gcc/ChangeLog

   1 2011-08-22  Jakub Jelinek  <jakub@redhat.com>
   2
   3         PR tree-optimization/50133
   4         * tree-vect-stmts.c (vect_finish_stmt_generation): Copy location
   5         from stmt instead of some statement around gsi.
   6
   7         PR middle-end/50141
   8         * expr.c (get_bit_range): Only use DECL_THREAD_LOCAL_P if
   9         innerdecl is a VAR_DECL.
  10
  11 2011-08-22  Kirill Yukhin  <kirill.yukhin@intel.com>
  12
  13         * config/i386/avx2intrin.h: New file.
  14         * config/i386/i386-builtin-types.def (PCINT, PCINT64, PV4SI,
  15         PV8SI, V32QI_FTYPE_V32QI, V32QI_FTYPE_V16QI, V16HI_FTYPE_V16HI,
  16         V16HI_FTYPE_V8HI, V8SI_FTYPE_V8SI, V16HI_FTYPE_V16QI,
  17         V8SI_FTYPE_V16QI, V4DI_FTYPE_V16QI, V8SI_FTYPE_V8HI,
  18         V4DI_FTYPE_V8HI, V4DI_FTYPE_V4SI, V4DI_FTYPE_PV4DI,
  19         V4DI_FTYPE_V2DI, V2DI_FTYPE_PCV2DI_V2DI, V4SI_FTYPE_PCV4SI_V4SI,
  20         V32QI_FTYPE_V16HI_V16HI, V16HI_FTYPE_V8SI_V8SI,
  21         V32QI_FTYPE_V32QI_V32QI, V16HI_FTYPE_V32QI_V32QI,
  22         V16HI_FTYPE_V16HI_V8HI, V16HI_FTYPE_V16HI_V16HI,
  23         V16HI_FTYPE_V16HI_INT, V16HI_FTYPE_V16HI_SI,
  24         V16HI_FTYPE_V16HI_V16HI_INT, V32QI_FTYPE_V32QI_V32QI_INT,
  25         V8SI_FTYPE_V8SI_V4SI, V8SI_FTYPE_V8SI_V8SI,
  26         V8SI_FTYPE_V16HI_V16HI, V8SI_FTYPE_V8SI_INT, V8SI_FTYPE_V8SI_SI,
  27         V8SI_FTYPE_PCV8SI_V8SI, V4DI_FTYPE_V4DI_V4DI,
  28         V4DI_FTYPE_V8SI_V8SI, V4DI_FTYPE_V4DI_V2DI,
  29         V4DI_FTYPE_PCV4DI_V4DI, V4DI_FTYPE_V4DI_INT,
  30         V2DI_FTYPE_V4DI_INT, V4DI_FTYPE_V4DI_V4DI_INT,
  31         V4DI_FTYPE_V4DI_V2DI_INT, VOID_FTYPE_PV2DI_V2DI_V2DI,
  32         VOID_FTYPE_PV4DI_V4DI_V4DI, VOID_FTYPE_PV4SI_V4SI_V4SI,
  33         VOID_FTYPE_PV8SI_V8SI_V8SI,
  34         V2DF_FTYPE_V2DF_PCDOUBLE_V4SI_V2DF_INT,
  35         V4DF_FTYPE_V4DF_PCDOUBLE_V4SI_V4DF_INT,
  36         V2DF_FTYPE_V2DF_PCDOUBLE_V2DI_V2DF_INT,
  37         V4DF_FTYPE_V4DF_PCDOUBLE_V4DI_V4DF_INT,
  38         V4SF_FTYPE_V4SF_PCFLOAT_V4SI_V4SF_INT,
  39         V8SF_FTYPE_V8SF_PCFLOAT_V8SI_V8SF_INT,
  40         V4SF_FTYPE_V4SF_PCFLOAT_V2DI_V4SF_INT,
  41         V4SF_FTYPE_V4SF_PCFLOAT_V4DI_V4SF_INT,
  42         V2DI_FTYPE_V2DI_PCINT64_V4SI_V2DI_INT,
  43         V4DI_FTYPE_V4DI_PCINT64_V4SI_V4DI_INT,
  44         V2DI_FTYPE_V2DI_PCINT64_V2DI_V2DI_INT,
  45         V4DI_FTYPE_V4DI_PCINT64_V4DI_V4DI_INT,
  46         V4SI_FTYPE_V4SI_PCINT_V4SI_V4SI_INT,
  47         V8SI_FTYPE_V8SI_PCINT_V8SI_V8SI_INT,
  48         V4SI_FTYPE_V4SI_PCINT_V2DI_V4SI_INT,
  49         V4SI_FTYPE_V4SI_PCINT_V4DI_V4SI_INT,
  50         V16HI_FTYPE_V16HI_SI_COUNT, V16HI_FTYPE_V16HI_V8HI_COUNT,
  51         V8SI_FTYPE_V8SI_SI_COUNT, V8SI_FTYPE_V8SI_V4SI_COUNT,
  52         V4DI_FTYPE_V4DI_INT_COUNT, V4DI_FTYPE_V4DI_V2DI_COUNT,
  53         V4DI_FTYPE_V4DI_INT_CONVERT,
  54         V4DI_FTYPE_V4DI_V4DI_INT_CONVERT): New.
  55         * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MPSADBW256,
  56         IX86_BUILTIN_PABSB256, IX86_BUILTIN_PABSW256,
  57         IX86_BUILTIN_PABSD256, IX86_BUILTIN_PACKSSDW256,
  58         IX86_BUILTIN_PACKSSWB256, IX86_BUILTIN_PACKUSDW256,
  59         IX86_BUILTIN_PACKUSWB256, IX86_BUILTIN_PADDB256,
  60         IX86_BUILTIN_PADDW256, IX86_BUILTIN_PADDD256,
  61         IX86_BUILTIN_PADDQ256, IX86_BUILTIN_PADDSB256,
  62         IX86_BUILTIN_PADDSW256, IX86_BUILTIN_PADDUSB256,
  63         IX86_BUILTIN_PADDUSW256, IX86_BUILTIN_PALIGNR256,
  64         IX86_BUILTIN_AND256I, IX86_BUILTIN_ANDNOT256I,
  65         IX86_BUILTIN_PAVGB256, IX86_BUILTIN_PAVGW256,
  66         IX86_BUILTIN_PBLENDVB256, IX86_BUILTIN_PBLENDVW256,
  67         IX86_BUILTIN_PCMPEQB256, IX86_BUILTIN_PCMPEQW256,
  68         IX86_BUILTIN_PCMPEQD256, IX86_BUILTIN_PCMPEQQ256,
  69         IX86_BUILTIN_PCMPGTB256, IX86_BUILTIN_PCMPGTW256,
  70         IX86_BUILTIN_PCMPGTD256, IX86_BUILTIN_PCMPGTQ256,
  71         IX86_BUILTIN_PHADDW256, IX86_BUILTIN_PHADDD256,
  72         IX86_BUILTIN_PHADDSW256, IX86_BUILTIN_PHSUBW256,
  73         IX86_BUILTIN_PHSUBD256, IX86_BUILTIN_PHSUBSW256,
  74         IX86_BUILTIN_PMADDUBSW256, IX86_BUILTIN_PMADDWD256,
  75         IX86_BUILTIN_PMAXSB256, IX86_BUILTIN_PMAXSW256,
  76         IX86_BUILTIN_PMAXSD256, IX86_BUILTIN_PMAXUB256,
  77         IX86_BUILTIN_PMAXUW256, IX86_BUILTIN_PMAXUD256,
  78         IX86_BUILTIN_PMINSB256, IX86_BUILTIN_PMINSW256,
  79         IX86_BUILTIN_PMINSD256, IX86_BUILTIN_PMINUB256,
  80         IX86_BUILTIN_PMINUW256, IX86_BUILTIN_PMINUD256,
  81         IX86_BUILTIN_PMOVMSKB256, IX86_BUILTIN_PMOVSXBW256,
  82         IX86_BUILTIN_PMOVSXBD256, IX86_BUILTIN_PMOVSXBQ256,
  83         IX86_BUILTIN_PMOVSXWD256, IX86_BUILTIN_PMOVSXWQ256,
  84         IX86_BUILTIN_PMOVSXDQ256, IX86_BUILTIN_PMOVZXBW256,
  85         IX86_BUILTIN_PMOVZXBD256, IX86_BUILTIN_PMOVZXBQ256,
  86         IX86_BUILTIN_PMOVZXWD256, IX86_BUILTIN_PMOVZXWQ256,
  87         IX86_BUILTIN_PMOVZXDQ256, IX86_BUILTIN_PMULDQ256,
  88         IX86_BUILTIN_PMULHRSW256, IX86_BUILTIN_PMULHUW256,
  89         IX86_BUILTIN_PMULHW256, IX86_BUILTIN_PMULLW256,
  90         IX86_BUILTIN_PMULLD256, IX86_BUILTIN_PMULUDQ256,
  91         IX86_BUILTIN_POR256, IX86_BUILTIN_PSADBW256,
  92         IX86_BUILTIN_PSHUFB256, IX86_BUILTIN_PSHUFD256,
  93         IX86_BUILTIN_PSHUFHW256, IX86_BUILTIN_PSHUFLW256,
  94         IX86_BUILTIN_PSIGNB256, IX86_BUILTIN_PSIGNW256,
  95         IX86_BUILTIN_PSIGND256, IX86_BUILTIN_PSLLDQI256,
  96         IX86_BUILTIN_PSLLWI256, IX86_BUILTIN_PSLLW256,
  97         IX86_BUILTIN_PSLLDI256, IX86_BUILTIN_PSLLD256,
  98         IX86_BUILTIN_PSLLQI256, IX86_BUILTIN_PSLLQ256,
  99         IX86_BUILTIN_PSRAWI256, IX86_BUILTIN_PSRAW256,
 100         IX86_BUILTIN_PSRADI256, IX86_BUILTIN_PSRAD256,
 101         IX86_BUILTIN_PSRLDQI256, IX86_BUILTIN_PSRLWI256,
 102         IX86_BUILTIN_PSRLW256, IX86_BUILTIN_PSRLDI256,
 103         IX86_BUILTIN_PSRLD256, IX86_BUILTIN_PSRLQI256,
 104         IX86_BUILTIN_PSRLQ256, IX86_BUILTIN_PSUBB256,
 105         IX86_BUILTIN_PSUBW256, IX86_BUILTIN_PSUBD256,
 106         IX86_BUILTIN_PSUBQ256, IX86_BUILTIN_PSUBSB256,
 107         IX86_BUILTIN_PSUBSW256, IX86_BUILTIN_PSUBUSB256,
 108         IX86_BUILTIN_PSUBUSW256, IX86_BUILTIN_PUNPCKHBW256,
 109         IX86_BUILTIN_PUNPCKHWD256, IX86_BUILTIN_PUNPCKHDQ256,
 110         IX86_BUILTIN_PUNPCKHQDQ256, IX86_BUILTIN_PUNPCKLBW256,
 111         IX86_BUILTIN_PUNPCKLWD256, IX86_BUILTIN_PUNPCKLDQ256,
 112         IX86_BUILTIN_PUNPCKLQDQ256, IX86_BUILTIN_PXOR256,
 113         IX86_BUILTIN_MOVNTDQA256, IX86_BUILTIN_VBROADCASTSS_PS,
 114         IX86_BUILTIN_VBROADCASTSS_PS256,
 115         IX86_BUILTIN_VBROADCASTSD_PD256,
 116         IX86_BUILTIN_VBROADCASTSI256, IX86_BUILTIN_PBLENDD256,
 117         IX86_BUILTIN_PBLENDD128, IX86_BUILTIN_PBROADCASTB256,
 118         IX86_BUILTIN_PBROADCASTW256, IX86_BUILTIN_PBROADCASTD256,
 119         IX86_BUILTIN_PBROADCASTQ256, IX86_BUILTIN_PBROADCASTB128,
 120         IX86_BUILTIN_PBROADCASTW128, IX86_BUILTIN_PBROADCASTD128,
 121         IX86_BUILTIN_PBROADCASTQ128, IX86_BUILTIN_VPERMVARSI256,
 122         IX86_BUILTIN_VPERMDF256, IX86_BUILTIN_VPERMVARSF256,
 123         IX86_BUILTIN_VPERMDI256, IX86_BUILTIN_VPERMTI256,
 124         IX86_BUILTIN_VEXTRACT128I256, IX86_BUILTIN_VINSERT128I256,
 125         IX86_BUILTIN_MASKLOADD, IX86_BUILTIN_MASKLOADQ,
 126         IX86_BUILTIN_MASKLOADD256, IX86_BUILTIN_MASKLOADQ256,
 127         IX86_BUILTIN_MASKSTORED, IX86_BUILTIN_MASKSTOREQ,
 128         IX86_BUILTIN_MASKSTORED256, IX86_BUILTIN_MASKSTOREQ256,
 129         IX86_BUILTIN_PSLLVV4DI, IX86_BUILTIN_PSLLVV2DI,
 130         IX86_BUILTIN_PSLLVV8SI, IX86_BUILTIN_PSLLVV4SI,
 131         IX86_BUILTIN_PSRAVV8SI, IX86_BUILTIN_PSRAVV4SI,
 132         IX86_BUILTIN_PSRLVV4DI, IX86_BUILTIN_PSRLVV2DI,
 133         IX86_BUILTIN_PSRLVV8SI, IX86_BUILTIN_PSRLVV4SI,
 134         IX86_BUILTIN_GATHERSIV2DF, IX86_BUILTIN_GATHERSIV4DF,
 135         IX86_BUILTIN_GATHERDIV2DF, IX86_BUILTIN_GATHERDIV4DF,
 136         IX86_BUILTIN_GATHERSIV4SF, IX86_BUILTIN_GATHERSIV8SF,
 137         IX86_BUILTIN_GATHERDIV4SF, IX86_BUILTIN_GATHERDIV8SF,
 138         IX86_BUILTIN_GATHERSIV2DI, IX86_BUILTIN_GATHERSIV4DI,
 139         IX86_BUILTIN_GATHERDIV2DI, IX86_BUILTIN_GATHERDIV4DI,
 140         IX86_BUILTIN_GATHERSIV4SI, IX86_BUILTIN_GATHERSIV8SI,
 141         IX86_BUILTIN_GATHERDIV4SI, IX86_BUILTIN_GATHERDIV8SI.
 142         (bdesc_special_args): Add IX86_BUILTIN_MOVNTDQA256,
 143         IX86_BUILTIN_MASKLOADD, IX86_BUILTIN_MASKLOADQ,
 144         IX86_BUILTIN_MASKLOADD256, IX86_BUILTIN_MASKLOADQ256,
 145         IX86_BUILTIN_MASKSTORED, IX86_BUILTIN_MASKSTOREQ,
 146         IX86_BUILTIN_MASKSTORED256, IX86_BUILTIN_MASKSTOREQ256.
 147         (bdesc_args): Add  IX86_BUILTIN_MPSADBW256,
 148         IX86_BUILTIN_PABSB256, IX86_BUILTIN_PABSW256,
 149         IX86_BUILTIN_PABSD256, IX86_BUILTIN_PACKSSDW256,
 150         IX86_BUILTIN_PACKSSWB256, IX86_BUILTIN_PACKUSDW256,
 151         IX86_BUILTIN_PACKUSWB256, IX86_BUILTIN_PADDB256,
 152         IX86_BUILTIN_PADDW256, IX86_BUILTIN_PADDD256,
 153         IX86_BUILTIN_PADDQ256, IX86_BUILTIN_PADDSB256,
 154         IX86_BUILTIN_PADDSW256, IX86_BUILTIN_PADDUSB256,
 155         IX86_BUILTIN_PADDUSW256, IX86_BUILTIN_PALIGNR256,
 156         IX86_BUILTIN_AND256I, IX86_BUILTIN_ANDNOT256I,
 157         IX86_BUILTIN_PAVGB256, IX86_BUILTIN_PAVGW256,
 158         IX86_BUILTIN_PBLENDVB256, IX86_BUILTIN_PBLENDVW256,
 159         IX86_BUILTIN_PCMPEQB256, IX86_BUILTIN_PCMPEQW256,
 160         IX86_BUILTIN_PCMPEQD256, IX86_BUILTIN_PCMPEQQ256,
 161         IX86_BUILTIN_PCMPGTB256, IX86_BUILTIN_PCMPGTW256,
 162         IX86_BUILTIN_PCMPGTD256, IX86_BUILTIN_PCMPGTQ256,
 163         IX86_BUILTIN_PHADDW256, IX86_BUILTIN_PHADDD256,
 164         IX86_BUILTIN_PHADDSW256, IX86_BUILTIN_PHSUBW256,
 165         IX86_BUILTIN_PHSUBD256, IX86_BUILTIN_PHSUBSW256,
 166         IX86_BUILTIN_PMADDUBSW256, IX86_BUILTIN_PMADDWD256,
 167         IX86_BUILTIN_PMAXSB256, IX86_BUILTIN_PMAXSW256,
 168         IX86_BUILTIN_PMAXSD256, IX86_BUILTIN_PMAXUB256,
 169         IX86_BUILTIN_PMAXUW256, IX86_BUILTIN_PMAXUD256,
 170         IX86_BUILTIN_PMINSB256, IX86_BUILTIN_PMINSW256,
 171         IX86_BUILTIN_PMINSD256, IX86_BUILTIN_PMINUB256,
 172         IX86_BUILTIN_PMINUW256, IX86_BUILTIN_PMINUD256,
 173         IX86_BUILTIN_PMOVMSKB256, IX86_BUILTIN_PMOVSXBW256,
 174         IX86_BUILTIN_PMOVSXBD256, IX86_BUILTIN_PMOVSXBQ256,
 175         IX86_BUILTIN_PMOVSXWD256, IX86_BUILTIN_PMOVSXWQ256,
 176         IX86_BUILTIN_PMOVSXDQ256, IX86_BUILTIN_PMOVZXBW256,
 177         IX86_BUILTIN_PMOVZXBD256, IX86_BUILTIN_PMOVZXBQ256,
 178         IX86_BUILTIN_PMOVZXWD256, IX86_BUILTIN_PMOVZXWQ256,
 179         IX86_BUILTIN_PMOVZXDQ256, IX86_BUILTIN_PMULDQ256,
 180         IX86_BUILTIN_PMULHRSW256, IX86_BUILTIN_PMULHUW256,
 181         IX86_BUILTIN_PMULHW256, IX86_BUILTIN_PMULLW256,
 182         IX86_BUILTIN_PMULLD256, IX86_BUILTIN_PMULUDQ256,
 183         IX86_BUILTIN_POR256, IX86_BUILTIN_PSADBW256,
 184         IX86_BUILTIN_PSHUFB256, IX86_BUILTIN_PSHUFD256,
 185         IX86_BUILTIN_PSHUFHW256, IX86_BUILTIN_PSHUFLW256,
 186         IX86_BUILTIN_PSIGNB256, IX86_BUILTIN_PSIGNW256,
 187         IX86_BUILTIN_PSIGND256, IX86_BUILTIN_PSLLDQI256,
 188         IX86_BUILTIN_PSLLWI256, IX86_BUILTIN_PSLLW256,
 189         IX86_BUILTIN_PSLLDI256, IX86_BUILTIN_PSLLD256,
 190         IX86_BUILTIN_PSLLQI256, IX86_BUILTIN_PSLLQ256,
 191         IX86_BUILTIN_PSRAWI256, IX86_BUILTIN_PSRAW256,
 192         IX86_BUILTIN_PSRADI256, IX86_BUILTIN_PSRAD256,
 193         IX86_BUILTIN_PSRLDQI256, IX86_BUILTIN_PSRLWI256,
 194         IX86_BUILTIN_PSRLW256, IX86_BUILTIN_PSRLDI256,
 195         IX86_BUILTIN_PSRLD256, IX86_BUILTIN_PSRLQI256,
 196         IX86_BUILTIN_PSRLQ256, IX86_BUILTIN_PSUBB256,
 197         IX86_BUILTIN_PSUBW256, IX86_BUILTIN_PSUBD256,
 198         IX86_BUILTIN_PSUBQ256, IX86_BUILTIN_PSUBSB256,
 199         IX86_BUILTIN_PSUBSW256, IX86_BUILTIN_PSUBUSB256,
 200         IX86_BUILTIN_PSUBUSW256, IX86_BUILTIN_PUNPCKHBW256,
 201         IX86_BUILTIN_PUNPCKHWD256, IX86_BUILTIN_PUNPCKHDQ256,
 202         IX86_BUILTIN_PUNPCKHQDQ256, IX86_BUILTIN_PUNPCKLBW256,
 203         IX86_BUILTIN_PUNPCKLWD256, IX86_BUILTIN_PUNPCKLDQ256,
 204         IX86_BUILTIN_PUNPCKLQDQ256, IX86_BUILTIN_PXOR256,
 205         IX86_BUILTIN_VBROADCASTSS_PS, IX86_BUILTIN_VBROADCASTSS_PS256,
 206         IX86_BUILTIN_VBROADCASTSD_PD256,
 207         IX86_BUILTIN_VBROADCASTSI256, IX86_BUILTIN_PBLENDD256,
 208         IX86_BUILTIN_PBLENDD128, IX86_BUILTIN_PBROADCASTB256,
 209         IX86_BUILTIN_PBROADCASTW256, IX86_BUILTIN_PBROADCASTD256,
 210         IX86_BUILTIN_PBROADCASTQ256, IX86_BUILTIN_PBROADCASTB128,
 211         IX86_BUILTIN_PBROADCASTW128, IX86_BUILTIN_PBROADCASTD128,
 212         IX86_BUILTIN_PBROADCASTQ128, IX86_BUILTIN_VPERMVARSI256,
 213         IX86_BUILTIN_VPERMDF256, IX86_BUILTIN_VPERMVARSF256,
 214         IX86_BUILTIN_VPERMDI256, IX86_BUILTIN_VPERMTI256,
 215         IX86_BUILTIN_VEXTRACT128I256, IX86_BUILTIN_VINSERT128I256,
 216         IX86_BUILTIN_PSLLVV4DI, IX86_BUILTIN_PSLLVV2DI,
 217         IX86_BUILTIN_PSLLVV8SI, IX86_BUILTIN_PSLLVV4SI,
 218         IX86_BUILTIN_PSRAVV8SI, IX86_BUILTIN_PSRAVV4SI,
 219         IX86_BUILTIN_PSRLVV4DI, IX86_BUILTIN_PSRLVV2DI,
 220         IX86_BUILTIN_PSRLVV8SI, IX86_BUILTIN_PSRLVV4SI.
 221         (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_GATHERSIV2DF,
 222         IX86_BUILTIN_GATHERSIV4DF, IX86_BUILTIN_GATHERDIV2DF,
 223         IX86_BUILTIN_GATHERDIV4DF, IX86_BUILTIN_GATHERSIV4SF,
 224         IX86_BUILTIN_GATHERSIV8SF, IX86_BUILTIN_GATHERDIV4SF,
 225         IX86_BUILTIN_GATHERDIV8SF, IX86_BUILTIN_GATHERSIV2DI,
 226         IX86_BUILTIN_GATHERSIV4DI, IX86_BUILTIN_GATHERDIV2DI,
 227         IX86_BUILTIN_GATHERDIV4DI, IX86_BUILTIN_GATHERSIV4SI,
 228         IX86_BUILTIN_GATHERSIV8SI, IX86_BUILTIN_GATHERDIV4SI,
 229         IX86_BUILTIN_GATHERDIV8SI.
 230         (ix86_preferred_simd_mode): Support AVX2 modes.
 231         (ix86_expand_args_builtin): Support AVX2 built-ins.
 232         (ix86_expand_special_args_builtin): Likewise.
 233         (ix86_expand_builtin): Likewise.
 234         * config/i386/i386.md (UNSPEC_VPERMSI): New.
 235         (UNSPEC_VPERMDF): Likewise.
 236         (UNSPEC_VPERMSF): Likewise.
 237         (UNSPEC_VPERMDI): Likewise.
 238         (UNSPEC_VPERMTI): Likewise.
 239         (UNSPEC_GATHER): Likewise.
 240         (ssemodesuffix): Extend.
 241         * config/i386/immintrin.h: Include avx2intrin.h when __AVX2__
 242         is defined.
 243         * config/i386/predicates.md (const1248_operand): New.
 244         * config/i386/sse.md (VI_AVX2):
 245         (VI1_AVX2): Likewise.
 246         (VI2_AVX2): Likewise.
 247         (VI4_AVX2): Likewise.
 248         (VI8_AVX2): Likewise.
 249         (VIMAX_AVX2): Likewise.
 250         (SSESCALARMODE): Likewise.
 251         (VI12_AVX2): Likewise.
 252         (VI24_AVX2): Likewise.
 253         (VI124_AVX2): Likeuse_submit_for_speed = 1
 254         wise.
 255         (VI248_AVX2): Likewise.
 256         (VI48_AVX2): Likewise.
 257         (VI4SD_AVX2): Likewise.
 258         (V48_AVX2): Likewise.
 259         (avx2modesuffix): Likewise.
 260         (sse_avx2): Likewise.
 261         (sse2_avx2): Likewise.
 262         (ssse3_avx2): Likewise.
 263         (sse4_1_avx2): Likewise.
 264         (avx_avx2): Likewise.
 265         (lshift)<code_oterator>: Likewise.
 266         (lshift_insn): Likewise.
 267         (lshift)<code_attr>: Likewise.
 268         (SSESHORTMODE): Likewise.
 269         (SSELONGMODE): Likewise.
 270         (SSEBYTEMODE): Likewise.
 271         (AVXTOSSEMODE): Likewise.
 272         (shortmode): Likewise.
 273         (ssescalarmodesuffix): Update.
 274         (sseunpackmode): Likewise.
 275         (ssepackmode): Likewise.
 276         (AVX256MODEI): New.
 277         (AVX256MODE124): Likewise.
 278         (AVX256MODE1248): Likewise.
 279         (AVX256MODE248): Likewise.
 280         (AVXMODE48P_SI): Likewise.
 281         (AVXMODE48P_SI): Likewise.
 282         (AVXMODE48P_DI): Likewise.
 283         (AVXMODE48P_DI): Likewise.
 284         (gthrfirstp): Likewise.
 285         (gthrlastp): Likewise.
 286         (avx2): Likwise.
 287         (ssevecsize): Likewise.
 288         (ssedoublesizemode): Likewise.
 289         (avxvecmode): Likewise.
 290         (avxvecsize): Likewise.
 291         (avxhalfvecmode): Likewise.
 292         (avxscalarmode): Likewise.
 293         (avxpermvecmode): Likewise.
 294         (avxmodesuffixp): Likewise.
 295         (avxmodesuffix): Likewise.
 296         (avx2_vec_dupv4sf): New.
 297         (avx2_vec_dupv8sf): Likewise.
 298         (avx2_interleave_highv4di): Likewise.
 299         (avx2_interleave_lowv4di): Likewise.
 300         (<plusminus_insn><mode>3): Update.
 301         (*<plusminus_insn><mode>3): Likewise.
 302         (sse2_<plusminus_insn><mode>3): Rename to ...
 303         ("<sse2_avx2>_<plusminus_insn><mode>3): ... this. updated.
 304         (*sse2_<plusminus_insn><mode>3): Likewise.
 305         (*<sse2_avx2>_<plusminus_insn><mode>3): Likewise.
 306         (mulv8hi3): Likewise.
 307         (mul<mode>3): Likewise.
 308         (*mulv8hi3): Likewise.
 309         (*mul<mode>3): Likewise.
 310         (<s>mulv8hi3_highpart): Likewise.
 311         (<s>mul<mode>3_highpart): Likewise.
 312         (*<s>mulv8hi3_highpart): Likewise.
 313         (*<s>mul<mode>3_highpart): Likewise.
 314         (avx2_umulv4siv4di3): Likewise.
 315         (*avx_umulv4siv4di3): Likewise.
 316         (sse4_1_mulv2siv2di3): Likewise.
 317         (<sse4_1_avx2>_mul<shortmode><mode>3): Likewise.
 318         (*sse4_1_mulv2siv2di3): Likewise.
 319         (*<sse4_1_avx2>_mulv2siv2di3): Likewise.
 320         (avx2_pmaddwd): New.
 321         (*avx2_pmaddwd): Likewise.
 322         (mulv4si3): Rename to ...
 323         (mul<mode>3): ... this. Update.
 324         (*sse4_1_mulv4si3): Likewise.
 325         (*<sse4_1_avx2>_mul<mode>3): Likewise.
 326         (ashr<mode>3): Update.
 327         (avx2_lshrqv4di3): New.
 328         (lshr<mode>3): Update.
 329         (avx2_lshlqv4di3): New.
 330         (avx2_lshl<mode>3): Likewise.
 331         (sse2_ashlv1ti3): Rename to ...
 332         (<sse2_avx2>_ashl<mode>3): ... this. Update.
 333         (avx2_<code><mode>3)<umaxmin>: New.
 334         (*avx2_<code><mode>3)<umaxmin>: Likewise.
 335         (avx2_<code><mode>3)<smaxmin>: New.
 336         (*avx2_<code><mode>3)<smaxmin>: Likewise.
 337         (avx2_eq<mode>3): Likewise.
 338         (*avx2_eq<mode>3): Likewise.
 339         (avx2_gt<mode>3): Likewise.
 340         (sse2_andnot<mode>3): Rename to ...
 341         (<sse2_avx2>_andnot<mode>3): ... this. Update.
 342         (*andnot<mode>3): Update.
 343         (<code><mode>3)<any_logic>: Update.
 344         (*<code><mode>3)<any_logic>: Likewise.
 345         (sse2_packsswb): Rename to ...
 346         (<sse2_avx2>_packsswb): ... this. Update.
 347         (sse2_packssdw): Likewise.
 348         (<sse2_avx2>_packssdw): Likewise.
 349         (sse2_packuswb): Likewise.
 350         (<sse2_avx2>_packuswb): Likewise.
 351         (avx2_interleave_highv32qi): New.
 352         (avx2_interleave_lowv32qi): Likewise.
 353         (avx2_interleave_highv16hi): Likewise.
 354         (avx2_interleave_lowv16hi): Likewise.
 355         (avx2_interleave_highv8si): Likewise.
 356         (avx2_interleave_lowv8si): Likewise.
 357         (avx2_pshufd): New
 358         (avx2_pshufd_1): Likewise.
 359         (avx2_pshuflwv3): Likewise.
 360         (avx2_pshuflw_1): Likewise.
 361         (avx2_pshufhwv3): Likewise.
 362         (avx2_pshufhw_1): Likewise.
 363         (avx2_uavgv32qi3): Likewise.
 364         (*avx2_uavgv32qi3): Likewise.
 365         (avx2_uavgv16hi3): Likewise.
 366         (*avx2_uavgv16hi3): Likewise.
 367         (sse2_psadbw): Rename to ...
 368         (<sse2_avx2>_psadbw): ... this. Update.
 369         (avx2_pmovmskb): New.
 370         (avx2_phaddwv16hi3): Likewise.
 371         (avx2_phadddv8si3): Likewise.
 372         (avx2_phaddswv16hi3): Likewise.
 373         (avx2_phsubwv16hi3): Likewise.
 374         (avx2_phsubdv8si3): Likewise.
 375         (avx2_phsubswv16hi3): Likewise.
 376         (avx2_pmaddubsw256): Likewise.
 377         (avx2_umulhrswv16hi3): Likewise.
 378         (*avx2_umulhrswv16hi3): Likewise.
 379         (ssse3_pshufbv16qi3): Rename to ...
 380         (<ssse3_avx2>_pshufb<mode>3): ... this. Update.
 381         (ssse3_psign<mode>3): Likewise.
 382         (<ssse3_avx2>_psign<mode>3): Likewise.
 383         (ssse3_palignrti): Likewise.
 384         (<ssse3_avx2>_palignr<mode>): Likewise.
 385         (abs<mode>2): Likewise.
 386         (sse4_1_movntdqa): Rename to ...
 387         (<sse4_1_avx2>_movntdqa): ... this. Update.
 388         (sse4_1_mpsadbw): Likewise.
 389         (<sse4_1_avx2>_mpsadbw): Likewise.
 390         (avx2_packusdw): New.
 391         (sse4_1_pblendvb): Rename to ...
 392         (<sse4_1_avx2>_pblendvb): ... this. Update.
 393         (sse4_1_pblendw): Likewise.
 394         (<sse4_1_avx2>_pblendw): Likewise.
 395         (avx2_pblendd<mode>): New.
 396         (avx2_<code>v16qiv16hi2): Likewise.
 397         (avx2_<code>v8qiv8si2): Likewise.
 398         (avx2_<code>v8hiv8si2): Likewise.
 399         (avx2_<code>v4qiv4di2): Likewise.
 400         (avx2_<code>v4hiv4di2): Likewise.
 401         (avx2_<code>v4siv4di2): Likewise.
 402         (avx2_pbroadcast<mode>): Likewise.
 403         (avx2_permvarv8si): Likewise.
 404         (avx2_permv4df): Likewise.
 405         (avx2_permvarv8sf): Likewise.
 406         (avx2_permv4di): Likewise.
 407         (avx2_permv2ti): Likewise.
 408         (avx2_vec_dupv4df): Likewise.
 409         (avx2_vbroadcasti128_<mode>): Likewise.
 410         (avx2_vec_set_lo_v4di): Likewise.
 411         (avx2_vec_set_hi_v4di): Likewise.
 412         (avx_maskload<ssemodesuffix><avxsizesuffix>): Rename to ...
 413         (<avx_avx2>_maskload<avx2modesuffix><avxmodesuffix>): ... this.
 414         Update.
 415         (avx_maskstore<ssemodesuffix><avxsizesuffix>): Likewise.
 416         (<avx_avx2>_maskstore<avx2modesuffix><avxmodesuffix>): Likewise.
 417         (*avx2_maskmov<avx2modesuffix><avxmodesuffix>): New.
 418         (avx2_extracti128): Likewise.
 419         (avx2_inserti128): Likewise.
 420         (avx2_ashrvv8si): Likewise.
 421         (avx2_ashrvv4si): Likewise.
 422         (avx2_<lshift>vv8si): Likewise.
 423         (avx2_<lshift>v<mode>): Likewise.
 424         (avx2_<lshift>vv2di): Likewise.
 425         (avx2_gathersi<mode>): Likewise.
 426         (*avx2_gathersi<mode>): Likewise.
 427         (avx2_gatherdi<mode>): Likewise.
 428         (*avx2_gatherdi<mode>): Likewise.
 429         (avx2_gatherdi<mode>256): Likewise.
 430         (*avx2_gatherdi<mode>256): Likewise.
 431         * doc/extend.texi: Document AVX2 built-in functions.
 432         * doc/invoke.texi: Document -mavx2.
 433
 434 2011-08-22  Matthias Klose <doko@debian.org>
 435
 436         Revert:
 437         2011-07-11  Arthur Loiret  <aloiret@debian.org>
 438                     Matthias Klose <doko@debian.org>
 439         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Set to 'n32 . 64' if
 440         tm_defines contains MIPS_ABI_DEFAULT ABI_32, to follow the glibc
 441         convention.
 442         * config.gcc (tm_defines): Add MIPS_ABI_DEFAULT=ABI_32.
 443
 444 2011-08-22  Mikael Pettersson  <mikpe@it.uu.se>
 445
 446         PR bootstrap/50146
 447         * ira-color.c (assign_hard_reg): Move saved_nregs declaration
 448         to #ifndef HONOR_REG_ALLOC_ORDER block.
 449
 450 2011-08-21  Richard Henderson  <rth@redhat.com>
 451
 452         * rtl.h (INSN_ANNULLED_BRANCH_P): Only allow JUMP_INSN.
 453         * dwarf2cfi.c (scan_trace): Test JUMP_P before INSN_ANNULLED_BRANCH_P.
 454         * resource.c (next_insn_no_annul): Likewise.
 455         (mark_set_resources): Likewise.
 456         * reorg.c (delete_from_delay_slot): Likewise.
 457         (dbr_schedule, redundant_insn, try_merge_delay_insns): Likewise.
 458         (get_branch_condition): Test pc_rtx and LABEL_REF before dereferencing.
 459
 460 2011-08-21  Uros Bizjak  <ubizjak@gmail.com>
 461
 462         * config/i386/i386.md (any_div): Remove.
 463         (sgnprefix): Update for removal.
 464         (u): Ditto.
 465
 466 2011-08-20  Vladimir Makarov  <vmakarov@redhat.com>
 467
 468         * ira-lives.c (mark_pseudo_regno_subword_live): Use allocno class
 469         for ira_reg_class_max_nregs.  Increase pressure by 1.
 470         (mark_pseudo_regno_subword_dead): Use allocno class
 471         for ira_reg_class_max_nregs.
 472
 473 2011-08-20  Richard Henderson  <rth@redhat.com>
 474
 475         * config/c6x/eqd.c, config/c6x/eqf.c, config/c6x/ged.c,
 476         config/c6x/gef.c, config/c6x/gtd.c, config/c6x/gtf.c,
 477         config/c6x/led.c, config/c6x/lef.c, config/c6x/ltd.c,
 478         config/c6x/ltf.c: Adjust include path for soft-fp.
 479
 480 2011-08-20  H.J. Lu  <hongjiu.lu@intel.com>
 481
 482         PR other/46770
 483         * config.gcc (tm_file): Add initfini-array.h if
 484         .init_arrary/.fini_array are supported.
 485
 486         * crtstuff.c: Don't generate .ctors nor .dtors sections if
 487         USE_INITFINI_ARRAY is defined.
 488
 489         * output.h (default_elf_init_array_asm_out_constructor): New.
 490         (default_elf_fini_array_asm_out_destructor): Likewise.
 491         * varasm.c (elf_init_array_section): Likewise.
 492         (elf_fini_array_section): Likewise.
 493         (get_elf_initfini_array_priority_section): Likewise.
 494         (default_elf_init_array_asm_out_constructor): Likewise.
 495         (default_elf_fini_array_asm_out_destructor): Likewise.
 496
 497         * config/initfini-array.h: New.
 498
 499 2011-08-20  Richard Sandiford  <rdsandiford@googlemail.com>
 500
 501         * config/mips/mips.c (mips_class_max_nregs): Check that the mode is
 502         OK for ST_REGS and FP_REGS before taking those classes into account.
 503
 504 2011-08-20  Richard Sandiford  <rdsandiford@googlemail.com>
 505
 506         * config/mips/mips.c (mips_reorg_process_insns): Check for jumps
 507         before checking for annulled branches.
 508
 509 2011-08-20  Uros Bizjak  <ubizjak@gmail.com>
 510
 511         * config/i386/i386.c (ix86_binary_operator_ok): Use
 512         satisfies_constraint_L.
 513
 514 2011-08-20  Uros Bizjak  <ubizjak@gmail.com>
 515             Michael Matz  <matz@suse.de>
 516
 517         * config/i386/i386.c (ix86_expand_round_sse4): Expand as
 518         trunc (a + copysign (nextafter (0.5, 0.0), a)).
 519
 520 2011-08-20  Anatoly Sokolov  <aesok@post.ru>
 521
 522         * doc/tm.texi.in (PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
 523         * doc/tm.texi: Regenerate.
 524         * targhooks.c (default_preferred_output_reload_class): Don't use
 525         PREFERRED_OUTPUT_RELOAD_CLASS macro.
 526         * system.h (PREFERRED_OUTPUT_RELOAD_CLASS): Poison.
 527
 528 2011-08-20  Jakub Jelinek  <jakub@redhat.com>
 529
 530         PR tree-optimization/48739
 531         * tree-ssa.c: Include cfgloop.h.
 532         (execute_update_addresses_taken): When updating ssa, if in loop closed
 533         SSA form, call rewrite_into_loop_closed_ssa instead of update_ssa.
 534         * Makefile.in (tree-ssa.o): Depend on $(CFGLOOP_H).
 535
 536 2011-08-19  Vladimir Makarov  <vmakarov@redhat.com>
 537
 538         PR rtl-optimization/49936
 539         * ira.c (ira_init_register_move_cost): Ignore too small subclasses
 540         for calculation of max register move costs.
 541
 542 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
 543
 544         * c-parser.c (c_parser_postfix_expression): Convert operands of
 545         __builtin_complex to their semantic types.
 546
 547 2011-08-19  H.J. Lu  <hongjiu.lu@intel.com>
 548
 549         PR middle-end/49721
 550         * explow.c (convert_memory_address_addr_space): Also permute the
 551         conversion and addition of constant for zero-extend.
 552
 553 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
 554
 555         * c-parser.c (c_parser_postfix_expression): Handle RID_BUILTIN_COMPLEX.
 556         * doc/extend.texi (__builtin_complex): Document.
 557
 558 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
 559
 560         * tree-ssa-math-opts.c (is_widening_mult_rhs_p): Handle constants
 561         beyond conversions.
 562         (convert_mult_to_widen): Convert constant inputs to the right type.
 563         (convert_plusminus_to_widen): Don't automatically reject inputs that
 564         are not an SSA_NAME.
 565         Convert constant inputs to the right type.
 566
 567 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
 568
 569         * tree-ssa-math-opts.c (convert_plusminus_to_widen): Convert add_rhs
 570         to the correct type.
 571
 572 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
 573
 574         * tree-ssa-math-opts.c (convert_mult_to_widen): Better handle
 575         unsigned inputs of different modes.
 576         (convert_plusminus_to_widen): Likewise.
 577
 578 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
 579
 580         * tree-ssa-math-opts.c (is_widening_mult_rhs_p): Add new argument
 581         'type'.
 582         Use 'type' from caller, not inferred from 'rhs'.
 583         Don't reject non-conversion statements. Do return lhs in this case.
 584         (is_widening_mult_p): Add new argument 'type'.
 585         Use 'type' from caller, not inferred from 'stmt'.
 586         Pass type to is_widening_mult_rhs_p.
 587         (convert_mult_to_widen): Pass type to is_widening_mult_p.
 588         (convert_plusminus_to_widen): Likewise.
 589
 590 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
 591
 592         * tree-ssa-math-opts.c (is_widening_mult_p): Remove FIXME.
 593         Ensure the the larger type is the first operand.
 594
 595 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
 596
 597         * tree-ssa-math-opts.c (convert_mult_to_widen): Convert
 598         unsupported unsigned multiplies to signed.
 599         (convert_plusminus_to_widen): Likewise.
 600
 601 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
 602
 603         * tree-ssa-math-opts.c (convert_plusminus_to_widen): Permit a single
 604         conversion statement separating multiply-and-accumulate.
 605
 606 2011-08-19  Richard Guenther  <rguenther@suse.de>
 607
 608         PR tree-optimization/50067
 609         * tree-data-ref.c (dr_analyze_indices): Simplify, strip MEM_REF
 610         offset only if we accounted for it.
 611
 612 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
 613
 614         * config/arm/arm.md (maddhidi4): Remove '*' from name.
 615         * expr.c (expand_expr_real_2): Use find_widening_optab_handler.
 616         * optabs.c (find_widening_optab_handler_and_mode): New function.
 617         (expand_widen_pattern_expr): Use find_widening_optab_handler.
 618         (expand_binop_directly): Likewise.
 619         (expand_binop): Likewise.
 620         * optabs.h (find_widening_optab_handler): New macro define.
 621         (find_widening_optab_handler_and_mode): New prototype.
 622         * tree-cfg.c (verify_gimple_assign_binary): Adjust WIDEN_MULT_EXPR
 623         type precision rules.
 624         (verify_gimple_assign_ternary): Likewise for WIDEN_MULT_PLUS_EXPR.
 625         * tree-ssa-math-opts.c (build_and_insert_cast): New function.
 626         (is_widening_mult_rhs_p): Allow widening by more than one mode.
 627         Explicitly disallow mis-matched input types.
 628         (convert_mult_to_widen): Use find_widening_optab_handler, and cast
 629         input types to fit the new handler.
 630         (convert_plusminus_to_widen): Likewise.
 631
 632 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
 633
 634         * expr.c (expand_expr_real_2): Use widening_optab_handler.
 635         * genopinit.c (optabs): Use set_widening_optab_handler for $N.
 636         (gen_insn): $N now means $a must be wider than $b, not consecutive.
 637         * optabs.c (widened_mode): New function.
 638         (expand_widen_pattern_expr): Use widening_optab_handler.
 639         (expand_binop_directly): Likewise.
 640         (expand_binop): Likewise.
 641         * optabs.h (widening_optab_handlers): New struct.
 642         (optab_d): New member, 'widening'.
 643         (widening_optab_handler): New function.
 644         (set_widening_optab_handler): New function.
 645         * tree-ssa-math-opts.c (convert_mult_to_widen): Use
 646         widening_optab_handler.
 647         (convert_plusminus_to_widen): Likewise.
 648
 649 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
 650
 651         * c-decl.c (grokdeclarator): Diagnose _Noreturn for non-C1X if
 652         pedantic.
 653         * c-parser.c (c_parser_declspecs): Include _Noreturn in syntax comment.
 654         * ginclude/stdnoreturn.h (noreturn): Don't define for C++.
 655
 656 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
 657
 658         * opth-gen.awk: Do not declare target save/restore structures and
 659         functions if IN_RTS defined.
 660
 661 2011-08-19  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
 662
 663         PR target/49437
 664         * config/arm/arm.c (arm_output_epilogue): Properly handle epilogue
 665         when stack was realigned in interrupt handler prologue.
 666
 667 2011-08-18  Joseph Myers  <joseph@codesourcery.com>
 668
 669         * c-decl.c (shadow_tag_warned): Check for _Noreturn.
 670         (quals_from_declspecs): Assert _Noreturn not present.
 671         (grokdeclarator): Handle _Noreturn.
 672         (build_null_declspecs): Initialize noreturn_p.
 673         (declspecs_add_scspec): Handle RID_NORETURN.
 674         * c-parser.c (c_token_starts_declspecs, c_parser_declspecs)
 675         (c_parser_attributes): Handle RID_NORETURN.
 676         * c-tree.h (struct c_declspecs): Add noreturn_p.
 677         * ginclude/stdnoreturn.h: New.
 678         * Makefile.in (USER_H): Add stdnoreturn.h.
 679
 680 2011-08-18  Kirill Yukhin  <kirill.yukhin@intel.com>
 681
 682         * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX2_SET): New.
 683         (OPTION_MASK_ISA_AVX_UNSET): Update.
 684         (OPTION_MASK_ISA_AVX2_UNSET): New.
 685         (ix86_handle_option): Handle OPT_mavx2 case.
 686         * config/i386/cpuid.h (bit_AVX2): New.
 687         * config/i386/driver-i386.c (host_detect_local_cpu): Detect
 688         AVX2 feature.
 689         * config/i386/i386-c.c (ix86_target_macros_internal):
 690         Conditionally define __AVX2__.
 691         * config/i386/i386.c (ix86_option_override_internal): Define PTA_AVX2.
 692         Define "core-avx2" processor alias.  Handle avx2 option.
 693         (ix86_valid_target_attribute_inner_p): Handle avx2 option.
 694         * config/i386/i386.h (TARGET_AVX2): New.
 695         * config/i386/i386.opt (mavx2): New.
 696         * doc/invoke.texi: Document -mavx2.
 697
 698 2011-08-18  Vladimir Makarov  <vmakarov@redhat.com>
 699
 700         PR rtl-optimization/49890
 701         * ira-costs.c (setup_regno_cost_classes_by_aclass): Don't exclude
 702         subclasses of class which is superset of a pressure class.
 703
 704 2011-08-18  H.J. Lu  <hongjiu.lu@intel.com>
 705             Igor Zamyatin <igor.zamyatin@intel.com>
 706
 707         * config/i386/i386-c.c (ix86_target_macros_internal): Replace int
 708         with HOST_WIDE_INT for isa_flag.
 709         (ix86_pragma_target_parse): Replace int with HOST_WIDE_INT for
 710         isa variables.
 711
 712         * config/i386/i386.c (ix86_target_string): Replace int with
 713         HOST_WIDE_INT for isa.  Use HOST_WIDE_INT_PRINT to print isa.
 714         (ix86_target_opts): Replace int with HOST_WIDE_INT on mask.
 715         (pta_flags): Removed.
 716         (PTA_XXX): Redefined as (HOST_WIDE_INT_1 << X).
 717         (pta): Use HOST_WIDE_INT on flags.
 718         (builtin_isa): Use HOST_WIDE_INT on isa.
 719         (ix86_add_new_builtins): Likewise.
 720         (def_builtin): Use HOST_WIDE_INT on mask.
 721         (def_builtin_const): Likewise.
 722         (builtin_description): Likewise.
 723
 724         * config/i386/i386.opt (ix86_isa_flags): Replace int with
 725         HOST_WIDE_INT.
 726         (ix86_isa_flags_explicit): Likewise.
 727         (x_ix86_isa_flags_explicit): Likewise.
 728
 729 2011-08-17  Vladimir Makarov  <vmakarov@redhat.com>
 730
 731         PR rtl-optimization/50107
 732         * ira-int.h (ira_hard_reg_not_in_set_p): Remove.
 733         (ira_hard_reg_in_set_p): New.
 734
 735         * ira-color.c (calculate_saved_nregs): New.
 736         (assign_hard_reg): Use it.  Set up allocated_hard_reg_p for all
 737         hard regs.
 738         (allocno_reload_assign, fast_allocation): Use
 739         ira_hard_reg_set_intersection_p instead of
 740         ira_hard_reg_not_in_set_p.
 741
 742         * ira.c (setup_reg_renumber): Use
 743         ira_hard_reg_set_intersection_p instead of
 744         ira_hard_reg_not_in_set_p.
 745         (setup_allocno_assignment_flags, calculate_allocation_cost): Use
 746         ira_hard_reg_in_set_p instead of ira_hard_reg_not_in_set_p.
 747
 748         * ira-costs.c (ira_tune_allocno_costs): Use
 749         ira_hard_reg_set_intersection_p instead of
 750         ira_hard_reg_not_in_set_p.
 751
 752 2011-08-18  H.J. Lu  <hongjiu.lu@intel.com>
 753             Igor Zamyatin <igor.zamyatin@intel.com>
 754
 755         * hwint.h (HOST_WIDE_INT_1): New.
 756
 757         * opt-functions.awk (switch_bit_fields): Initialize the
 758         host_wide_int field.
 759         (host_wide_int_var_name): New.
 760         (var_type_struct): Check and return HOST_WIDE_INT.
 761
 762         * opt-read.awk: Handle HOST_WIDE_INT for "Variable".
 763
 764         * optc-save-gen.awk: Support HOST_WIDE_INT on var_target_other.
 765
 766         * opth-gen.awk: Use HOST_WIDE_INT_1 on HOST_WIDE_INT.  Properly
 767         check masks for HOST_WIDE_INT.
 768
 769         * opts-common.c (set_option): Support HOST_WIDE_INT flag_var.
 770         (option_enabled): Likewise.
 771         (get_option_state): Likewise.
 772
 773         * opts.h (cl_option): Add cl_host_wide_int.  Change var_value
 774         to HOST_WIDE_INT.
 775
 776 2011-08-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 777             Marc Glisse  <marc.glisse@normalesup.org>
 778
 779         PR libstdc++-v3/1773
 780         * target.def (decl_mangling_context): New C++ hook.
 781         * doc/tm.texi: Regenerate.
 782         * config/sol2-cxx.c, config/sol2-stubs.c: New files.
 783         * config/sol2-protos.h: Group by source file.
 784         (solaris_cxx_decl_mangling_context): Declare.
 785         * config/sol2.h (TARGET_CXX_DECL_MANGLING_CONTEXT): Define.
 786         * config/t-sol2 (sol2-cxx.o, sol2-stubs.o): New targets.
 787         Use $<.
 788         * config.gcc (*-*-solaris2*): Add sol2-cxx.o to cxx_target_objs.
 789         Add sol2-stubs.o to extra_objs.
 790
 791 2011-08-18  Jakub Jelinek  <jakub@redhat.com>
 792
 793         PR target/50009
 794         * stor-layout.c (update_alignment_for_field): Don't ICE on
 795         packed flexible array members if ms_bitfield_layout_p.
 796
 797         PR target/50092
 798         * config/i386/i386.c (assign_386_stack_local): Call validize_mem
 799         on the result before returning it.
 800
 801         PR debug/50017
 802         * tree-vect-stmts.c (vect_finish_stmt_generation): If gsi_stmt (*gsi)
 803         is a debug stmt, use location of the first non-debug stmt after it.
 804
 805 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
 806
 807         * config/arm/arm.c (arm_rtx_costs_1): Don't modify the costs of SET.
 808         (arm_size_rtx_costs): Likewise.
 809
 810 2011-08-18  Richard Guenther  <rguenther@suse.de>
 811
 812         * tree.h (tree_int_cst_msb): Remove.
 813         * tree.c (tree_int_cst_msb): Likewise.
 814         (tree_int_cst_sign_bit): Move from ...
 815         * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): ... here.
 816
 817 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
 818
 819         * doc/tm.texi.in (TARGET_RTX_COSTS): Add an opno paramter.
 820         * doc/tm.texi: Regenerate.
 821         * target.def (rtx_costs): Add an opno parameter.
 822         * hooks.h (hook_bool_rtx_int_int_intp_bool_false): Replace with...
 823         (hook_bool_rtx_int_int_int_intp_bool_false): ...this.
 824         * hooks.c (hook_bool_rtx_int_int_intp_bool_false): Replace with...
 825         (hook_bool_rtx_int_int_int_intp_bool_false): ...this.
 826         * cse.c (COST_IN): Add an opno parameter.
 827         (notreg_cost): Likewise.  Update call to rtx_cost.
 828         (COST, fold_rtx): Update accordingly.
 829         * dojump.c (prefer_and_bit_test): Update call to rtx_cost.
 830         * expmed.c (emit_store_flag): Likewise.
 831         * optabs.c (avoid_expensive_constant): Add an opno parameter.
 832         Update call to rtx_cost.
 833         (expand_binop_directly, expand_binop): Likewise.
 834         (expand_twoval_binop, prepare_cmp_insn): Likewise.
 835         * rtl.h (rtx_cost, get_full_rtx_cost): Add opno parameters.
 836         (set_src_cost, get_full_set_src_cost): Update accordingly.
 837         * rtlanal.c (rtx_cost): Add an opno parameter.  Update call
 838         to target hook.
 839         (get_full_rtx_cost): Add an opno paramter.  Update calls to rtx_cost.
 840         (default_adress_cost): Update calls to rtx_cost.
 841
 842         * config/arm/arm.c (arm_rtx_costs_1, arm_size_rtx_costs)
 843         (arm_slowmul_rtx_costs): Adjust calls to rtx_cost.
 844         (arm_rtx_costs): Add an opno parameter.
 845         * config/alpha/alpha.c (alpha_rtx_costs): Add an opno parameter and
 846         adjust any recursive rtx-cost calls.
 847         * config/avr/avr.c (avr_operand_rtx_cost, avr_rtx_costs): Likewise.
 848         * config/bfin/bfin.c (bfin_rtx_costs): Likewise.
 849         * config/c6x/c6x.c (c6x_rtx_costs): Likewise.
 850         * config/cris/cris.c (cris_rtx_costs): Likewise.
 851         * config/frv/frv.c (frv_rtx_costs): Likewise.
 852         * config/h8300/h8300.c (h8300_rtx_costs): Likewise.
 853         * config/i386/i386.c (ix86_rtx_costs): Likewise.
 854         * config/ia64/ia64.c (ia64_rtx_costs): Likewise.
 855         * config/iq2000/iq2000.c (iq2000_rtx_costs): Likewise.
 856         * config/lm32/lm32.c (lm32_rtx_costs): Likewise.
 857         * config/m32c/m32c.c (m32c_rtx_costs): Likewise.
 858         * config/m32r/m32r.c (m32r_rtx_costs): Likewise.
 859         * config/m68k/m68k.c (m68k_rtx_costs): Likewise.
 860         * config/mcore/mcore.c (mcore_rtx_costs): Likewise.
 861         * config/mep/mep.c (mep_rtx_cost): Likewise.
 862         * config/microblaze/microblaze.c (microblaze_rtx_costs): Likewise.
 863         * config/mips/mips.c (mips_binary_cost): Update call to rtx_cost.
 864         (mips_zero_extend_cost): Add an opno parameter.
 865         * config/mmix/mmix.c (mmix_rtx_costs): Likewise.
 866         * config/mn10300/mn10300.c (mn10300_address_cost): Update call
 867         to rtx_cost.
 868         (mn10300_rtx_costs): Add an opno parameter and adjust any recursive
 869         rtx-cost calls.
 870         * config/pa/pa.c (hppa_rtx_costs): Likewise.
 871         * config/pdp11/pdp11.c (pdp11_rtx_costs): Likewise.
 872         * config/picochip/picochip.c (picochip_rtx_costs): Likewise.
 873         * config/rs6000/rs6000.c (rs6000_rtx_costs): Likewise.
 874         (rs6000_debug_rtx_costs): Likewise.
 875         * config/s390/s390.c (s390_rtx_costs): Likewise.
 876         * config/score/score-protos.h (score_rtx_costs): Likewise.
 877         * config/score/score.c (score_rtx_costs): Likewise.
 878         * config/sh/sh.c (andcosts): Update call to rtx_cost.
 879         (sh_rtx_costs): Add an opno parameter.
 880         * config/sparc/sparc.c (sparc_rtx_costs): Likewise.
 881         * config/spu/spu.c (spu_rtx_costs): Likewise.
 882         * config/stormy16/stormy16.c (xstormy16_rtx_costs): Likewise.
 883         * config/v850/v850.c (v850_rtx_costs): Likewise.
 884         * config/vax/vax.c (vax_rtx_costs): Likewise.
 885         * config/xtensa/xtensa.c (xtensa_rtx_costs): Likewise.
 886
 887 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
 888
 889         * rtl.h (set_src_cost, get_full_set_src_cost): New functions.
 890         * auto-inc-dec.c (attempt_change): Use set_src_cost instead of
 891         rtx_cost.
 892         * calls.c (precompute_register_parameters): Likewise.
 893         * combine.c (expand_compound_operation, make_extraction): Likewise.
 894         (force_to_mode, distribute_and_simplify_rtx): Likewise.
 895         * dse.c (find_shift_sequence): Likewise.
 896         * expmed.c (init_expmed, expand_mult, expand_smod_pow2): Likewise.
 897         * expr.c (compress_float_constant): Likewise.
 898         * fwprop.c (should_replace_address, try_fwprop_subst): Likewise.
 899         * gcse.c (want_to_gcse_p): Likewise.
 900         * ifcvt.c (noce_try_sign_mask): Likewise.
 901         * loop-doloop.c (doloop_optimize): Likewise.
 902         * loop-invariant.c (create_new_invariant): Likewise.
 903         * optabs.c (avoid_expensive_constant): Likewise.
 904         * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands)
 905         (try_replace_in_use, reload_cse_move2add): Likewise.
 906         * reload1.c (calculate_elim_costs_all_insns): Likewise.
 907         (note_reg_elim_costly): Likewise.
 908         * rtlanal.c (insn_rtx_cost): Likewise.
 909         * simplify-rtx.c (simplify_binary_operation_1): Likewise.
 910         * stmt.c (lshift_cheap_p): Likewise.
 911         * tree-ssa-loop-ivopts.c (seq_cost, computation_cost): Likewise.
 912         * config/avr/avr.c (final_prescan_insn): Likewise.
 913         * config/bfin/bfin.c (bfin_rtx_costs): Likewise.
 914         * config/mips/mips.c (mips_binary_cost, mips_rtx_costs): Likewise.
 915
 916 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
 917
 918         * rtl.h (set_rtx_cost, get_full_set_rtx_cost): New functions.
 919         * auto-inc-dec.c (attempt_change): Use set_rtx_cost.
 920         * cfgloopanal.c (seq_cost): Likewise.
 921         * loop-invariant.c (create_new_invariant): Likewise.
 922         * postreload.c (move2add_use_add2_insn, move2add_use_add3_insn)
 923         (reload_cse_move2add): Use get_full_set_rtx_cost.
 924
 925 2011-08-18  Richard Guenther  <rguenther@suse.de>
 926
 927         * expr.c (get_inner_reference): Fix typo in last change.
 928
 929 2011-08-18  Paolo Carlini  <paolo.carlini@oracle.com>
 930             Joseph Myers  <joseph@codesourcery.com>
 931
 932         PR tree-optimization/49963
 933         * hwint.c (absu_hwi): Define.
 934         * hwint.h (absu_hwi): Declare.
 935         * fold-const.c (fold_plusminus_mult_expr): Use absu_hwi instead
 936         of abs_hwi.
 937         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Likewise.
 938         * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Likewise.
 939
 940 2011-08-18  Richard Guenther  <rguenther@suse.de>
 941
 942         * expr.c (get_inner_reference): Sign-extend the constant
 943         twos-complement offset before doing arbitrary precision
 944         arithmetic on it.
 945         * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Likewise.
 946         (get_constraint_for_1): Pass the offset of a MEM_REF unchanged
 947         to get_constraint_for_ptr_offset.
 948
 949 2011-08-17  Kaz Kojima  <kkojima@gcc.gnu.org>
 950
 951         PR target/50068
 952         * config/sh/sh.c (sh_output_mi_thunk): Don't call dbr_schedule.
 953
 954 2011-08-17  Richard Guenther  <rguenther@suse.de>
 955
 956         * tree.h (convert_to_ptrofftype_loc): New function.
 957         (convert_to_ptrofftype): Define.
 958         * builtins.c (expand_builtin_bzero): Use size_type_node.
 959         (fold_builtin_bzero): Likewise.
 960         (std_gimplify_va_arg_expr): Build the BIT_AND_EXPR on the pointer.
 961         * c-typeck.c (build_unary_op): Use convert_to_ptrofftype_loc.
 962         * cgraphunit.c (thunk_adjust): Use fold_build_pointer_plus_loc.
 963         (cgraph_redirect_edge_call_stmt_to_callee): Use size_int.
 964         * expr.c (expand_expr_addr_expr_1): Use fold_build_pointer_plus.
 965         * fold-const.c (build_range_check): Negate using the original type.
 966         (fold_unary_loc): Use fold_build_pointer_plus_loc.
 967         * gimple-fold.c (gimple_adjust_this_by_delta): Use
 968         convert_to_ptrofftype.
 969         * gimplify.c (gimplify_self_mod_expr): Likewise.
 970         * graphite-clast-to-gimple.c (clast_to_gcc_expression): Likewise.
 971         (graphite_create_new_loop_guard): Likewise.
 972         * graphite-sese-to-poly.c (my_long_long): Remove.
 973         (scop_ivs_can_be_represented): Adjust.
 974         * tree-cfg.c (verify_gimple_assign_unary): Use ptrofftype_p.
 975         * tree-chrec.c (chrec_fold_plus_1): Use fold_build_pointer_plus.
 976         * tree-loop-distribution.c (build_size_arg_loc): Use
 977         size_type_node.
 978         (generate_memset_zero): Simplify.
 979         * tree-mudflap.c: Use fold_convert, not convert.
 980         * tree-predcom.c (suitable_reference_p): Expand DR_OFFSET in
 981         its own type.
 982         (determine_offset): Likewise for DR_STEP.
 983         (valid_initializer_p): Likewise.
 984         * tree-profile.c (prepare_instrumented_value): Convert the pointer
 985         to an integer type of same size.
 986         * tree-scalar-evolution.c (interpret_rhs_expr): Do not refer
 987         to sizetype without need.
 988         * tree-ssa-address.c (tree_mem_ref_addr): Likewise.
 989         * tree-ssa-loop-ivopts.c (find_bivs): Use convert_to_ptrofftype.
 990         * tree-ssa-loop-manip.c (create_iv): Likewise.
 991         (determine_exit_conditions): Adjust comment.
 992         * tree-ssa-pre.c (create_expression_by_pieces): Use
 993         convert_to_ptrofftype.
 994         * tree-ssa-structalias.c (get_constraint_for_1): Likewise.
 995         * varasm.c (array_size_for_constructor): Compute using double_ints.
 996
 997 2011-08-16  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 998
 999         * config/spu/spu.c (spu_emit_branch_or_set): Avoid reverse tests
1000         when generating an integer result where possible.  Short-cut
1001         comparison against 0 also for QImode.
1002
1003 2011-08-16  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1004
1005         * config/spu/spu.h (LEGITIMIZE_RELOAD_ADDRESS): New macro.
1006         * config/spu/spu-protos.h (spu_legitimize_reload_address): Add
1007         prototype.
1008         * config/spu/spu.c (spu_legitimize_reload_address): New function.
1009         (spu_legitimate_address_p): Do not check displacement if the base
1010         is an eliminable stack register.
1011
1012 2011-08-16  Anatoly Sokolov  <aesok@post.ru>
1013
1014         * config/m32c/m32c.h (PREFERRED_RELOAD_CLASS,
1015         PREFERRED_OUTPUT_RELOAD_CLASS): Remove macro.
1016         * config/m32c/m32c-protos.h (m32c_preferred_reload_class,
1017         m32c_preferred_output_reload_class): Remove.
1018         * config/m32c/m32c.c (m32c_preferred_reload_class): Make static.
1019         Change rclass argument and return types to reg_class_t. Use
1020         reg_class_subset_p instead of class_sizes.
1021         (m32c_preferred_output_reload_class): Make static. Change rclass
1022         argument and return types to reg_class_t.
1023         (TARGET_PREFERRED_RELOAD_CLASS,
1024         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1025
1026 2011-08-16  Kai Tietz  <ktietz@redhat.com>
1027
1028         * config/i386/mingw32.h (GOMP_SELF_SPEC): Add -pthread option.
1029
1030 2011-08-16  Richard GUenther  <rguenther@suse.de>
1031
1032         PR tree-optimization/50082
1033         * tree-ssa-forwprop.c (combine_cond_expr_cond): Handle overflow
1034         warnings here, instead of ...
1035         (ssa_forward_propagate_and_combine): ... here.
1036         (forward_propagate_into_comparison_1): Adjust.
1037         (forward_propagate_into_comparison): Likewise.
1038         (forward_propagate_into_gimple_cond): Likewise.
1039         (forward_propagate_into_cond): Likewise.
1040
1041 2011-08-16  Andreas Schwab  <schwab@redhat.com>
1042
1043         * ggc.h (ggc_alloc_rtvec_sized): Use ggc_alloc_zone_rtvec_def
1044         instead of ggc_alloc_zone_vec_rtvec_def.
1045
1046 2011-08-16  Richard Guenther  <rguenther@suse.de>
1047
1048         * tree.h (ptrofftype_p): New helper function.
1049         * tree-cfg.c (verify_expr): Use ptrofftype_p for POINTER_PLUS_EXPR
1050         offset verification.
1051         (verify_gimple_assign_binary): Likewise.
1052         * tree.c (build2_stat): Likewise.
1053         * tree-chrec.c (chrec_fold_plus_poly_poly): Likewise.
1054         (reset_evolution_in_loop): Likewise.
1055         * tree-chrec.h (build_polynomial_chrec): Likewise.
1056
1057 2011-08-16  Liang Wang  <lwang1@marvell.com>
1058
1059         * ggc.h (ggc_alloc_rtvec_sized): Change arguments of
1060         ggc_alloc_zone_vec_rtvec_def.
1061
1062 2011-08-16  Richard Guenther  <rguenther@suse.de>
1063
1064         * tree-vrp.c (extract_range_from_multiplicative_op_1): New
1065         helper factored out from ...
1066         (extract_range_from_binary_expr_1): ... here.  Re-structure
1067         to not glob handling too different tree codes.
1068
1069 2011-08-15  Richard Henderson  <rth@redhat.com>
1070
1071         PR middle-end/50006
1072         * explow.c (allocate_dynamic_stack_space): Move suppress_reg_args_size
1073         setting out to include allocate_stack named pattern as well.
1074         * builtins.c (expand_builtin_apply): Add ARG_SIZE 0 note.
1075         * stmt.c (expand_stack_restore): Likewise.
1076
1077 2011-08-15  Richard Guenther  <rguenther@suse.de>
1078
1079         PR middle-end/50082
1080         * fold-const.c (maybe_canonicalize_comparison_1): Properly
1081         convert the modified operand to the other operand type.
1082         (fold_comparison): Call maybe_canonicalize_comparison_1 with
1083         useless conversions stripped from comparison operands.
1084
1085 2011-08-15  Richard Guenther  <rguenther@suse.de>
1086
1087         * tree-vrp.c (value_range_nonnegative_p): Fix anti-range case.
1088         (extract_range_from_unary_expr_1): Restructure.
1089
1090 2011-08-15  Richard Guenther  <rguenther@suse.de>
1091
1092         PR tree-optimization/50058
1093         * tree-ssa-sccvn.c (vn_reference_lookup_3): Relax aggregate
1094         copy matching.
1095
1096 2011-08-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
1097
1098         PR target/50022
1099         * config/arm/arm.c (output_move_double): Add 2 parameters
1100         to count the number of insns emitted and whether to emit or not.
1101         Use the flag to decide when to emit and count number of instructions
1102         that will be emitted.
1103         Handle case where output_move_double might be called for calculating
1104         lengths with an invalid constant.
1105         (arm_count_output_move_double_insns): Define.
1106         * config/arm/arm-protos.h (arm_count_output_move_double_insns): Declare.
1107         (output_move_double): Adjust prototype.
1108         * config/arm/vfp.md ("*movdi_vfp"): Adjust call to
1109         output_move_double.
1110         ("*movdi_vfp_cortexa8"): Likewise and add attribute
1111         for ce_count.
1112         * config/arm/arm.md ("*arm_movdi"): Adjust call to output_move_double.
1113         ("*movdf_soft_insn"): Likewise.
1114         * config/arm/cirrus.md ("*cirrus_arm_movdi"): Likewise.
1115         ("*cirrus_thumb2_movdi"): Likewise.
1116         ("*thumb2_cirrus_movdf_hard_insn"): Likewise.
1117         ("*cirrus_movdf_hard_insn"): Likewise.
1118         * config/arm/neon.md (*neon_mov<mode> VD): Likewise.
1119         * config/arm/iwmmxt.md ("*iwmmxt_arm_movdi"): Likewise.
1120         ("mov<mode>_internal VMMX"): Likewise.
1121         * config/arm/fpa.md (*movdf_fpa, *thumb2_movdf_fpa): Likewise.
1122
1123 2011-08-14  Uros Bizjak  <ubizjak@gmail.com>
1124
1125         * config/i386/i386.c (ix86_expand_round_sse4): New function.
1126         * config/i386/i386-protos.h (ix86_expand_round_sse4): New prototype.
1127         * config/i386/i386.md (round<mode>2): Use ix86_expand_round_sse4
1128         for TARGET_ROUND.
1129
1130         (rint<mode>2): Simplify TARGET_ROUND check.
1131         (floor<mode>2): Ditto.
1132         (ceil<mode>2): Ditto.
1133         (btrunc<mode>2): Ditto.
1134
1135 2011-08-14  Anatoly Sokolov  <aesok@post.ru>
1136
1137         * config/mmix/mmix.c (TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Redefine
1138         as mmix_preferred_output_reload_class.
1139
1140 2011-08-14  Georg-Johann Lay  <avr@gjlay.de>
1141
1142         * PR target/49903
1143         * config/avr/avr.md (UNSPEC_IDENTITY): New c_enum.
1144         (branch_unspec): New insn.
1145         (branch): Beauty farm.
1146         * config/avr/avr.c (compare_condition): Use JUMP_P.  Test SET_SRC
1147         to be IF_THEN_ELSE.
1148         (avr_compare_pattern, avr_reorg_remove_redundant_compare):
1149         New static functions.
1150         (avr_reorg): Use them.  Use next_real_insn instead of NEXT_INSN.
1151         Use CONST_INT_P.  Beauty.
1152
1153 2011-08-12  Richard Henderson  <rth@redhat.com>
1154
1155         PR rtl-opt/49994
1156         * sched-init.h (struct deps_desc): Add sched_before_next_jump.
1157         * sched-deps.c (init_deps): Clear it.
1158         (deps_analyze_insn): Consume it.
1159         (sched_analyze_insn): Fill it.
1160
1161 2011-08-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
1162
1163         PR target/48328
1164         * config/arm/arm.h (CASE_VECTOR_SHORTEN_MODE): Fix distance
1165         for tbh instructions.
1166
1167 2011-08-12  Diego Novillo  <dnovillo@google.com>
1168
1169         * data-streamer.h (streamer_write_zero): Rename from output_zero.
1170         (streamer_write_uhwi): Rename from lto_output_uleb128.
1171         (streamer_write_hwi): Rename from output_sleb128.
1172         (streamer_write_string): Rename from lto_output_string.
1173         (streamer_string_index): Rename from lto_string_index.
1174         (streamer_write_string_with_length): Rename from
1175         lto_output_string_with_length.
1176         (streamer_write_uhwi_stream): Rename from lto_output_uleb128_stream.
1177         (streamer_write_hwi_stream): Rename from lto_output_sleb128_stream.
1178         (streamer_read_string): Rename from lto_input_string.
1179         (streamer_read_indexed_string): Rename from input_string_internal.
1180         (streamer_read_uhwi): Rename from lto_input_uleb128.
1181         (streamer_read_hwi): Rename from lto_input_sleb128.
1182         (streamer_write_hwi_in_range): Rename from lto_output_int_in_range.
1183         (streamer_read_hwi_in_range): Rename from lto_input_int_in_range.
1184         (streamer_write_enum): Rename from lto_output_enum.
1185         (streamer_read_enum): Rename from lto_input_enum.
1186         (streamer_write_record_start): Rename from output_record_start.
1187         (streamer_read_record_start): Rename from input_record_start.
1188         (streamer_write_bitpack): Rename from lto_output_bitpack.
1189         (streamer_read_bitpack): Rename from lto_input_bitpack.
1190         (streamer_write_char_stream): Rename from lto_output_1_stream.
1191         (streamer_read_uchar): Rename from lto_input_1_unsigned.
1192         * tree-streamer.h (streamer_cache_d): Rename from lto_streamer_cache_d.
1193         (streamer_handle_as_builtin_p): Rename from lto_stream_as_builtin_p.
1194         (streamer_read_string_cst): Rename from input_string_cst.
1195         (streamer_read_chain): Rename from lto_input_chain.
1196         (streamer_alloc_tree): Rename from lto_materialize_tree.
1197         (streamer_read_tree_body): Rename from lto_input_tree_pointers.
1198         (streamer_get_pickled_tree): Rename from lto_get_pickled_tree.
1199         (streamer_get_builtin_tree): Rename from lto_get_builtin_tree.
1200         (streamer_read_integer_cst): Rename from lto_input_integer_cst.
1201         (streamer_read_tree_bitfields): Rename from tree_read_bitfields.
1202         (streamer_write_chain): Rename from lto_output_chain.
1203         (streamer_write_tree_header): Rename from lto_output_tree_header.
1204         (streamer_pack_tree_bitfields): Rename from pack_value_fields.
1205         (streamer_write_tree_body): Rename from lto_output_tree_pointers.
1206         (streamer_write_integer_cst): Rename from lto_output_integer_cst.
1207         (streamer_write_builtin): Rename from lto_output_builtin_tree.
1208         (streamer_check_handled_ts_structures): Rename from
1209         check_handled_ts_structures.
1210         (streamer_tree_cache_insert): Rename from lto_streamer_cache_insert.
1211         (streamer_tree_cache_insert_at): Rename from
1212         lto_streamer_cache_insert_at.
1213         (streamer_tree_cache_append): Rename from lto_streamer_cache_append.
1214         (streamer_tree_cache_lookup): Rename from lto_streamer_cache_lookup.
1215         (streamer_tree_cache_get): Rename from lto_streamer_cache_get.
1216         (streamer_tree_cache_create): Rename from lto_streamer_cache_create.
1217         (streamer_tree_cache_delete): Rename from lto_streamer_cache_delete.
1218         * tree-streamer-out.c (write_string_cst): Rename from output_string_cst.
1219         (write_identifier): Rename from output_identifier.
1220         (write_ts_common_tree_pointers): Rename from
1221         lto_output_ts_common_tree_pointers.
1222         (write_ts_vector_tree_pointers): Rename from
1223         lto_output_ts_vector_tree_pointers.
1224         (write_ts_complex_tree_pointers): Rename from
1225         lto_output_ts_complex_tree_pointers.
1226         (write_ts_decl_minimal_tree_pointers): Rename from
1227         lto_output_ts_decl_minimal_tree_pointers.
1228         (write_ts_decl_common_tree_pointers): Rename from
1229         lto_output_ts_decl_common_tree_pointers.
1230         (write_ts_decl_non_common_tree_pointers): Rename from
1231         lto_output_ts_decl_non_common_tree_pointers.
1232         (write_ts_decl_with_vis_tree_pointers): Rename from
1233         lto_output_ts_decl_with_vis_tree_pointers.
1234         (write_ts_field_decl_tree_pointers): Rename from
1235         lto_output_ts_field_decl_tree_pointers.
1236         (write_ts_function_decl_tree_pointers): Rename from
1237         lto_output_ts_function_decl_tree_pointers.
1238         (write_ts_type_common_tree_pointers): Rename from
1239         lto_output_ts_type_common_tree_pointers.
1240         (write_ts_type_non_common_tree_pointers): Rename from
1241         lto_output_ts_type_non_common_tree_pointers.
1242         (write_ts_list_tree_pointers): Rename from
1243         lto_output_ts_list_tree_pointers.
1244         (write_ts_vec_tree_pointers): Rename from
1245         lto_output_ts_vec_tree_pointers.
1246         (write_ts_exp_tree_pointers): Rename from
1247         lto_output_ts_exp_tree_pointers.
1248         (write_ts_block_tree_pointers): Rename from
1249         lto_output_ts_block_tree_pointers.
1250         (write_ts_binfo_tree_pointers): Rename from
1251         lto_output_ts_binfo_tree_pointers.
1252         (write_ts_constructor_tree_pointers): Rename from
1253         lto_output_ts_constructor_tree_pointers.
1254         (write_ts_target_option): Rename from lto_output_ts_target_option.
1255         (write_ts_translation_unit_decl_tree_pointers): Rename from
1256         lto_output_ts_translation_unit_decl_tree_pointers.
1257         * tree-streamer.c (streamer_tree_cache_add_to_node_array):
1258         Rename from lto_streamer_cache_add_to_node_array.
1259         (streamer_tree_cache_insert_1): Rename from lto_streamer_cache_insert_1.
1260         (record_common_node): Rename from lto_record_common_node.
1261
1262         * streamer-hooks.h (bitpack_d, lto_streamer_cache_d): Remove forward
1263         declarations.
1264         * data-streamer-in.c (lto_input_widest_uint_uleb128): Remove unused
1265         function.
1266         * data-streamer-out.c (lto_output_widest_uint_uleb128_stream): Remove
1267         unused function.
1268         * Makefile.in (lto-section-out.o): Add dependency on DATA_STREAMER_H.
1269         (ipa-reference.o): Likewise.
1270         * lto-section-out.c: Include data-streamer.h.
1271         * ipa-reference.c: Include data-streamer.h.
1272
1273 2011-08-12  Nick Clifton  <nickc@redhat.com>
1274
1275         * builtins.c (expand_builtin_memcmp): Do not use cmpstrnsi pattern.
1276         * doc/md.texi (cmpstrn): Note that the comparison stops if both
1277         fetched bytes are zero.
1278         (cmpstr): Likewise.
1279         (cmpmem): Note that the comparison does not stop if both of the
1280         fetched bytes are zero.
1281
1282 2011-08-12  Uros Bizjak  <ubizjak@gmail.com>
1283
1284         * builtins.def (BUILT_IN_ICEIL{,F,L}, BUILT_IN_IFLOOR{,F,L}
1285         BUILT_IN_IRINT{,F,L}, BUILT_IN_IROUND{,F,L}: New builtin definitions.
1286         * convert.c (convert_to_integer): Convert to BUILT_IN_ICEIL,
1287         BUILT_IN_IFLOOR, BUILT_IN_IRINT or BUILT_INT_IROUND when converting
1288         to integer_type_node.
1289         * fold-const.c (tree_call_nonnegative_warnv_p): Handle BUILT_IN_ICEIL,
1290         BUILT_IN_IFLOOR, BUILT_IN_IRINT and BUILT_INT_IROUND.
1291         * builtins.c (expand_builtin_in): Ditto.
1292         (mathfn_built_in_1): Ditto.
1293         (expand_builtin_int_roundingfn): Handle BUILT_IN_ICEIL and
1294         BUILT_IN_IFLOOR.
1295         (expand_builtin_int_roundingfn_2): Handle BUILT_IN_IRINT and
1296         BUILT_IN_IROUND.
1297         (fold_fixed_mathfn): Canonicalize BUILT_IN_ICEIL, BUILTIN_IN_IFLOOR
1298         BUILT_IN_IRINT and BUILT_IN_IROUND to BUILT_IN_LCEIL,
1299         BUILTIN_IN_LFLOOR, BUILT_IN_LRINT and BUILT_IN_LROUND on ILP32 targets.
1300
1301 2011-08-12  Richard Guenther  <rguenther@suse.de>
1302
1303         * tree-vrp.c (extract_range_from_unary_expr_1): Implement -X as 0 - X.
1304
1305 2011-08-12  Romain Geissler  <romain.geissler@gmail.com>
1306
1307         * Makefile.in (PLUGIN_HEADERS): Add C_TREE_H.
1308
1309 2011-08-12  Richard Sandiford  <rdsandiford@googlemail.com>
1310
1311         * config/arm/arm.c (get_label_padding): New function.
1312         (create_fix_barrier, arm_reorg): Use it.
1313
1314 2011-08-11  Uros Bizjak  <ubizjak@gmail.com>
1315
1316         PR target/49781
1317         * config/i386/i386.md (*lea_5_zext): New.
1318         (*lea_6_zext): Ditto.
1319         * config/i386/predicates.md (const_32bit_mask): New predicate.
1320         (lea_address_operand): Reject AND.
1321         * config/i386/i386.c (ix86_decompose_address): Allow Dimode AND with
1322         const_32bit_mask immediate.
1323         (ix86_print_operand_address): Handle AND.
1324         (memory_address_length): Ditto.
1325
1326 2011-08-11  Romain Geissler  <romain.geissler@gmail.com>
1327             Brian Hackett  <bhackett1024@gmail.com>
1328
1329         * plugin.def: Add event for finish_decl.
1330         * plugin.c (register_callback, invoke_plugin_callbacks): Same.
1331         * c-decl.c (finish_decl): Invoke callbacks on above event.
1332         * doc/plugins.texi: Document above event.
1333
1334 2011-08-11  Richard Guenther  <rguenther@suse.de>
1335
1336         * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid redundant
1337         lookups, make looking through aggregate copies stronger.
1338
1339 2011-08-11  Richard Henderson  <rth@redhat.com>
1340
1341         PR bootstrap/50018
1342         * expr.c (fixup_args_size_notes): Accept and ignore normal calls.
1343
1344 2011-08-11  Richard Guenther  <rguenther@suse.de>
1345
1346         * lto-cgraph.c (input_node): Use DECL_BUILT_IN.
1347         * tree-vrp.c (stmt_interesting_for_vrp): Likewise.
1348         (vrp_visit_stmt): Likewise.
1349
1350 2011-08-11  Richard Guenther  <rguenther@suse.de>
1351
1352         PR middle-end/50040
1353         * gimplify.c (gimplify_modify_expr_complex_part): Mark the
1354         load of the other piece with TREE_NO_WARNING.
1355         * tree-flow.h (warn_uninit): Adjust prototype.
1356         * tree-ssa.c (warn_uninit): Take uninitialized SSA name,
1357         the base variable and the expression that is used separately.
1358         Properly query all TREE_NO_WARNING flags.
1359         (struct walk_data): Remove.
1360         (warn_uninitialized_var): Likewise.
1361         (warn_uninitialized_vars): Do not walk gimple pieces but simply
1362         look at all SSA uses of the statement.  Handle unused memory
1363         separately.
1364         * tree-ssa-uninit.c (warn_uninitialized_phi): Adjust.
1365
1366 2011-08-11   Kazuhiro Inaoka  <kazuhiro.inaoka.ud@renesas.com>
1367
1368         * config/rx/rx.md (movsicc): Allow register to register transfers.
1369         (*movsicc): Likewise.
1370         (*stcc): Restrict this pattern to EQ and NE compares.
1371         (*stcc_reg): New pattern.  Works for any comparison but only for
1372         register transfers.
1373
1374 2011-08-11   Diego Novillo  <dnovillo@google.com>
1375
1376         * tree-streamer-out.c (lto_output_ts_decl_with_vis_tree_pointers):
1377         Call stream_write_tree instead of output_record_start.
1378         (lto_output_ts_binfo_tree_pointers): Likewise.
1379
1380         * streamer-hooks.h (stream_write_tree): Move from tree-streamer.h.
1381         Convert it to a macro.
1382         (stream_read_tree): Likewise.
1383
1384         * lto-streamer.h (lto_stream_as_builtin_p): Move ...
1385         * tree-streamer.h (lto_stream_as_builtin_p): ... here.
1386
1387         * lto-streamer-in.c (lto_read_tree): Call lto_streamer_cache_append
1388         and tree_read_bitfields.
1389         * lto-streamer-out.c (lto_is_streamable): Move from lto-streamer.c
1390         (lto_write_tree): Call it.
1391         * lto-streamer.c (lto_is_streamable): Move to lto-streamer-out.c
1392         * streamer-hooks.h (struct streamer_hooks): Remove fields
1393         name, is_streamable and alloc_tree. Update all users.
1394         * tree-streamer-in.c (tree_read_bitfields): Factor out of ...
1395         (lto_materialize_tree): ... here.
1396         Handle CALL_EXPR codes.
1397         Remove call to lto_streamer_cache_append.
1398         * tree-streamer-out.c (lto_output_tree_header): Handle CALL_EXPR nodes.
1399         * tree-streamer.h (tree_read_bitfields): Declare.
1400
1401         * Makefile.in (TREE_STREAMER_H): Add STREAMER_HOOKS_H.
1402         (gimple-streamer-in.o): Add dependency on TREE_STREAMER_H.
1403         * tree-streamer.h (stream_read_tree): New.  Replace all calls
1404         to lto_input_tree with it.
1405         (stream_write_tree): New.  Replace all calls to lto_output_tree,
1406         lto_output_tree_ref and lto_output_tree_or_ref with it.
1407         * lto-streamer-in.c (lto_read_tree): Inline code from
1408         lto_streamer_read_tree.
1409         (lto_input_tree): Move from tree-streamer-in.c.
1410         * lto-streamer-out.c (lto_output_tree_ref): Make static.
1411         Remove handling of NULL values for EXPR.
1412         Do not handle EXPRs that are not indexable.
1413         (lto_write_tree): Move from tree-streamer-out.c.
1414         Inline lto_streamer_write_tree.
1415         (lto_output_tree): Move from tree-streamer-out.c.
1416         If REF_P is true and EXPR is indexable, call lto_output_tree_ref.
1417         * lto-streamer.c (lto_record_common_node): Move to tree-streamer.c.
1418         (lto_preload_common_nodes): Likewise.
1419         Remove assertions and adjustments for nodes
1420         main_identifier_node, ptrdiff_type_node and fileptr_type_node.
1421         (lto_streamer_hooks_init): Set streamer_hooks.write_tree to
1422         lto_output_tree and streamer_hooks.read_tree to lto_input_tree.
1423         * lto-streamer.h (lto_input_tree): Declare.
1424         (lto_output_tree_ref): Remove.
1425         * streamer-hooks.h (struct streamer_hooks): Remove fields
1426         preload_common_nodes, indexable_with_decls_p,
1427         pack_value_fields, unpack_value_fields and output_tree_header.
1428         Update all users.
1429         * tree-streamer-in.c (lto_materialize_tree): Make extern.
1430         (lto_input_tree_pointers): Likewise.
1431         (lto_read_tree): Move to lto-streamer-in.c.
1432         (lto_input_integer_cst): Make extern.
1433         (lto_get_pickled_tree): Likewise.
1434         (lto_get_builtin_tree): Likewise.
1435         (lto_input_tree): Move to lto-streamer-in.c.
1436         * tree-streamer-out.c (pack_value_fields): Make extern.
1437         (lto_output_tree_or_ref): Remove.  Replace all callers with
1438         calls to stream_write_tree.
1439         (lto_output_builtin_tree): Make extern.
1440         (lto_streamer_write_tree): Inline into lto_write_tree.
1441         (lto_output_tree_pointers): Make extern.
1442         (lto_output_tree_header): Likewise.
1443         (lto_output_integer_cst): Likewise.
1444         (lto_write_tree): Move to lto-streamer-out.c.
1445         (lto_output_tree): Likewise.
1446         * tree-streamer.c (lto_record_common_node): Move from lto-streamer.c
1447         (preload_common_nodes): Likewise.
1448         (lto_streamer_cache_create): Call it.
1449         * tree-streamer.h: Include streamer-hooks.h.
1450         (stream_write_tree): New.
1451         (stream_read_tree): New.
1452         (lto_input_tree): Remove.
1453         (lto_materialize_tree): Declare.
1454         (lto_input_tree_pointers): Declare.
1455         (lto_get_pickled_tree): Declare.
1456         (lto_get_builtin_tree): Declare.
1457         (lto_input_integer_cst): Declare.
1458         (lto_output_tree_header): Declare.
1459         (pack_value_fields): Declare.
1460         (lto_output_tree_pointers): Declare.
1461         (lto_output_integer_cst): Declare.
1462         (lto_output_builtin_tree): Declare.
1463
1464 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
1465
1466         * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1467         only if producer writes to the register given by regno.
1468
1469 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
1470             Alexander Monakov  <amonakov@ispras.ru>
1471
1472         * sched-deps.c (sched_get_condition_with_rev): Rename to ...
1473         (sched_get_condition_with_rev_uncached): ... this.  Factor out
1474         condition caching logic into ...
1475         (sched_get_condition_with_rev): ... this.  Reimplement.  Do not
1476         attempt to use cache for instructions with zero luid.
1477         (sched_analyze_insn): Use INSN_CACHED_COND instead of INSN_COND.
1478         * sched-int.h (INSN_COND): Rename to INSN_CACHED_COND.
1479
1480 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
1481
1482         * sel-sched-ir.c (get_seqno_of_a_pred): Rename to
1483         get_seqno_for_a_jump.  Update the caller.
1484         (get_seqno_by_succs): New.  Use it ...
1485         (get_seqno_for_a_jump): ... here to find a seqno if looking at
1486         predecessors was not sufficient.
1487         (get_seqno_by_preds): Include head in iteration range, exclude insn.
1488
1489 2011-08-11  Dmitry Melnik  <dm@ispras.ru>
1490
1491         * sel-sched-ir.c (invalidate_av_set): Remove the assert.
1492
1493 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
1494
1495         * sel-sched-ir.h (register_unavailable_p): Declare.
1496         * sel-sched-ir.c (register_unavailable_p): New.  Use it...
1497         (set_unavailable_target_for_expr): ... here to properly test
1498         availability of a register.
1499         (speculate_expr): Ditto.
1500         * sel-sched.c (substitute_reg_in_expr): Ditto.
1501         (av_set_could_be_blocked_by_bookkeeping_p): Ditto.
1502
1503 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
1504
1505         * sel-sched.c (verify_target_availability): Fix usage of
1506         hard_regno_nregs.
1507
1508 2011-08-11  Dmitry Melnik  <dm@ispras.ru>
1509
1510         * sel-sched-ir.c (init_global_and_expr_for_insn): Forbid copying of
1511         recognized by cannot_copy_insn_p hook and volatile instructions.
1512
1513 2011-08-11  Dmitry Melnik  <dm@ispras.ru>
1514
1515         * sel-sched-ir.c (merge_expr_data): Take maximum spec.
1516
1517 2011-08-11  Richard Sandiford  <richard.sandiford@linaro.org>
1518
1519         * doc/md.texi (define_bypass): Say that the instruction names can
1520         be filename-style globs.
1521         * Makefile.in (FNMATCH_H): Define.
1522         (build/genattrtab.o, build/genautomata.o): Depend on $(FNMATCH_H).
1523         * genattrtab.c: Include fnmatch.h.
1524         (bypass_list): Change field name from "insn" to "pattern".
1525         (gen_bypass_1): Update accordingly.
1526         (process_bypasses): Use fnmatch to check for matches between
1527         insn reservations and define_bypasses.
1528         * genautomata.c: Include fnmatch.h.
1529         (bypass_decl): Rename in_insn_name and out_insn_name to in_pattern
1530         and out_pattern respectively.
1531         (gen_bypass, insert_bypass): Update accordingly.
1532         (for_each_matching_insn, process_bypass_2, process_bypass_1)
1533         (process_bypass): New functions.
1534         (process_decls): Use process_bypass.  Update after field name changes.
1535
1536 2011-08-11  Georg-Johann Lay  <avr@gjlay.de>
1537
1538         PR target/49687
1539         * config/avr/avr.md (smulqi3_highpart): New insn.
1540         (umulqi3_highpart): New insn.
1541         (*subqi3.ashiftrt7): New insn.
1542         (smulhi3_highpart): New expander.
1543         (umulhi3_highpart): Nex expander.
1544         (*smulhi3_highpart_call): New insn.
1545         (*umulhi3_highpart_call): New insn.
1546         (extend_u): New code attribute.
1547         (extend_prefix): Rename code attribute to extend_su.
1548         * config/avr/avr.c (avr_rtx_costs): Report costs of highpart of
1549         widening QI/HI multiply.
1550
1551 2011-08-11  Ira Rosen  <ira.rosen@linaro.org>
1552
1553         PR tree-optimization/50039
1554         * tree-vect-patterns.c (vect_operation_fits_smaller_type): Check
1555         that DEF_STMT has a stmt_vec_info.
1556
1557 2011-08-10  Richard Guenther  <rguenther@suse.de>
1558
1559         * tree.h (can_trust_pointer_alignment): Remove.
1560         * builtins.c (can_trust_pointer_alignment): Remove.
1561
1562 2011-08-10  Artjoms Sinkarovs <artyom.shinakroff@gmail.com>
1563
1564         * c-typeck.c (scalar_to_vector): New function. Try scalar to
1565         vector conversion.
1566         (stv_conv): New enum for scalar_to_vector return type.
1567         (build_binary_op): Adjust.
1568         * doc/extend.texi: Description of scalar to vector expansion.
1569
1570 2011-08-10  Richard Guenther  <rguenther@suse.de>
1571
1572         * tree.h (get_pointer_alignment): Remove max-align argument.
1573         (get_object_alignment): Likewise.
1574         * builtins.c (get_object_alignment_1): Adjust.
1575         (get_object_alignment): Remove max-align argument.
1576         (get_pointer_alignment): Likewise.
1577         (expand_builtin_strlen): Adjust.
1578         (expand_builtin_memcpy): Likewise.
1579         (expand_builtin_mempcpy_args): Likewise.
1580         (expand_builtin_strncpy): Likewise.
1581         (expand_builtin_memset_args): Likewise.
1582         (expand_builtin_memcmp): Likewise.
1583         (expand_builtin_strcmp): Likewise.
1584         (expand_builtin_strncmp): Likewise.
1585         (get_builtin_sync_mem): Likewise.
1586         (fold_builtin_memset): Likewise.
1587         (fold_builtin_memory_op): Likewise.
1588         (expand_builtin_memory_chk): Likewise.
1589         * emit-rtl.c (get_mem_align_offset): Likewise.
1590         (set_mem_attributes_minus_bitpos): Likewise.
1591         * expr.c (expand_assignment): Likewise.
1592         (expand_expr_real_1): Likewise.
1593         * tree-sra.c (tree_non_mode_aligned_mem_p): Likewise.
1594         * tree-ssa-forwprop.c (simplify_builtin_call): Likewise.
1595         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Likewise.
1596         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise.
1597         * value-prof.c (gimple_stringops_transform): Likewise.
1598
1599 2011-08-10  Paulo J. Matos  <paulo.matos@csr.com>
1600
1601         * doc/tm.texi.in (CLASS_MAX_NREGS): Fix typo.
1602         * doc/tm.texi: Regenerate.
1603
1604 2011-08-10  Georg-Johann Lay  <avr@gjlay.de>
1605
1606         PR target/29560
1607         * config/avr/avr.md (*ashlhiqi3): New insn-and-split.
1608         (*ashl<extend_prefix>qihiqi3): New insn-and-splits.
1609         (*ashl<extend_prefix>qihiqi3.mem): New insn-and-splits.
1610         Add peephole2 to map ashlhi3 to ashlqi3 if high part of
1611         shift target is unused.
1612
1613 2011-08-10  Richard Guenther  <rguenther@suse.de>
1614
1615         PR tree-optimization/49937
1616         * tree-ssa-ccp.c (get_value_from_alignment): Re-implement
1617         using get_object_alignment_1.
1618
1619 2011-08-09  Uros Bizjak  <ubizjak@gmail.com>
1620
1621         * config/i386/i386.c (ix86_emit_i387_round): New function.
1622         * config/i386/i386-protos.h (ix86_emit_i387_round): Declare.
1623         * config/i386/i386.md (round<mode>2): Use X87MODEF mode iterator.
1624         Use ix86_emit_i387_round to expand round function for i387 math.
1625         (lround<X87MODEF:mode><SWI248x:mode>2): Use X87MODEF mode iterator.
1626         Use ix86_emit_i387_round to expand {l,ll}round function for i387 math.
1627
1628 2011-08-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1629
1630         * config/sync.c: Move to ../libgcc.
1631         * Makefile.in (libgcc.mvars): Remove LIBGCC_SYNC, LIBGCC_SYNC_CFLAGS.
1632         * config/mips/t-libgcc-mips16 (LIBGCC_SYNC, LIBGCC_SYNC_CFLAGS):
1633         Remove.
1634
1635 2011-08-09  Anatoly Sokolov  <aesok@post.ru>
1636
1637         * config/mmix/mmix.h (REGISTER_MOVE_COST): Remove macro.
1638         * config/mmix/mmix-protos.h (mmix_register_move_cost): Remove.
1639         * config/mmix/mmix.c (mmix_register_move_cost): Make static.
1640         Change 'from' and 'to' arguments type to reg_class_t.
1641         (TARGET_REGISTER_MOVE_COST): Define.
1642
1643 2011-08-09  Vladimir Makarov  <vmakarov@redhat.com>
1644
1645         PR target/50026
1646         Revert:
1647         PR rtl-optimization/49990
1648         * ira-costs.c (print_allocno_costs, print_pseudo_costs): Don't
1649         ignore classes which can not change mode.
1650         (find_costs_and_classes): Ditto.
1651
1652 2011-08-09  Richard Guenther  <rguenther@suse.de>
1653
1654         * tree-vrp.c (zero_nonzero_bits_from_vr): Also return precise
1655         information for ranges with only negative values.
1656         (extract_range_from_binary_expr_1): Adjust BIT_IOR_EXPR and
1657         BIT_AND_EXPR handling to handle ranges with negative values.
1658
1659 2011-08-09  Kirill Yukhin  <kirill.yukhin@intel.com>
1660
1661         * config/i386/i386.c: Remove traling spaces.
1662         * config/i386/sse.md: Likewise.
1663         (*fma_fmadd_<mode>): Fix insn alternative 1 mnemonic.
1664         (*fma_fmsub_<mode>): Likewise.
1665         (*fma_fnmadd_<mode>): Likewise.
1666         (*fma_fnmsub_<mode>): Likewise.
1667
1668 2011-08-09  Nick Clifton  <nickc@redhat.com>
1669
1670         * config/rx/rx.md: Disable extender peepholes at -O3.
1671
1672 2011-08-09  Uros Bizjak  <ubizjak@gmail.com>
1673
1674         PR target/49781
1675         * config/i386/i386.md (reload_noff_load): New.
1676         (reload_noff_store): Ditto.
1677         * config/i386/i386.c (ix86_secondary_reload): Use
1678         CODE_FOR_reload_noff_load and CODE_FOR_reload_noff_store to handle
1679         double-word moves from/to non-offsetable addresses instead of
1680         generating XMM temporary.
1681
1682 2011-08-09  Anatoly Sokolov  <aesok@post.ru>
1683
1684         * config/mmix/mmix.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Remove.
1685
1686 2011-08-09  Ira Rosen  <ira.rosen@linaro.org>
1687
1688         PR tree-optimization/50014
1689         * tree-vect-loop.c (vectorizable_reduction): Get def type before
1690         calling vect_get_vec_def_for_stmt_copy ().
1691
1692 2011-08-08  Vladimir Makarov  <vmakarov@redhat.com>
1693
1694         PR rtl-optimization/49990
1695         * ira-costs.c (print_allocno_costs, print_pseudo_costs): Don't
1696         ignore classes which can not change mode.
1697         (find_costs_and_classes): Ditto.
1698
1699 2011-08-08  Richard Henderson  <rth@redhat.com>
1700
1701         PR middle-end/49990
1702         * config/i386/i386.c (ix86_expand_prologue): Call
1703         for SEH target gen_prologue_use instead of gen_blockage
1704         at prologue's end.
1705
1706 2011-08-08  Martin Jambor  <mjambor@suse.cz>
1707
1708         PR middle-end/49923
1709         * tree-sra.c (access_precludes_ipa_sra_p): Also check access
1710         memory alignment.
1711
1712 2011-08-08   Diego Novillo  <dnovillo@google.com>
1713
1714         * Makefile.in (LTO_STREAMER_H): Add DIAGNOSTIC_H.
1715         (DATA_STREAMER_H): New.
1716         (GIMPLE_STREAMER_H): New.
1717         (TREE_STREAMER_H): New.
1718         (STREAMER_HOOKS_H): New.
1719         (OBJS): Add data-streamer.o, data-streamer-in.o, data-streamer-out.o,
1720         gimple-streamer-in.o, gimple-streamer-out.o, streamer-hooks.o,
1721         tree-streamer.o, tree-streamer-in.o and tree-streamer-out.o.
1722         (data-streamer.o): New.
1723         (data-streamer-in.o): New.
1724         (data-streamer-out.o): New.
1725         (gimple-streamer-in.o): New.
1726         (gimple-streamer-out.o): New.
1727         (streamer-hooks.o): New.
1728         (tree-streamer.o): New.
1729         (tree-streamer-in.o): New.
1730         (tree-streamer-out.o): New.
1731         (lto-cgraph.o): Add dependency on DATA_STREAMER_H and TREE_STREAMER_H.
1732         (lto-streamer-in.o): Add dependency on DATA_STREAMER_H,
1733         GIMPLE_STREAMER_H and TREE_STREAMER_H.
1734         (lto-streamer-out.o): Add dependency on DATA_STREAMER_H,
1735         GIMPLE_STREAMER_H and TREE_STREAMER_H.
1736         (lto-streamer.o): Add dependency on STREAMER_HOOKS_H.
1737         (ipa-prop.o): Add dependency on DATA_STREAMER_H and TREE_STREAMER_H.
1738         (ipa-inline-analysis.o): Likewise.
1739         (ipa-pure-const.o): Likewise.
1740         * data-streamer-in.c: New.
1741         * data-streamer-out.c: New.
1742         * data-streamer.c: New.
1743         * data-streamer.h: New.
1744         * gimple-streamer-in.c: New.
1745         * gimple-streamer-out.c: New.
1746         * gimple-streamer.h: New.
1747         * ipa-inline-analysis.c: Include data-streamer.h.
1748         * ipa-prop.c: Include data-streamer.h.
1749         * ipa-pure-const.c: Include data-streamer.h.
1750         * lto-cgraph.c: Include data-streamer.h.
1751         * lto-section-in.c (lto_input_uleb128): Move to data-streamer-in.c.
1752         (lto_input_widest_uint_uleb128): Likewise.
1753         (lto_input_sleb128): Likewise.
1754         (bp_unpack_var_len_unsigned): Likewise.
1755         (bp_unpack_var_len_int): Likewise.
1756         * lto-section-out.c (lto_output_uleb128_stream): Move to
1757         data-streamer-out.c.
1758         (lto_output_widest_uint_uleb128_stream): Likewise.
1759         (lto_output_sleb128_stream): Likewise.
1760         (bp_pack_var_len_unsigned): Likewise.
1761         (bp_pack_var_len_int): Likewise.
1762         * lto-streamer-in.c: Include data-streamer.h and gimple-streamer.h.
1763         (struct string_slot): Remove.  Update all users.
1764         (lto_tag_check_set): Make extern.
1765         (lto_tag_check_range): Move to lto-streamer.h.
1766         (lto_tag_check): Likewise.
1767         (hash_string_slot_node): Remove.  Update all users.
1768         (eq_string_slot_node): Remove.  Update all users.
1769         (string_for_index): Move to data-streamer-in.c
1770         (input_string_internal): Likewise.
1771         (input_string_cst): Move to tree-streamer-in.c.
1772         (input_identifier): Likewise.
1773         (lto_input_string): Move to data-streamer-in.c
1774         (input_record_start): Move to data-streamer.h
1775         (canon_file_name): Use new definition of struct string_slot
1776         from data-streamer.h.  Set S_SLOT.LEN.
1777         (lto_input_location): Make extern.
1778         (lto_input_chain): Move to tree-streamer-in.c.
1779         (lto_init_eh): Make extern.
1780         (input_phi): Move to gimple-streamer-in.c.
1781         (input_gimple_stmt): Likewise.
1782         (input_bb): Likewise.
1783         (unpack_ts_base_value_fields): Move to tree-streamer-in.c.
1784         (unpack_ts_real_cst_value_fields): Likewise.
1785         (unpack_ts_fixed_cst_value_fields): Likewise.
1786         (unpack_ts_decl_common_value_fields): Likewise.
1787         (unpack_ts_decl_wrtl_value_fields): Likewise.
1788         (unpack_ts_decl_with_vis_value_fields): Likewise.
1789         (unpack_ts_function_decl_value_fields): Likewise.
1790         (unpack_ts_type_common_value_fields): Likewise.
1791         (unpack_ts_block_value_fields): Likewise.
1792         (unpack_ts_translation_unit_decl_value_fields): Likewise.
1793         (unpack_value_fields): Likewise.
1794         (lto_materialize_tree): Likewise.
1795         (lto_input_ts_common_tree_pointers): Likewise.
1796         (lto_input_ts_vector_tree_pointers): Likewise.
1797         (lto_input_ts_complex_tree_pointers): Likewise.
1798         (lto_input_ts_decl_minimal_tree_pointers): Likewise.
1799         (lto_input_ts_decl_common_tree_pointers): Likewise.
1800         (lto_input_ts_decl_non_common_tree_pointers): Likewise.
1801         (lto_input_ts_decl_with_vis_tree_pointers): Likewise.
1802         (lto_input_ts_field_decl_tree_pointers): Likewise.
1803         (lto_input_ts_function_decl_tree_pointers): Likewise.
1804         (lto_input_ts_type_common_tree_pointers): Likewise.
1805         (lto_input_ts_type_non_common_tree_pointers): Likewise.
1806         (lto_input_ts_list_tree_pointers): Likewise.
1807         (lto_input_ts_vec_tree_pointers): Likewise.
1808         (lto_input_ts_exp_tree_pointers): Likewise.
1809         (lto_input_ts_block_tree_pointers): Likewise.
1810         (lto_input_ts_binfo_tree_pointers): Likewise.
1811         (lto_input_ts_constructor_tree_pointers): Likewise.
1812         (lto_input_ts_target_option): Likewise.
1813         (lto_input_ts_translation_unit_decl_tree_pointers): Likewise.
1814         (lto_input_tree_pointers): Likewise.
1815         (lto_get_pickled_tree): Likewise.
1816         (lto_get_builtin_tree): Likewise.
1817         (lto_read_tree): Likewise.
1818         (lto_input_integer_cst): Likewise.
1819         (lto_input_tree): Likewise.
1820         * lto-streamer-out.c: Include data-streamer.h,
1821         gimple-streamer.h and streamer-hooks.h.
1822         (struct string_slot): Move to data-streamer.h.
1823         (hash_string_slot_node): Likewise.
1824         (eq_string_slot_node): Likewise.
1825         (lto_string_index): Move to data-streamer-out.c.
1826         (lto_output_string_with_length): Likewise.
1827         (lto_output_string): Likewise.
1828         (output_string_cst): Move to tree-streamer-out.c.
1829         (output_identifier): Likewise.
1830         (output_zero): Move to data-streamer-out.c
1831         (output_uleb128): Likewise.
1832         (output_sleb128): Likewise.
1833         (output_record_start): Move to data-streamer.h
1834         (pack_ts_base_value_fields): Move to tree-streamer-out.c.
1835         (pack_ts_real_cst_value_fields): Likewise.
1836         (pack_ts_fixed_cst_value_fields): Likewise.
1837         (pack_ts_decl_common_value_fields): Likewise.
1838         (pack_ts_decl_wrtl_value_fields): Likewise.
1839         (pack_ts_decl_with_vis_value_fields): Likewise.
1840         (pack_ts_function_decl_value_fields): Likewise.
1841         (pack_ts_type_common_value_fields): Likewise.
1842         (pack_ts_block_value_fields): Likewise.
1843         (pack_ts_translation_unit_decl_value_fields): Likewise.
1844         (pack_value_fields): Likewise.
1845         (lto_output_chain): Likewise.
1846         (lto_output_ts_common_tree_pointers): Likewise.
1847         (lto_output_ts_vector_tree_pointers): Likewise.
1848         (lto_output_ts_complex_tree_pointers): Likewise.
1849         (lto_output_ts_decl_minimal_tree_pointers): Likewise.
1850         (lto_output_ts_decl_common_tree_pointers): Likewise.
1851         (lto_output_ts_decl_non_common_tree_pointers): Likewise.
1852         (lto_output_ts_decl_with_vis_tree_pointers): Likewise.
1853         (lto_output_ts_field_decl_tree_pointers): Likewise.
1854         (lto_output_ts_function_decl_tree_pointers): Likewise.
1855         (lto_output_ts_type_common_tree_pointers): Likewise.
1856         (lto_output_ts_type_non_common_tree_pointers): Likewise.
1857         (lto_output_ts_list_tree_pointers): Likewise.
1858         (lto_output_ts_vec_tree_pointers): Likewise.
1859         (lto_output_ts_exp_tree_pointers): Likewise.
1860         (lto_output_ts_block_tree_pointers): Likewise.
1861         (lto_output_ts_binfo_tree_pointers): Likewise.
1862         (lto_output_ts_constructor_tree_pointers): Likewise.
1863         (lto_output_ts_target_option): Likewise.
1864         (lto_output_ts_translation_unit_decl_tree_pointers): Likewise.
1865         (lto_output_tree_pointers): Likewise.
1866         (lto_output_tree_header): Likewise.
1867         (lto_output_builtin_tree): Likewise.
1868         (lto_write_tree): Likewise.
1869         (lto_output_integer_cst): Likewise.
1870         (lto_output_tree): Likewise.
1871         (output_phi): Move to gimple-streamer-out.c.
1872         (output_gimple_stmt): Likewise.
1873         (output_bb): Likewise.
1874         * lto-streamer.c: Include tree-streamer.h and streamer-hooks.h.
1875         (streamer_hooks): Move to streamer-hooks.c.
1876         (check_handled_ts_structures): Move to tree-streamer.c
1877         (lto_streamer_cache_add_to_node_array): Likewise.
1878         (lto_streamer_cache_insert_1): Likewise.
1879         (lto_streamer_cache_insert): Likewise.
1880         (lto_streamer_cache_insert_at): Likewise.
1881         (lto_streamer_cache_append): Likewise.
1882         (lto_streamer_cache_lookup): Likewise.
1883         (lto_streamer_cache_get): Likewise.
1884         (lto_record_common_node): Likewise.
1885         (lto_preload_common_nodes): Likewise.
1886         (lto_streamer_cache_create): Likewise.
1887         (lto_streamer_cache_delete): Likewise.
1888         (streamer_hooks_init): Move to streamer-hooks.c.
1889         * lto-streamer.h: Include diagnostic.h
1890         (struct output_block, struct lto_input_block,
1891         struct data_in, struct bitpack_d): Remove forward declarations.
1892         (struct bitpack_d): Move to data-streamer.h.
1893         (struct lto_streamer_cache_d): Move to tree-streamer.h.
1894         (struct streamer_hooks): Move to streamer-hooks.h.
1895         (bp_pack_var_len_unsigned): Move to data-streamer.h.
1896         (bp_pack_var_len_int): Likewise.
1897         (bp_unpack_var_len_unsigned): Likewise.
1898         (bp_unpack_var_len_int): Likewise.
1899         (lto_input_location): Declare.
1900         (lto_tag_check_set): Declare.
1901         (lto_init_eh): Declare.
1902         (lto_output_tree_ref): Declare.
1903         (lto_output_location): Declare.
1904         (bitpack_create): Move to data-streamer.h.
1905         (bp_pack_value): Likewise.
1906         (lto_output_bitpack): Likewise.
1907         (lto_input_bitpack): Likewise.
1908         (bp_unpack_value): Likewise.
1909         (lto_output_1_stream): Likewise.
1910         (lto_input_1_unsigned): Likewise.
1911         (lto_output_int_in_range): Likewise.
1912         (lto_input_int_in_range): Likewise.
1913         (bp_pack_int_in_range): Likewise.
1914         (bp_unpack_int_in_range): Likewise.
1915         (lto_output_enum): Likewise.
1916         (lto_input_enum): Likewise.
1917         (bp_pack_enum): Likewise.
1918         (bp_unpack_enum): Likewise.
1919         * streamer-hooks.c: New.
1920         * streamer-hooks.h: New.
1921         * tree-streamer-in.c: New.
1922         * tree-streamer-out.c: New.
1923         * tree-streamer.c: New.
1924         * tree-streamer.h: New.
1925
1926 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1927
1928         * gthr-posix95.h: Remove.
1929         * gthr.h [_PTHREADS95]: Remove.
1930         * configure.ac (enable_threads): Remove posix95.
1931         * configure: Regenerate.
1932         * doc/install.texi (Configuration, --enable-threads): Remove posix95.
1933
1934 2011-08-08  Uros Bizjak  <ubizjak@gmail.com>
1935
1936         PR target/49781
1937         * config/i386/i386.c (ix86_decompose_address): Allow zero-extended
1938         SImode addresses.
1939         (ix86_print_operand_address): Handle zero-extended addresses.
1940         (memory_address_length): Add length of addr32 prefix for
1941         zero-extended addresses.
1942         (ix86_secondary_reload): Handle moves to/from double-word general
1943         registers from/to zero-extended addresses.
1944         * config/i386/predicates.md (lea_address_operand): Reject
1945         zero-extended operands.
1946
1947 2011-08-08  H.J. Lu  <hongjiu.lu@intel.com>
1948
1949         PR other/48007
1950         * config.gcc (libgcc_tm_file): Add i386/value-unwind.h for Linux/x86.
1951
1952         * system.h (REG_VALUE_IN_UNWIND_CONTEXT): Poisoned.
1953         (ASSUME_EXTENDED_UNWIND_CONTEXT): Likewise.
1954
1955         * unwind-dw2.c (ASSUME_EXTENDED_UNWIND_CONTEXT): New.
1956         (_Unwind_Context_Reg_Val): Likewise.
1957         (_Unwind_Get_Unwind_Word): Likewise.
1958         (_Unwind_Get_Unwind_Context_Reg_Val): Likewise.
1959         (_Unwind_Context): Use _Unwind_Context_Reg_Val on the reg field.
1960         (_Unwind_IsExtendedContext): Check ASSUME_EXTENDED_UNWIND_CONTEXT
1961         for EXTENDED_CONTEXT_BIT.
1962         (__frame_state_for): Likewise.
1963         (uw_init_context_1): Likewise.
1964         (_Unwind_GetGR): Updated.
1965         (_Unwind_SetGR): Likewise.
1966         (_Unwind_GetGRPtr): Likewise.
1967         (_Unwind_SetGRPtr): Likewise.
1968         (_Unwind_SetGRValue): Likewise.
1969         (_Unwind_GRByValue): Likewise.
1970         (uw_install_context_1): Likewise.
1971
1972         * doc/tm.texi.in: Document REG_VALUE_IN_UNWIND_CONTEXT and
1973         ASSUME_EXTENDED_UNWIND_CONTEXT.
1974         * doc/tm.texi: Regenerated.
1975
1976 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1977
1978         * Makefile.in (gengtype$(exeext)): Add $(LDFLAGS).
1979
1980 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1981
1982         * doc/invoke.texi (DEC Alpha Options, -mcpu): native support isn't
1983         Linux/GNU-specific.
1984         (DEC Alpha Options, -mtune): Likewise.
1985         (MIPS Options, -march): native is supported on IRIX.
1986
1987 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1988
1989         * config/sparc/driver-sparc.c: New file.
1990         * config/sparc/x-sparc: New file.
1991         * config.host: Use driver-sparc.o, sparc/x-sparc on sparc*-*-solaris2*.
1992         * config/sparc/sparc.opt (native): New value for enum processor_type.
1993         * config/sparc/sparc-opts.h (PROCESSOR_NATIVE): Declare.
1994         * config/sparc/sparc.c (sparc_option_override): Abort if
1995         PROCESSOR_NATIVE gets here.
1996         * config/sparc/sol2.h [__sparc__] (host_detect_local_cpu): Declare.
1997         (EXTRA_SPEC_FUNCTIONS, MCPU_MTUNE_NATIVE_SPECS,
1998         DRIVER_SELF_SPECS): Define.
1999         * doc/invoke.texi (SPARC Options, -mcpu): Document native.
2000         (SPARC Options, -mtune): Likewise.
2001         * configure.ac (EXTRA_GCC_LIBS): Check for libkstat.
2002         Substitute result.
2003         * configure: Regenerate.
2004         * Makefile.in (EXTRA_GCC_LIBS): Set.
2005         (xgcc$(exeext)): Add $(EXTRA_GCC_LIBS).
2006         (cpp$(exeext)): Likewise.
2007
2008 2011-08-08  Richard Guenther  <rguenther@suse.de>
2009
2010         * tree-vrp.c (extract_range_from_unary_expr_1): New function,
2011         split out from ...
2012         (extract_range_from_unary_expr): ... here.  Handle BIT_NOT_EXPR
2013         by composition.
2014
2015 2011-08-08  Mikael Pettersson  <mikpe@it.uu.se>
2016
2017         PR tree-optimization/50005
2018         * ipa-inline-analysis (remap_predicate): Add cast to
2019         silence signed/unsigned comparison warning.
2020
2021 2011-08-08  Richard Sandiford  <richard.sandiford@linaro.org>
2022
2023         * modulo-sched.c (get_sched_window): Use a table for the debug output.
2024         Print the current ii.
2025         (sms_schedule_by_order): Reduce whitespace in dump line.
2026
2027 2011-08-08  Richard Sandiford  <richard.sandiford@linaro.org>
2028
2029         * modulo-sched.c (get_sched_window): Use just one loop for predecessors
2030         and one loop for successors.  Fix upper bound of memory range.
2031
2032 2011-08-06  Uros Bizjak  <ubizjak@gmail.com>
2033
2034         PR target/50001
2035         * config/alpha/alpha.c (alpha_instantiate_decls): New function.
2036         (TARGET_INSTANTIATE_DECLS): New define.
2037
2038 2011-08-06  Paolo Bonzini  <bonzini@gnu.org>
2039             Mikael Morin   <mikael.morin@sfr.fr>
2040
2041         * Makefile.in (INCLUDES_FOR_TARGET): New.
2042         (LIBGCC2_CFLAGS): Use it.
2043         (CRTSTUFF_CFLAGS): Use it instead of INCLUDES.
2044
2045 2011-08-06  Uros Bizjak  <ubizjak@gmail.com>
2046
2047         * config/i386/i386.c (ix86_compute_frame_layout): Simplify
2048         frame->save_regs_using_mov calculation.
2049
2050 2011-08-06  Uros Bizjak  <ubizjak@gmail.com>
2051
2052         * config/i386/i386.md (ssemodesuffix): Remove V8SI mode.
2053         * config/i386/sse.md (castmode): New mode attribute.
2054         (avx_<castmode><avxsizesuffix>_<castmode>): Rename from
2055         avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>.
2056
2057 2011-08-05  Jan Hubicka  <jh@suse.cz>
2058
2059         PR middle-end/49494
2060         * ipa-inline-analysis.c (remap_predicate): Add bounds check.
2061
2062 2011-08-05  Jan Hubicka  <jh@suse.cz>
2063
2064         PR middle-end/49500
2065         * tree-emultls.c (new_emutls_decl):Add alias_of parameter;
2066         handle aliases.
2067         (create_emultls_var):New function.
2068         (ipa_lower_emutls): Handle aliases correctly.
2069
2070 2011-08-05  Jan Hubicka  <jh@suse.cz>
2071
2072         PR middle-end/49735
2073         * ipa-inline.c (recursive_inlining): Look through aliases.
2074
2075 2011-08-05  Jason Merrill  <jason@redhat.com>
2076
2077         * config/i386/i386.c (setup_incoming_varargs_ms_64): Move
2078         declarations to beginning of function.
2079
2080 2011-08-05  Bernd Schmidt  <bernds@codesourcery.com>
2081
2082         PR rtl-optimization/49900
2083         * sched-ebb.c (add_deps_for_risky_insns): Also add dependencies to
2084         ensure basic blocks stay in the same order.
2085
2086 2011-08-05  Aldy Hernandez  <aldyh@redhat.com>
2087
2088         * config/s390/s390.c (s390_expand_cs_hqi): Add new arguments to
2089         store_bit_field.
2090         (s390_expand_atomic): Same.
2091
2092 2011-08-05  Richard Henderson  <rth@redhat.com>
2093
2094         PR rtl-opt/49977
2095         * dwarf2cfi.c (scan_insn_after): Split out of ...
2096         (scan_trace): ... here.  Correctly place notes wrt sequences.
2097
2098 2011-08-05  Kaz Kojima  <kkojima@gcc.gnu.org>
2099             Richard Henderson  <rth@redhat.com>
2100
2101         PR rtl-opt/49982
2102         * expr.c (fixup_args_size_notes): Look through no-op moves.
2103
2104 2011-08-05  Uros Bizjak  <ubizjak@gmail.com>
2105
2106         * config/i386/i386.md (*push<mode>2): Use "o" constraint instead
2107         of "m" for operand 0.  Add type and mode attribute.
2108         (*pushxf_nointeger"): Use "<" constraint for operand 0.
2109         (*pushdf_rex64): New pattern, split out of *pushdf.  Use "m"
2110         constraint instead of "o" for opreand 1.
2111         (*pushdf): Disable for TARGET_64BIT.  Correct mode attribute.
2112         (*movdi_internal_rex64): Use "!o" constraint instead of "!m" for
2113         operand 0, alternative 4.
2114         (*movdf_internal_rex64): Ditto for operand 0, alernative 6.
2115
2116 2011-08-05  Uros Bizjak  <ubizjak@gmail.com>
2117
2118         * config/i386/predicates.md (lea_address_operand): Rename from
2119         no_seg_address_operand.
2120         * config/i386/i386.md (*lea_1): Update operand 1 predicate for rename.
2121         (*lea_1_zext): Ditto.
2122         (*lea_2): Ditto.
2123         (*lea_2_zext): Ditto.
2124
2125 2011-08-05  Uros Bizjak  <ubizjak@gmail.com>
2126
2127         * config/i386/i386.c (ix86_print_operand_address): Handle SUBREGs of
2128         parts.base and parts.index.
2129         * config/i386/predicates.md (aligned_operand): Ditto.
2130         (cmpxchg8b_pic_memory_operand): Ditto.
2131
2132 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2133
2134         * config/soft-fp: Move to ../libgcc.
2135         * Makefile.in (SFP_MACHINE): Remove.
2136         (libgcc-support): Remove $(SFP_MACHINE) dependency.
2137         * config/arm/sfp-machine.h: Move to ../libgcc/config/arm.
2138         * config/arm/t-arm-softfp: Move to
2139         ../libgcc/config/arm/t-softfp.
2140         * config/c6x/sfp-machine.h: Move to ../libgcc/config/c6x.
2141         * config/c6x/t-c6x-softfp: Remove.
2142         * config/i386/sfp-machine.h: Move to ../libgcc/config/i386.
2143         * config/i386/t-fprules-softfp: Move to
2144         ../libgcc/config/t-softfp-tf.
2145         * config/ia64/sfp-machine.h: Move to ../libgcc/config/ia64.
2146         * config/ia64/t-fprules-softfp: Remove.
2147         * config/lm32/sfp-machine.h: Move to ../libgcc/config/lm32.
2148         * config/lm32/t-fprules-softfp: Remove.
2149         * config/moxie/sfp-machine.h: Remove.
2150         * config/moxie/t-moxie-softfp: Remove.
2151         * config/rs6000/darwin-ldouble-format: Move to
2152         ../libgcc/config/rs6000/ibm-ldouble-format.
2153         * config/rs6000/darwin-ldouble.c: Move to
2154         ../libgcc/config/rs6000/ibm-ldouble.c
2155         * config/rs6000/libgcc-ppc-glibc.ver: Move to ../libgcc/config/rs6000.
2156         * config/rs6000/libgcc-ppc64.ver: Likewise.
2157         * config/rs6000/sfp-machine.h: Likewise.
2158         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Remove
2159         $(srcdir)/config/rs6000/libgcc-ppc64.ver.
2160         (LIB2FUNCS_EXTRA): Remove.
2161         (TARGET_LIBGCC2_CFLAGS): Remove.
2162         * config/rs6000/t-aix52: Likewise
2163         * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Remove
2164         $(srcdir)/config/rs6000/darwin-ldouble.c.
2165         (SHLIB_MAPFILES): Remove.
2166         * config/rs6000/t-darwin64 (LIB2FUNCS_EXTRA): Remove
2167         $(srcdir)/config/rs6000/darwin-ldouble.c.
2168         * config/rs6000/t-fprules-softfp: Move to
2169         ../libgcc/config/t-softfp-sfdf.
2170         * config/rs6000/t-freebsd: Move to ../libgcc/config/rs6000.
2171         * config/rs6000/t-linux64 (softfp_wrap_start, softfp_wrap_end): Remove.
2172         * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Remove
2173         $(srcdir)/config/rs6000/darwin-ldouble.c.
2174         * config/score/sfp-machine.h: Move to ../libgcc/config/score.
2175         * config/score/t-score-softfp: Remove.
2176         * config.gcc (arm*-*-linux*): Remove arm/t-arm-softfp,
2177         soft-fp/t-softfp from tmake_file.
2178         (arm*-*-uclinux*): Likewise.
2179         (arm*-*-ecos-elf): Likewise.
2180         (arm*-*-eabi*, arm*-*-symbianelf*): Likewise.
2181         (arm*-*-rtems*): Likewise.
2182         (arm*-*-elf): Likewise.
2183         (moxie-*-elf): Remove moxie/t-moxie-softfp, soft-fp/t-softfp from
2184         tmake_file.
2185         (moxie-*-uclinux*): Likewise.
2186         (moxie-*-rtems*): Likewise.
2187         (lm32-*-elf*): Remove lm32/t-fprules-softfp, soft-fp/t-softfp from
2188         tmake_file.
2189         (lm32-*-rtems*): Likewise.
2190         (lm32-*-uclinux*): Likewise.
2191         (powerpc-*-freebsd*): Remove rs6000/t-freebsd,
2192         rs6000/t-fprules-softfp, soft-fp/t-softfp from tmake_file.
2193         (powerpc-*-linux*, powerpc64-*-linux*): Remove
2194         rs6000/t-fprules-softfp, soft-fp/t-softfp from tmake_file.
2195         (score-*-elf): Remove score/t-score-softfp, soft-fp/t-softfp from
2196         tmake_file.
2197         (tic6x-*-elf): Remove c6x/t-c6x-softfp, soft-fp/t-softfp from
2198         tmake_file.
2199         (tic6x-*-uclinux): Likewise.
2200         (i[34567]86-*-darwin*, x86_64-*-darwin*): Remove i386/t-fprules-softfp,
2201         soft-fp/t-softfp from tmake_file.
2202         (i[34567]86-*-linux*, x86_64-*-linux*, i[34567]86-*-kfreebsd*-gnu)
2203         (x86_64-*-kfreebsd*-gnu, i[34567]86-*-gnu*): Likewise.
2204         (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Likewise.
2205         (i[34567]86-*-cygwin*, i[34567]86-*-mingw*, x86_64-*-mingw*): Likewise.
2206         (i[34567]86-*-freebsd*, x86_64-*-freebsd*): Likewise.
2207
2208 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2209
2210         * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS, TPBIT_FUNCS): Remove.
2211         (libgcc-support): Remove $(FPBIT), $(DPBIT), $(TPBIT) dependencies.
2212         (libgcc.mvars): Remove FPBIT, FPBIT_FUNCS, DPBIT, DPBIT_FUNCS,
2213         TPBIT, TPBIT_FUNCS.
2214         * config/fp-bit.c, config/fp-bit.h: Move to ../libgcc.
2215         * config/arm/t-strongarm-elf (FPBIT, DPBIT, dp-bit.c, fp-bit.c):
2216         Remove.
2217         * config/arm/t-vxworks: Likewise.
2218         * config/arm/t-wince-pe: Likewise.
2219         * config/avr/t-avr (fp-bit.c, FPBIT): Remove.
2220         * config/bfin/t-bfin (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
2221         * config/bfin/t-bfin-elf: Likewise.
2222         * config/bfin/t-bfin-linux: Likewise.
2223         * config/bfin/t-bfin-uclinux: Likewise.
2224         * config/cris/t-cris (FPBIT, DPBIT, dp-bit.c, tmplibgcc_fp_bit.c):
2225         Remove.
2226         * config/fr30/t-fr30: Likewise.
2227         * config/frv/t-frv: Likewise.
2228         * config/h8300/t-h8300 (FPBIT, fp-bit.c): Remove.
2229         * config/iq2000/t-iq2000 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
2230         * config/m32c/t-m32c: Likewise.
2231         * config/m32r/t-linux: (LIB2FUNCS_EXTRA, fp-bit.c, dp-bit.c): Remove.
2232         * config/m32r/t-m32r (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
2233         * config/mcore/t-mcore: Likewise.
2234         * config/mep/t-mep: Likewise.
2235         * config/microblaze/t-microblaze: Likewise.
2236         * config/mips/t-linux64 (TPBIT, tp-bit.c): Remove.
2237         * config/mips/t-mips (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
2238         * config/mips/t-sdemtk (FPBIT, DPBIT): Remove.
2239         * config/mips/t-sr71k (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
2240         * config/mn10300/t-linux: Remove.
2241         * config/mn10300/t-mn10300 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
2242         * config/pdp11/t-pdp11: Likewise.
2243         * config/picochip/t-picochip (FPBIT, fp-bit.c): Remove.
2244         * config/rs6000/ppc64-fp.c: Move to ../libgcc/config/rs6000.
2245         * config/rs6000/t-aix43 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
2246         (LIB2FUNCS_EXTRA): Remove $(srcdir)/config/rs6000/ppc64-fp.c.
2247         * config/rs6000/t-aix52: Likewise.
2248         * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Remove
2249         $(srcdir)/config/rs6000/ppc64-fp.c.
2250         * config/rs6000/t-fprules-fpbit: Remove.
2251         * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Remove.
2252         * config/rs6000/t-lynx (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
2253         * config/sh/t-netbsd (FPBIT, DPBIT): Remove.
2254         * config/sh/t-sh (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
2255         * config/sparc/t-elf: Likewise.
2256         * config/sparc/t-leon: Likewise.
2257         * config/sparc/t-leon3: Likewise.
2258         * config/spu/t-spu-elf: Likewise.
2259         (DPBIT_FUNCS): Remove.
2260         * config/stormy16/t-stormy16 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
2261         * config/v850/t-v850: Likewise.
2262         * config.gcc (avr-*-rtems*): Add avr/avr-lib.h to libgcc_tm_file.
2263         (avr-*-*): Likewise.
2264         (h8300-*-rtems*): Set libgcc_tm_file.
2265         (h8300-*-elf*): Likewise.
2266         (powerpc-*-eabisimaltivec*): Remove rs6000/t-fprules-fpbit from
2267         tmake_file.
2268         (powerpc-*-eabisim*): Likewise.
2269         (powerpc-*-elf*): Likewise.
2270         (powerpc-*-eabialtivec*): Likewise.
2271         (powerpc-xilinx-eabi*): Likewise.
2272         (powerpc-*-eabi*): Likewise.
2273         (powerpc-*-rtems*): Likewise.
2274         (powerpc-wrs-vxworks, powerpc-wrs-vxworksae): Likewise.
2275         (powerpcle-*-elf*): Likewise.
2276         (powerpcle-*-eabisim*): Likewise.
2277         (powerpcle-*-eabi*): Likewise.
2278         (rx-*-elf*): Add rx/rx-lib.h to libgcc_tm_file.
2279         (am33_2.0-*-linux*): Remove mn10300/t-linux from tmake_file.
2280         * doc/fragments.texi (Target Fragment, Floating Point Emulation):
2281         Remove.
2282
2283 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2284
2285         * Makefile.in (UNWIND_H): Remove.
2286         (LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED): Move to
2287         ../libgcc/Makefile.in.
2288         (LIBUNWIND, SHLIBUNWIND_LINK, SHLIBUNWIND_INSTALL): Likewise.
2289         (LIBUNWINDDEP): Remove.
2290         (libgcc-support): Remove LIB2ADDEH, $(srcdir)/emutls.c dependencies.
2291         (libgcc.mvars): Remove LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED,
2292         LIBUNWIND, SHLIBUNWIND_LINK, SHLIBUNWIND_INSTALL.
2293         (stmp-int-hdrs): Remove $(UNWIND_H) dependency.
2294         Don't copy $(UNWIND_H).
2295         * config.gcc (ia64*-*-linux*): Remove with_system_libunwind handling.
2296         * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Remove.
2297         * aclocal.m4: Regenerate.
2298         * configure: Regenerate.
2299         * emutls.c, unwind-c.c, unwind-compat.c, unwind-compat.h,
2300         unwind-dw2-fde-compat.c, unwind-dw2-fde-glibc.c, unwind-dw2-fde.c,
2301         unwind-dw2-fde.h, unwind-dw2.c, unwind-dw2.h, unwind-generic.h,
2302         unwind-pe.h, unwind-sjlj.c, unwind.inc: Move to ../libgcc.
2303         * unwind-dw2-fde-darwin.c: Move to ../libgcc/config.
2304         * config/arm/libunwind.S, config/arm/pr-support.c,
2305         config/arm/unwind-arm.c, config/arm/unwind-arm.h: Move to
2306         ../libgcc/config/arm.
2307         * config/arm/t-bpabi (UNWIND_H, LIB2ADDEH): Remove.
2308         * config/arm/t-symbian (UNWIND_H, LIB2ADDEH): Remove.
2309         * config/frv/t-frv ($(T)frvbegin$(objext)): Use
2310         $(srcdir)/../libgcc to refer to unwind-dw2-fde.h.
2311         ($(T)frvend$(objext)): Likewise.
2312         * config/ia64/t-glibc (LIB2ADDEH): Remove.
2313         * config/ia64/t-glibc-libunwind: Move to ../libgcc/config/ia64.
2314         * config/ia64/fde-glibc.c, config/ia64/fde-vms.c,
2315         config/ia64/unwind-ia64.c, config/ia64/unwind-ia64.h: Move to
2316         ../libgcc/config/ia64.
2317         * config/ia64/t-hpux (LIB2ADDEH): Remove.
2318         * config/ia64/t-ia64 (LIB2ADDEH): Remove.
2319         * config/ia64/t-vms (LIB2ADDEH): Remove.
2320         * config/ia64/vms.h (UNW_IVMS_MODE,
2321         MD_UNW_COMPATIBLE_PERSONALITY_P): Remove.
2322         * config/picochip/t-picochip (LIB2ADDEH): Remove.
2323         * config/rs6000/aix.h (R_LR, MD_FROB_UPDATE_CONTEXT): Remove.
2324         * config/rs6000/t-darwin (LIB2ADDEH): Remove.
2325         * config/rs6000/darwin-fallback.c: Move to ../libgcc/config/rs6000.
2326         * config/sh/t-sh ($(T)unwind-dw2-Os-4-200.o): Use
2327         $(srcdir)/../libgcc to refer to unwinder sources.
2328         * config/spu/t-spu-elf (LIB2ADDEH): Remove.
2329         * config/t-darwin (LIB2ADDEH): Remove.
2330         * config/t-freebsd (LIB2ADDEH): Remove.
2331         * config/t-libunwind (LIB2ADDEH, LIB2ADDEHSTATIC): Remove.
2332         * config/t-libunwind-elf: Move to ../libgcc/config.
2333         * config/t-linux (LIB2ADDEH): Remove.
2334         * config/t-sol2 (LIB2ADDEH): Remove.
2335         * config/xtensa/t-xtensa (LIB2ADDEH): Remove.
2336         * system.h (MD_FROB_UPDATE_CONTEXT): Poison.
2337
2338 2011-08-05  H.J. Lu  <hongjiu.lu@intel.com>
2339
2340         * config/i386/i386.c (processor_alias_table): Add core-avx-i.
2341
2342         * doc/invoke.texi: Document core-avx-i.
2343
2344 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2345
2346         * tsystem.h (CONST_CAST2, CONST_CAST): Define.
2347
2348 2011-08-05  Ira Rosen  <ira.rosen@linaro.org>
2349
2350         * tree-vect-loop.c (vect_create_epilog_for_reduction): Use the
2351         result of multiple results reduction when extracting the final
2352         value using scalar code.
2353
2354 2011-08-05  Richard Guenther  <rguenther@suse.de>
2355
2356         PR tree-optimization/49984
2357         * tree-vrp.c (extract_range_from_binary_expr_1): Handle BIT_XOR_EXPR.
2358
2359 2011-08-05  Richard Guenther  <rguenther@suse.de>
2360
2361         * tree-vrp.c (zero_nonzero_bits_from_vr): Make sure to always
2362         return true for constant integer ranges.
2363         (extract_range_from_binary_expr_1): Simplify BIT_AND_EXPR and
2364         BIT_IOR_EXPR handling.
2365
2366 2011-08-04  Kai Tietz  <ktietz@redhat.com>
2367
2368         * config/i386/i386.c (setup_incoming_varargs_ms_64): Set
2369         ix86_varargs_gpr_size and ix86_varargs_fpr_size to zero.
2370
2371 2011-08-04  Ira Rosen  <ira.rosen@linaro.org>
2372
2373         * tree-vectorizer.h (struct _stmt_vec_info): Add new field for
2374         pattern def statement, and its access macro.
2375         (NUM_PATTERNS): Set to 5.
2376         * tree-vect-loop.c (vect_determine_vectorization_factor): Handle
2377         pattern def statement.
2378         (vect_transform_loop): Likewise.
2379         * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Add new
2380         function vect_recog_over_widening_pattern ().
2381         (vect_operation_fits_smaller_type): New function.
2382         (vect_recog_over_widening_pattern, vect_mark_pattern_stmts):
2383         Likewise.
2384         (vect_pattern_recog_1): Move the code that marks pattern
2385         statements to vect_mark_pattern_stmts (), and call it.  Update
2386         documentation.
2387         * tree-vect-stmts.c (vect_supportable_shift): New function.
2388         (vect_analyze_stmt): Handle pattern def statement.
2389         (new_stmt_vec_info): Initialize pattern def statement.
2390
2391 2011-08-04  Richard Henderson  <rth@redhat.com>
2392
2393         PR target/49964
2394         * config/i386/i386.c (ix86_expand_call): Don't create nested
2395         PARALLELs for TARGET_VZEROUPPER.
2396         (ix86_split_call_vzeroupper): Fix extraction of the original call.
2397         * config/i386/i386.md (*call_rex64_ms_sysv_vzeroupper): Don't
2398         recognize nested PARALLELs.
2399         (*call_pop_vzeroupper, *sibcall_pop_vzeroupper,
2400         *call_value_rex64_ms_sysv_vzeroupper, *call_value_pop_vzeroupper,
2401         *sibcall_value_pop_vzeroupper): Likewise.
2402
2403 2011-08-04  Richard Henderson  <rth@redhat.com>
2404
2405         PR middle-end/49968
2406         * calls.c (expand_call): Use fixup_args_size_notes for
2407         emit_stack_restore.
2408         * expr.c (fixup_args_size_notes): Allow STACK_POINTER_REGNUM sets
2409         in non-standard modes.
2410
2411 2011-08-04  Jakub Jelinek  <jakub@redhat.com>
2412
2413         * gcc.c (self_spec): New variable.
2414         (static_specs): Add self_spec.
2415         (main): Call do_self_spec on "self_spec" specs after reading
2416         user specs files.  Move compare_debug handling right after that.
2417
2418 2011-08-04  Richard Guenther  <rguenther@suse.de>
2419
2420         * tree-vrp.c (vrp_expr_computes_nonnegative): Remove.
2421         (value_range_nonnegative_p): New function.
2422         (ssa_name_nonnegative_p): Use it.
2423         (value_range_constant_singleton): New function.
2424         (op_with_constant_singleton_value_range): Use it.
2425         (extract_range_from_binary_expr_1): New function, split out from ...
2426         (extract_range_from_binary_expr): ... this.  Remove fallback
2427         constant folding done here.
2428
2429 2011-08-04  Richard Guenther  <rguenther@suse.de>
2430
2431         PR tree-optimization/49806
2432         * tree-vrp.c (op_with_boolean_value_range_p): New function.
2433         (simplify_truth_ops_using_ranges): Simplify.  Allow inserting
2434         a new statement for a final conversion to bool.
2435
2436 2011-08-04  Romain Geissler  <romain.geissler@gmail.com>
2437
2438         * gengtype-state.c: Include "bconfig.h" if
2439         GENERATOR_FILE is defined, "config.h" otherwise.
2440         * gengtype.c: Likewise.
2441         * gengtype-lex.l: Likewise.
2442         * gengtype-parse.c: Likewise.
2443         * Makefile.in (gengtype-lex.o-warn): New variable.
2444         (plugin_resourcesdir): Likewise.
2445         (plugin_bindir): Likewise.
2446         (plugin_includedir): Use $(plugin_resourcesdir) as prefix base.
2447         (MOSTLYCLEANFILES): Add gengtype$(exeext).
2448         (native): Depend on gengtype$(exeext) is $enable_plugin
2449         is set to "yes".
2450         (gtype.state): Depend on s-gtype. Use temporary file.
2451         (gengtype-lex.o): New rule.
2452         (gengtype-parse.o): Likewise.
2453         (gengtype-state.o): Likewise.
2454         (gengtype$(exeext)): Likewise.
2455         (install-gengtype): Likewise.
2456         (gengtype.o): Likewise.
2457         (build/gengtype.o): Depend on version.h.
2458         (build/gengtype-state): Depend on double-int.h, version.h,
2459         $(HASHTAB_H), $(OBSTACK_H), $(XREGEX_H) and build/errors.o.
2460         (install-plugin): Depend on install-gengtype.
2461
2462 2011-08-04  Jakub Jelinek  <jakub@redhat.com>
2463
2464         PR middle-end/49905
2465         * tree.h (init_attributes): New prototype.
2466         * attribs.c (init_attributes): No longer static.
2467
2468 2011-08-04  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
2469
2470         * config/arm/arm.c (arm_set_fixed_optab_libfunc): Constify
2471         maybe_suffix.
2472
2473 2011-08-03   David Li  <davidxl@google.com>
2474
2475         * tree-optimize.c (execute_fixup_cfg): Fix up entry
2476         outgoing edge counts after inlining.
2477
2478 2011-08-03   David Li  <davidxl@google.com>
2479
2480         * profile.c (compute_branch_probabilities): Compute
2481         function frequency after profile annotation.
2482
2483 2011-08-04  Alan Modra  <amodra@gmail.com>
2484
2485         * config/rs6000/rs6000.c (rs6000_emit_epilogue): Simplify
2486         use_backchain_to_restore_sp initialisation.
2487         (rs6000_legitimate_offset_address_p): Simplify offset test.
2488
2489 2011-08-03  Richard Henderson  <rth@redhat.com>
2490
2491         * config/spu/spu.md: Use define_c_enum instead of define_constants.
2492         (UNSPECV_BLOCKAGE, UNSPECV_LNOP, UNSPECV_SYNC): Rename from UNSPEC_*.
2493         (UNSPECV_NOP): New.
2494
2495 2011-08-03  Richard Henderson  <rth@redhat.com>
2496
2497         PR target/34888
2498         * config/avr/avr.md: New splitter for REG_ARGS_SIZE 0.
2499
2500 2011-08-03  Jakub Jelinek  <jakub@redhat.com>
2501
2502         PR tree-optimization/49948
2503         * gimple.c (walk_stmt_load_store_addr_ops): Walk CONSTRUCTOR elements.
2504
2505 2011-08-03  Anatoly Sokolov  <aesok@post.ru>
2506
2507         * config/m32c/m32c.c (class_sizes): Remove.
2508         (reduce_class): Change arguments and return type to reg_class_t.
2509         Change type cc var to HARD_REG_SET. Change type best var to
2510         reg_class_t. Change type best_size var to unsigned int. Remove
2511         initialization class_sizes var. Use reg_class_size array instead
2512         of class_sizes. Use reg_class_contents array instead
2513         of class_contents.
2514
2515 2011-08-03  Richard Guenther  <rguenther@suse.de>
2516
2517         PR middle-end/49958
2518         * fold-const.c (fold_binary_loc): Only associate
2519         (+ (+ (* a b) c) (* d e)) as (+ (+ (* a b) (* d e)) c) if
2520         overflow wraps.
2521
2522 2011-08-03  Alan Modra  <amodra@gmail.com>
2523
2524         PR rtl-optimization/49941
2525         * jump.c (mark_jump_label): Comment.
2526         (mark_jump_label_1): Set JUMP_LABEL for return jumps.
2527         * emit-rtl.c (copy_rtx_if_shared_1, copy_insn_1): Leave RETURN shared.
2528         (mark_used_flags): Don't mark RETURN.
2529
2530 2011-08-03  Richard Guenther  <rguenther@suse.de>
2531
2532         PR tree-optimization/49938
2533         * tree-scalar-evolution.c (interpret_loop_phi): Gracefully
2534         deal with a POLYNOMIAL_CHREC.
2535
2536 2011-08-03  Revital Eres  <revital.eres@linaro.org>
2537
2538         * modulo-sched.c (calculate_stage_count,
2539         calculate_must_precede_follow, get_sched_window,
2540         try_scheduling_node_in_cycle, remove_node_from_ps): Add
2541         declaration.
2542         (update_node_sched_params, set_must_precede_follow, optimize_sc):
2543         New functions.
2544         (reset_sched_times): Call update_node_sched_params.
2545         (sms_schedule): Call optimize_sc.
2546         (get_sched_window): Change function arguments.
2547         (sms_schedule_by_order): Update call to get_sched_window.
2548         Call set_must_precede_follow.
2549         (calculate_stage_count): Add function argument.
2550
2551 2011-08-02  Richard Henderson  <rth@redhat.com>
2552
2553         PR target/49864
2554         PR target/49879
2555         * reg-notes.def (REG_ARGS_SIZE): New.
2556         * calls.c (emit_call_1): Emit REG_ARGS_SIZE for call_pop.
2557         (expand_call): Add REG_ARGS_SIZE to emit_stack_restore.
2558         * cfgcleanup.c (old_insns_match_p): Don't allow cross-jumping to
2559         different stack levels.
2560         * combine-stack-adj.c (adjust_frame_related_expr): Remove.
2561         (maybe_move_args_size_note): New.
2562         (combine_stack_adjustments_for_block): Use it.
2563         * combine.c (distribute_notes): Place REG_ARGS_SIZE.
2564         * dwarf2cfi.c (dw_cfi_row_struct): Remove args_size member.
2565         (dw_trace_info): Add beg_true_args_size, end_true_args_size,
2566         beg_delay_args_size, end_delay_args_size, eh_head, args_size_undefined.
2567         (cur_cfa): New.
2568         (queued_args_size): Remove.
2569         (add_cfi_args_size): Assert size is non-negative.
2570         (stack_adjust_offset, dwarf2out_args_size): Remove.
2571         (dwarf2out_stack_adjust, dwarf2out_notice_stack_adjust): Remove.
2572         (notice_args_size, notice_eh_throw): New.
2573         (dwarf2out_frame_debug_def_cfa): Use cur_cfa.
2574         (dwarf2out_frame_debug_adjust_cfa): Likewise.
2575         (dwarf2out_frame_debug_cfa_offset): Likewise.
2576         (dwarf2out_frame_debug_expr): Likewise.  Don't stack_adjust_offset.
2577         (dwarf2out_frame_debug): Don't handle non-frame-related-p insns.
2578         (change_cfi_row): Don't emit args_size.
2579         (maybe_record_trace_start_abnormal): Split out from ...
2580         (maybe_record_trace_start): Here.  Set args_size_undefined.
2581         (create_trace_edges): Update to match.
2582         (scan_trace): Handle REG_ARGS_SIZE.
2583         (connect_traces): Connect args_size between EH insns.
2584         * emit-rtl.c (try_split): Handle REG_ARGS_SIZE.
2585         * explow.c (suppress_reg_args_size): New.
2586         (adjust_stack_1): Split out from ...
2587         (adjust_stack): ... here.
2588         (anti_adjust_stack): Use it.
2589         (allocate_dynamic_stack_space): Suppress REG_ARGS_SIZE.
2590         * expr.c (mem_autoinc_base): New.
2591         (fixup_args_size_notes): New.
2592         (emit_single_push_insn_1): Rename from emit_single_push_insn.
2593         (emit_single_push_insn): New.  Generate REG_ARGS_SIZE.
2594         * recog.c (peep2_attempt): Handle REG_ARGS_SIZE.
2595         * reload1.c (reload_as_needed): Likewise.
2596         * rtl.h (fixup_args_size_notes): Declare.
2597
2598 2011-08-02  Paolo Carlini  <paolo.carlini@oracle.com>
2599
2600         PR bootstrap/49914
2601         * fold-const.c (fold_plusminus_mult_expr): Use abs_hwi instead
2602         of abs.
2603         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Likewise.
2604         * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Likewise.
2605
2606 2011-08-02  Richard Henderson  <rth@redhat.com>
2607
2608         * config/h8300/h8300.c (push, pop): Return the insn.
2609         (h8300_swap_into_er6): Generate correct unwind info.
2610         (h8300_swap_out_of_er6): Likewise.
2611         * dwarf2cfi.c (def_cfa_1): Clear cfa_cfi if we no longer have a
2612         complex cfa expression.
2613         (dwarf2out_frame_debug_def_cfa): Allow (plus (mem) (const_int)) too.
2614
2615 2011-08-02  H.J. Lu  <hongjiu.lu@intel.com>
2616
2617         * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
2618
2619 2011-08-02  Richard Henderson  <rth@redhat.com>
2620
2621         PR target/49878
2622         * config/h8300/h8300.c (h8300_move_ok): New.
2623         * config/h8300/h8300-protos.h: Declare it.
2624         * config/h8300/h8300.md (P): New mode iterator.
2625         (*movqi_h8300, *movqi_h8300hs, movqi): Use h8300_move_ok.
2626         (*movqi_h8sx, *movhi_h8300, *movhi_h8300hs, movhi): Likewise.
2627         (movsi, *movsi_h8300, *movsi_h8300hs): Likewise.
2628         (*pushqi1_h8300): Rename from pushqi1_h8300; use PRE_MODIFY.
2629         (*pushqi1_h8300hs_<P>): Macroize from pushqi1_h8300hs_advanced
2630         and pushqi1_h8300hs_normal; use PRE_MODIFY and
2631         register_no_sp_elim_operand.
2632         (*pushhi1_h8300hs_<P>): Similarly.
2633         (pushqi1, pushhi1, pushhi1_h8300): Remove.
2634         * config/h8300/predicates.md (register_no_sp_elim_operand): New.
2635
2636 2011-08-02  Richard Henderson  <rth@redhat.com>
2637
2638         PR target/49881
2639         * config/avr/avr.md (push<MPUSH>1): Don't constrain the operand.
2640
2641 2011-08-02  Jakub Jelinek  <jakub@redhat.com>
2642
2643         * c-parser.c (enum c_parser_prec): New enum, moved from within
2644         c_parser_binary_expression.
2645         (c_parser_binary_expression): Add PREC argument.  Stop parsing
2646         if operator has lower or equal precedence than PREC.
2647         (c_parser_conditional_expression, c_parser_omp_for_loop): Adjust
2648         callers.
2649         (c_parser_omp_atomic): Handle parsing OpenMP 3.1 atomics.
2650         Adjust c_finish_omp_atomic caller.
2651         (c_parser_omp_taskyield): New function.
2652         (c_parser_pragma): Handle PRAGMA_OMP_TASKYIELD.
2653         (c_parser_omp_clause_name): Handle final and mergeable clauses.
2654         (c_parser_omp_clause_final, c_parser_omp_clause_mergeable): New
2655         functions.
2656         (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_FINAL
2657         and PRAGMA_OMP_CLAUSE_MERGEABLE.
2658         (OMP_TASK_CLAUSE_MASK): Allow final and mergeable clauses.
2659         (c_parser_omp_clause_reduction): Handle min and max.
2660         * c-typeck.c (c_finish_omp_clauses): Don't complain about
2661         const qualified predetermined vars in firstprivate clause.
2662         andle OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
2663         Handle MIN_EXPR and MAX_EXPR.
2664         * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE_FINAL
2665         and OMP_CLAUSE_MERGEABLE.
2666         (dump_generic_node): Handle OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD
2667         and OMP_ATOMIC_CAPTURE_NEW.
2668         * tree.c (omp_clause_num_ops): Add OMP_CLAUSE_FINAL and
2669         OMP_CLAUSE_MERGEABLE.
2670         (omp_clause_code_name): Likewise.
2671         (walk_tree_1): Handle OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
2672         * tree.h (enum omp_clause_code): Add OMP_CLAUSE_FINAL
2673         and OMP_CLAUSE_MERGEABLE.
2674         (OMP_CLAUSE_FINAL_EXPR): Define.
2675         * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE_FINAL and
2676         OMP_CLAUSE_MERGEABLE.
2677         (expand_task_call): Likewise.
2678         (expand_omp_atomic_load, expand_omp_atomic_store): New functions.
2679         (expand_omp_atomic_fetch_op): Handle cases where old or new
2680         value is needed afterwards.
2681         (expand_omp_atomic): Call expand_omp_atomic_load resp.
2682         expand_omp_atomic_store.
2683         * gimplify.c (gimplify_omp_atomic, gimplify_expr): Handle
2684         OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD and OMP_ATOMIC_CAPTURE_NEW.
2685         (gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses): Handle
2686         OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
2687         * tree-nested.c (convert_nonlocal_omp_clauses,
2688         convert_local_omp_clauses): Likewise.
2689         * tree.def (OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD,
2690         OMP_ATOMIC_CAPTURE_NEW): New.
2691         * gimple.h (GF_OMP_ATOMIC_NEED_VALUE): New.
2692         (gimple_omp_atomic_need_value_p, gimple_omp_atomic_set_need_value):
2693         New inlines.
2694         * omp-builtins.def (BUILT_IN_GOMP_TASKYIELD): New builtin.
2695         * doc/generic.texi: Mention OMP_CLAUSE_COLLAPSE,
2696         OMP_CLAUSE_UNTIED, OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
2697
2698 2011-08-02  Kai Tietz  <ktietz@redhat.com>
2699
2700         * gimple.c (canonicalize_cond_expr_cond): Handle cast from
2701         boolean-type.
2702         (ssa_forward_propagate_and_combine): Interprete result of
2703         forward_propagate_comparison.
2704         * gcc/gimple-fold.c (fold_gimple_assign): Add canonicalization for
2705         boolean-typed operands for comparisons.
2706
2707 2011-08-02  Georg-Johann Lay  <avr@gjlay.de>
2708
2709         * config/avr/libgcc.S: Gather related function in the
2710         same input section.
2711         (__mulqihi3, __mulqihi3, __divmodqi4, __divmodhi4, __udivmodsi4,
2712         __divmodsi4): Use XCALL/XJMP instead of rcall/rjmp for external
2713         references.
2714         (__udivmodqi4, __divmodqi4, __udivmodhi4, __divmodhi4,
2715         __udivmodsi4, __divmodsi4, __prologue_saves__,
2716         __epilogue_restores__, _exit, __tablejump2__, __tablejump__,
2717         __do_copy_data, __do_clear_bss, __do_global_ctors,
2718         __do_global_dtors, __tablejump_elpm__): Enclose in DEFUN/ENDF.
2719
2720 2011-08-02  Uros Bizjak  <ubizjak@gmail.com>
2721
2722         PR target/47766
2723         * doc/md.texi (stack_protect_set): The pattern moves ptr_mode value.
2724         (stack_protect_test): The pattern compares ptr_mode value.
2725
2726 2011-08-02  Alan Modra  <amodra@gmail.com>
2727
2728         * config/rs6000/rs6000.c (rs6000_emit_prologue): Add REG_CFA_RESTORE
2729         note for save_LR_around_toc_setup sequence.
2730
2731 2011-08-01  H.J. Lu  <hongjiu.lu@intel.com>
2732
2733         * config/i386/lzcntintrin.h (__lzcnt64): Replace long with long long.
2734
2735 2011-08-01  Sebastian Pop  <sebastian.pop@amd.com>
2736             Joseph Myers  <joseph@codesourcery.com>
2737
2738         * Makefile.in (hwint.o): Depend on DIAGNOSTIC_CORE_H.
2739         * hwint.c: Include diagnostic-core.h.
2740         (abs_hwi): New.
2741         (gcd): Moved here...
2742         (pos_mul_hwi): New.
2743         (mul_hwi): New.
2744         (least_common_multiple): Moved here...
2745         * hwint.h (gcd): ... from here.
2746         (least_common_multiple): ... from here.
2747         (HOST_WIDE_INT_MIN): New.
2748         (HOST_WIDE_INT_MAX): New.
2749         (abs_hwi): Declared.
2750         (gcd): Declared.
2751         (pos_mul_hwi): Declared.
2752         (mul_hwi): Declared.
2753         (least_common_multiple): Declared.
2754         * omega.c (check_pos_mul): Removed.
2755         (check_mul): Removed.
2756         (omega_solve_geq): Use pos_mul_hwi instead of check_pos_mul and
2757         mul_hwi instead of check_mul.
2758
2759 2011-08-01  Richard Henderson  <rth@redhat.com>
2760
2761         PR target/49881
2762         * config/avr/avr.h (PUSH_ROUNDING): New.
2763         * config/avr/avr.md (pushqi1): Rename from *pushqi.
2764         (*pushhi, *pushsi, *pushsf): Remove.
2765         (MPUSH): New mode iterator.
2766         (push<MPUSH>1): New expander.
2767
2768 2011-08-01  Anatoly Sokolov  <aesok@post.ru>
2769
2770         * config/mmix/mmix.h (PREFERRED_RELOAD_CLASS,
2771         PREFERRED_OUTPUT_RELOAD_CLASS): Remove macro.
2772         * config/mmix/mmix-protos.h (mmix_preferred_reload_class,
2773         mmix_preferred_output_reload_class): Remove.
2774         * config/mmix/mmix.c (mmix_preferred_reload_class,
2775         mmix_preferred_output_reload_class): Make static. Change rclass
2776         argument and return type to reg_class_t.
2777         (TARGET_PREFERRED_RELOAD_CLASS,
2778         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
2779
2780 2011-08-01  Joern Rennecke  <joern.rennecke@embecosm.com>
2781
2782         * mode-switching.c (optimize_mode_switching): Fix bug in MODE_AFTER
2783         handling.
2784
2785 2011-08-01  H.J. Lu  <hongjiu.lu@intel.com>
2786
2787         PR target/47766
2788         * config/i386/i386.md (PTR): New.
2789         (stack_protect_set: Check TARGET_LP64 instead of TARGET_64BIT.
2790         (stack_protect_test): Likewise.
2791         (stack_protect_set_<mode>): Replace ":P" with ":PTR".
2792         (stack_tls_protect_set_<mode>): Likewise.
2793         (stack_tls_protect_test_<mode>): Likewise.
2794
2795 2011-08-01  Uros Bizjak  <ubizjak@gmail.com>
2796
2797         PR target/49927
2798         * config/i386/i386.c (ix86_address_subreg_operand): New.
2799         (ix86_decompose_address): Use ix86_address_subreg_operand.
2800         (ix86_legitimate_address_p): Do not assert that subregs satisfy
2801         register_no_elim_operand in DImode.
2802
2803 2011-08-01  Ira Rosen  <ira.rosen@linaro.org>
2804
2805         PR tree-optimization/49926
2806         * tree-vect-loop.c (vect_is_slp_reduction): Check that a statement
2807         in a chain doesn't have uses both inside and outside the loop.
2808
2809 2011-08-01  Georg-Johann Lay  <avr@gjlay.de>
2810
2811         * config/avr/avr.h (mcu_type_s): Add errata_skip field.
2812         * config/avr/avr-devices.c (avr_mcu_types): Use it.
2813         * config/avr/avr-mcus.def (AVR_MCU): Use it.
2814         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it to builtin
2815         define __AVR_ERRATA_SKIP__ and __AVR_ERRATA_SKIP_JMP_CALL__.
2816         * config/avr/libgcc.S (__mulshisi3, __ffshi2, __fmulsu_exit):
2817         Use __AVR_ERRATA_SKIP_JMP_CALL__ instead of __AVR_HAVE_JMP_CALL__
2818         to detect if XJMP must not be skipped.
2819
2820 2011-08-02  Alan Modra  <amodra@gmail.com>
2821
2822         * config/rs6000/rs6000-protos.h (rs6000_save_toc_in_prologue_p):
2823         Delete.
2824         * config/rs6000/rs6000.c (rs6000_save_toc_in_prologue_p): Make static.
2825         (rs6000_emit_prologue): Don't prematurely return when
2826         TARGET_SINGLE_PIC_BASE.  Don't emit eh_frame info in
2827         save_toc_in_prologue case.
2828         (rs6000_call_indirect_aix): Only disallow save_toc_in_prologue for
2829         calls_alloca.
2830
2831 2011-08-01  Georg-Johann Lay  <avr@gjlay.de>
2832
2833         * config/avr/avr-devices.c: Delete SVN property svn:executable.
2834         * config/avr/predicates.md: Ditto.
2835         * config/avr/driver-avr.c: Ditto.
2836         * config/avr/genopt.sh: Set SVN property svn:executable to *.
2837
2838 2011-08-01  H.J. Lu  <hongjiu.lu@intel.com>
2839
2840         * calls.c (emit_library_call_value_1): Declare size only if
2841         BLOCK_REG_PADDING is defined.
2842
2843 2011-08-01  Kirill Yukhin  <kirill.yukhin@intel.com>
2844
2845         PR target/49547
2846         * config.gcc (i[34567]86-*-*): Replace abmintrin.h with lzcntintrin.h.
2847         (x86_64-*-*): Likewise.
2848         * config/i386/i386.opt (mlzcnt): New.
2849         * config/i386/abmintrin.h: File removed.
2850         (__lzcnt_u16, __lzcnt, __lzcnt_u64): Moved to ...
2851         * config/i386/lzcntintrin.h: ... here.  New file.
2852         (__lzcnt): Rename to ...
2853         (__lzcnt32): ... this.
2854         * config/i386/bmiintrin.h (head): Update copyright year.
2855         (__lzcnt_u16): Removed.
2856         (__lzcnt_u32): Likewise.
2857         (__lzcnt_u64): Likewise.
2858         * config/i386/x86intrin.h: Include lzcntintrin.h when __LZCNT__
2859         is defined, remove abmintrin.h.
2860         * config/i386/cpuid.h (bit_LZCNT): New.
2861         * config/i386/driver-i386.c (host_detect_local_cpu): Detect
2862         LZCNT feature.
2863         * config/i386/i386-c.c (ix86_target_macros_internal): Define
2864         __LZCNT__ if needed.
2865         * config/i386/i386.c (ix86_target_string): New option -mlzcnt.
2866         (ix86_option_override_internal): Handle LZCNT option.
2867         (ix86_valid_target_attribute_inner_p): Likewise.
2868         (struct builtin_description bdesc_args) <IX86_BUILTIN_CLZS>: Update.
2869         * config/i386/i386.h (TARGET_LZCNT): New.
2870         (CLZ_DEFINED_VALUE_AT_ZERO): Update.
2871         * config/i386/i386.md (clz<mode>2): Update insn constraint.
2872         (clz<mode>2_lzcnt): Likewise.
2873         * doc/invoke.texi: Mention -mlzcnt option.
2874         * doc/extend.texi: Likewise.
2875
2876 2011-08-01  Julian Brown  <julian@codesourcery.com>
2877
2878         * configure.ac (fixed-point): Add ARM support.
2879         * configure: Regenerate.
2880         * config/arm/arm.c (arm_fixed_mode_set): New struct.
2881         (arm_set_fixed_optab_libfunc): New.
2882         (arm_set_fixed_conv_libfunc): New.
2883         (arm_init_libfuncs): Initialise fixed-point helper libfuncs with
2884         ARM-specific names.
2885         (aapcs_libcall_value): Return sub-word-size fixed-point libcall
2886         return values in SImode.
2887         (arm_return_in_msb): Return fixed-point types in the msb.
2888         (arm_pad_reg_upwards, arm_pad_arg_upwards): Pad fixed-point types
2889         upwards.
2890         (arm_scalar_mode_supported_p): Support fixed-point modes.
2891         (arm_vector_mode_supported_p): Support vector fixed-point modes.
2892         * config/arm/arm.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE)
2893         (LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE)
2894         (SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE)
2895         (LONG_LONG_ACCUM_TYPE_SIZE, MAX_FIXED_MODE_SIZE): Define.
2896         * config/arm/iterators.md (FIXED, ADDSUB, UQADDSUB, QADDSUB, QMUL):
2897         New mode iterators.
2898         (qaddsub_suf): New mode attribute.
2899         * config/arm/arm-modes.def (FRACT, UFRACT, ACCUM, UACCUM): Declare
2900         vector modes.
2901         * config/arm/predicates.md (sat_shift_operator): New predicate.
2902         * config/arm/arm-fixed.md: New.
2903         * config/arm/arm.md: Include arm-fixed.md.
2904         * config/arm/t-arm (MD_INCLUDES): Add arm-fixed.md.
2905
2906 2011-08-01  Julian Brown  <julian@codesourcery.com>
2907
2908         * calls.c (emit_library_call_value_1): Support padding for libcall
2909         arguments and return values.
2910         * config/arm/arm.c (arm_pad_arg_upward): Pad half-float values
2911         downwards in big-endian mode.
2912
2913 2011-08-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2914
2915         PR debug/49887
2916         * config/sol2.c (solaris_code_end): Rename to solaris_file_end.
2917         * config/sol2-protos.h: Likewise.
2918         * config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Don't call
2919         solaris_code_end.
2920         * config/i386/sol2.h [!USE_GAS] (TARGET_ASM_FILE_END): Redefine.
2921         * config/sparc/sparc.c (sparc_file_end) [TARGET_SOLARIS]: Call
2922         solaris_file_end.
2923         * config/sparc/sol2.h (TARGET_ASM_CODE_END): Remove.
2924
2925 2011-08-01  Julian Brown  <julian@codesourcery.com>
2926
2927         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Support FIXED_CST.
2928
2929 2011-08-01  Julian Brown  <julian@codesourcery.com>
2930
2931         * final.c (output_addr_const): Print fixed-point constants as
2932         decimal not hex.
2933
2934 2011-08-01  Richard Guenther  <rguenther@suse.de>
2935
2936         * stor-layout.c (initialize_sizetypes): Properly sign-extend
2937         bitsiztype TYPE_MAX_VALUE.
2938
2939 2011-08-01  Julian Brown  <julian@codesourcery.com>
2940
2941         * optabs.c (prepare_cmp_insn): Use correct biasing for fixed-point
2942         comparison helpers.
2943
2944 2011-07-31  Richard Henderson  <rth@redhat.com>
2945
2946         * config/h8300/crti.asm: Add flags to .section directive.
2947         * config/h8300/crtn.asm: Likewise.
2948
2949 2011-07-31  Richard Henderson  <rth@redhat.com>
2950
2951         * stor-layout.c (initialize_sizetypes): Handle unsigned short.
2952         * tree.c (build_common_tree_nodes): Likewise.
2953
2954 2011-07-31  Kaz Kojima  <kkojima@gcc.gnu.org>
2955
2956         PR target/49880
2957         * config/sh/sh.md (udivsi3_i1): Enable for TARGET_DIVIDE_CALL_DIV1.
2958         (divsi3_i1): Likewise.
2959
2960 2011-07-31  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2961
2962         PR tree-optimization/49749
2963         * tree-ssa-reassoc.c (get_rank): New forward declaration.
2964         (PHI_LOOP_BIAS): New macro.
2965         (phi_rank): New function.
2966         (loop_carried_phi): Likewise.
2967         (propagate_rank): Likewise.
2968         (get_rank): Add calls to phi_rank and propagate_rank.
2969
2970 2011-07-31  H.J. Lu  <hongjiu.lu@intel.com>
2971
2972         * config/i386/x86-64.h (SIZE_TYPE): Check TARGET_LP64 instead
2973         of TARGET_64BIT.
2974         (PTRDIFF_TYPE): Likewise.
2975
2976 2011-07-31  Uros Bizjak  <ubizjak@gmail.com>
2977
2978         PR target/49920
2979         * config/i386/i386.md (strset): Do not expand strset_singleop
2980         when %eax or $edi are fixed.
2981         (*strsetdi_rex_1): Disable when %eax or %edi are fixed.
2982         (*strsetsi_1): Ditto.
2983         (*strsethi_1): Ditto.
2984         (*strsetqi_1): Ditto.
2985         (*rep_stosdi_rex64): Disable when %eax, %ecx or %edi are fixed.
2986         (*rep_stossi): Ditto.
2987         (*rep_stosqi): Ditto.
2988         (*strlenqi_1): Ditto.
2989         (cmpstrnsi): Also fail when %ecx is fixed.
2990         (*cmpstrnqi_nz_1): Disable when %ecx, %esi or %edi are fixed.
2991         (*cmpstrnqi_1): Ditto.
2992         (*strmovdi_rex_1): Disable when %esi or %edi are fixed.
2993         (*strmovsi_1): Ditto.
2994         (*strmovhi_1): Ditto.
2995         (*strmovqi_1): Ditto.
2996         (*rep_movdi_rex64): Disable when %ecx, %esi or %edi are fixed.
2997         (*rep_movsi): Ditto.
2998         (*rep_movqi): Ditto.
2999
3000 2011-07-31  Mikael Pettersson  <mikpe@it.uu.se>
3001
3002         PR target/47908
3003         * config/m68k/m68k.c (m68k_override_options_after_change): New function.
3004         Disable instruction scheduling for non-ColdFire targets.
3005         (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define.
3006
3007 2011-07-31  Revital Eres  <revital.eres@linaro.org>
3008
3009         * ddg.c (create_ddg_dep_from_intra_loop_link): Remove the creation
3010         of anti-dep edge from a branch.
3011         (add_cross_iteration_register_deps): Create anti-dep edge from
3012         a branch.
3013
3014 2011-07-31  Revital Eres  <revital.eres@linaro.org>
3015
3016         * modulo-sched.c: Change comment.
3017         (reset_sched_times): Fix print message.
3018         (print_partial_schedule): Add print info.
3019
3020 2011-07-31  Tom de Vries  <tom@codesourcery.com>
3021
3022         PR middle-end/43513
3023         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Use max of
3024         get_object_alignment and TYPE_ALIGN.
3025
3026 2011-07-30  Tom de Vries  <tom@codesourcery.com>
3027
3028         PR middle-end/43513
3029         * tree-ssa-dce.c (ref_may_be_aliased): Add assert.
3030         (propagate_necessity): Handle WITH_SIZE_EXPR call arg.
3031
3032 2011-07-29  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3033
3034         * config/mips/driver-native.c [__sgi__]: Include <invent.h>,
3035         <sys/sbd.h>.
3036         (cpu_types): New array.
3037         (cputype): New function.
3038         (host_detect_local_cpu): Only define buf, f if !__sgi__.
3039         Use scaninvent instead of /proc/cpuinfo if __sgi__.
3040         * config.host: Also use driver-native.o, mips/x-native on
3041         mips-sgi-irix*.
3042         * config/mips/iris6.h [__mips__] (host_detect_local_cpu): Declare.
3043         (EXTRA_SPEC_FUNCTIONS, MARCH_MTUNE_NATIVE_SPECS): Define.
3044         (DRIVER_SELF_SPECS): Add MARCH_MTUNE_NATIVE_SPECS.
3045
3046 2011-07-29  Jakub Jelinek  <jakub@redhat.com>
3047
3048         PR middle-end/49897
3049         PR middle-end/49898
3050         * omp-low.c (use_pointer_for_field): If disallowing copy-in/out
3051         in nested parallel and outer is a gimple_reg, mark it as addressable
3052         and set its bit in task_shared_vars bitmap too.
3053
3054 2011-07-29  Uros Bizjak  <ubizjak@gmail.com>
3055
3056         * config/i386/predicates.md (tp_or_register_operand): Remove predicate.
3057
3058 2011-07-29  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3059
3060         * config/alpha/driver-alpha.c (IMPLVER_EV4_FAMILY,
3061         IMPLVER_EV5_FAMILY, IMPLVER_EV6_FAMILY, IMPLVER_EV7_FAMILY): Define.
3062         (AMASK_BWX, AMASK_FIX, AMASK_CIX, AMASK_MVI, AMASK_PRECISE,
3063         AMASK_LOCKPFTCHOK): Define.
3064         (host_detect_local_cpu): Remove buf, f, cpu_names.
3065         Define cpu_types, implver, amask.
3066         Use __builtin_alpha_implver, __builtin_alpha_amask to determine
3067         native CPU.
3068         * config.host: Also use driver-alpha.o, alpha/x-alpha on
3069         alpha*-dec-osf*.
3070         * config/alpha/osf5.h [__alpha__ || __alpha]
3071         (host_detect_local_cpu): Declare.
3072         (EXTRA_SPEC_FUNCTIONS, MCPU_MTUNE_NATIVE_SPECS)
3073         (DRIVER_SELF_SPECS): Define.
3074
3075 2011-07-29  Uros Bizjak  <ubizjak@gmail.com>
3076
3077         PR target/47715
3078         * config/i386/i386.md (*load_tp_x32): New.
3079         (*load_tp_x32_zext): Ditto.
3080         (*add_tp_x32): Ditto.
3081         (*add_tp_x32_zext): Ditto.
3082         (*load_tp_<mode>): Disable for TARGET_X32 targets.
3083         (*add_tp_<mode>): Ditto.
3084         * config/i386/i386.c (get_thread_pointer): Load thread pointer in
3085         ptr_mode and convert to Pmode if needed.
3086
3087 2011-07-29  Georg-Johann Lay  <avr@gjlay.de>
3088
3089         PR target/49687
3090         * config/avr/avr.md (mulsi3, *mulsi3, mulu<mode>si3,
3091         muls<mode>si3, mulohisi3, mulhisi3, umulhisi3, usmulhisi3,
3092         *<any_extend:extend_prefix><any_extend2:extend_prefix>mul<QIHI:mode><QIHI2:mode>si3):
3093         Add X to register footprint: Clobber r26/r27.
3094
3095 2011-07-29  Richard Guenther  <rguenther@suse.de>
3096
3097         * builtins.c (fold_builtin_signbit): Build the comparison
3098         with a proper type.
3099
3100 2011-07-29  Richard Guenther  <rguenther@suse.de>
3101
3102         PR tree-optimization/49893
3103         * tree-predcom.c (suitable_reference_p): Volatile references
3104         are not suitable.
3105
3106 2011-07-29  Georg-Johann Lay  <avr@gjlay.de>
3107
3108         PR target/49313
3109         * config/avr/libgcc.S (__ffshi2): Don't skip 2-word instruction.
3110         (__ctzsi2): Result for 0 may be undefined.
3111         (__ctzhi2): Result for 0 may be undefined.
3112         (__popcounthi2): Don't clobber r30. Use __popcounthi2_tail.
3113         (__popcountsi2): Ditto. And don't clobber r26.
3114         (__popcountdi2): Ditto. And don't clobber r27.
3115         * config/avr/avr.md (UNSPEC_COPYSIGN): New c_enum.
3116         (parityhi2): New expand.
3117         (paritysi2): New expand.
3118         (popcounthi2): New expand.
3119         (popcountsi2): New expand.
3120         (clzhi2): New expand.
3121         (clzsi2): New expand.
3122         (ctzhi2): New expand.
3123         (ctzsi2): New expand.
3124         (ffshi2): New expand.
3125         (ffssi2): New expand.
3126         (copysignsf3): New insn.
3127         (bswapsi2): New expand.
3128         (*parityhi2.libgcc): New insn.
3129         (*parityqihi2.libgcc): New insn.
3130         (*paritysihi2.libgcc): New insn.
3131         (*popcounthi2.libgcc): New insn.
3132         (*popcountsi2.libgcc): New insn.
3133         (*popcountqi2.libgcc): New insn.
3134         (*popcountqihi2.libgcc): New insn-and-split.
3135         (*clzhi2.libgcc): New insn.
3136         (*clzsihi2.libgcc): New insn.
3137         (*ctzhi2.libgcc): New insn.
3138         (*ctzsihi2.libgcc): New insn.
3139         (*ffshi2.libgcc): New insn.
3140         (*ffssihi2.libgcc): New insn.
3141         (*bswapsi2.libgcc): New insn.
3142
3143 2011-07-29  Richard Guenther  <rguenther@suse.de>
3144
3145         * tree-vrp.c (get_value_range): Only set parameter default
3146         definitions to varying, leave others at undefined.
3147         (extract_range_from_binary_expr): Fix undefined handling.
3148         (vrp_visit_phi_node): Handle merged undefined state.
3149
3150 2011-07-29  Wei Guozhi  <carrot@google.com>
3151
3152         PR rtl-optimization/49799
3153         * combine.c (make_compound_operation): Check if the bit field is valid
3154         before change it to bit field extraction.
3155
3156 2011-07-29  Bernd Schmidt  <bernds@codesourcery.com>
3157
3158         PR rtl-optimization/49891
3159         * cfgrtl.c (force_nonfallthru_and_redirect): Set JUMP_LABEL for
3160         newly created returnjumps.
3161
3162 2011-07-28  DJ Delorie  <dj@redhat.com>
3163
3164         * expr.c (expand_expr_addr_expr_1): Detect a user request for a
3165         local frame in a naked function, and produce a suitable error for
3166         that specific case.
3167
3168         * config/m32c/m32c.c (m32c_secondary_reload_class): Allow PSI
3169         registers to be reloaded in HI classes when the target is HI.
3170
3171 2011-07-28  Sebastian Pop  <sebastian.pop@amd.com>
3172
3173         * graphite-clast-to-gimple.c: Replace v1, v2, lb, ub with
3174         bound_one, bound_two.
3175
3176 2011-07-28  Sebastian Pop  <sebastian.pop@amd.com>
3177
3178         PR middle-end/48648
3179         * graphite-clast-to-gimple.c (clast_get_body_of_loop): Handle
3180         CLAST assignments.
3181         (translate_clast): Same.
3182         (translate_clast_assignment): New.
3183
3184 2011-07-28  Sebastian Pop  <sebastian.pop@amd.com>
3185
3186         PR tree-optimization/49876
3187         * sese.c (rename_uses): Do not return false on gloog_error: set
3188         the new_expr to integer_zero_node and continue code generation.
3189         (graphite_copy_stmts_from_block): Remove early exit on gloog_error.
3190
3191 2011-07-28  Jakub Jelinek  <jakub@redhat.com>
3192
3193         PR debug/49846
3194         * var-tracking.c (prepare_call_arguments): For non-MODE_INT stack
3195         arguments also check if they aren't initialized with a MODE_INT
3196         mode of the same size.
3197
3198 2011-07-28  Aldy Hernandez  <aldyh@redhat.com>
3199
3200         * expr.c (get_bit_range): Handle *MEM_REF's.
3201
3202 2011-07-28  Bernd Schmidt  <bernds@codesourcery.com>
3203
3204         * rtlanal.c (tablejump_p): False for returns.
3205         * reorg.c (first_active_target_insn): New static function.
3206         (find_end_label): Set JUMP_LABEL for a new returnjump.
3207         (optimize_skip, get_jump_flags, rare_destination,
3208         mostly_true_jump, get_branch_condition,
3209         steal_delay_list_from_target, own_thread_p,
3210         fill_simple_delay_slots, follow_jumps, fill_slots_from_thread,
3211         fill_eager_delay_slots, relax_delay_slots, make_return_insns,
3212         dbr_schedule): Adjust to handle ret_rtx in JUMP_LABELs.
3213         * jump.c (delete_related_insns): Likewise.
3214         (jump_to_label_p): New function.
3215         (redirect_target): New static function.
3216         (redirect_exp_1): Use it.  Adjust to handle ret_rtx in JUMP_LABELS.
3217         (redirect_jump_1): Assert that the new label is nonnull.
3218         (redirect_jump): Likewise.
3219         (redirect_jump_2): Check for ANY_RETURN_P rather than NULL labels.
3220         * ifcvt.c (find_if_case_1): Take care when redirecting jumps to the
3221         exit block.
3222         (dead_or_predicable): Change NEW_DEST arg to DEST_EDGE.  All callers
3223         changed.  Ensure that the right label is passed to redirect_jump.
3224         * function.c (emit_return_into_block,
3225         thread_prologue_and_epilogue_insns): Ensure new returnjumps have
3226         ret_rtx in their JUMP_LABEL.
3227         * print-rtl.c (print_rtx): Handle ret_rtx in a JUMP_LABEL.
3228         * emit-rtl.c (skip_consecutive_labels): Allow the caller to
3229         pass ret_rtx as label.
3230         * cfglayout.c (fixup_reorder_chain): Use
3231         force_nonfallthru_and_redirect rather than force_nonfallthru.
3232         (duplicate_insn_chain): Copy JUMP_LABELs for returns.
3233         * rtl.h (ANY_RETURN_P): New macro.
3234         (jump_to_label_p): Declare.
3235         * resource.c (find_dead_or_set_registers): Handle ret_rtx in
3236         JUMP_LABELs.
3237         (mark_target_live_regs): Likewise.
3238         * basic-block.h (force_nonfallthru_and_redirect): Declare.
3239         * cfgrtl.c (force_nonfallthru_and_redirect): No longer static.
3240         * config/alpha/alpha.c (alpha_tablejump_addr_vec,
3241         alpha_tablejump_best_label): Remove functions.
3242         * config/alpha/alpha-protos.c (alpha_tablejump_addr_vec,
3243         alpha_tablejump_best_label): Remove declarations.
3244         * config/sh/sh.c (barrier_align, split_branches): Adjust for
3245         ret_rtx in JUMP_LABELs.
3246         * config/arm/arm.c (is_jump_table): Likewise.
3247
3248 2011-07-28  Uros Bizjak  <ubizjak@gmail.com>
3249
3250         * config/i386/predicates.md (pic_32bit_opreand): Do not define as
3251         special predicate.  Remove explicit mode checks.
3252
3253 2011-07-28  Jakub Jelinek  <jakub@redhat.com>
3254
3255         * dwarf2out.c (resolve_addr): For -gdwarf-2 don't optimize
3256         DW_AT_data_member_location containing just DW_OP_plus_uconst.
3257
3258         PR debug/49871
3259         * dwarf2out.c (size_of_die, value_format, output_die): Use
3260         DW_FORM_udata instead of DW_FORM_data[48] for
3261         dw_val_class_unsigned_const DW_AT_data_member_location for DWARF 3.
3262
3263 2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>
3264
3265         * config/i386/i386.md (*tls_global_dynamic_64): Update
3266         length attribute.
3267
3268 2011-07-28  Uros Bizjak  <ubizjak@gmail.com>
3269
3270         PR target/47715
3271         * config/i386/i386.md (*tls_global_dynamic_64): Remove mode from
3272         tls_symbolic_operand check.  Update code sequence for TARGET_X32.
3273         (tls_global_dynamic_64): Remove mode from tls_symbolic_operand check.
3274         (tls_dynamic_gnu2_64): Ditto.
3275         (*tls_dynamic_gnu2_lea_64): Ditto.
3276         (*tls_dynamic_gnu2_call_64): Ditto.
3277         (*tls_dynamic_gnu2_combine_64): Ditto.
3278
3279 2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>
3280
3281         * config.gcc: Set need_64bit_hwint to yes for x86 targets.
3282
3283 2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>
3284
3285         PR target/47364
3286         * config/i386/i386.md (strlen<mode>): Replace SWI48x with P.
3287
3288 2011-07-28  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
3289
3290         * config/arm/vfp.md ("*movdf_vfp"): Handle the VFP constraints
3291         before the core constraints. Adjust attributes.
3292         ("*thumb2_movdf_vfp"): Likewise.
3293
3294 2011-07-28  Kai Tietz  <ktietz@redhat.com>
3295
3296         * tree-vrp.c (simplify_stmt_using_ranges): Remove TRUTH_NOT_EXPR case.
3297         (simplify_truth_ops_using_ranges): Likewise.
3298         (build_assert_expr_for): Likewise.
3299         (build_assert_expr_for_1): Remove TRUTH_NOT_EXPR case
3300         and handle BIT_NOT_EXPR for truth-operation.
3301
3302 2011-07-28  Georg-Johann Lay  <avr@gjlay.de>
3303
3304         PR target/49313
3305         Undo r176835 from trunk
3306         2011-07-27  Georg-Johann Lay
3307
3308 2011-07-28  Georg-Johann Lay  <avr@gjlay.de>
3309
3310         PR target/49687
3311         * config/avr/t-avr (LIB1ASMFUNCS): Remove _xmulhisi3_exit.
3312         Add _muluhisi3, _mulshisi3, _usmulhisi3.
3313         * config/avr/libgcc.S (__mulsi3): Rewrite.
3314         (__mulhisi3): Rewrite.
3315         (__umulhisi3): Rewrite.
3316         (__usmulhisi3): New.
3317         (__muluhisi3): New.
3318         (__mulshisi3): New.
3319         (__mulohisi3): New.
3320         (__mulqi3, __mulqihi3, __umulqihi3, __mulhi3): Use DEFUN/ENDF to
3321         declare.
3322         * config/avr/predicates.md (pseudo_register_operand): Rewrite.
3323         (pseudo_register_or_const_int_operand): New.
3324         (combine_pseudo_register_operand): New.
3325         (u16_operand): New.
3326         (s16_operand): New.
3327         (o16_operand): New.
3328         * config/avr/avr.c (avr_rtx_costs): Handle costs for mult:SI.
3329         * config/avr/avr.md (QIHI, QIHI2): New mode iterators.
3330         (any_extend, any_extend2): New code iterators.
3331         (extend_prefix): New code attribute.
3332         (mulsi3): Rewrite. Turn insn to expander.
3333         (mulhisi3): Ditto.
3334         (umulhisi3): Ditto.
3335         (usmulhisi3): New expander.
3336         (*mulsi3): New insn-and-split.
3337         (mulu<mode>si3): New insn-and-split.
3338         (muls<mode>si3): New insn-and-split.
3339         (mulohisi3): New insn-and-split.
3340         (*uumulqihisi3, *uumulhiqisi3, *uumulhihisi3, *uumulqiqisi3,
3341         *usmulqihisi3, *usmulhiqisi3, *usmulhihisi3, *usmulqiqisi3,
3342         *sumulqihisi3, *sumulhiqisi3, *sumulhihisi3, *sumulqiqisi3,
3343         *ssmulqihisi3, *ssmulhiqisi3, *ssmulhihisi3, *ssmulqiqisi3): New
3344         insn-and-split.
3345         (*mulsi3_call): Rewrite.
3346         (*mulhisi3_call): Rewrite.
3347         (*umulhisi3_call): Rewrite.
3348         (*usmulhisi3_call): New insn.
3349         (*muluhisi3_call): New insn.
3350         (*mulshisi3_call): New insn.
3351         (*mulohisi3_call): New insn.
3352         (extendqihi2): Use combine_pseudo_register_operand as predicate
3353         for operand 1.
3354         (extendqisi2): Ditto.
3355         (zero_extendqihi2): Ditto.
3356         (zero_extendqisi2): Ditto.
3357         (zero_extendhisi2): Ditto.
3358         (extendhisi2): Ditto. Don't early-clobber operand 0.
3359
3360 2011-07-28  Uros Bizjak  <ubizjak@gmail.com>
3361
3362         * config/i386/i386.c (add->lea splitter): Add SWI mode to PLUS RTX.
3363
3364 2011-07-27  Sebastian Pop  <sebastian.pop@amd.com>
3365
3366         PR tree-optimization/49471
3367         * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Build an unsigned
3368         iv only when the largest type is unsigned.  Do not call
3369         lang_hooks.types.type_for_size.
3370
3371 2011-07-27  Sebastian Pop  <sebastian.pop@amd.com>
3372
3373         PR middle-end/45450
3374         * graphite-poly.c (apply_poly_transforms): Disable legality check
3375         after an openscop read.
3376
3377 2011-07-27  Sebastian Pop  <sebastian.pop@amd.com>
3378
3379         PR middle-end/47691
3380         * graphite-clast-to-gimple.c (translate_clast_user): Update use of
3381         copy_bb_and_scalar_dependences.
3382         * sese.c (rename_uses): Do not call gcc_assert.  Set gloog_error.
3383         (graphite_copy_stmts_from_block): Update call to rename_uses.
3384         (copy_bb_and_scalar_dependences): Update call to
3385         graphite_copy_stmts_from_block.
3386         * sese.h (copy_bb_and_scalar_dependences): Update declaration.
3387
3388 2011-07-27  Georg-Johann Lay  <avr@gjlay.de>
3389
3390         PR target/49313
3391         * config/avr/libgcc.S (__ffshi2): Don't skip 2-word instruction.
3392         (__ctzsi2): Result for 0 may be undefined.
3393         (__ctzhi2): Result for 0 may be undefined.
3394         (__popcounthi2): Don't clobber r30. Use __popcounthi2_tail.
3395         (__popcountsi2): Ditto. And don't clobber r26.
3396         (__popcountdi2): Ditto. And don't clobber r27.
3397         * config/avr/avr.md (UNSPEC_COPYSIGN): New c_enum.
3398         (parityhi2): New expand.
3399         (paritysi2): New expand.
3400         (popcounthi2): New expand.
3401         (popcountsi2): New expand.
3402         (clzhi2): New expand.
3403         (clzsi2): New expand.
3404         (ctzhi2): New expand.
3405         (ctzsi2): New expand.
3406         (ffshi2): New expand.
3407         (ffssi2): New expand.
3408         (copysignsf3): New insn.
3409         (bswapsi2): New expand.
3410         (*parityhi2.libgcc): New insn.
3411         (*parityqihi2.libgcc): New insn.
3412         (*paritysihi2.libgcc): New insn.
3413         (*popcounthi2.libgcc): New insn.
3414         (*popcountsi2.libgcc): New insn.
3415         (*popcountqi2.libgcc): New insn.
3416         (*popcountqihi2.libgcc): New insn-and-split.
3417         (*clzhi2.libgcc): New insn.
3418         (*clzsihi2.libgcc): New insn.
3419         (*ctzhi2.libgcc): New insn.
3420         (*ctzsihi2.libgcc): New insn.
3421         (*ffshi2.libgcc): New insn.
3422         (*ffssihi2.libgcc): New insn.
3423         (*bswapsi2.libgcc): New insn.
3424
3425 2011-07-27  Uros Bizjak  <ubizjak@gmail.com>
3426
3427         * config/i386/i386.c (ix86_expand_move): Do not explicitly check
3428         the mode of symbolic_opreand RTXes.
3429
3430 2011-07-27  Uros Bizjak  <ubizjak@gmail.com>
3431
3432         * config/i386/predicates.md (x86_64_movabs_operand): Return false
3433         for pic_32bit_operand RTXes.
3434         * config/i386/i386.c (ix86_expand_move): Check x86_64_movabs_operand
3435         in DImode.
3436
3437 2011-07-27  Kai Tietz  <ktietz@redhat.com>
3438
3439         * config/i386/i386.c (ix86_option_override_internal): Allow -mabi
3440         for 32-bit, too.
3441         (ix86_handle_abi_attribute): Allow function attributes
3442         ms_abi/sysv_abi in 32-bit mode, too.
3443         * doc/extend.texi: Adjust attribute documentation.
3444
3445         * gimple-fold.c (or_comparisons_1): Remove TRUTH_AND/OR
3446         expression handling.
3447         (and_var_with_comparison_1): Likewise.
3448
3449 2011-07-27  Aldy Hernandez  <aldyh@redhat.com>
3450
3451         * params.h (ALLOW_STORE_DATA_RACES): New.
3452         * params.def (PARAM_ALLOW_STORE_DATA_RACES): New.
3453         * Makefile.in (expr.o): Depend on PARAMS_H.
3454         * machmode.h (get_best_mode): Add argument.
3455         * fold-const.c (optimize_bit_field_compare): Add argument to
3456         get_best_mode.
3457         (fold_truthop): Same.
3458         * ifcvt.c (noce_emit_move_insn): Add argument to store_bit_field.
3459         * expr.c (emit_group_store): Same.
3460         (copy_blkmode_from_reg): Same.
3461         (write_complex_part): Same.
3462         (optimize_bitfield_assignment_op): Add argument.
3463         Add argument to get_best_mode.
3464         (get_bit_range): New.
3465         (expand_assignment): Calculate maxbits and pass it down accordingly.
3466         (store_field): New argument.
3467         (expand_expr_real_2): New argument to store_field.  Include params.h.
3468         * expr.h (store_bit_field): New argument.
3469         * stor-layout.c (get_best_mode): Restrict mode expansion by taking
3470         into account maxbits.
3471         * calls.c (store_unaligned_arguments_into_pseudos): New argument
3472         to store_bit_field.
3473         * expmed.c (store_bit_field_1): New argument.  Use it.
3474         (store_bit_field): Same.
3475         (store_fixed_bit_field): Same.
3476         (store_split_bit_field): Same.
3477         (extract_bit_field_1): Pass new argument to get_best_mode.
3478         (extract_bit_field): Same.
3479         * stmt.c (store_bit_field): Pass new argument to store_bit_field.
3480         * doc/invoke.texi: Document parameter allow-store-data-races.
3481
3482 2011-07-27  Jakub Jelinek  <jakub@redhat.com>
3483
3484         * dwarf2out.c (gen_producer_string): Ignore also -fverbose-asm option.
3485
3486 2011-07-27  Kai Tietz  <ktietz@redhat.com>
3487
3488         * tree-vrp.c (extract_range_from_binary_expr): Remove
3489         TRUTH-binary cases and add new bitwise-cases.
3490         (extract_range_from_assignment): Likewise.
3491         (register_edge_assert_for_1): Likeiwise.
3492         (register_edge_assert_for): Likewise.
3493         (simplify_truth_ops_using_ranges): Likewise.
3494         (simplify_stmt_using_ranges): Likewise.
3495
3496 2011-07-26  H.J. Lu  <hongjiu.lu@intel.com>
3497
3498         PR target/47372
3499         * config/i386/i386.c (ix86_delegitimize_address): Call
3500         simplify_gen_subreg for PIC with mode of x only if modes of
3501         x and orig_x are different.
3502
3503 2011-07-26  Jakub Jelinek  <jakub@redhat.com>
3504
3505         * dwarf2out.c (output_macinfo_op): Ensure fd->filename points
3506         to GC allocated copy of the string.
3507         (dwarf2out_finish): Emit .debug_macinfo or .debug_macro sections
3508         before .debug_line, not after it.
3509
3510 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
3511
3512         PR middle-end/47046
3513         * tree-chrec.h (evolution_function_is_affine_p): Recursively call
3514         evolution_function_is_affine_p on CHREC_RIGHT.
3515
3516 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
3517
3518         * tree-data-ref.c (max_stmt_executions_tree): Do not call
3519         lang_hooks.types.type_for_size.
3520
3521 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
3522
3523         PR middle-end/47653
3524         * graphite-scop-detection.c (graphite_can_represent_loop): Discard
3525         loops using wrapping semantics.
3526
3527 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
3528
3529         PR middle-end/48805
3530         * tree-scalar-evolution.c (instantiate_scev_r): Return
3531         chrec_dont_know for ADDR_EXPR.
3532
3533 2011-07-26  Uros Bizjak  <ubizjak@gmail.com>
3534             H.J. Lu  <hongjiu.lu@intel.com>
3535
3536         PR target/47369
3537         PR target/49853
3538         * config/i386/i386.c (ix86_expand_move): Call convert_to_mode
3539         if legitimize_tls_address returned operand in wrong mode. Allow
3540         SImode and DImode symbolic operand for PIC.  Call convert_to_mode
3541         if legitimize_pic_address returned operand in wrong mode.
3542
3543 2011-07-26  Martin Jambor  <mjambor@suse.cz>
3544
3545         * tree-sra.c (tree_non_mode_aligned_mem_p): Strip conversions and
3546         return false for invariants.
3547
3548 2011-07-26  Uros Bizjak  <ubizjak@gmail.com>
3549
3550         * config/i386/i386.md (add->lea splitter): Implement using SWI
3551         mode iterator.  Change operand 2 predicate to <nonmemory_operand>.
3552         (add->lea zext splitter): Change operand 2 predicate to
3553         x86_64_nonmemory_operand.
3554
3555 2011-07-26  Richard Guenther  <rguenther@suse.de>
3556
3557         * predict.c (maybe_hot_frequency_p): Make sure a zero entry-block
3558         frequency makes everything hot.
3559
3560 2011-07-26  Richard Guenther  <rguenther@suse.de>
3561
3562         PR tree-optimization/49840
3563         * tree-vrp.c (range_fits_type_p): Properly handle full
3564         double-int precision.
3565
3566 2011-07-26  Martin Jambor  <mjambor@suse.cz>
3567
3568         PR bootstrap/49786
3569         * ipa-cp.c (update_profiling_info): Avoid overflow when updating
3570         counts.
3571         (update_specialized_profile): Likewise.
3572
3573 2011-07-26  Uros Bizjak  <ubizjak@gmail.com>
3574             H.J. Lu  <hongjiu.lu@intel.com>
3575
3576         PR target/47381
3577         PR target/49832
3578         PR target/49833
3579         * config/i386/i386.md (i): Change SImode attribute to "e".
3580         (g): Change SImode attribute to "rme".
3581         (di): Change SImode attribute to "nF".
3582         (general_operand): Change SImode attribute to x86_64_general_operand.
3583         (general_szext_operand): Change SImode attribute to
3584         x86_64_szext_general_operand.
3585         (immediate_operand): Change SImode attribute to
3586         x86_64_immediate_operand.
3587         (nonmemory_operand): Change SImode attribute to
3588         x86_64_nonmemory_operand.
3589         (*movdi_internal_rex64): Remove mode from pic_32bit_operand check.
3590         (*movsi_internal): Ditto.  Use "e" constraint in alternative 2.
3591         (*lea_1): Use SWI48 mode iterator.
3592         (*lea_1_zext): New insn pattern.
3593         (testsi_ccno_1): Use x86_64_nonmemory_operand predicate for operand 2.
3594         (*bt<mode>): Ditto.
3595         (*add<mode>1): Use x86_64_general_operand predicate for operand 2.
3596         Update operand constraints.
3597         (addsi_1_zext): Ditto.
3598         (*add<mode>2): Ditto.
3599         (*addsi_3_zext): Ditto.
3600         (*subsi_1_zext): Ditto.
3601         (*subsi_2_zext): Ditto.
3602         (*subsi_3_zext): Ditto.
3603         (*addsi3_carry_zext): Ditto.
3604         (*<plusminus_insn>si3_zext_cc_overflow): Ditto.
3605         (*mulsi3_1_zext): Ditto.
3606         (*andsi_1): Ditto.
3607         (*andsi_1_zext): Ditto.
3608         (*andsi_2_zext): Ditto.
3609         (*<any_or:code>si_1_zext): Ditto.
3610         (*<any_or:code>si_2_zext): Ditto.
3611         (*test<mode>_1): Use <general_operand> predicate for operand 1.
3612         (*and<mode>_2): Ditto.
3613         (mov<mode>cc): Use  <general_operand> predicate for operands 1 and 2.
3614         (add->lea splitter): Check operand modes in insn constraint.  Extend
3615         operands less than SImode wide to SImode.
3616         (add->lea zext splitter): Do not extend input operands to DImode.
3617         (*lea_general_1): Handle only QImode and HImode operands.
3618         (*lea_general_2): Ditto.
3619         (*lea_general_3): Ditto.
3620         (*lea_general_1_zext): Remove.
3621         (*lea_general_2_zext): Ditto.
3622         (*lea_general_3_zext): Ditto.
3623         (*lea_general_4): Check operand modes in insn constraint.  Extend
3624         operands less than SImode wide to SImode.
3625         (ashift->lea splitter): Ditto.
3626         * config/i386/i386.c (ix86_print_operand_address): Print address
3627         registers with 'q' modifier on 64bit targets.
3628         * config/i386/predicates.md (pic_32bit_opreand): Define as special
3629         predicate.  Reject non-SI and non-DI modes.
3630
3631 2011-07-25  Andrew Pinski  <apinski@cavium.com>
3632
3633         PR tree-opt/49671
3634         * tree-inline.c (remap_gimple_op_r): Copy TREE_THIS_VOLATILE and
3635         TREE_THIS_NOTRAP into the inner most MEM_REF.
3636         Always copy TREE_THIS_VOLATILE.
3637         * tree-sra.c (ptr_parm_has_direct_uses): Check that the lhs, rhs and
3638         arguments are not volatile references.
3639
3640 2011-07-25  Richard Henderson  <rth@redhat.com>
3641
3642         * insn-notes.def (NOTE_INSN_CFA_RESTORE_STATE): Remove.
3643         * final.c (final_scan_insn): Don't test for it.
3644         (rest_of_clean_state): Likewise.
3645
3646 2011-07-25  Richard Henderson  <rth@redhat.com>
3647
3648         PR debug/49841
3649         * config/rs6000/rs6000.c (rs6000_frame_related): Return the insn.
3650         (emit_frame_save): Likewise.
3651         (rs6000_emit_prologue): Move the FRAME_RELATED_EXPR from the save
3652         insn onto a dummy blockage insn after the join label.
3653
3654 2011-07-25  Richard Henderson  <rth@redhat.com>
3655
3656         * dwarf2cfi.c (dw_trace_info): Add ID member.
3657         (get_trace_index): Remove.  Change users to use ID member.
3658         (before_next_cfi_note): New.
3659         (connect_traces): Remove unreachable traces before the main loop.
3660         Look across one trace and generate remember/restore_state if needed.
3661
3662 2011-07-25  Richard Henderson  <rth@redhat.com>
3663
3664         * dwarf2cfi.c (dump_cfi_row, debug_cfi_row): New.
3665
3666 2011-07-25  Joern Rennecke  <joern.rennecke@embecosm.com>
3667
3668         * genattr.c (write_upcase, gen_attr <enum definition writing>):
3669         Move to ...
3670         * genattr-common.c ... here.
3671         (main): Call gen_attr.
3672         * optc-gen.awk: Make generated program include insn-attr-common.h .
3673         * Makefile.in (oprions.o): Depend on insn-attr-common.h
3674
3675 2011-07-25  Anatoly Sokolov  <aesok@post.ru>
3676
3677         * config/m32c/m32c.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
3678         PRINT_OPERAND_PUNCT_VALID_P): Remove macro.
3679         * config/m32c/m32c-protos.h (m32c_print_operand_punct_valid_p,
3680         m32c_print_operand, m32c_print_operand_address): Remove.
3681         * config/m32c/m32c.c (m32c_print_operand_punct_valid_p): Make static.
3682         Change return type to bool. Change argument type to bool.
3683         (m32c_print_operand, m32c_print_operand_address): Make static.
3684         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS,
3685         TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
3686
3687 2011-07-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3688
3689         * doc/sourcebuild.texi (Effective-Target Keywords, Environment
3690         attributes): Document mmap.
3691
3692 2011-07-25  Anatoly Sokolov  <aesok@post.ru>
3693
3694         * config/mmix/mmix.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
3695         PRINT_OPERAND_PUNCT_VALID_P): Remove macro.
3696         * config/mmix/mmix-protos.h (mmix_print_operand_punct_valid_p,
3697         mmix_print_operand, mmix_print_operand_address): Remove.
3698         * config/mmix/mmix.c (mmix_print_operand_punct_valid_p): Make static.
3699         Change return type to bool. Change argument type to bool.
3700         (mmix_print_operand, mmix_print_operand_address): Make static.
3701         (mmix_intval, mmix_output_condition): Change 'x' argument type
3702         to const_rtx.
3703         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS,
3704         TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
3705
3706 2011-07-25  Georg-Johann Lay  <avr@gjlay.de>
3707
3708         PR target/39386
3709         * config/avr/avr.c (out_shift_with_cnt): Use tmp_reg as
3710         shift counter for x << x and x >> x shifts.
3711
3712 2011-07-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3713
3714         PR target/47124
3715         * config.gcc: Reject *-*-solaris2 configuration.
3716
3717 2011-07-25  Richard Sandiford  <richard.sandiford@linaro.org>
3718
3719         PR tree-optimization/49809
3720         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Use
3721         gimple_get_lhs instead of gimple_assign_lhs.
3722
3723 2011-07-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3724
3725         * system.h [__cplusplus]: Wrap C function declarations in extern "C".
3726
3727 2011-07-25  Richard Guenther  <rguenther@suse.de>
3728
3729         PR tree-optimization/49822
3730         * tree-ssa-forwprop.c (remove_prop_source_from_use): Robustify
3731         more.  Make sure to preserve stmts with side-effects.  Properly
3732         handle virtual defs, follow a longer def chain.
3733
3734 2011-07-22  Romain Geissler  <romain.geissler@gmail.com>
3735
3736         PR plugins/45348
3737         PR plugins/48425
3738         PR plugins/46577
3739         * Makefile.in: Do not flatten c-family directory when installing
3740         plugin headers.
3741
3742 2011-07-25  Eric Botcazou  <ebotcazou@adacore.com>
3743
3744         * ipa-inline.c (can_inline_edge_p): Look into DECL_STRUCT_FUNCTION of
3745         original nodes if we are dealing with virtual clones.
3746
3747 2011-07-25  Bernd Schmidt  <bernds@codesourcery.com>
3748
3749         * common/config/c6x/c6x-common.c: New file.
3750
3751 2011-07-25  Roman Zhuykov  <zhroma@ispras.ru>
3752
3753         * tree-flow.h (tree_ssa_loop_version): Remove unused declaration.
3754
3755 2011-07-25  Richard Guenther  <rguenther@suse.de>
3756
3757         PR tree-optimization/49715
3758         * tree-vrp.c: Include expr.h and optabs.h.
3759         (range_fits_type_): New function.
3760         (simplify_float_conversion_using_ranges): Likewise.
3761         (simplify_stmt_using_ranges): Call it.
3762         * Makefile.in (tree-vrp.o): Add $(EXPR_H) and $(OPTABS_H) dependencies.
3763         * optabs.c (can_float_p): Export.
3764         * optabs.h (can_float_p): Declare.
3765
3766 2011-07-25  Richard Guenther  <rguenther@suse.de>
3767
3768         * tree-vrp.c (num_vr_values, values_propagated): New global vars.
3769         (get_value_range): For out-of-range SSA names or names created
3770         after propagation return a read-only varying range.
3771         (dump_all_value_ranges): Adjust.
3772         (vrp_initialize): Likewise.
3773         (vrp_finalize): Likewise.
3774
3775 2011-07-24  Richard Henderson  <rth@redhat.com>
3776
3777         PR debug/49831
3778         * dwarf2cfi.c (connect_traces): Allow unvisited traces.  Skip
3779         them entirely.
3780
3781 2011-07-24  Richard Henderson  <rth@redhat.com>
3782
3783         PR debug/49825
3784         * dwarf2cfi.c (dwarf2out_stack_adjust): Move A_O_A test earlier.
3785         (dwarf2out_notice_stack_adjust): Use args_size from call_insn.
3786
3787 2011-07-24  Richard Henderson  <rth@redhat.com>
3788
3789         PR debug/49827
3790         * dwarf2cfi.c (create_trace_edges): Handle sequences properly.
3791
3792 2011-07-24  Richard Henderson  <rth@redhat.com>
3793
3794         * dwarf2cfi.c (maybe_record_trace_start): Add abnormal parameter.
3795         Zero args_size for abnormal edges.  Adjust all callers.
3796
3797 2011-07-24  Richard Henderson  <rth@redhat.com>
3798
3799         PR debug/49825
3800         * dwarf2cfi.c (cfi_row_equal_p): Don't compare args_size.
3801
3802 2011-07-24  H.J. Lu  <hongjiu.lu@intel.com>
3803
3804         PR bootstrap/49835
3805         * collect2.c (demangle_flag): Removed.
3806
3807 2011-07-24  Sandra Loosemore  <sandra@codesourcery.com>
3808
3809         * configure.ac (demangler_in_ld): Default to yes.
3810         * configure: Regenerated.
3811         * collect2.c (main): When HAVE_LD_DEMANGLE is defined, don't
3812         mess with COLLECT_NO_DEMANGLE, and just pass --demangle and
3813         --no-demangle options straight through to ld.  When
3814         HAVE_LD_DEMANGLE is not defined, set COLLECT_NO_DEMANGLE in a
3815         way that has the intended effect on Windows.
3816
3817 2011-07-23  Richard Henderson  <rth@redhat.com>
3818
3819         * dwarf2cfi.c: Include basic-block.h.
3820         (dw_label_info): Remove.
3821         (trace_work_list, trace_index): New.
3822         (remember_row, emit_cfa_remember): Remove.
3823         (dw_trace_info_hash, dw_trace_info_eq): New.
3824         (get_trace_index, get_trace_info): New.
3825         (save_point_p): New.
3826         (free_cfi_row): Remove.
3827         (add_cfi): Do not emit DW_CFA_remember_state.
3828         (cfa_row_equal_p): New.
3829         (barrier_args_size): Remove.
3830         (compute_barrier_args_size_1, compute_barrier_args_size): Remove.
3831         (dwarf2out_notice_stack_adjust): Don't compute_barrier_args_size.
3832         (maybe_record_trace_start, create_trace_edges, scan_trace): New.
3833         (dwarf2out_cfi_begin_epilogue): Remove.
3834         (dwarf2out_frame_debug_restore_state): Remove.
3835         (connect_traces, create_pseudo_cfg): New.
3836         (create_cfi_notes, execute_dwarf2_frame): Rewrite using traces.
3837         * Makefile.in (dwarf2cfi.o): Update.
3838
3839 2011-07-23  Richard Henderson  <rth@redhat.com>
3840
3841         * dwarf2cfi.c (dw_trace_info): New.
3842         (dw_label_info): New.
3843         (cie_return_save): New.
3844         (cur_trace): New.
3845         (queued_args_size): Rename from args_size.  Update all users.
3846         (cfa_store, cfa_temp, regs_saved_in_regs): Remove.
3847         (def_cfa_1): Use cur_trace instead of cfa_*.
3848         (dwarf2out_stack_adjust, record_reg_saved_in_reg): Likewise.
3849         (clobbers_queued_reg_save, reg_saved_in): Likewise.
3850         (dwarf2out_frame_debug_expr): Likewise.
3851         (create_cie_data): Split out from ...
3852         (execute_dwarf2_frame): ... here.  Initialize cur_trace.
3853
3854 2011-07-23  Richard Henderson  <rth@redhat.com>
3855
3856         * dwarf2cfi.c (regs_saved_in_regs): Allocate from heap, not gc.
3857         Update all users to match.
3858         (execute_dwarf2_frame): Free reg_saved_in_data.
3859
3860 2011-07-23  Richard Henderson  <rth@redhat.com>
3861
3862         * dwarf2cfi.c (queued_reg_save): Reorder for packing.  Don't GTY.
3863         (queued_reg_saves): Don't GTY.  Change to a VEC.
3864         (queue_reg_save): Update to match.
3865         (dwarf2out_flush_queued_reg_saves): Likewise.
3866         (clobbers_queued_reg_save): Likewise.
3867         (reg_saved_in): Likewise.
3868         (execute_dwarf2_frame): Free queued_reg_saves.
3869
3870 2011-07-23  Richard Henderson  <rth@redhat.com>
3871
3872         * dwarf2cfi.c (dw_cfi_row_ref): Remove.  Update all users.
3873
3874 2011-07-23  Richard Henderson  <rth@redhat.com>
3875
3876         * dwarf2cfi.c (add_cfi_args_size): Split out from...
3877         (dwarf2out_args_size): ... here.
3878         (add_cfi_restore): Split out from ...
3879         (dwarf2out_frame_debug_cfa_restore): ... here.
3880         (def_cfa_0): Split out from ...
3881         (def_cfa_1): ... here.
3882         (cfi_oprnd_equal_p, cfi_equal_p): New.
3883         (change_cfi_row): New.
3884         (add_cfis_to_fde): Set fde->dw_fde_switch_cfi_index.
3885         (create_cfi_notes): Use change_cfi_row at SWITCH_TEXT note.
3886         (output_cfis): Remove.
3887         * dwarf2out.c (output_fde): Simplify output_cfi loop.
3888         (dwarf2out_switch_text_section): Don't call output_cfis.
3889         (dw_val_equal_p, loc_descr_equal_p_1, loc_descr_equal_p): New.
3890         * dwarf2out.h: Update decls.
3891         (enum dw_val_class): Add dw_val_class_none.
3892
3893 2011-07-23  Richard Henderson  <rth@redhat.com>
3894
3895         * dwarf2cfi.c (update_row_reg_save): New.
3896         (dwarf2out_frame_debug_cfa_expression): Use it.
3897         (dwarf2out_frame_debug_cfa_restore): Likewise.
3898         (reg_save): Likewise.  Do not emit DW_CFA_same_value.
3899
3900 2011-07-23  Richard Henderson  <rth@redhat.com>
3901
3902         * dwarf2cfi.c (add_cfi_insn): Rename from cfi_insn.  Update all users.
3903
3904 2011-07-23  Richard Henderson  <rth@redhat.com>
3905
3906         * dwarf2cfi.c (dw_cfi_row, dw_cfi_row_ref): New.
3907         (cie_cfi_row): New.
3908         (new_cfi_row, copy_cfi_row, free_cfi_row): New.
3909         (cfa, old_cfa, cfa_remember, old_cfa_remember, old_args_size): Remove.
3910         (cur_row, remember_row): New.
3911         (def_cfa_1): Use cur_row instead of the old_* variables.
3912         (dwarf2out_frame_debug_restore_state): Similarly.
3913         (dwarf2out_args_size, dwarf2out_notice_stack_adjust): Likewise.
3914         (dwarf2out_frame_debug_def_cfa): Use a local variable instead of cfa.
3915         (dwarf2out_frame_debug_adjust_cfa): Likewise.
3916         (dwarf2out_frame_debug_cfa_offset): Likewise.
3917         (dwarf2out_frame_debug_expr): Likewise.
3918         (execute_dwarf2_frame): Set up cur_row.
3919         * dwarf2out.h (struct cfa_loc): Mark for GTY.
3920
3921 2011-07-23  Richard Henderson  <rth@redhat.com>
3922
3923         * basic-block.h (EDGE_PRESERVE): New.
3924         (EDGE_ALL_FLAGS, EDGE_COMPLEX): Include it.
3925         * bb-reorder.c: Include except.h.
3926         (fix_up_crossing_landing_pad): New.
3927         (find_rarely_executed_basic_blocks_and_crossing_edges): Place
3928         landing pads in the right partition.  Duplicate as necessary.
3929         (partition_hot_cold_basic_blocks): Fix up DF info after
3930         duplicating landing pads.
3931         * cfg.c (dump_edge_info): Add crossing and preserve to bitnames.
3932         * cfgrtl.c (rtl_verify_flow_info_1): Validate that EDGE_CROSSING
3933         is set properly.  Validate that EH edges are not CROSSING.
3934         * except.c (expand_dw2_landing_pad_for_region): Split out from ...
3935         (dw2_build_landing_pads): ... here.
3936         (convert_to_eh_region_ranges): Remove code to fixup crossing
3937         landing pads.
3938         * except.h (expand_dw2_landing_pad_for_region): Declare.
3939         * tree-cfg.c (gimple_can_merge_blocks_p): Don't merge PRESERVE edges.
3940
3941 2011-07-23  Richard Earnshaw  <rearnsha@arm.com>
3942
3943         PR target/49816
3944         * arm.c (aapcs_vfp_allocate_return_reg): Return NULL on failure.
3945
3946 2011-07-22  Jason Merrill  <jason@redhat.com>
3947
3948         * doc/invoke.texi (C++ Dialect Options): Document -Wno-narrowing.
3949
3950 2011-07-22  Richard Henderson  <rth@redhat.com>
3951
3952         * bb-reorder.c (gate_handle_partition_blocks): Honor optimize.
3953
3954 2011-07-22  Richard Henderson  <rth@redhat.com>
3955
3956         * jump.c (maybe_propagate_label_ref): Split out of...
3957         (mark_all_labels): ... here.  Do not attempt label_ref
3958         propagation while in cfglayout mode.
3959
3960 2011-07-22  Jakub Jelinek  <jakub@redhat.com>
3961
3962         * dwarf2out.c (struct macinfo_struct): Change code to unsigned char.
3963         (DEBUG_MACRO_SECTION, DEBUG_MACRO_SECTION_LABEL): Define.
3964         (dwarf_attr_name): Handle DW_AT_GNU_macros.
3965         (dwarf2out_define): If the vector is empty and
3966         lineno is 0, emit a dummy entry first.
3967         (dwarf2out_undef): Likewise.  Remove redundant semicolon.
3968         (htab_macinfo_hash, htab_macinfo_eq, output_macinfo_op,
3969         optimize_macinfo_range): New functions.
3970         (output_macinfo): Use them.  If !dwarf_strict and .debug_str is
3971         mergeable, optimize longer strings using
3972         DW_MACRO_GNU_{define,undef}_indirect and if HAVE_COMDAT_GROUP,
3973         optimize longer sequences of define/undef ops from headers
3974         using DW_MACRO_GNU_transparent_include.  For !dwarf_strict
3975         emit a section headers.
3976         (dwarf2out_init): For !dwarf_strict set debug_macinfo_section
3977         and macinfo_section_label to DEBUG_MACRO_SECTION
3978         resp. DEBUG_MACRO_SECTION_LABEL.
3979         (dwarf2out_finish): For !dwarf_strict emit DW_AT_GNU_macros
3980         instead of DW_AT_macro_info.
3981
3982         PR other/32998
3983         * common.opt (grecord-gcc-switches, gno-record-gcc-switches): New
3984         options.
3985         * dwarf2out.c: Include opts.h.
3986         (dchar_p): New typedef.  Define heap VEC for it.
3987         (producer_string): New variable.
3988         (gen_producer_string): New function.
3989         (gen_compile_unit_die): Use it.
3990         (dwarf2out_finish): Fix up comp_unit_die () DW_AT_producer if needed.
3991         * Makefile.in (dwarf2out.o): Depend on $(OPTS_H).
3992         * doc/invoke.texi: Document -grecord-gcc-switches and
3993         -gno-record-gcc-switches, add a -grecord-gcc-switches reference
3994         to -frecord-gcc-switches description.
3995
3996 2011-07-22  Jason Merrill  <jason@redhat.com>
3997
3998         PR c++/30112
3999         * c-decl.c (c_linkage_bindings): Define.
4000
4001 2011-07-22  Eric Botcazou  <ebotcazou@adacore.com>
4002
4003         PR debug/49815
4004         * var-tracking.c (vt_finalize): Always free windowed_parm_regs.
4005
4006 2011-07-22  H.J. Lu  <hongjiu.lu@intel.com>
4007
4008         * config/i386/i386.c (ix86_option_override_internal): Disallow
4009         MS ABI in x32 mode.
4010         (ix86_init_builtins): Call ix86_init_builtins_va_builtins_abi
4011         only for TARGET_LP64.
4012         (ix86_handle_abi_attribute): Check TARGET_LP64 instead of TARGET_64BIT.
4013
4014 2011-07-22  Michael Meissner  <meissner@linux.vnet.ibm.com>
4015
4016         * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): Rewrite to
4017         avoid warnings when GCC is built with a C++ compiler.
4018
4019 2011-07-22  Martin Jambor  <mjambor@suse.cz>
4020
4021         PR lto/49796
4022         * cgraphunit.c (verify_edge_corresponds_to_fndecl): Return false
4023         if decl node is in another partition, call cgraph_get_node only once.
4024
4025 2011-07-22  Uros Bizjak  <ubizjak@gmail.com>
4026
4027         * config.gcc (x86_64-*-linux*): Set
4028         default_gnu_indirect_function to yes.
4029
4030 2011-07-22  Richard Guenther  <rguenther@suse.de>
4031
4032         PR tree-optimization/45819
4033         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
4034         preserve volatile and notrap flags.
4035
4036 2011-07-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4037             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
4038
4039         PR bootstrap/49794
4040         * configure.ac: Test AM_ICONV with CXX.
4041         * configure: Regenerate.
4042         * config/sol2-c.c (solaris_format_types): Use EXPORTED_CONST.
4043
4044 2011-07-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4045
4046         PR bootstrap/49797
4047         * graphite-clast-to-gimple.c (CLOOG_LANGUAGE_C): Provide if missing.
4048         (set_cloog_options): Use it.
4049
4050 2011-07-22  Jakub Jelinek  <jakub@redhat.com>
4051
4052         PR c++/49756
4053         * gcc.c (main): Call stack_limit_increase (64MB).
4054         * toplev.c (toplev_main): Likewise.
4055
4056 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
4057
4058         * config/i386/i386.c (ix86_expand_call): Call copy_to_mode_reg
4059         instead of force_reg.
4060
4061 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
4062
4063         * config/i386/i386.c (ix86_expand_move): Convert to Pmode if
4064         needed and use force_reg after convert.
4065         (ix86_expand_call): Likewise.
4066         (ix86_expand_special_args_builtin): Likewise.
4067         (ix86_expand_builtin): Likewise.
4068
4069 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
4070
4071         PR middle-end/47654
4072         PR middle-end/49649
4073         * graphite-clast-to-gimple.c (type_for_clast_term): Pass v1 and v2
4074         in parameter.  Initialize v1 and v2 based on the values returned
4075         by clast_name_to_lb_ub.
4076         (type_for_clast_red): Pass v1 and v2 in parameter, and set their
4077         values.
4078         (type_for_clast_bin): Same.
4079         (type_for_clast_expr): Same.
4080         (type_for_clast_eq): Update calls to type_for_clast_expr.
4081         (type_for_clast_for): Same.
4082         (build_iv_mapping): Same.
4083         * graphite-ppl.h (value_min): New.
4084
4085 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
4086
4087         * graphite-clast-to-gimple.c (type_for_interval): Generate signed
4088         types whenever possible.
4089
4090 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
4091
4092         * graphite-clast-to-gimple.c (struct clast_name_index): Add lb
4093         and ub fields.
4094         (new_clast_name_index): Add lb and ub parameters.
4095         (free_clast_name_index): New.
4096         (clast_name_to_lb_ub): New.
4097         (save_clast_name_index): Add lb and ub parameters.
4098         (compute_bounds_for_param): New.
4099         (type_for_level): Removed.
4100         (type_for_clast_for): Removed level parameter.  Do not call
4101         type_for_level.
4102         (graphite_create_new_loop): Store the lb and ub for the clast_name
4103         of the iterator of the loop that has been generated.
4104         (graphite_create_new_loop_guard): Remove parameter level.
4105         (create_params_index): Store the lb and ub of each parameter.
4106         (gloog): Use free_clast_name_index.  Pass to create_params_index
4107         the current scop.
4108
4109 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
4110
4111         * graphite-clast-to-gimple.c (max_signed_precision_type): Removed.
4112         (max_precision_type): Inline max_signed_precision_type.
4113         (type_for_clast_red): Use max_precision_type.
4114         (type_for_clast_bin): Same.
4115         (type_for_clast_for): Same.
4116
4117 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
4118
4119         * graphite-clast-to-gimple.c (gcc_type_for_interval): Renamed
4120         type_for_interval.
4121         (gcc_type_for_value): Renamed type_for_value.
4122         (gcc_type_for_clast_term): Renamed type_for_clast_term.
4123         (gcc_type_for_clast_expr): Renamed type_for_clast_expr.
4124         (gcc_type_for_clast_red): Renamed type_for_clast_red.
4125         (gcc_type_for_clast_bin): Renamed type_for_clast_bin.
4126         (gcc_type_for_clast_eq): Renamed type_for_clast_eq.
4127         (graphite_translate_clast_equation): Update calls.
4128         (compute_type_for_level): Renamed type_for_level.
4129         (gcc_type_for_iv_of_clast_loop): Renamed type_for_clast_for.
4130         (build_iv_mapping): Update calls.
4131         (graphite_create_new_loop_guard): Same.
4132
4133 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
4134
4135         * graphite-clast-to-gimple.c (clast_get_body_of_loop): Add fixme
4136         comment.
4137
4138 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
4139
4140         * graphite-clast-to-gimple.c (struct ivs_params): New.
4141         (clast_name_to_gcc): Use ivs_params to pass around parameters.
4142         (clast_to_gcc_expression): Same.
4143         (clast_to_gcc_expression_red): Same.
4144         (gcc_type_for_clast_term): Same.
4145         (gcc_type_for_clast_expr): Same.
4146         (gcc_type_for_clast_red): Same.
4147         (gcc_type_for_clast_bin): Same.
4148         (gcc_type_for_clast_eq): Same.
4149         (graphite_translate_clast_equation): Same.
4150         (graphite_create_guard_cond_expr): Same.
4151         (graphite_create_new_guard): Same.
4152         (graphite_create_new_loop): Same.
4153         (build_iv_mapping): Same.
4154         (translate_clast_user): Same.
4155         (graphite_create_new_loop_guard): Same.
4156         (translate_clast): Same.
4157         (translate_clast_for_loop): Same.
4158         (translate_clast_for): Same.
4159         (translate_clast_guard): Same.
4160         (initialize_cloog_names): Fix typo.
4161         (gloog): Initialize an ivs_params struct, pass it to translate_clast.
4162
4163 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
4164
4165         * graphite-clast-to-gimple.c (struct clast_name_index): Add level.
4166         (new_clast_name_index): Add level parameter.
4167         (clast_name_to_level): New.
4168         (save_clast_name_index): Add level parameter.
4169         (newivs_to_depth_to_newiv): Removed.
4170         (clast_name_to_gcc): Inlined newivs_to_depth_to_newiv.
4171         (graphite_create_new_loop): Add level parameter.  Pass level to
4172         save_clast_name_index.
4173         (translate_clast_for_loop): Pass level to graphite_create_new_loop.
4174         (create_params_index): Pass level to save_clast_name_index.
4175
4176 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
4177
4178         * graphite-clast-to-gimple.c (graphite_create_new_loop): Do not
4179         recompute type, lb, and ub.  Get them from...
4180         (graphite_create_new_loop_guard): ...here.  Pass in parameter
4181         pointers to type, lb, and ub.
4182         (translate_clast_for_loop): Update function calls.
4183         (translate_clast_for): Same.
4184
4185 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
4186
4187         * graphite-clast-to-gimple.c (compute_bounds_for_level): Call
4188         psct_dynamic_dim.
4189         (translate_clast_for_loop): Pass loop level to dependency_in_loop_p.
4190         (gcc_type_for_iv_of_clast_loop): Update use of level.
4191         (gloog): Start counting nesting level from 0.
4192         * graphite-clast-to-gimple.h (get_scattering_level): Removed.
4193         * graphite-dependences.c (graphite_carried_dependence_level_k): Call
4194         psct_dynamic_dim on level.
4195
4196 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
4197
4198         * config/i386/i386.c (ix86_legitimize_address): Convert to
4199         Pmode if needed.
4200
4201 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
4202
4203         * config/i386/i386.c (function_value_64): Always return pointers
4204         in Pmode.
4205         (ix86_promote_function_mode): New.
4206         (TARGET_PROMOTE_FUNCTION_MODE): Likewise.
4207
4208 2011-07-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4209
4210         PR tree-optimization/49749
4211         * tree-ssa-reassoc.c (get_rank): Fix operand scan conditions and
4212         remove no-longer-used maxrank variable.
4213
4214 2011-07-21  Georg-Johann Lay  <avr@gjlay.de>
4215
4216         * config/avr/avr.c (final_prescan_insn): Fix printing of rtx_costs.
4217
4218 2011-07-21  Jason Merrill  <jason@redhat.com>
4219
4220         * system.h (HAVE_DESIGNATED_UNION_INITIALIZERS): New.
4221         * recog.h (struct insn_data_d): Check it instead of
4222         HAVE_DESIGNATED_INITIALIZERS.
4223         * genoutput.c (output_insn_data): Likewise.
4224
4225 2011-07-21  Richard Guenther  <rguenther@suse.de>
4226
4227         PR tree-optimization/49770
4228         * tree-ssa-sccvn.c (valueize_refs_1): Return whether we
4229         valueized any operand.  Renamed from ...
4230         (valueize_refs): ... this.  New wrapper around valueize_refs_1.
4231         (valueize_shared_reference_ops_from_ref): Return whether we
4232         valueized any operand.
4233         (vn_reference_lookup): Only when we valueized any operand
4234         use the valueized reference for alias analysis.  Do not preserve
4235         the original reference tree in this case.
4236
4237 2011-07-21  Uros Bizjak  <ubizjak@gmail.com>
4238
4239         * config/i386/i386.c (ix86_decompose_address): Reject all but
4240         register operands and subregs of DImode hard registers in index.
4241
4242 2011-07-21  Kai Tietz  <ktietz@redhat.com>
4243
4244         * fold-const.c (fold_unary_loc): Preserve indirect
4245         comparison cast to none-boolean type.
4246         * tree-ssa.c (useless_type_conversion_p): Preserve cast
4247         from/to boolean-type.
4248         * gimplify.c (gimple_boolify): Handle boolification of comparisons.
4249         (gimplify_expr): Boolifiy non aggregate-typed comparisons.
4250         * tree-cfg.c (verify_gimple_comparison): Check result
4251         type of comparison expression.
4252         * tree-ssa-forwprop.c (forward_propagate_comparison): Adjust test
4253         of condition result and disallow type-cast sinking into comparison.
4254
4255 2011-07-21  Richard Guenther  <rguenther@suse.de>
4256
4257         * tree-ssa-forwprop.c (combine_conversions): Return whether
4258         we have to run cfg-cleanup.  Properly remove dead stmts.
4259         (ssa_forward_propagate_and_combine): Adjust.
4260
4261 2011-07-21  Richard Sandiford  <richard.sandiford@linaro.org>
4262
4263         * regcprop.c (maybe_mode_change): Check HARD_REGNO_MODE_OK.
4264
4265 2011-07-21  Kai Tietz  <ktietz@redhat.com>
4266
4267         * tree-ssa-propagate.c (substitute_and_fold): Use
4268         do_dce flag to deside, if BB's statements are scanned
4269         in last to first, or first to last order.
4270
4271 2011-07-21  Georg-Johann Lay  <avr@gjlay.de>
4272
4273         * config/avr/avr.c (avr_rtx_costs): Set cost of CONST, LABEL_REF to 0.
4274
4275 2011-07-20  H.J. Lu  <hongjiu.lu@intel.com>
4276             Uros Bizjak  <ubizjak@gmail.com>
4277             Richard Henderson  <rth@redhat.com>
4278
4279         * config/i386/constraints.md (w): New.
4280
4281         * config/i386/i386.c (ix86_output_addr_vec_elt): Check
4282         TARGET_LP64 instead of TARGET_64BIT for ASM_QUAD.
4283
4284         * config/i386/i386.h (CASE_VECTOR_MODE): Check TARGET_LP64
4285         instead of TARGET_64BIT.
4286
4287         * config/i386/i386.md (indirect_jump): Replace
4288         nonimmediate_operand with indirect_branch_operand.
4289         (*indirect_jump): Likewise.  Replace constraint "m" with "w".
4290         (tablejump): Replace nonimmediate_operand with indirect_branch_operand.
4291         Convert operand 0 to Pmode for x32 if not PIC.
4292         (*tablejump_1): Replace nonimmediate_operand with
4293         indirect_branch_operand.  Replace constraint "m" with "w".
4294         (*call_vzeroupper): Replace constraint "m" with "w".
4295         (*call): Likewise.
4296         (*call_rex64_ms_sysv_vzeroupper): Likewise.
4297         (*call_rex64_ms_sysv): Likewise.
4298         (*call_value_vzeroupper): Likewise.
4299         (*call_value): Likewise.
4300         (*call_value_rex64_ms_sysv_vzeroupper): Likewise.
4301         (*call_value_rex64_ms_sysv): Likewise.
4302         (set_got_offset_rex64): Check TARGET_LP64 instead of TARGET_64BIT.
4303
4304         * config/i386/predicates.md (indirect_branch_operand): New.
4305         (call_insn_operand): Support x32.
4306
4307 2011-07-20  Michael Eager  <eager@eagercon.com>
4308
4309         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): Default to 12.
4310
4311 2011-07-20  Richard Henderson  <rth@redhat.com>
4312
4313         * cfg.c (dump_bb_info): Dump basic_block->flags.
4314         * cfgrtl.c (print_rtl_with_bb): Use dump_bb_info.
4315
4316 2011-07-20  Uros Bizjak  <ubizjak@gmail.com>
4317
4318         * config/i386/i386.c (ix86_decompose_address): Allow only subregs
4319         of DImode hard registers in index.
4320         (ix86_legitimate_address_p): Allow subregs of base and index to span
4321         more than a word.  Assert that subregs of base and index satisfy
4322         register_no_elim_operand predicates.  Reject addresses where
4323         base and index have different modes.
4324
4325 2011-07-20  Robert Millan  <rmh@gnu.org>
4326
4327         * config.gcc (mips*-*-linux*): Remove redundant tm_file entry.
4328
4329 2011-07-20  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
4330
4331         * bb-reorder.c (fix_crossing_conditional_branches): Fix crash by
4332         removing now-unnecessary assignment.
4333
4334 2011-07-20  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
4335
4336         * emit-rtl.c (set_mem_attributes_minus_bitpos): Restore setting
4337         memory address space to the type's address space.
4338
4339 2011-07-20  Georg-Johann Lay  <avr@gjlay.de>
4340
4341         PR target/36467
4342         PR target/49687
4343         * config/avr/avr.md (mulhi3): Use register_or_s9_operand for operand2
4344         and expand appropriately if there is a CONST_INT in operand2.
4345         (usmulqihi3): New insn.
4346         (*sumulqihi3): New insn.
4347         (*osmulqihi3): New insn.
4348         (*oumulqihi3): New insn.
4349         (*muluqihi3.uconst): New insn_and_split.
4350         (*muluqihi3.sconst): New insn_and_split.
4351         (*mulsqihi3.sconst): New insn_and_split.
4352         (*mulsqihi3.uconst): New insn_and_split.
4353         (*mulsqihi3.oconst): New insn_and_split.
4354         (*ashifthi3.signx.const): New insn_and_split.
4355         (*ashifthi3.signx.const7): New insn_and_split.
4356         (*ashifthi3.zerox.const): New insn_and_split.
4357         (mulsqihi3): New insn.
4358         (muluqihi3): New insn.
4359         (muloqihi3): New insn.
4360         * config/avr/predicates.md (const_2_to_7_operand): New.
4361         (const_2_to_6_operand): New.
4362         (u8_operand): New.
4363         (s8_operand): New.
4364         (o8_operand): New.
4365         (s9_operand): New.
4366         (register_or_s9_operand): New.
4367
4368 2011-07-20  Kai Tietz  <ktietz@redhat.com>
4369
4370         * builtins.c (fold_builtin_expect): See through the cast
4371         from truthvalue_type_node to long.
4372
4373 2011-07-20  Michael Meissner  <meissner@linux.vnet.ibm.com>
4374
4375         * config/rs6000/vsx.md (vsx_fma*): Use 4 argument fma instructions
4376         where we can use them from the standard and altivec instruction
4377         sets, instead of always using the 3 operand VSX forms that require
4378         the destination to overlap one of the inputs.
4379         (vsx_fms*): Ditto.
4380         (vsx_fnma*): Ditto.
4381         (vsx_fnms*): Ditto.
4382
4383         * config/rs6000/rs6000.md (fmadf4_fpr): Set fp_type fp_maddsub_d
4384         for DF types.
4385         (fmsdf4_fpr): Ditto.
4386         (nfmadf4_fpr): Ditto.
4387         (nfmsdf4_fpr): Ditto.
4388
4389 2011-07-20  Sandra Loosemore  <sandra@codesourcery.com>
4390
4391         * genrecog.c (make_insn_sequence): Correct position numbering
4392         when filtering out match_scratch and match_dup.
4393
4394 2011-07-20  Richard Guenther  <rguenther@suse.de>
4395
4396         * tree-ssa-forwprop.c (remove_prop_source_from_use): Robustify
4397         against already removed statements.
4398         (forward_propagate_into_comparison): Remove dead defining stmts.
4399         (forward_propagate_into_gimple_cond): Likewise.
4400         (forward_propagate_into_cond): Simplify.
4401         (ssa_forward_propagate_and_combine): Handle changed cfg from
4402         forward_propagate_into_comparison.
4403         * tree-ssa-phiopt.c (conditional_replacement): Use proper
4404         locations for newly built statements.
4405
4406 2011-07-20  Georg-Johann Lay  <avr@gjlay.de>
4407
4408         * config/avr/avr.c (avr_rtx_costs): Set cost of SYMBOL_REF to 0.
4409
4410 2011-07-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4411
4412         * config/s390/s390.c (s390_class_max_nregs): Fix return type.
4413         * config/s390/s390-protos.h (s390_class_max_nregs): Likewise.
4414
4415 2011-07-20  Richard Guenther  <rguenther@suse.de>
4416
4417         PR middle-end/18908
4418         * tree.c (integer_all_onesp): Use TYPE_PRECISION, not mode precision.
4419         * tree-ssa-forwprop.c (simplify_bitwise_binary): Remove bogus
4420         ADDR_EXPR folding.  Canonicalize X ^ ~0 as ~X.
4421
4422 2011-07-20  Vladimir Makarov  <vmakarov@redhat.com>
4423
4424         * config/frv/frv.c (frv_register_move_cost): Define explicitly
4425         costs for subclasses of GR_REGS.
4426
4427 2011-07-20  Uros Bizjak  <ubizjak@gmail.com>
4428
4429         PR target/49780
4430         * config/i386/predicates.md (no_seg_addres_operand): No more special.
4431         * config/i386/i386.c (ix86_decompose_address): Allow only subregs
4432         of DImode hard registers in base.
4433         (ix86_legitimate_address_p): Allow SImode and DImode base and index
4434         registers.
4435
4436 2011-07-20  Richard Guenther  <rguenther@suse.de>
4437
4438         * tree-ssa-structalias.c (new_var_info): Allocate oldsolution lazily.
4439         (unify_nodes): Deal with that.
4440         (solve_graph): Likewise.
4441
4442 2011-07-20  Chung-Lin Tang  <cltang@codesourcery.com>
4443
4444         * config/arm/arm.c (arm_canonicalize_comparison): Add case to
4445         canonicalize left operand from ZERO_EXTEND to AND.
4446
4447 2011-07-20  Anatoly Sokolov  <aesok@post.ru>
4448
4449         * target.def (class_max_nregs): New hook.
4450         * doc/tm.texi.in (TARGET_CLASS_MAX_NREGS): Document.
4451         * doc/tm.texi: Regenerate.
4452         * targhooks.c (default_class_max_nregs): New function.
4453         * targhooks.h (default_class_max_nregs): Declare.
4454         * ira.h (target_ira): Change type x_ira_reg_class_max_nregs and
4455         x_ira_reg_class_min_nregs arrays to unsigned char.
4456         * ira.c (setup_reg_class_nregs): Use TARGET_CLASS_MAX_NREGS target
4457         hook instead of CLASS_MAX_NREGS macro.
4458         * reginfo.c (restore_register_info): Ditto.
4459         * ira-conflicts.c (process_regs_for_copy): Use
4460         ira_reg_class_max_nregs array instead of CLASS_MAX_NREGS macro.
4461         Change type rclass and aclass vars to reg_class_t.
4462         * ira-costs.c (record_reg_classes): Use ira_reg_class_max_nregs
4463         array instead of CLASS_MAX_NREGS macro. Change type rclass var to
4464         reg_class_t.
4465         * reload.c (combine_reloads, find_reloads, find_reloads_address_1):
4466         Use ira_reg_class_max_nregs array instead of CLASS_MAX_NREGS macro.
4467
4468         * config/i386/i386.h (CLASS_MAX_NREGS): Remove.
4469         * config/i386/i386.c (ix86_class_max_nregs): New function.
4470         (ix86_register_move_cost): Use TARGET_CLASS_MAX_NREGS target hook
4471         instead of CLASS_MAX_NREGS macro.
4472         (TARGET_CLASS_MAX_NREGS): Define.
4473         * config/avr/avr.h (CLASS_MAX_NREGS): Remove.
4474         * config/avr/avr-protos.h (class_max_nregs): Remove declaration.
4475         * config/avr/avr.c (class_max_nregs): Remove function.
4476         * config/alpha/alpha.h (CLASS_MAX_NREGS): Remove.
4477         * config/spu/spu.h (CLASS_MAX_NREGS): Remove.
4478         * config/mep/mep.h (CLASS_MAX_NREGS): Remove.
4479         * config/m32r/m32r.h (CLASS_MAX_NREGS): Remove.
4480         * config/microblaze/microblaze.h (CLASS_MAX_NREGS): Remove.
4481         * config/xtensa/xtensa.h (CLASS_MAX_NREGS): Remove.
4482         * config/stormy16/stormy16.h (CLASS_MAX_NREGS): Remove.
4483         * config/lm32/lm32.h (CLASS_MAX_NREGS): Remove.
4484         * config/moxie/moxie.h (CLASS_MAX_NREGS): Remove.
4485         * config/iq2000/iq2000.h (CLASS_MAX_NREGS): Remove.
4486         * config/mn10300/mn10300.h (CLASS_MAX_NREGS): Remove.
4487         * config/score/score.h (CLASS_MAX_NREGS): Remove.
4488         * config/vax/vax.h (CLASS_MAX_NREGS): Remove.
4489         * config/h8300/h8300.h (CLASS_MAX_NREGS): Remove.
4490         * config/v850/v850.h (CLASS_MAX_NREGS): Remove.
4491
4492 2011-07-19  Eric Botcazou  <ebotcazou@adacore.com>
4493
4494         * cif-code.def (OVERWRITABLE): Fix typo and move around.
4495         (TARGET_OPTIMIZATION_MISMATCH): Delete.
4496         (EH_PERSONALITY): Fix typo.
4497         (NON_CALL_EXCEPTIONS): Fix message.
4498         (OPTIMIZATION_MISMATCH): Adjust message.
4499         * ipa-inline.c (can_inline_edge_p): Use CIF_OPTIMIZATION_MISMATCH.
4500
4501 2011-07-19  Ian Lance Taylor  <iant@google.com>
4502
4503         * doc/install.texi (Configuration): Document
4504         --enable-build-poststage1-with-cxx.
4505
4506 2011-07-19  Robert Millan  <rmh@gnu.org>
4507
4508         * config/mips/gnu-user.h: Copy from linux.h.  Update comments.
4509         (GLIBC_DYNAMIC_LINKER): Remove.
4510
4511         * config/mips/gnu-user64.h: Copy from linux64.h.  Update comments.
4512         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64)
4513         (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32)
4514         (BIONIC_DYNAMIC_LINKERN32, GNU_USER_DYNAMIC_LINKERN32): Remove.
4515         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32,
4516         GNU_USER_DYNAMIC_LINKER64 and GNU_USER_LINK_EMULATIONN32.
4517
4518         * config/mips/linux.h: Remove everything except for ...
4519         (GLIBC_DYNAMIC_LINKER): ... this macro.
4520
4521         * config/mips/linux64.h: Remove everything except for ...
4522         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64)
4523         (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32)
4524         (BIONIC_DYNAMIC_LINKERN32): ... these macros.
4525         (GNU_USER_LINK_EMULATION32, GNU_USER_LINK_EMULATION64)
4526         (GNU_USER_LINK_EMULATIONN32): New macros.
4527
4528         * config.gcc (mips64*-*-linux* | mipsisa64*-*-linux* | mips-*-linux*):
4529         Use the new headers.
4530
4531 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
4532
4533         * rtl.h (mem_attrs): Turn offset and size fields into HOST_WIDE_INTs.
4534         Add offset_known_p and size_known_p fields.
4535         (MEM_OFFSET_KNOWN_P): Update accordingly.
4536         (MEM_OFFSET, MEM_SIZE_KNOWN_P, MEM_SIZE): Likewise.
4537         * emit-rtl.c (mem_attrs_htab_hash): Update after mem_attrs changes.
4538         (mem_attrs_eq_p, set_mem_attributes_minus_bitpos, set_mem_offset)
4539         (clear_mem_offset, set_mem_size, clear_mem_size, change_address)
4540         (adjust_address_1, widen_memory_access, set_mem_attrs_for_spill)
4541         (init_emit_regs): Likewise.
4542
4543 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
4544
4545         * doc/rtl.texi (MEM_OFFSET_KNOWN_P): Document.
4546         (MEM_OFFSET): Change from returning an rtx to returning a
4547         HOST_WIDE_INT.
4548         * rtl.h (MEM_OFFSET_KNOWN_P): New macro.
4549         (MEM_OFFSET): Return a HOST_WIDE_INT rather than an rtx.
4550         * emit-rtl.h (set_mem_offset): Take a HOST_WIDE_INT rather than an rtx.
4551         (clear_mem_offset): Declare.
4552         * alias.c (ao_ref_from_mem): Adjust uses of MEM_OFFSET, using
4553         MEM_OFFSET_KNOWN_P to test whether the offset is known, and
4554         MEM_OFFSET to get a HOST_WIDE_INT offset.
4555         (nonoverlapping_memrefs_p): Likewise.  Adjust calls to...
4556         (adjust_offset_for_component_ref): Take a bool "known_p"
4557         parameter and a HOST_WIDE_INT "offset" parameter.
4558         * builtins.c (get_memory_rtx): As for ao_ref_from_mem.
4559         Adjust calls to set_mem_offset, passing a HOST_WIDE_INT rather
4560         than an rtx.  Use clear_mem_offset to clear the offset.
4561         * cfgcleanup.c (merge_memattrs): Likewise.
4562         * dwarf2out.c (tls_mem_loc_descriptor): Likewise.
4563         * function.c (assign_parm_find_stack_rtl): Likewise.
4564         (assign_parm_setup_stack): Likewise.
4565         * print-rtl.c (print_rtx): Likewise.
4566         * reload.c (find_reloads_subreg_address): Likewise.
4567         * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
4568         * var-tracking.c (INT_MEM_OFFSET): Likewise.
4569         * emit-rtl.c (set_reg_attrs_from_value): Likewise.
4570         (get_mem_align_offset): Likewise.
4571         (set_mem_offset): Take a HOST_WIDE_INT rather than an rtx.
4572         (clear_mem_offset): New function.
4573         * config/mips/mips.c (r10k_safe_mem_expr_p): Take a HOST_WIDE_INT
4574         offset rather than an rtx.  Assume both the expressio and offset
4575         are available.
4576         (r10k_needs_protection_p_1): Update accordingly, checking the
4577         expression and offset availability here instead.
4578
4579 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
4580
4581         * doc/rtl.texi (MEM_SIZE_KNOWN_P): Document.
4582         (MEM_SIZE): Change from returning an rtx to returning a HOST_WIDE_INT.
4583         * rtl.h (MEM_SIZE_KNOWN_P): New macro.
4584         (MEM_SIZE): Return a HOST_WIDE_INT rather than an rtx.
4585         * emit-rtl.h (set_mem_size): Take a HOST_WIDE_INT rather than an rtx.
4586         (clear_mem_size): Declare.
4587         * emit-rtl.c (set_mem_size): Take a HOST_WIDE_INT rather than an rtx.
4588         (clear_mem_size): New function.
4589         * alias.c (ao_ref_from_mem): Adjust uses of MEM_SIZE, using
4590         MEM_SIZE_KNOWN_P to test whether the size is known, and MEM_SIZE
4591         to get a HOST_WIDE_INT size.  Adjust calls to set_mem_size,
4592         passing a HOST_WIDE_INT rather than an rtx.  Use clear_mem_size
4593         to clear the size.
4594         (nonoverlapping_memrefs_p): Likewise.
4595         * builtins.c (get_memory_rtx, expand_builtin_memcmp): Likewise.
4596         (expand_builtin_init_trampoline): Likewise.
4597         * calls.c (compute_argument_addresses): Likewise.
4598         * cfgcleanup.c (merge_memattrs): Likewise.
4599         * dce.c (find_call_stack_args): Likewise.
4600         * dse.c (record_store, scan_insn): Likewise.
4601         * dwarf2out.c (dw_sra_loc_expr): Likewise.
4602         * expr.c (emit_block_move_hints): Likewise.
4603         * function.c (assign_parm_find_stack_rtl): Likewise.
4604         * print-rtl.c (print_rtx): Likewise.
4605         * reload.c (find_reloads_subreg_address): Likewise.
4606         * rtlanal.c (may_trap_p_1): Likewise.
4607         * var-tracking.c (track_expr_p): Likewise.
4608         * varasm.c (assemble_trampoline_template): Likewise.
4609         * config/arm/arm.c (arm_print_operand): Likewise.
4610         * config/h8300/h8300.c (h8sx_emit_movmd): Likewise.
4611         * config/i386/i386.c (expand_movmem_via_rep_mov): Likewise.
4612         (expand_setmem_via_rep_stos, expand_constant_movmem_prologue)
4613         (expand_constant_setmem_prologue): Likewise.
4614         * config/mips/mips.c (mips_get_unaligned_mem): Likewise.
4615         * config/rs6000/rs6000.c (expand_block_move): Likewise.
4616         (adjacent_mem_locations): Likewise.
4617         * config/s390/s390.c (s390_expand_setmem): Likewise.
4618         (s390_expand_insv): Likewise.
4619         * config/s390/s390.md (*extzv<mode>, *extv<mode>): Likewise.
4620         (*extendqi<mode>2_short_displ): Likewise.
4621         * config/sh/sh.c (expand_block_move): Likewise.
4622         * config/sh/sh.md (extv, extzv): Likewise.
4623
4624 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
4625
4626         * emit-rtl.c (mem_attrs_eq_p): New function, split out from...
4627         (mem_attrs_htab_eq): ...here.
4628         (find_mem_attrs): Replace with...
4629         (set_mem_attrs): ...this function.  Take a mem_attrs structure
4630         rather than individual fields.
4631         (set_mem_attributes_minus_bitpos, set_mem_alias_set)
4632         (set_mem_addr_space, set_mem_align, set_mem_expr, set_mem_offset)
4633         (set_mem_size, change_address, adjust_address_1, offset_address)
4634         (widen_memory_access, get_spill_slot_decl, set_mem_attrs_for_spill):
4635         Update accordingly.
4636
4637 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
4638
4639         * rtl.h (MEM_ALIAS_SET, MEM_EXPR, MEM_OFFSET, MEM_ADDR_SPACE)
4640         (MEM_SIZE, MEM_ALIGN): Redefine in terms of get_mem_attrs.
4641         Provide a dummy definition of MEM_ADDR_SPACE for generators.
4642         (target_rtl): Add x_mode_mem_attrs.
4643         (mode_mem_attrs): New macro.
4644         (get_mem_attrs): New function.
4645         * emit-rtl.c (get_mem_attrs): Rename to...
4646         (find_mem_attrs): ...this.
4647         (set_mem_attributes_minus_bitpos, set_mem_alias_set)
4648         (set_mem_addr_space, set_mem_align, set_mem_expr, set_mem_offset)
4649         (set_mem_size, change_address, adjust_address_1, offset_address)
4650         (widen_memory_access, get_spill_slot_decl, set_mem_attrs_for_spill):
4651         Update accordingly.
4652         (init_emit_regs): Initialize mode_mem_attrs.
4653
4654 2011-07-19  Richard Guenther  <rguenther@suse.de>
4655
4656         * tree-ssa-forwprop.c (lookup_logical_inverted_value): Remove
4657         TRUTH_*_EXPR handling.
4658         * tree-ssa-operands.c (get_expr_operands): Likewise.
4659         * tree-ssa-pre.c (fully_constant_expression): Likewise.
4660         * tree-ssa-uninit.c (use_pred_not_overlap_with_undef_path_pre):
4661         Likewise.
4662         (is_and_or_or): Likewise.
4663         (is_norm_cond_subset_of): Likewise.
4664
4665 2011-07-19  Richard Guenther  <rguenther@suse.de>
4666
4667         * tree.h (fold_build_pointer_plus_loc): New helper function.
4668         (fold_build_pointer_plus_hwi_loc): Likewise.
4669         (fold_build_pointer_plus): Define.
4670         (fold_build_pointer_plus_hwi): Likewise.
4671         * builtins.c (std_gimplify_va_arg_expr): Use fold_build_pointer_plus.
4672         (fold_builtin_memory_op): Likewise.
4673         (fold_builtin_stpcpy): Likewise.
4674         (fold_builtin_memchr): Likewise.
4675         (fold_builtin_strstr): Likewise.
4676         (fold_builtin_strchr): Likewise.
4677         (fold_builtin_strrchr): Likewise.
4678         (fold_builtin_strpbrk): Likewise.
4679         (fold_builtin_strcat): Likewise.
4680         (expand_builtin_memory_chk): Likewise.
4681         (fold_builtin_memory_chk): Likewise.
4682         * c-typeck.c (build_unary_op): Likewise.
4683         * cgraphunit.c (thunk_adjust): Likewise.
4684         * fold-const.c (build_range_check): Likewise.
4685         (fold_binary_loc): Likewise.
4686         * omp-low.c (extract_omp_for_data): Likewise.
4687         (expand_omp_for_generic): Likewise.
4688         (expand_omp_for_static_nochunk): Likewise.
4689         (expand_omp_for_static_chunk): Likewise.
4690         * tree-affine.c (add_elt_to_tree): Likewise.
4691         * tree-data-ref.c (split_constant_offset_1): Likewise.
4692         * tree-loop-distribution.c (generate_memset_zero): Likewise.
4693         * tree-mudflap.c (mf_xform_derefs_1): Likewise.
4694         * tree-predcom.c (ref_at_iteration): Likewise.
4695         * tree-ssa-address.c (tree_mem_ref_addr): Likewise.
4696         (add_to_parts): Likewise.
4697         (create_mem_ref): Likewise.
4698         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
4699         * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Likewise.
4700         (number_of_iterations_le): Likewise.
4701         * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Likewise.
4702         * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
4703         (vect_create_addr_base_for_vector_ref): Likewise.
4704         * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Likewise.
4705         (vect_create_cond_for_alias_checks): Likewise.
4706         * tree-vrp.c (extract_range_from_assert): Likewise.
4707         * config/alpha/alpha.c (alpha_va_start): Likewise.
4708         (alpha_gimplify_va_arg_1): Likewise.
4709         * config/i386/i386.c (ix86_va_start): Likewise.
4710         (ix86_gimplify_va_arg): Likewise.
4711         * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
4712         * config/mep/mep.c (mep_expand_va_start): Likewise.
4713         (mep_gimplify_va_arg_expr): Likewise.
4714         * config/mips/mips.c (mips_va_start): Likewise.
4715         (mips_gimplify_va_arg_expr): Likewise.
4716         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
4717         * config/rs6000/rs6000.c (rs6000_va_start): Likewise.
4718         (rs6000_gimplify_va_arg): Likewise.
4719         * config/s390/s390.c (s390_va_start): Likewise.
4720         (s390_gimplify_va_arg): Likewise.
4721         * config/sh/sh.c (sh_va_start): Likewise.
4722         (sh_gimplify_va_arg_expr): Likewise.
4723         * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
4724         * config/spu/spu.c (spu_va_start): Likewise.
4725         (spu_gimplify_va_arg_expr): Likewise.
4726         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
4727         Likewise.
4728         (xstormy16_gimplify_va_arg_expr): Likewise.
4729         * config/xtensa/xtensa.c (xtensa_va_start): Likewise.
4730         (xtensa_gimplify_va_arg_expr): Likewise.
4731
4732 2011-07-19  Richard Guenther  <rguenther@suse.de>
4733
4734         * expr.c (expand_expr_real_2): Remove TRUTH_*_EXPR handling.
4735         (expand_expr_real_1): Remove TRUTH_*IF_EXPR and STATEMENT_LIST
4736         handling.
4737
4738         PR middle-end/18908
4739         * expr.c (expand_expr_real_2): Do not unnecessarily truncate the
4740         result of BIT_*_EXPR to bitfield precision.
4741
4742 2011-07-19  Richard Sandiford  <richard.sandiford@linaro.org>
4743
4744         PR tree-optimization/49742
4745         * tree-data-ref.c (get_references_in_stmt): Treat the lhs of a call
4746         as a potential write.
4747
4748 2011-07-19  Richard Guenther  <rguenther@suse.de>
4749
4750         * Makefile.in (tree-ssa-forwprop.o): Depend on gimple-pretty-print.h.
4751         * tree-ssa-forwprop.c: Include gimple-pretty-print.h.
4752         (forward_propagate_comparison): Simplify, remove obsolete code.
4753
4754 2011-07-19  Richard Guenther  <rguenther@suse.de>
4755
4756         * gimplify.c (gimplify_expr): Gimplify TRUTH_NOT_EXPR as
4757         BIT_XOR_EXPR, same as the RTL expander does.
4758         * tree-cfg.c (verify_expr): Disallow TRUTH_NOT_EXPR in the gimple IL.
4759         (verify_gimple_assign_unary): Likewise.
4760         * tree-ssa-propagate.c (valid_gimple_rhs_p): Disallow TRUTH_*_EXPR.
4761         * tree-ssa-forwprop.c (forward_propagate_comparison): Handle
4762         BIT_NOT_EXPR and BIT_XOR_EXPR instead of TRUTH_NOT_EXPR.
4763
4764 2011-07-19  Jakub Jelinek  <jakub@redhat.com>
4765
4766         PR tree-optimization/49768
4767         * gimple-fold.c (fold_nonarray_ctor_reference): Return NULL
4768         if offset is smaller than bitoffset, but offset+size is bigger
4769         than bitoffset.
4770
4771 2011-07-19  Ira Rosen  <ira.rosen@linaro.org>
4772
4773         PR tree-optimization/49771
4774         * tree-vect-loop-manip.c (vect_vfa_segment_size): In case of
4775         zero step, set segment length to the size of the data-ref's type.
4776
4777 2011-07-18  Martin Jambor  <mjambor@suse.cz>
4778
4779         * ipa-prop.h: Include alloc-pool.h, all sorts of updates to general
4780         comments.
4781         (ipcp_values_pool): Declare.
4782         (ipcp_sources_pool): Likewise.
4783         (ipcp_lattice): Changed to forward declaration.
4784         (ipa_param_descriptor): Removed fields ipcp_lattice, types and
4785         cannot_devirtualize.
4786         (ipa_node_params): New fields descriptors, lattices, known_vals,
4787         clone_for_all_contexts and node dead, removed fields params and
4788         count_scale.
4789         (ipa_set_param_count): Removed.
4790         (ipa_get_param_count): Made to work with descriptors vector.
4791         (ipa_get_param): Updated.
4792         (ipa_param_cannot_devirtualize_p): Removed.
4793         (ipa_param_types_vec_empty): Likewise.
4794         (ipa_set_param_used): New function.
4795         (ipa_get_param_used): Updated to use descriptors vector.
4796         (ipa_func_list): Removed.
4797         (ipa_init_func_list): Removed declaration.
4798         (ipa_push_func_to_list_1): Likewise.
4799         (ipa_pop_func_from_list): Likewise.
4800         (ipa_push_func_to_list): Removed.
4801         (ipa_lattice_from_jfunc): Remove declaration.
4802         (ipa_get_jf_pass_through_result): Declare.
4803         (ipa_get_jf_ancestor_result): Likewise.
4804         (ipa_value_from_jfunc): Likewise.
4805         (ipa_get_lattice): Update.
4806         (ipa_lat_is_single_const): New function.
4807         * ipa-prop.c (ipa_push_func_to_list_1): Removed.
4808         (ipa_init_func_list): Likewise.
4809         (ipa_pop_func_from_list): Likewise.
4810         (ipa_get_param_decl_index): Fix coding style.
4811         (count_formal_params): Removed.
4812         (count_formal_params_1): Renamed to count_formal_params.
4813         (ipa_populate_param_decls): Update to use descriptors vector.
4814         (ipa_initialize_node_params): Likewise.
4815         (visit_ref_for_mod_analysis): Use ipa_set_param_used.
4816         (ipa_analyze_params_uses): Likewise.
4817         (ipa_free_node_params_substructures): Likewise and free also lattices
4818         and known values.
4819         (duplicate_array): Removed.
4820         (ipa_edge_duplication_hook): Add the new edge to the list of edge
4821         clones.
4822         (ipa_node_duplication_hook): Update to use new lattices.
4823         (ipa_free_all_structures_after_ipa_cp): Free alloc pools.
4824         (ipa_free_all_structures_after_iinln): Likewise.
4825         (ipa_write_node_info): Update to use new lattices.
4826         (ipa_read_node_info): Likewise.
4827         (ipa_get_jf_pass_through_result): New function.
4828         (ipa_get_jf_ancestor_result): Likewise.
4829         (ipa_value_from_jfunc): Likewise.
4830         (ipa_cst_from_jfunc): Reimplemented using ipa_value_from_jfunc.
4831         * ipa-cp.c: Reimplemented.
4832         * params.def (PARAM_DEVIRT_TYPE_LIST_SIZE): Removed.
4833         (PARAM_IPA_CP_VALUE_LIST_SIZE): New parameter.
4834         (PARAM_IPA_CP_EVAL_THRESHOLD): Likewise.
4835         * Makefile.in (IPA_PROP_H): Added alloc-pool.h to dependencies.
4836         * doc/invoke.texi (devirt-type-list-size): Removed description.
4837         (ipa-cp-value-list-size): Added description.
4838
4839 2011-07-18  Richard Henderson  <rth@redhat.com>
4840
4841         * bb-reorder.c (fix_crossing_conditional_branches): Emit all insns
4842         before calling create_basic_block.
4843
4844 2011-07-18  Jakub Jelinek  <jakub@redhat.com>
4845
4846         PR middle-end/49675
4847         * tree.c (build_common_builtin_nodes): Register
4848         __builtin_return_address, __cyg_profile_func_enter
4849         and __cyg_profile_func_exit.
4850
4851 2011-07-18  Richard Henderson  <rth@redhat.com>
4852
4853         * bb-reorder.c (emit_barrier_after_bb): Split out of ...
4854         (add_labels_and_missing_jumps): ... here.
4855         (fix_up_fall_thru_edges, fix_crossing_conditional_branches): Use it.
4856
4857 2011-07-18  Uros Bizjak  <ubizjak@gmail.com>
4858
4859         PR target/47744
4860         * config/i386/i386.c (ix86_decompose_address): Allow only subregs
4861         of DImode hard registers in PLUS address chains.
4862
4863 2011-07-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4864
4865         PR bootstrap/49769
4866         * config.gcc (alpha*-*-linux*): Add crtfastmath.o to extra_parts.
4867         (alpha*-*-freebsd*): Likewise.
4868         (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
4869         i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*,
4870         i[34567]86-*-kopensolaris*-gnu): Add crtprec32.o, crtprec64.o,
4871         crtprec80.o, crtfastmath.o to extra_parts for all targets.
4872         (ia64*-*-elf*): Remove extra_parts.
4873         (sparc-*-linux*): Add crtfastmath.o to extra_parts.
4874         (sparc64-*-linux*): Likewise.
4875         (sparc64-*-freebsd*): Likewise.
4876
4877         Revert:
4878         * config.gcc (ia64*-*-freebsd*): Remove crtfastmath.o from extra_parts.
4879         (ia64*-*-linux*): Likewise.
4880         (mips64*-*-linux*): Likewise.
4881         (mips*-*-linux*): Likewise.
4882
4883 2011-07-18  David Edelsohn  <dje.gcc@gmail.com>
4884
4885         * doc/install.texi (Specific, *-ibm-aix*): AIX assembler bug.
4886
4887 2011-07-18  Richard Guenther  <rguenther@suse.de>
4888
4889         * gimplify.c (gimplify_expr): Use input_location, not saved_location
4890         when building new trees.
4891
4892 2011-07-18  Richard Guenther  <rguenther@suse.de>
4893
4894         * expr.c (expand_expr_real_2): Properly truncate the BIT_NOT_EXPR
4895         expansion result to bitfield precision if required.
4896
4897 2011-07-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4898
4899         * config.gcc (i[3456x]86-*-netware*): Remove.
4900
4901         * gthr-nks.h: Remove.
4902         * configure.ac (enable_threads): Remove nks.
4903         * configure: Regenerate.
4904
4905         * config/i386/i386.c (ix86_encode_section_info): Remove netware
4906         reference.
4907         * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): Remove
4908         <netware.h> reference.
4909
4910         * config/i386/netware-libgcc.c,
4911         gcc/config/i386/netware-libgcc.def,
4912         gcc/config/i386/netware-libgcc.exp, gcc/config/i386/netware.c,
4913         gcc/config/i386/netware.h, gcc/config/i386/netware.opt,
4914         gcc/config/i386/nwld.c, gcc/config/i386/nwld.h,
4915         gcc/config/i386/t-netware, gcc/config/i386/t-nwld: Remove
4916
4917         * doc/extend.texi (Function Attributes,
4918         callee_pop_aggregate_return): Remove i?86-netware reference.
4919         * doc/install.texi (Configuration, --enable-threads): Remove nks.
4920
4921 2011-07-17  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4922
4923         PR target/49746
4924         Revert:
4925         2010-12-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4926
4927         * config/pa/pa.md: Add ",*" condition to 64-bit add/subtract boolean
4928         patterns.
4929
4930 2011-07-17  Eric Botcazou  <ebotcazou@adacore.com>
4931
4932         PR middle-end/49732
4933         * tree.c (walk_tree_1) <DECL_EXPR>: Do not walk a pointed-to type.
4934
4935 2011-07-16  Matthias Klose  <doko@ubuntu.com>
4936
4937         * doc/install.texi: Document --enable-static-libjava.
4938
4939 2011-07-15  Richard Henderson  <rth@redhat.com>
4940
4941         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4942         Replace all three arguments by returning a VEC of edges.
4943         (add_labels_and_missing_jumps): Accept a VEC of edges, not bare
4944         pointers and counts.
4945         (fix_edges_for_rarely_executed_code): Merge ...
4946         (rest_of_handle_partition_blocks): ... into...
4947         (partition_hot_cold_basic_blocks): ... here.  Return todo items if
4948         any work was performed.
4949         (pass_partition_blocks): Clear todo_flags_finish.
4950
4951 2011-07-15  Paolo Carlini  <paolo.carlini@oracle.com>
4952             Jakub Jelinek  <jakub@redhat.com>
4953             Jonathan Wakely  <jwakely.gcc@gmail.com>
4954
4955         PR libstdc++/49745
4956         * gthr-posix.h: Do not include <unistd.h> unconditionally; use
4957         _GTHREADS_USE_MUTEX_TIMEDLOCK instead of _POSIX_TIMEOUTS.
4958
4959 2011-07-15  Jason Merrill  <jason@redhat.com>
4960
4961         PR testsuite/49741
4962         * Makefile.in ($(lang_checks_parallelized)): Allow --extra_opts
4963         rather than --tool_opts.
4964
4965 2011-07-15  Basile Starynkevitch  <basile@starynkevitch.net>
4966
4967         * doc/plugins.texi (Building GCC plugins): gengtype needs its
4968         corresponding gtype.state.
4969
4970 2011-07-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4971
4972         PR target/49723
4973         * config/pa/pa.md (casesi): Use gen_int_mode instead of GEN_INT.
4974
4975 2011-07-15  Eric Botcazou  <ebotcazou@adacore.com>
4976
4977         PR target/48220
4978         * doc/md.texi (Standard Names): Document window_save.
4979         * cfgexpand.c (expand_debug_parm_decl): New function extracted from
4980         expand_debug_expr and expand_debug_source_expr.  If the target has
4981         a window_save instruction, adjust the ENTRY_VALUE_EXP.
4982         (expand_debug_expr) <SSA_NAME>: Call expand_debug_parm_decl if the
4983         SSA_NAME_VAR is a parameter.
4984         (expand_debug_source_expr) <PARM_DECL>: Call expand_debug_parm_decl.
4985         * var-tracking.c (parm_reg_t): New type and associated vector type.
4986         (windowed_parm_regs): New variable.
4987         (adjust_insn): If the target has a window_save instruction and this
4988         is the instruction, make its effect on parameter registers explicit.
4989         (next_non_note_insn_var_location): New function.
4990         (emit_notes_in_bb): Use it instead of NEXT_INSN throughout.
4991         (vt_add_function_parameter): If the target has a window_save insn,
4992         adjust the incoming RTL and record that in windowed_parm_regs.
4993         (vt_finalize): Free windowed_parm_regs.
4994
4995 2011-07-15  Bernd Schmidt  <bernds@codesourcery.com>
4996
4997         * doc/invoke.texi (C6X Options): New section.
4998         * doc/md.texi (TI C6X family): New section.
4999         * config.gcc: Handle tic6x, in particular tic6x-*-elf and
5000         tic6x-*-uclinux.
5001         * longlong.h (add_ssaaaa, __umulsidi3, umul_ppmm,
5002         count_leading_zeros, count_trailing_zeros, UMUL_TIME, UDIV_TIME):
5003         Provide C6X definitions.
5004         * config/c6x/c6x.md: New file.
5005         * config/c6x/constraints.md: New file.
5006         * config/c6x/predicates.md: New file.
5007         * config/c6x/c6x-sched.md.in: New file.
5008         * config/c6x/c6x-sched.md: New file.
5009         * config/c6x/gensched.sh: New file.
5010         * config/c6x/c6x-mult.md.in: New file.
5011         * config/c6x/genmult.sh: New file.
5012         * config/c6x/c6x-mult.md: New file.
5013         * config/c6x/sync.md: New file.
5014         * config/c6x/c6x-protos.h: New file.
5015         * config/c6x/sfp-machine.h: New file.
5016         * config/c6x/c6x.c: New file.
5017         * config/c6x/c6x.h: New file.
5018         * config/c6x/crti.s: New file.
5019         * config/c6x/crtn.s: New file.
5020         * config/c6x/lib1funcs.asm: New file.
5021         * config/c6x/c6x-modes.def: New file.
5022         * config/c6x/genopt.sh: New file.
5023         * config/c6x/c6x.opt: New file.
5024         * config/c6x/c6x-tables.opt: New file.
5025         * config/c6x/c6x-opts.h: New file.
5026         * config/c6x/c6x-isas.def: New file.
5027         * config/c6x/elf.h: New file.
5028         * config/c6x/elf-common.h: New file.
5029         * config/c6x/uclinux-elf.h: New file.
5030         * config/c6x/t-c6x: New file.
5031         * config/c6x/t-c6x-elf: New file.
5032         * config/c6x/t-c6x-uclinux: New file.
5033         * config/c6x/t-c6x-softfp: New file.
5034         * config/c6x/gtd.c: New file.
5035         * config/c6x/gtf.c: New file.
5036         * config/c6x/ltd.c: New file.
5037         * config/c6x/ltf.c: New file.
5038         * config/c6x/ged.c: New file.
5039         * config/c6x/gef.c: New file.
5040         * config/c6x/led.c: New file.
5041         * config/c6x/lef.c: New file.
5042         * config/c6x/eqd.c: New file.
5043         * config/c6x/eqf.c: New file.
5044         * config/c6x/libgcc-c6xeabi.ver: New file.
5045
5046         Revert
5047         2003-07-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
5048         PR rtl-optimization/11320
5049         * sched-int.h (struct deps) [reg_conditional_sets]: New field.
5050         (struct sched_info) [compute_jump_reg_dependencies]: New prototype.
5051         * sched-deps.c (sched_analyze_insn) [JUMP_INSN]: Update call to
5052         current_sched_info->compute_jump_reg_dependencies. Record which
5053         registers are used and which registers are set by the jump.
5054         Clear deps->reg_conditional_sets after a barrier.
5055         Set deps->reg_conditional_sets if the insn is a COND_EXEC.
5056         Clear deps->reg_conditional_sets if the insn is not a COND_EXEC.
5057         (init_deps): Initialize reg_conditional_sets.
5058         (free_deps): Clear reg_conditional_sets.
5059         * sched-ebb.c (compute_jump_reg_dependencies): New prototype.
5060         Mark registers live on entry of the fallthrough block and conditionally
5061         set as set by the jump. Mark registers live on entry of non-fallthrough
5062         blocks as used by the jump.
5063         * sched-rgn.c (compute_jump_reg_dependencies): New prototype.
5064         Mark new parameters as unused.
5065
5066 2011-07-14  Andrew Pinski  <pinskia@gmail.com>
5067
5068         PR tree-opt/49309
5069         * tree-mudflap.c (mf_xform_derefs_1 <case MEM_REF>):
5070         Use fold_build2_loc instead of build2.
5071         Use the correct type for the new tree.
5072
5073 2011-07-14  Bernd Schmidt  <bernds@codesourcery.com>
5074
5075         PR rtl-optimization/11320
5076         * config/ia64/ia64.md (load_symptr_low): Show a MEM.
5077         * config/ia64/ia64.c (ia64_expand_load_address): Generate it.
5078
5079 2011-07-14  Georg-Johann Lay  <avr@gjlay.de>
5080
5081         PR target/49487
5082         * config/avr/avr.md (rotl<mode>3): Generate SCRATCH instead
5083         of REG.
5084         (*rotw<mode>): Use const_int_operand for operand2.
5085         Use match_scatch for operand3.
5086         (*rotb<mode>): Ditto
5087         * config/avr/avr.c (avr_rotate_bytes): Treat SCRATCH.
5088
5089 2011-07-14  Richard Guenther  <rguenther@suse.de>
5090
5091         PR tree-optimization/49651
5092         * tree-ssa-structalias.c (get_constraint_for_1): Properly
5093         handle dereferences with subvariables.
5094
5095 2011-07-14  Richard Guenther  <rguenther@suse.de>
5096
5097         * gimple-fold.c (fold_gimple_assign): Remove operand swapping.
5098         (fold_stmt_1): Do it here directly on gimple and as a first thing.
5099
5100 2011-07-14  Richard Guenther  <rguenther@suse.de>
5101
5102         * fold-const.c (fold_binary_loc): Convert the !bool_var result,
5103         not bool_var when folding bool_var != 1 or bool_var == 0.
5104
5105 2011-07-14  Bernd Schmidt  <bernds@codesourcery.com>
5106
5107         * haifa-sched.c (schedule_insns): Remove outdated comment.
5108         (schedule_block): When computing a known value for TODO_SPEC,
5109         just set it rather than using logical operations.
5110         (try_ready): Likewise.  Use a local variable rather than a
5111         pointer to TODO_SPEC.  Reorder an if statement to move the
5112         easy case to the then block.
5113         * sched-deps.c (dep_spec_p): New static function.
5114         (update_dep): Use it to decide whether to call
5115         change_spec_dep_to_hard.
5116         (get_back_and_forw_lists): Use it.
5117         (sd_resolve_dep): Likewise.
5118         (init_dep): If !USE_DEPS_LIST, use zero to initialize status.
5119         (haifa_note_mem_dep): Likewise.
5120         (check_dep): Likewise.
5121         (sd_add_dep): Also clear SPECULATIVE bits if not DO_SPECULATION.
5122         (sched_free_deps): Free in two passes.
5123
5124 2011-07-14  Richard Sandiford  <richard.sandiford@linaro.org>
5125
5126         PR middle-end/49736
5127         * expr.c (all_zeros_p): Undo bogus part of last change.
5128
5129 2011-07-14  Matthias Klose <doko@ubuntu.com>
5130
5131         * doc/extend.texi (optimize attribute): Fix typo.
5132
5133 2011-07-14  Richard Guenther  <rguenther@suse.de>
5134
5135         * gimplify.c (gimplify_expr): Only do required conversions.
5136
5137 2011-07-14  Georg-Johann Lay  <avr@gjlay.de>
5138
5139         PR target/43746
5140         * config/avr/elf.h (TARGET_ASM_SELECT_SECTION): Remove,
5141         i.e. use default_elf_select_section.
5142         (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Remove.
5143         (READONLY_DATA_SECTION_ASM_OP): Remove.
5144         (TARGET_ASM_NAMED_SECTION): Move from here...
5145         * config/avr/avr.c: ...to here.
5146         (avr_asm_init_sections): Set unnamed callback of readonly_data_section.
5147         (avr_asm_named_section): Make static.
5148
5149 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5150
5151         PR bootstrap/49739
5152         * config.gcc (extra_parts): Add crtprec32.o crtprec64.o crtprec80.o
5153         and crtfastmath.o for Linux/x86.
5154
5155 2011-07-14  Bernd Schmidt  <bernds@codesourcery.com>
5156
5157         * haifa-sched.c: Include "hashtab.h"
5158         (sched_no_dce): New global variable.
5159         (INSN_EXACT_TICK, INSN_TICK_ESTIMATE, FEEDS_BACKTRACK_INSN,
5160         SHADOW_P): New macros.
5161         (last_clock_var, cycle_issued_insns): Move declarations.
5162         (must_backtrack): New static variable.
5163         (struct delay_pair): New structure.
5164         (delay_htab, delay_htab_i2): New static variables.
5165         (delay_hash_i1, delay_hash_i2, delay_i1_eq, delay_i2_eq,
5166         record_delay_slot_pair, pair_delay, add_delay_dependencies): New
5167         functions.
5168         (dep_cost_1): If delay pairs exist, try to look up the insns and
5169         use the correct pair delay if we find them.
5170         (rank-for_schedule): Tweak priority for insns that must be scheduled
5171         soon to avoid backtracking.
5172         (queue_insn): Detect conditions which force backtracking.
5173         (ready_add): Likewise.
5174         (struct sched_block_state): Add member shadows_only_p.
5175         (struct haifa_save_data): New structure.
5176         (backtrack_queue): New static variable.
5177         (mark_backtrack_feeds, copy_insn_list, save_backtrack_point,
5178         unschedule_insns_until, restore_last_backtrack_point,
5179         free_topmost_backtrack_point, free_backtrack_queue,
5180         estimate_insn_tick, estimate_shadow_tick): New functions.
5181         (prune_ready_list): New arg shadows_only_p.  All callers changed.
5182         If true, remove everything that isn't SHADOW_P.  Look up delay
5183         pairs and estimate ticks to avoid scheduling the first insn too early.
5184         (verify_shadows): New function.
5185         (schedule_block): Add machinery to enable backtracking.
5186         (sched_init): Take sched_no_dce into account when setting
5187         DF_LR_RUN_DCE.
5188         (free_delay_pairs): New function.
5189         (init_h_i_d): Initialize INSN_EXACT_TICK.
5190         * Makefile.in (haifa-sched.o): Add $(HASHTAB_H).
5191         * sched-deps.c (sd_unresolve_dep): New function.
5192         * sched-int. (struct haifa_sched_info): New fields save_state
5193         and restore_state.
5194         (struct _haifa_insn_data): New fields exact_tick, tick_estimate,
5195         feeds_backtrack_insn and shadow_p.
5196         (DO_BACKTRACKING): New value in enum SCHED_FLAGS.
5197         (sched_no_dce): Declare variable.
5198         (record_delay_slot_pair, free_delay_pairs, add_delay_dependencies,
5199         sd_unresolve_dep): Declare functions.
5200         * modulo-sched.c (sms_sched_info): Clear the two new fields.
5201         * sched-rgn.c (rgn_const_sched_info): Likewise.
5202         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
5203         * sched-ebb.c (save_ebb_state, restore_ebb_state): New functions.
5204         (ebb_sched_info): Add them for the two new fields.
5205         (add_deps_for_risky_insns): Call add_delay_dependencies.
5206
5207 2011-07-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
5208
5209         * config/rs6000/rs6000.opt (-mpointers-to-nested-functions):
5210         Rename -mr11.
5211         * config/rs6000/rs6000.c (rs6000_trampoline_init): Ditto.
5212         (rs6000_call_indirect_aix): Ditto.
5213         * config/rs6000/rs6000.md (call_indirect_aix<ptrsize>): Ditto.
5214         (call_indirect_aix<ptrsize>_internal): Ditto.
5215         (call_indirect_aix<ptrsize>_nor11): Ditto.
5216         (call_indirect_aix<ptrsize>_internal2): Ditto.
5217         (call_value_indirect_aix<ptrsize>): Ditto.
5218         (call_value_indirect_aix<ptrsize>_internal): Ditto.
5219         (call_value_indirect_aix<ptrsize>_nor11): Ditto.
5220         (call_value_indirect_aix<ptrsize>_internal2): Ditto.
5221         * doc/invoke.texi (RS/6000 and PowerPC Options): Ditto.
5222
5223 2011-07-13  Jason Merrill  <jason@redhat.com>
5224
5225         * Makefile.in ($(lang_checks_parallelized)): Allow --tool_opts.
5226
5227 2011-07-13  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
5228
5229         * config/spu/spu.c (spu_init_libfuncs): Install __clrsbdi2.
5230         * config/spu/spu.md ("clrsb<mode>2"): New expander.
5231
5232 2011-07-13  Thomas Schwinge  <thomas@schwinge.name>
5233
5234         * acinclude.m4 (gcc_GAS_CHECK_FEATURE): Use AS_ECHO instead of echo.
5235         * configure: Regenerate.
5236
5237 2011-07-13  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
5238
5239         * config/spu/spu.c (TARGET_ASM_FILE_START): Do not define.
5240         (asm_file_start): Remove.
5241         (spu_machine_dependent_reorg): Call compute_bb_for_insn and
5242         free_bb_for_insn around code that modifies insns before
5243         restarting df analysis.
5244
5245 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5246
5247         PR target/49541
5248         * config/sol2.h (LIB_SPEC): Simplify.  Move LIB_THREAD_LDFLAGS_SPEC ...
5249         (LINK_SPEC): ... here.
5250
5251 2011-07-13  Bernd Schmidt  <bernds@codesourcery.com>
5252
5253         * haifa-sched.c (struct sched_block_state): New.
5254         (schedule_block): Move some local variables into such a structure.
5255
5256 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5257
5258         * config/i386/crtprec.c: Move to ../libgcc/config/i386.
5259         * config/i386/t-crtpc: Remove.
5260         * config/t-darwin (EXTRA_MULTILIB_PARTS): Remove.
5261         * config.gcc (i[34567]86-*-darwin*): Remove i386/t-crtpc from
5262         tmake_file.
5263         (x86_64-*-darwin*): Likewise.
5264         (i[34567]86-*-linux*): Likewise.
5265         (x86_64-*-linux*): Likewise.
5266
5267         * config/i386/sol2.h (ENDFILE_SPEC): Redefine.
5268         Handle -mpc32, -mpc64, -mpc80.
5269
5270 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5271
5272         * config/alpha/crtfastmath.c: Move to ../libgcc/config/alpha.
5273         * config/alpha/t-crtfm: Remove.
5274         * config/i386/crtfastmath.c: Move to ../libgcc/config/i386.
5275         * config/i386/t-crtfm: Remove.
5276         * config/ia64/crtfastmath.c: Move to ../libgcc/config/ia64.
5277         * config/mips/crtfastmath.c: Move to ../libgcc/config/mips.
5278         * config/sparc/crtfastmath.c: Move to ../libgcc/config/sparc.
5279         * config/sparc/t-crtfm: Remove.
5280
5281         * config.gcc (alpha*-*-linux*): Remove alpha/t-crtfm from tmake_file.
5282         (alpha*-*-freebsd*): Likewise.
5283         (i[34567]86-*-darwin*): Remove i386/t-crtfm from tmake_file.
5284         (x86_64-*-darwin*): Likewise.
5285         (i[34567]86-*-linux*): Likewise.
5286         (x86_64-*-linux*): Likewise.
5287         (x86_64-*-mingw*): Likewise.
5288         (ia64*-*-elf*): Remove crtfastmath.o from extra_parts.
5289         (ia64*-*-freebsd*): Likewise.
5290         (ia64*-*-linux*): Likewise.
5291         (mips64*-*-linux*): Likewise.
5292         (mips*-*-linux*): Likewise.
5293         (sparc-*-linux*): Remove sparc/t-crtfm from tmake_file.
5294         (sparc64-*-linux*): Likewise.
5295         (sparc64-*-freebsd*): Likewise.
5296
5297 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5298
5299         * config/darwin-crt2.c: Move to ../libgcc/config/rs6000.
5300         * config/darwin-crt3.c: Move to ../libgcc/config.
5301         * config/t-darwin (EXTRA_MULTILIB_PARTS): Remove.
5302         ($(T)crt3$(objext)): Remove.
5303         * config/rs6000/t-darwin (DARWIN_EXTRA_CRT_BUILD_CFLAGS): Remove.
5304         ($(T)crt2$(objext)): Remove.
5305         * config.gcc (powerpc-*-darwin*): Remove extra_parts.
5306         (powerpc64-*-darwin*): Likewise.
5307
5308 2011-07-13  H.J. Lu  <hongjiu.lu@intel.com>
5309
5310         * config/i386/i386.c (x86_output_mi_thunk): Support ptr_mode != Pmode.
5311
5312         * config/i386/i386.md (*addsi_1_zext): Renamed to ...
5313         (addsi_1_zext): This.
5314
5315 2011-07-13  Bernd Schmidt  <bernds@codesourcery.com>
5316
5317         * doc/tm.texi.in (TARGET_ASM_MERGEABLE_RODATA_PREFIX): Add hook.
5318         * doc/tm.texi: Regenerate.
5319         * target.def (mergeable_rodata_prefix): New defhookpod.
5320         * varasm.c (mergeable_string_section, mergeable_constant_section):
5321         Use it. Allocate name with alloca.
5322
5323 2011-07-13  H.J. Lu  <hongjiu.lu@intel.com>
5324
5325         * doc/invoke.texi (x86): Remove -mfused-madd and add -mfma.
5326
5327 2011-07-13  Richard Sandiford  <richard.sandiford@linaro.org>
5328
5329         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Tighten
5330         overlap check.
5331
5332 2011-07-13  Richard Sandiford  <richard.sandiford@linaro.org>
5333
5334         * tree.h (categorize_ctor_elements): Remove comment.  Fix long line.
5335         (count_type_elements): Delete.
5336         (complete_ctor_at_level_p): Declare.
5337         * expr.c (flexible_array_member_p): New function, split out from...
5338         (count_type_elements): ...here.  Make static.  Replace allow_flexarr
5339         parameter with for_ctor_p.  When for_ctor_p is true, return the
5340         number of elements that should appear in the top-level constructor,
5341         otherwise return an estimate of the number of scalars.
5342         (categorize_ctor_elements): Replace p_must_clear with p_complete.
5343         (categorize_ctor_elements_1): Likewise.  Use complete_ctor_at_level_p.
5344         (complete_ctor_at_level_p): New function, borrowing union logic
5345         from old categorize_ctor_elements_1.
5346         (mostly_zeros_p): Return true if the constructor is not complete.
5347         (all_zeros_p): Update call to categorize_ctor_elements.
5348         * gimplify.c (gimplify_init_constructor): Update call to
5349         categorize_ctor_elements.  Don't call count_type_elements.
5350         Unconditionally prevent clearing for variable-sized types,
5351         otherwise rely on categorize_ctor_elements to detect
5352         incomplete initializers.
5353
5354 2011-07-13  Richard Guenther  <rguenther@suse.de>
5355
5356         * tree-vrp.c (simplify_conversion_using_ranges): Make sure
5357         the final type is integral.
5358
5359 2011-07-13  Bernd Schmidt  <bernds@codesourcery.com>
5360
5361         * sched-int.h (struct _dep): Add member cost.
5362         (DEP_COST, UNKNOWN_DEP_COST): New macros.
5363         * sched-deps.c (init_dep_1): Initialize DEP_COST.
5364         * haifa-sched.c (dep_cost_1): Use and set DEP_COST.
5365         (sched_change_pattern): Reset it for dependent insns.
5366
5367 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5368
5369         * Makefile.in (CRT0STUFF_T_CFLAGS): Remove.
5370         ($(T)crt0.o, $(T)mcrt0.o, s-crt0): Remove.
5371         * config/i386/netware-crt0.c: Move to ../libgcc/config/i386.
5372         * config/i386/t-nwld (CRTSTUFF_T_CFLAGS, CRT0STUFF_T_CFLAGS): Remove.
5373         (CRT0_S, MCRT0_S): Remove.
5374         ($(T)libgcc.def, $(T)libc.def, $(T)libcpre.def, $(T)posixpre.def):
5375         Remove.
5376         (s-crt0): Remove.
5377         * config.gcc (i[3456x]86-*-netware*): Remove extra_parts.
5378
5379 2011-07-12  Eric Botcazou  <ebotcazou@adacore.com>
5380
5381         * cse.c (insert_with_costs): Put semi-colon after empty loop body
5382         on the next line.
5383         * emit-rtl.c (push_to_sequence): Likewise.
5384         * haifa-sched.c (max_issue): Likewise.
5385         * matrix-reorg.c (add_allocation_site): Likewise.
5386         * postreload-gcse.c (eliminate_partially_redundant_load): Likewise.
5387         * reload.c (alternative_allows_const_pool_ref): Likewise.
5388         * sched-rgn.c (rgn_add_block): Likewise.
5389         (rgn_fix_recovery_cfg): Likewise.
5390         * tree.c (attribute_list_contained): Likewise.
5391
5392 2011-07-12  Uros Bizjak  <ubizjak@gmail.com>
5393
5394         * config/i386/i386.c: Tidy processor feature bitmasks.
5395         (m_P4_NOCONA): New.
5396
5397 2011-07-12  Andrew Pinski  <pinskia@gmail.com>
5398
5399         PR rtl-opt/49474
5400         * cprop.c (find_implicit_sets): Correct the condition.
5401
5402 2011-07-12  Richard Henderson  <rth@redhat.com>
5403
5404         PR target/49713
5405         * dwarf2out.h (dwarf_frame_regnum): Remove.
5406         * dwarf2out.c (based_loc_descr): Revert last change.  Initialize regno
5407         earlier from DWARF_FRAME_REGNUM.  Never use dbx_reg_number.
5408         * dwarf2cfi.c (dw_stack_pointer_regnum, dw_frame_pointer_regnum): New.
5409         (execute_dwarf2_frame): Initialize them.
5410         (DW_STACK_POINTER_REGNUM, DW_FRAME_POINTER_REGNUM): Remove; replace
5411         users of the macros with the variables.
5412         (expand_builtin_dwarf_sp_column): Revert last change.
5413         (expand_builtin_init_dwarf_reg_sizes): Likewise.  Compute the
5414         result of DWARF_FRAME_REGNUM into a local variable.
5415
5416 2011-07-12  Richard Henderson  <rth@redhat.com>
5417
5418         PR target/49714
5419         * config/i386/i386.c (x86_output_mi_thunk): Use
5420         machopic_indirect_call_target instead of machopic_indirection_name
5421         directly.
5422
5423 2011-07-12  Laurent GUERBY  <laurent@guerby.net>
5424             Eric Botcazou  <ebotcazou@adacore.com>
5425
5426         * prefix.h: Wrap up in extern "C" block.
5427
5428 2011-07-12  Harsha Jagasia  <harsha.jagasia@amd.com>
5429
5430         AMD bdver2 Enablement
5431         * config.gcc (i[34567]86-*-linux* | ...): Add bdver2.
5432         (case ${target}): Add bdver2.
5433         * config/i386/driver-i386.c (host_detect_local_cpu): Let
5434         -march=native recognize bdver2 processors.
5435         * config/i386/i386-c.c (ix86_target_macros_internal): Add
5436         bdver2 def_and_undef
5437         * config/i386/i386.c (struct processor_costs bdver2_cost): New
5438         bdver2 cost table.
5439         (m_BDVER2): New definition.
5440         (m_AMD_MULTIPLE): Includes m_BDVER2.
5441         (initial_ix86_tune_features): Add bdver2 tuning.
5442         (processor_target_table): Add bdver2 entry.
5443         (static const char *const cpu_names): Add bdver2 entry.
5444         (ix86_option_override_internal): Add bdver2 instruction sets.
5445         (ix86_issue_rate): Add bdver2.
5446         (ix86_adjust_cost): Add bdver2.
5447         (has_dispatch): Add bdver2.
5448         * config/i386/i386.h (TARGET_BDVER2): New definition.
5449         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_bdver2.
5450         (enum processor_type): Add PROCESSOR_BDVER2.
5451         * config/i386/i386.md (define_attr "cpu"): Add bdver2.
5452         * config/i386/i386.opt ( mdispatch-scheduler): Add bdver2 to
5453         description.
5454
5455 2011-07-12  Richard Henderson  <rth@redhat.com>
5456
5457         PR target/49714
5458         * config/i386/i386.c (x86_output_mi_thunk): Fix mode for
5459         destination address in memory on some paths.
5460
5461 2011-07-12  Bernd Schmidt  <bernds@codesourcery.com>
5462
5463         * doc/tm.texi.in (FUNCTION_ARG_PADDING): Mention
5464         TARGET_FUNCTION_ARG_ROUND_BOUNDARY.
5465         (TARGET_FUNCTION_ARG_ROUND_BOUNDARY): Add hook.
5466         * function.c (locate_and_pad_parm): Take it into account.
5467         * target.def (function_arg_round_boundary): New hook.
5468         * targhooks.c (default_function_arg_round_boundary): New function.
5469         * targhooks.h (default_function_arg_round_boundary): Declare.
5470         * doc/tm.texi: Regenerate.
5471
5472 2011-07-12  Richard Guenther  <rguenther@suse.de>
5473
5474         * tree-ssa-copyrename.c (rename_ssa_copies): Zero statistics.
5475         Do not perform no-op changes.
5476
5477 2011-07-12  Richard Sandiford  <richard.sandiford@linaro.org>
5478
5479         * config/arm/predicates.md (neon_struct_operand): Make a normal
5480         predicate.
5481         (neon_struct_or_register_operand): New predicate.
5482         * config/arm/neon.md (movmisalign<mode>): Replace predicates
5483         with neon_struct_or_register_operand.
5484         (*movmisalign<mode>_neon_store, *movmisalign<mode>_neon_load): Use
5485         neon_struct_operand instead of memory_operand.
5486
5487 2011-07-12  Martin Jambor  <mjambor@suse.cz>
5488
5489         * cgraph.h (cgraph_get_node_or_alias): Removed declaration.
5490         * cgraph.c (cgraph_get_node_or_alias): Removed.
5491         (change_decl_assembler_name): Changed all calls to
5492         cgraph_get_node_or_alias to a call to cgraph_get_node.
5493         (cgraph_make_decl_local): Likewise.
5494         * lto-symtab.c (lto_symtab_resolve_symbols): Likewise.
5495         * varasm.c (default_binds_local_p_1): Likewise.
5496         (decl_binds_to_current_def_p): Likewise.
5497
5498 2011-07-12  Jakub Jelinek  <jakub@redhat.com>
5499
5500         PR tree-optimization/49712
5501         * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle TARGET_MEM_REF.
5502
5503 2011-07-11  Bernd Schmidt  <bernds@codesourcery.com>
5504
5505         * genautomata.c (add_arc): Return void.  All callers changed.
5506         (make_automaton): Remove dead code.
5507
5508 2011-07-11  Richard Henderson  <rth@redhat.com>
5509
5510         * dwarf2cfi.c (DW_STACK_POINTER_REGNUM): New.
5511         (DW_FRAME_POINTER_REGNUM): New.
5512         (expand_builtin_init_dwarf_reg_sizes): Use unsigned for rnum.
5513         (def_cfa_1): Do not convert reg to DWARF_FRAME_REGNUM here.
5514         (dwf_regno): New.
5515         (dwarf2out_flush_queued_reg_saves, dwarf2out_frame_debug_def_cfa,
5516         dwarf2out_frame_debug_adjust_cfa, dwarf2out_frame_debug_cfa_register,
5517         dwarf2out_frame_debug_cfa_expression, dwarf2out_frame_debug_expr):
5518         Use it.
5519         * dwarf2out.c (based_loc_descr): Use dwarf_frame_regnum.
5520         * dwarf2out.h (dwarf_frame_regnum): New.
5521         (struct cfa_loc): Document the domain of the reg member.
5522
5523 2011-07-11  Uros Bizjak  <ubizjak@gmail.com>
5524
5525         * config/i386/i386.c (ix86_trampoline_init): Switch arms of if expr.
5526         Use offset everywhere.  Always assert that offset <= TRAMPOLINE_SIZE.
5527
5528 2011-07-11  Jakub Jelinek  <jakub@redhat.com>
5529
5530         PR debug/49676
5531         * dwarf2out.c (int_shift_loc_descriptor): New function.
5532         (int_loc_descriptor): If shorter, emit i as
5533         (i >> shift), shift, DW_OP_shl for suitable shift value.
5534         Similarly, try to optimize large negative values using
5535         DW_OP_neg of a positive value if shorter.
5536         (size_of_int_shift_loc_descriptor): New function.
5537         (size_of_int_loc_descriptor): Adjust to match int_loc_descriptor
5538         changes.
5539         (mem_loc_descriptor) <case CONST_INT>: Emit zero-extended constants
5540         that fit into DWARF2_ADDR_SIZE bytes as int_loc_descriptor +
5541         DW_OP_GNU_convert instead of DW_OP_GNU_const_type if the former
5542         is shorter.
5543         (resolve_addr_in_expr): Optimize DW_OP_plus_uconst with a large
5544         addend as added DW_OP_plus if it is shorter.
5545
5546 2011-07-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5547
5548         * config/i386/sol2.h [!USE_GLD] (CTORS_SECTION_ASM_OP): Define.
5549         (DTORS_SECTION_ASM_OP): Define.
5550
5551 2011-07-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5552
5553         * config/dfp-bit.c, config/dfp-bit.h: Move to ../libgcc.
5554         * config/t-dfprules: Move to ../libgcc/config.
5555         * config.gcc (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
5556         i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*,
5557         i[34567]86-*-kopensolaris*-gnu): Remove t-dfprules from tmake_file.
5558         (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu, x86_64-*-knetbsd*-gnu):
5559         Likewise.
5560         (i[34567]86-*-cygwin*): Likewise.
5561         (i[34567]86-*-mingw*,  x86_64-*-mingw*): Likewise.
5562         (powerpc-*-linux*, powerpc64-*-linux*): Likewise.
5563         * Makefile.in (D32PBIT_FUNCS, D64PBIT_FUNCS, D128PBIT_FUNCS): Remove.
5564         (libgcc.mvars): Remove DFP_ENABLE, DFP_CFLAGS, D32PBIT_FUNCS,
5565         D64PBIT_FUNCS, D128PBIT_FUNCS.
5566
5567 2011-07-11  Richard Guenther  <rguenther@suse.de>
5568
5569         * tree-vrp.c (simplify_conversion_using_ranges): Manually
5570         translate the source value-range through the conversion chain.
5571
5572 2011-07-11  Richard Sandiford  <richard.sandiford@linaro.org>
5573
5574         * expr.c (expand_expr_real_1): Use expand_insn for movmisalign.
5575
5576 2011-07-11  Arthur Loiret  <aloiret@debian.org>
5577
5578         * config.gcc (s390-*-linux*): If 'enabled_targets' is 'all', build
5579         a bi-arch compiler defaulting to 31-bit. In this case:
5580         (tmake_file): Add s390/t-linux64.
5581         * doc/install.texi: Add s390-linux to the list of targets supporting
5582         --enable-targets=all.
5583
5584 2011-07-11  Arthur Loiret  <aloiret@debian.org>
5585             Matthias Klose <doko@debian.org>
5586
5587         * config.gcc (mips*-*-linux*): If 'enabled_targets' is 'all', build
5588         a tri-arch compiler defaulting to 32-bit (ABI o32). In this case:
5589         (tm_file): Add mips/linux64.h.
5590         (tmake_file): Add mips/t-linux64.
5591         (tm_defines): Add MIPS_ABI_DEFAULT=ABI_32.
5592         * config/mips/linux64.h (DRIVER_SELF_SPECS): Use MULTILIB_ABI_DEFAULT
5593         instead of hardcoded mabi=n32.
5594         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Set to 'n32 . 64' if
5595         tm_defines contains MIPS_ABI_DEFAULT ABI_32, to follow the glibc
5596         convention.
5597
5598 2011-07-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5599
5600         * passes.c (init_optimization_passes): Add invariant motion pass
5601         after induction variable optimization.
5602
5603 2011-07-11  Georg-Johann Lay  <avr@gjlay.de>
5604
5605         PR target/39633
5606         * config/avr/avr.c (notice_update_cc): For ashiftrt:QI, only
5607         offsets 1..5 set cc0 in a usable way.
5608
5609 2011-07-11  Romain Geissler  <romain.geissler@gmail.com>
5610
5611         * tree.h (call_expr_arg): Remove.
5612         (call_expr_argp): Likewise.
5613
5614 2011-07-11  Eric Botcazou  <ebotcazou@adacore.com>
5615
5616         * config/sparc/sparc.md (save_register_window_1): Rename to...
5617         (window_save): ...this.
5618         * config/sparc/sparc.c (emit_save_register_window): Rename to...
5619         (emit_window_save): ...this.
5620         (sparc_expand_prologue): Adjust to above renaming.
5621
5622 2011-07-10  H.J. Lu  <hongjiu.lu@intel.com>
5623
5624         * config/i386/i386.c (ix86_trampoline_init): Use movl instead
5625         of movabs for x32.
5626
5627 2011-07-10  Richard Henderson  <rth@redhat.com>
5628
5629         * config/i386/i386.c (x86_output_mi_thunk): Generate rtl and
5630         run final, instead of emitting text directly.
5631
5632 2011-07-10  H.J. Lu  <hongjiu.lu@intel.com>
5633
5634         * config/i386/i386.c (ix86_option_override_internal): Turn on
5635         OPTION_MASK_ISA_64BIT for TARGET_X32.  Only allow small and
5636         small PIC models for TARGET_X32.
5637
5638 2011-07-10  Hans-Peter Nilsson  <hp@axis.com>
5639
5640         PR target/49684
5641         * config/cris/t-elfmulti (CRTSTUFF_T_CFLAGS): Don't include
5642         $(LIBGCC2_CFLAGS).
5643
5644         PR bootstrap/49680
5645         * config/cris/cris.c (cris_asm_output_case_end): Robustify against
5646         stray notes and debug insns by using prev_nonnote_nondebug_insn
5647         instead of PREV_INSN.
5648
5649 2011-07-09  Richard Henderson  <rth@redhat.com>
5650
5651         * defaults.h (DWARF2_ADDR_SIZE, DWARF_OFFSET_SIZE,
5652         DWARF_TYPE_SIGNATURE_SIZE): Move from ...
5653         * dwarf2out.c: ... here.
5654         (output_all_cfis): Remove.
5655         (dwarf2out_switch_text_section): Use output_cfis directly.
5656         (size_of_locs): Export.
5657         (output_loc_sequence, output_loc_sequence_raw): Export.
5658         (div_data_align, need_data_align_sf_opcode, dwarf_cfi_name, output_cfi,
5659         output_cfi_directive, dwarf2out_emit_cfi, output_cfis, output_cfa_loc,
5660         output_cfa_loc_raw): Move to ...
5661         * dwarfcfi.c: ... here.
5662         * dwarf2out.h: Update decls.
5663
5664 2011-07-09  Richard Henderson  <rth@redhat.com>
5665
5666         * defaults.h (DWARF_CIE_DATA_ALIGNMENT, DWARF_FRAME_RETURN_COLUMN,
5667         DWARF_FRAME_REGNUM, DWARF2_FRAME_REG_OUT): Move from ...
5668         * dwarf2cfi.c: ... here.
5669         (PTR_SIZE, DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE): Remove.
5670         (DWARF_ROUND, DWARF_CIE_ID): Remove.
5671         * dwarf2out.c (INCOMING_RETURN_ADDR_RTX): Remove.
5672         (DWARF2_FRAME_REG_OUT, DWARF_CIE_DATA_ALIGNMENT): Remove.
5673         (DWARF_FRAME_RETURN_COLUMN, DWARF_FRAME_REGNUM): Remove.
5674
5675 2011-07-09  Richard Henderson  <rth@redhat.com>
5676
5677         * dwarf2cfi.c (cie_return_save): New.
5678         (queue_reg_save): Use compare_reg_or_pc.
5679         (dwarf2out_flush_queued_reg_saves): Handle pc_rtx as return column.
5680         (dwarf2out_frame_debug_expr): Likewise.
5681         (dwarf2out_frame_debug_cfa_register): Record saved reg for pc too.
5682         (initial_return_save): Likewise.
5683         (execute_dwarf2_frame): Save and restore initial return save from
5684         the cie to the fde.
5685         * config/mips/mips.c (mips_frame_set): Remove special case for
5686         DWARF_FRAME_RETURN_COLUMN.
5687
5688 2011-07-09  Richard Henderson  <rth@redhat.com>
5689
5690         * dwarf2cfi.c (lookup_cfa): Remove.
5691         (execute_dwarf2_frame): Assert queues are empty on entry.
5692         Setup initial cfa directly, not via lookup_cfa.
5693         Don't clear args_size state here.
5694
5695 2011-07-09  Richard Henderson  <rth@redhat.com>
5696
5697         * dwarf2cfi.c (add_cfi_vec): New.
5698         (add_cfi): Rename from add_fde_cfi.  Add the element to add_cfi_vec.
5699         (def_cfa_1, reg_save): Remove for_cie argument.  Update all callers.
5700         (execute_dwarf2_frame): Set add_cfi_vec.
5701
5702 2011-07-09  Richard Henderson  <rth@redhat.com>
5703
5704         * defaults.h (ASM_COMMENT_START): Move here...
5705         * dwarf2asm.c: ... from here.
5706         * dwarf2out.c, final.c, vmsdbgout.c: Remove duplicates.
5707         * toplev.c: Remove ifndef tests of ASM_COMMENT_START.
5708         * varasm.c: Likewise.
5709
5710 2011-07-09  Richard Henderson  <rth@redhat.com>
5711
5712         PR debug/49686
5713         * dwarf2cfi.c (dwarf2out_frame_debug): Don't set cfi_insn here...
5714         (create_cfi_notes): ... do it here instead.
5715
5716 2011-07-09  Jakub Jelinek  <jakub@redhat.com>
5717
5718         PR debug/49676
5719         * dwarf2out.c (size_of_int_loc_descriptor): New function.
5720         (address_of_int_loc_descriptor): Use it.
5721         (scompare_loc_descriptor): Optimize EQ/NE comparison with constant.
5722
5723 2011-07-09  Richard Henderson  <rth@redhat.com>
5724
5725         * config/pdp11/pdp11.md (define_c_enum "unspecv"): New.
5726         (prologue, epilogue): New.
5727         (return, *rts): New.
5728         (blockage, setd, seti): New.
5729         * config/pdp11/pdp11.c (TARGET_ASM_FUNCTION_PROLOGUE): Remove.
5730         (TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5731         (pdp11_saved_regno): New.
5732         (pdp11_expand_prologue): Rename from pdp11_output_function_prologue;
5733         generate rtl instead of text.
5734         (pdp11_expand_epilogue): Similarly from pdp11_output_function_epilogue.
5735         (pdp11_sp_frame_offset): Export.  Use pdp11_saved_regno.
5736         * config/pdp11/pdp11-protos.h: Update.
5737
5738 2011-07-09  Richard Henderson  <rth@redhat.com>
5739
5740         * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
5741         try to insert an rtl prologue here.
5742         (rs6000_output_function_epilogue): Similarly.
5743         * config/rs6000/rs6000.md (prologue): Emit a barrier to
5744         satisfy !TARGET_SCHED_PROLOG.
5745         (epilogue, sibcall_epilogue): Likewise.
5746
5747 2011-07-09  Eric Botcazou  <ebotcazou@adacore.com>
5748
5749         * config/sparc/sparc.h (STACK_SAVEAREA_MODE): Move around.
5750         (FP_REG_P): Delete.
5751         (IN_OR_GLOBAL_P): Likewise.
5752
5753 2011-07-08  Jason Merrill  <jason@redhat.com>
5754
5755         PR c++/45437
5756         * gimplify.c (goa_stabilize_expr): Handle RHS preevaluation in
5757         compound assignment.
5758
5759         * cgraph.c (cgraph_add_to_same_comdat_group): New.
5760         * cgraph.h: Declare it.
5761         * ipa.c (function_and_variable_visibility): Make sure thunks
5762         have the right visibility.
5763
5764 2011-07-08  Richard Henderson  <rth@redhat.com>
5765
5766         PR bootstrap/49680
5767         * dwarf2cfi.c (dwarf2out_frame_debug): Insert cfi notes after
5768         any tablejump vector.
5769
5770         PR bootstrap/49680
5771         * dwarf2cfi.c (create_cfi_notes): Flush queued saves at the
5772         end of the prologue.
5773
5774 2011-07-08  Jakub Jelinek  <jakub@redhat.com>
5775
5776         PR target/49621
5777         * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Use
5778         CONST0_RTX (dest_mode) instead of const0_rtx as second operand of NE.
5779         * config/rs6000/vector.md (vector_select_<mode>,
5780         vector_select_<mode>_uns): Change second operand of NE to
5781         CONST0_RTX (<MODE>mode) instead of const0_rtx.
5782         * config/rs6000/altivec.md (*altivec_vsel<mode>,
5783         *altivec_vsel<mode>_uns): Expect second operand of NE to be
5784         zero_constant of the corresponding vector mode.
5785         * config/rs6000/vsx.md (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns):
5786         Likewise.
5787
5788 2011-07-08  Sebastian Pop  <sebastian.pop@amd.com>
5789
5790         * graphite-dependences.c (build_alias_set_powerset): Remove
5791         continue from loop, add one more assert.
5792
5793 2011-07-08  Georg-Johann Lay  <avr@gjlay.de>
5794
5795         PR target/46779
5796         * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
5797         In particular, allow 8-bit values in r28 and r29.
5798         (avr_hard_regno_scratch_ok): Disallow any register that might be
5799         part of the frame pointer.
5800         (avr_hard_regno_rename_ok): Same.
5801         (avr_legitimate_address_p): Don't allow SUBREGs.
5802
5803 2011-07-08  Julian Brown  <julian@codesourcery.com>
5804
5805         * config/arm/neon.md (vec_shr_<mode>, vec_shl_<mode>): Disable in
5806         big-endian mode.
5807         (reduc_splus_<mode>, reduc_uplus_<mode>, reduc_smin_<mode>)
5808         (reduc_smax_<mode>, reduc_umin_<mode>, reduc_umax_<mode>)
5809         (neon_vec_unpack<US>_lo_<mode>, neon_vec_unpack<US>_hi_<mode>)
5810         (vec_unpack<US>_hi_<mode>, vec_unpack<US>_lo_<mode>)
5811         (neon_vec_<US>mult_lo_<mode>, vec_widen_<US>mult_lo_<mode>)
5812         (neon_vec_<US>mult_hi_<mode>, vec_widen_<US>mult_hi_<mode>)
5813         (vec_pack_trunc_<mode>, neon_vec_pack_trunc_<mode>): Disable for Q
5814         registers in big-endian mode.
5815
5816 2011-07-08  Bernd Schmidt  <bernds@codesourcery.com>
5817
5818         * genattrtab.c (evaluate_eq_attr): Allow an attribute to be defined
5819         in terms of another.
5820         (write_attr_value): Write a cast if necessary.
5821
5822         * defaults.h (REG_WORDS_BIG_ENDIAN): Provide a default.
5823         * doc/tm.texi.in (WORDS_BIG_ENDIAN): Mention REG_WORDS_BIG_ENDIAN.
5824         (REG_WORDS_BIG_ENDIAN): Document.
5825         * doc/tm.texi: Regenerate.
5826         * reload.c (operands_match_p): Take it into account.
5827         (reload_adjust_reg_for_mode): Likewise.
5828         * rtlanal.c (subreg_get_info): Likewise.
5829
5830 2011-07-08  Richard Guenther  <rguenther@suse.de>
5831
5832         * fold-const.c (fold_binary_loc): Remove index +p PTR -> PTR +p index
5833         folding.
5834
5835 2011-07-08  Kai Tietz  <ktietz@redhat.com>
5836
5837         * fold-const.c (fold_truth_andor): Factored out truth_andor
5838         label from fold_binary as function.
5839         (fold_binary_loc): Replace truth_andor lable
5840         by function fold_truth_andor.
5841
5842 2011-07-08  Kirill Yukhin  <kirill.yukhin@intel.com>
5843
5844         PR middle-end/49519
5845         * calls.c (mem_overlaps_already_clobbered_arg_p): Additional
5846         check if address is stored in register. If so - give up.
5847         (check_sibcall_argument_overlap_1): Do not perform check of
5848         overlapping when it is call to address.
5849
5850 2011-07-08  Georg-Johann Lay  <avr@gjlay.de>
5851
5852         * config/avr/avr.c (output_reload_insisf): Use 'REG_Z+1' instead
5853         of magic '31'.
5854
5855 2011-07-08  Bernd Schmidt  <bernds@codesourcery.com>
5856
5857         * optabs.c (expand_binop): Use GET_MODE_PRECISION instead of
5858         GET_MODE_BITSIZE where appropriate.
5859         (widen_leading, expand_parity, expand_ctz, expand_ffs,
5860         expand_unop, expand_abs_nojump, expand_one_cmpl_abs_nojump,
5861         expand_float, expand_fix): Likewise.
5862         * expr.c (convert_move, convert_modes, expand_expr_real_2,
5863         expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
5864         * stor-layout.c (get_mode_bounds): Likewise.
5865         * cfgexpand.c (convert_debug_memory_address, expand_debug_expr):
5866         Likewise.
5867         * convert.c (convert_to_integer): Likewise.
5868         * expmed.c (expand_shift_1): Likewise.
5869
5870         * rtlanal.c (nonzero_bits1): Don't compare GET_MODE_SIZE against
5871         a bitsize.
5872
5873         * optabs.c (expand_binop): Tighten conditions for doubleword
5874         expansions.
5875         (widen_bswap): Assert that mode bitsize and precision are the same.
5876         * stor-layout.c (get_best_mode): Skip modes that have lower
5877         precision than bitsize.
5878         * recog.c (simplify_while_replacing): Assert that bitsize and
5879         precision are the same.
5880
5881 2011-07-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5882
5883         * Makefile.in (LIBGCOV): Remove.
5884         (libgcc.mvars): Remove LIBGCOV.
5885         * libgov.c: Move to ../libgcc.
5886
5887 2011-07-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5888
5889         * config/fixed-bit.c, config/fixed-bit.h: Move to ../libgcc.
5890
5891 2011-07-08  Martin Jambor  <mjambor@suse.cz>
5892
5893         * tree-sra.c (analyze_all_variable_accesses): Dump that a struture
5894         is too big for total scalarization.
5895
5896 2011-07-07  Richard Henderson  <rth@redhat.com>
5897
5898         * config/alpha/elf.h (MIPS_DEBUGGING_INFO): Undef.
5899         (DBX_DEBUGGING_INFO): Undef.
5900
5901 2011-07-07  Richard Henderson  <rth@redhat.com>
5902
5903         * dwarf2out.c (output_cfi_directive): Export.  Add FILE parameter.
5904         Handle some opcodes specially for debugging.
5905         * print-rtl.c: Include dwarf2out.h
5906         (print_rtx): Handle NOTE_INSN_CFI.
5907         * Makefile.in (print-rtl.o): Update.
5908
5909 2011-07-07  Richard Henderson  <rth@redhat.com>
5910
5911         * tree-pass.h (pass_dwarf2_frame): Declare.
5912         * passes.c (init_optimization_passes): Add it.
5913         * dwarf2cfi.c (dwarf2out_frame_debug): Make static.
5914         (create_cfi_notes): Rename from dwarf2out_frame_debug_after_prologue;
5915         make static, do not call add_cfis_to_fde.
5916         (dwarf2out_frame_debug_init, dwarf2cfi_function_init,
5917         dwarf2out_frame_init): Merge into...
5918         (execute_dwarf2_frame): ... here.  New function.
5919         (dwarf2out_do_frame, dwarf2out_do_cfi_asm): Make boolean.  Change
5920         saved_do_cfi_asm to a tri-state variable.
5921         (gate_dwarf2_frame, pass_dwarf2_frame): New.
5922         * dwarf2out.c (dwarf2out_begin_prologue): Only allocate the fde
5923         if it has yet to be done.  Don't call dwarf2cfi_function_init.
5924         * dwarf2out.h, debug.h: Update decls.
5925         * final.c (final_start_function): Don't call
5926         dwarf2out_frame_debug_init or dwarf2out_frame_debug_after_prologue.
5927         * lto-streamer-in.c (lto_init_eh): Don't call dwarf2out_frame_init.
5928         * toplev.c (lang_dependent_init): Likewise.
5929
5930 2011-07-07  Richard Henderson  <rth@redhat.com>
5931
5932         * dwarf2out.c (fde_table, fde_table_allocated, fde_table_in_use,
5933         FDE_TABLE_INCREMENT): Replace with...
5934         (fde_vec): ... this, a new vector.
5935         (current_fde): Remove.  Replace all users with cfun->fde.
5936         (output_call_frame_info): Use FOR_EACH_VEC_ELT over fde_vec.
5937         (size_of_aranges, dwarf2out_finish): Likewise.
5938         (dwarf2out_alloc_current_fde): Break out from ...
5939         (dwarf2out_begin_prologue): ... here.
5940         (dwarf2out_frame_init): Remove.
5941         * dwarf2cfi.c: Update all users of current_fde.
5942         (dwarf2out_frame_init): Rename from dwarf2cfi_frame_init.
5943         * dwarf2out.h: Update decls.
5944         (dw_fde_node): Add fde_index member.
5945         * function.h (struct function): Add fde member.
5946
5947 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
5948             Richard Henderson  <rth@redhat.com>
5949
5950         * dwarf2cfi.c (add_cfi): Remove.
5951         (dwarf2out_cfi_label): Remove force argument.  Only generate the
5952         label name.
5953         (add_fde_cfi): Simplify the different code paths.
5954         (add_cie_cfi): New.
5955         (old_cfa, old_cfa_remember): New.
5956         (def_cfa_1, reg_save): Remove label, add for_cie parameter.
5957         (last_reg_save_label): Remove.
5958         (dwarf2out_args_size, dwarf2out_stack_adjust, queue_reg_save,
5959         dwarf2out_frame_debug_def_cfa, dwarf2out_frame_debug_adjust_cfa,
5960         dwarf2out_frame_debug_cfa_offset, dwarf2out_frame_debug_cfa_register,
5961         dwarf2out_frame_debug_cfa_expression,
5962         dwarf2out_frame_debug_cfa_restore,
5963         dwarf2out_frame_debug_cfa_window_save,
5964         dwarf2out_frame_debug_expr): Remove label parameter.
5965         (cfi_label_required_p, add_cfis_to_fde): New.
5966         (dwarf2out_frame_debug_after_prologue): New.
5967         (dwarf2cfi_frame_init): Initialize old_cfa.
5968         (dwarf2out_frame_debug_restore_state): Likewise.
5969         * dwarf2out.c (dwarf2out_emit_cfi): Only do output for cfi_asm.
5970         (dwarf2out_switch_text_section): Don't clear dw_fde_current_label here.
5971         * final.c (final_start_function): Call
5972         dwarf2out_frame_debug_after_prologue.
5973
5974 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
5975             Richard Henderson  <rth@redhat.com>
5976
5977         * dwarf2cfi.c (cfi_insn): New.
5978         (dwarf2out_cfi_label): Don't emit cfi label here.
5979         (add_fde_cfi): Create a NOTE_INSN_CFI.
5980         (dwarf2out_frame_debug): Setup cfi_insn.
5981         (dwarf2out_frame_debug_init): Loop over insns creating CFI notes.
5982         (dwarf2out_cfi_begin_epilogue): Make static.
5983         (dwarf2out_frame_debug_restore_state): Make static.
5984         * dwarf2out.c (output_cfi_directive): Make static.
5985         (dwarf2out_emit_cfi): New.
5986         * dwarf2out.h: Update.
5987         * final.c (final): Remove CFI notes.
5988         (final_scan_insn): Don't call dwarf2out_cfi_begin_epilogue,
5989         dwarf2out_frame_debug_restore_state, dwarf2out_frame_debug.
5990         Handle NOTE_INSN_CFI and NOTE_INSN_CFI_LABEL.
5991         * insn-notes.def (NOTE_INSN_CFI): New.
5992         (NOTE_INSN_CFI_LABEL): New.
5993         * rtl.h (union rtunion_def): Add rt_cfi member.
5994         (XCFI, XCCFI, NOTE_CFI, NOTE_LABEL_NUMBER): New.
5995
5996 2011-07-07  Richard Henderson  <rth@redhat.com>
5997
5998         * dwarf2cfi.c: New file.
5999         * Makefile.in (OBJS): Add it.
6000         (GTFILES): Add dwarf2cfi.c and dwarf2out.h.
6001         * gengtype.c (open_base_files): Include dwarf2out.h.
6002         * coretypes.h (enum var_init_status): Move from ...
6003         * rtl.h: ... here.
6004         * dwarf2out.c (saved_do_cfi_asm, dwarf2out_do_frame,
6005         dwarf2out_do_cfi_asm, cie_cfi_vec, dwarf2out_cfi_label_num,
6006         expand_builtin_dwarf_sp_column, init_return_column_size,
6007         expand_builtin_init_dwarf_reg_sizes, new_cfi, add_cfi,
6008         dwarf2out_cfi_label, emit_cfa_remember, any_cfis_emitted, add_fde_cfi,
6009         lookup_cfa_1, lookup_cfa, cfa, cfa_store, cfa_remember, args_size,
6010         old_args_size, cfa_equal_p, def_cfa_1, reg_save, initial_return_save,
6011         stack_adjust_offset, barrier_args_size, compute_barrier_args_size_1,
6012         compute_barrier_args_size, dwarf2out_args_size,
6013         dwarf2out_stack_adjust, dwarf2out_notice_stack_adjust,
6014         queued_reg_saves, reg_saved_in_data, regs_saved_in_regs,
6015         compare_reg_or_pc, record_reg_saved_in_reg, last_reg_save_label,
6016         queue_reg_save, dwarf2out_flush_queued_reg_saves,
6017         clobbers_queued_reg_save, reg_saved_in, cfa_temp,
6018         dwarf2out_frame_debug_def_cfa, dwarf2out_frame_debug_adjust_cfa,
6019         dwarf2out_frame_debug_cfa_offset, dwarf2out_frame_debug_cfa_register,
6020         dwarf2out_frame_debug_cfa_expression,
6021         dwarf2out_frame_debug_cfa_restore,
6022         dwarf2out_frame_debug_cfa_window_save, dwarf2out_frame_debug_expr,
6023         dwarf2out_frame_debug, dwarf2out_frame_debug_init,
6024         dwarf2out_cfi_begin_epilogue, dwarf2out_frame_debug_restore_state,
6025         get_cfa_from_loc_descr): Move to dwarf2cfi.c.
6026         (dw_cfi_ref, dw_fde_ref, dw_cfi_oprnd_ref, enum dw_cfi_oprnd_type,
6027         dw_cfi_oprnd, dw_cfi_node, cfi_vec, dw_cfa_location, dw_fde_node,
6028         dw_val_ref, dw_die_ref, const_dw_die_ref, dw_loc_descr_ref,
6029         dw_loc_list_ref, enum dw_val_class, dw_vec_const, dw_val_node,
6030         dw_loc_descr_node): Move to dwarf2out.h.
6031         (current_fde, output_cfi_directive, build_cfa_loc, get_address_mode,
6032         mem_loc_descriptor): Export.
6033         (build_cfa_aligned_loc): Export.  Take CFA as a parameter.
6034         (dwarf2out_frame_init): Extract CIE generation code to
6035         dwarf2cfi_frame_init.
6036
6037 2011-07-07  Eric Botcazou  <ebotcazou@adacore.com>
6038
6039         PR target/49660
6040         * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Add
6041         MASK_V8PLUS, remove commented out flag and reorder.
6042
6043 2011-07-07  Jakub Jelinek  <jakub@redhat.com>
6044
6045         PR c/49644
6046         * c-typeck.c (build_binary_op): For MULT_EXPR and TRUNC_DIV_EXPR with
6047         one non-complex and one complex argument, call c_save_expr on both
6048         operands.
6049
6050 2011-07-07  Martin Jambor  <mjambor@suse.cz>
6051
6052         PR middle-end/49495
6053         * cgraphunit.c (verify_edge_corresponds_to_fndecl): New function.
6054         (verify_cgraph_node): Some functinality moved to
6055         verify_edge_corresponds_to_fndecl, call it.
6056
6057 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
6058
6059         * config.gcc (*local*): Remove.
6060         * doc/install-old.texi: Don't mention local configurations.
6061
6062 2011-07-07  Jakub Jelinek  <jakub@redhat.com>
6063
6064         PR debug/49522
6065         * df-problems.c (dead_debug_reset): Remove dead_debug_uses
6066         referencing debug insns that have been reset.
6067         (dead_debug_insert_before): Don't assert reg is non-NULL,
6068         instead return immediately if it is NULL.
6069
6070 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
6071
6072         * config/i386/t-crtpic, config/i386/t-svr3dbx, config/pa/t-pa: Remove.
6073
6074 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
6075
6076         * hw-doloop.c: New file.
6077         * hw-doloop.h: New file.
6078         * Makefile.in (OBJS): Add hw-doloop.o.
6079         (hw-doloop.o): New rule.
6080         ($(obj_out_file)): Add hw-doloop.h dependency.
6081         * config/bfin/bfin.c: Include "hw-doloop.h".
6082         (loop_info, DEF_VEC_P for loop_info, loop_info_d): Remove.
6083         (bfin_dump_loops, bfin_bb_in_loop, bfin_scan_loop): Remove.
6084         (hwloop_optimize): Renamed from bfin_optimize_loop.  Argument
6085         type changed to hwloop_info.  Return bool, true if the loop was
6086         successfully optimized.  Remove code that was moved to
6087         hw-doloop.c, and adjust other parts.
6088         (hwloop_fail): New static function, containing parts that used
6089         to be in bfin_optimize_loop.
6090         (bfin_discover_loop, bfin_discover_loops, free_loops,
6091         bfin_reorder_loops): Remove.
6092         (hwloop_pattern_reg): New static function.
6093         (bfin_doloop_hooks): New variable.
6094         (bfin_reorg_loops): Remove most code, call reorg_loops.
6095         * config/bfin/bfin.md (doloop_end splitter): Also enable if
6096         loop counter is a memory_operand.
6097
6098 2011-07-07  H.J. Lu  <hongjiu.lu@intel.com>
6099
6100         * config.gcc: Support --with-multilib-list for x86 Linux targets.
6101
6102         * configure.ac: Mention x86-64 for --with-multilib-list.
6103         * configure: Regenerated.
6104
6105         * config/i386/gnu-user64.h (SPEC_64): Support x32.
6106         (SPEC_32): Likewise.
6107         (ASM_SPEC): Likewise.
6108         (LINK_SPEC): Likewise.
6109         (TARGET_THREAD_SSP_OFFSET): Likewise.
6110         (TARGET_THREAD_SPLIT_STACK_OFFSET): Likewise.
6111         (SPEC_X32): New.
6112
6113         * config/i386/i386.h (TARGET_X32): New.
6114         (TARGET_LP64): New.
6115         (LONG_TYPE_SIZE): Likewise.
6116         (POINTER_SIZE): Likewise.
6117         (POINTERS_EXTEND_UNSIGNED): Likewise.
6118         (OPT_ARCH64): Support x32.
6119         (OPT_ARCH32): Likewise.
6120
6121         * config/i386/i386.opt (mx32): New.
6122
6123         * config/i386/kfreebsd-gnu64.h (GNU_USER_LINK_EMULATIONX32): New.
6124         (GLIBC_DYNAMIC_LINKERX32): Likewise.
6125         * config/i386/linux64.h (GNU_USER_LINK_EMULATIONX32): Likewise.
6126         (GLIBC_DYNAMIC_LINKERX32): Likewise.
6127
6128         * config/linux.h (UCLIBC_DYNAMIC_LINKERX32): New.
6129         (BIONIC_DYNAMIC_LINKERX32): Likewise.
6130         (GNU_USER_DYNAMIC_LINKERX32): Likewise.
6131
6132         * config/i386/t-linux64: Support TM_MULTILIB_CONFIG.
6133
6134         * doc/install.texi: Document --with-multilib-list for Linux/x86-64.
6135
6136         * doc/invoke.texi: Document -mx32.
6137
6138 2011-07-07  Richard Sandiford  <richard.sandiford@linaro.org>
6139
6140         * doc/invoke.texi (mwords-little-endian): Deprecate.
6141         * config/arm/arm.opt (mwords-little-endian): Likewise.
6142         * config/arm/arm.c (arm_option_override): Warn about the deprecation
6143         of -mwords-little-endian.
6144
6145 2011-07-07  Richard Sandiford  <richard.sandiford@linaro.org>
6146
6147         * reload1.c (choose_reload_regs): Use mode sizes to check whether
6148         an old reload register completely defines the required value.
6149
6150 2011-07-07  Richard Guenther  <rguenther@suse.de>
6151
6152         * fold-const.c (fold_unary_loc): Do not strip sign-changes
6153         for NEGATE_EXPR.
6154
6155 2011-07-07  Richard Guenther  <rguenther@suse.de>
6156
6157         * tree-vrp.c (simplify_conversion_using_ranges): New function.
6158         (simplify_stmt_using_ranges): Call it.
6159
6160 2011-07-07  Kai Tietz  <ktietz@redhat.com>
6161
6162         * tree-ssa-forwprop.c (truth_valued_ssa_name): New function.
6163         (lookup_logical_inverted_value): Likewise.
6164         (simplify_bitwise_binary_1): Likewise.
6165         (simplify_bitwise_binary): Use simplify_bitwise_binary_1.
6166
6167 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
6168
6169         * gcc.c (%[Spec]): Don't document.
6170         (struct spec_list): Update comment.
6171         (do_spec_1): Don't handle %[Spec].
6172         * doc/invoke.texi (%[@var{name}]): Remove documentation of spec.
6173
6174 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
6175
6176         * common/common-target-def.h (TARGET_HAVE_NAMED_SECTIONS): Don't
6177         default based on TARGET_ASM_NAMED_SECTION.
6178         * common/common-target.def (have_named_sections): Default to true.
6179         * common/config/default-common.c: Don't include tm.h.
6180         * common/config/picochip/picochip-common.c
6181         (TARGET_HAVE_NAMED_SECTIONS): Don't define.
6182         * common/config/m32c/m32c-common.c: Remove.
6183         * config.gcc (m32c*-*-*): Set target_has_targetm_common=no.
6184         * config/alpha/osf5.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
6185         * config/i386/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
6186         * config/m68k/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
6187         * config/pa/som.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
6188         * config/pdp11/pdp11.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
6189         * config/vax/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
6190
6191 2011-07-07  Jakub Jelinek  <jakub@redhat.com>
6192
6193         PR middle-end/49640
6194         * gimplify.c (gimplify_compound_lval): For last 2 ARRAY_*REF operands
6195         and last COMPONENT_REF operand call gimplify_expr on it if non-NULL.
6196
6197 2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6198
6199         PR libmudflap/49550
6200         * gcc.c (MFWRAP_SPEC): Also wrap mmap64.
6201
6202 2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6203
6204         PR target/39150
6205         * configure.ac (gcc_cv_as_hidden): Also accept
6206         x86_64-*-solaris2.1[0-9]*.
6207         (gcc_cv_as_cfi_directive): Likewise.
6208         (gcc_cv_as_comdat_group_group): Likewise.
6209         (set_have_as_tls): Likewise.
6210         * configure: Regenerate.
6211         * config.gcc (i[34567]86-*-solaris2*): Also handle
6212         x86_64-*-solaris2.1[0-9]*.
6213         * config.host (i[34567]86-*-solaris2*): Likewise.
6214         * config/sparc/sol2.h (ASM_CPU_DEFAULT_SPEC): Remove.
6215         * config/sol2-bi.h (ASM_CPU_DEFAULT_SPEC): Redefine.
6216         [USE_GLD] (ARCH_DEFAULT_EMULATION): Define.
6217         (TARGET_LD_EMULATION): Use it.
6218         * config/i386/sol2.h (ASM_CPU_DEFAULT_SPEC): Define.
6219         (SUBTARGET_CPU_EXTRA_SPECS): Add asm_cpu_default.
6220         * config/i386/sol2-bi.h (ASM_CPU32_DEFAULT_SPEC): Define.
6221         (ASM_CPU64_DEFAULT_SPEC): Define.
6222         (ASM_CPU_SPEC): Use %(asm_cpu_default).
6223         (ASM_SPEC): Redefine.
6224         (DEFAULT_ARCH32_P): Define using TARGET_64BIT_DEFAULT.
6225         * config/host-solaris.c [__x86_64__] (TRY_EMPTY_VM_SPACE): Reduce.
6226         * doc/install.texi (Specific, amd64-*-solaris2.1[0-9]*): Document.
6227         (Specific, i?86-*-solaris2.10): Mention x86_64-*-solaris2.1[0-9]*
6228         configuration.
6229         (Specific, x86_64-*-solaris2.1[0-9]*): Document.
6230
6231 2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6232
6233         * config/sol2.h (ASM_SPEC): Split into ...
6234         (ASM_SPEC_BASE, ASM_PIC_SPEC): ... this.
6235         * config/i386/sol2.h (ASM_SPEC): Define using ASM_SPEC_BASE.
6236         * config/i386/sol2-bi.h (ASM_CPU_SPEC): Redefine.
6237         (ASM_SPEC): Use ASM_SPEC_BASE.
6238         * config/sparc/sol2.h (ASM_SPEC): Redefine.
6239
6240 2011-07-07  Georg-Johann Lay  <avr@gjlay.de>
6241
6242         * config/avr/avr.md (*reload_insi): Change predicate #1 to
6243         const_int_operand.  Ditto for peep2 producing this insn.
6244         Add argument to output_reload_insisf call.
6245         (*movsi,*movsf): Add argument to output_movsisf call.
6246         (*reload_insf): New insn and new peep2 to produce it.
6247         * config/avr/avr-protos.h (output_movsisf): Change prototype.
6248         (output_reload_insisf): Change prototype.
6249         * config/avr/avr.c (avr_asm_len): New function.
6250         (output_reload_insisf): Rewrite.
6251         (output_movsisf): Change prototype.  output_reload_insisf for
6252         all CONST_INT and CONST_DOUBLE.  ALlow moving 0.0f to memory.
6253         (adjust_insn_length): Add argument to output_movsisf and
6254         output_reload_insisf call.
6255
6256 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
6257
6258         * emit-rtl.c (paradoxical_subreg_p): New function.
6259         * rtl.h (paradoxical_subreg_p): Declare.
6260         * combine.c (set_nonzero_bits_and_sign_copies, get_last_value,
6261         apply_distributive_law, simplify_comparison, simplify_set): Use it.
6262         * cse.c (record_jump_cond, cse_insn): Likewise.
6263         * expr.c (force_operand): Likewise.
6264         * rtlanal.c (num_sign_bit_copies1): Likewise.
6265         * reload1.c (eliminate_regs_1, strip_paradoxical_subreg): Likewise.
6266         * reload.c (push_secondary_reload, find_reloads_toplev): Likewise.
6267         (push_reload): Use precision to check for paradoxical subregs.
6268         * expmed.c (extract_bit_field_1): Likewise.
6269
6270         * machmode.h (HWI_COMPUTABLE_MODE_P): New macro.
6271         * combine.c (set_nonzero_bits_and_sign_copies): Use it.
6272         (find_split-point, combine_simplify_rtx, simplify_if_then_else,
6273         simplify_set, simplify_logical, expand_compound_operation,
6274         make_extraction, force_to_mode, if_then_else_cond, extended_count,
6275         try_widen_shift_mode, simplify_shift_const_1, simplify_comparison,
6276         record_value_for_reg): Likewise.
6277         * expmed.c (expand_widening_mult, expand_mult_highpart): Likewise.
6278         * simplify-rtx. c (simplify_unary_operation_1,
6279         simplify_binary_operation_1, simplify_const_relational_operation):
6280         Likewise.
6281
6282         * explow.c (trunc_int_for_mode): Use GET_MODE_PRECISION
6283         instead of GET_MODE_BITSIZE where appropriate.
6284         * rtlanal.c (subreg_lsb_1, subreg_get_info, nonzero_bits1,
6285         num_sign_bit_copies1, canonicalize_condition, low_bitmask_len,
6286         init_num_sign_bit_copies_in_rep): Likewise.
6287         * cse.c (fold_rtx, cse_insn): Likewise.
6288         * loop-doloop.c (doloop_modify, doloop_optimize): Likewise.
6289         * simplify-rtx.c (simplify_unary_operation_1,
6290         simplify_const_unary_operation, simplify_binary_operation_1,
6291         simplify_const_binary_operation, simplify_ternary_operation,
6292         simplify_const_relational_operation, simplify_subreg): Likewise.
6293         * combine.c (try_combine, find_split_point, combine_simplify_rtx,
6294         simplify_if_then_else, simplify_set, expand_compound_operation,
6295         expand_field_assignment, make_extraction, if_then_else_cond,
6296         make_compound_operation, force_to_mode, make_field_assignment,
6297         reg_nonzero_bits_for_combine, reg_num_sign_bit_copies_for_combine,
6298         extended_count, try_widen_shift_mode, simplify_shift_const_1,
6299         simplify_comparison, record_promoted_value, simplify_compare_const,
6300         record_dead_and_set_regs_1): Likewise.
6301
6302         Revert:
6303         * simplify-rtx.c (simplify_const_binary_operation): Use the
6304         shift_truncation_mask hook instead of performing modulo by width.
6305         Compare against mode precision, not bitsize.
6306         * combine.c (combine_simplify_rtx, simplify_shift_const_1):
6307         Use shift_truncation_mask instead of constructing the value manually.
6308
6309 2011-07-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
6310
6311         * config/rs6000/rs6000-protos.h (rs6000_call_indirect_aix): New
6312         declaration.
6313         (rs6000_save_toc_in_prologue_p): Ditto.
6314
6315         * config/rs6000/rs6000.opt (-mr11): New switch to disable loading
6316         up the static chain (r11) during indirect function calls.
6317         (-msave-toc-indirect): New undocumented debug switch.
6318
6319         * config/rs6000/rs6000.c (struct machine_function): Add
6320         save_toc_in_prologue field to note whether the prologue needs to
6321         save the TOC value in the reserved stack location.
6322         (rs6000_emit_prologue): Use TOC_REGNUM instead of 2.  If we need
6323         to save the TOC in the prologue, do so.
6324         (rs6000_trampoline_init): Don't allow creating AIX style
6325         trampolines if -mno-r11 is in effect.
6326         (rs6000_call_indirect_aix): New function to create AIX style
6327         indirect calls, adding support for -mno-r11 to suppress loading
6328         the static chain, and saving the TOC in the prologue instead of
6329         the call body.
6330         (rs6000_save_toc_in_prologue_p): Return true if we are saving the
6331         TOC in the prologue.
6332
6333         * config/rs6000/rs6000.md (STACK_POINTER_REGNUM): Add more fixed
6334         register numbers.
6335         (TOC_REGNUM): Ditto.
6336         (STATIC_CHAIN_REGNUM): Ditto.
6337         (ARG_POINTER_REGNUM): Ditto.
6338         (SFP_REGNO): Delete, unused.
6339         (TOC_SAVE_OFFSET_32BIT): Add constants for AIX TOC save and
6340         function descriptor offsets.
6341         (TOC_SAVE_OFFSET_64BIT): Ditto.
6342         (AIX_FUNC_DESC_TOC_32BIT): Ditto.
6343         (AIX_FUNC_DESC_TOC_64BIT): Ditto.
6344         (AIX_FUNC_DESC_SC_32BIT): Ditto.
6345         (AIX_FUNC_DESC_SC_64BIT): Ditto.
6346         (ptrload): New mode attribute for the appropriate load of a pointer.
6347         (call_indirect_aix32): Delete, rewrite AIX indirect function calls.
6348         (call_indirect_aix64): Ditto.
6349         (call_value_indirect_aix32): Ditto.
6350         (call_value_indirect_aix64): Ditto.
6351         (call_indirect_nonlocal_aix32_internal): Ditto.
6352         (call_indirect_nonlocal_aix32): Ditto.
6353         (call_indirect_nonlocal_aix64_internal): Ditto.
6354         (call_indirect_nonlocal_aix64): Ditto.
6355         (call): Rewrite AIX indirect function calls.  Add support for
6356         eliminating the static chain, and for moving the save of the TOC
6357         to the function prologue.
6358         (call_value): Ditto.
6359         (call_indirect_aix<ptrsize>): Ditto.
6360         (call_indirect_aix<ptrsize>_internal): Ditto.
6361         (call_indirect_aix<ptrsize>_internal2): Ditto.
6362         (call_indirect_aix<ptrsize>_nor11): Ditto.
6363         (call_value_indirect_aix<ptrsize>): Ditto.
6364         (call_value_indirect_aix<ptrsize>_internal): Ditto.
6365         (call_value_indirect_aix<ptrsize>_internal2): Ditto.
6366         (call_value_indirect_aix<ptrsize>_nor11): Ditto.
6367         (call_nonlocal_aix32): Relocate in the rs6000.md file.
6368         (call_nonlocal_aix64): Ditto.
6369
6370         * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mr11 and
6371         -mno-r11 documentation.
6372
6373 2011-07-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
6374
6375         PR other/49658
6376         * doc/extend.texi (Compound Literals): Fix typo.
6377
6378 2011-07-06  James Greenhalgh  <james.greenhalgh@arm.com>
6379
6380         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add __ARM_FEATURE_DSP.
6381
6382 2011-07-06  Basile Starynkevitch  <basile@starynkevitch.net>
6383
6384         * configure.ac (plugin-version.h): Generate
6385         GCCPLUGIN_VERSION_MAJOR, GCCPLUGIN_VERSION_MINOR,
6386         GCCPLUGIN_VERSION_PATCHLEVEL, GCCPLUGIN_VERSION constant integer
6387         macros.
6388
6389         * configure: Regenerate.
6390
6391         * doc/plugins.texi (Building GCC plugins): Mention
6392         GCCPLUGIN_VERSION ... constant macros in plugin-version.h.
6393
6394 2011-07-06  Bernd Schmidt  <bernds@codesourcery.com>
6395
6396         * machmode.h (TRULY_NOOP_TRUNCATION_MODES_P): New macro.
6397         * combine.c (make_extraction, gen_lowpart_or_truncate,
6398         apply_distributive_law, simplify_comparison,
6399         reg_truncated_to_mode, record_truncated_value): Use it.
6400         * cse.c (notreg_cost): Likewise.
6401         * expmed.c (store_bit_field_1, extract_bit_field_1): Likewise.
6402         * expr.c (convert_move, convert_modes): Likewise.
6403         * optabs.c (expand_binop, expand_unop): Likewise.
6404         * postreload.c (move2add_last_label): Likewise.
6405         * regmove.c (optimize_reg_copy_3): Likewise.
6406         * rtlhooks.c (gen_lowpart_general): Likewise.
6407         * simplify-rtx.c (simplify_unary_operation_1): Likewise.
6408
6409 2011-07-06  Joseph Myers  <joseph@codesourcery.com>
6410
6411         * config/rs6000/vxworks.h (WORDS_BIG_ENDIAN): Define.
6412
6413 2011-07-06  Bernd Schmidt  <bernds@codesourcery.com>
6414
6415         * cse.c (find_comparison_args): Use val_mode_signbit_set_p.
6416         * simplify-rtx.c (mode_signbit_p): Use GET_MODE_PRECISION.
6417         (val_mode_signbit_p, val_mode_signbit_set_p): New functions.
6418         (simplify_const_unary_operation, simplify_binary_operation_1,
6419         simplify_const_binary_operation, simplify_const_relational_operation):
6420         Use them.  Use GET_MODE_MASK for masking and sign-extensions.
6421         * combine.c (set_nonzero_bits_and_sign_copies, simplify_set,
6422         combine_simplify_rtx, force_to_mode, reg_nonzero_bits_for_combine,
6423         simplify_shift_const_1, simplify_comparison): Likewise.
6424         * expr.c (convert_modes): Likewise.
6425         * rtlanal.c (nonzero_bits1, canonicalize_condition): Likewise.
6426         * expmed.c (emit_cstore, emit_store_flag_1, emit_store_flag): Likewise.
6427         * rtl.h (val_mode_signbit_p, val_mode_signbit_set_p): Declare.
6428
6429         * simplify-rtx.c (simplify_ternary_operation): Remove dead code.
6430
6431 2011-07-06  Richard Guenther  <rguenther@suse.de>
6432
6433         PR tree-optimization/49645
6434         * c-decl.c (finish_decl): Also set DECL_HARD_REGISTER for global
6435         register variables.
6436         * tree-ssa-sccvn.c (vn_reference_op_eq): Disregard differences
6437         in type qualification here ...
6438         (copy_reference_ops_from_ref): ... not here.
6439         (vn_reference_lookup_3): ... or here.
6440         (copy_reference_ops_from_ref): Record decl bases as MEM[&decl].
6441         (vn_reference_lookup): Do the lookup with a valueized ao-ref.
6442
6443 2011-07-06  Ian Lance Taylor  <iant@google.com>
6444
6445         * doc/install.texi (Configuration): It's
6446         --enable-gnu-indirect-function, not --enable-indirect-function.
6447
6448 2011-07-06  Bernd Schmidt  <bernds@codesourcery.com>
6449
6450         * simplify-rtx.c (simplify_const_binary_operation): Use the
6451         shift_truncation_mask hook instead of performing modulo by width.
6452         Compare against mode precision, not bitsize.
6453         * combine.c (combine_simplify_rtx, simplify_shift_const_1):
6454         Use shift_truncation_mask instead of constructing the value manually.
6455
6456 2011-07-06  H.J. Lu  <hongjiu.lu@intel.com>
6457
6458         PR middle-end/47383
6459         * tree-ssa-address.c (addr_for_mem_ref): Use pointer_mode for
6460         address computation and convert to address_mode if needed.
6461
6462 2011-07-06  Richard Guenther  <rguenther@suse.de>
6463
6464         * tree.c (build_common_tree_nodes_2): Merge with
6465         build_common_tree_nodes.
6466         * tree.h (build_common_tree_nodes): Adjust prototype.
6467         (build_common_tree_nodes_2): Remove.
6468         * doc/tm.texi.in (lang_hooks.builtin_function): Adjust.
6469         * doc/tm.texi (lang_hooks.builtin_function): Regenerate.
6470
6471 2011-07-05  Jakub Jelinek  <jakub@redhat.com>
6472
6473         PR tree-optimization/49618
6474         * tree-eh.c (tree_could_trap_p) <case CALL_EXPR>: For DECL_WEAK
6475         t recurse on the decl.
6476         <case FUNCTION_DECL, case VAR_DECL>: For DECL_WEAK decls
6477         return true if expr isn't known to be defined in current
6478         TU or some other LTO partition.
6479
6480 2011-07-05  Michael Meissner  <meissner@linux.vnet.ibm.com>
6481
6482         * params.def (PARAM_CASE_VALUES_THRESHOLD): New parameter to
6483         override CASE_VALUES_THRESHOLD.
6484
6485         * stmt.c (toplevel): Include params.h.
6486         (case_values_threshold): Use the --param case-values-threshold
6487         value if non-zero, otherwise use machine dependent value.
6488         (expand_case): Use case_values_threshold.
6489
6490         * Makefile.in (stmt.o): Add $(PARAMS_H) dependency.
6491
6492         * doc/invoke.texi (--param case-values-threshold): Document.
6493
6494 2011-07-05  Richard Henderson  <rth@redhat.com>
6495
6496         * dwarf2out.c (dwarf2out_cfi_label): Make static.
6497         (dwarf2out_flush_queued_reg_saves): Make static.
6498         (dwarf2out_reg_save): Remove.
6499         (dwarf2out_return_save): Remove.
6500         (dwarf2out_return_reg): Remove.
6501         (dwarf2out_reg_save_reg): Remove.
6502         (dwarf2out_def_cfa): Merge into ...
6503         (dwarf2out_frame_init): ... here.
6504         * dwarf2out.h, tree.h: Remove declarations as necessary.
6505
6506 2011-07-05  Richard Henderson  <rth@redhat.com>
6507
6508         * config/ia64/ia64.c (ia64_dwarf_handle_frame_unspec): Remove.
6509         (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Remove.
6510         (ia64_expand_epilogue): Emit an empty FRAME_RELATED_EXPR for
6511         the alloc insn.
6512
6513         * config/ia64/ia64.c (ia64_emit_deleted_label_after_insn): Remove.
6514         (IA64_CHANGE_CFA_IN_EPILOGUE): Remove.
6515         (process_epilogue): Don't call dwarf2out_def_cfa.
6516
6517         * config/ia64/ia64.c (ia64_expand_prologue): Use pc_rtx to
6518         indicate the return address save.
6519         (process_cfa_register): Likewise.
6520
6521         * config/ia64/ia64.c (ia64_dwarf2out_def_steady_cfa): Remove.
6522         (process_cfa_adjust_cfa, ia64_asm_unwind_emit): Don't call it.
6523
6524         * config/ia64/ia64.c (ia64_expand_prologue): Emit REG_CFA_REGISTER
6525         for ar.pfs save at alloc insn.
6526
6527 2011-07-05  Richard Henderson  <rth@redhat.com>
6528
6529         * config/arm/arm.c (arm_dwarf_handle_frame_unspec): Remove.
6530         (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Remove.
6531         (arm_expand_prologue): Use REG_CFA_REGISTER to mark the
6532         stack pointer save.
6533         (arm_unwind_emit_set): Don't recognize UNSPEC_STACK_ALIGN.
6534         (arm_unwind_emit): Walk REG_NOTES for unwinding notes.  Emit
6535         proper unwind info for a REG_CFA_REGISTER save of stack pointer.
6536         * config/arm/arm.md (UNSPEC_STACK_ALIGN): Remove.
6537
6538 2011-07-05  Richard Henderson  <rth@redhat.com>
6539
6540         * config/vax/vax.md (define_c_enum unspecv): New.  Define the
6541         VUNSPEC_* constants here instead of via define_constants.
6542         (VUNSPEC_PEM): New constant.
6543         (procedure_entry_mask): New insn.
6544         (prologue): New expander.
6545         * config/vax/vax.c (vax_add_reg_cfa_offset): New.
6546         (vax_expand_prologue): Rename from vax_output_function_prologue;
6547         emit rtl instead of text.
6548         (TARGET_ASM_FUNCTION_PROLOGUE): Remove.
6549         (print_operand): Add 'x' prefix.
6550
6551 2011-07-05  H.J. Lu  <hongjiu.lu@intel.com>
6552
6553         PR middle-end/47715
6554         * calls.c (precompute_register_parameters): Promote the function
6555         argument before checking non-legitimate constant.
6556
6557 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
6558
6559         PR tree-optimization/47654
6560         * graphite-blocking.c (pbb_strip_mine_time_depth): Do not return bool.
6561         (lst_do_strip_mine_loop): Return an int.
6562         (lst_do_strip_mine): Same.
6563         (scop_do_strip_mine): Same.
6564         (scop_do_block): Loop blocking should strip-mine at least two loops.
6565         * graphite-interchange.c (lst_interchange_select_outer): Return an int.
6566         (scop_do_interchange): Same.
6567         * graphite-poly.h (scop_do_interchange): Update declaration.
6568         (scop_do_strip_mine): Same.
6569
6570 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
6571
6572         * graphite-clast-to-gimple.c (precision_for_value): Removed.
6573         (precision_for_interval): Removed.
6574         (gcc_type_for_interval): Use mpz_sizeinbase.
6575
6576 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
6577
6578         * graphite-ppl.h (value_max): Correct computation of max.
6579
6580 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
6581
6582         * graphite-clast-to-gimple.c (clast_name_to_index): Add missing space.
6583
6584 2011-07-05  Richard Guenther  <rguenther@suse.de>
6585
6586         * c-decl.c (c_init_decl_processing): Defer building common
6587         tree nodes to c_common_nodes_and_builtins.
6588
6589 2011-07-05  Razya Ladelsky  <razya@il.ibm.com>
6590
6591         PR tree-optimization/49580
6592         * tree-cfg.c (gimple_duplicate_sese_tail): Remove handling of
6593         the loop's number of iterations.
6594         * tree-parloops.c (transform_to_exit_first_loop): Add the
6595         handling of the loop's number of iterations before the call
6596         to gimple_duplicate_sese_tail.
6597         Insert the stmt caclculating the new rhs of the loop's
6598         condition stmt to the preheader instead of iters_bb.
6599
6600 2011-07-05  H.J. Lu  <hongjiu.lu@intel.com>
6601
6602         PR rtl-optimization/47449
6603         * fwprop.c (forward_propagate_subreg): Don't propagate hard
6604         register nor zero/sign extended hard register.
6605
6606 2011-07-05  Richard Guenther  <rguenther@suse.de>
6607
6608         PR tree-optimization/49518
6609         PR tree-optimization/49628
6610         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Skip
6611         irrelevant and invariant data-references.
6612         (vect_analyze_data_ref_access): For invariant loads clear the
6613         group association.
6614
6615 2011-07-04  Jakub Jelinek  <jakub@redhat.com>
6616
6617         PR rtl-optimization/49619
6618         * combine.c (combine_simplify_rtx): In PLUS -> IOR simplification
6619         pass VOIDmode as op0_mode to recursive call, and return temp even
6620         when different from tor, just if it is not IOR of the original
6621         PLUS arguments.
6622
6623         PR rtl-optimization/49472
6624         * simplify-rtx.c (simplify_unary_operation_1) <case NEG>: When
6625         negating MULT, negate the second operand instead of first.
6626         (simplify_binary_operation_1) <case MULT>: If one operand is
6627         a NEG and the other is MULT, don't attempt to optimize by negation
6628         of the MULT operand if it only moves the NEG operation around.
6629
6630         PR debug/49602
6631         * tree-into-ssa.c (rewrite_debug_stmt_uses): Disregard
6632         get_current_def return value if it can't be trusted to be
6633         the current value of the variable in the current bb.
6634
6635 2011-07-04  Uros Bizjak  <ubizjak@gmail.com>
6636
6637         PR target/49600
6638         * config/i386/i386.md (SSE2 int->float split): Push operand 1 in
6639         general register to memory for !TARGET_INTER_UNIT_MOVES.
6640
6641 2011-07-04  Georg-Johann Lay  <avr@gjlay.de>
6642
6643         PR target/44643
6644         * config/avr/avr.c (avr_insert_attributes): Use TYPE_READONLY
6645         instead of TREE_READONLY.
6646
6647 2011-07-04  Georg-Johann Lay  <avr@gjlay.de>
6648
6649         * doc/extend.texi (AVR Built-in Functions): Update documentation
6650         of __builtin_avr_fmul*.
6651         * config/avr/avr.c (avr_init_builtins): Don't depend on AVR_HAVE_MUL.
6652         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Ditto.
6653         * config/avr/avr.md (fmul): Rename to fmul_insn.
6654         (fmuls): Rename to fmuls_insn.
6655         (fmulsu): Rename to fmulsu_insn.
6656         (fmul,fmuls,fmulsu): New expander.
6657         (*fmul.call,*fmuls.call,*fmulsu.call): New Insn.
6658         * config/avr/t-avr (LIB1ASMFUNCS): Add _fmul, _fmuls, _fmulsu.
6659         * config/avr/libgcc.S (__fmul): New function.
6660         (__fmuls): New function.
6661         (__fmulsu,__fmulsu_exit): New function.
6662
6663 2011-07-04  Richard Guenther  <rguenther@suse.de>
6664
6665         PR tree-optimization/49615
6666         * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Fix
6667         basic-block index check.
6668
6669 2011-07-04  Georg-Johann Lay  <avr@gjlay.de>
6670
6671         * longlong.h (count_leading_zeros, count_trailing_zeros,
6672         COUNT_LEADING_ZEROS_0): Define for target avr if W_TYPE_SIZE is 16
6673         resp. 64.
6674
6675 2011-07-03  Ira Rosen  <ira.rosen@linaro.org>
6676
6677         PR tree-optimization/49610
6678         * tree-vect-loop.c (vect_is_slp_reduction): Check that DEF_STMT has
6679         a basic block.
6680
6681 2011-07-02  Eric Botcazou  <ebotcazou@adacore.com>
6682             Olivier Hainque  <hainque@adacore.com>
6683             Nicolas Setton  <setton@adacore.com>
6684
6685         * tree.h (TYPE_ARTIFICIAL): New flag.
6686         * dwarf2out.c (modified_type_die): Add a DW_AT_artificial attribute to
6687         the DIE of the type if it is artificial.
6688         (gen_array_type_die): Likewise.
6689         (gen_enumeration_type_die): Likewise.
6690         (gen_struct_or_union_type_die): Likewise.
6691         * lto-streamer-in.c (unpack_ts_base_value_fields): Use TYPE_ARTIFICIAL.
6692         * lto-streamer-out.c (pack_ts_base_value_fields): Likewise.
6693
6694 2011-07-01  Jakub Jelinek  <jakub@redhat.com>
6695
6696         * tree-object-size.c (pass_through_call): Handle
6697         BUILT_IN_ASSUME_ALIGNED.
6698
6699 2011-07-01  Martin Jambor  <mjambor@suse.cz>
6700
6701         * tree-sra.c (tree_non_mode_aligned_mem_p): Also ignore MEM_REFs.
6702
6703 2011-07-01  H.J. Lu  <hongjiu.lu@intel.com>
6704
6705         PR middle-end/48016
6706         * explow.c (update_nonlocal_goto_save_area): Use proper mode
6707         for stack save area.
6708         * function.c (expand_function_start): Likewise.
6709
6710 2011-07-01  Richard Guenther  <rguenther@suse.de>
6711
6712         PR middle-end/49596
6713         * cgraph.h (varpool_all_refs_explicit_p): Not analyzed nodes
6714         may have unknown refs.
6715
6716 2011-07-01  Kai Tietz  <ktietz@redhat.com>
6717
6718         * tree-ssa-forwprop.c (simplify_bitwise_binary): Fix typo.
6719
6720 2011-07-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6721
6722         * config.gcc: Obsolete alpha*-dec-osf5.1, mips-sgi-irix6.5.
6723         * doc/install.texi (Specific, alpha*-dec-osf5.1): Document it.
6724         (Specific, mips-sgi-irix6): Likewise.
6725
6726 2011-07-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6727
6728         PR libmudflap/49549
6729         * doc/sourcebuild.texi (Effective-Target Keywords): Document gld.
6730
6731 2011-07-01  Jakub Jelinek  <jakub@redhat.com>
6732
6733         * tree-pretty-print.c (dump_generic_code) <case CONSTRUCTOR>: Print
6734         [idx]= and [idx1 ... idx2]= before initializers if needed for
6735         array initializers.
6736
6737 2011-07-01  Chen Liqin  <liqin.gcc@gmail.com>
6738
6739         * config.gcc (score-*-elf): Remove score7.o.
6740         * config/score/t-score-elf: Likewise.
6741         * config/score/score.c: Merge score7 to score.c and
6742         remove forwarding functions.
6743         * config/score/score7.c: Deleted.
6744         * config/score/score7.h: Deleted.
6745
6746 2011-07-01  Richard Guenther  <rguenther@suse.de>
6747
6748         PR tree-optimization/49603
6749         * tree-vect-stmts.c (vectorizable_load): Remove unnecessary assert.
6750
6751 2011-06-30  Martin Jambor  <mjambor@suse.cz>
6752
6753         * tree-sra.c (struct access): Rename total_scalarization to
6754         grp_total_scalarization
6755         (completely_scalarize_var): New function.
6756         (sort_and_splice_var_accesses): Set total_scalarization in the
6757         representative access.
6758         (analyze_access_subtree): Propagate total scalarization accross the
6759         tree, no holes in totally scalarized trees, simplify coverage
6760         computation.
6761         (analyze_all_variable_accesses): Call completely_scalarize_var instead
6762         of completely_scalarize_record.
6763
6764 2011-06-30  Richard Henderson  <rth@redhat.com>
6765
6766         * config/i386/i386.h (X86_TUNE_DEEP_BRANCH_PREDICTION): Remove.
6767         (TARGET_DEEP_BRANCH_PREDICTION): Remove.
6768         * config/i386/i386.c: Don't include dwarf2out.h.
6769         (initial_ix86_tune_features): Remove X86_TUNE_DEEP_BRANCH_PREDICTION.
6770         (output_set_got): Don't test TARGET_DEEP_BRANCH_PREDICTION, delete
6771         all code dead thereafter.  Don't do dwarf2out_flush_queued_reg_saves.
6772         (ix86_expand_prologue): Set REG_CFA_FLUSH_QUEUE on set_got insn.
6773         (machopic_output_stub): Don't test TARGET_DEEP_BRANCH_PREDICTION.
6774
6775 2011-06-30  Richard Henderson  <rth@redhat.com>
6776
6777         * reg-notes.def (REG_CFA_FLUSH_QUEUE): New.
6778         * dwarf2out.c (dwarf2out_frame_debug): Handle it.
6779         * final.c (final_scan_insn): Look for it, and invoke
6780         dwarf2out_frame_debug before the insn if found.
6781
6782 2011-06-30  Richard Henderson  <rth@redhat.com>
6783
6784         * dwarf2out.c (dwarf2out_frame_debug_cfa_offset): Allow PC_RTX
6785         as a source, and interpret that as DWARF_FRAME_RETURN_COLUMN.
6786
6787 2011-06-30  Richard Henderson  <rth@redhat.com>
6788
6789         * dwarf2out.c (struct reg_saved_in_data): Provide a typedef.
6790         Define a vector of this type.
6791         (regs_saved_in_regs): Use a VEC.
6792         (num_regs_saved_in_regs): Remove.
6793         (compare_reg_or_pc): New.
6794         (record_reg_saved_in_reg): Split out from...
6795         (dwarf2out_flush_queued_reg_saves): ... here.
6796         (clobbers_queued_reg_save): Update for VEC.
6797         (reg_saved_in): Likewise.
6798         (dwarf2out_frame_debug_init): Likewise.
6799         (dwarf2out_reg_save_reg): Use record_reg_saved_in_reg.
6800         (dwarf2out_frame_debug_cfa_register): Likewise.
6801
6802 2011-06-30  Eric Botcazou  <ebotcazou@adacore.com>
6803
6804         PR tree-optimization/49572
6805         * tree-ssa-dom.c (initialize_hash_element) <GIMPLE_SINGLE_RHS>: Use the
6806         type of the RHS instead of that of the LHS for the expression type.
6807
6808 2011-06-30  Eric Botcazou  <ebotcazou@adacore.com>
6809
6810         * df-scan.c (df_get_entry_block_def_set): Use INCOMING_REGNO macro
6811         unconditionally.
6812
6813 2011-06-30  Richard Guenther  <rguenther@suse.de>
6814
6815         * opts.c (finish_options): Do not disable IPA-PTA during ltrans.
6816         * tree-ssa-structalias.c (create_variable_info_for): Do not
6817         add initial constraints for non-var-decls.  Properly handle
6818         globals in other ltrans partitions.
6819         (intra_create_variable_infos): Manually create constraints for
6820         the fake no-alias parameter.
6821         (ipa_pta_execute): Dump the cgraph, handle ltrans partitions properly
6822         and assert there are no clones.
6823
6824 2011-06-30  Richard Guenther  <rguenther@suse.de>
6825
6826         PR tree-optimization/46787
6827         * tree-data-ref.c (dr_address_invariant_p): Remove.
6828         (find_data_references_in_stmt): Invariant accesses are ok now.
6829         * tree-vect-stmts.c (vectorizable_load): Handle invariant loads.
6830         * tree-vect-data-refs.c (vect_analyze_data_ref_access): Allow
6831         invariant loads.
6832
6833 2011-06-30  Martin Jambor  <mjambor@suse.cz>
6834
6835         PR tree-optimization/49094
6836         * tree-sra.c (tree_non_mode_aligned_mem_p): New function.
6837         (build_accesses_from_assign): Use it.
6838
6839 2011-06-30  Jakub Jelinek  <jakub@redhat.com>
6840
6841         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Fix
6842         handling of BUILT_IN_ASSUME_ALIGNED.
6843
6844         PR debug/49364
6845         * dwarf2out.c (output_abbrev_section): Don't return early
6846         if abbrev_die_table_in_use is 1.
6847         (dwarf2out_finish): Instead don't call output_abbrev_section
6848         nor emit abbrev_section_label in that case.
6849
6850 2011-06-30  Nick Clifton  <nickc@redhat.com>
6851
6852         * config/v850/v850.h (CPP_SPEC): Define __v850e__ when compiling
6853         for the V850E.
6854
6855 2011-06-30  Jakub Jelinek  <jakub@redhat.com>
6856
6857         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Fix
6858         handling of BUILT_IN_MEMPCPY_CHK and BUILT_IN_STPCPY_CHK.
6859
6860 2011-06-30  Ira Rosen  <ira.rosen@linaro.org>
6861
6862         * tree-vect-loop.c (vect_determine_vectorization_factor): Handle
6863         both pattern and original statements if necessary.
6864         (vect_transform_loop): Likewise.
6865         * tree-vect-patterns.c (vect_pattern_recog): Update documentation.
6866         * tree-vect-stmts.c (vect_mark_relevant): Add new argument.
6867         Mark the pattern statement only if the original statement doesn't
6868         have its own uses.
6869         (process_use): Call vect_mark_relevant with additional parameter.
6870         (vect_mark_stmts_to_be_vectorized): Likewise.
6871         (vect_get_vec_def_for_operand): Use vectorized pattern statement.
6872         (vect_analyze_stmt): Handle both pattern and original statements
6873         if necessary.
6874         (vect_transform_stmt): Don't store vectorized pattern statement
6875         in the original statement.
6876         (vect_is_simple_use_1): Use related pattern statement only if the
6877         original statement is irrelevant.
6878         * tree-vect-slp.c (vect_get_and_check_slp_defs): Likewise.
6879
6880 2011-06-29  Changpeng Fang  <changpeng.fang@amd.com>
6881
6882         * config/i386/i386.opt (mprefer-avx128): Redefine the flag as a Mask
6883         option.
6884         * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_AVX128_OPTIMAL
6885         entry.
6886         (TARGET_AVX128_OPTIMAL): New definition.
6887         * config/i386/i386.c (initial_ix86_tune_features): Initialize
6888         X86_TUNE_AVX128_OPTIMAL entry.
6889         (ix86_option_override_internal): Enable the generation
6890         of the 128-bit instructions when TARGET_AVX128_OPTIMAL is set.
6891         (ix86_preferred_simd_mode): Use TARGET_PREFER_AVX128.
6892         (ix86_autovectorize_vector_sizes): Use TARGET_PREFER_AVX128.
6893
6894 2011-06-29  Eric Botcazou  <ebotcazou@adacore.com>
6895
6896         PR tree-optimization/49539
6897         * tree-ssa-forwprop.c (can_propagate_from): Check for abnormal SSA
6898         names by means of stmt_references_abnormal_ssa_name.
6899         (associate_plusminus): Call can_propagate_from before propagating
6900         from definition statements.
6901         (ssa_forward_propagate_and_combine): Remove superfluous newline.
6902
6903 2011-06-29  Richard Guenther  <rguenther@suse.de>
6904
6905         * doc/invoke.texi: Document -scev dump modifier.
6906         * tree-pass.h (TDF_SCEV): New dump flag.
6907         * tree-dump.c (dump_option_value_in): Add scev.
6908         * tree-chrec.c: Replace all TDF_DETAILS checks with TDF_SCEV.
6909         * tree-scalar-evolution.c: Likewise.
6910
6911 2011-06-29  Nathan Sidwell  <nathan@codesourcery.com>
6912
6913         * config/arm/unwind-arm.c (enum __cxa_type_match_result): New.
6914         (cxa_type_match): Correct declaration.
6915         (__gnu_unwind_pr_common): Reconstruct additional indirection
6916         when __cxa_type_match returns succeeded_with_ptr_to_base.
6917
6918 2011-06-29  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
6919
6920         PR rtl-optimization/49114
6921         * reload.c (struct replacement): Remove SUBREG_LOC member.
6922         (push_reload): Do not set it.
6923         (push_replacement): Likewise.
6924         (subst_reload): Remove dead code.
6925         (copy_replacements): Remove assertion.
6926         (copy_replacements_1): Do not handle SUBREG_LOC.
6927         (move_replacements): Likewise.
6928         (find_replacement): Remove dead code.  Use reload_adjust_reg_for_mode.
6929         Detect subregs via recursive descent instead of via SUBREG_LOC.
6930
6931 2011-06-29  Georg-Johann Lay  <avr@gjlay.de>
6932
6933         * config/avr/avr.c (avr_encode_section_info): Dispatch to
6934         default_encode_section_info.
6935
6936 2011-06-29  Richard Sandiford  <richard.sandiford@linaro.org>
6937
6938         PR tree-optimization/49545
6939         * builtins.c (get_object_alignment_1): Update function comment.
6940         Do not use DECL_ALIGN for functions, but test
6941         TARGET_PTRMEMFUNC_VBIT_LOCATION instead.
6942         * fold-const.c (get_pointer_modulus_and_residue): Don't check
6943         for functions here.
6944         * tree-ssa-ccp.c (get_value_from_alignment): Likewise.
6945
6946 2011-06-29  Jakub Jelinek  <jakub@redhat.com>
6947
6948         PR debug/49567
6949         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTEND>: Give up for
6950         non-MODE_INT modes instead of asserting the mode has MODE_INT class.
6951
6952 2011-06-29  Georg-Johann Lay  <avr@gjlay.de>
6953
6954         PR target/34734
6955         * config/avr/avr.c (avr_handle_progmem_attribute): Move warning
6956         about uninitialized data attributed 'progmem' from here...
6957         (avr_encode_section_info): ...to this new function.
6958         (TARGET_ENCODE_SECTION_INFO): New define.
6959         (avr_section_type_flags): For data in ".progmem.data", remove
6960         section flag SECTION_WRITE.
6961
6962 2011-06-29  Georg-Johann Lay  <avr@gjlay.de>
6963
6964         * config/avr/t-avr (LIB1ASMFUNCS): Add _mulhisi3, _umulhisi3,
6965         _xmulhisi3_exit.
6966         * config/avr/libgcc.S (_xmulhisi3_exit): New Function.
6967         (__mulhisi3): Optimize if have MUL*.  Use XJMP instead of rjmp.
6968         (__umulhisi3): Ditto.
6969         * config/avr/avr.md (mulhisi3): New insn expender.
6970         (umulhisi3): New insn expender.
6971         (*mulhisi3_call): New insn.
6972         (*umulhisi3_call): New insn.
6973
6974 2011-06-28  Joseph Myers  <joseph@codesourcery.com>
6975
6976         * Makefile.in (LIBGCC2_CFLAGS): Remove -D__GCC_FLOAT_NOT_NEEDED.
6977
6978 2011-06-28  Richard Henderson  <rth@redhat.com>
6979
6980         * config/arm/arm.c (thumb_pop): Rename from thumb_pushpop.  Delete
6981         all code and arguments that handled pushes.  Update all callers.
6982
6983 2011-06-28  Richard Henderson  <rth@redhat.com>
6984
6985         * config/arm/arm.c (arm_output_function_prologue): Don't call
6986         thumb1_output_function_prologue.
6987         (arm_expand_prologue): Avoid dead store.
6988         (number_of_first_bit_set): Use ctz_hwi.
6989         (thumb1_emit_multi_reg_push): New.
6990         (thumb1_expand_prologue): Merge thumb1_output_function_prologue
6991         to emit the entire prologue as rtl.
6992         (thumb1_output_interwork): Split out from
6993         thumb1_output_function_prologue.
6994         (thumb1_output_function_prologue): Remove.
6995         (arm_attr_length_push_multi): Handle thumb1.
6996         * config/arm/arm.md (VUNSPEC_THUMB1_INTERWORK): New.
6997         (prologue_thumb1_interwork): New.
6998         (*push_multi): Allow thumb1; use push_mult_memory_operand.
6999         * config/arm/predicates.md (push_mult_memory_operand): New.
7000
7001 2011-06-28  Eric Botcazou  <ebotcazou@adacore.com>
7002
7003         * config/sparc/sync.md (*stbar): Delete.
7004         (*membar_v8): New insn to implement UNSPEC_MEMBAR in SPARC-V8.
7005
7006 2011-06-28  Eric Botcazou  <ebotcazou@adacore.com>
7007
7008         * tree-ssa-dom.c (initialize_hash_element): Fix oversight.
7009
7010 2011-06-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7011
7012         * config/sparc/sol2-64.h (TARGET_DEFAULT): Remove.
7013         (TARGET_64BIT_DEFAULT): Define.
7014         * config.gcc (sparc*-*-solaris2*): Move sparc/sol2-64.h to front
7015         of tm_file.
7016         * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Define.
7017
7018 2011-06-28  Joseph Myers  <joseph@codesourcery.com>
7019
7020         * common.opt (in_lto_p): New Variable entry.
7021         * flags.h (in_lto_p): Move to common.opt.
7022         * gcc.c: Include params.h.
7023         (set_option_handlers): Also use common_handle_option and
7024         target_handle_option.
7025         (main): Call global_init_params, finish_params and init_options_struct.
7026         * opts.c (debug_type_names): Move from toplev.c.
7027         (print_filtered_help): Access quiet_flag through opts pointer.
7028         (common_handle_option): Return early in the driver for some options.
7029         Access in_lto_p, dwarf_version and warn_maybe_uninitialized through
7030         opts pointer.
7031         * toplev.c (in_lto_p): Move to common.opt.
7032         (debug_type_names): Move to opts.c.
7033         * Makefile.in (OBJS): Remove opts.o.
7034         (OBJS-libcommon-target): Add opts.o.
7035         (gcc.o): Update dependencies.
7036
7037 2011-06-28  Kai Tietz  <ktietz@redhat.com>
7038
7039         * tree-ssa-forwprop.c (simplify_bitwise_binary): Improve type sinking.
7040
7041 2011-06-28  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
7042
7043         * config/arm/vfp.md ("*divsf3_vfp"): Replace '+' constraint modifier
7044         with '=' constraint modifier.
7045         (*divdf3_vfp): Likewise.
7046         ("*mulsf3_vfp"): Likewise.
7047         ("*muldf3_vfp"): Likewise.
7048         ("*mulsf3negsf_vfp"): Likewise.
7049         ("*muldf3negdf_vfp"): Likewise.
7050
7051 2011-06-28  Nick Clifton  <nickc@redhat.com>
7052
7053         * config/mn10300/mn10300.h (LINK_SPEC): Do not use linker
7054         relaxation when performing an incremental link.
7055
7056 2011-06-28  Kai Tietz  <ktietz@redhat.com>
7057
7058         * tree-ssa-math-opts.c (execute_optimize_bswap): Search
7059         within BB from last to first.
7060
7061 2011-06-28  Joseph Myers  <joseph@codesourcery.com>
7062
7063         * genattr-common.c: New.  Based on genattr.c.
7064         * Makefile.in (INSN_ATTR_H): Include insn-attr-common.h.
7065         (MOSTLYCLEANFILES): Add insn-attr-common.h.
7066         (opts.o): Update dependencies.
7067         (.PRECIOUS): Add insn-attr-common.h.
7068         (simple_rtl_generated_h): Add insn-attr-common.h.
7069         (build/genattr-common.o): New.
7070         (genprogrtl): Add attr-common.
7071         * genattr.c (main): Include insn-attr-common.h.  Don't generate
7072         definitions of DELAY_SLOTS or INSN_SCHEDULING.
7073         * opts.c: Include insn-attr-common.h instead of rtl.h and insn-attr.h.
7074
7075 2011-06-28  Georg-Johann Lay  <avr@gjlay.de>
7076
7077         * config.gcc (tm_file): Add elfos.h and avr/elf.h for
7078         avr-*-* and avr-*-rtems* targets.
7079
7080         * config/avr/elf.h: New file.
7081         (ASM_OUTPUT_BEFORE_CASE_LABEL): Define.
7082         (TARGET_ASM_SELECT_SECTION): Define.
7083         (INIT_SECTION_ASM_OP): Undefine.
7084         (FINI_SECTION_ASM_OP): Undefine.
7085         (READONLY_DATA_SECTION_ASM_OP): Undefine.
7086         (PCC_BITFIELD_TYPE_MATTERS): Undefine.
7087         (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Undefine.
7088         * config/avr/avr.h:
7089         (PREFERRED_DEBUGGING_TYPE): Move to elf.h.
7090         (TARGET_ASM_NAMED_SECTION): Move to elf.h.
7091         (MAX_OFILE_ALIGNMENT): Move to elf.h.
7092         (STRING_LIMIT): Move to elf.h.
7093         (ASM_DECLARE_FUNCTION_NAME): Move to elf.h.
7094         (ASM_DECLARE_OBJECT_NAME): Remove.
7095         (ESCAPES): Remove.
7096         (ASM_OUTPUT_SKIP): Remove.
7097         (DWARF2_DEBUGGING_INFO): Remove.
7098         (OBJECT_FORMAT_ELF): Remove.
7099         (USER_LABEL_PREFIX): Remove.
7100         (ASM_OUTPUT_EXTERNAL): Remove.
7101         (ASM_OUTPUT_ASCII): Remove.
7102         (TYPE_ASM_OP): Remove.
7103         (SIZE_ASM_OP): Remove.
7104         (WEAK_ASM_OP): Remove.
7105         (STRING_ASM_OP): Remove.
7106         (SET_ASM_OP): Remove.
7107         (ASM_WEAKEN_LABEL): Remove.
7108         (TYPE_OPERAND_FMT): Remove.
7109         (ASM_DECLARE_FUNCTION_SIZE): Remove.
7110         (ASM_FINISH_DECLARE_OBJECT): Remove.
7111         (NO_DOLLAR_IN_LABEL): Remove.
7112         (ASM_GENERATE_INTERNAL_LABEL): Remove.
7113         (ASM_OUTPUT_CASE_LABEL): Remove.
7114         * config/avr/avr.c (avr_asm_output_aligned_decl_common): Use
7115         ASM_OUTPUT_ALIGNED_LOCAL, ASM_OUTPUT_ALIGNED_COMMON.
7116         (gas_output_ascii): Remove.
7117         (gas_output_limited_string): Remove.
7118         (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
7119         * config/avr/avr-protos.h
7120         (gas_output_ascii): Remove prototye.
7121         (gas_output_limited_string): Remove prototype.
7122
7123 2011-06-27  Richard Earnshaw  <rearnsha@arm.com>
7124
7125         PR target/48637
7126         * arm.c (arm_print_operand): Allow sym+offset.  Don't abort on invalid
7127         asm operands.
7128
7129 2011-06-27  Jan Hubicka  <jh@suse.cz>
7130
7131         * ipa.c (cgraph_address_taken_from_non_vtable_p): Walk references of
7132         node instead of references in node.
7133
7134 2011-06-27  Richard Henderson  <rth@redhat.com>
7135
7136         * config/alpha/alpha.c (vms_patch_builtins): Provide dummy definition.
7137         * config/ia64/ia64.c (ia64_init_builtins): Call vms_patch_builtins
7138         inside ifdef.
7139
7140 2011-06-27  Jakub Jelinek  <jakub@redhat.com>
7141
7142         * c-decl.c (union lang_tree_node): Use it in chain_next expression.
7143
7144         * builtin-types.def (BT_FN_PTR_CONST_PTR_SIZE_VAR): New.
7145         * builtins.def (BUILT_IN_ASSUME_ALIGNED): New builtin.
7146         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call,
7147         find_func_clobbers): Handle BUILT_IN_ASSUME_ALIGNED.
7148         * tree-ssa-ccp.c (bit_value_assume_aligned): New function.
7149         (evaluate_stmt, execute_fold_all_builtins): Handle
7150         BUILT_IN_ASSUME_ALIGNED.
7151         * tree-ssa-dce.c (propagate_necessity): Likewise.
7152         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
7153         call_may_clobber_ref_p_1): Likewise.
7154         * builtins.c (is_simple_builtin, expand_builtin): Likewise.
7155         (expand_builtin_assume_aligned): New function.
7156         * doc/extend.texi (__builtin_assume_aligned): Document.
7157
7158         PR debug/49544
7159         * cselib.c (promote_debug_loc): If cselib_preserve_constants
7160         and l has two DEBUG_INSN owned locs instead of just one, adjust
7161         the second location's setting_insn too.
7162
7163 2011-06-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7164
7165         PR libmudflap/38738
7166         * config/sol2.h [!USE_GLD] (MFLIB_SPEC): Define.
7167
7168 2011-06-27  Nick Clifton  <nickc@redhat.com>
7169
7170         * config/mn10300/mn10300.md (clzsi2): Use XOR after BSCH to convert
7171         bit position of highest bit set into a count of the high zero bits.
7172
7173 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
7174
7175         * dwarf2out.c (TYPE_DECL_IS_STUB): Extend mechanism to all types.
7176
7177 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
7178
7179         PR lto/48492
7180         * dwarf2out.c (dwarf2out_finish): Do not attach a DIE on the limbo list
7181         to a NULL parent.
7182
7183 2011-06-27  Richard Guenther  <rguenther@suse.de>
7184
7185         PR tree-optimization/49394
7186         * passes.c (execute_one_pass): Restore current_pass after
7187         applying IPA transforms.
7188
7189 2011-06-27  Kai Tietz  <ktietz@redhat.com>
7190
7191         * tree-ssa-math-opts.c (do_shift_rotate): Zero bits
7192         out of type precision after operation.
7193         (find_bswap): Take for limit value the integer auto-promotion
7194         into account.
7195
7196 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
7197
7198         * reorg.c (fill_simple_delay_slots): Use stop_search_p to stop the
7199         forward scan as well.
7200
7201 2011-06-27  Tristan Gingold  <gingold@adacore.com>
7202
7203         PR target/44241
7204         * config/vms/vms-protos.h: New file.
7205         * config/vms/vms-crtlmap.map: New file.
7206         * config/vms/vms.c: New file.
7207         * config/vms/make-crtlmap.awk: New file.
7208         * config/vms/vms-crtl.h: File removed.
7209         * config/vms/vms-crtl-64.h: File removed.
7210         * config/vms/t-vms (vms-crtlmap.h, vms.o): New targets.
7211         * config/alpha/vms64.h: Do not include vms-crtl-64.h
7212         * config/alpha/alpha.c (alpha_init_builtins): Remove code to
7213         clear some builtins on VMS.  Calls vms_patch_builtins.
7214         (avms_asm_output_external): Remove.
7215         * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Remove.
7216         (struct crtl_name_spec): Remove
7217         (DO_CTRL_NAMES): Remove.
7218         * config/ia64/vms.h (struct crtl_name_spec): Remove
7219         (DO_CTRL_NAMES): Remove.
7220         * config/ia64/ia64.c (alpha_init_builtins): Remove code to
7221         clear some builtins on VMS.  Calls vms_patch_builtins.
7222         (ia64_asm_output_external): Remove DO_CRTL_NAME.
7223         * config/ia64/vms64.h: Do not include vms-crtl-64.h
7224         * config.gcc (*-*-*vms*): Define extra_objs, target_gtfiles, tm_p_file.
7225
7226 2011-06-27  Tristan Gingold  <gingold@adacore.com>
7227
7228         * config/alpha/alpha.c (alpha_end_function): Always generate .end
7229         directive on VMS.
7230
7231 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
7232
7233         * config/sparc/sparc.c (sparc_frame_pointer_required): Return true if
7234         the function receives nonlocal gotos.
7235
7236 2011-06-27  Richard Guenther  <rguenther@suse.de>
7237
7238         PR tree-optimization/49536
7239         * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
7240         For non-scalar inner types use a scalar type according to
7241         the scalar inner mode.
7242
7243 2011-06-27  Richard Guenther  <rguenther@suse.de>
7244
7245         PR tree-optimization/49365
7246         * params.def (min-insn-to-prefetch-ratio): Reduce from 10 to 9.
7247
7248 2011-06-27  Richard Guenther  <rguenther@suse.de>
7249
7250         PR tree-optimization/49169
7251         * fold-const.c (get_pointer_modulus_and_residue): Don't rely on
7252         the alignment of function decls.
7253
7254 2011-06-26  Iain Sandoe  <iains@gcc.gnu.org>
7255
7256         PR target/47997
7257         * config/darwin.c (darwin_mergeable_string_section): Place string
7258         constants in '.cstring' rather than '.const' when CF/NSStrings are
7259         active.
7260
7261 2011-06-26  Eric Botcazou  <ebotcazou@adacore.com>
7262
7263         * config/sparc/sparc.c (save_local_or_in_reg_p): Adjust comment.
7264         (emit_save_register_window): Likewise.
7265         (sparc_expand_prologue): Use SIZE_INT_RTX and SIZE_RTX variables.
7266         (sparc_flat_expand_prologue): Add comment.  Always emit blockage.
7267         Swap back %o7/%i7 in register naming.
7268
7269 2011-06-25  Iain Sandoe  <iains@gcc.gnu.org>
7270
7271         PR driver/49371
7272         * config/darwin.c (darwin_override_options): Improve warning when
7273         mdynamic-no-pic is given together with fPIC/fpic, also warn when it
7274         is given with fpie/fPIE.
7275         * config/darwin.h (PIE_SPEC): New, (LINK_SPEC): Use PIE_SPEC.
7276         * config/darwin9.h (PIE_SPEC): New.
7277
7278 2011-06-25  Basile Starynkevitch  <basile@starynkevitch.net>
7279
7280         * timevar.c (timevar_print): Increase width for display of timevar
7281         name.
7282
7283 2011-06-24  Jakub Jelinek  <jakub@redhat.com>
7284
7285         PR c++/46400
7286         * c-decl.c (union lang_tree_node): Use TYPE_NEXT_VARIANT
7287         instead of TYPE_CHAIN for chain_next for types.
7288
7289 2011-06-24  Richard Henderson  <rth@redhat.com>
7290
7291         * config/sparc/sparc.md (create_flat_frame_1<P:mode>): Remove.
7292         (create_flat_frame_2<P:mode>, create_flat_frame_3<P:mode>): Remove.
7293         * config/sparc/sparc.c (gen_create_flat_frame_1): Remove.
7294         (gen_create_flat_frame_2, gen_create_flat_frame_3): Remove.
7295         (sparc_flat_expand_prologue): Emit individual instructions
7296         instead of one of the above.
7297
7298 2011-06-24  Easwaran Raman  <eraman@google.com>
7299
7300         PR rtl-optimization/49429
7301         PR target/49454
7302         * expr.c (emit_block_move_hints):  Mark MEM_EXPR(x) and
7303         MEM_EXPR(y) addressable if emit_block_move_via_libcall is
7304         used to copy y into x.
7305         * calls.c (initialize_argument_information): Mark
7306         an argument addressable if it is passed by invisible reference.
7307         (emit_library_call_value_1): Mark  MEM_EXPR (val) addressable
7308         if it is passed by reference.
7309
7310 2011-06-24  H.J. Lu  <hongjiu.lu@intel.com>
7311
7312         PR rtl-optimization/49504
7313         * rtlanal.c (nonzero_bits1): Properly handle addition or
7314         subtraction of a pointer in Pmode if pointers extend unsigned.
7315         (num_sign_bit_copies1): Likewise.
7316
7317 2011-06-24  Martin Jambor  <mjambor@suse.cz>
7318
7319         PR tree-optimizations/49516
7320         * tree-sra.c (sra_modify_assign): Choose the safe path for
7321         aggregate copies if we also did scalar replacements.
7322
7323 2011-06-24  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
7324
7325         PR target/49335
7326         * config/arm/predicates.md (add_operator): New.
7327         * config/arm/arm.md ("*arith_shiftsi"): Fix for SP reg usage in Thumb2.
7328
7329 2011-06-24  Andi Kleen  <ak@linux.intel.com>
7330
7331         * tree-sra.c (type_internals_preclude_sra_p): Add msg
7332         parameter. Split up ifs and report reason in *msg.
7333         (reject): Add.
7334         (find_var_candiate): Add msg variable.
7335         Split up ifs and report reason to reject.
7336         (find_param_candidates): Add msg variable.
7337         Pass msg to type_internals_preclude_sra_p.
7338
7339 2011-06-23  Jeff Law  <law@redhat.com>
7340
7341         PR middle-end/48770
7342         * reload.h (reload): Change to return a bool.
7343         * ira.c (ira): If requested by reload, run a fast DCE pass after
7344         reload has completed.  Fix comment typo.
7345         * reload1.c (need_dce): New file scoped static.
7346         (reload): Set reload_completed here.  Return whether or not a DCE
7347         pass after reload is needed.
7348         (delete_dead_insn): Set need_dce as needed.
7349
7350         PR middle-end/49465
7351         * tree-ssa-threadupate.c (fix_duplicate_block_edges): Fix condition
7352         to detect threading through joiner block.  If there was already
7353         an edge to the new target, then do not change the PHI nodes.
7354
7355 2011-06-23  Jakub Jelinek  <jakub@redhat.com>
7356
7357         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Use
7358         get_pointer_alignment to see if base isn't sufficiently aligned.
7359
7360 2011-06-23  Jan Hubicka  <jh@suse.cz>
7361
7362         PR tree-optimize/49373
7363         * tree-pass.h (all_late_ipa_passes): Declare.
7364         * cgraphunit.c (init_lowered_empty_function): Fix properties.
7365         (cgraph_optimize): Execute late passes; remove unreachable funcions
7366         after materialization.
7367         * ipa-inline.c (gate_ipa_inline): Enable only when optimizing or
7368         LTOing.
7369         * passes.c (all_late_ipa_passes): Declare.
7370         (dump_passes, register_pass): Handle late ipa passes.
7371         (init_optimization_passes): Move ipa_pta to late passes; schedule
7372         fixup_cfg at beggining of all_passes.
7373         (apply_ipa_transforms): New function.
7374         (execute_one_pass): When doing simple ipa pass, apply all transforms.
7375
7376 2011-06-23  Joseph Myers  <joseph@codesourcery.com>
7377
7378         * params.c: Include common/common-target.h.  Don't include tm.h.
7379         (lang_independent_params): Move from toplev.c.
7380         (global_init_params): New.
7381         * params.h (global_init_params): Declare.
7382         * target.def (default_params): Move to common-target.def.
7383         * toplev.c (lang_independent_options): Remove.
7384         (lang_independent_params): Move to params.c.
7385         (general_init): Use global_init_params.
7386         * common/common-target.def (option_default_params): Move from
7387         target.def.
7388         * common/config/ia64/ia64-common.c: Include params.h.
7389         (ia64_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
7390         from ia64.c.
7391         * common/config/rs6000/rs6000-common.c: Include params.h.
7392         (rs6000_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
7393         from rs6000.c.
7394         * common/config/sh/sh-common.c: Include params.h.
7395         (sh_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
7396         from sh.c.
7397         * common/config/spu/spu-common.c: Include params.h.
7398         (spu_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
7399         from spu.c.
7400         * config/ia64/ia64.c (ia64_option_default_params,
7401         TARGET_OPTION_DEFAULT_PARAMS): Move to ia64-common.c.
7402         * config/rs6000/rs6000.c (rs6000_option_default_params,
7403         TARGET_OPTION_DEFAULT_PARAMS): Move to rs6000-common.c.
7404         * config/sh/sh.c (sh_option_default_params,
7405         TARGET_OPTION_DEFAULT_PARAMS): Move to sh-common.c.
7406         * config/spu/spu.c (spu_option_default_params,
7407         TARGET_OPTION_DEFAULT_PARAMS): Move to spu-common.c.
7408         * Makefile.in (OBJS): Remove params.o.
7409         (OBJS-libcommon-target): Add params.o.
7410         (params.o, $(common_out_object_file)): Update dependencies.
7411         * doc/tm.texi: Regenerate.
7412
7413 2011-06-23  Alan Modra  <amodra@gmail.com>
7414
7415         PR bootstrap/49383
7416         * config/rs6000/rs6000.c (call_ABI_of_interest): Adjust cgraph
7417         invocation for 2011-06-09 changes.
7418
7419 2011-06-22  Jakub Jelinek  <jakub@redhat.com>
7420
7421         PR libgomp/49490
7422         * omp-low.c (expand_omp_for_static_nochunk): Only
7423         use n ceil/ nthreads size for the first n % nthreads threads in the
7424         team instead of all threads except for the last few ones which
7425         get less work or none at all.
7426
7427         PR debug/49496
7428         * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Ignore debug
7429         uses.
7430
7431 2011-06-22  Richard Guenther  <rguenther@suse.de>
7432
7433         PR tree-optimization/49493
7434         * tree-ssa-structalias.c (get_constraint_for_ssa_var):
7435         Refer to the alias target of variables.
7436         (associate_varinfo_to_alias_1): Remove.
7437         (ipa_pta_execute): Do not associate aliases with anything.
7438         * cgraph.h (varpool_alias_aliased_node): Fix cut&paste errors.
7439         (cgraph_function_node): Likewise.
7440         (cgraph_function_or_thunk_node): Likewise.
7441         (varpool_variable_node): Likewise.
7442
7443 2011-06-22  Nathan Sidwell  <nathan@codesourcery.com>
7444
7445         * config/arm/arm.h (OPTION_DEFAULT_SPECS): Fix -mtls-dialect typo.
7446         * config.gcc (arm*-*-linux*): Default to gnu tls.
7447         (arm*-*-*): Add --with-tls option.
7448         (all_defaults): Add 'tls'.
7449
7450 2011-06-22  Richard Henderson  <rth@redhat.com>
7451
7452         * reg-notes.def (REG_CFA_WINDOW_SAVE): New.
7453         * dwarf2out.c (dwarf2out_frame_debug): Handle it.
7454         (dwarf2out_frame_debug_cfa_window_save): Rename from
7455         dwarf2out_window_save; make static.
7456         * tree.h (dwarf2out_window_save): Don't declare.
7457
7458         * config/sparc/sparc.c (sparc_dwarf_handle_frame_unspec): Remove.
7459         (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Remove.
7460         (emit_save_register_window): Rename from gen_save_register_window;
7461         emit the insn and add REG_CFA_* notes.
7462         (sparc_expand_prologue): Update to match.
7463         * config/sparc/sparc.md (save_register_window_1): Simplify from
7464         save_register_window<P:mode>.
7465
7466 2011-06-22  H.J. Lu  <hongjiu.lu@intel.com>
7467
7468         PR target/49497
7469         * config/i386/i386.md (*lea_general_2): Always allow SImode.
7470         (*lea_general_2_zext): Likewise.
7471         (imul to lea peepholes): Use const359_operand and check
7472         TARGET_PARTIAL_REG_STALL.
7473
7474         * config/i386/predicates.md (const359_operand): New.
7475
7476 2011-06-22  Michael Matz  <matz@suse.de>
7477
7478         * cgraphunit.c (assemble_thunk): Use correct return type.
7479
7480 2011-06-22  Dmitry Plotnikov  <dplotnikov@ispras.ru>
7481             Dmitry Melnik  <dm@ispras.ru>
7482
7483         * config/arm/arm.c (neon_immediate_valid_for_shift): New function.
7484         (neon_output_shift_immediate): Ditto.
7485         * config/arm/arm-protos.h (neon_immediate_valid_for_shift): New
7486         prototype.
7487         (neon_output_shift_immediate): Ditto.
7488         * config/arm/neon.md (vashl<mode>3): Modified constraint.
7489         (vashr<mode>3_imm): New insn pattern.
7490         (vlshr<mode>3_imm): Ditto.
7491         (vashr<mode>3): Modified constraint.
7492         (vlshr<mode>3): Ditto.
7493         * config/arm/predicates.md (imm_for_neon_lshift_operand): New
7494         predicate.
7495         (imm_for_neon_rshift_operand): Ditto.
7496         (imm_lshift_or_reg_neon): Ditto.
7497         (imm_rshift_or_reg_neon): Ditto.
7498
7499         * optabs.c (init_optabs): Init optab codes for vashl, vashr, vlshr.
7500
7501 2011-06-22  Jakub Jelinek  <jakub@redhat.com>
7502
7503         * tree-ssa-ccp.c (evaluate_stmt): Try bitwise tracking for
7504         builtin calls even if likelyvalue is not CONSTANT.
7505         Handle BUILT_IN_STRDUP and BUILT_IN_STRNDUP like BUILT_IN_MALLOC.
7506         Return get_value_for_expr of first operand
7507         for BUILT_IN_{MEM{CPY,MOVE,SET},STR{,N}CPY}{,_CHK}.
7508         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
7509         BUILT_IN_{MEM{{,P}CPY,MOVE,SET},STR{,N}C{PY,AT},STPCPY}_CHK like
7510         their non-checking counterparts.
7511         (call_may_clobber_ref_p_1): Likewise.
7512         (stmt_kills_ref_p_1): Handle BUILT_IN_MEM{{,P}CPY,MOVE,SET}_CHK
7513         like their non-checking counterparts.
7514         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
7515         Handle BUILT_IN_{MEM{{,P}CPY,MOVE,SET},STR{,N}C{PY,AT},STPCPY}_CHK
7516         like their non-checking counterparts.
7517         (find_func_clobbers): Likewise.
7518         * tree-ssa-dce.c (propagate_necessity): Handle BUILT_IN_MEMSET_CHK
7519         like BUILT_IN_MEMSET and BUILT_IN_CALLOC like BUILT_IN_MALLOC.
7520
7521         * dwarf2out.c (size_of_loc_descr, output_loc_operands,
7522         mark_base_types, hash_loc_operands, compare_loc_operands): Allow
7523         DW_OP_GNU_convert and DW_OP_GNU_reinterpret to use constant instead
7524         of base type reference as argument.
7525         (resolve_addr_in_expr): Likewise.  Fix keep computation.
7526         (convert_descriptor_to_signed): Renamed to...
7527         (convert_descriptor_to_mode): ... this.  For wider types convert to
7528         unsigned instead of signed, for <= DWARF2_ADDR_SIZE convert to untyped.
7529         (typed_binop): New function.
7530         (scompare_loc_descriptor, ucompare_loc_descriptor,
7531         minmax_loc_descriptor, mem_loc_descriptor): For wider integer modes
7532         default to unsigned type instead of signed.
7533
7534         PR debug/47858
7535         * gimple.h (enum gimple_debug_subcode): Add GIMPLE_DEBUG_SOURCE_BIND.
7536         (gimple_build_debug_source_bind_stat): New prototype.
7537         (gimple_build_debug_source_bind): Define.
7538         (gimple_debug_source_bind_p, gimple_debug_source_bind_get_var,
7539         gimple_debug_source_bind_get_value,
7540         gimple_debug_source_bind_get_value_ptr,
7541         gimple_debug_source_bind_set_var,
7542         gimple_debug_source_bind_set_value): New inlines.
7543         * gimple.c (gimple_build_debug_source_bind_stat): New function.
7544         * gimple-pretty-print.c (dump_gimple_debug): Handle
7545         GIMPLE_DEBUG_SOURCE_BIND.
7546         * sese.c (rename_uses): Handle gimple_debug_source_bind_p.
7547         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7548         * tree-parloops.c (eliminate_local_variables,
7549         separate_decls_in_region): Likewise.
7550         (separate_decls_in_region_debug): Renamed from
7551         separate_decls_in_region_debug_bind.  Handle
7552         gimple_debug_source_bind_p.
7553         * tree.h (decl_debug_args_lookup, decl_debug_args_insert): New
7554         prototypes.
7555         (DECL_HAS_DEBUG_ARGS_P): Define.
7556         (struct tree_function_decl): Add has_debug_args_flag field.
7557         * tree.c (debug_args_for_decl): New variable.
7558         (decl_debug_args_lookup, decl_debug_args_insert): New functions.
7559         * tree-into-ssa.c (mark_def_sites): Handle uses in debug stmts.
7560         (rewrite_debug_stmt_uses): New function.
7561         (rewrite_stmt): Use it to rewrite debug stmt uses.
7562         * rtl.def (DEBUG_PARAMETER_REF): New.
7563         * rtl.h (DEBUG_PARAMETER_REF_DECL): Define.
7564         * cselib.c (rtx_equal_for_cselib_1, cselib_hash_rtx): Handle
7565         DEBUG_PARAMETER_REF.
7566         * rtl.c (rtx_equal_p_cb, rtx_equal_p, iterative_hash_rtx): Likewise.
7567         * print-rtl.c (print_rtx): Likewise.
7568         * tree-sra.c (sra_ipa_reset_debug_stmts): Prefer replacing of
7569         SSA_NAMEs with DEBUG_EXPR_DECLs initialized in source bind
7570         debug stmts in the first bb.
7571         * tree-inline.c (remap_ssa_name): If remapping default def
7572         of a PARM_DECL fails, map to a DEBUG_EXPR_DECL set in
7573         a source bind debug stmt.
7574         (remap_gimple_stmt): Handle gimple_debug_source_bind_p.
7575         (maybe_move_debug_stmts_to_successors): Likewise.
7576         (copy_debug_stmt): Likewise.  Avoid shadowing a variable.
7577         (tree_function_versioning): If DECL_HAS_DEBUG_ARGS_P, copy
7578         debug args vector from old_decl to new_decl.
7579         * ipa-prop.c (ipa_modify_call_arguments): For optimized away
7580         or modified parameters, add debug bind stmts before call
7581         setting DEBUG_EXPR_DECL which is remembered in debug args vector.
7582         * cfgexpand.c (expand_call_stmt): Call expand_debug_expr
7583         on DECL_DEBUG_EXPRs from debug args vector.
7584         (expand_debug_source_expr): New function.
7585         (expand_debug_locations): Use it for source bind insns.
7586         (expand_gimple_basic_block): Handle gimple_debug_source_bind_p.
7587         * var-tracking.c (prepare_call_arguments): Add debug args
7588         to call_arguments if any.
7589         * dwarf2out.c (dwarf_stack_op_name, size_of_loc_descr,
7590         output_loc_operands, output_loc_operands_raw, resolve_addr_in_expr,
7591         compare_loc_operands): Handle DW_OP_GNU_parameter_ref.
7592         (get_ref_die_offset, parameter_ref_descriptor): New functions.
7593         (mem_loc_descriptor): Handle DEBUG_PARAMETER_REF.
7594         (gen_subprogram_die): Handle parameters identified by
7595         DEBUG_PARAMETER_REF.
7596
7597 2011-06-22  Nathan Sidwell  <nathan@codesourcery.com>
7598
7599         * doc/invoke.texi (ARM Options): Document -mtls-dialect option.
7600         * doc/install.texi (Configuration): Document --with-tls.
7601         * config/arm/arm.c (enum tls_reloc): Add TLS_DESCSEQ.
7602         (arm_call_tls_get_addr): Clean up. Assert not tls descriptor.
7603         (arm_tls_descseq_addr): New.
7604         (legitimize_tls_address): Add tlsdesc support.
7605         (arm_cannot_copy_insn_p): Check for tlscall.
7606         (arm_emit_tls_decoration): Likewise.
7607         * config/arm/arm.h (TARGET_GNU2_TLS): New.
7608         (OPTION_DEFAULT_SPECS): Add with-tls support.
7609         * config/arm/arm.md (R1_REGNUM): Define.
7610         (tlscall): New.
7611         * config/arm/arm.opt (tls_type): New enumeration type and values.
7612         (mtls-dialect): New switch.
7613         * config/arm/arm-opts.h (enum tls_type): New.
7614
7615 2011-06-21  Nicola Pero  <nicola.pero@meta-innovation.com>
7616
7617         * attribs.c (register_attribute): Added assert to check that all
7618         attribute specs are registered with a name that is not empty and
7619         does not start with '_'.
7620         (decl_attributes): Avoid the lookup of the "naked" attribute spec
7621         if the function has no attributes.
7622         * tree.c (is_attribute_with_length_p): Removed.
7623         (is_attribute_p): Removed.
7624         (private_is_attribute_p): New.
7625         (private_lookup_attribute): New.
7626         (lookup_attribute): Removed.
7627         (lookup_ident_attribute): New.
7628         (remove_attribute): Require the first argument to be in the form
7629         'text', not '__text__'.  Updated asserts.
7630         (merge_attributes): Use lookup_ident_attributes instead of
7631         lookup_attribute.
7632         (merge_dllimport_decl_attributes): Use remove_attribute.
7633         (attribute_list_contained): Likewise.
7634         (attribute_list_equal): Immediately return 1 if the arguments are
7635         identical pointers.
7636         * tree.h (is_attribute_p): Made inline.  Return a 'bool', not an
7637         'int'.  Require the first argument to be in the form 'text', not
7638         '__text__'.  Require the second argument to be an identifier.
7639         (lookup_attribute): Made inline.  Require the first argument to be
7640         in the form 'text', not '__text__'.
7641         (private_is_attribute_p, private_lookup_attribute): New.
7642         Updated comments.
7643
7644 2011-06-21  Andrew MacLeod  <amacleod@redhat.com>
7645
7646         * builtins.c: Add sync_ or SYNC__ to builtin names.
7647         * sync-builtins.def: Add sync_ or SYNC__ to builtin names.
7648         * omp-low.c: Add sync_ or SYNC__ to builtin names.
7649
7650 2011-06-21  Georg-Johann Lay  <avr@gjlay.de>
7651
7652         PR target/33049
7653         * config/avr/avr.md (extzv): New expander.
7654         (*extzv): New insn.
7655         (*extzv.qihi1, *extzv.qihi2): New insn-and-split.
7656         * config/avr/constraints.md (C04): New constraint.
7657         * doc/md.texi (Machine Constraints): Document it.
7658
7659 2011-06-21  Jakub Jelinek  <jakub@redhat.com>
7660
7661         PR middle-end/49489
7662         * builtins.c (expand_builtin_unop): Call expand_unop with 0 as
7663         unsignedp argument instead of 1 for clrsb_optab.
7664         (fold_builtin_bitop): Fix masking for width > HOST_BITS_PER_WIDE_INT
7665         and < 2 * HOST_BITS_PER_WIDE_INT.  Optimize BUILT_IN_CLRSB*.
7666         (fold_builtin_1): Call fold_builtin_binop for BUILT_IN_CLRSB*.
7667         * optabs.c (widen_leading): Call widen_operand and expand_unop
7668         with 0 as unsignedp argument instead of 1 for clrsb_optab.
7669         (expand_unop): Subtract difference of mode sizes also for clrsb_optab.
7670
7671 2011-06-21  Georg-Johann Lay  <avr@gjlay.de>
7672
7673         * config/avr/avr.md (*jcindirect_jump): Fix build warning.
7674
7675 2011-06-21  Bernd Schmidt  <bernds@codesourcery.com>
7676
7677         * gensupport.c (add_define_attr): New static function.
7678         (is_predicable): Allow multi-alternative lists for the "predicable"
7679         attribute.
7680         (modify_attr_enabled_ce, alter_attrs_for_insn): New static functions.
7681         (process_one_cond_exec): Call alter_attrs_for_insn.
7682         * doc/md.texi (Defining Attributes): Mention some standard names.
7683         (Conditional Execution): Update documentation for "predicable".
7684
7685         * doc/extend.texi (__builtin_clrsb, __builtin_clrsbl,
7686         __builtin_clrsbll): Document.
7687         * doc/rtl.texi (clrsb): New entry.
7688         * optabs.c (widen_leading): Renamed from widen_clz.  New argument
7689         UNOPTAB.  All callers changed.  Use UNOPTAB instead of clz_optab.
7690         (expand_unop): Handle clrsb_optab.
7691         (init_optabs): Initialize it.
7692         * optabs.h (enum optab_index): New entry OTI_clrsb.
7693         (clrsb_optab): Define.
7694         * genopinit.c (optabs): Add an entry for it.
7695         * builtins.c (expand_builtin): Handle clrsb builtin functions.
7696         * builtins.def (BUILT_IN_CLRSB, BUILT_IN_CLRSBIMAX, BUILT_IN_CLRSBL,
7697         BUILT_IN_CLRSBLL): New.
7698         * rtl.def (CLRSB): New code.
7699         * dwarf2out.c (mem_loc_descriptor): Handle it.
7700         * simplify-rtx.c (simplify_const_unary_operation): Likewise.
7701         Use op_mode rather than mode when optimizing ffs, clz, ctz, parity
7702         and popcount.
7703         * libgcc2.c (__clrsbSI2, __clrsbDI2): New functions.
7704         * libgcc2.h (__clrsbSI2, __clrsbDI2): Define and declare.
7705         (__ctzDI2): Move declaration.
7706         * config/bfin/bfin.md (clrsbsi2): New expander.
7707         (signbitssi2): Use the CLRSB rtx.
7708         (clrsbhi2): Renamed from signbitshi2.  Use the CLRSB rtx.
7709         * config/bfin/bfin.c (bdesc_1arg): Changed accordingly.
7710
7711 2011-06-21  Richard Guenther  <rguenther@suse.de>
7712
7713         * ipa-inline-transform.c (inline_transform): Fix previous change.
7714
7715 2011-06-21  Ira Rosen  <ira.rosen@linaro.org>
7716
7717         PR tree-optimization/49478
7718         * tree-vect-loop.c (vectorizable_reduction): Handle DOT_PROD_EXPR
7719         with constant operand.
7720
7721 2011-06-21  Richard Guenther  <rguenther@suse.de>
7722
7723         * ipa-inline-transform.c (inline_transform): Fix typo.
7724
7725 2011-06-21  Richard Guenther  <rguenther@suse.de>
7726
7727         PR tree-optimization/49483
7728         * tree-vect-stmts.c (vectorizable_assignment): Also handle
7729         VIEW_CONVERT_EXPR conversions.
7730
7731 2011-06-21  Joseph Myers  <joseph@codesourcery.com>
7732
7733         * config/avr/avr-mcus.def, config/avr/genopt.sh: New files.
7734         * config/avr/avr-tables.opt: New file (generated).
7735         * config.gcc (avr-*-*): Use avr/avr-tables.opt.
7736         * config/avr/avr-devices.c (avr_mcu_types): Move contents to
7737         avr-mcus.def.
7738         * config/avr/avr.c (avr_help, TARGET_HELP): Remove.
7739         (avr_option_override): Don't process -mmcu= argument here.  Set
7740         avr_current_device using avr_mcu_index.
7741         (avr_file_start): Use avr_current_device->name instead of avr_mcu_name.
7742         * config/avr/avr.opt (mmcu=): Use Enum.
7743         * config/avr/t-avr (avr-devices.o): Update dependencies.
7744         ($(srcdir)/config/avr/avr-tables.opt): New.
7745         * target.def (help): Remove.
7746         * doc/tm.texi.in (TARGET_HELP): Remove.
7747         * doc/tm.texi: Regenerate.
7748         * opts.c: Don't include target.h.
7749         (common_handle_option): Don't call targetm.help.
7750         * system.h (TARGET_HELP): Poison.
7751         * Makefile.in (opts.o): Update dependencies.
7752
7753 2011-06-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7754
7755         * config/usegld.h: New file.
7756         * config/sol2.h (PREFERRED_DEBUGGING_TYPE): Remove.
7757         (CPP_SUBTARGET_SPEC): Remove -compat-bsd support.
7758         (LIB_SPEC): Likewise.  Search /lib.
7759         (LINK_ARCH32_SPEC_BASE): Remove -compat-bsd support.
7760         (RDYNAMIC_SPEC): Handle GNU ld.
7761         [HAVE_LD_EH_FRAME_HDR && TARGET_DL_ITERATE_PHDR] (LINK_EH_SPEC):
7762         Define.
7763         (SUPPORTS_INIT_PRIORITY): Only disable for Sun ld.
7764         (SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Define.
7765         [!USE_GAS] (NO_DBX_BNSYM_ENSYM): Redefine.
7766         (STACK_CHECK_STATIC_BUILTIN): Define.
7767         * config/sol2.opt (compat-bsd): Remove.
7768         * config/sol2-10.h (TARGET_C99_FUNCTIONS): Remove undef.
7769         * config/sol2-bi.h: New file.
7770         * config/sol2-gld.h: Remove.
7771         * config/i386/sol2.h (TLS_COMMON_ASM_OP): Only define if !USE_GAS.
7772         (NO_DBX_BNSYM_ENSYM): Remove.
7773         (SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Remove.
7774         (STACK_CHECK_STATIC_BUILTIN): Remove.
7775         Test USE_GLD instead of TARGET_GNU_LD.
7776         * config/i386/sol2-10.h: Rename to ...
7777         * config/i386/sol2-bi.h .. this.
7778         (SUBTARGET_EXTRA_SPECS): Redefine.
7779         (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE): Remove.
7780         (MULTILIB_DEFAULTS): Remove.
7781         (DEFAULT_ARCH32_P): Define.
7782         (LINK_ARCH64_SPEC_BASE, LINK_ARCH64_SPEC): Remove.
7783         (ARCH64_SUBDIR): Define.
7784         Test USE_GLD instead of TARGET_GNU_LD.
7785         (I386_EMULATION): Rename to ...
7786         (ARCH32_EMULATION): ... this.
7787         (X86_64_EMULATION): Rename to ...
7788         (ARCH64_EMULATION): ... this.
7789         (TARGET_LD_EMULATION): Remove.
7790         (LINK_ARCH_SPEC): Remove.
7791         * config/i386/sol2-gas.h: Remove.
7792         * config/i386/t-sol2-10: Rename to ...
7793         * config/i386/t-sol2-64: ... this.
7794         * config/sparc/sol2.h (SPARC_DEFAULT_CMODEL): Redefine.
7795         (AS_SPARC64_FLAG): Define.
7796         (ASM_CPU32_DEFAULT_SPEC, ASM_CPU64_DEFAULT_SPEC): Redefine.
7797         (CPP_CPU64_DEFAULT_SPEC, ASM_CPU32_DEFAULT_SPEC): Redefine
7798         depending on TARGET_CPU_DEFAULT.
7799         (CPP_CPU_SPEC): Redefine.
7800         (ASM_CPU_SPEC): Handle DEFAULT_ARCH32_P.
7801         (CPP_CPU_DEFAULT_SPEC, ASM_CPU_DEFAULT_SPEC): Redefine.
7802         (CPP_ARCH32_SPEC, CPP_ARCH64_SPEC, CPP_ARCH_SPEC): Redefine.
7803         (ASM_ARCH_SPEC, ASM_ARCH32_SPEC, ASM_ARCH64_SPEC,
7804         ASM_ARCH_DEFAULT_SPEC): Redefine.
7805         (SUBTARGET_EXTRA_SPECS): Add LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
7806         LINK_ARCH_DEFAULT_SPEC.
7807         [USE_GLD] (ARCH32_EMULATION, ARCH64_EMULATION): Define.
7808         [USE_GLD] (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC): Redefine.
7809         (ARCH64_SUBDIR): Define.
7810         (LINK_ARCH64_SPEC): Redefine.
7811         (CC1_SPEC): Redefine.
7812         (OPTION_DEFAULT_SPECS): Redefine.
7813         (MULTILIB_DEFAULTS): Define.
7814         (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE): Redefine.
7815         [USE_GAS && HAVE_AS_TLS] (TARGET_SUN_TLS, TARGET_GNU_TLS): Redefine.
7816         [USE_GLD] (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undef.
7817         (NO_DBX_BNSYM_ENSYM): Remove.
7818         (SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Remove.
7819         (ASM_OUTPUT_ALIGN_WITH_NOP): Only define if !USE_GAS.
7820         (TARGET_ASM_NAMED_SECTION): Likewise.
7821         (STACK_CHECK_STATIC_BUILTIN): Remove.
7822         * config/sparc/sol2-bi.h: Remove.
7823         * config/sparc/sol2-gas-bi.h: Remove.
7824         * config/sparc/sol2-gas.h: Remove.
7825         * config/sparc/sol2-gld-bi.h: Remove.
7826         * config.gcc (i[34567]86-*-solaris2*, sparc*-*-solaris2*): Move
7827         common parts ...
7828         (*-*-solaris2*): ... here.
7829
7830 2011-06-21  Christian Bruel  <christian.bruel@st.com>
7831
7832         PR other/43564
7833         * ipa-inline.c (can_inline_edge_p): Check
7834         !DECL_DISREGARD_INLINE_LIMITS.
7835
7836 2011-06-21  Christian Bruel  <christian.bruel@st.com>
7837
7838         PR middle-end/49139
7839         * cgraphunit.c (process_function_and_variable_attributes): warn when
7840         always_inline functions that are not inline.
7841         * ipa-inline-transform.c (inline_transform): Always call
7842         optimize_inline.
7843         * tree-inline.c (tree_inlinable_function_p): Use error instead
7844         of sorry.
7845         (expand_call_inline): Likewise.
7846
7847 2011-06-21  Jakub Jelinek  <jakub@redhat.com>
7848
7849         * Makefile.in (dg_target_exps): Set.
7850         (check_gcc_parallelize): Parallelize gcc testing into 10 jobs
7851         instead of 7, try to divide it more evenly.
7852
7853 2011-06-20  Changpeng Fang  <changpeng.fang@amd.com>
7854
7855         PR target/49089
7856         * config/i386/i386.c (avx256_split_unaligned_load): New definition.
7857         (avx256_split_unaligned_store): New definition.
7858         (ix86_option_override_internal): Enable avx256 unaligned load/store
7859         splitting only when avx256_split_unaligned_load/store is set.
7860
7861 2011-06-20  Bernd Schmidt  <bernds@codesourcery.com>
7862
7863         * regrename.c (scan_rtx_reg): Handle the case where we write to an
7864         open chain in a smaller mode without failing the entire block.
7865
7866 2011-06-21  Alan Modra  <amodra@gmail.com>
7867
7868         * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): Match
7869         CONST high part large-toc address.
7870         (rs6000_tls_referenced_p): Make static.
7871         * config/rs6000/rs6000-protos.h (rs6000_tls_referenced_p): Delete.
7872
7873 2011-06-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
7874
7875         PR target/49385
7876         * config/arm/thumb2.md (*thumb2_movhi_insn): Make sure atleast
7877         one of the operands is a register.
7878
7879 2011-06-20  Kai Tietz  <ktietz@redhat.com>
7880
7881         * fold-const.c (fold_binary_loc): Add missing folding for truth-not
7882         operations in combination with binary and.
7883
7884 2011-06-20  Bernd Schmidt  <bernds@codesourcery.com>
7885
7886         * regrename.c (do_replace): Don't update notes.
7887
7888 2011-06-20  Alan Modra  <amodra@gmail.com>
7889
7890         * config/rs6000/rs6000.c (create_TOC_reference): Wrap high part
7891         of toc-relative address in CONST.
7892         (rs6000_delegitimize_address): Recognize changed address.
7893         (rs6000_legitimize_reload_address): Likewise.
7894         (rs6000_emit_move): Don't force these constants to memory.
7895         * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Wrap high part of
7896         toc-relative address in CONST.
7897         (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
7898         (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
7899
7900 2011-06-18  H.J. Lu  <hongjiu.lu@intel.com>
7901
7902         * longlong.h (count_leading_zeros): Use long long builtin for x86-64.
7903         (count_trailing_zeros): Likewise.
7904
7905 2011-06-18  H.J. Lu  <hongjiu.lu@intel.com>
7906
7907         PR other/49325
7908         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Properly check if
7909         .init_array can be used with .ctors on targets.
7910         * configure: Regenerated.
7911
7912 2011-06-18  Eric Botcazou  <ebotcazou@adacore.com>
7913
7914         * tree-sra.c (type_internals_preclude_sra_p) <ARRAY_TYPE>: Return true
7915         if the element type is volatile.
7916
7917 2011-06-18  Jan Hubicka  <jh@suse.cz>
7918
7919         * lto-symtab.c (lto_varpool_replace_node): Remove code handling
7920         extra name aliases.
7921         (lto_symtab_resolve_can_prevail_p): Likewise.
7922         (lto_symtab_merge_cgraph_nodes): Update alias_of pointers.
7923         * cgraphbuild.c (record_reference): Remove extra body alias code.
7924         (mark_load): Likewise.
7925         (mark_store): Likewise.
7926         * cgraph.h (varpool_node): Remove extra_name filed;
7927         add alias_of and extraname_alias.
7928         (varpool_create_variable_alias, varpool_for_node_and_aliases): Declare.
7929         (varpool_alias_aliased_node): New inline function.
7930         (varpool_variable_node): New function.
7931         * cgraphunit.c (handle_alias_pairs): Handle also variable aliases.
7932         * ipa-ref.c (ipa_record_reference): Allow aliases on variables.
7933         * lto-cgraph.c (lto_output_varpool_node): Update streaming.
7934         (input_varpool_node): Likewise.
7935         * lto-streamer-out.c (produce_symtab): Remove extra name aliases.
7936         (varpool_externally_visible_p): Remove extra body alias code.
7937         (function_and_variable_visibility): Likewise.
7938         * tree-ssa-structalias.c (associate_varinfo_to_alias_1): New function.
7939         (ipa_pta_execute): Use it.
7940         * varpool.c (varpool_remove_node): Remove extra name alias code.
7941         (varpool_mark_needed_node): Likewise.
7942         (varpool_analyze_pending_decls): Analyze aliases.
7943         (assemble_aliases): New functoin.
7944         (varpool_assemble_decl): Use it.
7945         (varpool_create_variable_alias): New function.
7946         (varpool_extra_name_alias): Rewrite.
7947         (varpool_for_node_and_aliases): New function.
7948
7949 2011-06-18  Jakub Jelinek  <jakub@redhat.com>
7950
7951         PR target/49411
7952         * config/i386/i386.c (ix86_expand_multi_arg_builtins): If
7953         last_arg_constant and last argument doesn't match its predicate,
7954         for xop_vpermil2<mode>3 error out and for xop_rotl<mode>3
7955         if it is CONST_INT, mask it, otherwise expand using rotl<mode>3.
7956         (ix86_expand_sse_pcmpestr, ix86_expand_sse_pcmpistr): Fix
7957         spelling of error message.
7958         * config/i386/sse.md (sse4a_extrqi, sse4a_insertqi,
7959         vcvtps2ph, *vcvtps2ph, *vcvtps2ph_store, vcvtps2ph256): Use
7960         const_0_to_255_operand instead of const_int_operand.
7961
7962         Revert:
7963         2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
7964
7965         * config/i386/sse.md (blendbits): Remove mode attribute.
7966         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
7967         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
7968         Check integer value of operand 3 in insn constraint.
7969
7970 2011-06-17  Hans-Peter Nilsson  <hp@axis.com>
7971
7972         PR rtl-optimization/48542
7973         * reload.c (find_equiv_reg): Stop looking when finding a
7974         setjmp-type call.
7975         * reload1.c (reload_as_needed): Invalidate all reload
7976         registers when crossing a setjmp-type call.
7977
7978 2011-06-16  Jeff Law  <law@redhat.com>
7979
7980         * tree-ssa-threadupdate.c (struct redirection_data): New field
7981         intermediate_edge.
7982         (THREAD_TARGET2): Define.
7983         (redirection_data_eq): Also check that the intermediate edge is equal.
7984         (lookup_redirection_data): Drop useless argument.  Extract the
7985         outgoing_edge and intermediate edge from E.  Callers updated.
7986         (copy_phi_args, update_destination_phis): New functions.
7987         (fix_duplicate_block_edges): Likewise.
7988         (create_edge_and_update_destination_phis): Duplicate all the edges
7989         hung off e->aux.  Use copy_phi_args.
7990         (create_duplicates): Use fix_duplicate_block_edges.
7991         (fixup_template_block): Likewise.
7992         (redirect_edges): If necessary, redirect the joiner block's incoming
7993         edge to the duplicate of the joiner block.
7994         (thread_block): Don't muck up loops when threading through a joiner
7995         block.
7996         (thread_through_loop_header): Handle threading through a joiner block.
7997         (mark_threaded_blocks, register_jump_thread): Likewise.
7998         * tree-flow.h (register_jump_thread): Add new argument.  Callers
7999         updated.
8000         * tree-ssa-threadedge.c (phi_args_equal_on_edges): New function.
8001         (thread_across_edge): Handle threading through a joiner block.
8002
8003 2011-06-16  Martin Jambor  <mjambor@suse.cz>
8004
8005         PR tree-optimization/49343
8006         * tree-sra.c (build_ref_for_model): Use component_ref_field_offset to
8007         calculate offset, provide 2nd operand for the new COMPONENT_REF.
8008
8009 2011-06-16  Iain Sandoe  <iains@gcc.gnu.org>
8010
8011         * config/darwin-protos.h (machopic_select_rtx_section): Move to
8012         inside RTX_CODE ifdef.
8013
8014 2011-06-16  Tom de Vries  <tom@codesourcery.com>
8015
8016         PR target/45098
8017         * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith):
8018         Disallow NULL pointer for pointer arithmetic.
8019
8020 2011-06-16  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
8021
8022         PR target/49398
8023         Revert.
8024         2011-06-10  Wei Guozhi  <carrot@google.com>
8025
8026         PR target/45335
8027         * config/arm/ldmstm.md (ldm2_ia, stm2_ia, ldm2_ib, stm2_ib, ldm2_da,
8028         stm2_da, ldm2_db, stm2_db): Add condition !arm_arch7 to these insns.
8029         (ldrd, ldrd_reg1, ldrd_reg2 and peephole2): New insn patterns and
8030         related peephole2.
8031         (strd, strd_reg1, strd_reg2 and peephole2): New insn patterns and
8032         related peephole2.
8033         * config/arm/arm-protos.h (arm_check_ldrd_operands): New prototype.
8034         (arm_legitimate_ldrd_p): New prototype.
8035         (arm_output_ldrd): New prototype.
8036         * config/arm/arm.c (arm_check_ldrd_operands): New function.
8037         (arm_legitimate_ldrd_p): New function.
8038         (arm_output_ldrd): New function.
8039
8040 2011-06-16  Joern Rennecke  <joern.rennecke@embecosm.com>
8041
8042         PR middle-end/46500
8043         * doc/tm.texi.in: Update Copyright date.
8044         * doc/tm.texi: Regenerate.
8045         * targhooks.c (default_setup_incoming_varargs): Replace
8046         CUMULATIVE_ARGS* argument type with cumulative_args_t.
8047         (default_pretend_outgoing_varargs_named): Likewise.
8048         (hook_pass_by_reference_must_pass_in_stack): Likewise.
8049         (hook_callee_copies_named): Likewise.
8050         (default_function_arg_advance): Likewise.
8051         (default_function_arg): Likewise.
8052         (default_function_incoming_arg): Likewise.
8053         (hook_bool_CUMULATIVE_ARGS_false): Likewise.
8054         (hook_bool_CUMULATIVE_ARGS_true): Likewise.
8055         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Likewise.
8056         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
8057         (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Likewise.
8058         * targhooks.h (default_setup_incoming_varargs): Likewise.
8059         (default_pretend_outgoing_varargs_named): Likewise.
8060         (hook_pass_by_reference_must_pass_in_stack): Likewise.
8061         (hook_callee_copies_named): Likewise.
8062         (default_function_arg_advance): Likewise.
8063         (default_function_arg): Likewise.
8064         (default_function_incoming_arg): Likewise.
8065         (hook_bool_CUMULATIVE_ARGS_false): Likewise.
8066         (hook_bool_CUMULATIVE_ARGS_true): Likewise.
8067         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Likewise.
8068         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
8069         (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Likewise.
8070         * target.def (pass_by_reference): Likewise.
8071         (setup_incoming_varargs, strict_argument_naming): Likewise.
8072         (pretend_outgoing_varargs_named, callee_copies): Likewise.
8073         (arg_partial_bytes, function_arg_advance, function_arg): Likewise.
8074         (function_incoming_arg): Likewise.
8075         * target.h: Don't include "tm.h" .
8076         (cumulative_args_t): New typedef.
8077         [GCC_TM_H] (get_cumulative_args): New static inline function.
8078         [GCC_TM_H] (pack_cumulative_args): Likewise.
8079         * config/alpha/alpha.c (alpha_function_arg): Replace CUMULATIVE_ARGS*
8080         argument type with cumulative_args_t.
8081         (alpha_function_arg_advance, alpha_arg_partial_bytes): Likewise.
8082         (alpha_pass_by_reference, alpha_setup_incoming_varargs): Likewise.
8083         * config/frv/frv.c (frv_setup_incoming_varargs): Likewise.
8084         (frv_arg_partial_bytes, frv_function_arg): Likewise.
8085         (frv_function_incoming_arg, frv_function_arg_advance): Likewise.
8086         (frv_function_arg_1): Likewise.
8087         * config/s390/s390.c (s390_pass_by_reference): Likewise.
8088         (s390_function_arg_advance, s390_function_arg): Likewise.
8089         * config/m32c/m32c.c (m32c_function_arg): Likewise.
8090         (m32c_pass_by_reference, m32c_function_arg_advance): Likewise.
8091         (m32c_strict_argument_naming): Likewise.
8092         * config/spu/spu.c (spu_pass_by_reference, spu_function_arg): Likewise.
8093         (spu_function_arg_advance): Likewise.
8094         (spu_setup_incoming_varargs): Likewise.  Make static.
8095         * config/spu/spu-protos.h (spu_setup_incoming_varargs):
8096         Remove prototype.
8097         * config/sparc/sparc.c (sparc_strict_argument_naming): Replace
8098         CUMULATIVE_ARGS* argument type with cumulative_args_t.
8099         (sparc_pass_by_reference, sparc_function_arg_advance): Likewise.
8100         (sparc_function_arg, sparc_function_incoming_arg): Likewise.
8101         (sparc_arg_partial_bytes, sparc_function_arg_1): Likewise.
8102         * config/mep/mep.c (mep_setup_incoming_varargs): Likewise.
8103         (mep_pass_by_reference, mep_function_arg): Likewise.
8104         (mep_function_arg_advance): Likewise.
8105         * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
8106         (m32r_pass_by_reference, m32r_arg_partial_bytes): Likewise.
8107         (m32r_function_arg, m32r_function_arg_advance): Likewise.
8108         * config/rx/rx.c (rx_function_arg, rx_function_arg_advance): Likewise.
8109         * config/i386/i386.c (ix86_function_arg_advance): Likewise.
8110         (ix86_function_arg, ix86_pass_by_reference): Likewise.
8111         (ix86_setup_incoming_varargs): Likewise.
8112         * config/sh/sh.c (sh_setup_incoming_varargs): Likewise.
8113         (sh_strict_argument_naming): Likewise.
8114         (sh_pretend_outgoing_varargs_named, sh_pass_by_reference): Likewise.
8115         (sh_callee_copies, sh_arg_partial_bytes): Likewise.
8116         (sh_function_arg_advance, sh_function_arg): Likewise.
8117         * config/pdp11/pdp11.c (pdp11_function_arg): Likewise.
8118         (pdp11_function_arg_advance): Likewise.
8119         * config/microblaze/microblaze.c (microblaze_function_arg_advance):
8120         Likewise.
8121         (microblaze_function_arg, function_arg_partial_bytes): Likewise.
8122         * config/avr/avr.c (avr_function_arg): Likewise.
8123         (avr_function_arg_advance): Likewise.
8124         * config/xtensa/xtensa.c (xtensa_function_arg_advance): Likewise.
8125         (xtensa_function_arg, xtensa_function_incoming_arg): Likewise.
8126         (xtensa_function_arg_1): Likewise.
8127         * config/stormy16/stormy16.c (xstormy16_function_arg_advance):
8128         Likewise.
8129         (xstormy16_function_arg): Likewise.
8130         * config/fr30/fr30.c (fr30_setup_incoming_varargs): Likewise.
8131         (fr30_arg_partial_bytes, fr30_function_arg): Likewise.
8132         (fr30_function_arg_advance): Likewise.
8133         * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
8134         (lm32_function_arg, lm32_function_arg_advance): Likewise.
8135         * config/moxie/moxie.c (moxie_setup_incoming_varargs): Likewise.
8136         (moxie_function_arg, moxie_function_arg_advance): Likewise.
8137         (moxie_pass_by_reference, moxie_arg_partial_bytes): Likewise.
8138         * config/cris/cris.c (cris_setup_incoming_varargs): Likewise.
8139         (cris_pass_by_reference, cris_arg_partial_bytes): Likewise.
8140         (cris_function_arg, cris_function_incoming_arg): Likewise.
8141         (cris_function_arg_advance, cris_function_arg_1): Likewise.
8142         * config/iq2000/iq2000.c (iq2000_setup_incoming_varargs): Likewise.
8143         (iq2000_pass_by_reference, iq2000_arg_partial_bytes): Likewise.
8144         (iq2000_function_arg, iq2000_function_arg_advance): Likewise.
8145         * config/mn10300/mn10300.c (mn10300_pass_by_reference): Likewise.
8146         (mn10300_function_arg, mn10300_function_arg_advance): Likewise.
8147         (mn10300_arg_partial_bytes): Likewise.
8148         * config/ia64/ia64.c (ia64_setup_incoming_varargs): Likewise.
8149         (ia64_arg_partial_bytes, ia64_function_arg): Likewise.
8150         (ia64_function_incoming_arg, ia64_function_arg_advance): Likewise.
8151         (ia64_function_arg_1): Likewise.
8152         * config/m68k/m68k.c (m68k_function_arg_advance): Likewise.
8153         (m68k_function_arg): Likewise.
8154         * config/rs6000/rs6000.c (rs6000_function_arg_advance): Likewise.
8155         (rs6000_function_arg, setup_incoming_varargs): Likewise.
8156         (rs6000_pass_by_reference, rs6000_arg_partial_bytes): Likewise.
8157         * config/picochip/picochip.c (picochip_arg_partial_bytes): Likewise.
8158         (picochip_function_arg, picochip_incoming_function_arg): Likewise.
8159         (picochip_arg_advance): Likewise.
8160         * config/mcore/mcore.c (mcore_setup_incoming_varargs): Likewise.
8161         (mcore_arg_partial_bytes, mcore_function_arg): Likewise.
8162         (mcore_function_arg_advance): Likewise.
8163         * config/score/score.c (score_pass_by_reference): Likewise.
8164         (score_function_arg_advance): Likewise.
8165         (score_arg_partial_bytes): Likewise.  Make static.
8166         * config/score/score-protos.h (score_arg_partial_bytes): Don't declare.
8167         * config/arm/arm.c (arm_arg_partial_bytes): Replace
8168         CUMULATIVE_ARGS* argument type with cumulative_args_t.
8169         (arm_function_arg, arm_function_arg_advance): Likewise.
8170         (arm_setup_incoming_varargs, arm_pass_by_reference): Likewise.
8171         * config/pa/pa.c (pa_pass_by_reference): Likewise.
8172         (pa_arg_partial_bytes, pa_function_arg_advance): Likewise.
8173         (pa_function_arg): Likewise.
8174         * config/mips/mips.c (mips_strict_argument_naming): Likewise.
8175         (mips_function_arg, mips_function_arg_advance): Likewise.
8176         (mips_arg_partial_bytes, mips_pass_by_reference): Likewise.
8177         (mips_callee_copies, mips_setup_incoming_varargs): Likewise.
8178         * config/vax/vax.c (vax_function_arg): Likewise.
8179         (vax_function_arg_advance): Likewise.
8180         * config/h8300/h8300.c (h8300_function_arg): Likewise.
8181         (h8300_function_arg_advance): Likewise.
8182         * config/v850/v850.c (v850_pass_by_reference): Likewise.
8183         (v850_strict_argument_naming, v850_function_arg): Likewise.
8184         (v850_arg_partial_bytes, v850_function_arg_advance): Likewise.
8185         (v850_setup_incoming_varargs): Likewise.
8186         * config/mmix/mmix.c (mmix_setup_incoming_varargs): Likewise.
8187         (mmix_function_arg_advance, mmix_function_incoming_arg): Likewise.
8188         (mmix_function_arg, mmix_pass_by_reference): Likewise.
8189         (mmix_function_arg_1): Replace const CUMULATIVE_ARGS* argument type
8190         with const void *.
8191         * config/bfin/bfin.c (setup_incoming_varargs): Replace
8192         CUMULATIVE_ARGS* argument type with cumulative_args_t.
8193         (bfin_function_arg_advance, bfin_function_arg): Likewise.
8194         (bfin_arg_partial_bytes, bfin_pass_by_reference): Likewise.
8195         * calls.c (emit_call_1): Change type of args_so_far to
8196         cumulative_args_t.  Changed all callers.
8197         (initialize_argument_information): Likewise.
8198         (expand_call, emit_library_call_value_1): Use pack_cumulative_args.
8199         * dse.c (get_call_args): Likewise.
8200         * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
8201         * function.c (pass_by_reference, reference_callee_copied): Likewise.
8202         (struct assign_parm_data_all): Rename args_so_far to args_so_far_v.
8203         New member args_so_far_v.  Changed all users.
8204         * var-tracking.c (prepare_call_arguments): Use pack_cumulative_args.
8205         * config/iq2000/iq2000.c (iq2000_expand_prologue): Likewise.
8206         * config/mips/mips.c (mips_output_args_xfer): Likewise.
8207         * config/s390/s390.c (s390_call_saved_register_used): Likewise.
8208         * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8209         * config/microblaze/microblaze.c (microblaze_expand_prologue):
8210         Likewise.
8211         * config/m32r/m32r.c (m32r_return_in_memory): Adjust for changed
8212         m32r_pass_by_reference.
8213
8214 2011-06-16  Ira Rosen  <ira.rosen@linaro.org>
8215
8216         * tree-vectorizer.h (vect_recog_func_ptr): Change the first
8217         argument to be a VEC of statements.
8218         * tree-vect-loop.c (vect_determine_vectorization_factor): Remove the
8219         assert that pattern statements have to have their vector type set.
8220         * tree-vect-patterns.c (vect_recog_widen_sum_pattern):
8221         Change the first argument to be a VEC of statements.  Update
8222         documentation.
8223         (vect_recog_dot_prod_pattern, vect_recog_pow_pattern): Likewise.
8224         (vect_handle_widen_mult_by_const): New function.
8225         (vect_recog_widen_mult_pattern):  Change the first argument to be a
8226         VEC of statements.  Update documentation.  Check that the constant is
8227         INTEGER_CST.  Support multiplication by a constant that fits an
8228         intermediate type - call vect_handle_widen_mult_by_const.
8229         (vect_pattern_recog_1): Update vect_recog_func_ptr and its
8230         call.  Handle additional pattern statements if necessary.
8231
8232 2011-06-16  Nick Clifton  <nickc@redhat.com>
8233
8234         PR target/49427
8235         * config.gcc: Set cpu_type to v850 for any V850 architecture.
8236         (v850*-*-*): Delete explicit setting of tm_p_file, tmake_file,
8237         md_file, extra_modes, out_file and extra_options are these are all
8238         deduced from cpu_type.
8239
8240 2011-06-16  Georg-Johann Lay  <avr@gjlay.de>
8241
8242         * config/avr/libgcc.S (__ashldi3, __ashrdi3, __lshrdi3): Set shift
8243         truncation mask to 63.
8244
8245 2011-06-16  Georg-Johann Lay  <avr@gjlay.de>
8246
8247         PR target/49313
8248         PR target/29524
8249         * longlong.h: Add AVR support:
8250         (count_leading_zeros): New macro.
8251         (count_trailing_zeros): New macro.
8252         (COUNT_LEADING_ZEROS_0): New macro.
8253         * config/avr/t-avr (LIB1ASMFUNCS): Add _ffssi2, _ffshi2, _loop_ffsqi2,
8254         _ctzsi2, _ctzhi2, _clzdi2, _clzsi2, _clzhi2, _paritydi2, _paritysi2,
8255         _parityhi2, _popcounthi2,_popcountsi2, _popcountdi2, _popcountqi2,
8256         _bswapsi2, _bswapdi2, _ashldi3, _ashrdi3, _lshrdi3.
8257         (LIB2FUNCS_EXCLUDE): Add _clz.
8258         * config/avr/libgcc.S (XCALL): Move up in file.
8259         (XJMP): New C Macro.
8260         (DEFUN): New asm macro.
8261         (ENDF): New asm macro.
8262         (__ffssi2): New function.
8263         (__ffshi2): New function.
8264         (__loop_ffsqi2): New function.
8265         (__ctzsi2): New function.
8266         (__ctzhi2): New function.
8267         (__clzdi2): New function.
8268         (__clzsi2): New function.
8269         (__clzhi2): New function.
8270         (__paritydi2): New function.
8271         (__paritysi2): New function.
8272         (__parityhi2): New function.
8273         (__parityqi2): New function.
8274         (__popcounthi2): New function.
8275         (__popcountsi2): New function.
8276         (__popcountdi2): New function.
8277         (__popcountqi2): New function.
8278         (__bswapsi2): New function.
8279         (__bswapdi2): New function.
8280         (__ashldi3): New function.
8281         (__ashrdi3): New function.
8282         (__lshrdi3): New function.
8283         Fix suspicous lines.
8284
8285 2011-06-16  Richard Guenther  <rguenther@suse.de>
8286
8287         * gimple.c (canonicalize_cond_expr_cond): (bool)x is not
8288         the same as x != 0.
8289         * fold-const.c (fold_binary_loc): Do not fold X & 1 != 0
8290         to (bool) X & 1.
8291         * ipa-prop.c (ipa_analyze_indirect_call_uses): Also allow
8292         equality compares against zero for the lower bit.
8293
8294 2011-06-16  Jakub Jelinek  <jakub@redhat.com>
8295
8296         PR tree-optimization/49419
8297         * tree-vrp.c (execute_vrp): Call init_range_assertions
8298         before estimate_numbers_of_iterations, call
8299         free_number_of_iterations_estimates before calling
8300         remove_range_assertions.
8301
8302 2011-06-16  Revital Eres  <revital.eres@linaro.org>
8303
8304         * modulo-sched.c (struct ps_insn): Remove row_rest_count field.
8305         (struct partial_schedule): Add rows_length field.
8306         (verify_partial_schedule): Check rows_length.
8307         (ps_insert_empty_row): Handle rows_length.
8308         (create_partial_schedule): Likewise.
8309         (free_partial_schedule): Likewise.
8310         (reset_partial_schedule): Likewise.
8311         (create_ps_insn): Remove rest_count argument.
8312         (remove_node_from_ps): Update rows_length.
8313         (add_node_to_ps): Update rows_length and call create_ps_insn
8314         without passing row_rest_count.
8315         (rotate_partial_schedule): Update rows_length.
8316
8317 2011-06-16  Revital Eres  <revital.eres@linaro.org>
8318
8319         * ddg.c (add_intra_loop_mem_dep): New function.
8320         (build_intra_loop_deps): Call it.
8321
8322 2011-06-13  Jeff Law  <law@redhat.com>
8323
8324         * df-problems.c (df_lr_local_compute): Manually CSE
8325         PIC_OFFSET_TABLE_REGNUM.
8326         * df-scan.c (df_get_regular_block_artificial_uses): Likewise.
8327         (df_get_entry_block_def_set, df_get_exit_block_use_set): Likewise.
8328
8329 2011-06-13  Jan Hubicka  <jh@suse.cz>
8330
8331         * cgraphunit.c (handle_alias_pairs): New function.
8332         (cgraph_finalize_compilation_unit): Use it.
8333         * ipa.c (cgraph_externally_visible_p): Remove hack marking asm names
8334         as externally visible.
8335
8336 2011-06-15  Richard Guenther  <rguenther@suse.de>
8337
8338         * expr.c (expand_expr_real_2): Reduce all integral types to
8339         bitfield precision.
8340         (expand_expr_real_1): Likewise.
8341
8342 2011-06-15  Martin Jambor  <mjambor@suse.cz>
8343
8344         PR tree-optimization/48613
8345         * ipa-prop.c (ipa_prop_write_jump_functions): Return immediately if
8346         ipa_node_params_vector is NULL.
8347
8348 2011-06-15  Jakub Jelinek  <jakub@redhat.com>
8349
8350         PR debug/49382
8351         * dwarf2out.c (dw_loc_list_node): Add force field.
8352         (add_var_loc_to_decl): For PARM_DECL, attempt to keep the incoming
8353         location in the list, even if it is modified before first real insn.
8354         (output_loc_list): Emit empty ranges with force flag set.
8355         (dw_loc_list): If first range of a PARM_DECL is empty, set force flag.
8356
8357 2011-06-15  Alexander Monakov  <amonakov@ispras.ru>
8358
8359         PR target/49349
8360         * sel-sched.c (find_place_for_bookkeeping): Add new parameter
8361         (fence_to_rewind).  Use it to notice when bookkeeping will be placed
8362         above a fence.  Update comments.
8363         (generate_bookkeeping_insn): Rewind fence when bookkeeping code is
8364         placed just above it.  Do not allow NULL place_to_insert.
8365
8366 2011-06-15  Ira Rosen  <ira.rosen@linaro.org>
8367
8368         * tree-vect-loop-manip.c (remove_dead_stmts_from_loop): Remove.
8369         (slpeel_tree_peel_loop_to_edge): Don't call
8370         remove_dead_stmts_from_loop.
8371         * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
8372         remove irrelevant pattern statements.  For irrelevant statements
8373         check if it is the last statement of a detected pattern, use
8374         corresponding pattern statement instead.
8375         (destroy_loop_vec_info): No need to remove pattern statements,
8376         only free stmt_vec_info.
8377         (vect_transform_loop): For irrelevant statements check if it is
8378         the last statement of a detected pattern, use corresponding
8379         pattern statement instead.
8380         * tree-vect-patterns.c (vect_pattern_recog_1): Don't insert
8381         pattern statements.  Set basic block for the new statement.
8382         (vect_pattern_recog): Update documentation.
8383         * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Scan
8384         operands of pattern statements.
8385         (vectorizable_call): Fix printing.  In case of a pattern statement
8386         use the lhs of the original statement when creating a dummy
8387         statement to replace the original call.
8388         (vect_analyze_stmt): For irrelevant statements check if it is
8389         the last statement of a detected pattern, use corresponding
8390         pattern statement instead.
8391         * tree-vect-slp.c (vect_schedule_slp_instance): For pattern
8392         statements use gsi of the original statement.
8393
8394 2011-06-14  Joseph Myers  <joseph@codesourcery.com>
8395
8396         * target-def.h (TARGET_HAVE_NAMED_SECTIONS): Move to
8397         common/common-target-def.h.
8398         * target.def (default_target_flags, handle_option,
8399         supports_split_stack, optimization_table, init_struct,
8400         except_unwind_info, unwind_tables_default, have_named_sections):
8401         Move to common/common-target.def.
8402         * target.h (enum opt_levels, struct default_options): Move to
8403         common/common-target.h.
8404         * targhooks.c (default_except_unwind_info,
8405         dwarf2_except_unwind_info, sjlj_except_unwind_info,
8406         default_target_handle_option, empty_optimization_table): Move to
8407         common/common-targhooks.c.
8408         * targhooks.h (default_except_unwind_info,
8409         dwarf2_except_unwind_info, sjlj_except_unwind_info,
8410         default_target_handle_option, empty_optimization_table): Move to
8411         common/common-targhooks.h.
8412         * common/common-target-def.h: Include common/common-targhooks.h.
8413         (TARGET_HAVE_NAMED_SECTIONS): Define if TARGET_ASM_NAMED_SECTION
8414         defined.
8415         * common/common-target.def (handle_option, option_init_struct,
8416         option_optimization_table, default_target_flags,
8417         except_unwind_info, supports_split_stack, unwind_tables_default,
8418         have_named_sections): Move from target.def.
8419         (HOOK_PREFIX): Undefine at end of file.
8420         * common/common-target.h: Include input.h.
8421         (enum opt_levels, struct default_options): Move from target.h.
8422         * common/common-targhooks.c, common/common-targhooks.h: New.
8423         * config.gcc (target_has_targetm_common): Default to yes.
8424         (moxie*): Set target_has_targetm_common=no.
8425         (hppa*-*-*): Don't set target_has_targetm_common=yes.
8426         * doc/tm.texi: Regenerate.
8427         * Makefile.in (COMMON_TARGET_H): Add $(INPUT_H).
8428         (C_TARGET_DEF_H): Add common/common-targhooks.h.
8429         (GCC_OBJS): Remove vec.o.
8430         (OBJS): Remove hooks.o and vec.o.
8431         (OBJS-libcommon-target): Add vec.o, hooks.o and
8432         common/common-targhooks.o.
8433         (c-family/c-common.o, c-family/c-cppbuiltin.o, lto-opts.o, tree.o,
8434         tree-tailcall.o, opts.o, toplev.o, varasm.o, function.o, except.o,
8435         expr.o, explow.o, dbxout.o, dwarf2out.o, cfgrtl.o, haifa-sched.o,
8436         cfglayout.o, $(out_object_file), $(common_out_object_file)):
8437         Update dependencies.
8438         (common/common-targhooks.o): New.
8439         * common/config/default-common.c: Include tm.h.  Add FIXME comment.
8440         * common/config/pa/pa-common.c: Include more headers.  Take
8441         copyright dates from pa.c.
8442         (pa_option_optimization_table, pa_handle_option,
8443         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS,
8444         TARGET_HANDLE_OPTION): Move from pa.c.
8445         * common/config/alpha/alpha-common.c,
8446         common/config/arm/arm-common.c, common/config/avr/avr-common.c,
8447         common/config/bfin/bfin-common.c,
8448         common/config/cris/cris-common.c,
8449         common/config/fr30/fr30-common.c, common/config/frv/frv-common.c,
8450         common/config/h8300/h8300-common.c,
8451         common/config/i386/i386-common.c,
8452         common/config/ia64/ia64-common.c,
8453         common/config/iq2000/iq2000-common.c,
8454         common/config/lm32/lm32-common.c,
8455         common/config/m32c/m32c-common.c,
8456         common/config/m32r/m32r-common.c,
8457         common/config/m68k/m68k-common.c,
8458         common/config/mcore/mcore-common.c,
8459         common/config/mep/mep-common.c,
8460         common/config/microblaze/microblaze-common.c,
8461         common/config/mips/mips-common.c,
8462         common/config/mmix/mmix-common.c,
8463         common/config/mn10300/mn10300-common.c,
8464         common/config/pdp11/pdp11-common.c,
8465         common/config/picochip/picochip-common.c,
8466         common/config/rs6000/rs6000-common.c,
8467         common/config/rx/rx-common.c, common/config/s390/s390-common.c,
8468         common/config/score/score-common.c, common/config/sh/sh-common.c,
8469         common/config/sparc/sparc-common.c,
8470         common/config/spu/spu-common.c, common/config/v850/v850-common.c,
8471         common/config/vax/vax-common.c,
8472         common/config/xstormy16/xstormy16-common.c,
8473         common/config/xtensa/xtensa-common.c: New.
8474         * config/alpha/alpha.c: Include common/common-target.h.
8475         (alpha_option_optimization_table, alpha_handle_option,
8476         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
8477         TARGET_OPTION_OPTIMIZATION_TABLE): Move to alpha-common.c.
8478         * config/arm/arm-protos.h (arm_except_unwind_info): Declare.
8479         * config/arm/arm.c (arm_option_optimization_table,
8480         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
8481         TARGET_EXCEPT_UNWIND_INFO, arm_except_unwind_info): Move to
8482         arm-common.c.
8483         * config/avr/avr.c (avr_option_optimization_table,
8484         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move
8485         to avr-common.c.
8486         * config/bfin/bfin.c (struct bfin_cpu): Move to bfin.h.
8487         (bfin_cpus, bfin_handle_option, TARGET_HANDLE_OPTION,
8488         TARGET_DEFAULT_TARGET_FLAGS): Move to bfin-common.c.
8489         * config/bfin/bfin.h struct bfin_cpu): Move from bfin.c.
8490         * config/cris/cris.c (cris_option_optimization_table,
8491         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
8492         TARGET_OPTION_OPTIMIZATION_TABLE, cris_handle_option): Move to
8493         cris-common.c.
8494         * config/fr30/fr30.c (fr30_option_optimization_table,
8495         TARGET_EXCEPT_UNWIND_INFO, TARGET_OPTION_OPTIMIZATION_TABLE): Move
8496         to fr30-common.c.
8497         * config/frv/frv.c (frv_option_optimization_table,
8498         MASK_DEFAULT_ALLOC_CC, TARGET_DEFAULT_TARGET_FLAGS,
8499         TARGET_OPTION_OPTIMIZATION_TABLE): Move to frv-common.c.
8500         * config/h8300/h8300.c (h8300_option_optimization_table,
8501         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
8502         TARGET_EXCEPT_UNWIND_INFO): Move to h8300-common.c.
8503         * config/i386/i386-protos.h (ix86_handle_option): Declare.
8504         * config/i386/i386.c: Include common/common-target.h.
8505         (OPTION_MASK_ISA_MMX_SET, OPTION_MASK_ISA_3DNOW_SET,
8506         OPTION_MASK_ISA_SSE_SET, OPTION_MASK_ISA_SSE2_SET,
8507         OPTION_MASK_ISA_SSE3_SET, OPTION_MASK_ISA_SSSE3_SET,
8508         OPTION_MASK_ISA_SSE4_1_SET, OPTION_MASK_ISA_SSE4_2_SET,
8509         OPTION_MASK_ISA_AVX_SET, OPTION_MASK_ISA_FMA_SET,
8510         OPTION_MASK_ISA_SSE4_SET, OPTION_MASK_ISA_SSE4A_SET,
8511         OPTION_MASK_ISA_FMA4_SET, OPTION_MASK_ISA_XOP_SET,
8512         OPTION_MASK_ISA_LWP_SET, OPTION_MASK_ISA_AES_SET,
8513         OPTION_MASK_ISA_PCLMUL_SET, OPTION_MASK_ISA_ABM_SET,
8514         OPTION_MASK_ISA_BMI_SET, OPTION_MASK_ISA_TBM_SET,
8515         OPTION_MASK_ISA_POPCNT_SET, OPTION_MASK_ISA_CX16_SET,
8516         OPTION_MASK_ISA_SAHF_SET, OPTION_MASK_ISA_MOVBE_SET,
8517         OPTION_MASK_ISA_CRC32_SET, OPTION_MASK_ISA_FSGSBASE_SET,
8518         OPTION_MASK_ISA_RDRND_SET, OPTION_MASK_ISA_F16C_SET,
8519         OPTION_MASK_ISA_MMX_UNSET, OPTION_MASK_ISA_3DNOW_UNSET,
8520         OPTION_MASK_ISA_3DNOW_A_UNSET, OPTION_MASK_ISA_SSE_UNSET,
8521         OPTION_MASK_ISA_SSE2_UNSET, OPTION_MASK_ISA_SSE3_UNSET,
8522         OPTION_MASK_ISA_SSSE3_UNSET, OPTION_MASK_ISA_SSE4_1_UNSET,
8523         OPTION_MASK_ISA_SSE4_2_UNSET, OPTION_MASK_ISA_AVX_UNSET,
8524         OPTION_MASK_ISA_FMA_UNSET, OPTION_MASK_ISA_SSE4_UNSET,
8525         OPTION_MASK_ISA_SSE4A_UNSET, OPTION_MASK_ISA_FMA4_UNSET,
8526         OPTION_MASK_ISA_XOP_UNSET, OPTION_MASK_ISA_LWP_UNSET,
8527         OPTION_MASK_ISA_AES_UNSET, OPTION_MASK_ISA_PCLMUL_UNSET,
8528         OPTION_MASK_ISA_ABM_UNSET, OPTION_MASK_ISA_BMI_UNSET,
8529         OPTION_MASK_ISA_TBM_UNSET, OPTION_MASK_ISA_POPCNT_UNSET,
8530         OPTION_MASK_ISA_CX16_UNSET, OPTION_MASK_ISA_SAHF_UNSET,
8531         OPTION_MASK_ISA_MOVBE_UNSET, OPTION_MASK_ISA_CRC32_UNSET,
8532         OPTION_MASK_ISA_FSGSBASE_UNSET, OPTION_MASK_ISA_RDRND_UNSET,
8533         OPTION_MASK_ISA_F16C_UNSET, ix86_handle_option,
8534         ix86_option_optimization_table, ix86_option_init_struct,
8535         ix86_supports_split_stack, TARGET_DEFAULT_TARGET_FLAGS,
8536         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
8537         TARGET_OPTION_INIT_STRUCT, TARGET_SUPPORTS_SPLIT_STACK): Move to
8538         i386-common.c.
8539         * config/i386/t-i386 (i386.o): Update dependencies.
8540         * config/ia64/ia64-protos.h (ia64_except_unwind_info): Declare.
8541         * config/ia64/ia64.c (ia64_option_optimization_table,
8542         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO,
8543         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
8544         ia64_handle_option): Move to ia64-common.c.
8545         * config/iq2000/iq2000.c (iq2000_option_optimization_table,
8546         TARGET_OPTION_OPTIMIZATION_TABLE): Move to iq2000-common.c.
8547         * config/lm32/lm32.c (lm32_option_optimization_table,
8548         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move
8549         to lm32-common.c.
8550         * config/m32c/m32c.c (TARGET_HAVE_NAMED_SECTIONS): Move to
8551         m32c-common.c.
8552         * config/m32r/m32r.c (m32r_option_optimization_table,
8553         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
8554         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO,
8555         m32r_handle_option): Move to m32r-common.c.
8556         (m32r_memory_move_cost): Remove comment referring to
8557         TARGET_HANDLE_OPTION.
8558         * config/m68k/m68k.c (TARGET_HANDLE_OPTION, m68k_handle_option):
8559         Move to m68k-common.c.
8560         * config/mcore/mcore.c (mcore_option_optimization_table,
8561         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
8562         TARGET_EXCEPT_UNWIND_INFO): Move to mcore-common.c.
8563         * config/mep/mep.c (mep_option_optimization_table,
8564         mep_handle_option, TARGET_HANDLE_OPTION,
8565         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS):
8566         Move to mep-common.c.
8567         * config/microblaze/microblaze.c
8568         (microblaze_option_optimization_table,
8569         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
8570         TARGET_EXCEPT_UNWIND_INFO): Move to microblaze-common.c.
8571         * config/mips/mips.c (mips_handle_option,
8572         mips_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE,
8573         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Move to
8574         mips-common.c.
8575         * config/mmix/mmix.c (mmix_option_optimization_table,
8576         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE):
8577         Move to mmix-common.c.
8578         * config/mn10300/mn10300.c (mn10300_option_optimization_table,
8579         mn10300_handle_option, TARGET_EXCEPT_UNWIND_INFO,
8580         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
8581         TARGET_OPTION_OPTIMIZATION_TABLE): Move to mn10300-common.c.
8582         * config/pa/pa.c: Include common/common-target.h.
8583         (pa_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE,
8584         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
8585         pa_handle_option): Move to pa-common.c.
8586         (pa_option_override): Use targetm_common.except_unwind_info.
8587         (pa_asm_output_mi_thunk, pa_function_section): Use
8588         targetm_common.have_named_sections.
8589         * config/pdp11/pdp11.c (pdp11_option_optimization_table,
8590         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
8591         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT,
8592         pdp11_handle_option, pdp11_option_init_struct): Move to
8593         pdp11-common.c.
8594         * config/picochip/picochip.c (picochip_option_optimization_table,
8595         TARGET_HAVE_NAMED_SECTIONS, TARGET_OPTION_OPTIMIZATION_TABLE,
8596         TARGET_EXCEPT_UNWIND_INFO): Move to picochip-common.c.
8597         * config/rs6000/rs6000.c: Include common/common-target.h.
8598         (rs6000_option_optimization_table, TARGET_HANDLE_OPTION,
8599         TARGET_OPTION_INIT_STRUCT, TARGET_OPTION_OPTIMIZATION_TABLE,
8600         TARGET_DEFAULT_TARGET_FLAGS, rs6000_option_init_struct,
8601         rs6000_handle_option): Move to rs6000-common.c.
8602         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
8603         * config/rx/rx.c (rx_handle_option, rx_option_optimization_table,
8604         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
8605         TARGET_EXCEPT_UNWIND_INFO): Move to rx-common.c.
8606         * config/s390/s390.c (processor_flags_table,
8607         s390_option_optimization_table, s390_option_init_struct,
8608         s390_handle_option, TARGET_DEFAULT_TARGET_FLAGS,
8609         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
8610         TARGET_OPTION_INIT_STRUCT): Move to s390-common.c.
8611         * config/s390/s390.h (processor_flags_table): Declare.
8612         * config/score/score.c (score_option_optimization_table,
8613         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
8614         TARGET_OPTION_OPTIMIZATION_TABLE, MASK_ALL_CPU_BITS,
8615         score_handle_option): Move to score-common.c.
8616         * config/sh/sh.c (sh_option_optimization_table,
8617         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT,
8618         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
8619         sh_handle_option, sh_option_init_struct): Move to sh-common.c.
8620         * config/sparc/sparc.c: Include common/common-target.h.
8621         (sparc_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS,
8622         TARGET_OPTION_OPTIMIZATION_TABLE): Move to sparc-common.c.
8623         * config/spu/spu.c (TARGET_DEFAULT_TARGET_FLAGS,
8624         TARGET_OPTION_INIT_STRUCT, TARGET_EXCEPT_UNWIND_INFO,
8625         spu_option_init_struct): Move to spu-common.c.
8626         * config/stormy16/stormy16.c (xstorym16_option_optimization_table,
8627         TARGET_OPTION_OPTIMIZATION_TABLE): Move to xstormy16-common.c.
8628         * config/v850/v850.c (small_memory_physical_max,
8629         v850_handle_memory_optionn v850_handle_option,
8630         v850_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS,
8631         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE): Move to
8632         v850-common.c.
8633         * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Move to vax-common.c.
8634         * config/xtensa/xtensa.c (xtensa_option_optimization_table,
8635         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE):
8636         Move to xtensa-common.c.
8637         * cfglayout.c: Include common/common-target.h.
8638         (fixup_reorder_chain): Use targetm_common.have_named_sections.
8639         * cfgrtl.c: Include common/common-target.h.
8640         (force_nonfallthru_and_redirect, commit_one_edge_insertion): Use
8641         targetm_common.have_named_sections.
8642         * dbxout.c: Include common/common-target.h.
8643         (dbxout_function_end): Use targetm_common.have_named_sections.
8644         * defaults.h (STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT): Use
8645         targetm_common.except_unwind_info.
8646         * dwarf2out.c: Include common/common-target.h.
8647         (dwarf2out_do_frame, dwarf2out_do_cfi_asm,
8648         dwarf2out_begin_prologue, dwarf2out_frame_init,
8649         dwarf2out_frame_finish, dwarf2out_assembly_start): Use
8650         targetm_common.except_unwind_info.
8651         * except.c: Include common/common-target.h.
8652         (init_eh, finish_eh_generation,
8653         output_one_function_exception_table): Use
8654         targetm_common.except_unwind_info.
8655         (switch_to_exception_section): Use targetm_common.have_named_sections.
8656         * explow.c: Include common/common-target.h.
8657         * expr.c: Include common/common-target.h.
8658         (build_personality_function): Use targetm_common.except_unwind_info.
8659         * function.c: Include common/common-target.h.
8660         (expand_function_end): Use targetm_common.except_unwind_info.
8661         * haifa-sched.c: Include common/common-target.h.
8662         (sched_create_recovery_edges): Use targetm_common.have_named_sections.
8663         * lto-opts.c: Include common/common-target.h instead of target.h.
8664         (lto_reissue_options): Use targetm_common.handle_option.
8665         * opts.c: Include common/common-target.h.
8666         (target_handle_option): Use targetm_common.handle_option.
8667         (init_options_struct): Update comment referring to
8668         targetm.target_option.optimization.  Use
8669         targetm_common.default_target_flags,
8670         targetm_common.unwind_tables_default and
8671         targetm_common.option_init_struct.
8672         (default_options_optimization): Use
8673         targetm_common.option_optimization_table.
8674         (finish_options): Use targetm_common.except_unwind_info,
8675         targetm_common.unwind_tables_default,
8676         targetm_common.have_named_sections and
8677         targetm_common.supports_split_stack.
8678         * toplev.c: Include common/common-target.h.
8679         (process_options): Use targetm_common.have_named_sections.
8680         * tree-tailcall.c: Include common/common-target.h.
8681         (suitable_for_tail_call_opt_p): Use targetm_common.except_unwind_info.
8682         * tree.c: Include common/common-target.h.
8683         (build_common_builtin_nodes): Use targetm_common.except_unwind_info.
8684         * varasm.c: Include common/common-target.h.
8685         (resolve_unique_section, hot_function_section,
8686         default_function_section): Use targetm_common.have_named_sections.
8687
8688 2011-06-14  Easwaran Raman  <eraman@google.com>
8689
8690         PR rtl-optimization/44194
8691         * dse.c: Include tree-flow.h
8692         (insn_info): Add new field non_frame_wild_read.
8693         (group_info): Add new fields escaped_n and escaped_p.
8694         (kill_on_calls): New variable.
8695         (get_group_info): Initialize gi->escaped_n and gi->escaped_p.
8696         (dse_step0): Initialize kill_on_calls.
8697         (can_escape): New function.
8698         (set_usage_bits): Add additional parameter; record information
8699         about escaped locations.
8700         (record_store): Pass EXPR corresponding to MEM to set_usage_bits.
8701         (dse_step2_nospill): Set kill_on_calls based on
8702         group->escaped_n and group->escaped_n.
8703         (add_wild_read): Refactor into...
8704         (reset_active_stores): ... New function, and
8705         (free_read_records): ... New function.
8706         (add_non_frame_wild_read): New function.
8707         (scan_insn): Call add_non_frame_wild_read on non-const calls.
8708         (scan_reads_nospill): Handle instructions with non_frame_wild_read.
8709         (dse_step5_nospill): Call scan_reads_nospill for instructions
8710         marked as non_frame_wild_read.
8711         (dse_step7): Free escaped_n, escaped_p and kill_on_calls bitmaps.
8712
8713 2011-06-14  Joseph Myers  <joseph@codesourcery.com>
8714
8715         * common/common-target-def.h, common/common-target.def,
8716         common/common-target.h, common/config/default-common.c,
8717         common/config/pa/pa-common.c: New files.
8718         * Makefile.in (common_out_file, common_out_object_file,
8719         COMMON_TARGET_H, COMMON_TARGET_DEF_H): New.
8720         (OBJS-libcommon-target): Include $(common_out_object_file).
8721         (prefix.o): Update dependencies.
8722         ($(common_out_object_file), common/common-target-hooks-def.h,
8723         s-common-target-hooks-def-h): New.
8724         (s-tm-texi): Also check timestamp on common-target.def.
8725         (build/genhooks.o): Update dependencies.
8726         * config.gcc (common_out_file, target_has_targetm_common): Define.
8727         * config/pa/som.h (ALWAYS_STRIP_DOTDOT): Replace with
8728         TARGET_ALWAYS_STRIP_DOTDOT.
8729         * configure.ac (common_out_object_file): Define.
8730         (common_out_file, common_out_object_file): Substitute.
8731         (common): Create directory.
8732         * configure: Regenerate.
8733         * doc/tm.texi.in (targetm_common): Document.
8734         (TARGET_ALWAYS_STRIP_DOTDOT): Add @hook entry.
8735         * doc/tm.texi: Regenerate.
8736         * genhooks.c (hook_array): Also include common/common-target.def.
8737         * prefix.c (tm.h): Don't include.
8738         (common/common-target.h): Include.
8739         (ALWAYS_STRIP_DOTDOT): Don't define.
8740         (update_path): Use targetm_common.always_strip_dotdot instead of
8741         ALWAYS_STRIP_DOTDOT.
8742         * system.h (ALWAYS_STRIP_DOTDOT): Poison.
8743
8744 2011-06-14  David Li  <davidxl@google.com>
8745
8746         * passes.c (execute_function_todo): Remove TODO_dump_func.
8747         (execute_one_pass): Remove TODO_dump_func.
8748         (execute_function_dump): New function.
8749         * tree-vrp.c: Remove TODO_dump_func.
8750         * regrename.c: Remove TODO_dump_func.
8751         * fwprop.c: Remove TODO_dump_func.
8752         * tree-into-ssa.c: Remove TODO_dump_func.
8753         * tree-complex.c: Remove TODO_dump_func.
8754         * tracer.c: Remove TODO_dump_func.
8755         * tree-loop-distribution.c: Remove TODO_dump_func.
8756         * postreload-gcse.c: Remove TODO_dump_func.
8757         * postreload.c: Remove TODO_dump_func.
8758         * tree-ssa-loop-ch.c: Remove TODO_dump_func.
8759         * tree-tailcall.c: Remove TODO_dump_func.
8760         * ipa-cp.c: Remove TODO_dump_func.
8761         * final.c: Remove TODO_dump_func.
8762         * tree-emutls.c: Remove TODO_dump_func.
8763         * omp-low.c: Remove TODO_dump_func.
8764         * tree-ssa-dse.c: Remove TODO_dump_func.
8765         * tree-ssa-uncprop.c: Remove TODO_dump_func.
8766         * auto-inc-dec.c: Remove TODO_dump_func.
8767         * reorg.c: Remove TODO_dump_func.
8768         * tree-ssa-copyrename.c: Remove TODO_dump_func.
8769         * tree-ssa-ccp.c: Remove TODO_dump_func.
8770         * compare-elim.c: Remove TODO_dump_func.
8771         * mode-switching.c: Remove TODO_dump_func.
8772         * modulo-sched.c: Remove TODO_dump_func.
8773         * tree-call-cdce.c: Remove TODO_dump_func.
8774         * cse.c: Remove TODO_dump_func.
8775         * web.c: Remove TODO_dump_func.
8776         * tree-stdarg.c: Remove TODO_dump_func.
8777         * lto-streamer-out.c: Remove TODO_dump_func.
8778         * tree-ssa-math-opts.c: Remove TODO_dump_func.
8779         * tree-ssa-dom.c: Remove TODO_dump_func.
8780         * tree-nrv.c: Remove TODO_dump_func.
8781         * loop-init.c: Remove TODO_dump_func.
8782         * gimple-low.c: Remove TODO_dump_func.
8783         * ipa-inline.c: Remove TODO_dump_func.
8784         * tree-ssa-sink.c: Remove TODO_dump_func.
8785         * jump.c: Remove TODO_dump_func.
8786         * ifcvt.c: Remove TODO_dump_func.
8787         * tree-ssa-loop.c: Remove TODO_dump_func.
8788         * recog.c: Remove TODO_dump_func.
8789         * dse.c: Remove TODO_dump_func.
8790         * tree-ssa-ifcombine.c: Remove TODO_dump_func.
8791         * matrix-reorg.c: Remove TODO_dump_func.
8792         * tree-eh.c: Remove TODO_dump_func.
8793         * regmove.c: Remove TODO_dump_func.
8794         * function.c: Remove TODO_dump_func.
8795         * tree-vectorizer.c: Remove TODO_dump_func.
8796         * ipa-split.c: Remove TODO_dump_func.
8797         * gcse.c: Remove TODO_dump_func.
8798         * tree-if-conv.c: Remove TODO_dump_func.
8799         * init-regs.c: Remove TODO_dump_func.
8800         * tree-ssa-phiopt.c: Remove TODO_dump_func.
8801         * implicit-zee.c: Remove TODO_dump_func.
8802         * lower-subreg.c: Remove TODO_dump_func.
8803         * bt-load.c: Remove TODO_dump_func.
8804         * tree-dfa.c: Remove TODO_dump_func.
8805         * except.c: Remove TODO_dump_func.
8806         * emit-rtl.c: Remove TODO_dump_func.
8807         * store-motion.c: Remove TODO_dump_func.
8808         * cfgexpand.c: Remove TODO_dump_func.
8809         * tree-cfgcleanup.c: Remove TODO_dump_func.
8810         * cfgcleanup.c: Remove TODO_dump_func.
8811         * tree-ssa-pre.c: Remove TODO_dump_func.
8812         * tree-sra.c: Remove TODO_dump_func.
8813         * tree-mudflap.c: Remove TODO_dump_func.
8814         * tree-ssa-copy.c: Remove TODO_dump_func.
8815         * cfglayout.c: Remove TODO_dump_func.
8816         * tree-ssa-forwprop.c: Remove TODO_dump_func.
8817         * tree-ssa-dce.c: Remove TODO_dump_func.
8818         * ira.c: Remove TODO_dump_func.
8819         * tree-ssa.c: Remove TODO_dump_func.
8820         * integrate.c: Remove TODO_dump_func.
8821         * tree-optimize.c: Remove TODO_dump_func.
8822         * tree-ssa-phiprop.c: Remove TODO_dump_func.
8823         * tree-object-size.c: Remove TODO_dump_func.
8824         * combine.c: Remove TODO_dump_func.
8825         * bb-reorder.c: Remove TODO_dump_func.
8826         * cprop.c: Remove TODO_dump_func.
8827         * var-tracking.c: Remove TODO_dump_func.
8828         * tree-profile.c: Remove TODO_dump_func.
8829         * tree-vect-generic.c: Remove TODO_dump_func.
8830         * reg-stack.c: Remove TODO_dump_func.
8831         * sched-rgn.c: Remove TODO_dump_func.
8832         * tree-ssa-structalias.c: Remove TODO_dump_func.
8833         * tree-switch-conversion.c: Remove TODO_dump_func.
8834         * tree-cfg.c: Remove TODO_dump_func.
8835         * tree-ssa-reassoc.c: Remove TODO_dump_func.
8836         * combine-stack-adj.c: Remove TODO_dump_func.
8837         * dce.c: Remove TODO_dump_func.
8838         * tree-ssanames.c: Remove TODO_dump_func.
8839         * regcprop.c: Remove TODO_dump_func.
8840
8841 2011-06-14  H.J. Lu  <hongjiu.lu@intel.com>
8842
8843         PR middle-end/47364
8844         * builtins.c (expand_builtin_strlen): Expand strlen to Pmode
8845         and properly handle result not in Pmode.
8846
8847 2011-06-14  Robert Millan  <rmh@gnu.org>
8848
8849         * config/i386/kfreebsd-gnu.h: Resync with `config/i386/linux.h'.
8850         * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER): Resync with
8851         `config/linux.h'.
8852
8853         * config/i386/kfreebsd-gnu64.h: New file.
8854         * config.gcc (x86_64-*-kfreebsd*-gnu): Replace `i386/kfreebsd-gnu.h'
8855         with `i386/kfreebsd-gnu64.h'.
8856
8857         * config/i386/linux64.h (GNU_USER_LINK_EMULATION32)
8858         (GNU_USER_LINK_EMULATION64): New macros.
8859         * config/i386/gnu-user64.h (LINK_SPEC): Rely on
8860         `GNU_USER_LINK_EMULATION32' and `GNU_USER_LINK_EMULATION64' instead
8861         of hardcoding `elf_i386' and `elf_x86_64'.
8862
8863 2011-06-14  Nick Clifton  <nickc@redhat.com>
8864
8865         PR target/49403
8866         * config/v850/v850.c (v850_memory_move_cost): Add reg_class_t parameter.
8867
8868         PR target/49402
8869         * config.gcc(v850*-*-*): Avoid duplication of v850.opt.
8870
8871 2011-06-14  Jakub Jelinek  <jakub@redhat.com>
8872
8873         PR fortran/49103
8874         * tree.h (DECL_NONSHAREABLE): Define.
8875         (struct tree_decl_common): Change decl_common_unused to
8876         decl_nonshareable_flag.
8877         * cfgexpand.c (expand_used_vars_for_block, clear_tree_used):
8878         Ignore vars with DECL_NONSHAREABLE bit set.
8879         * tree-cfg.c (gimple_duplicate_bb): Set DECL_NONSHAREABLE
8880         on stores to automatic aggregate vars.
8881
8882         PR rtl-optimization/49390
8883         Revert:
8884         2010-06-29  Bernd Schmidt  <bernds@codesourcery.com>
8885
8886         * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
8887         MEM_ALIAS_SET.
8888
8889 2011-06-14  Zdenek Dvorak  <ook@ucw.cz>
8890             Tom de Vries  <tom@codesourcery.com>
8891
8892         PR target/45098
8893         * cfgloop.h (nb_iterations_upper_bound, nb_iterations_estimate):
8894         Document changed semantics.
8895         (max_stmt_executions, max_stmt_executions_int): Declare.
8896         * tree-data-ref.c (estimated_loop_iterations)
8897         (estimated_loop_iterations_int): Move functions...
8898         * tree-ssa-loop-niter.c (estimated_loop_iterations)
8899         (estimated_loop_iterations_int): here.
8900         (record_estimate): Change nb_iterations_upper_bound and
8901         nb_iterations_estimate semantics.
8902         (max_stmt_executions, max_stmt_executions_int): New function.
8903         * tree-data-ref.c (estimated_loop_iterations_tree): Rename to ...
8904         (max_stmt_executions_tree): this.
8905         (analyze_miv_subscript): Use max_stmt_executions_tree instead of
8906         estimated_loop_iterations_tree.
8907         tree-ssa-loop-ivopts.c (avg_loop_niter): Use
8908         max_stmt_executions_int instead of estimated_loop_iterations_int.
8909         * predict.c (predict_loops): Idem.
8910         * tree-parloops.c (parallelize_loops): Idem.
8911         * tree-data-ref.c (analyze_siv_subscript_cst_affine)
8912         (compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine)
8913         (init_omega_for_ddr_1): Idem.
8914         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse)
8915         (loop_prefetch_arrays): Idem
8916         * graphite-sese-to-poly.c (build_loop_iteration_domains): Use
8917         max_stmt_executions instead of estimated_loop_iterations.
8918         * tree-data-ref.c (estimated_loop_iterations_tree): Idem.
8919         * tree-vrp.c (adjust_range_with_scev): Use estimated_loop_iterations
8920         instead of nb_iterations_upper_bound.
8921
8922 2011-06-13  Jan Hubicka  <jh@suse.cz>
8923
8924         * ipa.c (cgraph_address_taken_from_non_vtable_p): Check the ref type.
8925
8926 2011-06-14  Richard Henderson  <rth@redhat.com>
8927
8928         PR debug/48459
8929         * dwarf2out.c (frame_pointer_fb_offset_valid): New.
8930         (based_loc_descr): Assert it's true.
8931         (compute_frame_pointer_to_fb_displacement): Set it, rather than
8932         aborting immediately.
8933
8934 2011-06-14  Sanjin Liu  <scliu@faraday-tech.com>
8935             Mingfeng Wu  <mingfeng@faraday-tech.com>
8936
8937         * doc/invoke.texi: Re-add missing -mcpu docs for Faraday cores.
8938
8939 2011-06-13  Jan Hubicka  <jh@suse.cz>
8940
8941         * ipa-cp.c (ipcp_iterate_stage): Revert accidental commit.
8942
8943 2011-06-13  Jan Hubicka  <jh@suse.cz>
8944
8945         * cgraph.c (cgraph_make_decl_local): Handle DECL_ONE_ONLY
8946         similarly to DECL_COMDAT.
8947         * cgraphunit.c (cgraph_analyze_function): Likewise.
8948         * ipa.c (function_and_variable_visibility): Likewise.
8949
8950 2011-06-13  Jan Hubicka  <jh@suse.cz>
8951
8952         * lto-streamer-out.c (lto_output_ts_binfo_tree_pointers): Do not output
8953         BINFO_VIRTUALS when streaming for ltrans unit.
8954
8955 2011-06-13  David Edelsohn  <dje.gcc@gmail.com>
8956
8957         * config/rs6000/rs6000.md (movdi_mfpgpr): Remove POWER mnemonic.
8958         (movdi_internal64): Same.
8959
8960 2011-06-13  Edmar Wienskoski  <edmar@freescale.com>
8961
8962         PR target/44618
8963         * config/rs6000/rs6000.md (save_gpregs_<mode>): Replaced pattern with
8964         a set of similar patterns, where the MATCH_OPERAND for the function
8965         argument is replaced with individual references to hardware registers.
8966         (save_fpregs_<mode>): Ditto
8967         (restore_gpregs_<mode>): Ditto
8968         (return_and_restore_gpregs_<mode>): Ditto
8969         (return_and_restore_fpregs_<mode>): Ditto
8970         (return_and_restore_fpregs_aix_<mode>): Ditto
8971
8972 2011-06-13  Jan Hubicka  <jh@suse.cz>
8973
8974         * ipa-utils.c (postorder_stack): New structure.
8975         (ipa_reverse_postorder): Handle aliases.
8976
8977 2011-06-13  Jan Hubicka  <jh@suse.cz>
8978
8979         * ipa-inline.c (reset_edge_caches): Walk aliases.
8980         (update_caller_keys): Do not test inlinability of aliases.
8981         * ipa-inline-analysis.c (do_estimate_edge_time): Look through alias.
8982         (do_estimate_growth): Fix typo.
8983
8984 2011-06-13  Jan Hubicka  <jh@suse.cz>
8985
8986         * ipa-inline-transform.c (+can_remove_node_now_p_1): Break out from...
8987         (can_remove_node_now_p): ... here; handle same comdat groups.
8988         (clone_inlined_nodes): Update use of can_remove_node_now_p add TODO.
8989         (inline_call): Update use of can_remove_node_now_p.
8990
8991 2011-06-13  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
8992
8993         * config/h8300/h8300.md (bsetqi_msx, bclrqi_msx, bnotqi_msx): Added
8994         condition to disallow non-identical memory locations.
8995         (*andqi3_2, andqi3_1, iorqi3_1, xorqi3_1): Reorder insn to give
8996         preference to bit manipulation instructions.
8997
8998 2011-06-13  Jan Hubicka  <jh@suse.cz>
8999
9000         * cgraph.c (cgraph_for_node_thunks_and_aliases,
9001         cgraph_for_node_and_aliases): Fix thinko in recursive walking.
9002         (nonremovable_p): New function.
9003         (cgraph_can_remove_if_no_direct_calls_p): New function.
9004         (used_from_object_file_p): New functoin.
9005         (cgraph_will_be_removed_from_program_if_no_direct_calls): Look for
9006         references from aliases.
9007         * cgraph.h (cgraph_can_remove_if_no_direct_calls_p): Bring offline.
9008         * ipa-inline.c (check_caller_edge): New function.
9009         (want_inline_function_called_once_p): Use it; accept aliases called
9010         once, too.
9011         * ipa-inline-analysis.c (do_estimate_growth): Remove FIXME.
9012
9013 2011-06-13  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9014
9015         PR target/48454
9016         * config/arm/neon.md (vec_pack_trunc): Set the lengths
9017         correctly for the case with Quad vectors.
9018
9019 2011-06-13 Jakub Jelinek  <jakub@redhat.com>
9020            Ira Rosen  <ira.rosen@linaro.org>
9021
9022         PR tree-optimization/49352
9023         * tree-vect-loop.c (vect_is_slp_reduction): Don't count debug uses at
9024         all, make sure loop_use_stmt after the loop is a def stmt of a used
9025         SSA_NAME that is the only one defined inside of the loop.  Don't
9026         check for COND_EXPR and GIMPLE_BINARY_RHS.
9027         (vect_is_simple_reduction_1): Call vect_is_slp_reduction only if
9028         check_reduction is true.
9029
9030 2011-06-11  Jan Hubicka  <jh@suse.cz>
9031
9032         PR middle-end/49373
9033         * ipa.c (cgraph_externally_visible_p): Check resolution info.
9034
9035 2011-06-11  Jan Hubicka  <jh@suse.cz>
9036
9037         PR middle-end/48836
9038         * ipa-inline-transform.c: Include tree-pass.h
9039         (inline_transform): Set TODO_update_ssa_only_virtuals.
9040         * Makefile.in (ipa-inline-transform.o): Add tree-pass.h.
9041
9042 2011-06-11  Jan Hubicka  <jh@suse.cz>
9043
9044         PR middle-end/49378
9045         * ipa.c (cgraph_non_local_node_p_1, cgraph_local_node_p): Rule out
9046         aliases and thunks.
9047
9048 2011-06-12  Ira Rosen  <ira.rosen@linaro.org>
9049
9050         * tree-vect-data-refs.c (vect_peeling_hash_get_most_frequent):
9051         Take number of iterations to peel into account for equally frequent
9052         misalignment values.
9053
9054 2011-06-11  Jan Hubicka  <jh@suse.cz>
9055
9056         * lto-streamer-out.c (produce_symtab): Stream out the newly
9057         represented aliases.
9058
9059 2011-06-11  Jan Hubicka  <jh@suse.cz>
9060
9061         * ipa-prop.c (ipa_make_edge_direct_to_target): Fix code setting
9062         varying args.
9063         (ipa_update_after_lto_read): Likewise.
9064         (ipa_write_node_info): Do not sream call_with_var_arguments.
9065         (ipa_read_node_info): Likewise.
9066
9067 2011-06-11  Jan Hubicka  <jh@suse.cz>
9068
9069         * ipa.c (cgraph_comdat_can_be_unshared_p): Fix pasto.
9070
9071 2011-06-11  Jan Hubicka  <jh@suse.cz>
9072
9073         * lto-symtab.c (lto_cgraph_replace_node): Kill same body alias code.
9074         (lto_symtab_resolve_can_prevail_p): Likewise.
9075         (lto_symtab_merge_cgraph_nodes): Update merging of aliases.
9076         * cgraph.c (same_body_aliases_done): New global var.
9077         (cgraph_same_body_alias_1): Rename to ...
9078         (cgraph_create_function_alias): ... this one; reorg to new
9079         representation.
9080         (cgraph_same_body_alias): Use cgraph_create_function_alias;
9081         record references when asked to.
9082         (cgraph_add_thunk): Fix formating.
9083         (cgraph_get_node): Kill same body alias code.
9084         (cgraph_node_for_asm): Likewise.
9085         (cgraph_remove_same_body_alias): Remove.
9086         (cgraph_remove_node): Kill same body alias code.
9087         (cgraph_mark_address_taken_node): Mark also the aliased function
9088         as having address taken.
9089         (dump_cgraph_node): Dump same body aliases.
9090         (cgraph_for_node_thunks_and_aliases): Update for new alias
9091         representation.
9092         (cgraph_for_node_and_aliases): Likewise.
9093         * cgraph.h (same_body): Kll pointer.
9094         (same_body_alias): Update comment.
9095         (same_body_aliases_done): Declare.
9096         (cgraph_remove_same_body_alias): Remove declaration.
9097         (cgraph_create_function_alias): Declare.
9098         (cgraph_process_same_body_aliases): Declare.
9099         (cgraph_function_with_gimple_body_p): Check for alias.
9100         (cgraph_can_remove_if_no_direct_calls_p): Look for aliases.
9101         (cgraph_alias_aliased_node): New function.
9102         (cgraph_function_node): Update for new aliases.
9103         (cgraph_function_or_thunk_node): Likewise.
9104         * ipa-inline-transform.c (can_remove_node_now_p): Look for aliases.
9105         (inline_call): Remove dead aliases.
9106         * cgraphunit.c (cgraph_decide_is_function_needed): Disable assembler
9107         name hack for same body aliases.
9108         (clone_of_p): Look through aliases.
9109         (verify_cgraph_node): Verify aliases.
9110         (cgraph_analyze_function): Analyze aliases; fixup C++ bugs.
9111         (cgraph_process_same_body_aliases): New function.
9112         (process_function_and_variable_attributes): Disable weakref warning on
9113         alias.
9114         (cgraph_analyze_functions): Handle aliases.
9115         (cgraph_mark_functions_to_output): Handle aliases same way as thunks.
9116         (assemble_thunks): Rename to ...
9117         (assemble_thunks_and_aliases): ... this one; handle aliases, too.
9118         (cgraph_expand_function): Remove alias output code.
9119         (cgraph_output_in_order): Skip aliases.
9120         (cgraph_preserve_function_body_p): Aliases don't need preserving.
9121         * ipa-ref.c (ipa_ref_use_name): Add alias reference.
9122         (ipa_record_reference): Do not assert on alias references.
9123         (ipa_ref_has_aliases_p): New function.
9124         * ipa-ref.h (enum ipa_ref_use): Add IPA_REF_ALIAS.
9125         (ipa_ref_has_aliases_p): Declare.
9126         * lto-cgraph.c (lto_output_node): Handle aliases.
9127         (input_node): Likewise.
9128         * lto-streamer-out.c (lto_output): Skip aliases.
9129         (produce_symtab): Kill same_body_alias code.
9130         * ipa-utils.c (ipa_reverse_postorder): Add FIXME.
9131         (ipa_reverse_postorder): Use cgraph_only_called_directly_or_aliased_p.
9132         * ipa-inline.c (update_caller_keys): Walk aliases.
9133         (inline_small_functions): Fix thinko in previous patch.
9134         * ipa.c (cgraph_externally_visible_p): Do not walk aliases.
9135         (function_and_variable_visibility): Do not walk same body aliases.
9136         * tree-ssa-structalias.c (associate_varinfo_to_alias): New function.
9137         (ipa_pta_execute): Use it.
9138
9139 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
9140
9141         * config/i386/sse.md (vec_dupv4sf): Correct mode of forced register.
9142         (*vec_dupv2df): Rename from vec_dupv2df.
9143         (vec_dupv2df): New expander.
9144
9145 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
9146
9147         * config/i386/sse.md (AVX_VEC_DUP_MODE): Rename from AVX256MODE24P.
9148
9149 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
9150
9151         * config/i386/i386.md: Use default value in "isa" attribute.
9152         * config/i386/sse.md: Ditto.
9153         * config/i386/mmx.md: Ditto.
9154
9155 2011-06-10  Wei Guozhi  <carrot@google.com>
9156
9157         PR target/45335
9158         * config/arm/ldmstm.md (ldm2_ia, stm2_ia, ldm2_ib, stm2_ib, ldm2_da,
9159         stm2_da, ldm2_db, stm2_db): Add condition !arm_arch7 to these insns.
9160         (ldrd, ldrd_reg1, ldrd_reg2 and peephole2): New insn patterns and
9161         related peephole2.
9162         (strd, strd_reg1, strd_reg2 and peephole2): New insn patterns and
9163         related peephole2.
9164         * config/arm/arm-protos.h (arm_check_ldrd_operands): New prototype.
9165         (arm_legitimate_ldrd_p): New prototype.
9166         (arm_output_ldrd): New prototype.
9167         * config/arm/arm.c (arm_check_ldrd_operands): New function.
9168         (arm_legitimate_ldrd_p): New function.
9169         (arm_output_ldrd): New function.
9170
9171 2011-06-10  David Li  <davidxl@google.com>
9172
9173         * cgraphunit.c (cgraph_finalize_compilation_unit): Pass dump.
9174         * passes.c (passr_eq): New function.
9175         (create_pass_tab): New function.
9176         (pass_traverse): New function.
9177         (dump_one_pass): New function.
9178         (dump_pass_list): New function.
9179         (dump_passes): New function.
9180
9181 2011-06-10  Jan Hubicka  <jh@suse.cz>
9182
9183         * cgraph.c (cgraph_set_nothrow_flag_1): Update cgraph after
9184         setting the nothrow flag.
9185         * ipa-reference.c (propagate): Skip aliases.
9186         * ipa-pure-const.c (propagate_pure_const): Skip aliases.
9187         (propagate_nothrow): Skip aliases; do not update cgraph.
9188         (local_pure_const): Do not update cgraph.
9189         * tree-profile.c (tree_profiling): Do fixup_cfg.
9190
9191 2011-06-10  Jan Hubicka  <jh@suse.cz>
9192
9193         * ipa.c (cgraph_non_local_node_p_1): Break out from ...;
9194         (cgraph_local_node_p): ... here; handle aliases.
9195         (has_addr_references_p): Break out from ...;
9196         (cgraph_remove_unreachable_nodes) ... here.
9197
9198 2011-06-10  Jan Hubicka  <jh@suse.cz>
9199
9200         * opts.c (default_options): Enlist OPT_finline_functions_called_once.
9201         * common.opt (flag_inline_functions_called_once): Do not
9202         initialize to 1.
9203
9204 2011-06-10  Jan Hubicka  <jh@suse.cz>
9205
9206         * ipa-cp.c (ipcp_versionable_function_p): Thunks are not versionable.
9207         (ipcp_initialize_node_lattices): Do not deal with aliases;
9208         Do not try to propagate through thunks.
9209         (ipcp_change_tops_to_bottom): Do not deal with aliases.
9210
9211 2011-06-10  Jan Hubicka  <jh@suse.cz>
9212
9213         * ipa-prop.c (ipa_write_node_info): Stream jump functions
9214         for indirect calls.
9215         (ipa_read_node_info): Likewise.
9216
9217 2011-06-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
9218
9219         PR lto/49302
9220         * tree-ssa-math-opts.c (powi_as_mults): Minor cleanup.
9221         (build_and_insert_call): Likewise.
9222         (build_and_insert_ref): New.
9223         (gimple_expand_builtin_pow): Minor cleanup.
9224         (gimple_expand_builtin_cabs): New.
9225         (execute_cse_sincos): Add case for BUILT_IN_CABS.
9226
9227 2011-06-10  Jan Hubicka  <jh@suse.cz>
9228
9229         * ipa-cp.c (ipcp_versionable_function_p): Aliases are not versionable.
9230         (ipcp_cloning_candidate_p): Aliases are not clonning candidates.
9231         (ipcp_initialize_node_lattices): We don't propagate through an aliases.
9232         (ipcp_propagate_stage): Skip aliases when propagating.
9233         (ipcp_need_redirect_p): Skip aliases.
9234         (ipcp_insert_stage): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY and
9235         collect_callers_of_node.
9236         * ipa-prop.c (ipa_init_func_list): Do not analyze datastructures
9237         for aliases.
9238         (ipa_compute_jump_functions): Look through aliases.
9239
9240 2011-06-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9241
9242         * doc/sourcebuild.texi (Effective-Target Keywords, pie): Document it.
9243
9244 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
9245
9246         * ira-costs.c: Remove #ifdefs on dead FORBIDDEN_INC_DEC_CLASSES.
9247         Adjust comments.
9248         * system.h (FORBIDDEN_INC_DEC_CLASSES): Poison.
9249
9250 2011-06-10  Jan Hubicka  <jh@suse.cz>
9251
9252         * ipa-cp.c (ipcp_process_devirtualization_opportunities):
9253         Update call of gimple_get_virt_method_for_binfo.
9254         * gimple-fold.c (gimple_get_virt_method_for_binfo): Remove
9255         refuse_thunks parameter.
9256         (gimple_fold_call): Update.
9257         * ipa-prop.c (try_make_edge_direct_virtual_call): Update.
9258
9259 2011-06-10  Jan Hubicka  <jh@suse.cz>
9260
9261         * tree-sra.c (all_callers_have_enough_arguments_p): Rename to ...
9262         (not_all_callers_have_enough_arguments_p): ... this one; turn into
9263         worker for cgraph_for_node_and_aliases.
9264         (convert_callers_for_node): Break out from ...
9265         (convert_callers): ... here.
9266         (modify_function): Use collect_callers_of_node.
9267         (ipa_early_sra): Use cgraph_for_node_and_aliases.
9268
9269 2011-06-10  Richard Guenther  <rguenther@suse.de>
9270
9271         PR tree-optimization/49361
9272         * fold-const.c (fold_binary_loc): Only fold x * x to pow (x, 2.0)
9273         when not already in gimple form.
9274
9275 2011-06-10  Richard Guenther  <rguenther@suse.de>
9276
9277         PR bootstrap/49344
9278         * tree-ssa-math-opts.c (convert_mult_to_fma): Use
9279         FOR_EACH_PHI_OR_STMT_USE.
9280
9281 2011-06-10  Jan Hubicka  <jh@suse.cz>
9282
9283         * ipa-inline-transform.c (can_remove_node_now_p): Move out of...
9284         (clone_inlined_nodes): ... here.
9285         (inline_call): Use cgraph_function_or_thunk_node; redirect edge
9286         to real destination prior inlining.
9287         * ipa-inline.c (caller_growth_limits, can_inline_edge_p,
9288         can_early_inline_edge_p, want_early_inline_function_p,
9289         want_early_inline_function_p, want_inline_small_function_p,
9290         want_inline_self_recursive_call_p, want_inline_function_called_once_p,
9291         edge_badness, update_all_callee_keys, lookup_recursive_calls,
9292         add_new_edges_to_heap, inline_small_functions, flatten_function,
9293         inline_always_inline_functions, early_inline_small_functions): Use
9294         cgraph_function_or_thunk_node.
9295         * ipa-inline-analysis.c (evaluate_conditions_for_edge,
9296         dump_inline_edge_summary, estimate_function_body_sizes): Likewise.
9297         (do_estimate_edge_growth_1): Break out from ...
9298         (do_estimate_growth) ... here; walk aliases.
9299         (inline_generate_summary): Skip aliases.
9300
9301 2011-06-10  Richard Guenther  <rguenther@suse.de>
9302
9303         * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Scan stmts
9304         forward when combining, visit inserted stmts when a stmt was changed.
9305
9306 2011-06-10  Paolo Carlini  <paolo.carlini@oracle.com>
9307
9308         * tree.h (error_operand_p): Add.
9309         * dbxout.c (dbxout_type_fields): Use the latter.
9310         * c-decl.c (add_stmt): Likewise.
9311         * gimplify.c (omp_add_variable, omp_notice_variable,
9312         gimplify_scan_omp_clauses): Likewise.
9313
9314 2011-06-10  Georg-Johann Lay  <avr@gjlay.de>
9315
9316         * config/avr/avr.c (avr_function_arg_advance): Fix thinko about
9317         when a value is actually passed in regs.
9318
9319 2011-06-10  Eric Botcazou  <ebotcazou@adacore.com>
9320             Laurent Rougé  <laurent.rouge@menta.fr>
9321
9322         * doc/invoke.texi (SPARC options): Add -mflat.
9323         * config/sparc/sparc.opt: Likewise.
9324         * config/sparc/sparc-protos.h (sparc_expand_epilogue): Add parameter.
9325         (sparc_flat_expand_prologue): Declare.
9326         (sparc_flat_expand_epilogue): Likewise.
9327         * config/sparc/sparc.h (CPP_CPU_SPEC): Do not handle -msoft-float.
9328         (CPP_ENDIAN_SPEC): Replace with...
9329         (CPP_OTHER_SPEC): ...this.  Also handle -mflat and -msoft-float.
9330         (CPP_SPEC): Adjust to above change.
9331         (EXTRA_SPECS): Likewise.
9332         (SPARC_INCOMING_INT_ARG_FIRST): Add TARGET_FLAT handling.
9333         (INCOMING_REGNO): Likewise.
9334         (OUTGOING_REGNO): Likewise.
9335         (LOCAL_REGNO): Likewise.
9336         (SETUP_FRAME_ADDRESSES): Likewise.
9337         (FIXED_REGISTERS): Set 0 for %fp.
9338         (CALL_USED_REGISTERS): Likewise.
9339         (INITIAL_ELIMINATION_OFFSET): Pass current_function_is_leaf.
9340         (EXIT_IGNORE_STACK): Define to 1 unconditionally.
9341         (RETURN_ADDR_REGNUM): Define.
9342         (RETURN_ADDR_RTX): Use it.
9343         (INCOMING_RETURN_ADDR_REGNUM): Define.
9344         (INCOMING_RETURN_ADDR_RTX): Use it.
9345         (DWARF_FRAME_RETURN_COLUMN): Likewise.
9346         (EH_RETURN_REGNUM): Define.
9347         (EH_RETURN_STACKADJ_RTX): Use it.
9348         (EH_RETURN_HANDLER_RTX): Delete.
9349         (EPILOGUE_USES): Use them and add TARGET_FLAT handling.
9350         * config/sparc/sparc.c (apparent_fsize, actual_fsize, num_gfregs):
9351         Delete.
9352         (struct machine_function): Add frame_size, apparent_frame_size,
9353         frame_base_reg, frame_base_offset, n_global_fp_regs and
9354         save_local_in_regs_p fields.
9355         (sparc_frame_size, sparc_apparent_frame_size, sparc_frame_base_reg,
9356         sparc_frame_base_offset, sparc_n_global_fp_regs,
9357         sparc_save_local_in_regs_p): New macros.
9358         (sparc_option_override): Error out if -fcall-saved-REG is specified
9359         for Out registers.
9360         (eligible_for_restore_insn): Fix formatting.
9361         (eligible_for_return_delay): Likewise.  Add TARGET_FLAT handling.
9362         (eligible_for_sibcall_delay): Likewise.
9363         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Add MODE parameter.
9364         (sparc_legitimate_address_p): Adjust to above change.
9365         (save_global_or_fp_reg_p): New predicate.
9366         (return_addr_reg_needed_p): Likewise.
9367         (save_local_or_in_reg_p): Likewise.
9368         (sparc_compute_frame_size): Use them.  Add TARGET_FLAT handling.
9369         (SORR_SAVE, SORR_RESTORE): Delete.
9370         (sorr_pred_t): New typedef.
9371         (sorr_act_t): New enum.
9372         (save_or_restore_regs): Rename to...
9373         (emit_save_or_restore_regs): ...this.  Change type of LOW and HIGH
9374         parameters, remove ACTION parameter, add LEAF_FUNCTION_P, SAVE_P,
9375         ACTION_TRUE and ACTION_FALSE parameters.  Implement more general
9376         mechanism.  Add CFI information for double-word saves in 32-bit mode.
9377         (emit_adjust_base_to_offset): New function extracted from...
9378         (emit_save_or_restore_regs): ...this.  Rename the rest to...
9379         (emit_save_or_restore_regs_global_fp_regs): ...this.
9380         (emit_save_or_restore_regs_local_in_regs): New function.
9381         (gen_create_flat_frame_[123]): New functions.
9382         (sparc_expand_prologue): Use SIZE local variable.  Adjust.
9383         (sparc_flat_expand_prologue): New function.
9384         (sparc_asm_function_prologue): Add TARGET_FLAT handling.
9385         (sparc_expand_epilogue): Use SIZE local variable.  Adjust.
9386         (sparc_flat_expand_epilogue): New function.
9387         (sparc_can_use_return_insn_p): Add TARGET_FLAT handling.
9388         (output_return): Likewise.
9389         (output_sibcall): Likewise.
9390         (sparc_output_mi_thunk): Likewise.
9391         (sparc_frame_pointer_required): Likewise.
9392         (sparc_conditional_register_usage): If TARGET_FLAT, disable the leaf
9393         function optimization.
9394         * config/sparc/sparc.md (flat): New attribute.
9395         (prologue): Add TARGET_FLAT handling.
9396         (save_register_window): Disable if TARGET_FLAT.
9397         (create_flat_frame_[123]): New patterns.
9398         (epilogue): Add TARGET_FLAT handling.
9399         (sibcall_epilogue): Likewise.
9400         (eh_return): New expander.
9401         (eh_return_internal): New insn and splitter.
9402         (return_internal): Add TARGET_FLAT handling.
9403         (untyped_return): Remove bogus test and use RETURN_ADDR_REGNUM.
9404         (save_stack_nonlocal): Use RETURN_ADDR_REGNUM.
9405         (nonlocal_goto): Add TARGET_FLAT handling.
9406         * config/sparc/t-elf: Add -mflat multilib.
9407         * config/sparc/t-leon: Likewise.
9408
9409 2011-06-10  Jan Hubicka  <jh@suse.cz>
9410
9411         * ipa-utils.c (searchc): Use cgraph_function_or_thunk_node.
9412         * ipa-pure-const.c (analyze_function): Aliases don't need analysis.
9413         (self_recursive_p): Use cgraph_function_node.
9414         (propagate_pure_const): Likewise.
9415         (propagate_nothrow): Likewise.
9416         * ipa-reference.c (ipa_reference_get_not_read_global): Use
9417         cgraph_function_node.
9418         (propagate_bits): Likewise.
9419         (propagate): Likewise.
9420
9421 2011-06-10  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9422             Richard Earnshaw  <rearnsha@arm.com>
9423
9424         * config/arm/arm.c (const_ok_for_op): Check to see if mvn can be used.
9425         * config/arm/vfp.md (*arm_movdi_vfp): Delete.
9426         (*thumb2_movdi_vfp): Delete.
9427         (*arm_movdi_vfp_cortexa8): Delete.
9428         (*movdi_vfp): Consolidate from *arm_movdi_vfp and *thumb2_movdi_vfp.
9429         (*movdi_vfp_cortexa8): Likewise.
9430
9431 2011-06-10  Richard Guenther  <rguenther@suse.de>
9432
9433         * stor-layout.c (initialize_sizetypes): Give names to all
9434         sizetype kinds.
9435
9436 2011-06-10  Ira Rosen  <ira.rosen@linaro.org>
9437
9438         PR tree-optimization/49318
9439         * tree-vect-loop.c (vect_determine_vectorization_factor): Remove
9440         irrelevant pattern statements.
9441
9442 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
9443
9444         * system.h (SETJMP_VIA_SAVE_AREA): Poison.
9445
9446         PR bootstrap/49354
9447         * ira-costs.c (setup_regno_cost_classes_by_mode): Add missing cast
9448         to last assignment.
9449
9450 2011-06-09  Jan Hubicka  <jh@suse.cz>
9451
9452         * cgraphunit.c (cgraph_reset_node): Do not set redefined_extern_inline;
9453         do not recompute reachable flag.
9454         (cgraph_finalize_function, cgraph_analyze_functions): Set
9455         redefined_extern_inline here.
9456
9457 2011-06-09  Jan Hubicka  <jh@suse.cz>
9458
9459         * cgraph.h (cgraph_only_called_directly_or_aliased_p): Rename from ...
9460         (cgraph_only_called_directly_p): ... this one; bring offline.
9461         (resolution_used_from_other_file_p, cgraph_used_from_object_file_p,
9462         varpool_used_from_object_file_p): Drop names from the declaratoin.
9463         (cgraph_for_node_thunks_and_aliases, cgraph_for_node_and_aliases,
9464         collect_callers_of_node): New.
9465         (cgraph_function_node, cgraph_function_or_thunk_node): New functions.
9466         (cgraph_edge_recursive_p): Use cgraph_function_node.
9467         * cgraph.c (cgraph_add_thunk): Check that thunk is not already alias.
9468         (cgraph_node_cannot_be_local_p_1): Break out from ...
9469         (cgraph_node_can_be_local_p): ... here; walk aliases.
9470         (cgraph_for_node_thunks_and_aliases): New function.
9471         (cgraph_for_node_and_aliases): New function.
9472         (cgraph_make_node_local_1): Break out from ...
9473         (cgraph_make_node_local) ... here; use
9474         cgraph_for_node_thunks_and_aliases.
9475         (cgraph_set_nothrow_flag_1): Break out from ...
9476         (cgraph_set_nothrow_flag) ... here;
9477         use cgraph_for_node_thunks_and_aliases.
9478         (cgraph_set_const_flag_1): Break out from ...
9479         (cgraph_set_const_flag) ... here;
9480         use cgraph_for_node_thunks_and_aliases.
9481         (cgraph_set_pure_flag_1): Break out from ...
9482         (cgraph_set_pure_flag) ... here;
9483         use cgraph_for_node_thunks_and_aliases.
9484         (cgraph_propagate_frequency_1): Break out from ...
9485         (cgraph_propagate_frequency) ... here; use
9486         cgraph_for_node_thunks_and_aliases.
9487         (cgraph_used_from_object_file_p): Do not care about aliases.
9488         (cgraph_not_only_called_directly_p_1, cgraph_only_called_directly_p):
9489         New functions.
9490         (collect_callers_of_node_1, collect_callers_of_node): New functions.
9491
9492 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
9493
9494         PR rtl-optimization/49154
9495         * config/cris/cris.h (FIXED_REGISTERS): Include CRIS_CC0_REGNUM.
9496         (enum reg_class): Add SRP_REGS and MOF_SRP_REGS.
9497         (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
9498         (PREFERRED_RELOAD_CLASS, SECONDARY_RELOAD_CLASS): Adjust to fit.
9499         * config/cris/cris.h (cris_register_move_cost): Remove
9500         !TARGET_V32 code.  Tweak comments.
9501
9502 2011-06-09  Jan Hubicka  <jh@suse.cz>
9503
9504         * cgraphbuild.c (record_eh_tables): Mark personality function as having
9505         address taken.
9506
9507 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
9508
9509         PR rtl-optimization/49154
9510         * ira-costs.c (setup_regno_cost_classes_by_mode): If there already
9511         is a matching slot in the hashtable, assign it to classes_ptr.
9512
9513         PR rtl-optimization/49154
9514         * doc/tm.texi.in (Register Classes): Document rule for the narrowest
9515         register classes.
9516         * doc/tm.texi: Regenerate.
9517
9518 2011-06-09  Kaz Kojima  <kkojima@gcc.gnu.org>
9519
9520         PR target/49307
9521         * config/sh/sh.md (UNSPEC_CHKADD): New.
9522         (chk_guard_add): New define_insn_and_split.
9523         (symGOT_load): Use chk_guard_add instead of blockage.
9524
9525 2011-06-09  Kai Tietz  <ktietz@redhat.com>
9526
9527         * libgcc2.c (L_trampoline): Include windows.h for mingw targets.
9528
9529 2011-06-09  Eric Botcazou  <ebotcazou@adacore.com>
9530
9531         * config/sparc/sparc.md (return_internal): Adjust 'length' attribute.
9532
9533 2011-06-09  Wei Guozhi  <carrot@google.com>
9534
9535         PR target/46975
9536         * config/arm/arm.md (*addsi3_carryin_compare0_<optab>): New pattern.
9537         (peephole2 for conditional move): Generate 16 bit instructions.
9538
9539 2011-06-09  Uros Bizjak  <ubizjak@gmail.com>
9540
9541         * config/i386/i386.md (*movdi_internal_rex64): Merge
9542         alternatives 6 and 8.
9543
9544 2011-06-09  David Li  <davidxl@google.com>
9545
9546         * cgraphunit.c (cgraph_finalize_compilation_unit): Pass dump.
9547         * passes.c (passr_eq): New function.
9548         (create_pass_tab): New function.
9549         (pass_traverse): New function.
9550         (dump_one_pass): New function.
9551         (dump_pass_list): New function.
9552         (dump_passes): New function.
9553
9554 2011-06-09  David Li  <davidxl@google.com>
9555
9556         * tree-complex.c (tree_lower_complex): Gate cleanup.
9557         * tree-stdarg.c (check_all_va_list_escapes): Ditto.
9558         (execute_optimize_stdarg): Ditto.
9559         * tree-eh.c (execute_lower_eh_dispatch): Ditto.
9560         (execute_cleanup_eh_1): Ditto.
9561         (execute_cleanup_eh): Ditto.
9562         * gcse.c (gate_rtl_pre): Ditto.
9563         (execute_rtl_pre): Ditto.
9564         * except.c (finish_eh_generation): Ditto.
9565         (convert_to_eh_region_ranges): Ditto.
9566         * cprop.c (one_cprop_pass): Ditto.
9567
9568 2011-06-09  Bernd Schmidt  <bernds@codesourcery.com>
9569
9570         PR target/48673
9571         * config/ia64/ia64.c (ia64_reorg): Clear BB_DISABLE_SCHEDULE flag
9572         in all basic blocks.
9573
9574 2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9575
9576         * config/alpha/netbsd.h (ENABLE_EXECUTE_STACK): Remove.
9577         (HAVE_ENABLE_EXECUTE_STACK): Define.
9578         * config/alpha/osf5.h (ENABLE_EXECUTE_STACK): Remove.
9579         (HAVE_ENABLE_EXECUTE_STACK): Define.
9580         * config/darwin.h (ENABLE_EXECUTE_STACK): Remove.
9581         (HAVE_ENABLE_EXECUTE_STACK): Define.
9582         * config/i386/mingw32.h (MINGW_ENABLE_EXECUTE_STACK): Remove.
9583         (ENABLE_EXECUTE_STACK): Remove.
9584         (HAVE_ENABLE_EXECUTE_STACK): Define.
9585         [IN_LIBGCC2]: Don't include <windows.h>.
9586         * config/i386/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
9587         (HAVE_ENABLE_EXECUTE_STACK): Define.
9588         * config/i386/netbsd64.h (ENABLE_EXECUTE_STACK): Remove.
9589         (HAVE_ENABLE_EXECUTE_STACK): Define.
9590         * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): Remove.
9591         * config/openbsd.h (ENABLE_EXECUTE_STACK): Remove.
9592         (HAVE_ENABLE_EXECUTE_STACK): Define.
9593         * config/sol2.h (ENABLE_EXECUTE_STACK): Remove.
9594         (HAVE_ENABLE_EXECUTE_STACK): Define.
9595         * config/sparc/freebsd.h (ENABLE_EXECUTE_STACK): Remove.
9596         (HAVE_ENABLE_EXECUTE_STACK): Define.
9597         * config/sparc/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
9598         (HAVE_ENABLE_EXECUTE_STACK): Define.
9599         * config/alpha/alpha.c (alpha_trampoline_init): Test
9600         HAVE_ENABLE_EXECUTE_STACK.
9601         * config/i386/i386.c (ix86_trampoline_init): Likewise.
9602         * config/sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
9603         (sparc64_initialize_trampoline): Likewise.
9604         * libgcc2.c [L_enable_execute_stack]: Remove.
9605         * system.h (ENABLE_EXECUTE_STACK): Poison.
9606         * doc/tm.texi.in (Trampolines, ENABLE_EXECUTE_STACK): Remove.
9607         * doc/tm.texi: Regenerate.
9608         * Makefile.in (LIBGCC2_CFLAGS): Add -fbuilding-libgcc.
9609
9610 2011-06-09  Jakub Jelinek  <jakub@redhat.com>
9611
9612         PR middle-end/49308
9613         * dce.c (reset_unmarked_insns_debug_uses): Avoid shadowing insn
9614         variable.  After resetting and rescanning insn continue with previous
9615         statement.
9616
9617 2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9618
9619         * configure.ac (gcc_cv_as_hidden): Enable on *-*-darwin*.
9620         (gcc_cv_ld_hidden): Likewise.
9621         * configure: Regenerate.
9622         * config/i386/i386.c (USE_HIDDEN_LINKONCE): Remove TARGET_MACHO.
9623         (ix86_stack_protect_fail): Mark unused.
9624         (TARGET_STACK_PROTECT_FAIL) [TARGET_MACHO]: Don't redefine.
9625         * config/rs6000/rs6000.c (rs6000_assemble_visibility)
9626         [TARGET_MACHO]: Don't define.
9627         (TARGET_ASM_ASSEMBLE_VISIBILITY): Likewise.
9628         (TARGET_STACK_PROTECT_FAIL): Likewise.
9629         (rs6000_stack_protect_fail): Mark unused.
9630         * dwarf2asm.c (dw2_output_indirect_constant_1): Mark decl hidden if
9631         USE_LINKONCE_INDIRECT.  Don't emit .hidden expicitly.
9632
9633 2011-06-08  Andi Kleen  <ak@linux.intel.com>
9634
9635         * varasm.c (get_section): Print location of other conflict
9636         for section conflicts.
9637
9638 2011-06-08  Andi Kleen  <ak@linux.intel.com>
9639
9640         * config/i386/driver-i386.c (host_detect_local_cpu):
9641         Add model 0x2d Intel CPU.
9642
9643 2011-06-08  Andi Kleen  <ak@linux.intel.com>
9644
9645         * reginfo.c (global_regs_decl): Add.
9646         (globalize_reg): Add decl parameter. Compute location.  Pass location
9647         to warnings and add inform. Store decl in global_regs_decl.
9648         * rtl.h (globalize_reg): Update prototype.
9649         * varasm.c (make_decl_rtl): Pass decl to globalize_reg().
9650
9651 2011-06-09  Mingjie Xing  <mingjie.xing@gmail.com>
9652
9653         * treestruct.def (TS_TYPE_DECL): Fix the printable name typo.
9654
9655 2011-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>
9656
9657         PR target/49305
9658         * config/sh/predicates.md (general_movsrc_operand): Check
9659         mode for memory with indexed address for QI and HImode.
9660         (general_movdst_operand): Likewise.
9661
9662 2011-06-09  Nicola Pero  <nicola.pero@meta-innovation.com>
9663
9664         * doc/objc.texi (Traditional GNU Objective-C runtime API): Updated.
9665
9666 2011-06-08  Alexandre Oliva  <aoliva@redhat.com>
9667
9668         * tree-flow-inline.h (op_iter_init): Reject GIMPLE_PHI stmts.
9669         (num_ssa_operands): Likewise.
9670         (op_iter_init_phiuse): Forward-declare.
9671         (delink_stmt_imm_use): Iterate with FOR_EACH_PHI_OR_STMT_USE.
9672
9673 2011-06-08  Nick Clifton  <nickc@redhat.com>
9674
9675         * doc/invoke.texi (ARM Options): Update description of
9676         -mthumb-interwork.
9677
9678 2011-06-08  H.J. Lu  <hongjiu.lu@intel.com>
9679
9680         * config/i386/driver-i386.c (host_detect_local_cpu): Support
9681         unknown Intel family 0x6 CPUs.
9682
9683 2011-06-08  Martin Jambor  <mjambor@suse.cz>
9684
9685         * tree-sra.c (mark_rw_status): Removed.
9686         (analyze_access_subtree): New parameter parent instead of
9687         mark_read and mark_write, propagate from that.
9688
9689 2011-06-08  Julian Brown  <julian@codesourcery.com>
9690
9691         * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
9692         for double-precision helper functions in hard-float mode if only
9693         single-precision arithmetic is supported in hardware.
9694
9695 2011-06-08  Alexander Monakov  <amonakov@ispras.ru>
9696
9697         PR rtl-optimization/49303
9698         * sel-sched.c (move_op): Use correct type for 'res'.  Verify that
9699         code_motion_path_driver returned 0 or 1.
9700         (sel_region_finish): Clear h_d_i_d.
9701
9702 2011-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>
9703
9704         * config/sh/sh.c (prepare_move_operands): Set pic register
9705         appropriately for global and local dynamic tls models even
9706         if flag_pic is unset.
9707
9708 2011-06-07  Jason Merrill  <jason@redhat.com>
9709
9710         * pretty-print.h (ATTRIBUTE_GCC_PPDIAG): Use GCC_DIAG_STYLE if set.
9711
9712 2011-06-07  Xinliang David Li  <davidxl@google.com>
9713         * passes.c (enable_disable_pass): Handle assembler name.
9714         (is_pass_explicitly_enabled_or_disabled): Ditto.
9715
9716 2011-06-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9717
9718         PR tree-optimization/48497
9719         * doc/sourcebuild.texi (Directives, dg-additional-options): Document.
9720
9721 2011-06-07  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
9722
9723         PR tree-optimization/46728
9724         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Change FIXME
9725         to use gimple_val_nonnegative_real_p.
9726         * gimple-fold.c (gimple_val_nonnegative_real_p): New function.
9727         * gimple.h (gimple_val_nonnegative_real_p): New declaration.
9728
9729 2011-06-07  H.J. Lu  <hongjiu.lu@intel.com>
9730
9731         * config/i386/i386.md (*movsf_internal): Optimize AVX check.
9732
9733 2011-06-07  Sergey Grechanik  <mouseentity@ispras.ru>
9734
9735         * config/arm/arm.c (coproc_secondary_reload_class): Return NO_REGS for
9736         constant vectors.
9737
9738 2011-06-07  Richard Guenther  <rguenther@suse.de>
9739
9740         * stor-layout.c (initialize_sizetypes): Initialize all
9741         sizetypes based on target definitions.
9742         (set_sizetype): Remove.
9743         * tree.c (build_common_tree_nodes): Do not call set_sizetype.
9744         * tree.h (set_sizetype): Remove.
9745
9746 2011-06-07  Nick Clifton  <nickc@redhat.com>
9747
9748         * config.gcc: Unify V850 architecture options and add support for
9749         newer V850 architectures.
9750         * config/v850/t-v850e: Delete.
9751
9752 2011-06-07  Richard Guenther  <rguenther@suse.de>
9753
9754         * tree.c (build_common_tree_nodes): Also initialize size_type_node.
9755         Call set_sizetype from here.
9756
9757 2011-06-07  Andrew Stubbs  <ams@codesourcery.com>
9758
9759         * config/arm/arm.md (*maddhidi4tb, *maddhidi4tt): New define_insns.
9760         (*maddhisi4tb, *maddhisi4tt): New define_insns.
9761
9762 2011-06-07  Bernd Schmidt  <bernds@codesourcery.com>
9763             Andrew Stubbs  <ams@codesourcery.com>
9764
9765         * simplify-rtx.c (simplify_unary_operation_1): Canonicalize widening
9766         multiplies.
9767         * doc/md.texi (Canonicalization of Instructions): Document widening
9768         multiply canonicalization.
9769
9770 2011-06-07  Jakub Jelinek  <jakub@redhat.com>
9771
9772         PR gcov-profile/49299
9773         * value-prof.c (gimple_ic): Don't assume icall has a fallthru edge.
9774
9775 2011-06-07  Ira Rosen  <ira.rosen@linaro.org>
9776
9777         * tree-vectorizer.h (vect_recog_func_ptr): Make last argument to be
9778         a pointer.
9779         * tree-vect-patterns.c (vect_recog_widen_sum_pattern,
9780         vect_recog_widen_mult_pattern, vect_recog_dot_prod_pattern,
9781         vect_recog_pow_pattern): Likewise.
9782         (vect_pattern_recog_1): Remove declaration.
9783         (widened_name_p): Remove declaration.  Add new argument to specify
9784         whether to check that both types are either signed or unsigned.
9785         (vect_recog_widen_mult_pattern): Update documentation.  Handle
9786         unsigned patterns and multiplication by constants.
9787         (vect_pattern_recog_1): Update vect_recog_func references.  Use
9788         statement information from the statement returned from pattern
9789         detection functions.
9790         (vect_pattern_recog): Update vect_recog_func reference.
9791         * tree-vect-stmts.c (vectorizable_type_promotion): For widening
9792         multiplication by a constant use the type of the other operand.
9793
9794 2011-06-06  Richard Sandiford  <rdsandiford@googlemail.com>
9795
9796         PR rtl-optimization/49145
9797         * combine.c (make_compound_operation): Handle ZERO_EXTEND specially.
9798
9799 2011-06-06  Jakub Jelinek  <jakub@redhat.com>
9800
9801         PR debug/49262
9802         * dwarf2out.c (native_encode_initializer): Decrement count in each
9803         iteration.
9804
9805         PR debug/49294
9806         * dwarf2out.c (mem_loc_descriptor) <do_shift>: Give up for
9807         non-MODE_INT modes.
9808
9809         PR c++/49264
9810         * gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs
9811         if stmt folded into nothing.
9812         * tree-inline.c (fold_marked_statements): If a builtin at the end of
9813         a bb folded into nothing, just update cgraph edges and move to next bb.
9814         * cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt
9815         to be NULL.  Don't compute count and frequency if new_call is NULL.
9816
9817 2011-06-04  Diego Novillo  <dnovillo@google.com>
9818
9819         * Makefile.in (lto-compress.o): Add dependency on LTO_STREAMER_H.
9820         (cgraph.o): Likewise.
9821         (cgraphunit.o): Likewise.
9822         * cgraphunit.c: Include lto-streamer.h
9823         (cgraph_finalize_compilation_unit): Call lto_streamer_hooks_init
9824         if LTO is enabled.
9825         * lto-streamer-in.c (unpack_value_fields): Call
9826         streamer_hooks.unpack_value_fields if set.
9827         (lto_materialize_tree): For unhandled nodes, first try to
9828         call lto_streamer_hooks.alloc_tree, if it exists.
9829         (lto_input_ts_decl_common_tree_pointers): Move reading of
9830         DECL_INITIAL to lto_streamer_read_tree.
9831         (lto_read_tree): Call lto_streamer_hooks.read_tree if set.
9832         (lto_streamer_read_tree): New.
9833         (lto_reader_init): Rename from lto_init_reader.
9834         Move initialization code to lto/lto.c.
9835         * lto-streamer-out.c (pack_value_fields): Call
9836         streamer_hooks.pack_value_fields if set.
9837         (lto_output_tree_ref): For tree nodes that are not normally indexable,
9838         call streamer_hooks.indexable_with_decls_p before giving up.
9839         (lto_output_ts_decl_common_tree_pointers): Move handling
9840         for FUNCTION_DECL and TRANSLATION_UNIT_DECL to lto_streamer_write_tree.
9841         (lto_output_tree_header): Call streamer_hooks.is_streamable instead of
9842         lto_is_streamable.  Call lto_streamer_hooks.output_tree_header if set.
9843         (lto_write_tree): Call lto_streamer_hooks.write_tree if set.
9844         (lto_streamer_write_tree): New.
9845         (lto_output): Call lto_streamer_init directly.
9846         (lto_writer_init): Remove.
9847         * lto-streamer.c (streamer_hooks): New.
9848         (lto_streamer_cache_create): Call streamer_hooks.preload_common_nodes
9849         instead of lto_preload_common_nodes.
9850         (lto_is_streamable): Move from lto-streamer.h
9851         (lto_streamer_hooks_init): New.
9852         (streamer_hooks): New.
9853         (streamer_hooks_init): New.
9854         * lto-streamer.h (struct output_block): Forward declare.
9855         (struct lto_input_block): Likewise.
9856         (struct data_in): Likewise.
9857         (struct bitpack_d): Likewise.
9858         (struct streamer_hooks): Declare.
9859         (streamer_hooks): Declare.
9860         (lto_streamer_hooks_init): Declare.
9861         (lto_streamer_write_tree): Declare.
9862         (lto_streamer_read_tree): Declare.
9863         (streamer_hooks_init): Declare.
9864         (lto_is_streamable): Move to lto-streamer.c
9865
9866 2011-06-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9867
9868         * longlong.h (smul_ppmm): The resulting register pair contains the
9869         higher order word first.
9870
9871 2011-06-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
9872
9873         PR tree-optimization/46728
9874         * builtins.c (powi_table): Remove.
9875         (powi_lookup_cost): Remove.
9876         (powi_cost): Remove.
9877         (expand_powi_1): Remove.
9878         (expand_powi): Remove.
9879         (expand_builtin_pow_root): Remove.
9880         (expand_builtin_pow): Remove.
9881         (expand_builtin_powi): Eliminate handling of constant exponent.
9882         (expand_builtin): Use expand_builtin_mathfn_2 for BUILT_IN_POW.
9883
9884 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
9885
9886         * cprop.c (local_cprop_pass): Don't set changed for debug insns.
9887
9888 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
9889
9890         * dce.c (reset_unmarked_insns_debug_uses): New.
9891         (delete_unmarked_insns): Skip debug insns.
9892         (prescan_insns_for_dce): Likewise.
9893         (rest_of_handle_ud_dce): Reset debug uses of removed sets.
9894         * reg-stack.c (subst_stack_regs_in_debug_insn): Signal when no
9895         active reg can be found.
9896         (subst_all_stack_regs_in_debug_insn): New.  Reset debug insn then.
9897         (convert_regs_1): Use it.
9898
9899 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
9900
9901         * tree-pretty-print.c (dump_function_header): Add flags.
9902         Don't dump decl_uid with nouid.
9903         * tree-pretty-print.h (dump_function_header): Adjust.
9904         * final.c (rest_of_clean_state): Pass dump_flags on, with nouid.
9905         * passes.c (pass_init_dump_file): Pass dump_flags on.
9906         * tree-cfg.c (gimple_dump_cfg): Pass flags on.
9907
9908 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
9909
9910         PR bootstrap/49270
9911         * ipa-inline-analysis.c (read_predicate): Initialize all clauses.
9912
9913 2011-06-06  Mikael Pettersson  <mikpe@it.uu.se>
9914
9915         PR tree-optimization/49243
9916         * calls.c (setjmp_call_p): Also check if fndecl has the
9917         returns_twice attribute.
9918
9919 2011-06-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9920
9921         * config/mips/iris6.h (ENDFILE_SPEC): Use crtfastmath.o if
9922         -ffast-math etc.
9923
9924 2011-06-06  Richard Henderson  <rth@redhat.com>
9925             Georg-Johann Lay  <avr@gjlay.de>
9926
9927         PR target/42210
9928         * config/avr/predicates.md (const1_operand, const_0_to_7_operand):
9929         New predicates.
9930         * config/avr/avr.md ("insv"): New insn expander.
9931         ("*movbitqi.1-6.a", "*movbitqi.1-6.b", "*movbitqi.0", "*insv.io",
9932         "*insv.not.io", "*insv.reg"): New insns.
9933
9934 2011-06-06  Hans-Peter Nilsson  <hp@bitrange.com>
9935
9936         PR target/49285
9937         * config/mmix/mmix.md ("truncdfsf2", "extendsfdf2"): Correct predicate
9938         to nonimmediate_operand from memory_operand for the operand that is to
9939         be forced to memory by the expander.  Lose the constraints.
9940
9941 2011-06-05  Eric Botcazou  <ebotcazou@adacore.com>
9942
9943         * config/sparc/sparc.c (output_return): Fix thinko in the output of an
9944         EH return when delayed branches are disabled.
9945
9946 2011-06-05  Uros Bizjak  <ubizjak@gmail.com>
9947
9948         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>:
9949         Remove MODE_TI handling.  Remove SSE1 handling in attribute "mode"
9950         calculation.
9951         (*movdf_internal_rex64) <case 6,7,8>: Remove MODE_TI handling.
9952         Simplify MODE_V1DF and MODE_V2SF handling.
9953         (*movsf_internal): Remove x constraint from alternative 7 of operand 1.
9954         Simplify MODE_SF handling.
9955
9956 2011-06-04  Jan Hubicka  <jh@suse.cz>
9957
9958         PR tree-optimization/48893
9959         PR tree-optimization/49091
9960         PR tree-optimization/49179
9961         * ipa-inline-analysis.c (evaluate_conditions_for_known_args):
9962         Bounds check.
9963
9964 2011-06-04  Jan Hubicka  <jh@suse.cz>
9965
9966         PR lto/48954
9967         * lto-cgraph.c (output_node_opt_summary): Handle NULL skip args
9968         bitmaps.
9969
9970 2011-06-04  Jonathan Wakely  <jwakely.gcc@gmail.com>
9971
9972         * doc/invoke.texi: Document -Wdelete-non-virtual-dtor.
9973
9974 2011-06-04  Jakub Jelinek  <jakub@redhat.com>
9975
9976         PR target/49281
9977         * config/i386/i386.md (*lea_general_4): Require INTVAL (operands[3])
9978         to be strictly smaller than 1 << shiftcount.
9979
9980 2011-06-04  Jan Hubicka  <jh@suse.cz>
9981
9982         PR tree-optimize/48929
9983         * ipa-inline-analysis.c (remap_edge_predicates): Fix handling
9984         of empty predicate.
9985
9986 2011-06-04  Alexandre Oliva  <aoliva@redhat.com>
9987
9988         PR debug/48333
9989         * calls.c (emit_call_1): Prefer the __builtin declaration of
9990         builtin functions.
9991
9992 2011-06-03   Diego Novillo  <dnovillo@google.com>
9993
9994         * lto-streamer-in.c (unpack_value_fields): Remove unneeded asserts.
9995         (lto_input_tree_pointers): Likewise.
9996         * lto-streamer-out.c (pack_value_fields): Likewise.
9997         (lto_output_tree_pointers): Likewise.
9998         * lto-streamer.h (lto_is_streamable): Add check for OMP_CLAUSE
9999         and OPTIMIZATION_NODE.
10000
10001 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10002
10003         * config/alpha/linux.h (MD_UNWIND_SUPPORT): Remove.
10004         * config/alpha/osf5.h (MD_UNWIND_SUPPORT): Remove.
10005         * config/alpha/vms.h (MD_UNWIND_SUPPORT): Remove.
10006         * config/bfin/linux.h (MD_UNWIND_SUPPORT): Remove.
10007         * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Remove.
10008         * config/i386/linux.h (MD_UNWIND_SUPPORT): Remove.
10009         * config/i386/linux64.h (MD_UNWIND_SUPPORT): Remove.
10010         * config/i386/sol2.h (MD_UNWIND_SUPPORT): Remove.
10011         * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Remove.
10012         * config/ia64/linux.h (MD_UNWIND_SUPPORT): Remove.
10013         * config/ia64/vms.h (MD_UNWIND_SUPPORT): Remove.
10014         * config/m68k/linux.h (MD_UNWIND_SUPPORT): Remove.
10015         * config/mips/linux.h (MD_UNWIND_SUPPORT): Remove.
10016         * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): Remove.
10017         * config/pa/pa32-linux.h (MD_UNWIND_SUPPORT): Remove.
10018         * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Remove.
10019         * config/rs6000/linux.h (MD_UNWIND_SUPPORT): Remove.
10020         * config/rs6000/linux64.h (MD_UNWIND_SUPPORT): Remove.
10021         * config/s390/linux.h (MD_UNWIND_SUPPORT): Remove.
10022         * config/s390/tpf.h (MD_UNWIND_SUPPORT): Remove.
10023         * config/sh/linux.h (MD_UNWIND_SUPPORT): Remove.
10024         * config/sparc/linux.h (MD_UNWIND_SUPPORT): Remove.
10025         * config/sparc/linux64.h (MD_UNWIND_SUPPORT): Remove.
10026         * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Remove.
10027         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Remove.
10028         * config/alpha/linux-unwind.h: Move to ../libgcc/config/alpha.
10029         * config/alpha/osf5-unwind.h: Move to ../libgcc/config/alpha.
10030         * config/alpha/vms-unwind.h: Move to ../libgcc/config/alpha.
10031         * config/bfin/linux-unwind.h: Move to ../libgcc/config/bfin.
10032         * config/i386/linux-unwind.h: Move to ../libgcc/config/i386.
10033         * config/i386/sol2-unwind.h: Move to ../libgcc/config/i386.
10034         * config/i386/w32-unwind.h: Move to ../libgcc/config/i386.
10035         * config/ia64/linux-unwind.h: Move to ../libgcc/config/ia64.
10036         * config/ia64/vms-unwind.h: Move to ../libgcc/config/ia64.
10037         * config/m68k/linux-unwind.h: Move to ../libgcc/config/m68k.
10038         * config/mips/linux-unwind.h: Move to ../libgcc/config/mips.
10039         * config/pa/hpux-unwind.h: Move to ../libgcc/config/pa.
10040         * config/pa/linux-unwind.h: Move to ../libgcc/config/pa.
10041         * config/rs6000/darwin-unwind.h: Move to ../libgcc/config/rs6000.
10042         * config/rs6000/linux-unwind.h: Move to ../libgcc/config/rs6000.
10043         * config/s390/linux-unwind.h: Move to ../libgcc/config/s390.
10044         * config/s390/tpf-unwind.h: Move to ../libgcc/config/s390.
10045         * config/sh/linux-unwind.h: Move to ../libgcc/config/sh.
10046         * config/sparc/linux-unwind.h: Move to ../libgcc/config/sparc.
10047         * config/sparc/sol2-unwind.h: Move to ../libgcc/config/sparc.
10048         * config/xtensa/linux-unwind.h: Move to ../libgcc/config/xtensa.
10049         * config/darwin9.h (DARWIN_LIBSYSTEM_HAS_UNWIND): Remove.
10050         * system.h (MD_UNWIND_SUPPORT): Poison.
10051         * doc/tm.texi.in (Exception Handling, MD_UNWIND_SUPPORT): Remove.
10052         * doc/tm.texi: Regenerate.
10053         * unwind-dw2.c: Include md-unwind-support.h instead of
10054         MD_UNWIND_SUPPORT.
10055         * config/ia64/unwind-ia64.c: Likewise.
10056         * config/xtensa/unwind-dw2-xtensa.c: Likewise.
10057
10058 2011-06-03  Jack Howarth  <howarth@bromo.med.uc.edu>
10059
10060         * varpool.c (varpool_extra_name_alias): Return NULL, not false.
10061
10062 2011-06-03  Richard Henderson  <rth@redhat.com>
10063             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10064
10065         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]
10066         (sigill_hdlr): Correct insn, insn size.
10067         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Use movaps.
10068
10069 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10070
10071         * config.gcc (mips-sgi-irix6.5*): Set tmake_file to mips/t-irix6
10072         t-slibgcc-dummy.
10073         * config/mips/irix-crti.asm: Move to ../libgcc/config/mips/irix-crti.S.
10074         * config/mips/irix-crtn.asm: Move to ../libgcc/config/mips/irix-crtn.S.
10075         * config/mips/t-iris: Remove.
10076         * config/mips/t-irix6: New file.
10077         * config/mips/t-slibgcc-irix: Move to ../libgcc/config/mips.
10078
10079 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10080
10081         * Makefile.in (LIB2ADDEHDEP): Remove.
10082         * config/arm/t-bpabi (LIB2ADDEHDEP): Remove.
10083         * config/arm/t-symbian (LIB2ADDEHDEP): Remove.
10084         * config/picochip/t-picochip (LIB2ADDEHDEP): Remove.
10085         * config/t-darwin (LIB2ADDEHDEP): Remove.
10086         * config/t-freebsd (LIB2ADDEHDEP): Remove.
10087         * config/t-linux (LIB2ADDEHDEP): Remove.
10088
10089 2011-06-03  Diego Novillo  <dnovillo@google.com>
10090
10091         * lto-streamer-in.c (get_resolution): Move to lto/lto.c.
10092         (lto_register_var_decl_in_symtab): Likewise.
10093         (lto_register_function_decl_in_symtab): Likewise.
10094         (lto_read_tree): Move VAR_DECL and FUNCTION_DECL registration
10095         logic to uniquify_nodes.
10096
10097 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10098
10099         * config/alpha/t-osf5: Remove.
10100         * config/alpha/t-osf-pthread: Remove.
10101         * config.gcc (alpha*-dec-osf5.1*): Set tmake_file to t-slibgcc-dummy.
10102         * mkmap-flat.awk: Handle osf_export for Tru64 UNIX linker -input file.
10103
10104 2011-06-03  Julian Brown  <julian@codesourcery.com>
10105
10106         * config/arm/arm-cores.def (strongarm, strongarm110, strongarm1100)
10107         (strongarm1110): Use strongarm tuning.
10108         * config/arm/arm-protos.h (tune_params): Add max_insns_skipped field.
10109         * config/arm/arm.c (arm_strongarm_tune): New.
10110         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
10111         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a5_tune)
10112         (arm_cortex_a9_tune, arm_fa726te_tune): Add max_insns_skipped field
10113         setting, using previous defaults or 1 for Cortex-A5.
10114         (arm_option_override): Set max_insns_skipped from current tuning.
10115
10116 2011-06-03  Nathan Sidwell  <nathan@codesourcery.com>
10117
10118         * doc/install.texi (Options specification): Document --with-specs.
10119
10120 2011-06-02  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
10121
10122         * config/arm/neon.md (orndi3_neon): Actually split it.
10123
10124 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
10125
10126         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): Bump default to 10.
10127         * var-tracking.c (reverse_op): Limite recurse depth to 5.
10128
10129 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
10130
10131         PR debug/47590
10132         * target.def (delay_sched2, delay_vartrack): New.
10133         * doc/tm.texi.in: Update.
10134         * doc/tm.texi: Rebuild.
10135         * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
10136         * var-tracking.c (gate_handle_var_tracking): Likewise.
10137         * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
10138         (bfin_flag_var_tracking): Drop.
10139         (output_file_start): Don't save and override flag_var_tracking.
10140         (bfin_option_override): Ditto flag_schedule_insns_after_reload.
10141         (bfin_reorg): Test original variables.
10142         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
10143         * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
10144         (ia64_flag_var_tracking): Drop.
10145         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
10146         (ia64_file_start): Don't save and override flag_var_tracking.
10147         (ia64_override_options_after_change): Ditto
10148         flag_schedule_insns_after_reload.
10149         (ia64_reorg): Test original variables.
10150         * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
10151         (picochip_flag_var_tracking): Drop.
10152         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
10153         (picochip_option_override): Don't save and override
10154         flag_schedule_insns_after_reload.
10155         (picochip_asm_file_start): Ditto flag_var_tracking.
10156         (picochip_reorg): Test original variables.
10157         * config/spu/spu.c (spu_flag_var_tracking): Drop.
10158         (TARGET_DELAY_VARTRACK): Define.
10159         (spu_var_tracking): New.
10160         (spu_machine_dependent_reorg): Call it.
10161         (asm_file_start): Don't save and override flag_var_tracking.
10162
10163 2011-06-02  Kaz Kojima  <kkojima@gcc.gnu.org>
10164
10165         PR target/49163
10166         * config/sh/predicates.md (general_movsrc_operand): Return 0
10167         for memory and memory subreg of which address is an invalid
10168         indexed address for QI and HImode.
10169         (general_movdst_operand): Likewise.
10170
10171 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
10172
10173         * cse.c (cse_find_path): Refine change to exclude EDGE_ABNORMAL_CALL
10174         edges only, when there is a non-local label in the function.
10175         * postreload-gcse.c (bb_has_well_behaved_predecessors): Likewise.
10176
10177 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
10178
10179         * config/i386/constraints.md (Y3): New register constraint.
10180         * config/i386/sse.md (*vec_interleave_highv2df): Merge with
10181         *sse3_interleave_highv2df and *sse2_interleave_highv2df.
10182         (*vec_interleave_lowv2df): Merge with *sse3_interleave_lowv2df and
10183         *sse2_interleave_lowv2df.
10184
10185 2011-06-02  Julian Brown  <julian@codesourcery.com>
10186
10187         * config/arm/arm-cores.def (cortex-a5): Use cortex_a5 tuning.
10188         * config/arm/arm.c (arm_cortex_a5_branch_cost): New.
10189         (arm_cortex_a5_tune): New.
10190
10191 2011-06-02  Julian Brown  <julian@codesourcery.com>
10192
10193         * config/arm/arm-protos.h (tune_params): Add branch_cost hook.
10194         * config/arm/arm.c (arm_default_branch_cost): New.
10195         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
10196         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a9_tune)
10197         (arm_fa726_tune): Set branch_cost field using
10198         arm_default_branch_cost.
10199         * config/arm/arm.h (BRANCH_COST): Use branch_cost hook from
10200         current_tune structure.
10201         * dojump.c (tm_p.h): Include file.
10202
10203 2011-06-02  Julian Brown  <julian@codesourcery.com>
10204
10205         * config/arm/arm-cores.def (arm1156t2-s, arm1156t2f-s): Use v6t2
10206         tuning.
10207         (cortex-a5, cortex-a8, cortex-a15, cortex-r4, cortex-r4f, cortex-m4)
10208         (cortex-m3, cortex-m1, cortex-m0): Use cortex tuning.
10209         * config/arm/arm-protos.h (tune_params): Add prefer_constant_pool
10210         field.
10211         * config/arm/arm.c (arm_slowmul_tune, arm_fastmul_tune)
10212         (arm_xscale_tune, arm_9e_tune, arm_cortex_a9_tune)
10213         (arm_fa726te_tune): Add prefer_constant_pool setting.
10214         (arm_v6t2_tune, arm_cortex_tune): New.
10215         * config/arm/arm.h (TARGET_USE_MOVT): Make dependent on
10216         prefer_constant_pool setting.
10217
10218 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
10219
10220         * config/i386/i386.c (standard_sse_constant_p) <case 1>: Simplify
10221         switch statement.
10222         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>: Ditto.
10223         (*movdf_internal) <case 6,7,8>: Ditto.
10224
10225         * config/i386/constraints.md (Y4): New register constraint.
10226         * config/i386/sse.md (vec_set<mode>_0): Merge with
10227         *vec_set<mode>_0_sse4_1 and *vec_set<mode>_0_sse2.
10228         (*vec_extractv2di_1): Merge from *vec_extractv2di_1_sse2 and
10229         *vec_extractv2di_1_sse.
10230         (*vec_concatv2di_rex64): Merge from *vec_concatv2di_rex64_sse4_1
10231         and *vec_concatv2di_rex64_sse.
10232
10233 2011-06-02  Stuart Henderson  <shenders@gcc.gnu.org>
10234
10235         PR target/48807
10236         * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Check return value
10237         of cgraph_local_info for null before attempting to use it.
10238
10239 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
10240
10241         * function.h (struct stack_usage): Remove dynamic_alloc_count field.
10242         (current_function_dynamic_alloc_count): Delete.
10243         * builtins.c (expand_builtin_setjmp_setup): Do not set calls_setjmp.
10244         (expand_builtin_nonlocal_goto): Remove obsolete comment.
10245         (expand_builtin_update_setjmp_buf): Remove dead code.
10246         * cse.c (cse_find_path): Do not follow a single abnormal incoming edge.
10247         * explow.c (allocate_dynamic_stack_space): Remove SETJMP_VIA_SAVE_AREA
10248         support.
10249         * function.c (instantiate_virtual_regs): Likewise.
10250         * postreload-gcse.c (bb_has_well_behaved_predecessors): Return false
10251         for a block with a single abnormal incoming edge.
10252         * config/sparc/sparc.h (STACK_SAVEAREA_MODE): Define.
10253         (SETJMP_VIA_SAVE_AREA): Delete.
10254         * config/sparc/sparc-protos.h (load_got_register): Declare.
10255         * config/sparc/sparc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
10256         (load_got_register): Make global.
10257         (sparc_frame_pointer_required): Add 'static'.
10258         (sparc_can_eliminate): Likewise.  Call sparc_frame_pointer_required.
10259         (sparc_builtin_setjmp_frame_value): New function.
10260         * config/sparc/sparc.md (UNSPECV_SETJMP): Remove.
10261         (save_stack_nonlocal): New expander.
10262         (restore_stack_nonlocal): Likewise.
10263         (nonlocal_goto): Remove modes, adjust predicates and reimplement.
10264         (nonlocal_goto_internal): New insn.
10265         (goto_handler_and_restore): Delete.
10266         (builtin_setjmp_setup): Likewise.
10267         (do_builtin_setjmp_setup): Likewise.
10268         (setjmp): Likewise.
10269         (builtin_setjmp_receiver): New expander.
10270
10271 2011-06-01  David Li  <davidxl@google.com>
10272
10273         PR middle-end/49261
10274         * tree-pretty-print.c (dump_function_header): Format cleanup.
10275
10276 2011-06-01  Kaz Kojima  <kkojima@gcc.gnu.org>
10277
10278         PR target/49238
10279         * config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
10280         needed when original operands are used for msw_skip comparison.
10281
10282 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
10283
10284         PR debug/49250
10285         * var-tracking.c (add_uses, add_stores): Don't call
10286         cselib_subst_to_values on ENTRY_VALUE.
10287
10288 2011-06-01  Diego Novillo  <dnovillo@google.com>
10289
10290         * lto-streamer-out.c (lto_output_ts_decl_with_vis_tree_pointers): Call
10291         output_record_start with LTO_null instead of output_zero.
10292         (lto_output_ts_binfo_tree_pointers): Likewise.
10293         (lto_output_tree): Likewise.
10294         (output_eh_try_list): Likewise.
10295         (output_eh_region): Likewise.
10296         (output_eh_lp): Likewise.
10297         (output_eh_regions): Likewise.
10298         (output_bb): Likewise.
10299         (output_function): Likewise.
10300         (output_unreferenced_globals): Likewise.
10301         * lto-streamer.h (enum LTO_tags): Reserve MAX_TREE_CODES
10302         instead of NUM_TREE_CODES.
10303         (lto_tag_is_tree_code_p): Check max value against MAX_TREE_CODES.
10304         (lto_output_int_in_range): Change << to >> when shifting VAL.
10305
10306 2011-06-01  Diego Novillo  <dnovillo@google.com>
10307
10308         * lto-streamer-out.c (lto_output_ts_decl_non_common_tree_pointers):
10309         Remove assertion for DECL_SAVED_TREE in FUNCTION_DECL nodes.
10310
10311 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
10312
10313         PR target/45074
10314         * optabs.h (valid_multiword_target_p): Declare.
10315         * expmed.c (extract_bit_field_1): Check valid_multiword_target_p when
10316         doing multi-word operations.
10317         * optabs.c (expand_binop): Likewise.
10318         (expand_doubleword_bswap): Likewise.
10319         (expand_absneg_bit): Likewise.
10320         (expand_unop): Likewise.
10321         (expand_copysign_bit): Likewise.
10322         (multiword_target_p): New function.
10323
10324 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
10325
10326         PR rtl-optimization/48830
10327         PR rtl-optimization/48808
10328         PR rtl-optimization/48792
10329         * reload.c (push_reload): Check contains_reg_of_mode.
10330         * reload1.c (strip_paradoxical_subreg): New function.
10331         (gen_reload_chain_without_interm_reg_p): Use it to handle
10332         paradoxical subregs.
10333         (emit_output_reload_insns, gen_reload): Likewise.
10334
10335 2011-06-01  David Li  <davidxl@google.com>
10336
10337         * predict.c : Change pass name
10338         * ipa.c: Ditto.
10339         * dce.c: Ditto.
10340         * tree-profile.c: Ditto.
10341         * except.c: Ditto.
10342
10343 2011-06-01  David Li  <davidxl@google.com>
10344
10345         * tree-pretty-print.c (dump_function_header): New function.
10346         * final.c (rest_of_clean_state): Use header dumper.
10347         * tree-cfg.c (gimple_dump_cfg): Use header dumper.
10348         * passes.c (pass_init_dump_file): Use header dumper.
10349
10350 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
10351
10352         * dwarf2out.c (compare_loc_descriptor, scompare_loc_descriptor,
10353         ucompare_loc_descriptor, minmax_loc_descriptor, clz_loc_descriptor,
10354         popcount_loc_descriptor, bswap_loc_descriptor, rotate_loc_descriptor):
10355         New functions.
10356         (mem_loc_descriptor): Use them.
10357
10358         * var-tracking.c (create_entry_value): New function.
10359         (vt_add_function_parameter): Use it.
10360
10361 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10362
10363         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]:
10364         Include <signal.h>, <ucontext.h>.
10365         (sigill_caught): Define.
10366         (sigill_hdlr): New function.
10367         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Check if SSE
10368         insns can be executed.
10369         * config/sol2.h (ENDFILE_SPEC): Use crtfastmath.o if -ffast-math etc.
10370         * config/sparc/sol2.h (ENDFILE_SPEC): Remove.
10371
10372 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10373
10374         * config/t-slibgcc-darwin: Move to ...
10375         * config/t-slibgcc-dummy: ... this.  Clarify comments.
10376         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*,
10377         powerpc-*-darwin*, powerpc64-*-darwin*): Reflect this.
10378         (i[3456x]86-*-netware*): Add t-slibgcc-dummy to tmake_file.
10379         (i[34567]86-*-rtems*): Remove extra_parts.  Use i386/t-rtems.
10380         Remove i386/t-crtstuff from tmake_file.
10381         (i[34567]86-*-solaris2*): Remove t-svr4,
10382         t-slibgcc-elf-ver, t-slibgcc-sld from tmake_file, add
10383         t-slibgcc-dummy.
10384         (sparc-*-elf*, sparc64-*-elf*): Remove tmake_file, extra_parts.
10385         (sparc-*-rtems*, sparc64-*-rtems*): Remove sparc/t-crtin,
10386         sparc/t-crtfm from tmake_file.
10387         (sparc*-*-solaris2*): Remove sparc/t-sol2, sparc/t-crtfm,
10388         t-slibgcc-elf-ver, t-slibgcc-sld, add t-slibgcc-dummy.
10389         Remove extra_parts.
10390         * config/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define.
10391         * config/i386/t-nwld (SHLIB_LINK): Remove.
10392         * config/i386/t-rtems-i386: Rename to ...
10393         * config/i386/t-rtems: ... this.
10394         ($(T)crti.o, $(T)crtn.o): Remove.
10395         (FPBIT, DPBIT, LIB2FUNCS_EXTRA): Remove.
10396         (dp-bit.c, fp-bit.c, xp-bit.c): Remove.
10397         (EXTRA_MULTILIB_PARTS, LIBGCC, INSTALL_LIBGCC): Remove.
10398         * config/i386/t-sol2-10 (LIBGCC, INSTALL_LIBGCC,
10399         EXTRA_MULTILIB_PARTS): Remove.
10400         * config/sparc/t-sol2-64: Likewise.
10401         * config/sparc/t-sol2: Remove.
10402         * config/sparc/t-crtin: Remove.
10403         * config/sparc/gmon-sol2.c: Move to ../libgcc/config.
10404         * config/i386/gmon-sol2.c: Remove.
10405         * config/i386/sol2-c1.asm: Move to ../libgcc/config/i386/sol2-c1.S.
10406         * config/i386/sol2-ci.asm: Move to ../libgcc/config/i386/sol2-ci.S.
10407         * config/i386/sol2-cn.asm: Move to ../libgcc/config/i386/sol2-cn.S.
10408         * config/i386/sol2-gc1.asm: Remove.
10409         * config/sparc/sol2-c1.asm: Move to ../libgcc/config/sparc/sol2-c1.S.
10410         * config/sparc/sol2-ci.asm: Move to ../libgcc/config/sparc/sol2-ci.S.
10411         * config/sparc/sol2-cn.asm: Move to ../libgcc/config/sparc/sol2-cn.S.
10412         * config/t-slibgcc-sld: Remove.
10413
10414 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
10415
10416         * dwarf2out.c (mem_loc_descriptor) <do_ucompare>: Call
10417         base_type_for_mode with op_mode instead of mode.
10418
10419 2011-06-01  Paul Brook  <paul@cpodesourcery.com>
10420
10421         * config/arm/arm-cores.def: Add cortex-r5.  Add DIV flags to
10422         Cortex-A15.
10423         * config/arm/arm-tune.md: Regenerate.
10424         * config/arm/arm-tables.opt: Regenerate.
10425         * config/arm/arm.c (FL_DIV): Rename...
10426         (FL_THUMB_DIV): ... to this.
10427         (FL_ARM_DIV): Define.
10428         (FL_FOR_ARCH7R, FL_FOR_ARCH7M): Use FL_THUMB_DIV.
10429         (arm_arch_hwdiv): Remove.
10430         (arm_arch_thumb_hwdiv, arm_arch_arm_hwdiv): New variables.
10431         (arm_issue_rate): Add cortexr5.
10432         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Set
10433         __ARM_ARCH_EXT_IDIV__.
10434         (TARGET_IDIV): Define.
10435         (arm_arch_hwdiv): Remove.
10436         (arm_arch_arm_hwdiv, arm_arch_thumb_hwdiv): New prototypes.
10437         * config/arm/arm.md (tune_cortexr4): Add cortexr5.
10438         (divsi3, udivsi3): New patterns.
10439         * config/arm/thumb2.md (divsi3, udivsi3): Remove.
10440         * doc/invoke.texi: Document ARM -mcpu=cortex-r5
10441
10442 2011-06-01  Martin Jambor  <mjambor@suse.cz>
10443
10444         * ipa-utils.c (ipa_dfs_info): New field scc_no.
10445         * ipa-utils.c (searchc): Set scc_no.
10446
10447 2011-06-01  Martin Jambor  <mjambor@suse.cz>
10448
10449         * ipa-utils.c (searchc_env): New field allow_overwritable.
10450         (searchc): do not ignore edges to overwritable nodes if indicated
10451         by env->allow_overwritable.
10452         (ipa_reduced_postorder): Set env.allow_overwritable.
10453
10454 2011-06-01  Richard Guenther  <rguenther@suse.de>
10455
10456         * tree.c (free_lang_data): Do not reset boolean_type_node nor
10457         char_type_node.
10458         * lto-streamer.c (lto_record_common_node): Take node pointer,
10459         do not register types.
10460         (lto_preload_common_nodes): Explicitly skip preloading nodes
10461         that differ between frontends.
10462
10463 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
10464
10465         * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
10466         NON_FLOAT_REGS.
10467
10468 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
10469
10470         * config/rs6000/rs6000.c (rs6000_register_move_cost): Preserve from
10471         parameter value for dump. Dump cost on outermost call only.
10472         (rs6000_memory_move_cost): Dump cost on outermost call only.
10473
10474 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
10475
10476         * dwarf2out.c (resolve_addr_in_expr): Optimize away redundant
10477         DW_OP_GNU_convert ops.
10478
10479         * cselib.c (promote_debug_loc): Allow l->next non-NULL for
10480         cselib_preserve_constants.
10481         (cselib_lookup_1): If cselib_preserve_constants,
10482         a new VALUE is being created for REG and there is a VALUE for the
10483         same register in wider mode, add another loc with lowpart SUBREG of
10484         the wider VALUE.
10485         (cselib_subst_to_values): Handle ENTRY_VALUE.
10486         * var-tracking.c  (replace_expr_with_values): Return NULL for
10487         ENTRY_VALUE too.
10488         * dwarf2out.c (convert_descriptor_to_signed): New function.
10489         (mem_loc_descriptor) <case ZERO_EXTEND>: Optimize using DW_OP_and
10490         instead of two shifts.
10491         (mem_loc_descriptor) <do_shift>: ZERO_EXTEND second argument to
10492         the right mode if needed.
10493         (mem_loc_descriptor) <case MOD>: For typed ops just use DW_OP_mod.
10494         (mem_loc_descriptor) <case UNSIGNED_FIX>: Use
10495         convert_descriptor_to_signed.
10496         (mem_loc_descriptor) <case UDIV, CLZ, CTZ, FFS, POPCOUNT, PARITY,
10497         BSWAP, ROTATE, ROTATERT>: Handle these rtls.
10498
10499         PR target/48688
10500         * config/i386/i386.md (*lea_general_4): New define_insn_and_split.
10501
10502 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
10503
10504         * config/i386/i386.md: Use SWI248x instead of X87MODEI, SWI24 instead
10505         of X87MODEI12 and SWI48x instead of SSEMODEI24.
10506         (SWI248x): New mode iterator, rename from X87MODEI.
10507         (X87MODEI): Remove mode iterator.
10508         (X87MODEI12): Ditto.
10509         (SSEMODEI24): Ditto.
10510
10511 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
10512
10513         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): New.
10514         * doc/invoke.texi: Document max-vartrack-expr-depth.
10515         * var-tracking.c (EXPR_DEPTH): New.
10516         (reverse_op, vt_expand_loc, vt_expand_loc_dummy): Use it.
10517
10518 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
10519
10520         * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
10521         * config/i386/sse.md: Add n to negated FMA pattern names.
10522
10523 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
10524
10525         * gcc.c (driver_handle_option): Fix disabling of -fcompare-debug.
10526
10527 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
10528
10529         * gengtype-state.c (read_state_params_structs): Initialize previous.
10530
10531 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
10532
10533         * config/i386/i386.md (*pushxf_nointeger): Merge alternatives 1 and 2.
10534         (FP push_operand splitters): Merge {TF,XF,DF}mode splitters.
10535
10536 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
10537
10538         * config/i386/i386.md (*movtf_internal): Avoid allocating general
10539         registers.  Penalize F*r->o alternative to prevent partial memory
10540         stalls.  Slightly penalize *roF->*r alternative.  Generate SSE
10541         CONST_DOUBLE immediates when optimizing function for size.  Do not move
10542         CONST_DOUBLEs directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
10543         (*movxf_internal): Slightly penalize Yx*roF->Yx*r alternative.
10544         (*movdf_internal): Slightly penalize Yd*roF->Yd*r alternative.
10545         (*movdf_internal_rex64): Slightly penalize rm->r, F->m and r->m
10546         alternatives.
10547         (*movsf_internal): Slightly penalize rmF->r and Fr->m alternatives.
10548
10549         (fp_register_operand splitters): Use fp_register_operand
10550         constraint.  Do not use FP_REG_P in insn condition.
10551         (any_fp_register_operand splitters): Use any_fp_register_operand
10552         constraint.  Do not use ANY_FP_REG_P in insn condition.
10553
10554 2011-05-31  Jan Hubicka  <jh@suse.cz>
10555
10556         * cgraph.h (cgraph_inline_failed_t): Give enum a name
10557         * lto-cgraph.c (LDPR_NUM_KNOWN): New macro.
10558         (LTO_cgraph_tags): Add LTO_cgraph_last_tag.
10559         (lto_output_edge): Use output_enum and var_len_unsigned.
10560         (lto_output_varpool_node): Likewise.
10561         (input_overwrite_node): Do not take resolution parameter;
10562         extract it from a bitpack.
10563         (input_node): Do not read resolution; use input_enum and
10564         var_len_unsigned.
10565         (input_varpool_node): Likewise.
10566         (input_edge): Likewise.
10567         (input_cgraph_1): Likewise.
10568
10569 2011-05-31  Richard Guenther  <rguenther@suse.de>
10570
10571         * gimple.c (gimple_register_canonical_type): Do not register
10572         any types via gimple_register_type.
10573
10574 2011-05-31  Jan Hubicka  <jh@suse.cz>
10575
10576         * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Merge alias decl
10577         of thunks.
10578
10579 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
10580
10581         PR rtl-optimization/49235
10582         * tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
10583         (create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.
10584
10585 2011-05-31  Ira Rosen  <ira.rosen@linaro.org>
10586
10587         PR tree-optimization/49093
10588         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
10589         data references.
10590
10591 2011-05-31  Dodji Seketeli  <dodji@redhat.com>
10592
10593         PR debug/49047
10594         * dwarf2out.c (gen_subprogram_die): Emit linkage name attribute
10595         for concrete functions containing the code of cloned functions.
10596
10597 2011-05-31  Richard Guenther  <rguenther@suse.de>
10598
10599         * tree-ssa-forwprop.c (forward_propagate_into_comparison): Rename
10600         to ...
10601         (forward_propagate_into_comparison_1): ... this.
10602         (forward_propagate_comparison): Rename to ...
10603         (forward_propagate_into_comparison): ... this.  Split out
10604         real forward propagation code to ...
10605         (forward_propagate_comparison): ... this.
10606         (forward_propagate_into_gimple_cond): Remove looping.
10607         (forward_propagate_into_cond): Likewise.
10608         (simplify_not_neg_expr): Return whether we have done something.
10609         (simplify_gimple_switch): Likewise.
10610         (tree_ssa_forward_propagate_single_use_vars): Rename to ...
10611         (ssa_forward_propagate_and_combine): ... this.  Re-structure
10612         to do a forward forward-propagation walk on BBs and a backward
10613         stmt combining walk on BBs.  Consistently re-scan changed statements.
10614         (pass_forwprop): Adjust.
10615
10616 2011-05-30  Ian Lance Taylor  <iant@google.com>
10617
10618         * godump.c (go_format_type): Correct length of name added to
10619         obstack for anonymous field.
10620
10621 2011-05-30  Kaz Kojima  <kkojima@gcc.gnu.org>
10622
10623         PR target/49186
10624         * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
10625         part of the second operand is 0.
10626
10627 2011-05-30  Uros Bizjak  <ubizjak@gmail.com>
10628
10629         * config/i386/i386.md (*movxf_internal): Penalize FYx*r->o alternative
10630         to prevent partial memory stalls.  Do not move CONST_DOUBLEs directly
10631         to memory for !TARGET_MEMORY_MISMATCH_STALL.
10632         (*movdf_internal_rex64): Do not penalize F->r alternative.
10633         (*movdf_internal): Penalize FYd*r->o alternative to prevent partial
10634         memory stalls.  Generate SSE and x87 CONST_DOUBLE immediates only
10635         when optimizing function for size.  Do not move CONST_DOUBLEs
10636         directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
10637         (FP move splitters): Merge {TF,XF,DF}mode splitters.  Do not handle
10638         SUBREGs.  Do not check for MEM_P operands in the insn condition,
10639         check for ANY_FP_REGNO_P instead.
10640         * config/i386/constraints.md (Yd): Enable GENERAL_REGS for
10641         TARGET_64BIT and for TARGET_INTEGER_DFMODE_MOVES when optimizing
10642         function for speed.
10643         * config/i386/i386.c (ix86_option_override_internal): Do not
10644         set TARGET_INTEGER_DFMODE_MOVES here.
10645
10646 2011-05-30  H.J. Lu  <hongjiu.lu@intel.com>
10647
10648         PR target/49168
10649         * config/i386/i386.md (*movtf_internal): Handle misaligned load/store.
10650
10651 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
10652
10653         * dwarf2out.c (modified_type_die, gen_reference_type_die): Use
10654         DW_TAG_rvalue_reference_type even for
10655         -gdwarf-4 -fno-debug-types-section.
10656
10657 2011-05-30  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
10658
10659         PR tree-optimization/46728
10660         * tree-ssa-math-opts.c (build_and_insert_call): Reorder parms.
10661         (build_and_insert_binop): New.
10662         (gimple_expand_builtin_pow): Reorder args for
10663         build_and_insert_call; use build_and_insert_binop; add more
10664         optimizations for fractional exponents.
10665
10666 2011-05-30  Nathan Froyd  <froydnj@gcc.gnu.org>
10667
10668         PR bootstrap/49190
10669
10670         Revert:
10671         2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
10672
10673         * tree.h (struct tree_identifier): Inherit from tree_typed, not
10674         tree_common.
10675         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
10676         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
10677         TS_BASE instead of TS_COMMON.
10678         * varasm.c (assemble_name): Remove assert.
10679
10680 2011-05-30  Richard Sandiford  <rdsandiford@googlemail.com>
10681
10682         * config.gcc: Keep obselete list sorted.
10683
10684 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
10685             Eric Botcazou  <ebotcazou@adacore.com>
10686
10687         * var-tracking.c (vt_add_function_parameter): Remap incoming MEMs with
10688         crtl->args.internal_arg_pointer based address to arg_pointer_rtx if
10689         there is a DRAP register and arg_pointer_rtx is the CFA pointer.
10690         (vt_init_cfa_base): Don't equate cfa_base_rtx if stack was realigned.
10691         (vt_initialize): Initialize cfa_base_rtx if there is a DRAP register.
10692
10693 2011-05-30  Richard Guenther  <rguenther@suse.de>
10694
10695         * gimple.c (gimple_types_compatible_p_1): Compare record
10696         and union type members properly.
10697
10698 2011-05-30  Richard Guenther  <rguenther@suse.de>
10699
10700         PR tree-optimization/49210
10701         * ipa-split.c (split_function): Care for the case where the call
10702         result is not trivially convertible to the result holding variable.
10703
10704 2011-05-30  Richard Guenther  <rguenther@suse.de>
10705
10706         PR tree-optimization/49218
10707         * tree-vrp.c (adjust_range_with_scev): Properly check whether
10708         overflow occured.
10709
10710 2011-05-30  Richard Guenther  <rguenther@suse.de>
10711
10712         * tree-ssa-forwprop.c (forward_propagate_into_comparison):
10713         New function split out from ...
10714         (forward_propagate_into_gimple_cond): ... here.  Adjust.
10715         (forward_propagate_into_cond): Likewise.
10716         (forward_propagate_comparison): Also propagate into
10717         comparisons on assignment RHS.  Change return value to
10718         behave similar to forward_propagate_into_cond.
10719         (tree_ssa_forward_propagate_single_use_vars): Handle
10720         strict-overflow warnings properly for forward_propagate_comparison.
10721
10722 2011-05-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10723
10724         * configure.ac (gcc_cv_lto_plugin): Determine lto plugin support
10725         from plugin linker.
10726         * configure: Regenerate.
10727
10728 2011-05-30  Ira Rosen  <ira.rosen@linaro.org>
10729
10730         PR tree-optimization/49199
10731         * tree-vect-loop.c (vect_is_slp_reduction): Check that the
10732         non-reduction operands are either defined in the loop or by induction.
10733
10734 2011-05-29  Xinliang David Li  <davidxl@google.com>
10735
10736         * opts-global.c (handle_common_deferred_options): Handle new options.
10737         * passes.c (register_one_dump_file): Call register_pass_name.
10738         (execute_one_pass): Check explicit enable/disable flag.
10739         (passr_hash): New function.
10740         (passr_eq): Ditto.
10741         (register_pass_name): Ditto.
10742         (get_pass_by_name): Ditto.
10743         (pass_hash): Ditto.
10744         (pass_eq): Ditto.
10745         (enable_pass): Ditto.
10746         (disable_pass): Ditto.
10747         (is_pass_explicitly_enabled_or_disabled): Ditto.
10748
10749 2011-05-29  Uros Bizjak  <ubizjak@gmail.com>
10750
10751         * config/i386/i386.md (*movoi_internal_avx): Use
10752         standard_sse_constant_opcode for alternative 0.
10753         (*movti_internal_sse): Ditto.
10754         (*movti_internal_rex64): Use standard_sse_constant_opcode for
10755         alternative 2.
10756         (*movdi_internal_rex64): Use standard_sse_constant_opcode for
10757         sselog1 type moves.
10758         (*movsi_internal): Ditto.
10759         (*movdi_internal): Ditto.  Add ssecvt type moves.
10760
10761 2011-05-29  Eric Botcazou  <ebotcazou@adacore.com>
10762
10763         PR target/48830
10764         * rtlanal.c (simplify_subreg_regno): Adjust comment.
10765
10766 2011-05-29  Jakub Jelinek  <jakub@redhat.com>
10767
10768         PR rtl-optimization/49095
10769         * config/i386/predicates.md (plusminuslogic_operator): New predicate.
10770         * config/i386/i386.md: Add peepholes for mem {+,-,&,|,^}= x; mem != 0.
10771
10772 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
10773
10774         PR target/43995
10775         * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
10776         recurse_p argument.  Only follow register copies if it is set,
10777         and prevent mips_find_pic_call_symbol from recursing.
10778         (mips_find_pic_call_symbol): Add a recurse_p argument.
10779         Pass it to mips_pic_call_symbol_from_set.
10780         (mips_annotate_pic_calls): Update accordingly.
10781
10782 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
10783
10784         * emit-rtl.c (try_split): Use a loop to search for
10785         NOTE_INSN_CALL_ARG_LOCATIONs.
10786
10787 2011-05-29  Richard Guenther  <rguenther@suse.de>
10788
10789         PR tree-optimization/49217
10790         * ipa-pure-const.c (propagate_pure_const): Fix typos.
10791
10792 2011-05-28  Jan Hubicka  <jh@suse.cz>
10793
10794         * lto-streamer-out.c (hash_string_slot_node): Hash string based on its
10795         length.
10796         (string_slot_free): Remove
10797         (create_output_block): Initialize obstack.
10798         (destroy_output_block): Free obstack.
10799         (lto_string_index): Add PERSISTENT parameter; do not duplicate
10800         the string unless it needs to be added into the hash.
10801         (lto_output_string_with_length): Add persistent attribute;
10802         handle NULL strings.
10803         (lto_output_string): Add PERSISTENT parameter.
10804         (output_string_cst, output_identifier): Simplify.
10805         (lto_output_location_bitpack): Update.
10806         (lto_output_builtin_tree): Update.
10807         * lto-streamer.h (struct output_block): Add obstack.
10808         (lto_output_string, lto_output_string_with_length): Remove
10809         declarations; functions are static now.
10810
10811 2011-05-28  Jan Hubicka  <jh@suse.cz>
10812
10813         * lto-streamer-out.c (pack_ts_fixed_cst_value_fields,
10814         pack_ts_decl_common_value_fields, pack_ts_decl_with_vis_value_fields,
10815         pack_ts_function_decl_value_fields, lto_output_builtin_tree,
10816         output_cfg, output_gimple_stmt): Use enum and variable length i/o.
10817         * lto-streamer-in.c (input_cfg, input_gimple_stmt,
10818         unpack_ts_fixed_cst_value_fields, unpack_ts_decl_common_value_fields,
10819         unpack_ts_decl_with_vis_value_fields,
10820         unpack_ts_type_common_value_fields, unpack_ts_block_value_fields,
10821         lto_get_builtin_tree): Use enum and variable length i/o.
10822         * basic-block.h (profile_status_d): Add PROFILE_LAST.
10823         * lto-streamer.h (bp_pack_int_in_range, bp_unpack_int_in_range):
10824         New functions.
10825         (bp_pack_enum, bp_unpack_enum): New macros.
10826
10827 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
10828
10829         * genrecog.c: Remove redundant forward declarations.
10830
10831 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
10832
10833         * config.gcc: Deprecate mips*-*-openbsd*.
10834
10835 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
10836
10837         PR bootstrap/49195
10838         * genrecog.c (add_to_sequence): Use XEXP rather than XVECEXP
10839         for match_op_dup.
10840
10841 2011-05-27  Andrew Pinski  <pinskia@gmail.com>
10842
10843         PR middle-end/48981
10844         * gengtype.c (vec_prefix_type): New function.
10845         (note_def_vec): Use vec_prefix_type and change the length
10846         attribute to be based on the prefix.
10847         * vec.c: Include coretypes.h before vec.h.
10848         (struct vec_prefix): Remove.
10849         (vec_gc_p_reserve): Change the offsetof to sizeof.
10850         (vec_gc_p_reserve_exact): Likewise.
10851         (vec_heap_p_reserve): Likewise.
10852         (vec_heap_p_reserve_exact): Likewise.
10853         (vec_stack_o_reserve_1): Copy from +1 instead of from vec.
10854         (vec_stack_p_reserve): Change the offsetof to sizeof.
10855         (vec_stack_p_reserve_exact): Likewise.
10856         * vec.h (struct vec_prefix): New struct definition.
10857         (VEC_T(T,B)): Use vec_prefix instead of having num/alloc fields.
10858         (VEC_T_GTY(T,B)): Likewise.
10859         (DEF_VEC_FUNC_P(T)): Use prefix field.
10860         (DEF_VEC_NONALLOC_FUNCS_O(T,A)): Likewise.
10861         (DEF_VEC_NONALLOC_FUNCS_I(T,A)): Likewise.
10862
10863 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
10864
10865         PR tree-optimization/46728
10866         * tree-ssa-math-opts.c (powi_as_mults_1): Add gimple_set_location.
10867         (powi_as_mults): Add gimple_set_location.
10868         (build_and_insert_call): New.
10869         (gimple_expand_builtin_pow): Add handling for pow(x,y) when y is
10870         0.5, 0.25, 0.75, 1./3., or 1./6.
10871
10872 2011-05-27  Alexander Monakov  <amonakov@ispras.ru>
10873
10874         * doc/contrib.texi: Update copyright years.
10875         (Contributors): Add Zdenek Sojka.
10876
10877 2011-05-27  Nathan Froyd  <froydnj@codesourcery.com>
10878
10879         * c-decl.c (c_push_function_context): Copy the current statement
10880         list stack.
10881         (add_stmt): Check building_stmt_list_p and push_stmt if necessary.
10882         (finish_struct): Call building_stmt_list_p instead of checking
10883         cur_stmt_list.
10884         * c-parser.c (c_parser_postfix_expression): Likewise.
10885         * c-typeck.c (c_end_compound_stmt): Likewise.
10886         * print-tree.c (print_node) [STATEMENT_LIST]: Don't print TREE_CHAIN.
10887         * tree-iterator.c (stmt_list_cache): Change to a VEC.
10888         (alloc_stmt_list): Adjust for stmt_list_cache's new type.
10889         (free_stmt_list): Likewise.
10890         * tree.h (struct tree_statement_list): Include typed_tree instead
10891         of tree_common.
10892         * tree.c (initialize_tree_contains_struct): Mark TS_STATEMENT_LIST
10893         as TS_TYPED instead of TS_COMMON.
10894
10895 2011-05-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10896             Uros Bizjak  <ubizjak@gmail.com>
10897
10898         * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check for @tlsgdplt
10899         (HAVE_AS_IX86_TLSGDPTL): Define.
10900         (gcc_cv_as_ix86_tlsldmplt): Check for @tlsldmplt.
10901         (HAVE_AS_IX86_TLSLDMPLT): Define.
10902         * configure: Regenerate.
10903         * config.in: Regenerate.
10904         * config/i386/i386.c (ix86_print_operand): Handle code 'p'.
10905         * config/i386/i386.md (*tls_global_dynamic_32_gnu): If
10906         TARGET_SUN_TLS, use @tlsgdplt or @plt.
10907         (*tls_global_dynamic_64): Use @plt if TARGET_SUN_TLS.
10908         (*tls_local_dynamic_base_32_gnu): If TARGET_SUN_TLS, use
10909         @tlsldmplt or @plt.
10910         (*tls_local_dynamic_base_64): Use @plt if TARGET_SUN_TLS.
10911
10912 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
10913
10914         * sched-int.h (struct _haifa_deps_insn_data): New members cond
10915         and reverse_cond.
10916         (INSN_COND, INSN_REVERSE_COND): New macros.
10917         * sched-deps.c (deps_analyze_insn): Call sched_get_condition_with_rev
10918         once.
10919         (sched_get_condition_with_rev): Cache the results, and look them up
10920         if possible.
10921         (sched_analyze_insn): Destroy INSN_COND of previous insns if they
10922         are clobbered by the current insn.
10923         * target.def (exposed_pipline): New sched data hook.
10924         * doc/tm.texi.in: TARGET_SCHED_EXPOSED_PIPELINE: Add hook.
10925         * doc/tm.texi: Regenerate.
10926
10927 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
10928
10929         PR tree-optimization/49170
10930         * tree-ssa-math-opts.c (execute_cse_sincos):  Add checks for
10931         sincos or cexp.
10932
10933 2011-05-27  Richard Guenther  <rguenther@suse.de>
10934
10935         PR middle-end/49189
10936         * fold-const.c (fold_unary_loc): Do not re-fold folding conversions
10937         of comparisons.
10938
10939 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
10940
10941         * haifa-sched.c (sched_scan_info): Remove.
10942         (schedule_block): Call sched_extend_luids rather than sched_init_luids
10943         with NULL args.
10944         (extend_bb, init_bb, extend_insn, init_insn, init_insns_in_bb):
10945         Remove functions.
10946         (sched_scan): Remove.
10947         (sched_extend_luids): Renamed from luids_extend_insn and no longer
10948         static.  All callers changed.
10949         (sched_init_insn_luid): Renamed from luids_init_insn and no longer
10950         static.  All callers changed.
10951         (sched_init_luids): Remove all arguments except the first.  All
10952         callers changed.  Don't use sched_scan.
10953         (haifa_init_h_i_d): Likewise.
10954         (haifa_init_insn): Call sched_extend_luids and sched_init_insn_luid
10955         manually rather than using sched_init_luids.  Likewise with
10956         extend_h_i_d, init_h_i_d and haifa_init_h_i_d.
10957         * sel-sched.c (sel_region_target_finish): Call sched_extend_luids
10958         rather than sched_init_luids with NULL args.
10959         * sel-sched-ir.c (new_insns): Remove variable.
10960         (sched_scan): New static function, previously in haifa-sched.c.  Remove
10961         all arguments but the first two; all callers changed.
10962         (sel_init_new_insn): Call sched_extend_luids and sched_init_insn_luid
10963         rather than sched_init_luids.
10964         (sel_init_bbs): Remove second argument.  All callers changed.
10965         (sel_add_bb): Call sched_extend_luids rather than sched_init_luids
10966         with NULL arguments.
10967         (create_insn_rtx_from_pattern): Likewise.
10968         * sel-sched-ir.h (sel_init_bbs): Adjust declaration.
10969         * sched-int.h (sched_init_luids, haifa_init_h_i_d): Likewise.
10970         (sched_init_insn_luid, sched_extend_luids): Declare.
10971         (sched_scan_info_def, sched_scan_info, sched_scan): Remove
10972         declarations.
10973
10974 2011-05-27  Richard Guenther  <rguenther@suse.de>
10975
10976         PR middle-end/49177
10977         * fold-const.c (fold_unary_loc): Fold (T)(A CMP B) to
10978         A CMP B ? (T) true : (T) false for non-integral types T again.
10979
10980 2011-05-27  Jan Hubicka  <jh@suse.cz>
10981
10982         * lto-streamer-out.c (lto_string_index): break out from...; offset by 1
10983         so 0 means NULL string.
10984         (lto_output_string_with_length): ... here.
10985         (lto_output_string, output_string_cst, output_identifier): Update
10986         handling of NULL strings.
10987         (lto_output_location_bitpack): New function.
10988         (lto_output_location): Use it.
10989         (lto_output_tree_ref): Use output_record_start.
10990         (pack_ts_type_common_value_fields): Pack aliagn & alias set in var
10991         len values.
10992         * lto-streamer-in.c (string_for_index): Break out from ...; offset
10993         values by 1.
10994         (input_string_internal): ... here;
10995         (input_string_cst, input_identifier, lto_input_string): Update handling
10996         of NULL strings.
10997         (lto_input_location_bitpack): New function
10998         (lto_input_location): Use it.
10999         (unpack_ts_type_common_value_fields): Pack align & alias in var len
11000         values.
11001         * lto-streamer.h (bp_pack_val_len_unsigned, bp_pack_val_len_int,
11002         bp_unpack_val_len_unsigned, bp_unpack_val_len_int): Declare.
11003         (bp_pack_value): Sanity check the value range.
11004         * lto-section-in.c (bp_unpack_val_len_unsigned, bp_unpack_val_len_int):
11005         New functions.
11006         * lto-section-out.h (bp_pack_val_len_unsigned, bp_pack_val_len_int):
11007         New functions.
11008
11009 2011-05-27  Hariharan Sandanagobalane  <hariharan@picochip.com>
11010
11011         * config/picochip/picochip.c (reorder_var_tracking_notes): Drop
11012         call_arg_location instructions down the floor.
11013
11014 2011-05-26  Vladimir Makarov  <vmakarov@redhat.com>
11015
11016         PR rtl-optimization/49154
11017         * ira.c (setup_pressure_classes): Process class without sublcasses
11018         as a candidate for pressure classes.
11019
11020 2011-05-26  Richard Sandiford  <rdsandiford@googlemail.com>
11021
11022         PR rtl-optimization/48575
11023         * genrecog.c (position_type): New enum.
11024         (position): New structure.
11025         (decision): Use position structure instead of a string.
11026         (root_pos, peep2_insn_pos_list): New variables.
11027         (next_position, compare_positions): New functions.
11028         (new_decision): Use position structures instead of strings.
11029         (maybe_both_true): Likewise.
11030         (change_state): Likewise.
11031         (write_tree): Likewise.
11032         (make_insn_sequence): Likewise.
11033
11034 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
11035
11036         * tree.c (initialize_tree_contains_struct): Mark TS_BLOCK as
11037         TS_BASE instead of TS_COMMON.
11038         (find_decls_types_r): Check for TS_TYPED structure before looking at
11039         TREE_TYPE.
11040         * tree.h (struct tree_block): Inherit from tree_base, not tree_common.
11041         Add chain field.
11042         (BLOCK_CHAIN): Use new chain field.
11043
11044 2011-05-26  Pat Haugen  <pthaugen@us.ibm.com>
11045
11046         * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
11047         moves expensive on Power7 also.
11048
11049 2011-05-26  Richard Guenther  <rguenther@suse.de>
11050
11051         * fold-const.c (fold_unary_loc): Remove bogus code.
11052
11053 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
11054
11055         * tree.h (struct tree_identifier): Inherit from tree_typed, not
11056         tree_common.
11057         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
11058         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
11059         TS_BASE instead of TS_COMMON.
11060         * varasm.c (assemble_name): Remove assert.
11061
11062 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
11063
11064         * Makefile.in (srcdirify): Change order so that libgcc_objdir is
11065         substituted first.
11066         * libgcc-std.ver: Delete file.
11067
11068 2011-05-26  Richard Guenther  <rguenther@suse.de>
11069
11070         PR tree-optimization/48702
11071         * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
11072         only when we know the base address is within bounds.
11073         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
11074         assume the base address of TARGET_MEM_REFs is in bounds.
11075
11076 2011-05-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11077
11078         PR target/49099
11079         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Wrap
11080         declaration in TARGET_SOLARIS.
11081
11082 2011-05-26  Hariharan Sandanagobalane  <hariharan@picochip.com>
11083
11084         * config/picochip/picochip.md (cbranchhi4): No :CC for match_operator.
11085         The instruction is then expanded explicitly.
11086         (supported_compare): Callable instruction.
11087         (compare): Likewise.
11088
11089 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
11090
11091         PR c++/49165
11092         * gimplify.c (shortcut_cond_r): Don't special case
11093         COND_EXPRs if they have void type on one of their arms.
11094
11095 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
11096
11097         * haifa-sched.c (schedule-block): Reorder the inner scheduling loop
11098         to reduce duplication, and to achieve a slightly more logical order
11099         of operations.
11100
11101 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
11102
11103         PR tree-optimization/49161
11104         * tree-vrp.c (struct case_info): New type.
11105         (compare_case_labels): Sort case_info structs instead of
11106         trees, and not primarily by CASE_LABEL uids but by
11107         label_for_block indexes.
11108         (find_switch_asserts): Put case labels into struct case_info
11109         array instead of TREE_VEC, adjust sorting, compare label_for_block
11110         values instead of CASE_LABELs.
11111
11112 2011-05-26  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
11113
11114         * config/arm/neon.md ("orn<mode>3_neon"): Canonicalize not.
11115         ("orndi3_neon"): Likewise.
11116         ("bic<mode>3_neon"): Likewise.
11117
11118 2011-05-26  Ira Rosen  <ira.rosen@linaro.org>
11119
11120         PR tree-optimization/49038
11121         * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
11122         Ensure at least one epilogue iteration if required by data
11123         accesses with gaps.
11124         * tree-vectorizer.h (struct _loop_vec_info): Add new field
11125         to mark loops that require peeling for gaps.
11126         * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
11127         (vect_get_known_peeling_cost): Take peeling for gaps into
11128         account.
11129         (vect_transform_loop): Generate epilogue if required by data
11130         access with gaps.
11131         * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
11132         loop as requiring an epilogue if there are gaps in the end of
11133         the strided group.
11134
11135 2011-05-25  Ian Lance Taylor  <iant@google.com>
11136
11137         * godump.c (go_format_type): Output the first field with a usable
11138         Go type, if any.
11139
11140 2011-05-25  Ian Lance Taylor  <iant@google.com>
11141
11142         * godump.c (go_format_type): Check for invalid type names, pointer
11143         target types, and struct field types.
11144
11145 2011-05-25  Jason Merrill  <jason@redhat.com>
11146
11147         * print-tree.c (print_node): Only look at TREE_TYPE if TS_TYPED.
11148
11149 2011-05-25  Uros Bizjak  <ubizjak@gmail.com>
11150
11151         * config/i386/sse.md (*<sse>_maskcmp<mode>3_comm): New pattern.
11152
11153 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
11154
11155         * config/i386/i386.md (*movqi_extv_1)): Put back
11156         "register_operand" check in "type" calculation.
11157         (*movqi_extzv_2): Likewise.
11158
11159 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
11160
11161         * doc/extend.texi (X86 Built-in Functions): Update pause intrinsic.
11162
11163 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
11164
11165         PR bootstrap/49160
11166         * libgcc2.h (__powisf2, __powidf2, __powitf2, __powixf2,
11167         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3,
11168         __divxc3, __divtc3): Wrap definitions in #ifndef.
11169
11170 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
11171
11172         PR target/49142
11173         * config/i386/i386.md (*movqi_extv_1_rex64): Remove
11174         "register_operand" check and replace q_regs_operand with
11175         QIreg_operand in "type" calculation.
11176         (*movqi_extv_1): Likewise.
11177         (*movqi_extzv_2_rex64): Likewise.
11178         (*movqi_extzv_2): Likewise.
11179
11180         * config/i386/predicates.md (QIreg_operand): New.
11181
11182 2011-05-25  Richard Guenther  <rguenther@suse.de>
11183
11184         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
11185         type-based offset disambiguation, streamline MEM_REF and
11186         TARGET_MEM_REF handling.
11187
11188 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
11189
11190         * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_PAUSE.
11191         (bdesc_special_args): Add pause intrinsic.
11192
11193         * config/i386/i386.md (UNSPEC_PAUSE): New.
11194         (pause): Likewise.
11195         (*pause): Likewise.
11196         * config/i386/ia32intrin.h (__pause): Likewise.
11197
11198         * doc/extend.texi (X86 Built-in Functions): Add documentation for
11199         pause intrinsic.
11200
11201 2011-05-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
11202
11203         PR tree-optimization/46728
11204         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): New.
11205         (execute_cse_sincos): Add switch case for BUILT_IN_POW.
11206
11207 2011-05-25  Nathan Froyd  <froydnj@codesourcery.com>
11208
11209         * tree.h (struct tree_exp): Inherit from struct tree_typed.
11210         * tree.c (initialize_tree_contains_struct): Mark TS_EXP as TS_TYPED
11211         instead of TS_COMMON.
11212
11213 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
11214
11215         * libgcc2.h (__NW, __NDW): Define using a __gnu_ prefix if
11216         LIBGCC2_GNU_PREFIX is defined.
11217         (__N): New macro.
11218         (__powisf2, __powidf2, __powitf2, __powixf2, __bswapsi2, __bswapdi2,
11219         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3, __divxc3,
11220         __divtc3, __udiv_w_sdiv, __clear_cache, __enable_execute_stack,
11221         __clz_tab): Define using __N.
11222         (__absvsi2, __negvsi2, __addvsi3, __subvsi3, __mulvsi3): Likewise if
11223         COMPAT_SIMODE_TRAPPING_ARITHMETIC.
11224         * target.def (libfunc_gnu_prefix): New hook.
11225         * doc/tm.texi.in (LIBGCC2_GNU_PREFIX): Document.
11226         (TARGET_LIBFUNC_GNU_PREFIX): Add hook.
11227         * doc/tm.texi: Regenerate.
11228         * system.h (LIBGCC2_GNU_PREFIX): Poison.
11229         * optabs.c (gen_libfunc): Take the libfunc_gnu_prefix hook into
11230         account.
11231         (gen_interclass_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
11232         (init_optabs): Likewise for the bswap libfuncs.
11233         * tree.c (build_common_builtin_nodes): Likewise for complex multiply
11234         and divide.
11235         * config/t-slibgcc-elf-ver (SHLIB_MAPFILES): Use $$(libgcc_objdir).
11236         * config/t-slibgcc-sld (SHLIB_MAPFILES): Likewise.
11237         * libgcc-std.ver: Remove.
11238         * Makefile.in (srcdirify): Handle $$(libgcc_objdir).
11239         * config/frv/t-linux (SHLIB_MAPFILES): Use $$(libgcc_objdir) for
11240         libgcc-std.ver.
11241         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
11242         * config/mips/t-slibgcc-irix (SHLIB_MAPFILES): Likewise.
11243         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Likewise.
11244         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Likewise.
11245         * config/sparc/t-linux (SHLIB_MAPFILES): Likewise.
11246         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
11247         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
11248         * config/fixed-bit.h (FIXED_OP): Define differently depending on
11249         LIBGCC2_GNU_PREFIX. All uses changed not to pass leading underscores.
11250         (FIXED_CONVERT_OP, FIXED_CONVERT_OP2): Likewise.
11251
11252 2011-05-25  Jan Hubicka  <jh@suse.cz>
11253
11254         * lto-streamer-out.c (output_record_start): Use lto_output_enum
11255         (lto_output_tree): Use output_record_start.
11256         * lto-streamer-in.c (input_record_start): Use lto_input_enum
11257         (lto_get_pickled_tree): Use input_record_start.
11258         * lto-section-in.c (lto_section_overrun): Turn into fatal error.
11259         (lto_value_range_error): New function.
11260         * lto-streamer.h (lto_value_range_error): Declare.
11261         (lto_output_int_in_range, lto_input_int_in_range): New functions.
11262         (lto_output_enum, lto_input_enum): New macros.
11263
11264 2011-05-25  Eric Botcazou  <ebotcazou@adacore.com>
11265
11266         * common.opt (flag_stack_usage_info): New variable.
11267         (-Wstack-usage): New option.
11268         * doc/invoke.texi (Warning options): Document -Wstack-usage.
11269         * opts.c (common_handle_option) <OPT_Wstack_usage_>: New case.
11270         <OPT_fstack_usage>: Likewise.
11271         * toplev.c (output_stack_usage): Handle -Wstack-usage.
11272         * calls.c (expand_call): Test flag_stack_usage_info variable instead
11273         of flag_stack_usage.
11274         (emit_library_call_value_1): Likewise.
11275         * explow.c (allocate_dynamic_stack_space): Likewise.
11276         * function.c (instantiate_virtual_regs ): Likewise.
11277         (prepare_function_start): Likewise.
11278         (rest_of_handle_thread_prologue_and_epilogue): Likewise.
11279         * config/alpha/alpha.c (alpha_expand_prologue): Likewise.
11280         * config/arm/arm.c (arm_expand_prologue): Likewise.
11281         (thumb1_expand_prologue): Likewise.
11282         * config/avr/avr.c (expand_prologue): Likewise.
11283         * config/i386/i386.c (ix86_expand_prologue): Likewise.
11284         * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
11285         * config/m68k/m68k.c (m68k_expand_prologue): Likewise.
11286         * config/mips/mips.c (mips_expand_prologue): Likewise.
11287         * config/pa/pa.c (hppa_expand_prologue): Likewise.
11288         * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
11289         * config/s390/s390.c (s390_emit_prologue): Likewise.
11290         * config/sh/sh.c (sh_expand_prologue): Likewise.
11291         * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
11292         * config/spu/spu.c (spu_expand_prologue): Likewise.
11293
11294 2011-05-25  Richard Guenther  <rguenther@suse.de>
11295
11296         * gimple.c (iterative_hash_canonical_type): Skip non-FIELD_DECLs.
11297         (gimple_canonical_types_compatible_p): Likewise.
11298
11299 2011-05-25  Jan Hubicka  <jh@suse.cz>
11300
11301         PR middle-end/49062
11302         * ipa.c (function_and_variable_visibility): Only add to same
11303         comdat group list if DECL_ONE_ONLY.
11304
11305 2011-05-25  Andrey Belevantsev  <abel@ispras.ru>
11306
11307         PR rtl-optimization/49014
11308         * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
11309
11310 2011-05-25  Jakub Jelinek  <jakub@redhat.com>
11311
11312         PR target/49128
11313         * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
11314
11315 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
11316
11317         PR rtl-optimization/48757
11318         * ira-build.c (loop_with_eh_edge_p): Rename to
11319         loop_with_complex_edge_p, check edges on complexity, make function
11320         conditional.
11321         (mark_loops_for_removal): Make call of loop_with_complex_edge_p
11322         conditional.
11323
11324 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
11325
11326         * config/sparc/sparc.c (sparc_option_override): If not set by the user,
11327         force flag_ira_share_save_slots to 0.
11328
11329 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
11330
11331         * var-tracking.c (compute_cfa_pointer): Adjust head comment.
11332         (vt_initialize): Set PROLOGUE_BB unconditionally.
11333         Add block comment about CFA_BASE_RTX machinery.
11334         Reset FP_CFA_OFFSET to -1 on all invalid paths.
11335         Call vt_init_cfa_base only if FP_CFA_OFFSET isn't equal to -1.
11336
11337 2011-05-24  Nicola Pero  <nicola.pero@meta-innovation.com>
11338
11339         PR objc/48187
11340         * c-parser.c (c_parser_objc_class_instance_variables): More robust
11341         parsing of syntax error in ObjC instance variable lists.  In
11342         particular, avoid an infinite loop if there is a stray ']'.
11343         Updated error message.
11344
11345 2011-05-24  Ian Lance Taylor  <iant@google.com>
11346
11347         * godump.c (go_define): Don't accept a string immediately after
11348         another operand.
11349
11350 2011-05-24  Ian Lance Taylor  <iant@google.com>
11351
11352         * godump.c (struct godump_container): Add invalid_hash field.
11353         (go_format_type): Return false if type is found in invalid_hash.
11354         (go_output_typedef): Add invalid type to invalid_hash.
11355         (go_finish): Create and delete invalid_hash.
11356
11357 2011-05-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
11358
11359         PR tree-optimization/46728
11360         * tree-ssa-math-opts.c (powi_table): New.
11361         (powi_lookup_cost): New.
11362         (powi_cost): New.
11363         (powi_as_mults_1): New.
11364         (powi_as_mults): New.
11365         (gimple_expand_builtin_powi): New.
11366         (execute_cse_sincos): Add switch case for BUILT_IN_POWI.
11367         (gate_cse_sincos): Remove sincos/cexp restriction.
11368
11369 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11370
11371         PR target/3746
11372         * config.gcc (alpha*-dec-osf5.1*): Only build mips-tfile,
11373         mips-tdump native.
11374         * mips-tfile.c: Remove CROSS_DIRECTORY_STRUCTURE handling.
11375         * mips-tdump.c: Likewise.
11376
11377 2011-05-24  H.J. Lu  <hongjiu.lu@intel.com>
11378
11379         PR target/49128
11380         * config/i386/driver-i386.c (host_detect_local_cpu): Always
11381         add -mno-XXX.  Handle FMA.
11382
11383 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
11384
11385         PR rtl-optimization/48633
11386         * ira-build.c (loop_with_eh_edge_p): New function.
11387         (mark_loops_for_removal): Use it.
11388
11389 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
11390
11391         PR rtl-optimization/48971
11392         * ira.c (setup_pressure_classes): Don't check register move cost
11393         for classes with one registers.  Don't add pressure class if there
11394         is a pressure class with the same available hard registers.
11395         Check contains_reg_of_mode.  Fix a typo in collecting
11396         temp_hard_regset.  Ignore hard registers not belonging to a class.
11397
11398 2011-05-24  Uros Bizjak  <ubizjak@gmail.com>
11399
11400         PR target/49133
11401         * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
11402
11403 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
11404             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11405
11406         PR gcov-profile/48845
11407         * config/sol2.h (LIB_SPEC): Link TLS support for tree profiling.
11408
11409 2011-05-24  Richard Guenther  <rguenther@suse.de>
11410
11411         * gimple.c (compare_type_names_p): Remove for_completion_p arg.
11412         (gimple_compatible_complete_and_incomplete_subtype_p): Remove.
11413         (gimple_types_compatible_p_1): Adjust.
11414         (iterative_hash_canonical_type): Do not bother about complete vs.
11415         incomplete types.
11416         (gimple_canonical_types_compatible_p): Likewise.
11417
11418 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11419
11420         * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Remove.
11421
11422 2011-05-24  Richard Guenther  <rguenther@suse.de>
11423
11424         PR bootstrap/49078
11425         * gimple.c (gimple_register_canonical_type): Revert
11426         previous change.
11427         * alias.c (get_alias_set): Only assert that TYPE_CANONICAL
11428         does not for a tree for the case where it matters.  Cache
11429         pointer-type alias-sets.
11430
11431 2011-05-24  Joseph Myers  <joseph@codesourcery.com>
11432
11433         * Makefile.in (GCC_OBJS): Remove opts-common.o and options.o.
11434         (OBJS): Remove options.o, opts-common.o and prefix.o.
11435         (OBJS-libcommon-target): New.
11436         (ALL_HOST_BACKEND_OBJS): Include $(OBJS-libcommon-target).
11437         (BACKEND): Include libcommon-target.a.
11438         (MOSTLYCLEANFILES): Include libcommon-target.a.
11439         (libcommon-target.a): New.
11440         (xgcc$(exeext), cpp$(exeext)): Use libcommon-target.a instead of
11441         prefix.o.
11442
11443 2011-05-23  Joseph Myers  <joseph@codesourcery.com>
11444
11445         * optc-save-gen.awk: New.  Based on optc-gen.awk.  Don't generate
11446         parts of output shared with the driver.
11447         * optc-gen.awk: Don't generate parts of output not shared with the
11448         driver.
11449         * opth-gen.awk: Remove GCC_DRIVER conditionals.
11450         * doc/options.texi (SourcerInclude): Mention options-save.c.
11451         * Makefile.in (GCC_OBJS): Use options.o instead of gcc-options.o.
11452         (OBJS): Add options-save.o.
11453         (options-save.c, options-save.o): New.
11454         (options.o): Update dependencies.
11455         (gcc-options.o): Remove.
11456         (mostlyclean): Remove options-save.c.
11457
11458 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
11459
11460         PR debug/49032
11461         * dbxout.c: Include cgraph.h.
11462         (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
11463         and without value expr, return NULL if no varpool node exists for
11464         it or if it is not needed.
11465         * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
11466
11467         PR c/49120
11468         * c-decl.c (start_decl): Convert expr to void_type_node.
11469
11470 2011-05-23  Richard Sandiford  <rdsandiford@googlemail.com>
11471
11472         PR rtl-optimization/48826
11473         * emit-rtl.c (try_split): When splitting a call that is followed
11474         by a NOTE_INSN_CALL_ARG_LOCATION, move the note after the new call.
11475
11476 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
11477
11478         * cfgexpand.c (expand_debug_expr): For unused non-addressable
11479         parameters passed in memory prefer using DECL_INCOMING_RTL over
11480         the pseudos it will be copied into.
11481
11482 2011-05-23  H.J. Lu  <hongjiu.lu@intel.com>
11483
11484         PR target/47315
11485         * config/i386/i386.c (ix86_option_override_internal): Save the
11486         initial options after checking vzeroupper.
11487
11488 2011-05-23  David Li  <davidxl@google.com>
11489
11490         PR tree-optimization/48988
11491         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds):
11492         Initialize has_valid_pred for each pred chain.
11493
11494 2011-05-23  Richard Guenther  <rguenther@suse.de>
11495
11496         * gimple.c (gimple_types_compatible_p_1): Always compare type names.
11497         (iterative_hash_gimple_type): Always hash type names.
11498
11499 2011-05-23  Nathan Froyd  <froydnj@codesourcery.com>
11500
11501         * c-typeck.c (build_function_call_vec): Tweak call to
11502         check_function_arguments.
11503
11504 2011-05-23  Richard Guenther  <rguenther@suse.de>
11505
11506         PR tree-optimization/49115
11507         * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
11508         is not necessarily carried out, do not claim it kills the ref.
11509         * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
11510
11511 2011-05-23  Richard Guenther  <rguenther@suse.de>
11512
11513         PR middle-end/15419
11514         * builtins.c (fold_builtin_memory_op): Be less restrictive about
11515         what pointer types we accept for folding.
11516
11517 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11518
11519         * gthr-gnat.c: Remove.
11520         * gthr-gnat.h: Remove.
11521         * Makefile.in (LIB2ADDEH): Remove $(srcdir)/gthr-gnat.c.
11522         * config/t-freebsd (LIB2ADDEH): Likewise.
11523         * config/t-linux (LIB2ADDEH): Likewise.
11524         * config/t-sol2 (LIB2ADDEH): Likewise.
11525         * config/ia64/t-vms (LIB2ADDEH): Likewise.
11526         * configure.ac (target_thread_file): Remove gnat handling.
11527         * configure: Regenerate.
11528         * doc/install.texi (Configuration, --enable-threads): Remove gnat.
11529
11530 2011-05-23  Tristan Gingold  <gingold@adacore.com>
11531             Eric Botcazou  <ebotcazou@adacore.com>
11532
11533         * gcov.c (create_file_names): If no object directory is specified,
11534         keep the directory of the file.
11535
11536 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11537
11538         * configure.ac (enable_threads): Remove irix; add lynx, tpf; sort list.
11539         * configure: Regenerate.
11540
11541 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
11542
11543         PR middle-end/48973
11544         * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
11545         failed and the comparison has a single bit signed type, use
11546         constm1_rtx instead of const1_rtx for true value.
11547         (do_store_flag): If ops->type is single bit signed type, disable
11548         signel bit test optimization and pass -1 instead of 1 as last
11549         parameter to emit_store_flag_force.
11550
11551 2011-05-23  Tom de Vries  <tom@codesourcery.com>
11552
11553         PR target/45098
11554         * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith): New
11555         function.
11556         (infer_loop_bounds_from_undefined): Use new function.
11557
11558 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
11559
11560         * config/mips/mips.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Delete.
11561         (ASM_SPEC): Add a -O* option here.  Pass -O0 for -noasmopt,
11562         -O1 for -fno-delayed-branch, -O2 if optimization is enabled,
11563         and -O0 otherwise.
11564         (EXTRA_SPECS): Remove subtarget_asm_optimizing_spec.
11565
11566 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
11567
11568         * cfgcleanup.c (try_forward_edges): Do not update BB_FORWARDER_BLOCK.
11569         (try_optimize_cfg): Update BB_FORWARDER_BLOCK if try_forward_edges
11570         returns true.
11571
11572 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
11573
11574         * config/mips/mips.c (mips_default_arch): Honor MIPS_ISA_DEFAULT.
11575
11576 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
11577
11578         * config/sparc/sparc.c (sparc_delegitimize_address): Handle
11579         UNSPEC_MOVE_PIC pattern.
11580
11581 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
11582
11583         * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
11584         (sparc-*-rtems*): Likewise.
11585         (sparc64-*-elf*): Likewise.
11586         (sparc64-*-rtems*): Likewise.
11587         (sparc*-*-solaris2*): Likewise.  Remove crti.o crtn.o extra parts.
11588         * config/sparc/t-crtin: New file.
11589         * config/sparc/t-sol2 (crti.o): Delete rule.
11590         (crtn.o): Likewise.
11591         * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
11592         * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
11593         * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
11594         (ENDFILE_SPEC): Add crtn.o.
11595
11596 2011-05-22  Tom de Vries  <tom@codesourcery.com>
11597
11598         PR middle-end/48689
11599         * fold-const.c (fold_checksum_tree): Guard TREE_CHAIN use with
11600         CODE_CONTAINS_STRUCT (TS_COMMON).
11601
11602 2011-05-22  Jakub Jelinek  <jakub@redhat.com>
11603
11604         PR middle-end/49029
11605         * expmed.c (extract_fixed_bit_field): Test whether target can be used
11606         only after deciding which mode to use.
11607
11608 2011-05-22  Tom de Vries  <tom@codesourcery.com>
11609
11610         PR target/45098
11611         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Fix const test
11612         for call to get_shiftadd_cost.
11613
11614 2011-05-22  Uros Bizjak  <ubizjak@gmail.com>
11615
11616         PR target/49104
11617         * config/i386/cpuid.h (bit_MMXEXT): New define.
11618
11619 2011-05-22  Nick Clifton  <nickc@redhat.com>
11620
11621         * config/stormy16/stormy16.c (xstormy16_init_builtins): prevent
11622         initialisation of non-existant args[2] element.  Use args[] array
11623         not arg[] array to pass arguments to build_function_type_list.
11624
11625 2011-05-22  Ira Rosen  <ira.rosen@linaro.org>
11626
11627         PR tree-optimization/49087
11628         * tree-vect-loop.c (vect_is_slp_reduction): Fail if LHS has no uses.
11629
11630 2011-05-21  Jason Merrill  <jason@redhat.com>
11631
11632         PR c++/49092
11633         * dwarf2out.c (tree_add_const_value_attribute_for_decl): Check for
11634         static storage duration.
11635
11636 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
11637
11638         * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
11639         frame pointer.
11640
11641 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
11642
11643         * config/sparc/sparc.c (eligible_for_return_delay): Do not return
11644         false if there are call-saved registers here...
11645         (sparc_can_use_return_insn_p): ...but here instead.
11646         (save_or_restore_regs): Fix thinko.
11647         (sparc_expand_prologue): Use current_function_is_leaf.
11648         (sparc_frame_pointer_required): Likewise.
11649
11650 2011-05-21  Nick Clifton  <nickc@redhat.com>
11651
11652         PR target/49098
11653         * config/rx/rx.c (rx_memory_move_cost): Note unused parameters.
11654
11655 2011-05-21  Nicola Pero  <nicola.pero@meta-innovation.com>
11656
11657         * gengtype.c (walk_type): Implemented "atomic" GTY option.
11658         * doc/gty.texi (GTY Options): Document "atomic" GTY option.
11659
11660 2011-05-21  Joseph Myers  <joseph@codesourcery.com>
11661
11662         * opt-read.awk: New.  Split out of optc-gen.awk and opth-gen.awk.
11663         * optc-gen.awk: Move common code to opt-read.awk.
11664         * opth-gen.awk: Likewise.
11665         * Makefile.in (options.c, s-options-h): Update to use opt-read.awk.
11666
11667 2011-05-20  Nathan Froyd  <froydnj@codesourcery.com>
11668
11669         * godump.c (go_format_type): Don't use TYPE_ARG_TYPES.
11670
11671 2011-05-20  Tom de Vries  <tom@codesourcery.com>
11672
11673         PR target/45098
11674         * tree-ssa-loop-ivopts.c: Include expmed.h.
11675         (get_shiftadd_cost): New function.
11676         (force_expr_to_var_cost): Declare forward.  Use get_shiftadd_cost.
11677
11678 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
11679
11680         PR bootstrap/49086
11681         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
11682         for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
11683
11684 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
11685
11686         * Makefile.in: Update comment referring to $(OBJS-common).
11687
11688 2011-05-20  Ian Lance Taylor  <iant@google.com>
11689
11690         * godump.c (go_output_typedef): Put enum constants in the macro
11691         hash table to avoid duplicate Go const definitions.
11692
11693 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
11694
11695         * Makefile.in (LIBDEPS): Add libcommon.a.
11696         (LIBS): Likewise.
11697         (GCC_OBJS): Remove diagnostic.o, pretty-print.o and input.o.
11698         (OBJS-common): Remove diagnostic.o, input.o, intl.o,
11699         pretty-print.o and version.o.
11700         (OBJS-libcommon): New.
11701         (ALL_HOST_BACKEND_OBJS): Add $(OBJS-libcommon).
11702         (BACKEND): Add libcommon.a.
11703         (MOSTLYCLEANFILES): Likewise.
11704         (libcommon.a): New.
11705         (xgcc$(exeext)): Don't explicitly use version.o and intl.o.
11706         (cpp$(exeext)): Likewise.
11707         (COLLECT2_OBJS): Remove intl.o, version.o, diagnostic.o,
11708         pretty-print.o and input.o.
11709         (lto-wrapper$(exeext)): Don't explicitly use intl.o.
11710         (lto-wrapper.o): Depend on $(DIAGNOSTIC_H).
11711         (errors.o): Remove.
11712         (mips-tfile): Don't explicitly use version.o.
11713         (mips-tdump): Likewise.
11714         (gcov.o): Depend on $(DIAGNOSTIC_H).
11715         (gcov-dump.o): Depend on intl.h and $(DIAGNOSTIC_H).
11716         (GCOV_OBJS): Remove intl.o, version.o and errors.o.
11717         (GCOV_DUMP_OBJS): Remove version.o and errors.o.
11718         * gcov-dump.c: Include intl.h and diagnostic.h.
11719         (main): Initialize diagnostics.
11720         * gcov.c: Include diagnostic.h.
11721         (fnotice): Remove.
11722         (main): Initialize diagnostics.
11723         * lto-wrapper.c: Include diagnostic.h.
11724         (main): Initialize diagnostics.
11725
11726 2011-05-20  Michael Matz  <matz@suse.de>
11727
11728         * Makefile.in (OBJS-common, OBJS-md, OBJS-archive): Merge into OBJS.
11729
11730 2011-05-20  Michael Matz  <matz@suse.de>
11731             Richard Guenther  <rguenther@suse.de>
11732
11733         * lto-streamer.c (lto_record_common_node): Don't track seen nodes,
11734         use lto_streamer_cache_append directly instead of returning a VEC.
11735         (preload_common_node): Remove.
11736         (lto_get_common_nodes): Rename to lto_preload_common_nodes, don't
11737         track seen nodes.
11738         (lto_streamer_cache_create): Call lto_preload_common_nodes.
11739
11740 2011-05-20  Richard Guenther  <rguenther@suse.de>
11741
11742         PR tree-optimization/49079
11743         * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
11744         MEM_REFs correctly for the trailing array access detection.
11745         Special case constants the same way as decls for overall size
11746         constraining.
11747
11748 2011-05-20  Uros Bizjak  <ubizjak@gmail.com>
11749
11750         * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Fix macro
11751         argument expansion.
11752
11753 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
11754
11755         PR tree-optimization/49073
11756         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL if
11757         PHI argument is SSA_NAME, whose def_stmt is dominated by the PHI.
11758         * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
11759
11760 2011-05-20  Richard Guenther  <rguenther@suse.de>
11761
11762         PR middle-end/48849
11763         * gimple.c (gimple_register_canonical_type): Compute TYPE_CANONICAL
11764         of pointer types the same way the middle-end does.
11765
11766 2011-05-20  Richard Guenther  <rguenther@suse.de>
11767
11768         * gimple.c (gimple_register_type_1): Do not fiddle with main-variant
11769         or pointer-to chains.  Delay all fixup to uniquify_nodes.
11770
11771 2011-05-19  Quentin Neill  <quentin.neill@amd.com>
11772
11773         * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
11774         (fma4_fmaddsub): Likewise
11775
11776 2011-05-19  Jan Hubicka  <jh@suse.cz>
11777
11778         * gimple.c (gtc_visited, gtc_ob, type_pair_hash, type_pair_eq): Remove.
11779         (GIMPLE_TYPE_PAIR_SIZE): New macro.
11780         (type_pair_cache): New static var.
11781         (lookup_type_pair): Use fixed sized custom hash; make inline.
11782         (gtc_visit, gimple_types_compatible_p, gimple_register_type_1): Update
11783         calls of lookup_type_pair.
11784         (print_gimple_types_stats): Remove cache stats.
11785         (free_gimple_type_tables): Free type_pair_cache instead of gtc_visited
11786         and gtc_ob.
11787
11788 2011-05-19  Uros Bizjak  <ubizjak@gmail.com>
11789
11790         * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
11791         when TARGET_RDRND is active.
11792         (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
11793         Generate dummy SImode target register when target is NULL.
11794
11795 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
11796
11797         * config/arm/arm-fpus.def: New.
11798         * config/arm/genopt.sh: Generate Enum and EnumValue entries from
11799         arm-fpus.def.
11800         * config/arm/arm-tables.opt: Regenerate.
11801         * config/arm/arm.c (all_fpus): Move contents to arm-fpus.def.
11802         (arm_option_override): Don't decode FPU name to string here.
11803         * config/arm/arm.opt (mfpu=): Use Enum.
11804         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt, arm.o):
11805         Update dependencies.
11806
11807 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
11808
11809         * collect2.c: Include diagnostic.h.
11810         (fatal_perror, fatal, error, fancy_abort): Remove.
11811         (main): Set progname.  Call xmalloc_set_program_name and
11812         diagnostic_initialize.
11813         (maybe_run_lto_and_relink, main, collect_execute, scan_prog_file,
11814         scan_libraries, resolve_lib_name): Call fatal_error instead of
11815         fatal and fatal_perror.
11816         * collect2.h (error, fatal, fatal_perror): Don't declare.
11817         * tlink.c: Include diagnostic-core.h.
11818         (recompile_files): Call fatal_error instead of fatal_perror.
11819         * Makefile.in (COLLECT2_OBJS): Include diagnostic.o,
11820         pretty-print.o and input.o.
11821         (collect2.o, tlink.o): Update dependencies.
11822
11823 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11824
11825         * config/i386/i386.md (tls_initial_exec_64_sun): Add semicolon.
11826
11827 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11828
11829         PR target/40483
11830         * configure.ac (gcc_cv_as_comdat_group_group): Check for Sun as
11831         COMDAT group syntax, both SPARC and x86 variants.
11832         (HAVE_COMDAT_GROUP): Also define if gcc_cv_as_comdat_group_group.
11833         * configure: Regenerate.
11834         * config/sol2.h (TARGET_SOLARIS): Define.
11835         (PUSHSECTION_FORMAT): Remove.
11836         (SECTION_NAME_FORMAT): Define.
11837         * config/sol2.c: Include hashtab.h.
11838         (solaris_output_init_fini): Replace PUSHSECTION_FORMAT by its
11839         expansion, using SECTION_NAME_FORMAT.
11840         (solaris_comdat_htab): New variable.
11841         (struct comdat_entry): Define.
11842         (comdat_hash): New function.
11843         (comdat_eq): New function.
11844         (solaris_elf_asm_comdat_section): New function.
11845         (solaris_define_comdat_signature): New function.
11846         (solaris_code_end): New function.
11847         * config/sol2-protos.h (solaris_elf_asm_comdat_section): Declare.
11848         (solaris_code_end): Declare.
11849         * config/t-sol2 (sol2.o): Add $HASHTAB_H dependency.
11850         * config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Call
11851         solaris_code_end.
11852         (i386_solaris_elf_named_section): Wrap in TARGET_SOLARIS.
11853         Remove ATTRIBUTE_UNUSED.
11854         [!USE_GAS]: Call solaris_elf_asm_comdat_section for
11855         SECTION_LINKONCE sections if HAVE_COMDAT_GROUP.
11856         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Likewise.
11857         * config/i386/sol2-10.h (TARGET_ASM_NAMED_SECTION): Moved ...
11858         * config/i386/sol2.h (TARGET_ASM_NAMED_SECTION): ... here.
11859         * config/sparc/sol2.h (TARGET_ASM_CODE_END): Redefine.
11860         (PUSHSECTION_FORMAT): Remove.
11861         (SECTION_NAME_FORMAT): Redefine.
11862
11863 2011-05-19  Kai Tietz  <ktietz@redhat.com>
11864
11865         * tree-cfg.c (verify_gimple_assign_binary): Barf on
11866         TRUTH_AND_EXPR, TRUTH_OR_EXPR, and TRUTH_XOR_EXPR.
11867         (gimplify_expr): Move TRUTH_AND|OR|XOR_EXPR to its binary form.
11868
11869 2011-05-19  Anatoly Sokolov  <aesok@post.ru>
11870             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11871
11872         * config/t-sol2 (sol2.o): Add $(TARGET_H) dependency.
11873
11874 2011-05-19  Richard Guenther  <rguenther@suse.de>
11875
11876         PR middle-end/48985
11877         * tree-object-size.c (addr_object_size): If the pointed-to
11878         variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
11879
11880 2011-05-19  Richard Guenther  <rguenther@suse.de>
11881
11882         * gimple.c (gimple_types_compatible_p_1): Compare names of
11883         the types themselves.
11884         (iterative_hash_gimple_type): And hash them that way.
11885         (gimple_register_type_1): If we register a main variant properly
11886         initialize the leader to ourselves.
11887
11888 2011-05-19  Tom de Vries  <tom@codesourcery.com>
11889
11890         PR target/45098
11891         * tree-ssa-loop-ivopts.c (get_expr_id): Factored new function out of
11892         get_loop_invariant_expr_id.
11893         (get_loop_invariant_expr_id): Use get_expr_id.
11894         (parm_decl_cost): New function.
11895         (determine_use_iv_cost_condition): Use get_expr_id and parm_decl_cost.
11896         Improve bound cost estimation.  Use different inv_expr_id for elim and
11897         express cases.
11898
11899 2011-05-19  Tom de Vries  <tom@codesourcery.com>
11900
11901         PR target/45098
11902         * tree-ssa-loop-ivopts.c (determine_iv_cost): Prevent
11903         cost_base.cost == 0.
11904
11905 2011-05-18  H.J. Lu  <hongjiu.lu@intel.com>
11906
11907         PR target/49002
11908         * config/i386/sse.md
11909         (avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>): Properly handle
11910         load cast.
11911
11912 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
11913
11914         PR tree-optimization/49039
11915         * tree-vrp.c (extract_range_from_binary_expr): For
11916         MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
11917         return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
11918
11919 2011-05-18  Tom de Vries  <tom@codesourcery.com>
11920
11921         PR target/45098
11922         * tree-ssa-loop-ivopts.c (computation_cost): Prevent cost of 0.
11923
11924 2011-05-18  Uros Bizjak  <ubizjak@gmail.com>
11925
11926         * config/i386/i386.md (*tls_global_dynamic_32_gnu): Split asm template.
11927         (*tls_global_dynamic_64): Ditto.
11928         (*tls_local_dynamic_base_32_gnu): Ditto.
11929         (*tls_local_dynamic_base_64): Ditto.
11930         (tls_initial_exec_64_sun): Ditto.
11931
11932 2011-05-18  Stuart Henderson  <shenders@gcc.gnu.org>
11933
11934         * doc/invoke.texi (Blackfin Options): -mcpu accepts bf592.
11935         * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
11936         bf592-none.
11937         * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
11938         * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
11939         * config/bfin/bfin.c (bfin_cpus): Add bf592.
11940         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11941         __ADSPBF592__ and __ADSPBF59x__ for BFIN_CPU_BF592.
11942         * config/bfin/bfin-opts.h (bfin_cpu_type): Add BFIN_CPU_BF592.
11943         * config/bfin/elf.h (LIB_SPEC): Add bf592.
11944
11945 2011-05-18  Joseph Myers  <joseph@codesourcery.com>
11946
11947         * config/arm/arm-opts.h (enum arm_fp16_format_type, enum
11948         arm_abi_type, enum float_abi_type, enum arm_tp_type): Move from arm.h.
11949         * config/arm/arm.c (arm_float_abi, arm_fp16_format, arm_abi,
11950         target_thread_pointer, arm_structure_size_boundary, struct
11951         float_abi, all_float_abis, struct fp16_format, all_fp16_formats,
11952         struct abi_name, arm_all_abis): Remove.
11953         (arm_option_override) Don't process most enumerated option values here.
11954         Don't process target_fpe_name here.  Work with integer not string for
11955         structure size boundary; use separate diagnostics for each case.
11956         * config/arm/arm.h (enum float_abi_type, enum
11957         arm_fp16_format_type, enum arm_abi_type, enum arm_tp_type): Move
11958         to arm-opts.h.
11959         (arm_float_abi, arm_fp16_format, arm_abi, target_thread_pointer,
11960         arm_structure_size_boundary): Remove.
11961         * config/arm/arm.opt (mabi=): Use Enum and Init.
11962         (arm_abi_type): New Enum and EnumValue entries.
11963         (mfloat-abi=): Use Enum and Init.
11964         (float_abi_type): New Enum and EnumValue entries.
11965         (mfp=, mfpe=): Replace by separate Alias entries for each argument.
11966         (mfp16-format=): Use Enum and Init.
11967         (arm_fp16_format_type): New Enum and EnumValue entries.
11968         (mstructure-size-boundary=): Use UInteger and Init.
11969         (mtp=): Use Enum and Init.
11970         (arm_tp_type): New Enum and EnumValue entries.
11971
11972 2011-05-18  Richard Guenther  <rguenther@suse.de>
11973
11974         PR tree-optimization/49018
11975         * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
11976         * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
11977         gimple_has_side_effects.
11978
11979 2011-05-18  Richard Guenther  <rguenther@suse.de>
11980
11981         * gimple.c (gimple_register_type_1): New function, split out from ...
11982         (gimple_register_type): ... here.  Avoid infinite recursion.
11983
11984 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
11985
11986         PR tree-optimization/41881
11987         * tree-vectorizer.h (struct _loop_vec_info): Add new field
11988         reduction_chains along with a macro for its access.
11989         * tree-vect-loop.c (new_loop_vec_info): Initialize reduction chains.
11990         (destroy_loop_vec_info): Free reduction chains.
11991         (vect_analyze_loop_2): Return false if vect_analyze_slp() returns false.
11992         (vect_is_slp_reduction): New function.
11993         (vect_is_simple_reduction_1): Call vect_is_slp_reduction.
11994         (vect_create_epilog_for_reduction): Support SLP reduction chains.
11995         * tree-vect-slp.c (vect_get_and_check_slp_defs): Allow different
11996         definition types for reduction chains.
11997         (vect_supported_load_permutation_p): Don't allow permutations for
11998         reduction chains.
11999         (vect_analyze_slp_instance): Support reduction chains.
12000         (vect_analyze_slp): Try to build SLP instance from reduction chains.
12001         (vect_get_constant_vectors):  Handle reduction chains.
12002         (vect_schedule_slp_instance): Mark the first statement of the
12003         reduction chain as reduction.
12004
12005 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
12006
12007         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Use new
12008         names for group elements access.
12009         * tree-vectorizer.h (struct _stmt_vec_info): Use interleaving info for
12010         reduction chains as well.  Remove data reference and interleaving
12011         related words from the fields names.
12012         * tree-vect-loop.c (vect_transform_loop): Use new names for group
12013         elements access.
12014         * tree-vect-data-refs.c (vect_get_place_in_interleaving_chain,
12015         vect_insert_into_interleaving_chain, vect_update_interleaving_chain,
12016         vect_update_interleaving_chain, vect_same_range_drs,
12017         vect_analyze_data_ref_dependence, vect_update_misalignment_for_peel,
12018         vect_verify_datarefs_alignment, vector_alignment_reachable_p,
12019         vect_peeling_hash_get_lowest_cost, vect_enhance_data_refs_alignment,
12020         vect_analyze_group_access, vect_analyze_data_ref_access,
12021         vect_create_data_ref_ptr, vect_transform_strided_load,
12022         vect_record_strided_load_vectors): Likewise.
12023         * tree-vect-stmts.c (vect_model_simple_cost, vect_model_store_cost,
12024         vect_model_load_cost, vectorizable_store, vectorizable_load,
12025         vect_remove_stores, new_stmt_vec_info): Likewise.
12026         * tree-vect-slp.c (vect_build_slp_tree,
12027         vect_supported_slp_permutation_p, vect_analyze_slp_instance): Likewise.
12028
12029 2011-05-18  Richard Guenther  <rguenther@suse.de>
12030
12031         PR middle-end/48989
12032         * tree-cfg.c (verify_gimple_assign_unary): Adjust TRUTH op
12033         operand verification.
12034         (verify_gimple_assign_binary): Likewise.
12035         * tree-ssa.c (useless_type_conversion_p): Preserve conversions
12036         to non-1-precision BOOLEAN_TYPEs.
12037
12038 2011-05-18  Tom de Vries  <tom@codesourcery.com>
12039
12040         PR target/45098
12041         * tree-ssa-loop-ivopts.c (seq_cost): Fix call to rtx_cost.
12042
12043 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
12044
12045         PR tree-optimization/49000
12046         * tree-ssa.c (execute_update_addresses_taken): Call
12047         maybe_rewrite_mem_ref_base on debug stmt value.  If it couldn't
12048         be rewritten and decl has been marked for renaming, reset
12049         the debug stmt.
12050
12051 2011-05-17  Joseph Myers  <joseph@codesourcery.com>
12052
12053         * config/i386/i386.c (ix86_valid_target_attribute_tree): Use
12054         enum_opts_set when testing if attributes have set -mfpmath=.
12055
12056 2011-05-17  Richard Sandiford  <rdsandiford@googlemail.com>
12057
12058         * config/mips/mips.c (mips_handle_option): Remove unused variable.
12059
12060 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
12061
12062         * ipa-inline-analysis.c (inline_node_duplication_hook): Initialize
12063         info->entry with 0
12064         * tree-inline.c (maybe_inline_call_in_expr):  Initialize
12065         id.transform_lang_insert_block with NULL.
12066
12067 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
12068
12069         * config/i386/i386-protos.h (output_fix_trunc): Change arg 3 to bool.
12070         (output_fp_compare): Change args 3 and 4 to bool.
12071         (ix86_expand_call): Change arg 6 to bool.
12072         (ix86_attr_length_immediate_default): Change arg 2 to bool.
12073         (ix86_attr_length_vex_default): Change arg 3 to bool.
12074         * config/i386/i386.md: Update all uses.
12075         * config/i386/i386.c: Ditto.
12076         (ix86_flags_dependent): Change return type to bool.
12077
12078 2011-05-17  Richard Guenther  <rguenther@suse.de>
12079
12080         * gimple.c (type_hash_pair_compare): Fix comparison.
12081
12082 2011-05-17  Richard Guenther  <rguenther@suse.de>
12083
12084         * gimple.c (iterative_hash_gimple_type): Simplify singleton
12085         case some more, fix final hash value of the non-singleton case.
12086
12087 2011-05-17  Richard Guenther  <rguenther@suse.de>
12088
12089         PR bootstrap/49013
12090         Revert
12091         2011-05-16  Richard Guenther  <rguenther@suse.de>
12092
12093         * gimple.c (gimple_types_compatible_p_1): Use names of the
12094         type itself, not its main variant.
12095         (iterative_hash_gimple_type): Likewise.
12096
12097 2011-05-17  Richard Guenther  <rguenther@suse.de>
12098
12099         * gimple.c (gimple_register_canonical_type): Use the main-variant
12100         leader for computing the canonical type.
12101
12102 2011-05-17  Nick Clifton  <nickc@redhat.com>
12103
12104         * config/rx/rx.c (rx_memory_move_cost): Include cost of register
12105         moves.
12106
12107         * config/rx/rx.md: Add peephole to remove redundant extensions
12108         after loads.
12109         (bitset_in_memory): Use rx_restricted_mem_operand.
12110         (bitinvert_in_memory): Likewise.
12111         (bitclr_in_memory): Likewise.
12112
12113 2011-05-17  Kazuhio Inaoka  <kazuhiro.inaoka.ud@renesas.com>
12114             Nick Clifton  <nickc@redhat.com>
12115
12116         * config/rx/rx.md: Add peepholes to match a register move followed
12117         by a comparison of the moved register.  Replace these with an
12118         addition of zero that does both actions in one instruction.
12119
12120 2011-05-17  Jakub Jelinek  <jakub@redhat.com>
12121
12122         PR target/48986
12123         * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
12124         predicate to allow CONST_INT.
12125         (*sync_old_add_cmp<mode>): New insn and peephole2 for it.
12126
12127 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
12128
12129         * opts-common.c (opt_enum_arg_to_value): New.
12130         * opts.h (opt_enum_arg_to_value): Declare.
12131         * config/i386/i386.opt (fpmath): Remove.
12132         (mfpmath=): Use Enum, Init and Save.
12133         (fpmath_unit): New Enum and EnumValue entries.
12134         * config/i386/i386-c.c (ix86_pragma_target_parse): Update field
12135         name for function fpmath state.
12136         * config/i386/i386-opts.h (enum fpmath_unit): Move from i386.h.
12137         * config/i386/i386.c: Include diagnostic.h.
12138         (ix86_fpmath, IX86_FUNCTION_SPECIFIC_FPMATH): Remove.
12139         (ix86_target_string): Take enum fpmath_unit value instead of string.
12140         (ix86_debug_options): Update call to ix86_target_string.
12141         (ix86_option_override_internal): Don't process fpmath strings here.
12142         (x86_function_specific_save, ix86_function_specific_restore):
12143         Don't handle fpmath state specially.
12144         (ix86_function_specific_print): Pass fpmath state to
12145         ix86_target_string instead of printing in this function.
12146         (ix86_valid_target_attribute_inner_p): Take gcc_options pointer.
12147         Handle enum attributes.
12148         (IX86_ATTR_ENUM, ix86_opt_enum): New.
12149         (ix86_valid_target_attribute_tree): Update option_strings
12150         handling.  Handle fpmath as enum option.
12151         (ix86_can_inline_p): Update field names for function fpmath state.
12152         (ix86_expand_builtin): Update call to ix86_target_string.
12153         * config/i386/i386.h (enum fpmath_unit): Move to i386-opts.h.
12154         (ix86_fpmath): Remove.
12155         * config/i386/t-i386 (i386.o): Update dependencies.
12156
12157 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
12158
12159         PR preprocessor/48677
12160         * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
12161         from decoded_options[0], not from itself.
12162
12163 2011-05-16  Uros Bizjak  <ubizjak@gmail.com>
12164
12165         * config/i386/constraints.md (z): New constraint.
12166         * config/i386/i386.c (c): New mode attribute.
12167         (*call): Merge insn pattern from *call_0, *call_1, *call_1_rex64 and
12168         *call_1_rex64_large patterns using "P" mode iterator. Use "<c>zm"
12169         constraint for operand 0.
12170         (*call_vzeroupper): Ditto.
12171         (*call_rex64_ms_sysv): Ditto.  Use "rzm" constraint for operand 0.
12172         (*call_rex64_ms_sysv_vzeroupper): Ditto.
12173         (*call_pop): Merge insn pattern from *call_pop_0 and *call_pop_1.
12174         Use "lzm" constraint for operand 0.
12175         (*call_pop_vzeroupper): Ditto.
12176         (*sibcall): Merge insn pattern from *sibcall_0, *sibcall_1 and
12177         *sibcall_1_rex64 patterns using "P" mode iterator.  Use "Uz"
12178         constraint for operand 0.
12179         (*sibcall_vzeroupper): Ditto.
12180         (*sibcall_rex64_ms_sysv): Ditto.
12181         (*sibcall_rex64_ms_sysv_vzeroupper): Ditto.
12182         (*sibcall_pop): Merge insn pattern from *sibcall_pop_0 and
12183         *sibcall_pop_1.  Use "Uz" constraint for operand 0.
12184         (*sibcall_pop_vzeroupper): Ditto.
12185         (*call_value): Merge insn pattern from *call_value_0, *call_value_1,
12186         *call_value_1_rex64 and *call_value_1_rex64_large patterns using "P"
12187         mode iterator.  Use "<c>zm" constraint for operand 1.
12188         (*call_value_vzeroupper): Ditto.
12189         (*call_value_rex64_ms_sysv): Ditto.  Use "rzm" constraint
12190         for operand 1.
12191         (*call_value_rex64_ms_sysv_vzeroupper): Ditto.
12192         (*call_value_pop): Merge insn pattern from *call_value_pop_0 and
12193         *call_value_pop_1.  Use "lzm" constraint for operand 1.
12194         (*call_value_pop_vzeroupper): Ditto.
12195         (*sibcall_value): Merge insn pattern from *sibcall_value_0,
12196         *sibcall_value_1 and *sibcall_value_1_rex64 patterns using "P"
12197         mode iterator.  Use "Uz" constraint for operand 1.
12198         (*sibcall_value_vzeroupper): Ditto.
12199         (*sibcall_value_rex64_ms_sysv): Ditto.
12200         (*sibcall_value_rex64_ms_sysv_vzeroupper): Ditto.
12201         (*sibcall_value_pop): Rename from *sibcall_pop_1.  Use "Uz"
12202         constraint for operand 1.
12203         (*sibcall_value_pop_vzeroupper): Ditto.
12204         (*tls_global_dynamic_64): Use constant_call_address_operand predicate
12205         and "z" constraint for operand 2.
12206         (*tls_global_dynamic_32_gnu): Ditto.
12207         (*tls_local_dynamic_base_32_gnu): Ditto.
12208         (*tls_local_dynamic_base_64): Ditto.
12209         (*tls_local_dynamic_32_once): Ditto.
12210         * config/i386/i386.c (ix86_output_call_insn): Remove int_addr argument.
12211         Update all callers.
12212         * config/i386/i386-protos.h (ix86_output_call_insn): Update prototype.
12213
12214 2011-05-16  Richard Guenther  <rguenther@suse.de>
12215
12216         * gimple.c (gimple_types_compatible_p_1): Use names of the
12217         type itself, not its main variant.
12218         (iterative_hash_gimple_type): Likewise.
12219
12220 2011-05-16  Richard Guenther  <rguenther@suse.de>
12221
12222         * gimple.c (iterative_hash_gimple_type): Re-instantiate change to
12223         always visit pointer target and function result and argument types.
12224
12225 2011-05-16  Jason Merrill  <jason@redhat.com>
12226
12227         PR c++/48999
12228         * tree-inline.c (copy_statement_list): Put back recursion.
12229
12230 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
12231
12232         PR target/27663
12233         PR target/41076
12234         * config/avr/predicates.md (const_8_16_24_operand): New predicate.
12235         * config/avr/avr.md ("*ior<mode>qi.byte0",
12236         "*ior<mode>qi.byte1-3"): New define_insn_and_split patterns.
12237
12238 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
12239
12240         PR target/45099
12241         * config/avr/avr.c (avr_function_arg_advance): Error if a fixed
12242         register is needed for a function argument.
12243
12244 2011-05-16  Richard Guenther  <rguenther@suse.de>
12245
12246         * gimple.c (struct type_hash_pair): New type.
12247         (type_hash_pair_compare): New function.
12248         (iterative_hash_gimple_type): Mix in SCC member hashes in hash-order.
12249
12250 2011-05-16  Revital Eres  <revital.eres@linaro.org>
12251
12252         * modulo-sched.c (doloop_register_get): Check !DEBUG_INSN_P first.
12253
12254 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
12255
12256         * config/i386/i386.md (floating point move splitters): Fix
12257         usage of standard_80387_constant_p.
12258         * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
12259
12260 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
12261
12262         * config/i386/i386.md (*movdf_internal): Simplify insn condition.
12263
12264 2011-05-14  Eric Botcazou  <ebotcazou@adacore.com>
12265
12266         * tree-ssa-loop-im.c (SET_ALWAYS_EXECUTED_IN): New macro.
12267         (fill_always_executed_in): Use [SET_]ALWAYS_EXECUTED_IN.
12268         (tree_ssa_lim_finalize): Likewise.
12269
12270 2011-05-14  Uros Bizjak  <ubizjak@gmail.com>
12271
12272         * config/i386/constraint.md (Yd, Yx): New register constraints.
12273         * config/i386/i386.md (*pushdf): Merge with *pushdf_nointeger.  Use
12274         Yd conditional register constraint.
12275         (*movtf_internal): Use standard_sse_constant_opcode.
12276         (*movxf_internal): Merge with *movxf_internal_nointeger.  Use
12277         Yx conditional register constraint.
12278         (*movdf_internal): Merge with *movdf_internal_nointeger.  Use
12279         Yd conditional register constraint.  Use standard_sse_constant_p to
12280         check for valid SSE constants and call standard_sse_constant_opcode to
12281         output SSE insn.
12282         (*movsf_internal): Use standard_sse_constant_p to check for valid SSE
12283         constants and call standard_sse_constant_opcode to output SSE insn.
12284         * config/i386/i386.c (ix86_option_ovverride_internal): Set
12285         TARGET_INTEGER_DFMODE_MOVES for 64bit targets.  Clear it when
12286         optimize_size is set.
12287         (standard_sse_constant_opcode): Output conditional AVX insn templates.
12288
12289 2011-05-14  Tobias Burnus  <burnus@net-b.de>
12290
12291         * doc/invoke.texi (-Ofast): Also enables -fstack-arrays.
12292
12293 2011-05-13  Martin Jambor  <mjambor@suse.cz>
12294
12295         * ipa-prop.c (ipa_cst_from_jfunc): New function.
12296         * ipa-prop.h (ipa_cst_from_jfunc): Declare.
12297         * ipa-inline-analysis.c (evaluate_conditions_for_edge): Use it.
12298         (evaluate_conditions_for_ipcp_clone): Removed.
12299         (estimate_ipcp_clone_size_and_time): Accept vector of known constants.
12300         * ipa-cp.c (ipcp_estimate_growth): Build vector of known constants.
12301         * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update.
12302
12303 2011-05-13  Eric Botcazou  <ebotcazou@adacore.com>
12304
12305         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.
12306         * regcprop.c (copyprop_hardreg_forward): Test MAY_HAVE_DEBUG_INSNS in
12307         lieu of MAY_HAVE_DEBUG_STMTS.
12308         * tree-cfgcleanup.c (remove_forwarder_block): Do not attempt to move
12309         debug statements if !MAY_HAVE_DEBUG_STMTS.
12310
12311 2011-05-13  Martin Thuresson  <martint@google.com>
12312
12313         PR gcov-profile/47793
12314         * libgcov.c (gcov_exit): Support relative profile paths.
12315         * doc/invoke.texi (-fprofile-dir): Update for above change.
12316
12317 2011-05-13  Richard Guenther  <rguenther@suse.de>
12318
12319         * gimple.c (gimple_canonical_types_compatible_p): Do not use
12320         type-pair caching, do not compare hashes.
12321
12322 2011-05-13  Nathan Froyd  <froydnj@codesourcery.com>
12323
12324         PR middle-end/48965
12325         * tree-cfg.c (edge_to_cases_cleanup): Return true.
12326         (verify_expr) [CASE_LABEL_EXPR]: Add checking.
12327
12328 2011-05-13  Kai Tietz  <ktietz@redhat.com>
12329
12330         * gimplify.c (gimplify_expr): Make sure operand is boolified.
12331         * tree-cfg.c (verify_gimple_assign_unary): Check for boolean
12332         compatible type for TRUTH_NOT_EXPR.
12333
12334 2011-05-13  H.J. Lu  <hongjiu.lu@intel.com>
12335
12336         * config/i386/i386.c (ix86_save_reg): Change return type to bool.
12337         (ix86_hard_regno_mode_ok): Change return value to bool.  Use
12338         can_create_pseudo_p ().
12339
12340 2011-05-13  Richard Guenther  <rguenther@suse.de>
12341
12342         PR lto/48978
12343         * gimple.c (iterative_hash_gimple_type): Revert change in
12344         pointer target and function result and argument hashing.
12345
12346 2011-05-13  Uros Bizjak  <ubizjak@gmail.com>
12347
12348         * config/i386/i386.md (*movxf_internal): Use !can_create_pseudo ().
12349         (*movxf_internal_nointeger): Ditto.
12350         (*movdf_internal_rex64): Ditto.
12351         (*movdf_internal): Ditto.
12352         (*movdf_internal_nointeger): Ditto.
12353         (*movsf_internal): Ditto.
12354         (sincos splitters): Use can_create_pseudo ().
12355
12356 2011-05-13  Joseph Myers  <joseph@codesourcery.com>
12357
12358         * config/i386/i386-opts.h: New.
12359         * gcc/config/i386/i386.c (stringop_alg, ix86_cmodel,
12360         ix86_asm_dialect, ix86_regparm, ix86_abi, ix86_branch_cost,
12361         ix86_section_threshold): Remove.
12362         (ix86_handle_option): Move MAX_CODE_ALIGN define here.  Handle
12363         OPT_malign_loops_, OPT_malign_jumps_, OPT_malign_functions_ and
12364         OPT_mbranch_cost_.
12365         (ix86_option_override_internal): Don't decode strings for options
12366         other than -march=, -mtune= and -mfpmath=.  Don't allow for
12367         __attribute__ uses in remaining diagnostics for options with
12368         string arguments.  Don't check for integer arguments being negative.
12369         * gcc/config/i386/i386.h (enum stringop_alg, enum calling_abi,
12370         enum tls_dialect, enum cmodel, enum asm_dialect): Move to i386-opts.h.
12371         (ix86_abi, ix86_tls_dialect, ix86_cmodel, ix86_asm_dialect,
12372         ix86_branch_cost, ix86_section_threshold): Remove.
12373         * gcc/config/i386/i386.opt (config/i386/i386-opts.h): New
12374         HeaderInclude.
12375         (malign-functions=, malign-jumps=, malign-loops=): Use UInteger
12376         but not Var.
12377         (masm=): Use Enum and Init.
12378         (asm_dialect): New Enum and EnumValue entries.
12379         (mbranch-cost=): Use UInteger.
12380         (mlarge-data-threshold=): Use UInteger and Init.
12381         (mcmodel=): Use Enum and Init.
12382         (cmodel): New Enum and EnumValue entries.
12383         (mpc): Replace with separate mpc32, mpc64 and mpc80 entries.
12384         (mpreferred-stack-boundary=, mincoming-stack-boundary=,
12385         mregparm=): Use UInteger.
12386         (mstringop-strategy=): Use Enum and Init.
12387         (stringop_alg): New Enum and EnumValue entries.
12388         (mtls-dialect=): Use Enum and Init.
12389         (tls_dialect): New Enum and EnumValue entries.
12390         (mabi=): Use Enum and Init.
12391         (calling_abi): New Enum and EnumValue entries.
12392         (mveclibabi=): Use Enum and Init.
12393         (ix86_veclibabi): New Enum and EnumValue entries.
12394
12395 2011-05-13  Nick Clifton  <nickc@redhat.com>
12396
12397         * config/rx/rx.md (mov expander): Fix use of rx_legitimate_constant_p.
12398         * config/rx/rx-protos.h (rx_legitimate_constant_p): Rename prototype.
12399
12400 2011-05-13  Kai Tietz  <ktietz@redhat.com>
12401
12402         PR middle-end/48984
12403         * gimplify.c (gimplify_expr): Check for boolean_type_node instead
12404         for BOOLEAN_TYPE for TRUTH-NOT/AND/OR/XOR.
12405         (gimple_boolify): Check for cast for boolean_type_node instead for
12406         BOOLEAN_TYPE.
12407
12408 2011-05-13  Richard Guenther  <rguenther@suse.de>
12409
12410         PR tree-optimization/48172
12411         * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
12412         multiplying by number of iterations for equal step.
12413         (vect_create_cond_for_alias_checks): Likewise.
12414
12415 2011-05-13  Andreas Schwab  <schwab@redhat.com>
12416
12417         * configure.ac: Use AS_HELP_STRING throughout.
12418         * configure: Regenerate.
12419
12420 2011-05-12  H.J. Lu  <hongjiu.lu@intel.com>
12421
12422         * config/i386/i386.c (ix86_save_reg): Change maybe_eh_return to bool.
12423         (ix86_emit_restore_regs_using_mov): Likewise.
12424         (ix86_emit_restore_sse_regs_using_mov): Likewise.
12425
12426 2011-05-12  Anatoly Sokolov  <aesok@post.ru>
12427
12428         * config/sparc/sparc.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P,
12429         SYMBOLIC_CONST, RTX_OK_FOR_BASE_P, RTX_OK_FOR_INDEX_P): Remove.
12430         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Move to...
12431         * config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P,
12432         RTX_OK_FOR_OLO10_P): ...here.
12433         (sparc_mode_dependent_address_p): Use symbolic_operand instead of
12434         SYMBOLIC_CONST.
12435
12436 2011-05-12  Kai Tietz  <ktietz@redhat.com>
12437
12438         * gimplify.c (gimple_boolify): Re-boolify expression
12439         arguments even if expression type is of kind BOOLEAN_TYPE.
12440         (gimplify_boolean_expr): Removed.
12441         (gimplify_expr): Boolify truth opcodes AND, ANDIF, OR, ORIF,
12442         and XOR. Additional take care that we keep expression's type.
12443         * tree-cfg.c (verify_gimple_assign_binary): Adjust check for type
12444         of TRUTH_AND|OR|XOR_EXPR.
12445
12446 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
12447
12448         PR tree-optimization/48975
12449         * tree-if-conv.c (combine_blocks): Call free_bb_predicate
12450         on all bbs here and free and clear ifc_bbs at the end.
12451
12452 2011-05-12  Richard Guenther  <rguenther@suse.de>
12453
12454         * gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle
12455         NULLPTR_TYPE similar to VOID_TYPE.  Defer type-leader lookup
12456         until after simple checks.
12457         (gimple_types_compatible_p): Likewise.
12458         (iterative_hash_gimple_type): Always hash pointer targets
12459         and function return and argument types.
12460         (iterative_hash_canonical_type): Do not hash TYPE_QUALS,
12461         hash TYPE_ALIGN.  Do not hash TYPE_MIN/MAX_VALUE.
12462         (gimple_canonical_types_compatible_p): Compare TREE_ADDRESSABLE,
12463         handle NULLPTR_TYPE similar to VOID_TYPE.  Handle non-aggregates
12464         completely in the simple compare section.
12465         (gimple_register_canonical_type): Query the cache again after
12466         registering.
12467
12468 2011-05-12  Richard Guenther  <rguenther@suse.de>
12469
12470         PR tree-optimization/48172
12471         * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
12472         the number of iterations from the segment size calculation.
12473         (vect_create_cond_for_alias_checks): Adjust.
12474
12475 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
12476
12477         PR debug/48967
12478         * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
12479         if validate_subreg fails.
12480
12481 2011-05-12  Hariharan Sandanagobalane  <hariharan@picochip.com>
12482
12483         * ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
12484         accessing beyond the end of REGNO_REG_CLASS array by stopping the loop
12485         early.
12486
12487 2011-05-12  DJ Delorie  <dj@redhat.com>
12488
12489         * config/rx/rx.c (rx_builtins): New arrays - holds builtin functions.
12490         (ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
12491         created builtin into rx_builtins array.
12492         (rx_builtin_decl): New function.
12493         (TARGET_BUITLIN_DECL): Define.  Include gt-rx.h.
12494
12495 2011-05-12  DJ Delorie  <dj@redhat.com>
12496             Nick Clifton  <nickc@redhat.com>
12497
12498         * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
12499         * config/rx/rx.c (CC_FLAG_FP): Fix comment.
12500         (rx_is_legitimate_address): Add pre-decrement and post-increment
12501         addressing in HImode and QImode.  Fix test for out of range
12502         REG+INT addressing.
12503         (rx_legitimate_constant_p): Rename to rx_is_legitimate_constant.
12504         (rx_align_for_label): Test label before extracting its usage count.
12505         (rx_adjust_insn_lengths): Fix selection of insn codes.
12506         (TARGET_LEGITIMATE_CONSTANT_P): Use renamed function.
12507
12508 2011-05-11  Jason Merrill  <jason@redhat.com>
12509
12510         * tree.c (type_hash_canon): Use struct tree_type_non_common.
12511
12512 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
12513
12514         * cfgrtl.c (commit_one_edge_insertion): Remove always-true test and
12515         reindent the subsequent block.
12516
12517 2011-05-11  Satoru Takabayashi  <satorux@google.com>
12518             Paul Pluzhnikov  <ppluzhnikov@google.com>
12519
12520         * doc/install.texi (Configuration): Document --with-linker-hash-style.
12521         * gcc.c (init_spec): Handle LINKER_HASH_STYLE.
12522         * config.in: Add LINKER_HASH_STYLE.
12523         * configure.ac: Add --with-linker-hash-style.
12524         * configure: Regenerate.
12525
12526 2011-05-11  Richard Guenther  <rguenther@suse.de>
12527
12528         PR middle-end/48964
12529         * gimple.c (iterative_hash_canonical_type): Fix typo.
12530
12531 2011-05-11  Uros Bizjak  <ubizjak@gmail.com>
12532
12533         * config/i386/i386.c (legitimize_tls_address)
12534         <case TLS_MODEL_GLOBAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
12535         expanders directly for TARGET_GNU2_TLS.  Determine pic and
12536         __tls_get_addr symbol reference here.  Update call to
12537         gen_tls_global_dynamic_{32,64} for added arguments.
12538         <case TLS_MODEL_LOCAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
12539         expanders directly for TARGET_GNU2_TLS.  Determine
12540         __tls_get_addr symbol reference here.  Update call to
12541         gen_tls_local_dynamic_base_{32,64} for added arguments.  Attach
12542         unique UNSPEC REG_EQUIV to libcall block.
12543         (ix86_tls_get_addr): Declare static.
12544         * config/i386/i386-protos.h (ix86_tls_get_addr): Remove declaration.
12545         * config/i386/i386.md (tls_global_dynamic_32): Add operand 2 and 3.
12546         Do not determine pic and __tls_get_addr symbol reference here. Do not
12547         call gen_tls_dynamic_gnu2_32 for TARGET_GNU2_TLS.
12548         (tls_local_dynamic_base_32): Ditto for operands 1 and 2.
12549         (tls_global_dynamic_64): Add operand 2.  Do not determine
12550         __tls_get_addr symbol reference here.  Do not call
12551         gen_tls_dynamic_gnu2_64 for TARGET_GNU2_TLS here.
12552         (tls_local_dynamic_base64): Ditto for operand 1.
12553
12554 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
12555
12556         * function.c (expand_function_start): Initialize stack_check_probe_note
12557         only if the generic stack checking mechanism is used.
12558
12559 2011-05-11  Richard Guenther  <rguenther@suse.de>
12560
12561         PR tree-optimization/15256
12562         * tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
12563         (A & B) | C, combine (A op CST1) op CST2.
12564         (tree_ssa_forward_propagate_single_use_vars): Only bother to
12565         visit assigns that have uses.
12566
12567 2011-05-11  Nathan Froyd  <froydnj@codesourcery.com>
12568
12569         * ggc-page.c (extra_order_size_table): Use struct tree_type_non_common.
12570         * lto-streamer-in.c (unpack_ts_type_value_fields): Rename to...
12571         (unpack_ts_type_common_value_fields): ...this.  Update comment.
12572         (unpack_value_fields): Adjust for renaming.
12573         (lto_input_ts_type_tree_pointers): Split into...
12574         (lto_input_ts_type_common_tree_pointer): ...this and...
12575         (lto_input_ts_type_non_common_tree_pointers): ...this.
12576         (lto_input_tree_pointers): Adjust for above split.
12577         * lto-streamer-out.c (pack_ts_type_value_fields): Rename to...
12578         (pack_ts_type_common_value_fields): ...this.  Update comment.
12579         (lto_output_ts_type_tree_pointers): Split into...
12580         (lto_output_ts_type_common_tree_pointers): ...this and...
12581         (lto_output_ts_type_non_common_tree_pointers): ...this.
12582         (lto_output_tree_pointers): Adjust for above split.
12583         * lto-streamer.c (check_handled_ts_structures): Mark TS_TYPE_COMMON,
12584         TS_TYPE_WITH_LANG_SPECIFIC, and TS_TYPE_NON_COMMON as handled.
12585         * stor-layout.c (vector_type_mode): Adjust location of mode field.
12586         * tree.h (MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC):
12587         Define.
12588         (struct tree_type): Split into...
12589         (struct tree_type_common: ...this and...
12590         (struct tree_type_with_lang_specific): ...this and...
12591         (struct tree_type_non_common): ...this.  Adjust accessor macros
12592         accordingly.
12593         (TYPE_VALUES_RAW): Define.
12594         (union tree_node): Update for above changes.
12595         * tree.c (tree_node_structure_for_code) [tcc_type]: Return
12596         TS_TYPE_NON_COMMON.
12597         (initialize_tree_contains_struct) [TS_TYPE]: Use TS_TYPE_COMMON.
12598         Add TS_TYPE_WITH_LANG_SPECIFIC and TS_TYPE_NON_COMMON.
12599         (tree_code_size) [tcc_type]: Use struct tree_type_non_common.
12600         * treestructu.def (TS_TYPE): Remove.
12601         (TS_TYPE_COMMON, TS_TYPE_WITH_LANG_SPECIFIC, TS_TYPE_NON_COMMON):
12602         Define.
12603
12604 2011-05-11  Jakub Jelinek  <jakub@redhat.com>
12605
12606         PR debug/48159
12607         * tree-ssa.c (reset_debug_uses): New function.
12608         * tree-flow.h (reset_debug_uses): New prototype.
12609         * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
12610         * tree-loop-distribution.c (generate_loops_for_partition): Call
12611         reset_debug_uses on the stmts that will be removed.  Keep around
12612         all debug stmts, don't count them as bits in partition bitmap.
12613         (generate_builtin): Don't count debug stmts or labels as bits in
12614         partition bitmap.
12615
12616 2011-05-11  Richard Guenther  <rguenther@suse.de>
12617
12618         * gimple.c (gimple_type_hash_1): Merge with ...
12619         (gimple_type_hash): ... this.
12620         (gtc_visit): Remove mode parameter and simplify accordingly.
12621         (gimple_types_compatible_p_1): Likewise.
12622         (gimple_types_compatible_p): Likewise.
12623         (iterative_hash_gimple_type): Likewise.
12624         (visit): Likewise.
12625         (gimple_type_eq): Adjust.
12626
12627 2011-05-11  Revital Eres  <revital.eres@linaro.org>
12628
12629         * ddg.c (create_ddg_dep_from_intra_loop_link): If a true dep edge
12630         enters the branch create an anti edge in the opposite direction
12631         to prevent the creation of reg-moves.
12632         * modulo-sched.c: Adjust comment to reflect the fact we are
12633         scheduling closing branch.
12634         (PS_STAGE_COUNT): Rename to CALC_STAGE_COUNT and redefine.
12635         (stage_count): New field in struct partial_schedule.
12636         (calculate_stage_count): New function.
12637         (normalize_sched_times): Rename to reset_sched_times and handle
12638         incrementing the sched time of the nodes by a constant value
12639         passed as parameter.
12640         (duplicate_insns_of_cycles): Skip closing branch.
12641         (sms_schedule_by_order): Schedule closing branch.
12642         (ps_insn_find_column): Handle closing branch.
12643         (sms_schedule): Call reset_sched_times and adjust the code to
12644         support scheduling of the closing branch.
12645         (ps_insert_empty_row): Update calls to normalize_sched_times
12646         and rotate_partial_schedule functions.
12647
12648 2011-05-11  Richard Guenther  <rguenther@suse.de>
12649
12650         PR middle-end/48953
12651         * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
12652
12653 2011-05-11  Joseph Myers  <joseph@codesourcery.com>
12654
12655         * opts.c (finish_options): Move warning settings from process_options.
12656         * toplev.c (process_options): Move warning settings to finish_options.
12657
12658 2011-05-11  Richard Guenther  <rguenther@suse.de>
12659
12660         PR tree-optimization/18041
12661         * tree-ssa-forwprop.c (simplify_bitwise_and): Rename to ...
12662         (simplify_bitwise_binary): ... this.  Handle operand conversions
12663         by applying them to the result instead.
12664         (tree_ssa_forward_propagate_single_use_vars): Adjust.  CSE tree code.
12665
12666 2011-05-11  Richard Guenther  <rguenther@suse.de>
12667
12668         * gimple.c (gimple_canonical_types_compatible_p): Split out
12669         from gimple_types_compatible_p and friends.  Do not recurse
12670         to pointed-to types.
12671         (gimple_canonical_type_eq): Use it.
12672         (iterative_hash_canonical_type): Split out from
12673         iterative_hash_gimple_type and friends.  Do not recurse
12674         to pointed-to types.
12675         (gimple_canonical_type_hash): Use it, allocate the hash here.
12676
12677 2011-05-11  Revital Eres  <revital.eres@linaro.org>
12678
12679         * modulo-sched.c (doloop_register_get): Ignore DEBUG_INSNs while
12680         recognizing doloop.
12681
12682 2011-05-11  Revital Eres  <revital.eres@linaro.org>
12683
12684         * loop-doloop.c (doloop_condition_get): Use prev_nondebug_insn
12685         instead of PREV_INSN.
12686
12687 2011-05-11  Revital Eres  <revital.eres@linaro.org>
12688
12689         * modulo-sched.c (sms_schedule): Support new form of doloop pattern
12690         * loop-doloop.c (doloop_condition_get): Likewise.
12691         * config/arm/thumb2.md (*thumb2_addsi3_compare0): Remove "*".
12692         (doloop_end): New.
12693         * config/arm/arm.md (*addsi3_compare0): Remove "*".
12694
12695 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
12696
12697         * tree.def (CASE_LABEL_EXPR): Add an operand.
12698         * tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CHAIN.
12699
12700 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
12701
12702         * c-decl.c (c_override_global_bindings_to_false): Remove.
12703         (global_bindings_p): Don't check
12704         c_override_global_bindings_to_false.
12705         * c-tree.h (c_override_global_bindings_to_false): Remove.
12706         * c-typeck.c (composite_type): Don't set
12707         c_override_global_bindings_to_false.
12708
12709 2011-05-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
12710
12711         PR target/48857, 48495
12712         * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
12713         (VSX_MODE): Ditto.
12714         (VSX_MOVE_MODE): Ditto.
12715         (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
12716         VSX vector types.  Add V2DImode.
12717         (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
12718         ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
12719         (MODES_TIEABLE_P): Ditto.
12720
12721         * config/rs6000/rs6000.c (rs6000_emit_move): Use
12722         ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
12723         VSX_VECTOR_MODE.
12724         (init_cumulative_args): Ditto.
12725         (rs6000_function_arg_boundary): Ditto.
12726         (rs6000_function_arg_advance_1): Ditto.
12727         (rs6000_function_arg): Ditto.
12728         (rs6000_function_ok_for_sibcall): Ditto.
12729         (emit_frame_save): Ditto.
12730         (rs6000_function_value): Ditto.
12731         (rs6000_libcall_value): Ditto.
12732
12733 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
12734
12735         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
12736         i386/darwin-lib.h to $libgcc_tm_file.
12737         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.
12738
12739 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
12740
12741         * doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.
12742
12743 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
12744
12745         * config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New files.
12746         * config/rs6000/rs6000-tables.opt: New file (generated).
12747         * config.gcc (powerpc*-*-*, rs6000*-*-*): Add
12748         rs6000/rs6000-tables.opt to extra_options.
12749         * config/rs6000/rs6000-opts.h (RS6000_CPU_OPTION_NATIVE): Define.
12750         * config/rs6000/rs6000.c (rs6000_select): Remove.
12751         (processor_target_table): Move contents to rs6000-cpus.def.
12752         (darwin_rs6000_override_options): Check
12753         global_options_set.x_rs6000_cpu_index instead of
12754         rs6000_select[1].string.
12755         (rs6000_option_override_internal): Likewise.
12756         (rs6000_handle_option): Don't assert that global structures are in
12757         use.  Don't handle OPT_mcpu_ and OPT_mtune_ here.
12758         (rs6000_default_cpu): New variable.
12759         (rs6000_file_start): Set it instead of local default_cpu.  Check
12760         rs6000_default_cpu, global_options_set.x_rs6000_cpu_index and
12761         global_options_set.x_rs6000_tune_index instead of rs6000_select.
12762         (rs6000_darwin_file_start): Check rs6000_default_cpu and
12763         global_options_set.x_rs6000_cpu_index instead of rs6000_select.
12764         * config/rs6000/rs6000.h (struct rs6000_cpu_select,
12765         rs6000_select): Remove.
12766         * config/rs6000/rs6000.opt (rs6000_cpu_index, rs6000_tune_index):
12767         Remove.
12768         (mcpu=, mtune=): Use Var, Init, Enum and Save.
12769         * config/rs6000/t-rs6000
12770         ($(srcdir)/config/rs6000/rs6000-tables.opt): New.
12771         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
12772         global_options_set.x_rs6000_cpu_index instead of
12773         rs6000_select[1].string.
12774         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
12775         global_options_set.x_rs6000_cpu_index instead of
12776         rs6000_select[1].string.
12777
12778 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
12779
12780         * config.gcc (libgcc_tm_file): Define instead of including files
12781         from ../../libgcc/config/ in tm_file.
12782         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Define.
12783         * configure: Regenerate.
12784         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
12785         libgcc_tm.h, cs-libgcc_tm.h): New.
12786         (TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
12787         (clean): Remove libgcc_tm.h.
12788         * config/arm/symbian.h (RENAME_LIBRARY): Remove.
12789         * mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
12790         * system.h (DECLARE_LIBRARY_RENAMES): Poison.
12791
12792 2011-05-10  Georg-Johann Lay  <avr@gjlay.de>
12793
12794         PR target/48896
12795         * config/avr/avr.c (avr_ret_register): Return unsigned int
12796         instead of int.
12797         (avr_function_value): Mark fn_decl_or_type as unused, don't pass
12798         it to avr_libcall_value.
12799         avr_expand_builtin): Use EXPAND_NORMAL as arg 4 in calls to
12800         expand_expr.
12801         (avr_expand_binop_builtin): Ditto.
12802         (avr_expand_unop_builtin): Ditto.
12803
12804 2011-05-10  DJ Delorie  <dj@redhat.com>
12805
12806         * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
12807         (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
12808         * config/rx/rx.c (rx_align_for_label): Add label and
12809         uses_threshold parameters.  Do not align when the label is not
12810         used enough.
12811         * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
12812
12813 2011-05-10  Richard Guenther  <rguenther@suse.de>
12814
12815         * tree-ssa-forwprop.c (combine_conversions): Pattern-match
12816         a series of conversions and apply foldings similar to what
12817         fold-const does.
12818         (tree_ssa_forward_propagate_single_use_vars): Call it.
12819
12820 2011-05-10  Jakub Jelinek  <jakub@redhat.com>
12821
12822         PR tree-optimization/48611
12823         PR tree-optimization/48794
12824         * tree-eh.c (remove_unreachable_handlers): Don't remove regions
12825         referenced from RESX or EH_DISPATCH arguments.
12826
12827         PR debug/48928
12828         * dfp.c (decimal_to_decnumber): Handle conversion from
12829         dconst{1,2,m1,half}.
12830
12831 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
12832
12833         * config/i386/i386.c (ix86_autovectorize_vector_sizes): Return 0
12834         for !flag_prefer_avx128.
12835         (ix86_preferred_simd_mode): Return word_mode for DFmode without SSE2.
12836
12837 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
12838
12839         * fold-const.c (fold_range_test): Pass LOC to build_range_check.
12840         (fold_ternary_loc): Use expr_location_or.
12841
12842 2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>
12843
12844         PR debug/48853
12845         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
12846         POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
12847         Pmode and mem_mode is not VOIDmode.
12848
12849 2011-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
12850
12851         * tree.h (TYPE_UNQUALIFIED, TYPE_QUAL_CONST, TYPE_QUAL_VOLATILE,
12852         TYPE_QUAL_RESTRICT): Convert to enum.
12853
12854 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
12855
12856         * config/i386/predicates.md (const_pow2_1_to_2_operand): Remove.
12857         (const_pow2_1_to_8_operand): Ditto.
12858         (const_pow2_1_to_128_operand): Ditto.
12859         (const_pow2_1_to_32768_operand): Ditto.
12860         * config/i386/mmx.md (*mmx_pinsrw): Use const_int_operand instead of
12861         const_pow2_1_to_8_operand for operand 3 predicate.  Use exact_log2
12862         in insn constraint to check integer value of operand 3.
12863         * config/i386/sse.md (*vec_setv4sf_sse4_1): Ditto.
12864
12865         (PINSR_MODE): New mode iterator.
12866         (sse2p4_1): New mode attribute.
12867         (<sse2p4_1>_pinsr<ssemodesuffix>): Merge insn from sse4_1_pinsrb,
12868         sse2_pinsrw, sse4_1_pinsrd and sse4_1_pinsrq using PINSR_MODE mode
12869         iterator.  Use const_int_operand instead of
12870         const_pow2_1_to_{2,8,128,32768}_operand for operand 3 predicate.  Use
12871         exact_log2 in insn constraint to check integer value of operand 3.
12872
12873 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
12874
12875         * config/i386/sse.md (blendbits): Remove mode attribute.
12876         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
12877         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
12878         Check integer value of operand 3 in insn constraint.
12879
12880 2011-05-09  Richard Guenther  <rguenther@suse.de>
12881
12882         * lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p
12883         for diagnostics.
12884         (lto_symtab_merge): Likewise.  Do not register types here.
12885         (lto_symtab_merge_decls_2): Likewise.
12886         (lto_symtab_merge_decls_1): Likewise.
12887         * gimple.h (enum gtc_mode, gimple_types_compatible_p): Do not declare.
12888         * gimple.c (enum gtc_mode): Declare.
12889         (gimple_types_compatible_p): Make static.
12890
12891 2011-05-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12892
12893         * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
12894         temporary register to match Pmode.
12895
12896 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
12897
12898         * config/i386/sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1
12899         and *vec_concatv4si_1_avx.
12900
12901 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
12902
12903         PR rtl-optimization/48927
12904         * ira-conflicts.c (commutative_constraint_p): Use
12905         recog_data.alternative_enabled_p to disable alternatives where
12906         "enabled" attribute is false.
12907         (get_dup_num): Ditto.
12908         * ira-lives.c (single_reg_class): Ditto.
12909         (ira_implicitly_set_insn_hard_regs): Ditto.
12910
12911 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
12912
12913         * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
12914         (dataflow_set_preserve_mem_locs): Likewise.
12915
12916 2011-05-09  Philipp Thomas  <pth@suse.de>
12917
12918         * config/mep/mep.c (mep_validate_vliw): Syntax description
12919         should not be translated.
12920
12921 2011-05-09  Joseph Myers  <joseph@codesourcery.com>
12922
12923         * config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
12924         * config/mips/mips-tables.opt: New file (generated).
12925         * config.gcc (mips*-*-*): Add mips/mips-tables.opt to extra_options.
12926         * config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
12927         MIPS_ARCH_OPTION_NATIVE): Define.
12928         * config/mips/mips.c (mips_cpu_info_table): Move contents to
12929         mips-cpus.def.
12930         (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
12931         mips_parse_cpu): Remove.
12932         (mips_cpu_info_from_opt, mips_default_arch): New.
12933         (mips_handle_option): Don't assert that global structures are in
12934         use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
12935         (mips_option_override): Use new variables and functions to set
12936         state of these options.  Use strcmp to check for individual CPU names.
12937         * config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
12938         definition.
12939         * config/mips/mips.opt (march=): Use ToLower and Enum.
12940         (mips): Use ToLower, Enum and Var.
12941         (mtune=): Use ToLower and Enum.
12942         * config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.
12943
12944 2011-05-08  Jan Hubicka  <jh@suse.cz>
12945
12946         * gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
12947         Arrange type pairs to be UID ordered.
12948         (gimple_lookup_type_leader): Make inline.
12949
12950 2011-05-09  Nick Clifton  <nickc@redhat.com>
12951
12952         PR target/48899
12953         * config/iq2000/iq2000.opt (iq2000_tune): Initialise to
12954         PROCESSOR_DEFAULT.
12955
12956         PR target/48897
12957         * config/mn10300/mn10300.c (extract_bundle): Remove spurious local
12958         variable 's'.
12959
12960 2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>
12961
12962         * combine.c (simplify_comparison): Abstract out parts into...
12963         (simplify_compare_const): ... new function.
12964         (try_combine): Generalize parallel arithmetic/compare combining
12965         to call simplify_compare_const() and CANONICALIZE_COMPARE().
12966
12967 2011-05-08  Jan Hubicka  <jh@suse.cz>
12968
12969         * cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
12970         (cgraph_create_virtual_clone): Call hooks once virtual clone
12971         is finished.
12972         * cgraph.h (cgraph_clone_node): Update prototype.
12973         * ipa-cp.c (ipcp_estimate_growth): Use
12974         estimate_ipcp_clone_size_and_time.
12975         * ipa-inline-transform.c (clone_inlined_nodes): Update.
12976         * lto-cgraph.c (input_node): Update.
12977         * ipa-inline.c (recursive_inlining): Update.
12978         * ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
12979         (evaluate_conditions_for_known_args): Break out from ...
12980         (evaluate_conditions_for_edge): ... here.
12981         (evaluate_conditions_for_ipcp_clone): New function.
12982         (inline_node_duplication_hook): Update clone summary based
12983         on parameter map.
12984         (estimate_callee_size_and_time): Rename to ...
12985         (estimate_node_size_and_time): take NODE instead of EDGE;
12986         take POSSIBLE_TRUTHS as argument.
12987         (estimate_callee_size_and_time): Update.
12988         (estimate_ipcp_clone_size_and_time): New function.
12989         (do_estimate_edge_time): Update.
12990
12991 2011-05-08  Richard Guenther  <rguenther@suse.de>
12992
12993         PR middle-end/48908
12994         PR middle-end/48905
12995         * expmed.c (expand_shift_1): Compute adjusted constant shift
12996         amount manually.
12997
12998 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
12999
13000         * config/avr/avr.c (print_operand_address): Fix invalid RTL access.
13001
13002 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
13003
13004         * config/rs6000/rs6000.c (output_profile_hook): Fix thinko.
13005
13006 2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
13007
13008         * doc/invoke.texi (-fuse-linker-plugin): Improve grammar.
13009
13010 2011-05-07  Jan Hubicka  <jh@suse.cz>
13011
13012         * ipa-inline-transform.c (inline_call): Account when program size
13013         decreases.
13014         * ipa-inline.c (relative_time_benefit): New function.
13015         (edge_badness): Reorganize to be power 2 based; fix thinko when
13016         computing badness for negative growth; update comments to match
13017         reality; better dumps.
13018
13019 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
13020
13021         * langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
13022         type to bool and adjust comment.
13023         * fold-const.c (fold_range_test): Adjust call to global_bindings_p.
13024         (fold_mathfn_compare): Remove calls to global_bindings_p.
13025         (fold_inf_compare): Likewise.
13026         * stor-layout.c (variable_size): Adjust call to global_bindings_p.
13027         * c-tree.h (global_bindings_p): Adjust prototype.
13028         * c-decl.c (global_bindings_p): Return bool and simplify.
13029
13030 2011-05-07  Zdenek Dvorak  <ook@ucw.cz>
13031
13032         PR tree-optimization/48837
13033         * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
13034         when accumulator transformation is performed.
13035
13036 2011-05-06  Jan Hubicka  <jh@suse.cz>
13037
13038         * i386.h (ix86_tune_indices): Add
13039         X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
13040         (TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macro.
13041         * i386.c (initial_ix86_tune_features): Add
13042         X86_SOFTARE_PREFETCHING_BENEFICIAL.
13043         (software_prefetching_beneficial_p): Remove predicate.
13044         (ix86_option_override_internal): Use new macro.
13045
13046 2011-05-06  Jan Hubicka  <jh@suse.cz>
13047
13048         * ipa-inline.c (update_callee_keys): Don't reset node growth cache.
13049
13050 2011-05-06  Jan Hubicka  <jh@suse.cz>
13051
13052         * cgraph.c (cgraph_add_thunk): Create real function node instead
13053         of alias node; finalize it and mark needed/reachale; arrange visibility
13054         to be right and add it into the corresponding same comdat group list.
13055         (dump_cgraph_node): Dump thunks.
13056         * cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
13057         cgraph_function_with_gimple_body_p,
13058         cgraph_first_function_with_gimple_body,
13059         cgraph_next_function_with_gimple_body): New functions.
13060         (FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
13061         New macros.
13062         * ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
13063         (ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
13064         * cgraphunit.c (cgraph_finalize_function): Only look into possible
13065         devirtualization when optimizing.
13066         (verify_cgraph_node): Verify thunks.
13067         (cgraph_analyze_function): Analyze thunks.
13068         (cgraph_mark_functions_to_output): Output thunks only in combination
13069         with function they are assigned to.
13070         (assemble_thunk): Turn thunk into non-thunk; don't try to turn
13071         alias into normal node.
13072         (assemble_thunks): New functoin.
13073         (cgraph_expand_function): Use it.
13074         * lto-cgraph.c (lto_output_node): Stream thunks.
13075         (input_overwrite_node): Stream in thunks.
13076         * ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
13077         * lto-streamer-out.c (lto_output): Do not try to output thunk's body.
13078         * ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
13079         * ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
13080         (inline_analyze_function): Do not care about thunk jump functions.
13081         (inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
13082         * ipa-prop.c (ipa_prop_write_jump_functions): Use
13083         cgraph_function_with_gimple_body_p.
13084         * passes.c (do_per_function_toporder): Use
13085         cgraph_function_with_gimple_body_p.
13086         (execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
13087         (ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
13088         (function_called_by_processed_nodes_p): Likewise.
13089
13090 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
13091
13092         * config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
13093         rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
13094         entries.
13095         (mabi=): Replace with separate entries for mabi=altivec,
13096         mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
13097         mabi=ieeelongdouble and mabi=ibmlongdouble.
13098         * config/rs6000/rs6000.c (rs6000_option_override_internal): Move
13099         check for -mabi=spe without SPE ABI support here.
13100         (rs6000_handle_option): Replace OPT_mabi_ handling with
13101         OPT_mabi_altivec and OPT_mabi_spe handling.
13102
13103 2011-05-06  Cary Coutant  <ccoutant@google.com>
13104
13105         * dwarf2out.c (contains_subprogram_definition): New function.
13106         (should_move_die_to_comdat): Call it.
13107
13108 2011-05-06  Jeff Law  <law@redhat.com>
13109
13110         * tree-ssa-threadupdate.c (create_block_for_threading): Do not call
13111         remove_ctrl_stmt_and_useless_edges.
13112         (create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
13113         (fixup_template_block, thread_single_edge): Likewise.
13114         (mark_threaded_blocks): Use THREAD_TARGET.
13115
13116 2011-05-06  Alan Modra  <amodra@gmail.com>
13117
13118         PR target/48900
13119         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
13120         const0_rtx as the arg to the dummy __tls_get_addr libcall.
13121
13122 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
13123
13124         * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
13125         constraint modifier to "r".
13126
13127 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
13128
13129         * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
13130         fall through for OPT_mcmodel_.
13131
13132 2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13133
13134         * config/s390/s390.c (s390_asm_trampoline_template): Comment
13135         instruction sizes.
13136         (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
13137
13138 2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
13139
13140         PR target/47930
13141         * config/arm/arm.opt (marm): Document it.
13142         (mthumb): Reject negative variant.
13143
13144 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
13145
13146         PR target/48898
13147         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
13148         Fix typo in "ccvt" variable name.
13149
13150 2011-05-06  Tristan Gingold  <gingold@adacore.com>
13151
13152         PR target/48895
13153         * config/vms/vms-ar.c (main): Remove cwd variable.
13154
13155 2011-05-06  Jakub Jelinek  <jakub@redhat.com>
13156
13157         PR debug/48902
13158         * var-tracking.c (prepare_call_arguments): Move else before #endif.
13159
13160 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
13161
13162         * except.c (sjlj_emit_dispatch_table): Call build_case_label.
13163         * gimplify.c (gimplify_switch_expr): Likewise.
13164         * omp-low.c (expand_omp_sections): Likewise.
13165         * tree-eh.c (lower_try_finally_switch): Likewise.
13166         (lower_eh_dispatch): Likewise.
13167         * tree.h (build_case_label): Declare.
13168         * tree.c (build_case_label): Define.
13169
13170 2011-05-05  Jason Merrill  <jason@redhat.com>
13171
13172         PR c++/40975
13173         * tree-inline.c (copy_tree_r): Use copy_statement_list.
13174         (copy_statement_list): Don't recurse.
13175         * stor-layout.c (copy_self_referential_tree_r): Don't allow
13176         STATEMENT_LIST.
13177
13178 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
13179
13180         * config/rs6000/rs6000.c (rs6000_handle_option): Don't fall
13181         through from -mfpu= handling.
13182         * config/rs6000/rs6000.opt (mfpu=): Use Var and Init.
13183
13184 2011-05-05  Bernd Schmidt  <bernds@codesourcery.com>
13185
13186         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 10]: Handle
13187         POST_MODIFY.
13188
13189 2011-05-05  Steve Ellcey  <sje@cup.hp.com>
13190
13191         * config.gcc (hppa*64*-*-hpux11*): Modify tm_file and extra_options
13192         for 11.31.
13193         (hppa[12]*-*-hpux11*): Ditto.
13194         (ia64*-*-hpux*): Add ia64/hpux-unix2003.h to tm_file.
13195         * config/ia64/hpux-unix2003.h: New.
13196         * config/pa/pa-hpux1131.opt: New.
13197         * config/pa/pa-hpux1131.h: New.
13198         * config/pa/pa64-hpux.h (STARTFILE_SPEC): Use unix2003.o if requested.
13199         * config/pa/pa-hpux.opt (flag_pa_unix): Check TARGET_HPUX_11_31 value.
13200         * config/pa/pa.h (TARGET_HPUX_11_31): Provide default (0) value.
13201
13202 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
13203
13204         PR debug/48853
13205         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Pass mem_mode
13206         instead of mode as 3rd argument to recursive call.
13207         (mem_loc_descriptor) <case REG>: If POINTERS_EXTEND_UNSIGNED, don't
13208         emit DW_OP_GNU_regval_type if mode is Pmode and mem_mode is not
13209         VOIDmode.
13210         (mem_loc_descriptor) <case SYMBOL_REF>: If POINTERS_EXTEND_UNSIGNED,
13211         don't give up if mode is Pmode and mem_mode is not VOIDmode.
13212         (mem_loc_descriptor) <case CONST_INT>: If POINTERS_EXTEND_UNSIGNED,
13213         use int_loc_descriptor if mode is Pmode and mem_mode is not VOIDmode.
13214
13215 2011-05-05  Julian Brown  <julian@codesourcery.com>
13216
13217         * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
13218         parenthesis in D-register case.
13219
13220 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
13221
13222         * opt-functions.awk (var_type_struct): Handle Enum options.
13223         * optc-gen.awk: Don't check range of variables of character type.
13224         * config/rs6000/rs6000.c (rs6000_sched_insert_nops_str,
13225         rs6000_sched_costly_dep_str, rs6000_recip_name, rs6000_abi_name,
13226         rs6000_sdata_name, rs6000_explicit_options): Remove.
13227         (rs6000_option_override_internal): Check for -malign-power here.
13228         Use global_options_set instead of rs6000_explicit_options.
13229         (rs6000_parse_fpu_option): Remove.
13230         (rs6000_handle_option): Access variables via opts and opts_set
13231         pointers.  Use error_at and warning_at.  Add fall-through
13232         comments.  Don't handle OPT_mcmodel_, OPT_maix_struct_return,
13233         OPT_msvr4_struct_return, OPT_mvrsave, OPT_mspe, OPT_mcall_,
13234         OPT_msdata_, OPT_mtls_size_, OPT_mtraceback_, OPT_mfloat_gprs_,
13235         OPT_msched_costly_dep_, OPT_malign_ or OPT_mrecip_ explicitly
13236         here.  Don't use rs6000_parse_fpu_option.
13237         * config/rs6000/rs6000.h (fpu_type): Remove declaration.
13238         * config/rs6000/rs6000.opt (rs6000_long_double_type_size,
13239         rs6000_spe, rs6000_float_gprs): Remove TargetVariable entries.
13240         (mrecip=): Use Var.
13241         (mspe): Use Var and Save.
13242         (mtraceback=): Use Enum and Var.
13243         (rs6000_traceback_type): New Enum and EnumValue entries.
13244         (mfloat-gprs=): Use Enum, Var and Save.
13245         (rs6000_float_gprs): New Enum and EnumValue entries.
13246         (mlong-double-): use Var and Save.
13247         (msched-costly-dep=, minsert-sched-nops=): Use Var.
13248         (malign-): Use Enum and Var.
13249         (rs6000_alignment_flags): New Enum and EnumValue entries.
13250         (mfpu=): Use Enum.
13251         (fpu_type_t): New Enum and EnumValue entries.
13252         * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Use
13253         global_options_set instead of rs6000_explicit_options.
13254         * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Use
13255         global_options_set instead of rs6000_explicit_options.
13256         * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Use
13257         global_options_set instead of rs6000_explicit_options.
13258         * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Use
13259         global_options_set instead of rs6000_explicit_options.
13260         * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Use
13261         global_options_set instead of rs6000_explicit_options.
13262         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
13263         global_options_set instead of rs6000_explicit_options.
13264         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Remove commented-out
13265         definition.
13266         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
13267         global_options_set instead of rs6000_explicit_options.
13268         * config/rs6000/linux64.opt (mcmodel=): Use Enum and Var.
13269         (rs6000_cmodel): New Enum and EnumValue entries.
13270         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
13271         global_options_set instead of rs6000_explicit_options.
13272         * config/rs6000/sysv4.opt (mcall-, msdata=): Use Var.
13273         (mtls-size=): Use Enum and Var.
13274         (rs6000_tls_size): New Enum and EnumValue entries.
13275
13276 2011-05-05  Michael Matz  <matz@suse.de>
13277
13278         * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
13279         * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
13280         * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
13281         * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
13282         * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
13283         * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
13284         * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
13285         * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
13286         * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
13287         * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
13288         * config/i386/gnu-user.h (ENDFILE_SPEC): Add Ofast.
13289         * config/i386/gnu-user64.h (ENDFILE_SPEC): Add Ofast.
13290         * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
13291         * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
13292         * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
13293         * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
13294
13295 2011-05-05  Richard Guenther  <rguenther@suse.de>
13296
13297         * expmed.c (expand_variable_shift): Rename to ...
13298         (expand_shift_1): ... this.  Take an expanded shift amount.
13299         For rotates recurse directly not building trees for the shift amount.
13300         (expand_variable_shift): Wrap around expand_shift_1.
13301         (expand_shift): Adjust.
13302
13303 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
13304
13305         * gimplify.c (create_tmp_var_raw): Don't call build_type_variant.
13306
13307 2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>
13308
13309         * tree.h (get_pending_sizes): Remove prototype.
13310         (put_pending_size): Likewise.
13311         (put_pending_sizes): Likewise.
13312         * stor-layout.c (pending_sizes): Delete.
13313         (get_pending_sizes): Likewise.
13314         (put_pending_size): Likewise.
13315         (put_pending_sizes): Likewise.
13316         (variable_size): Do not call put_pending_size and tidy up.
13317         * function.h (struct function): Remove dont_save_pending_sizes_p.
13318         * lto-streamer-in.c (input_function): Do not stream it.
13319         * lto-streamer-out.c (output_function): Likewise.
13320         * tree-inline.c (initialize_cfun): Do not copy it.
13321         * c-decl.c (store_parm_decls): Do not set it.
13322         * omp-low.c (create_task_copyfn): Likewise.
13323         * tree-optimize.c (tree_rest_of_compilation): Likewise.
13324
13325 2011-05-05  Uros Bizjak  <ubizjak@gmail.com>
13326
13327         * config/i386/i386.md (*movdf_internal_rex64): Simplify nested "if"
13328         conditions.
13329         (*movdf_internal): Ditto.
13330         (*movdf_internal_nointeger): Ditto.
13331         (*movsf_internal): Ditto.
13332
13333 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
13334
13335         * c-decl.c (finish_decl): Don't call get_pending_sizes.
13336         (grokparm): Add parameter expr.  Pass it to grokdeclarator.
13337         (push_parm_decl): Add parameter expr.  Pass it to grokdeclarator.
13338         (c_variable_size): Remove.
13339         (grokdeclarator): Use save_expr instead of c_variable_size.  Don't
13340         call put_pending_sizes.
13341         (get_parm_info): Add parameter expr.  Use it to set
13342         arg_info->pending_sizes.
13343         (store_parm_decls): Use arg_info->pending_sizes instead or calling
13344         get_pending_sizes.
13345         * c-parser.c (c_parser_parms_declarator): Update call to
13346         c_parser_parms_list_declarator.
13347         (c_parser_parms_list_declarator): Take parameter expr.  Update
13348         call to push_parm_decl.  Update recursive call.  Don't call
13349         get_pending_sizes.  Update calls to get_parm_info.
13350         (c_parser_objc_method_definition): Update calls to
13351         c_parser_objc_method_decl and objc_start_method_definition.
13352         (c_parser_objc_methodproto): Update call to c_parser_objc_method_decl.
13353         (c_parser_objc_method_decl): Add parameter expr.  Update call to
13354         grokparm.
13355         (c_parser_objc_try_catch_finally_statement): Update call to grokparm.
13356         * c-tree.h (struct c_arg_info.pending_sizes): Change to a tree.
13357         (get_parm_info, grokparm, push_parm_decl): Update prototypes.
13358
13359 2011-05-05  Michael Hope  <michael.hope@linaro.org>
13360
13361         PR pch/45979
13362         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
13363         __ARM_EABI__ hosts.
13364
13365 2011-05-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13366
13367         * config/spu/spu.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
13368         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
13369         (spu_output_mi_thunk): New function.
13370
13371 2011-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13372
13373         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Use
13374         targetm.asm_out.print_operand.
13375         * config/sol2.c: Include target.h.
13376
13377 2011-05-04  Jan Hubicka  <jh@suse.cz>
13378
13379         * ipa-inline.c (reset_edge_caches): New function.
13380         (update_caller_keys): Add check_inlinablity_for; do not
13381         reset edge caches; remove now unnecesary loop.
13382         (update_callee_keys): Add comments; reset node_growth_cache of callee.
13383         (update_all_callee_keys): Likewise.
13384         (inline_small_functions): Sanity check cache; update code
13385         recomputing it.
13386
13387 2011-05-04  Bernd Schmidt  <bernds@codesourcery.com>
13388
13389         PR rtl-optimization/47612
13390         * df-problems.c (can_move_insns_across): Don't pick a cc0 setter
13391         as the last insn of the sequence to be moved.
13392
13393 2011-05-04  Tobias Burnus  <burnus@net-b.de>
13394
13395         PR fortran/48864
13396         * doc/invoke.texi (Ofast): Document that it
13397         enables Fortran's -fno-protect-parens.
13398
13399 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
13400
13401         * config/i386/i386.c (ix86_reorg): Run move_or_delete_vzeroupper first.
13402
13403 2011-05-04  Eric Botcazou  <ebotcazou@adacore.com>
13404
13405         * stor-layout.c (variable_size): Do not issue errors.
13406
13407 2011-05-04  Richard Guenther  <rguenther@suse.de>
13408
13409         * coverage.c (tree_coverage_counter_ref): Use integer_type_node
13410         for array-ref indices.
13411         (tree_coverage_counter_addr): Likewise.
13412         (build_fn_info_type): Use size_int for index types.
13413         (build_gcov_info): Likewise.
13414
13415 2011-05-04  Richard Guenther  <rguenther@suse.de>
13416
13417         * c-decl.c (check_bitfield_type_and_width): Do not pass NULL
13418         to build_int_cst.
13419         * c-typeck.c (really_start_incremental_init): Use bitsize_int
13420         for constructor indices.
13421         (push_init_level): Likewise.
13422
13423 2011-05-04  Richard Guenther  <rguenther@suse.de>
13424
13425         * explow.c (promote_mode): Move variable declarations before code.
13426
13427 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
13428
13429         * tree.h (build_function_type_array): Declare.
13430         (build_varargs_function_type_array): Declare.
13431         (build_function_type_vec, build_varargs_function_type_vec): Define.
13432         * tree.c (build_function_type_array_1): New function.
13433         (build_function_type_array): New function.
13434         (build_varargs_function_type_array): New function.
13435
13436 2011-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
13437
13438         * tree-vect-loop.c (vectorizable_reduction): Check reduction cost
13439         before setting STMT_VINFO_TYPE.
13440
13441 2011-05-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13442
13443         * config/spu/spu.c (spu_gimplify_va_arg_expr): Call pass_by_reference
13444         instead of spu_pass_by_reference.
13445
13446 2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13447
13448         * calls.c (emit_library_call_value_1): Invoke
13449         promote_function_mode hook on libcall arguments.
13450         * explow.c (promote_function_mode, promote_mode): Handle TYPE
13451         argument being NULL.
13452         * targhooks.c (default_promote_function_mode): Lisewise.
13453         * config/s390/s390.c (s390_promote_function_mode): Likewise.
13454         * config/sparc/sparc.c (sparc_promote_function_mode): Likewise.
13455
13456         * doc/tm.texi: Document that TYPE argument might be NULL.
13457
13458 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
13459
13460         * config/bfin/bfin.c (bfin_cpus): Update silicon revisions.
13461
13462 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
13463
13464         From Bernd Schmidt
13465         * config/bfin/bfin.md (addsi3): Add an alternative for IREGS.
13466
13467 2011-05-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13468
13469         * config/alpha/alpha.h (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB)
13470         (MIPS_UNMARK_STAB, SHASH_SIZE, THASH_SIZE, ALIGN_SYMTABLE_OFFSET):
13471         Move ...
13472         * mips-tfile.c: ... here.
13473         Don't include coretypes.h, tm.h, filenames.h.
13474         (saber_stop): Remove definition and all calls.
13475         [__SABER__]: Remove.
13476         (__LINE__): Remove default.
13477         (Size_t, Ptrdiff_t): Remove definitions.
13478         Replace by size_t, ptrdiff_t.
13479         [!MIPS_DEBUGGING_INFO]: Remove.
13480         (SHASH_SIZE, THASH_SIZE): Remove defaults.
13481         (progname): Add const.
13482         (STATIC): Remove.
13483         Replace all uses by static.
13484         (ALIGN_SYMTABLE_OFFSET): Remove default.
13485         * mips-tdump.c: Don't include coretypes.h, tm.h.
13486         Remove !MIPS_IS_STAB guard.
13487         * Makefile.in (mips-tfile.o): Remove $(RTL_H), coretypes.h,
13488         $(TM_H), filenames.h dependencies.
13489         (mips-tdump.o): Remove $(RTL_H), coretypes.h, $(TM_H) dependencies.
13490
13491 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
13492
13493         From Jie Zhang
13494         *config/bfin/bfin.c (bfin_extra_live_on_entry): New.
13495         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
13496
13497 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
13498
13499         From Bernd Schmidt
13500         * config/bfin/bfin.h (FUNCTION_PROFILER): Take TARGET_LONG_CALLS into
13501         account and save/restore RETS.
13502         (PROFILE_BEFORE_PROLOGUE): Define.
13503         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add tab character.  Correct
13504         the push insn to use predecrement.
13505
13506 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
13507
13508         From Jie Zhang
13509         * config/bfin/bfin.c (bfin_expand_prologue): Don't clobber P2.
13510
13511 2011-05-04  Nick Clifton  <nickc@redhat.com>
13512
13513         * config/mn10300/mn10300.c: Include cfgloop.h.
13514         (DUMP): New macro.
13515         (mn10300_insert_setlb_lcc): New function.  Inserts a SETLB and a
13516         Lcc or a FLcc insn into the instruction stream.
13517         (mn10300_block_contains_call): New function.  Returns true if the
13518         given basic block contains a CALL insn.
13519         (mn10300_loop_contains_call_insn): New function.  Returns true if
13520         the given loop contains a CALL insn.
13521         (mn10300_scan_for_setlb_lcc): New function.  Finds opportunities
13522         to use the SETLB and Lcc or FLcc insns.
13523         (mn10300_reorg): Invoke mn10300_scan_for_setlb_lcc when optimizing.
13524         (TARGET_FLAGS): Add MASK_ALLOW_SETLB.
13525         * config/mn10300/mn10300.opt (msetlb): New option.  Used to
13526         disable the SETLB optimization.
13527         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
13528         __SETLB__ or __NO_SETLB__.
13529         * config/mn10300/mn10300.md (UNSPEC_SETLB): New constant.
13530         (movsf_internal): Handle MDR register.
13531         (cmpsi): Make visible.
13532         (setlb): New pattern.
13533         (Lcc): New pattern.
13534         (FLcc): New pattern.
13535
13536 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
13537
13538         PR target/48860
13539         * config/i386/i386.md (*movdi_internal_rex64) Use %vmovd
13540         for reg<->xmm moves.
13541         * config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
13542         (vec_concatv2di_rex64_sse): Ditto.
13543         (*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic.
13544         (*vec_extractv2di_1_rex64): Ditto.
13545
13546         Revert:
13547         2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
13548
13549         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
13550         reg<->xmm moves.
13551         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.
13552
13553 2011-05-04  Richard Guenther  <rguenther@suse.de>
13554
13555         * tree.h (int_const_binop): Remove notrunc argument.
13556         * fold-const.c (int_const_binop): Remove notrunc argument.  Always
13557         create integer constants that are properly truncated.
13558         (extract_muldiv_1): Expand one notrunc int_const_binop caller.
13559         (const_binop): Remove zero notrunc argument to int_const_binop.
13560         (size_binop_loc): Likewise.
13561         (fold_div_compare): Likewise.
13562         (maybe_canonicalize_comparison_1): Likewise.
13563         (fold_comparison): Likewise.
13564         (fold_binary_loc): Likewise.
13565         (multiple_of_p): Likewise.
13566         * expr.c (store_constructor): Likewise.
13567         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
13568         (maybe_fold_stmt_addition): Likewise.
13569         * ipa-prop.c (ipa_modify_call_arguments): Likewise.
13570         * stor-layout.c (layout_type): Likewise.
13571         * tree-data-ref.c (tree_fold_divides_p): Likewise.
13572         * tree-sra.c (build_ref_for_offset): Likewise.
13573         (build_user_friendly_ref_for_offset): Likewise.
13574         * tree-ssa-address.c (maybe_fold_tmr): Likewise.
13575         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13576         * tree-ssa-loop-niter.c (inverse): Likewise.
13577         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
13578         * tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise.
13579         * tree-switch-conversion.c (check_range): Likewise.
13580         (build_constructors): Likewise.
13581         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
13582         * tree-vrp.c (set_and_canonicalize_value_range): Likewise.
13583         (extract_range_from_assert): Likewise.
13584         (vrp_int_const_binop): Likewise.
13585         (extract_range_from_binary_expr): Likewise.
13586         (extract_range_from_unary_expr): Likewise.
13587         (check_array_ref): Likewise.
13588         (find_case_label_range): Likewise.
13589         (simplify_div_or_mod_using_ranges): Likewise.
13590         * tree-cfg.c (group_case_labels_stmt): Use double-ints for
13591         comparing case labels for merging.
13592
13593 2011-05-03  Mark Wielaard  <mjw@redhat.com>
13594
13595         * dwarf2out.c (debug_str_hash_forced): Removed.
13596         (gen_label_for_indirect_string): Removed.
13597         (get_debug_string_label): Removed.
13598         (AT_string_form): Generate label directly.
13599         (output_indirect_string): Test indirect_string_node for
13600         DW_FORM_strp instead of checking label and refcount.
13601         (prune_indirect_string): Removed.
13602         (prune_unused_types): Don't check debug_str_hash_forced or
13603         call prune_indirect_string.
13604
13605 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
13606
13607         PR other/48093
13608         * doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.
13609
13610 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
13611
13612         PR debug/47994
13613         PR debug/47919
13614         * combine.c (try_combine): Skip debug insns at m_split tests.
13615
13616 2011-04-26  Mark Wielaard  <mjw@redhat.com>
13617
13618         PR42288
13619         * dwarf2out.c (dwarf2out_finish): Always call output_aranges ()
13620         when info_section_emitted.
13621
13622 2011-05-03  Joseph Myers  <joseph@codesourcery.com>
13623
13624         * config/mips/mips-opts.h: New.
13625         * config/mips/mips.c (enum mips_r10k_cache_barrier_setting): Move
13626         to mips-opts.h.
13627         (mips_abi, mips_code_readable, mips_r10k_cache_barriee): Remove.
13628         (mips_handle_option): Don't handle OPT_mabi_, OPT_mcode_readable_
13629         or OPT_mr10k_cache_barrier_ here.  Access mips_cache_flush_func
13630         via opts pointer.
13631         * config/mips/mips.h (enum mips_code_readable_setting): Move to
13632         mips-opts.h.
13633         (mips_abi, mips_code_readable): Don't declare.
13634         * config/mips/mips.opt (config/mips/mips-opts.h): New HeaderInclude.
13635         (mabi=): Use Enum and Var.
13636         (mips_abi): New Enum and EnumValue entries.
13637         (mcode-readable=): Use Enum and Var.
13638         (mips_code_readable_setting): New Enum and EnumValue entries.
13639         (mr10k-cache-barrier=): Use Enum and Var.
13640         (mips_r10k_cache_barrier_setting): New Enum and EnumValue entries.
13641
13642 2011-05-03  Jan Hubicka  <jh@suse.cz>
13643
13644         * cgraph.h (cgraph_node_set_def, varpool_node_set_def): Move out of GTY;
13645         replace hash by pointer map.
13646         (cgraph_node_set_element_def, cgraph_node_set_element,
13647         const_cgraph_node_set_element, varpool_node_set_element_def,
13648         varpool_node_set_element, const_varpool_node_set_element): Remove.
13649         (free_cgraph_node_set, free_varpool_node_set): New function.
13650         (cgraph_node_set_size, varpool_node_set_size): Use vector size.
13651         * tree-emutls.c: Free varpool node set.
13652         * ipa-utils.c (cgraph_node_set_new, cgraph_node_set_add,
13653         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
13654         debug_cgraph_node_set, free_cgraph_node_set, varpool_node_set_new,
13655         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
13656         dump_varpool_node_set, free_varpool_node_set, debug_varpool_node_set):
13657         Move here from ipa.c; implement using pointer_map
13658         * ipa.c (cgraph_node_set_new, cgraph_node_set_add,
13659         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
13660         debug_cgraph_node_set, varpool_node_set_new,
13661         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
13662         dump_varpool_node_set, debug_varpool_node_set):
13663         Move to ipa-uitls.c.
13664         * passes.c (ipa_write_summaries): Update.
13665
13666 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
13667
13668         From Mike Frysinger:
13669         * config/bfin/bfin.c (bfin_cpus[]): Add 0.4 for
13670         bf542/bf544/bf547/bf548/bf549.
13671
13672 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
13673
13674         * expmed.c (extract_bit_field_1): Remove write-only variable "icode".
13675
13676 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
13677
13678         From Bernd Schmidt:
13679         * config/bfin/bfin.md (MOVCC): New mode_macro.
13680         (mov<mode>cc_insn1, mov<mode>cc_insn2, mov<mode>cc): Renamed from
13681         movsicc_insn1, movsicc_insn2 and movsicc and macroized.  Remove
13682         comments from generated assembly.
13683
13684 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
13685
13686         From Bernd Schmidt
13687         * config/bfin/t-bfin (LIB1ASMFUNCS): Add muldi3 and umulsi3_highpart.
13688         * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add muldi3.
13689         * config/bfin/t-bfin-linux (LIB1ASMFUNCS): Add muldi3.
13690         * config/bfin/t-bfin-uclinux (LIB1ASMFUNCS): Add muldi3.
13691         * config/bfin/lib1funcs.asm (___muldi3): New function.
13692
13693 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
13694
13695         * config/stormy16/stormy16 (xstormy16_init_builtins): Call
13696         build_function_type_list instead of build_function_type.
13697         Rearrange initialization of `args' to do so.
13698
13699 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
13700
13701         * config/i386/i386.c (ix86_code_end): Call build_function_type_list
13702         instead of build_function_type.
13703
13704 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
13705
13706         * config/rs6000/rs6000.c (spe_init_builtins): Call
13707         build_function_type_list instead of build_function_type.
13708         (paired_init_builtins, altivec_init_builtins): Likewise.
13709         (builtin_function_type): Likewise.
13710
13711 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
13712
13713         * config/sh/sh.c (sh_media_init_builtins): Call
13714         build_function_type_list instead of build_function_type.
13715
13716 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
13717
13718         * config/sparc/sparc.c (sparc_file_end): Call
13719         build_function_type_list instead of build_function_type.
13720
13721 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
13722
13723         * config/alpha/alpha.c (alpha_init_builtins): Call
13724         build_function_type_list instead of build_function_type.
13725
13726 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
13727
13728         * config/xtensa/xtensa.c (xtensa_init_builtins): Call
13729         build_function_type_list instead of build_function_type.
13730
13731 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
13732
13733         * config/iq2000/i2000.c (iq2000_init_builtins): Call
13734         build_function_type_list instead of build_function_type.
13735         Delete `endlink' variable.
13736
13737 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
13738
13739         * config/avr/avr.c (avr_init_builtins): Call
13740         build_function_type_list instead of build_function_type.
13741
13742 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
13743
13744         * config/picochip/picochip.c (picochip_init_builtins): Call
13745         build_function_type_list instead of build_function_type.
13746         Delete `endlink' variable.
13747
13748 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
13749
13750         * config/bfin/bfin.c (bfin_init_builtins): Call
13751         build_function_type_list instead of build_function_type.
13752
13753 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
13754
13755         From Bernd Schmidt
13756         * config/bfin/bfin.md (rotrsi, rotlsi): Don't take INTVAL of anything
13757         that's not CONST_INT.  Seemingly redundant check is due to PR39768.
13758
13759 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
13760
13761         From Jie Zhang:
13762         * config/bfin/uclinux.h (LINK_GCC_C_SEQUENCE_SPEC): Make sure
13763         libbffastfp overrides libgcc when -mfast-fp.
13764
13765 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
13766
13767         Originally from Bernd Schmidt
13768         * config/bfin/uclinux.h (SUBTARGET_FDPIC_NOT_SUPPORTED): New macro.
13769         * config/bfin/bfin.c (override_options): Test it and error if
13770         TARGET_FDPIC.
13771
13772 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
13773
13774         Originally From Bernd Schmidt
13775         * config/bfin/bfin.c (override_options): Disable -fstack-limit for
13776         FD-PIC.
13777
13778 2011-05-03  Jeff Law  <law@redhat.com>
13779
13780         * tree-ssa-threadupdate.c (THREAD_TARGET): define.
13781         (remove_ctrl_stmt_and_useless_edges): Clear AUX field of outgoing edges.
13782         (craete_edge_and_update_destination_phis): Use THREAD_TARGET rather
13783         than accessing AUX field directly.  Free the AUX field before
13784         clearing it.
13785         (thread_block, thread_through_loop_header): Likewise.
13786         (thread_single_edge, mark_threaded_blocks): Likewise.
13787         (redirect_edges): Delay clearing the AUX field.  Free the AUX field.
13788         (register_jump_thread): Do not attempt to thread to a NULL edge.
13789
13790 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
13791
13792         * function.c (init_function_start): Call decide_function_section.
13793         * varasm.c (decide_function_section): New function.
13794         (assemble_start_function): When not using
13795         flag_reorder_blocks_and_partition, don't compute in_cold_section_p
13796         or first_function_block_is_cold.
13797         * rtl.h (decide_function_section): Declare.
13798
13799 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
13800             Jakub Jelinek  <jakub@redhat.com>
13801
13802         PR target/48774
13803         * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
13804         only succeed if req_mode is the same as set_mode.
13805
13806 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
13807
13808         * gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
13809         * genemit.c (gen_exp): Handle RETURN.
13810         * emit-rtl.c (verify_rtx_sharing): Likewise.
13811         (init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
13812         * rtl.c (copy_rtx): RETURN is shared.
13813         * rtl.h (enum global_rtl_index): Add GR_RETURN.
13814         (ret_rtx): New.
13815         * jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
13816         * config/s390/s390.c (s390_emit_epilogue): Likewise.
13817         * config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
13818         * config/cris/cris.c (cris_expand_return): Likewise.
13819         * config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
13820         * config/rs6000/rs6000.c (rs6000_make_savres_rtx,
13821         rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
13822         * config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
13823         * config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
13824         Likewise.
13825         * config/v850/v850.c (expand_epilogue): Likewise.
13826         * config/bfin/bfin.c (bfin_expand_call): Likewise.
13827         * config/arm/arm.md (epilogue): Likewise.
13828         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
13829         * config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
13830         variable to ret_reg.
13831
13832 2011-05-03  Richard Guenther  <rguenther@suse.de>
13833
13834         PR lto/48846
13835         * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
13836         Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
13837         * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
13838
13839 2011-05-03  Richard Guenther  <rguenther@suse.de>
13840
13841         * c-decl.c (grokdeclarator): Instead of looking at
13842         TREE_OVERFLOW check if the constant fits in the index type.
13843
13844 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
13845
13846         * config/arm/neon.md (vec_load_lanes<mode><mode>): New expanders,
13847         (vec_store_lanes<mode><mode>): Likewise.
13848
13849 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
13850
13851         * doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
13852         * optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
13853         convert_optab_index values.
13854         (vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
13855         * genopinit.c (optabs): Initialize the new optabs.
13856         * internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
13857         * internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
13858         (expand_STORE_LANES): New functions.
13859         * tree.h (build_array_type_nelts): Declare.
13860         * tree.c (build_array_type_nelts): New function.
13861         * tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
13862         (vect_model_load_cost): Likewise.
13863         (vect_store_lanes_supported, vect_load_lanes_supported)
13864         (vect_record_strided_load_vectors): Declare.
13865         * tree-vect-data-refs.c (vect_lanes_optab_supported_p)
13866         (vect_store_lanes_supported, vect_load_lanes_supported): New functions.
13867         (vect_transform_strided_load): Split out statement recording into...
13868         (vect_record_strided_load_vectors): ...this new function.
13869         * tree-vect-stmts.c (create_vector_array, read_vector_array)
13870         (write_vector_array, create_array_ref): New functions.
13871         (vect_model_store_cost): Add store_lanes_p argument.
13872         (vect_model_load_cost): Add load_lanes_p argument.
13873         (vectorizable_store): Try to use store-lanes functions for
13874         interleaved stores.
13875         (vectorizable_load): Likewise load-lanes and loads.
13876         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
13877         to vect_model_store_cost.
13878         (vect_build_slp_tree): Likewise vect_model_load_cost.
13879
13880 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
13881
13882         * hooks.h (hook_bool_mode_uhwi_false): Declare.
13883         * hooks.c (hook_bool_mode_uhwi_false): New function.
13884         * target.def (array_mode_supported_p): New hook.
13885         * doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
13886         * doc/tm.texi: Regenerate.
13887         * stor-layout.c (mode_for_array): New function.
13888         (layout_type): Use it.
13889         * config/arm/arm.c (arm_array_mode_supported_p): New function.
13890         (TARGET_ARRAY_MODE_SUPPORTED_P): Define.
13891
13892 2011-05-03  Eric Botcazou  <ebotcazou@adacore.com>
13893
13894         PR target/48723
13895         * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
13896         for -fstack-check if the size to allocate is negative.
13897
13898 2011-05-02  Lawrence Crowl  <crowl@google.com>
13899
13900         * timevar.h (timevar_cond_start): Remove unused POP_TIMEVAR_AND_RETURN.
13901         (timevar_cond_start): New for starting a timer only when it is not
13902         already running.
13903         (timevar_cond_stop): New for stopping a timer when it was not already
13904         running.
13905
13906         * timevar.c (timevar_stop): Enable start/stop timers to start again.
13907         (timevar_cond_start): New as above.
13908         (timevar_cond_stop): New as above.
13909
13910         * timevar.def: Add start/stop timers for compiler phases,
13911         TV_PHASE_SETUP, TV_PHASE_PARSING, TV_PHASE_DEFERRED, TV_PHASE_CGRAPH,
13912         TV_PHASE_DBGINFO (C), TV_PHASE_CHECK_DBGINFO (C++), TV_PHASE_GENERATE,
13913         and TV_PHASE_FINALIZE.
13914         Change push/pop timer TV_PARSE to TV_PARSE_GLOBAL.
13915         Add push/pop timers TV_PARSE_STRUCT, TV_PARSE_ENUM, TV_PARSE_FUNC,
13916         TV_PARSE_INLINE, TV_PARSE_INMETH, TV_TEMPLATE_INST.
13917         Change push/pop timer TV_NAME_LOOKUP into a start/stop timer.
13918         Make unused TV_OVERLOAD into a start/stop timer.
13919
13920         Remove unused timers TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION.
13921         Mark the strings for TV_NAME_LOOKUP and TV_OVERLOAD with a "|"
13922         to indicate that they are start/stop timers.
13923
13924         * toplev.c (compile_file): Change TV_PARSE to TV_PARSE_GLOBAL.
13925         Add start/stop timers TV_PHASE_PARSING and TV_PHASE_GENERATE.
13926         Move initialization to do_compile.
13927         (do_compile): Add initialization from above.
13928         Add start/stop timers TV_PHASE_SETUP and TV_PHASE_FINALIZE.
13929
13930         * c-decl.c (c_write_global_declarations): Add start/stop of
13931         TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_DBGINFO.
13932
13933         * c-parser.c (c_parser_declaration_or_fndef): Push/pop TV_PARSE_FUNC
13934         or TV_PARSE_INLINE, as appropriate.
13935         (c_parser_enum_specifier): Push/pop TV_PARSE_ENUM.
13936         (c_parser_struct_or_union_specifier): Push/pop TV_PARSE_STRUCT.
13937
13938 2011-05-02  Jason Merrill  <jason@redhat.com>
13939
13940         PR c++/40975
13941         * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
13942
13943 2011-05-02  Simon Martin  <simartin@users.sourceforge.net>
13944
13945         PR c/35445
13946         * c-decl.c (finish_decl): Only create a composite if the types are
13947         compatible.
13948
13949 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
13950
13951         * config/fr30/fr30-protos.h (Mmode): Don't define.
13952         * config/m32r/m32r-protos.h (Mmode): Don't define.  Expand
13953         definition where used.
13954         * config/mn10300/mn10300-protos.h (Mmode, Cstar, Rclas): Don't
13955         define.  Expand definitions where used.
13956         * config/rx/rx-protos.h (Mmode, Fargs, Rcode): Don't define.
13957         Expand definitions where used.
13958         * config/rx/rx.c (rx_is_legitimate_address, rx_function_arg_size,
13959         rx_function_arg, rx_function_arg_advance,
13960         rx_function_arg_boundary): Expand definitions of those macros.
13961         * config/v850/v850-protos.h (Mmode): Don't define.  Expand
13962         definition where used.
13963
13964 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
13965
13966         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
13967         reg<->xmm moves.
13968         (*mov<mode>_internal): Merge with *mov<mode>_internal_avx.
13969         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.  Merge
13970         with *movv2sf_internal_rex64_avx.
13971         (*movv2sf_internal): Merge with *movv2sf_internal_avx.
13972         * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
13973         Use %v prefix in insn mnemonic to handle TARGET_AVX.
13974         (*movdi_internal): Add "isa" attribute.  Use "maybe_vex" instead of
13975         "vex" in "prefix" attribute calculation.
13976         (*movdf_internal): Output AVX mnemonics.  Add "prefix" attribute.
13977
13978 2011-05-02  Stuart Henderson  <shenders@gcc.gnu.org>
13979
13980         PR target/47951
13981         * config/bfin/bfin.md (loop_end): Use matching constraints to ensure
13982         inputs match the output.
13983
13984 2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>
13985
13986         PR target/47955
13987         * config/m68k/m68k.c (m68k_expand_prologue): Set
13988         current_function_static_stack_size.
13989
13990 2011-05-02   Jan Hubicka  <jh@suse.cz>
13991
13992         * lto-streamer.c (lto_streamer_cache_insert_1,
13993         lto_streamer_cache_lookup, lto_streamer_cache_create,
13994         lto_streamer_cache_delete): Use pointer map instead of hashtable.
13995         * lto-streamer.h (lto_streamer_cache_d): Turn node_map into pointer_map.
13996
13997 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
13998
13999         * config/m68k/genopt.sh, config/m68k/m68k-isas.def,
14000         config/m68k/m68k-microarchs.def, config/m68k/m68k-opts.h,
14001         config/m68k/t-opts: New files.
14002         * config/m68k/m68k-tables.opt: New file (generated).
14003         * config.gcc (fido-*-*, m68k-*-*): Add m68k/m68k-tables.opt to
14004         extra_options and m68k/t-opts to tmake_file.
14005         * config/m68k/m68k.c (m68k_library_id_string): More to m68k.opt.
14006         (all_isas): Initialize using m68k-isas.def.
14007         (all_microarchs): Initialize using m68k-microarchs.def.
14008         (m68k_find_selection): Remove.
14009         (m68k_handle_option): Don't assert that global structures are in
14010         use.  Use error_at.  Access variables via opts pointer.  Don't
14011         handle -march=, -mcpu= and -mtune= here.  Set gcc_options fields
14012         directly for -m68020-40 and -m68020-60.
14013         (m68k_option_override): Set m68k_arch_entry, m68k_cpu_entry and
14014         m68k_tune_entry here.
14015         * config/m68k/m68k.h (enum uarch_type, enum target_device): Move
14016         to m68k-opts.h.
14017         (m68k_library_id_string): Remove declaration.
14018         * config/m68k/m68k.opt (config/m68k/m68k-opts.h): New HeaderInclude.
14019         (m68k_library_id_string): New Variable.
14020         (march=, mcpu=, mtune=): Use Enum and Var.
14021
14022 2011-05-02  Richard Guenther  <rguenther@suse.de>
14023
14024         * varasm.c (output_constructor_regular_field): Compute zero-based
14025         index with double-ints.  Make sure to ICE instead of producing
14026         wrong code.
14027         * cgraph.c (cgraph_add_thunk): Do not create new tree nodes
14028         in asserts.  Properly use a signed type.
14029
14030 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
14031
14032         * config/i386/sse.md (V): New mode iterator.
14033         (V_128): Rename from SSEMODE.  Make V2DF mode conditional on
14034         TARGET_SSE2.
14035         (V_256): Rename from AVX256MODE.
14036         (VF): Make V4SF mode unconditional.  Add TARGET_SSE instruction
14037         condition to all users.
14038         (VF1): Ditto.
14039         (VF2): Make V2DF mode unconditional.  Add TARGET_SSE2 instruction
14040         condition to all users.
14041         (VF_128): Make V4SF mode unconditional.
14042         (VF_256): Rename from AVX256MODEF2P.
14043         (VI4F_128): Rename from SSEMODE4S.
14044         (VI8F_128): Rename from SSEMODE2D.
14045         (VI4F_256): Rename from AVX256MODE8P.
14046         (VI8F_256): Rename from AVX256MODE4P.
14047         (avxsizesuffix): Add V16HI, V4DI, V8HI and V2DI modes.
14048         (ssescalarmodesuffix): Remove SF and DF modes.
14049         (SSEMODE124): Remove.
14050         (SSEMODE1248): Ditto.
14051         (SSEMODEF2P): Ditto.
14052         (AVXMODEF2P): Ditto.
14053         (AVXMODEFDP): Ditto.
14054         (AVXMODEFSP): Ditto.
14055         (VEC_EXTRACT_MODE): Make V16QI, V8HI, V4SI, V2DI, V4SF and V2DF modes
14056         unconditional.
14057         (VEC_EXTRACT_EVENODD_MODE): Rename from SSEMODE_EO.  Make V4SF mode
14058         unconditional.
14059         (xop_pcmov_<mode><avxsizesuffix>): Merge from xop_pcmov_<mode> and
14060         xop_pcmov_<mode>256.  Use V mode iterator.
14061
14062         Adjust RTX patterns globally for renamed mode attributes.
14063
14064 2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14065
14066         * haifa-sched.c (sched_emit_insn): Emit insn before first
14067         non-scheduled insn.  Inform back-end about new insn.  Add
14068         new insn to scheduled_insns list.
14069
14070 2011-05-02  Richard Guenther  <rguenther@suse.de>
14071
14072         PR tree-optimization/48822
14073         * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
14074         (process_scc): Indicate which iteration we start.
14075
14076 2011-05-02  Jan Hubicka  <jh@suse.cz>
14077
14078         * lto-section-in.c (lto_input_1_unsigned): Move to lto-streamer.h
14079         (lto_section_overrun): New.
14080         * lto-section-out.c (append_block): Rename to ...
14081         (lto_append_block): ... this one; export.
14082         (lto_output_1_stream): Move lto lto-streamer.h
14083         (lto_output_data_stream): Update.
14084         * lto-streamer.h (lto_section_overrun, lto_append_block): Declare.
14085         (lto_output_1_stream, lto_input_1_unsigned): Turn into inline
14086         functions.
14087
14088 2011-05-02  Richard Guenther  <rguenther@suse.de>
14089
14090         * tree.c (tree_code_counts): New global array.
14091         (record_node_allocation_statistics): Count individual tree codes.
14092         (dump_tree_statistics): Dump individual code stats.
14093
14094 2011-05-01  Jan Hubicka  <jh@suse.cz>
14095
14096         * ipa-inline.c (caller_growth_limits): Fix thinko when
14097         looking for largest stack frame.
14098         * ipa-inline.h (dump_inline_summary): Declare.
14099         * ipa-inline-analysis.c (dump_inline_edge_summary): Dump info
14100         on stack usage.
14101         (dump_inline_summary): Export.
14102         (debug_inline_summary): Declare as DEBUG_FUNCTION.
14103
14104 2011-05-01  Anatoly Sokolov  <aesok@post.ru>
14105
14106         * reginfo.c (memory_move_cost): Change rclass argument type form
14107         'enum reg_class' to reg_class_t.
14108         * reload.h (memory_move_cost): Update prototype.
14109         * postreload.c reload_cse_simplify_set): Change type dclass var to
14110         reg_class_t.
14111         * ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector):
14112         Update prototype.
14113         (ira_allocate_and_set_costs): Change aclass argument type form
14114         'enum reg_class' to reg_class_t.
14115         * ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector):
14116         Change aclass argument type to reg_class_t.
14117         (update_conflict_hard_reg_costs): Change type aclass and pref vars
14118         to reg_class_t.
14119         * gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust
14120         memory_move_cost call.
14121
14122         * config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and
14123         'to' local var. Rename from_i and to_i arguments to 'from' and 'to'.
14124         Change type tmp var to reg_class_t.
14125
14126 2011-04-30  Jan Hubicka  <jh@suse.cz>
14127
14128         * ipa-inline.c (can_inline_edge_p): Disregard limits when
14129         inlining into function with flatten attribute.
14130         (want_inline_small_function_p): Be more realistic about inlining
14131         cold calls where callee size grows.
14132
14133 2011-04-30  Jan Hubicka  <jh@suse.cz>
14134
14135         * cgraph.c (cgraph_create_virtual_clone): Clear constructor/destructor
14136         flags.
14137
14138 2011-04-30  Anatoly Sokolov  <aesok@post.ru>
14139
14140         * config/sparc/sparc.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
14141         PRINT_OPERAND_PUNCT_VALID_P): Remove.
14142         * config/sparc/sparc-protos.h (print_operand): Remove declaration.
14143         * config/sparc/sparc.c (TARGET_PRINT_OPERAND_PUNCT_VALID_P,
14144         TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
14145         (print_operand): Rename to...
14146         (sparc_print_operand): ...this. Make static. Adjust
14147         sparc_print_operand function call.
14148         (sparc_print_operand_punct_valid_p, sparc_print_operand_address): New
14149         functions.
14150
14151 2011-04-30  Jan Hubicka  <jh@suse.cz>
14152
14153         PR middle-end/48752
14154         * ipa-inline.c (early_inliner): Disable when doing late
14155         addition of function.
14156
14157 2011-04-30  Jakub Jelinek  <jakub@redhat.com>
14158
14159         * dwarf2out.c (get_address_mode): New inline.
14160         (mem_loc_descriptor): Add MEM_MODE parameter, adjust recursive calls,
14161         if not dwarf_strict emit
14162         DW_OP_GNU_{{const,regval,deref}_type,convert,reinterpret} when
14163         desirable.  Handle FLOAT_EXTEND, FLOAT_TRUNCATE, FLOAT,
14164         UNSIGNED_FLOAT, FIX and UNSIGNED_FIX.  Just return NULL for
14165         FMA, STRICT_LOW_PART, CONST_VECTOR and CONST_FIXED.
14166         (dwarf2out_frame_debug_cfa_expression, reg_loc_descriptor,
14167         dw_loc_list_1, cst_pool_loc_descr, loc_list_from_tree): Adjust
14168         mem_loc_descriptor callers.
14169         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
14170         output_loc_operands_raw, hash_loc_operands, compare_loc_operands):
14171         Handle DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
14172         DW_OP_GNU_deref_type, DW_OP_GNU_convert and DW_OP_GNU_reinterpret.
14173         (base_types): New variable.
14174         (get_base_type_offset, calc_base_type_die_sizes,
14175         base_type_for_mode, mark_base_types, base_type_cmp,
14176         move_marked_base_types): New functions.
14177         (calc_die_sizes): Assert that die_offset is 0 or equal to
14178         next_die_offset.
14179         (loc_descriptor): Only handle here lowpart SUBREGs of REG, for
14180         others defer to mem_loc_descriptor.  Adjust mem_loc_descriptor
14181         callers.  If not dwarf_strict, call mem_loc_descriptor even for
14182         non-MODE_INT modes or MODE_INT modes larger than DWARF2_ADDR_SIZE.
14183         (gen_subprogram_die): Don't give up on call site parameters
14184         with non-integral or large integral modes.  Adjust
14185         mem_loc_descriptor callers.
14186         (prune_unused_types): Call prune_unused_types_mark on base_types
14187         vector entries.
14188         (resolve_addr): Call mark_base_types.
14189         (dwarf2out_finish): Call move_marked_base_types.
14190
14191         PR tree-optimization/48809
14192         * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
14193         type.
14194         (gen_inbound_check): Don't compute index_expr - range_min in utype
14195         again, instead reuse SSA_NAME initialized in build_arrays.
14196         Remove two useless gsi_for_stmt calls.
14197
14198 2011-04-29  Jeff Law  <law@redhat.com>
14199
14200         * tree-ssa-threadedge.c (thread_across_edge): Add missing return.
14201
14202 2011-04-29  Martin Jambor  <mjambor@suse.cz>
14203
14204         * cgraph.h (cgraph_postorder): Remove declaration.
14205         * ipa-utils.h (ipa_free_postorder_info): Declare.
14206         (ipa_reverse_postorder): Likewise.
14207         * cgraphunit.c: Include ipa-utils.h.
14208         (cgraph_expand_all_functions): Update call to ipa_reverse_postorder.
14209         * ipa-inline.c: Include ipa-utils.h.
14210         (ipa_inline): Update call to ipa_reverse_postorder.
14211         * ipa-pure-const.c (propagate_pure_const): Update call to
14212         ipa_reduced_postorder and ipa_print_order.  Call
14213         ipa_free_postorder_info to clean up.
14214         (propagate_nothrow): Likewise.
14215         * ipa-reference.c (propagate): Removed a useless call to
14216         ipa_utils_reduced_inorder, updated a call to ipa_reduced_postorder
14217         and ipa_print_order.  Call ipa_free_postorder_info to clean up.
14218         * ipa.c: Include ipa-utils.h.
14219         (ipa_profile): Update call to ipa_reverse_postorder.
14220         (cgraph_postorder): Moved to...
14221         * ipa-utils.c (ipa_reverse_postorder): ...here and renamed.
14222         (ipa_utils_print_order): Renamed to ipa_print_order.
14223         (ipa_utils_reduced_inorder): Renamed to ipa_reduced_postorder. Updated
14224         comments.
14225         (ipa_free_postorder_info): New function.
14226         * passes.c: Include ipa-utils.h.
14227         (do_per_function_toporder): Update call to ipa_reverse_postorder.
14228         (ipa_write_summaries): Likewise.
14229         * Makefile.in (passes.o): Add IPA_UTILS_H to dependencies.
14230         (cgraphunit.o): Likewise.
14231         (ipa.o): Likewise.
14232         (ipa-inline.o): Likewise.
14233
14234 2011-04-29  Jan Hubicka  <jh@suse.cz>
14235
14236         * gcc.dg/tree-ssa/inline-10.c: New testcase.
14237         * gcc.dg/tree-ssa/inline-9.c: Disable partial inlining.
14238         * ipa-inline.h (clause_t): Turn into unsigned int.
14239         * ipa-inline-analysis.c (add_clause): Do more simplification.
14240         (and_predicates): Shortcut more cases.
14241         (predicates_equal_p): Move forward; check that clauses are properly
14242         ordered.
14243         (or_predicates): Shortcut more cases.
14244         (edge_execution_predicate): Rewrite as...
14245         (set_cond_stmt_execution_predicate): ... this function; handle
14246         __builtin_constant_p.
14247         (set_switch_stmt_execution_predicate): New .
14248         (compute_bb_predicates): New.
14249         (will_be_nonconstant_predicate): Update TODO.
14250         (estimate_function_body_sizes): Use compute_bb_predicates
14251         and free them later, always try to estimate if stmt is constant.
14252         (estimate_time_after_inlining, estimate_size_after_inlining):
14253         Gracefully handle optimized out edges.
14254         (read_predicate): Fix off by one error.
14255
14256 2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>
14257
14258         * Makefile.in (ENABLE_MAINTAINER_RULES): New.
14259
14260 2011-04-27  Xinliang David Li  <davidxl@google.com>
14261
14262         * tree-profile.c (init_ic_make_global_vars): Set
14263         tls attribute on ic vars.
14264         * coverage.c (coverage_end_function): Initialize
14265         function_list with zero.
14266
14267 2011-04-29  Richard Guenther  <rguenther@suse.de>
14268
14269         * builtins.c (fold_builtin_classify_type): Use integer_type_node
14270         for the type of the result.
14271         (fold_builtin_isascii): Likewise.
14272         (fold_builtin_toascii): Use integer_type_node where appropriate.
14273         (fold_builtin_logb): Likewise.
14274         (fold_builtin_frexp): Likewise.
14275         (fold_builtin_strstr): Likewise.
14276         (fold_builtin_strpbrk): Likewise.
14277         (fold_builtin_fputs): Likewise.
14278         (fold_builtin_sprintf): Likewise.
14279         (fold_builtin_snprintf): Likewise.
14280         (fold_builtin_printf): Likewise.
14281         (do_mpfr_remquo): Use a proper type for the assigned constant.
14282         (do_mpfr_lgamma_r): Likewise.
14283         * dwarf2out.c (resolve_one_addr): Use size_int.
14284         * except.c (init_eh): Likewise.
14285         (assign_filter_values): Use integer_type_node for filter values.
14286         (sjlj_emit_dispatch_table): Use integer_type_node for dispatch
14287         indices.
14288         * tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node
14289         for EH region numbers.
14290         * tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node
14291         for the shift amount.
14292
14293 2011-04-29  Richard Guenther  <rguenther@suse.de>
14294
14295         * expr.h (expand_shift): Rename to ...
14296         (expand_variable_shift): ... this.
14297         (expand_shift): Take a constant shift amount.
14298         * expmed.c (expand_shift): Rename to ...
14299         (expand_variable_shift): ... this.
14300         (expand_shift): New wrapper around expand_variable_shift.
14301         * expr.c (convert_move, emit_group_load_1, emit_group_store,
14302         optimize_bitfield_assignment_op, store_field, expand_expr_real_2,
14303         expand_expr_real_1, reduce_to_bit_field_precision): Adjust.
14304         * expmed.c (store_fixed_bit_field, extract_bit_field_1,
14305         extract_fixed_bit_field, extract_split_bit_field, expand_mult_const,
14306         expand_mult, expand_widening_mult, expand_mult_highpart_adjust,
14307         extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore,
14308         emit_store_flag_1, emit_store_flag): Likewise.
14309         * builtins.c (expand_builtin_signbit): Likewise.
14310         * calls.c (load_register_parameters): Likewise.
14311         * function.c (assign_parm_setup_block): Likewise.
14312         * lower-subreg.c (resolve_shift_zext): Likewise.
14313         * optabs.c (widen_bswap, expand_abs_nojump,
14314         expand_one_cmpl_abs_nojump, expand_float): Likewise.
14315         * spu/spu.c (spu_expand_extv): Likewise.
14316         * sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
14317
14318 2011-04-29  Richard Guenther  <rguenther@suse.de>
14319
14320         * tree-inline.c (remap_eh_region_tree_nr): Use integer_type_node
14321         for the remapped region number.
14322         * predict.c (build_predict_expr): Use integer_type_node for the
14323         predict kind.
14324         * fold-const.c (fold_binary_loc): Use integer_type_node for
14325         the shift amount.  Use a proper type for the PLUS_EXPR operand.
14326
14327 2011-04-29  Michael Matz  <matz@suse.de>
14328
14329         * lto-streamer.c (lto_streamer_cache_insert_1): Accept to override
14330         other trees that just builtins.
14331         (lto_record_common_node): Don't leave NULL TYPE_CANONICAL.
14332
14333 2011-04-29  Richard Guenther  <rguenther@suse.de>
14334
14335         * tree-nested.c (get_trampoline_type): Use size_int.
14336         (get_nl_goto_field): Likewise.
14337         * tree-eh.c (lower_try_finally_switch): Use integer_type_node
14338         for all indexes.
14339         (lower_eh_constructs_2): Likewise.
14340         (lower_resx): Likewise.
14341         (lower_eh_dispatch): Likewise.
14342         * tree-mudflap.c (mf_build_string): Use size_int.
14343         (mudflap_register_call): Use integer_type_node for the flag.
14344         (mudflap_enqueue_constant): Use size_int.
14345         * tree-chrec.c (reset_evolution_in_loop): Copy CHREC_VAR
14346         instead of rebuilding it.
14347
14348 2011-04-29  Richard Guenther  <rguenther@suse.de>
14349
14350         * tree-ssa-structalias.c (get_fi_for_callee): Restructure.
14351         Handle OBJ_TYPE_REF.
14352         (find_func_aliases_for_call): Use it more consistently.
14353
14354 2011-04-29  Alexandre Oliva  <aoliva@redhat.com>
14355
14356         * haifa-sched.c (last_nondebug_scheduled_insn): New.
14357         (rank_for_schedule): Use it.
14358         (schedule_block): Set it.
14359
14360 2011-04-28  David Li  <davidxl@google.com>
14361
14362         * tree.c (crc32_string): Use crc32_byte.
14363         (crc32_byte): New function.
14364         * tree.h (crc32_byte): New function.
14365         * gcov.c (read_graph_file): Handle new cfg_cksum.
14366         (read_count_file): Ditto.
14367         * profile.c (instrument_values): Ditto.
14368         (get_exec_counts): Ditto.
14369         (read_profile_edge_counts): Ditto.
14370         (compute_branch_probabilities): Ditto.
14371         (compute_value_histograms): Ditto.
14372         (branch_prob): Ditto.
14373         (end_branch_prob): Ditto.
14374         * coverage.c (read_counts_file): Ditto.
14375         (get_coverage_counts): Ditto.
14376         (tree_coverage_counter_addr): Ditto.
14377         (coverage_checksum_string): Ditto.
14378         (coverage_begin_output): Ditto.
14379         (coverage_end_function): Ditto.
14380         (build_fn_info_type): Ditto.
14381         (build_fn_info_value): Ditto.
14382         * libgcov.c (gcov_exit): Ditto.
14383         * gcov-dump.c (tag_function): Ditto.
14384         (compute_checksum): Remove.
14385
14386 2011-04-29  Alan Modra  <amodra@gmail.com>
14387
14388         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
14389         unspec plus offset.  Tidy macho code.
14390
14391 2011-04-29  Martin Jambor  <mjambor@suse.cz>
14392
14393         * cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
14394         node instead of a decl.  Update all callers.
14395         * cgraph.h: Update declaration.
14396
14397 2011-04-28  Ira Rosen  <ira.rosen@linaro.org>
14398
14399         PR tree-optimization/48765
14400         * tree-vectorizer.h (vect_make_slp_decision): Return bool.
14401         * tree-vect-loop.c (vect_analyze_loop_operations): Add new argument
14402         to indicate if loop aware SLP is being used.  Scan the statements
14403         and update the vectorization factor according to the type of
14404         vectorization before statement analysis.
14405         (vect_analyze_loop_2): Get a return value from vect_make_slp_decision,
14406         pass it to vect_analyze_loop_operations.
14407         (vectorizable_reduction): Set number of copies to 1 in case of pure
14408         SLP statement.
14409         * tree-vect-stmts.c (vectorizable_conversion,
14410         vectorizable_assignment, vectorizable_shift,
14411         vectorizable_operation, vectorizable_type_demotion,
14412         vectorizable_type_promotion, vectorizable_store, vectorizable_load):
14413         Likewise.
14414         (vectorizable_condition): Move the check that it is not SLP
14415         vectorization before the number of copies check.
14416         * tree-vect-slp.c (vect_make_slp_decision): Return TRUE if decided
14417         to vectorize the loop using SLP.
14418
14419 2011-04-28  Jakub Jelinek  <jakub@redhat.com>
14420
14421         PR middle-end/48597
14422         * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
14423         inline asm.
14424
14425 2011-04-28  Joseph Myers  <joseph@codesourcery.com>
14426
14427         * config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |
14428         *-*-kopensolaris*-gnu): Don't define SINGLE_LIBC.
14429         (i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
14430         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
14431         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Don't use
14432         linux*.h headers.
14433         * config/gnu-user.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Define.
14434         * config/i386/gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
14435         * config/i386/kfreebsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
14436         * config/i386/knetbsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
14437         * config/i386/kopensolaris-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
14438         * config/i386/linux-unwind.h (x86_fallback_frame_state): Don't use
14439         REG_NAME.
14440         * config/i386/linux.h (REG_NAME): Don't define.
14441         * config/i386/linux64.h (REG_NAME): Don't define.
14442         * config/linux.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS):
14443         Undefine before defining.
14444
14445 2011-04-28  Jan Hubicka  <jh@suse.cz>
14446
14447         * ipa-inline-analysis.c (will_be_nonconstant_predicate): Take
14448         nonconstant_names array.
14449         (estimate_function_body_sizes): Build nonconstant_names array; handle
14450         BUILT_IN_CONSTANT_P.
14451
14452 2011-04-28  Richard Guenther  <rguenther@suse.de>
14453
14454         PR bootstrap/48804
14455         Revert
14456         2011-04-28  Richard Guenther  <rguenther@suse.de>
14457
14458         * tree-ssa-structalias.c (solve_constraints): Build succ graph
14459         as late as possible.
14460
14461 2011-04-28  Richard Guenther  <rguenther@suse.de>
14462
14463         * tree-ssa-structalias.c (dump_constraint): Don't end the line.
14464         (debug_constraint): Do it here.
14465         (dump_constraints): And here.
14466         (rewrite_constraints): And here.
14467         (dump_constraint_edge): Remove.
14468         (dump_constraint_graph): Rewrite to produce DOT output.
14469         (solve_constraints): Build succ graph as late as possible.
14470         Dump constraint graphs before and after solving.
14471
14472 2011-04-28  Richard Guenther  <rguenther@suse.de>
14473
14474         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
14475         New function split out from ...
14476         (find_func_aliases): ... here.  Call it.
14477         (find_func_aliases_for_call): Likewise.
14478
14479 2011-04-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
14480
14481         * internal-fn.h (internal_fn_name_array): Declare.
14482         (internal_fn_flags_array): Likewise.
14483
14484 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
14485
14486         * config/i386/i386.md (ssemodesuffix):  Merge with ssevecsize,
14487         ssemodefsuffix, ssescalarmodesuffix and avxmodesuffixp.
14488         Move from sse.md.
14489         (ssemodefsuffix): Remove.
14490         (ssevecmodesuffix): New mode attribute.
14491         (fix_trunc<mode>di_sse, fix_trunc<mode>si_sse,
14492         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
14493         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
14494         *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
14495         *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit, setcc_<mode>_sse,
14496         *sqrt<mode>2_sse, sse4_1_round<mode>2, <smaxmin:code><mode>3,
14497         *ieee_smin<mode>3, *ieee_smax<mode>3): Adjust assembler templates for
14498         ssemodesuffix mode attribute.
14499         (float splitters): Use ssevecmodesuffix mode attribute.
14500         * config/i386/sse.md (ssescalarmode): Merge with avxscalarmode.
14501         (sseinsmode): Rename from avxvecmode.
14502         (avxsizesuffix): Rename from avxmodesuffix.
14503         (sseintvecmode): Rename from avxpermvecmode.
14504         (ssedoublevecmode): Rename from ssedoublesizemode.
14505         (ssehalfvecmode): Rename from avxhalfvecmode.
14506         (ssescalarmode): Rename from avxscalarmode.
14507         (<sse>_comi, <sse>_ucomi, sse4a_movnt<mode>): Adjust assembler
14508         templates for ssemodesuffix mode attribute.
14509         (*andnot<mode>3, *<any_logic:code><mode>3): Use ssevecmodesuffix
14510         mode attribute.
14511
14512         Adjust RTX patterns globally for renamed mode attributes.
14513
14514 2011-04-27  Jan Hubcika  <jh@suse.cz>
14515
14516         * ipa-inline.h (struct inline_edge_summary): Add predicate pointer.
14517         * ipa-inline-analysis.c: Include alloc-pool.h.
14518         (edge_predicate_pool): New.
14519         (trye_predicate_p): New function
14520         (false_predicate_p): New function.
14521         (add_clause): Sanity check that false clauses are "optimized";
14522         never add clauses to predicate that is already known to be false.
14523         (and_predicate): Use flase_predicate_p.
14524         (evaulate_predicate): Rename to ...
14525         (evaluate_predicate): ... this one; update all callers; assert
14526         that false is not listed among possible truths.
14527         (dump_predicate): Use true_predicate_p.
14528         (account_size_time): Use false_predicate_p.
14529         (evaulate_conditions_for_edge): Rename to ...
14530         (evaluate_conditions_for_edge) ... this one.
14531         (edge_set_predicate): New function.
14532         (inline_edge_duplication_hook): Duplicate edge predicates.
14533         (inline_edge_removal_hook): Free edge predicates.
14534         (dump_inline_edge_summary): Add INFO parameter; dump edge predicates.
14535         (dump_inline_summary): Update.
14536         (estimate_function_body_sizes): Set edge predicates.
14537         (estimate_calls_size_and_time): Handle predicates.
14538         (estimate_callee_size_and_time): Update.
14539         (remap_predicate): Add toplev_predicate; update comment.
14540         (remap_edge_predicates): New function.
14541         (inline_merge_summary): Compute toplev predicate; update.
14542         (read_predicate): New function.
14543         (read_inline_edge_summary): Use it.
14544         (inline_read_section): Likewise.
14545         (write_predicate): New function.
14546         (write_inline_edge_summary): Use it.
14547         (inline_write_summary): Likewise.
14548         (inline_free_summary): Free alloc pool and edge summary vec.
14549
14550 2011-04-27  Richard Guenther  <rguenther@suse.de>
14551
14552         * tree-ssa-structalias.c (changed_count): Remove.
14553         (changed): Use a bitmap.
14554         (unify_nodes): Adjust.
14555         (do_sd_constraint): Likewise.
14556         (do_ds_constraint): Likewise.
14557         (do_complex_constraint): Likewise.
14558         (solve_graph): Likewise.
14559
14560 2011-04-27  Jan Hubicka  <jh@suse.cz>
14561
14562         * cgraphunit.c (cgraph_process_new_functions): Fix ordering issue.
14563
14564 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
14565
14566         * config/i386/predicates.md (avx_vpermilp_*_operand): Remove.
14567         (avx_vperm2f128_*_operand): Ditto.
14568         * config/i386/sse.md (*avx_vpermilp<mode>): Remove operand2 predicate.
14569         Use avx_vpermilp_parallel in insn condition.
14570         (*avx_vperm2f128<mode>_nozero): Remove operand3 predicate.
14571         Use avx_vperm2f128_parallel in insn condition.
14572
14573 2011-04-27  Richard Guenther  <rguenther@suse.de>
14574
14575         * Makefile.in (tree-ssa-structalias.o): Remove
14576         gt-tree-ssa-structalias.h dependency.
14577         (GTFILES): Remove tree-ssa-structalias.c.
14578         * tree.c (allocate_decl_uid): New function.
14579         (make_node_stat): Use it.
14580         (copy_node_stat): Likewise.
14581         * tree.h (allocate_decl_uid): Declare.
14582         * tree-ssa-alias.h (delete_alias_heapvars): Remove.
14583         * tree-ssa.c (delete_tree_ssa): Do not call delete_alias_heapvars.
14584         * tree-flow.h (struct var_ann_d): Remove is_heapvar flag.
14585         * tree-ssa-live.c (remove_unused_locals): Do not check is_heapvar flag.
14586         * tree-ssa-structalias.c (heapvar_for_stmt): Remove.
14587         (struct heapvar_map): Likewise.
14588         (heapvar_map_eq, heapvar_map_hash, heapvar_lookup,
14589         heapvar_insert): Likewise.
14590         (make_heapvar_for): Rename to ...
14591         (make_heapvar): ... this.  Simplify.
14592         (fake_var_decl_obstack): New global var.
14593         (build_fake_var_decl): New function.
14594         (make_constraint_from_heapvar): Adjust.
14595         (handle_lhs_call): Likewise.
14596         (create_function_info_for): Likewise.
14597         (intra_create_variable_infos): Likewise.
14598         (init_alias_vars): Allocate fake_var_decl_obstack.
14599         (init_alias_heapvars, delete_alias_heapvars): Remove.
14600         (compute_points_to_sets): Do not call init_alias_heapvars.
14601         (ipa_pta_execute): Likewise.
14602         (delete_points_to_sets): Free fake_var_decl_obstack.
14603
14604 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14605
14606         * config/spu/divmovti4.c (union qword_UTItype): New data type.
14607         (si_from_UTItype, si_to_UTItype): New functions.
14608         (__udivmodti4): Use them to implement type-punning.
14609         * config/spu/multi3.c (union qword_TItype): New data type.
14610         (si_from_TItype, si_to_TItype): New functions.
14611         (__multi3): Use them to implement type-punning.
14612
14613 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14614
14615         * config/spu/spu.c (spu_expand_epilogue): Do not emit barrier.
14616
14617 2011-04-27  Jan Hubicka  <jh@suse.cz>
14618
14619         * ipa-prop.c (function_insertion_hook_holder): New holder.
14620         (ipa_add_new_function): New function.
14621         (ipa_register_cgraph_hooks, ipa_unregister_cgraph_hooks):
14622         Register/deregister holder.
14623
14624 2011-04-27  Richard Guenther  <rguenther@suse.de>
14625
14626         PR tree-optimization/48772
14627         * tree-ssa-pre.c (eliminate): Update call stmts after elimination only.
14628
14629 2011-04-27  Richard Guenther  <rguenther@suse.de>
14630
14631         * tree-ssa-alias.c (indirect_refs_may_alias_p): Fix
14632         TARGET_MEM_REF handling.
14633
14634 2011-04-27  Nick Clifton  <nickc@redhat.com>
14635
14636         * config/frv/frv.h (enum reg_class): Delete EVEN_ACC_REGS,
14637         ACC_REGS, FEVEN_REGS, FPR_REGS, EVEN_REGS.
14638         (REG_CLASS_NAMES): Likewise.
14639         (REG_CLASS_CONTENTS): Likewise.
14640         (EVEN_ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
14641         (ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
14642         (FEVEN_REGS): New macro.  Alias for QUAD_ACC_REGS.
14643         (FPR_REGS): New macro.  Alias for QUAD_ACC_REGS.
14644         (EVEN_REGS): New macro.  Alias for QUAD_REGS.
14645         * config/frv/frv.c (frv_secondary_reload_class): Remove use of
14646         duplicate register classes.
14647         (frv_class_likely_spilled_p): Likewise.
14648         (frv_register_move_cost): Likewise.
14649
14650         * config/mcore/mcore.h (REGNO_REG_CLASS): Do not index beyond the
14651         end of the regno_reg_class array.
14652
14653 2011-04-27  Jakub Jelinek  <jakub@redhat.com>
14654
14655         PR c/48742
14656         * c-typeck.c (build_binary_op): Don't wrap arguments if
14657         int_operands is true.
14658
14659 2011-04-26  Kaz Kojima  <kkojima@gcc.gnu.org>
14660
14661         PR target/48767
14662         * config/sh/sh.c (sh_gimplify_va_arg_expr): Don't call
14663         targetm.calls.must_pass_in_stack for void type.
14664
14665 2011-04-26  Jan Hubicka  <jh@suse.cz>
14666
14667         * cgraphbuild.c (build_cgraph_edges): Update call
14668         of cgraph_create_edge and cgraph_create_indirect_edge.
14669         * cgraph.c (cgraph_create_edge_including_clones,
14670         cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
14671         cgraph_update_edges_for_call_stmt_node): Do not take nest
14672         argument; do not initialize call_stmt_size/time.
14673         (dump_cgraph_node): Do not dump nest.
14674         (cgraph_clone_edge): Do not take loop_nest argument;
14675         do not propagate it; do not clone call_stmt_size/time.
14676         (cgraph_clone_node): Likewise.
14677         (cgraph_create_virtual_clone): Update.
14678         * cgraph.h (struct cgraph_edge): Remove
14679         call_stmt_size/call_stmt_time/loop_nest.
14680         (cgraph_create_edge, cgraph_create_indirect_edge,
14681         cgraph_create_edge_including_clones, cgraph_clone_node): Update
14682         prototype.
14683         * tree-emutls.c (gen_emutls_addr): Update.
14684         * ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
14685         loop_nest; handle indirect calls, too.
14686         (clone_inlined_nodes): Do not care about updating inline summaries.
14687         * cgraphunit.c (cgraph_copy_node_for_versioning): Update.
14688         * lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
14689         stream call_stmt_size/call_stmt_time/loop_nest.
14690         * ipa-inline.c (edge_badness): Update.
14691         (ipa_inline): dump summaries after inlining.
14692         * ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
14693         New.
14694         (inline_edge_summary): New function.
14695         * ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
14696         (inline_edge_removal_hook): Handle edge summaries.
14697         (inline_edge_duplication_hook): New hook.
14698         (inline_summary_alloc): Alloc hooks.
14699         (initialize_growth_caches): Do not register removal hooks.
14700         (free_growth_caches); Do not free removal hook.
14701         (dump_inline_edge_summary): New function.
14702         (dump_inline_summary): Use it.
14703         (estimate_function_body_sizes, estimate_edge_size_and_time): Update.
14704         (inline_update_callee_summaries): New function.
14705         (inline_merge_summary): Use it.
14706         (do_estimate_edge_time, do_estimate_edge_growth): Update.
14707         (read_inline_edge_summary): New function.
14708         (inline_read_section): Use it.
14709         (write_inline_edge_summary): New function.
14710         (inline_write_summary): Use it.
14711         (inline_free_summary): Free edge new holders.
14712         * tree-inline.c (copy_bb): Update.
14713
14714 2011-04-26  Jason Merrill  <jason@redhat.com>
14715
14716         * tree-eh.c (lower_try_finally_switch): Create the label along with
14717         the CASE_LABEL_EXPR.
14718
14719 2011-04-26  David S. Miller  <davem@davemloft.net>
14720             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14721
14722         * configure.ac (gcc_cv_as_sparc_gotdata_op): Specify alignment.
14723         * configure: Regenerate.
14724
14725 2011-04-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
14726
14727         PR target/48258
14728         * config/rs6000/vector.md (UNSPEC_REDUC): New unspec for vector
14729         reduction.
14730         (VEC_reduc): New code iterator and splitters for vector reduction.
14731         (VEC_reduc_name): Ditto.
14732         (VEC_reduc_rtx): Ditto.
14733         (reduc_<VEC_reduc_name>_v2df): Vector reduction expanders for VSX.
14734         (reduc_<VEC_reduc_name>_v4sf): Ditto.
14735
14736         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
14737         support for extracting SF on VSX.
14738
14739         * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): New insn for
14740         generating xscvspdp.
14741         (vsx_extract_v4sf): New insn to extract SF from V4SF vector.
14742         (vsx_reduc_<VEC_reduc_name>_v2df): New insns and splitters for
14743         double add, minimum, maximum vector reduction.
14744         (vsx_reduc_<VEC_reduc_name>_v4sf): Ditto.
14745         (vsx_reduc_<VEC_reduc_name>_v2df2_scalar): New combiner insn to
14746         optimize double vector reduction.
14747         (vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Ditto.
14748
14749 2011-04-26  Joseph Myers  <joseph@codesourcery.com>
14750
14751         * config/fr30/fr30.h (inhibit_libc): Don't define.
14752         * config/m32r/m32r-protos.h: Correct comment.
14753         * config/v850/v850.h (GHS_default_section_names,
14754         GHS_current_section_names): Use tree, not union tree_node *.
14755
14756 2011-04-26  Xinliang David Li  <davidxl@google.com>
14757
14758         * tree-ssa-uninit.c (warn_uninitialized_phi): Pass warning code.
14759         * c-family/c-opts.c (c_common_handle_option): Set
14760         warn_maybe_uninitialized.
14761         * opts.c (common_handle_option): Ditto.
14762         * common.opt:  New option.
14763         * tree-ssa.c (warn_uninit): Add one more parameter.
14764         (warn_uninitialized_var): Pass warning code.
14765         * tree-flow.h: Interface change.
14766
14767 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14768
14769         * config/mips/iris6.h (LOCAL_LABEL_PREFIX): Don't test TARGET_NEWABI.
14770         (WINT_TYPE_SIZE): Use INT_TYPE_SIZE.
14771         (TARGET_OS_CPP_BUILTINS): Remove TARGET_IRIX6 guards.
14772
14773 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14774
14775         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
14776         * config/mips/mips.opt (mmips-tfile): Remove.
14777
14778         * doc/install.texi (Specific, mips-*-*): Move mips-tfile,
14779         mips-tdump reference to ...
14780         (Specific, alpha*-dec-osf5.1): ... here.  Adapt for Tru64 UNIX.
14781         * doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
14782         reference by Tru64 UNIX.
14783
14784 2011-04-26  Jakub Jelinek  <jakub@redhat.com>
14785
14786         PR debug/48768
14787         * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
14788         is error_mark_node, set value to NULL.
14789
14790         PR tree-optimization/48734
14791         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
14792         if return value from maybe_fold_*_comparsions isn't something
14793         the code is prepared to handle.
14794
14795 2011-04-26  Uros Bizjak  <ubizjak@gmail.com>
14796
14797         * config/i386/predicates.md (ext_QIreg_operand): Remove extra
14798         mode check.
14799         (ext_QIreg_nomode_operands): Remove.
14800         * config/i386/i386.md (*anddi_1): Use ext_QIreg_operand.
14801         (*andsi_1): Ditto.
14802         (*andhi_1): Ditto.
14803
14804 2011-04-26  Andrew Stubbs  <ams@codesourcery.com>
14805
14806         * config/arm/arm.c (arm_gen_constant): Remove can_negate_initial.
14807
14808 2011-04-26  Richard Guenther  <rguenther@suse.de>
14809
14810         * c-typeck.c (build_unary_op): Do not expand array-refs via
14811         pointer arithmetic.  Only adjust qualifiers for function types.
14812
14813 2011-04-26  Richard Guenther  <rguenther@suse.de>
14814
14815         PR middle-end/48694
14816         * tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
14817         * fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
14818         compare the operands with OEP_CONSTANT_ADDRESS_OF.  Treat trees
14819         with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF is set.
14820
14821 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
14822
14823         * doc/extend.texi: Document __underlying_type.
14824
14825 2011-04-25  Segher Boessenkool  <segher@kernel.crashing.org>
14826
14827         * config/rs6000/titan.md (automata_option "progress"): Remove.
14828
14829 2011-04-25  Jeff Law  <law@redhat.com>
14830
14831         * tree-vrp.c (identify_jump_threads): Handle GIMPLE_SWITCH too.
14832
14833 2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
14834
14835         * system.h (ENUM_BITFIELD): Remove.
14836
14837 2011-04-25  Maxim Kuvyrkov  <maxim@codesourcery.com>
14838             Eric Botcazou  <ebotcazou@adacore.com>
14839
14840         * combine.c (combine_simplify_rtx): Avoid mis-simplifying conditionals
14841         for STORE_FLAG_VALUE==-1 case.
14842
14843 2011-04-24  Richard Sandiford  <richard.sandiford@linaro.org>
14844
14845         PR target/43804
14846         * config/m68k/constraints.md (T): Allow PIC operands that satisfy
14847         LEGITIMATE_PIC_OPERAND_P.
14848
14849 2011-04-24  Jan Hubicka  <jh@suse.cz>
14850
14851         * ipa-prop.c (ipa_propagate_indirect_call_infos): Remove obsolette
14852         WPA hack.
14853         * ipa-prop.h (ipa_get_param, ipa_is_param_used,
14854         ipa_param_cannot_devirtualize_p, ipa_param_types_vec_empty,
14855         ipa_get_ith_jump_func, ipa_get_lattice): Fortify array bounds.
14856         * ipa-inline-analysis.c (add_clause): Fix clause ordering.
14857         (and_predicates, or_predicates, predicates_equal_p, evaulate_predicate):
14858         Sanity check predicate length.
14859         (remap_predicate): Likewise; sanity check jump functions.
14860         (inline_read_section, inline_write_summary): Sanity check
14861         predicate length.
14862
14863 2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
14864
14865         PR other/48748
14866         * doc/extend.texi (Type Traits): Document __is_standard_layout,
14867         __is_literal_type, and __is_trivial; update throughout about
14868         possibly cv-qualified void types.
14869
14870 2011-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
14871
14872         * doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
14873         testsuite and make it version agnostic.
14874
14875 2011-04-22  Jan Hubicka  <jh@suse.cz>
14876
14877         * ipa-inline-analysis.c (inline_write_summary): Fix thinko.
14878
14879 2011-04-23  Jakub Jelinek  <jakub@redhat.com>
14880
14881         PR c/48685
14882         * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
14883         to VOID_TYPE even around MODIFY_EXPR.
14884
14885 2011-04-22  Mike Stump  <mikestump@comcast.net>
14886
14887         * gensupport.c (read_md_rtx): Fix typo in comment.
14888         * config/cris/cris.opt (moverride-best-lib-options): Fix typo in
14889         comment.
14890
14891 2011-04-22  Jan Hubicka  <jh@suse.cz>
14892
14893         * gengtype.c (open_base_files): Add ipa-inline.h include.
14894         * ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to
14895         ipa-prop.c; update all uses.
14896         * ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
14897         * ipa-inline-transform.c (inline_call): Use inline_merge_summary to
14898         merge summary of inlined function into former caller.
14899         * ipa-inline.c (max_benefit): Remove.
14900         (edge_badness): Compensate for removal of benefits.
14901         (update_caller_keys): Use
14902         reset_node_growth_cache/reset_edge_growth_cache.
14903         (update_callee_keys): Likewise.
14904         (update_all_callee_keys): Likewise.
14905         (inline_small_functions): Do not collect max_benefit; do not reset
14906         estimated_growth; call free_growth_caches and initialize_growth_caches.
14907         * ipa-inline.h (struct condition, type clause_t, struct predicate,
14908         struct size_time_entry): New structures.
14909         (INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
14910         (inline_summary): Remove size_inlining_benefit, time_inlining_benefit
14911         and estimated_growth.
14912         (edge_growth_cache_entry): New structure.
14913         (node_growth_cache, edge_growth_cache): New global vars.
14914         (estimate_growth): Turn into inline.
14915         (inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
14916         initialize_growth_caches, free_growth_caches): Declare.
14917         (estimate_edge_growth): Rewrite.
14918         (estimate_edge_time): Implement as inline cache lookup.
14919         (reset_node_growth_cache, reset_edge_growth_cache): New inline
14920         functions.
14921         (MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
14922         (NUM_CONDITIONS): New constant.
14923         (predicate_conditions): New enum.
14924         (IS_NOT_CONSTANT): New constant.
14925         (edge_removal_hook_holder): New var.
14926         (node_growth_cache, edge_growth_cache): New global vars.
14927         (true_predicate, single_cond_predicate, false_predicate,
14928         not_inlined_predicate, add_condition, add_clause, and_predicates,
14929         or_predicates, predicates_equal_p, evaulate_predicate, dump_condition,
14930         dump_clause, dump_predicate, account_size_time,
14931         evaulate_conditions_for_edge): New functions.
14932         (inline_summary_alloc): Move to heap.
14933         (inline_node_removal_hook): Clear condition and entry vectors.
14934         (inline_edge_removal_hook): New function.
14935         (initialize_growth_caches, free_growth_caches): New function.
14936         (dump_inline_summary): Update.
14937         (edge_execution_predicate): New function.
14938         (will_be_nonconstant_predicate): New function.
14939         (estimate_function_body_sizes): Compute BB and constantness predicates.
14940         (compute_inline_parameters): Do not clear estimated_growth.
14941         (estimate_edge_size_and_time): New function.
14942         (estimate_calls_size_and_time): New function.
14943         (estimate_callee_size_and_time): New function.
14944         (remap_predicate): New function.
14945         (inline_merge_summary): New function.
14946         (do_estimate_edge_time): New function based on...
14947         (estimate_edge_time): ... this one.
14948         (do_estimate_edge_growth): New function.
14949         (do_estimate_growth): New function based on....
14950         (estimate_growth): ... this one.
14951         (inline_analyze_function): Analyze after deciding on jump functions.
14952         (inline_read_section): New function.
14953         (inline_read_summary): Use it.
14954         (inline_write_summary): Write all the new data.
14955         * ipa-prop.c (ipa_get_param_decl_index): Export.
14956         (ipa_lattice_from_jfunc): Move here from ipa-cp.c
14957         * ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc):
14958         Declare.
14959         (ipa_get_lattice): Move here from ipa-cp.c
14960         * Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
14961         * params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
14962         * cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
14963         cgraph_edge_inlinable_p): Remove.
14964         * cgraphunit.c: Include ipainline.h
14965         (cgraph_process_new_functions): Update call of
14966         compute_inline_parameters.
14967
14968 2011-04-22  Richard Guenther  <rguenther@suse.de>
14969
14970         * tree.c (build_int_cst): Properly create canonicalized integer
14971         constants.
14972         (build_int_cst_type): Remove scary comments.
14973
14974 2011-04-22  Xinliang David Li  <davidxl@google.com>
14975
14976         * toplev.c (process_options): Enable -Werror=coverage-mismatch
14977         by default when -Wno-error is not specified.
14978         * opts-global.c (decode_options): Remove call to
14979         control_warning_options.
14980
14981 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
14982
14983         PR tree-optimization/48717
14984         * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
14985         ~A + A optimizations use build_int_cst_type instead of build_int_cst.
14986
14987 2011-04-22  Joseph Myers  <joseph@codesourcery.com>
14988
14989         * config/bfin/bfin-protos.h (Mmode): Don't define.  Expand
14990         definition where used.
14991
14992 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
14993
14994         PR c/48716
14995         * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
14996         TREE_STATIC variables declared inside of some OpenMP construct.
14997
14998 2011-04-22  Martin Jambor  <mjambor@suse.cz>
14999
15000         PR middle-end/48585
15001         * tree-inline.c (copy_bb): Create new edges only for analyzed nodes.
15002
15003 2011-04-22  Alexander Monakov  <amonakov@ispras.ru>
15004
15005         PR c/36750
15006         * c-typeck.c (pop_init_level): Do not warn about initializing
15007         with ` = {0}'.
15008
15009 2011-04-22  Alan Modra  <amodra@gmail.com>
15010
15011         * config/rs6000/rs6000.c (rs6000_function_arg): Remove CALL_LIBCALL
15012         when returning call_cookie.
15013         (rs6000_function_ok_for_sibcall): Allow sibcalls via function
15014         pointers, to functions with no more vector args than the current
15015         function, and some non-local calls for ABI_V4.
15016         * config/rs6000/rs6000.md (sibcall_nonlocal_aix32,
15017         sibcall_nonlocal_aix64): Combine to ..
15018         (sibcall_nonlocal_aix<mode>): ..this.  Handle function pointer calls.
15019         (sibcall_value_nonlocal_aix32, sibcall_value_nonlocal_aix64): Combine..
15020         (sibcall_value_nonlocal_aix<mode>): ..likewise.
15021         (*sibcall_nonlocal_sysv<mode>): Handle function pointer calls.
15022         (sibcall_value_nonlocal_sysv<mode>): Likewise.  Correct call cookie
15023         operand.
15024         * config/rs6000/darwin.md (sibcall_nonlocal_darwin64,
15025         sibcall_value_nonlocal_darwin64, sibcall_symbolic_64,
15026         sibcall_value_symbolic_64): Delete.
15027
15028 2011-04-21  Xinliang David Li  <davidxl@google.com>
15029
15030         * cgraph.h: Remove pid.
15031         * cgraph.c: Remove pid.
15032         * value-prof.c (init_node_map): New function.
15033         (del_node_map): New function.
15034         (find_func_by_funcdef_no): New function.
15035         (gimple_ic_transform): Call new function.
15036         * cgraphunit.c (cgraph_finalize_function): Remove pid.
15037         * function.c (get_last_funcdef_no): New function.
15038         * function.h (get_last_funcdef_no): New function.
15039         * tree-profile.c (gimple_gen_ic_func_profiler): Pass funcdef_no
15040         to libgcov function.
15041         (tree-profiling): Call node map init and delete function.
15042
15043 2011-04-21  Ian Lance Taylor  <iant@google.com>
15044
15045         * godump.c (go_format_type): Use exported Go name for anonymous
15046         field name.
15047
15048 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
15049
15050         * config/frv/frv.c (frv_init_builtins): Delete `endlink' variable.
15051         Call builtin_function_type_list instead of builtin_function_type.
15052         (UNARY, BINARY, TRINARY, QUAD): Likewise.
15053
15054 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
15055
15056         * config/arm/arm.c (arm_init_iwmmxt_builtins): Call
15057         build_function_type_list instead of build_function_type.
15058         Delete variable `endlink'.
15059
15060 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
15061
15062         * config/s390/s390.c (s390_init_builtins): Call
15063         build_function_type_list instead of build_function_type.
15064
15065 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
15066
15067         * config/ia64/ia64.c (ia64_init_builtins): Call
15068         build_function_type_list instead of builtin_function_type.
15069
15070 2011-04-21  Easwaran Raman  <eraman@google.com>
15071
15072         * cfgexpand.c (stack_var): Remove OFFSET...
15073         (add_stack_var): ...and its reference here...
15074         (expand_stack_vars): ...and here.
15075         (stack_var_cmp): Sort by descending order of size.
15076         (partition_stack_vars): Change heuristic.
15077         (union_stack_vars): Fix to reflect changes in partition_stack_vars.
15078         (dump_stack_var_partition): Add newline after each partition.
15079
15080 2011-04-21  Dimitrios Apostolou  <jimis@gmx.net>
15081             Jeff Law  <law@redhat.com>
15082
15083         * gengtype-state.c (read_a_state_token): Fix argument to obstack_free.
15084         * gengtype.c (matching_file_name_substitute): Likewise.
15085
15086 2011-04-21  Richard Guenther  <rguenther@suse.de>
15087
15088         PR lto/48703
15089         * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME.
15090
15091 2011-04-21  Eric Botcazou  <ebotcazou@adacore.com>
15092
15093         * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
15094
15095 2011-04-21  Richard Guenther  <rguenther@suse.de>
15096
15097         * Makefile.in (site.exp): Do not use tmp0 but site.tmp as temporary
15098         file name.
15099
15100 2011-04-21  Richard Guenther  <rguenther@suse.de>
15101
15102         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
15103         MEM_REF and TARGET_MEM_REF, do not care about INDIRECT_REFs.
15104         Use DECL_P, not SSA_VAR_P.
15105         (ptr_derefs_may_alias_p): Likewise.
15106         (ptr_deref_may_alias_ref_p_1): Likewise.
15107         (decl_refs_may_alias_p): Likewise.
15108         (refs_may_alias_p_1): Likewise.
15109         (ref_maybe_used_by_call_p_1): Likewise.
15110         (call_may_clobber_ref_p_1): Likewise.
15111         (indirect_ref_may_alias_decl_p): Assume indirect refrences
15112         are either MEM_REF or TARGET_MEM_REF.
15113         (indirect_refs_may_alias_p): Likewise.
15114         * calls.c (emit_call_1): Build a MEM_REF instead of an INDIRECT_REF
15115         for MEM_EXPR of indirect calls.
15116
15117 2011-04-21  Tristan Gingold  <gingold@adacore.com>
15118
15119         * vmsdbgout.c (write_srccorr): Compute file length from the string.
15120         (dst_file_info_struct): Remove flen field.
15121         (lookup_filename): Remove code that set flen field.
15122
15123 2011-04-21  Tristan Gingold  <gingold@adacore.com>
15124
15125         * config/ia64/ia64.c (ia64_start_function): Add a guard.
15126
15127 2011-04-21  Uros Bizjak  <ubizjak@gmail.com>
15128
15129         PR target/48708
15130         * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
15131         vec_extract and vec_concat for non-SSE4_1 targets.
15132
15133 2011-04-21  Richard Guenther  <rguenther@suse.de>
15134
15135         * tree-ssa-alias.c (ref_maybe_used_by_stmt_p): Handle
15136         return statements.
15137
15138 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
15139
15140         * config/i386/cygming.h (union tree_node, TREE): Don't define or
15141         undefine.
15142         (FILE): Don't undefine.
15143
15144 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
15145
15146         * config/alpha/alpha.c (struct machine_function): Use rtx, not
15147         struct rtx_def *.
15148         * config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
15149         struct rtx_def *.
15150         * config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
15151         * config/h8300/h8300.h (struct cum_arg): Use rtx, not struct rtx_def *.
15152         * config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
15153         rtx_def *.
15154         * config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
15155         definitions where used.
15156         * config/microblaze/microblaze.h (struct microblaze_args): Use
15157         rtx, not struct rtx_def *.
15158         * config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
15159         rtx_def *.
15160         * config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def *.
15161         * config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def *.
15162         * config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
15163         not struct rtx_def *.
15164         * config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
15165         struct rtx_def *.
15166         * config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
15167         rtx_def *.
15168         * config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def *.
15169
15170 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
15171
15172         * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): Use
15173         operand_equal_p to compare DR_BASE_ADDRESSes.
15174         (vect_check_interleaving): Likewise.
15175
15176 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
15177
15178         PR target/46329
15179         * config/arm/arm.c (arm_legitimate_constant_p_1): Return false
15180         for all Neon struct constants.
15181
15182 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
15183
15184         * target.def (legitimate_constant_p): New hook.
15185         * doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
15186         (TARGET_LEGITIMATE_CONSTANT_P): ...this.
15187         * doc/tm.texi: Regenerate.
15188         * hooks.h (hook_bool_mode_rtx_true): Declare.
15189         * hooks.c (hook_bool_mode_rtx_true): Define.
15190         * system.h (LEGITIMATE_CONSTANT_P): Poison.
15191         * calls.c (precompute_register_parameters): Replace uses of
15192         LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
15193         (emit_library_call_value_1): Likewise.
15194         * expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
15195         (compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
15196         * ira-costs.c (scan_one_insn): Likewise.
15197         * recog.c (general_operand, immediate_operand): Likewise.
15198         * reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
15199         * reload1.c (init_eliminable_invariants): Likewise.
15200
15201         * config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
15202         mode argument.
15203         * config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
15204         * config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
15205         argument.
15206         (TARGET_LEGITIMATE_CONSTANT_P): Define.
15207         * config/alpha/predicates.md (input_operand): Update call to
15208         alpha_legitimate_constant_p.
15209
15210         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
15211         * config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
15212         (THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
15213         * config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
15214         (arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
15215         (arm_legitimate_constant_p): New functions.
15216         (arm_cannot_force_const_mem): Make static.
15217
15218         * config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.
15219
15220         * config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
15221         * config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
15222         * config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
15223         instead of bfin_legitimate_constant_p.
15224         (bfin_legitimate_constant_p): Make static.  Add a mode argument.
15225         (TARGET_LEGITIMATE_CONSTANT_P): Define.
15226
15227         * config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.
15228
15229         * config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.
15230
15231         * config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
15232         * config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
15233         * config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
15234         (frv_legitimate_constant_p): Make static.  Add a mode argument.
15235
15236         * config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
15237         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
15238         * config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.
15239
15240         * config/i386/i386-protos.h (legitimate_constant_p): Delete.
15241         * config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
15242         * config/i386/i386.c (legitimate_constant_p): Rename to...
15243         (ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
15244         argument.
15245         (ix86_cannot_force_const_mem): Update accordingly.
15246         (ix86_legitimate_address_p): Likewise.
15247         (TARGET_LEGITIMATE_CONSTANT_P): Define.
15248         * config/i386/i386.md: Update commentary.
15249
15250         * config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
15251         * config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
15252         * config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
15253         (ia64_legitimate_constant_p): Make static.  Add a mode argument.
15254
15255         * config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.
15256
15257         * config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
15258         * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
15259         * config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
15260         (lm32_legitimate_constant_p): Make static.  Add a mode argument.
15261
15262         * config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
15263         * config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
15264         * config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.
15265
15266         * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
15267         * config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
15268         (m32r_legitimate_constant_p): New function.
15269
15270         * config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
15271         * config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
15272         LEGITIMATE_CONSTANT_P.
15273         (LEGITIMATE_CONSTANT_P): Delete.
15274         * config/m68k/m68k.c (m68k_expand_prologue): Call
15275         m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
15276         (m68k_legitimate_constant_p): New function.
15277         * config/m68k/m68k.md: Update comments.
15278
15279         * config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
15280         * config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
15281         (mcore_legitimate_constant_p): New function.
15282
15283         * config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
15284         * config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
15285         * config/mep/mep.c (mep_legitimate_constant_p): Make static.
15286         Add a mode argument.
15287         (mep_legitimate_address): Update accordingly.
15288         (TARGET_LEGITIMATE_CONSTANT_P): Define.
15289
15290         * config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
15291         Delete.
15292         * config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
15293         * config/microblaze/microblaze.c (microblaze_const_double_ok): Make
15294         static.  Check OP's mode for VOIDmode.
15295         (microblaze_legitimate_constant_p): New function.
15296         (TARGET_LEGITIMATE_CONSTANT_P): Define.
15297
15298         * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
15299         * config/mips/mips.c (mips_legitimate_constant_p): New function.
15300         (mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
15301         (TARGET_LEGITIMATE_CONSTANT_P): Define.
15302         * config/mips/predicates.md: Update comments.
15303
15304         * config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
15305         * config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
15306         * config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
15307         (mmix_legitimate_constant_p): Make static, return a bool, and take
15308         a mode argument.
15309         (mmix_print_operand_address): Update accordingly.
15310
15311         * config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
15312         Delete.
15313         * config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
15314         * config/mn10300/mn10300.c (mn10300_legitimate_constant_p): Make
15315         static.  Add a mode argument.
15316         (TARGET_LEGITIMATE_CONSTANT_P): Define.
15317
15318         * config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.
15319
15320         * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
15321         * config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
15322         (pa_legitimate_constant_p): New function.
15323
15324         * config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.
15325
15326         * config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
15327         * config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
15328         (pdp11_legitimate_constant_p): New function.
15329
15330         * config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
15331         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
15332         (rs6000_legitimate_constant_p): New function.
15333
15334         * config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
15335         (rx_legitimate_constant_p): ...this.
15336         * config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
15337         * config/rx/rx.c (rx_is_legitimate_constant): Replace with...
15338         (rx_legitimate_constant_p): ...this.
15339         (TARGET_LEGITIMATE_CONSTANT_P): Define.
15340         * config/rx/rx.md (mov<register_modes:mode>): Update accordingly.
15341
15342         * config/s390/s390-protos.h (legitimate_constant_p): Delete.
15343         * config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
15344         * config/s390/s390.c (legitimate_constant_p): Rename to...
15345         (s390_legitimate_constant_p): ...this.  Make static, return a bool,
15346         and add a mode argument.
15347         (TARGET_LEGITIMATE_CONSTANT_P): Define.
15348
15349         * config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.
15350
15351         * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
15352         * config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
15353         (sh_legitimate_constant_p): New function.
15354
15355         * config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
15356         * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
15357         * config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
15358         (legitimate_constant_p): Rename to...
15359         (sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
15360         argument.
15361         (constant_address_p): Update accordingly.
15362
15363         * config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
15364         argument and return a bool.
15365         * config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
15366         * config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
15367         (spu_legitimate_constant_p): Add a mode argument and return a bool.
15368         (spu_rtx_costs): Update accordingly.
15369         * config/spu/predicates.md (vec_imm_operand): Likewise.
15370
15371         * config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.
15372
15373         * config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
15374         * config/v850/v850.c (v850_legitimate_constant_p): New function.
15375         (TARGET_LEGITIMATE_CONSTANT_P): Define.
15376
15377         * config/vax/vax-protos.h (legitimate_constant_p): Delete.
15378         * config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
15379         * config/vax/vax.c (legitimate_constant_p): Likewise.
15380
15381         * config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
15382         * config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
15383         (xtensa_legitimate_constant_p): New function.
15384
15385 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
15386
15387         * target.def (cannot_force_const_mem): Add a mode argument.
15388         * doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
15389         * doc/tm.texi: Regenerate.
15390         * hooks.h (hook_bool_mode_rtx_false): Declare.
15391         * hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
15392         (hook_bool_mode_const_rtx_true): Likewise.
15393         (hook_bool_mode_rtx_false): New function.
15394         * reload.c (CONST_POOL_OK_P): Take a mode argument and require it
15395         to be non-VOID.  Update call to cannot_force_const_mem.
15396         (find_reloads): Update accordingly.
15397         * varasm.c (force_const_mem): Update call to cannot_force_const_mem.
15398         * config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
15399         argument.
15400         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
15401         * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
15402         * config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
15403         * config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
15404         * config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
15405         * config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
15406         * config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
15407         * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
15408         (m68k_cannot_force_const_mem): ...this new function.
15409         * config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
15410         argument.
15411         (mips_const_insns, mips_legitimize_const_move): Update calls.
15412         (mips_secondary_reload_class): Likewise.
15413         * config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
15414         (pa_cannot_force_const_mem): ...this new function.
15415         * config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine to...
15416         (rs6000_cannot_force_const_mem): ...this new function.
15417         * config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
15418         argument.
15419         * config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
15420         * config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
15421         to...
15422         (xtensa_cannot_force_const_mem): ...this new function.
15423
15424 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
15425
15426         * config/mips/mips.c (mips16_build_function_stub): Call
15427         build_function_type_list instead of build_function_type.
15428         (mips16_build_call_stub): Likewise.
15429
15430 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
15431
15432         * config/mep/mep.c (mep_init_builtins): Call build_function_type_list
15433         instead of build_function_type.
15434
15435 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
15436
15437         * config/pa/pa.c (pa_init_builtins): Call build_function_type_list
15438         instead of build_function_type.
15439
15440 2011-04-20  Uros Bizjak  <ubizjak@gmail.com>
15441
15442         PR target/48678
15443         * config/i386/i386.md (insv): Change operand 0 constraint to
15444         "register_operand".  Change operand 1 and 2 constraint to
15445         "const_int_operand".  Expand to pinsr{b,w,d,q} * when appropriate.
15446         * config/i386/sse.md (sse4_1_pinsrb): Export.
15447         (sse2_pinsrw): Ditto.
15448         (sse4_1_pinsrd): Ditto.
15449         (sse4_1_pinsrq): Ditto.
15450         * config/i386/i386-protos.h (ix86_expand_pinsr): Add prototype.
15451         * config/i386/i386.c (ix86_expand_pinsr): New.
15452
15453 2011-04-20  Easwaran Raman  <eraman@google.com>
15454
15455         * cfgexpand.c (add_alias_set_conflicts): Add conflicts with a variable
15456         containing union type only with -fstrict-aliasing.
15457
15458 2011-04-20  Jim Meyering  <meyering@redhat.com>
15459
15460         Remove useless if-before-free tests.
15461         * calls.c (expand_call, save_area): Likewise.
15462         * cfgcleanup.c (try_forward_edges): Likewise.
15463         * collect2.c (collect_execute): Likewise.
15464         * config/i386/i386.c (ix86_valid_target_attribute_tree): Likewise.
15465         * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
15466         * coverage.c (coverage_checksum_string): Likewise.
15467         * cse.c (init_cse_reg_info, delete_trivially_dead_insns): Likewise.
15468         * cselib.c (cselib_init): Likewise.
15469         * df-core.c (rest_of_handle_df_finish, df_analyze): Likewise.
15470         (df_set_clean_cfg): Likewise.
15471         * function.c (free_after_compilation): Likewise.
15472         * gcc.c (do_spec_1, main): Likewise.
15473         * gcov.c (create_file_names): Likewise.
15474         * gensupport.c (identify_predicable_attribute): Likewise.
15475         * graphite-clast-to-gimple.c (save_clast_name_index): Likewise.
15476         * graphite-sese-to-poly.c (free_data_refs_aux): Likewise.
15477         * haifa-sched.c (haifa_finish_h_i_d): Likewise.
15478         * ipa-prop.c (ipa_free_node_params_substructures): Likewise.
15479         * ipa-pure-const.c (local_pure_const): Likewise.
15480         * ipa-reference.c (propagate): Likewise.
15481         * ira-costs.c (free_ira_costs): Likewise.
15482         * ira.c (free_register_move_costs, build_insn_chain): Likewise.
15483         * matrix-reorg.c (mat_free): Likewise.
15484         * prefix.c (get_key_value): Likewise.
15485         * profile.c (compute_value_histograms): Likewise.
15486         * reload1.c (free_reg_equiv): Likewise.
15487         * sched-deps.c (free_deps): Likewise.
15488         * sel-sched-ir.c (fence_clear): Likewise.
15489         * sese.c (set_rename, if_region_set_false_region): Likewise.
15490         * tree-data-ref.c (free_rdg): Likewise.
15491         * tree-eh.c (lower_try_finally): Likewise.
15492         * tree-ssa-coalesce.c (delete_coalesce_list): Likewise.
15493         * tree-ssa-live.c (delete_var_map): Likewise.
15494         * tree-ssa-loop-ivopts.c (free_loop_data): Likewise.
15495         * tree-ssa-pre.c (phi_trans_add): Likewise.
15496
15497 2011-04-20  Jakub Jelinek  <jakub@redhat.com>
15498
15499         PR tree-optimization/48611
15500         * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
15501         beyond ERT_MUST_NOT_THROW region.
15502
15503 2011-04-20  Catherine Moore  <clm@codesourcery.com>
15504
15505         * config/mips/mips.opt (mfix-24k): New.
15506         * config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
15507         * config/mips/mips.md (length): Increase by 4 for stores if
15508         fixing 24K errata.
15509         * config/mips/mips.c (mips_reorg_process_insns): Do not allow
15510         all noreorder if fixing 24K errata.
15511         * doc/invoke.texi: Document mfix-24k.
15512
15513 2011-04-20  Chung-Lin Tang  <cltang@codesourcery.com>
15514
15515         * config/arm/arm.c (arm_legitimize_reload_address): For NEON
15516         quad-word modes, reduce to 9-bit index range when above 1016 limit.
15517
15518 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
15519
15520         * config/arm/arm.c (arm_gen_constant): Move movw support ....
15521         (const_ok_for_op): ... to here.
15522
15523 2011-04-20  Kai Tietz  <ktietz@redhat.com>
15524
15525         * fold-const.c (fold_binary_loc): Add handling for (X & ~Y) | (~X & Y)
15526         and (X && !Y) | (!X && Y) optimization to (X ^ Y).
15527
15528 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
15529
15530         * config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.
15531
15532 2011-04-20  Richard Guenther  <rguenther@suse.de>
15533
15534         PR tree-optimization/47892
15535         * tree-if-conv.c (if_convertible_stmt_p): Const builtins
15536         are if-convertible.
15537
15538 2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>
15539
15540         * config/alpha/vms.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not redefine.
15541
15542 2011-04-20  Tristan Gingold  <gingold@adacore.com>
15543
15544         * config/alpha/vms.h (LINK_SPEC): Do not use vms-dwarf2.o for gnu-ld.
15545
15546 2011-04-20  Georg-Johann Lay  <avr@gjlay.de>
15547
15548         PR target/18145
15549
15550         * config/avr/avr.h (TARGET_ASM_INIT_SECTIONS): Delete.
15551         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
15552         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
15553         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
15554         (TARGET_ASM_NAMED_SECTION): Change to avr_asm_named_section.
15555
15556         * config/avr/avr-protos.h (avr_asm_output_aligned_common):
15557         New prototype.
15558
15559         * config/avr/avr.c (TARGET_ASM_INIT_SECTIONS): Define.
15560         (avr_asm_named_section, avr_asm_output_aligned_common,
15561         avr_output_data_section_asm_op, avr_output_bss_section_asm_op):
15562         New functions to update...
15563         (avr_need_clear_bss_p, avr_need_copy_data_p): ...these new variables.
15564         (avr_asm_init_sections): Overwrite section callbacks for
15565         data_section, bss_section.
15566         (avr_file_start): Move output of __do_copy_data, __do_clear_bss
15567         from here to...
15568         (avr_file_end): ...here.
15569
15570 2011-04-20  Richard Guenther  <rguenther@suse.de>
15571
15572         PR middle-end/48695
15573         * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
15574         objects and types here.  Adjust for their offset before comparing.
15575
15576 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
15577
15578         * tree-vect-stmts.c (vectorizable_store): Only chain one related
15579         statement per copy.
15580
15581 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
15582
15583         * Makefile.in (INTERNAL_FN_DEF, INTERNAL_FN_H): Define.
15584         (GIMPLE_H): Include $(INTERNAL_FN_H).
15585         (OBJS-common): Add internal-fn.o.
15586         (internal-fn.o): New rule.
15587         * internal-fn.def: New file.
15588         * internal-fn.h: Likewise.
15589         * internal-fn.c: Likewise.
15590         * gimple.h: Include internal-fn.h.
15591         (GF_CALL_INTERNAL): New gf_mask.
15592         (gimple_statement_call): Put fntype into a union with a new
15593         internal_fn field.
15594         (gimple_build_call_internal): Declare.
15595         (gimple_build_call_internal_vec): Likewise.
15596         (gimple_call_same_target_p): Likewise.
15597         (gimple_call_internal_p): New function.
15598         (gimple_call_internal_fn): Likewise.
15599         (gimple_call_fntype): Return null for internal calls.
15600         (gimple_call_set_fntype): Assert that the function is not internal.
15601         (gimple_call_set_fn): Likewise.
15602         (gimple_call_set_fndecl): Likewise.
15603         (gimple_call_set_internal_fn): New function.
15604         (gimple_call_addr_fndecl): Handle null functions.
15605         (gimple_call_return_type): Likewise null types.
15606         * gimple.c (gimple_build_call_internal_1): New function.
15607         (gimple_build_call_internal): Likewise.
15608         (gimple_build_call_internal_vec): Likewise.
15609         (gimple_call_same_target_p): Likewise.
15610         (gimple_call_flags): Handle calls to internal functions.
15611         (gimple_call_fnspec): New function.
15612         (gimple_call_arg_flags, gimple_call_return_flags): Use it.
15613         (gimple_has_side_effects): Handle null functions.
15614         (gimple_rhs_has_side_effects): Likewise.
15615         (gimple_call_copy_skip_args): Handle calls to internal functions.
15616         * cfgexpand.c (expand_call_stmt): Likewise.
15617         * expr.c (expand_expr_real_1): Assert that the call isn't internal.
15618         * gimple-fold.c (gimple_fold_call): Handle null functions.
15619         (gimple_fold_stmt_to_constant_1): Don't fold
15620         calls to internal functions.
15621         * gimple-low.c (gimple_check_call_args): Handle calls to internal
15622         functions.
15623         * gimple-pretty-print.c (dump_gimple_call): Likewise.
15624         * ipa-prop.c (ipa_analyze_call_uses): Handle null functions.
15625         * tree-cfg.c (verify_gimple_call): Handle calls to internal functions.
15626         (do_warn_unused_result): Likewise.
15627         * tree-eh.c (same_handler_p): Use gimple_call_same_target_p.
15628         * tree-ssa-ccp.c (ccp_fold_stmt): Handle calls to internal functions.
15629         * tree-ssa-dom.c (hashable_expr): Use the gimple statement to record
15630         the target of a call.
15631         (initialize_hash_element): Update accordingly.
15632         (hashable_expr_equal_p): Use gimple_call_same_target_p.
15633         (iterative_hash_hashable_expr): Handle calls to internal functions.
15634         (print_expr_hash_elt): Likewise.
15635         * tree-ssa-pre.c (can_value_number_call): Likewise.
15636         (eliminate): Handle null functions.
15637         * tree-ssa-sccvn.c (visit_use): Handle calls to internal functions.
15638         * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
15639         (find_func_aliases): Likewise.
15640         * value-prof.c (gimple_ic_transform): Likewise.
15641         (gimple_indirect_call_to_profile): Likewise.
15642         * lto-streamer-in.c (input_gimple_stmt): Likewise.
15643         * lto-streamer-out.c (output_gimple_stmt): Likewise.
15644
15645 2011-04-19  Jan Hubicka  <jh@suse.cz>
15646
15647         * ipa-inline-transform.c (save_inline_function_body): Add comments.
15648         * ipa-inline.c (inline_small_functions): Compute summaries first,
15649         populate heap later.
15650
15651 2011-04-19  Jan Hubicka  <jh@suse.cz>
15652
15653         * cgraph.h (save_inline_function_body): Remove.
15654         * ipa-inline-transform.c: New file, broke out of...
15655         * ipa-inline.c: ... this one; Update toplevel comment.
15656         (ncalls_inlined, nfunctions_inlined): Move to ipa-inline-transform.c;
15657         make global.
15658         (update_noncloned_frequencies): Move to ipa-inline-transform.c
15659         (cgraph_mark_inline_edge): Rename to inline_call; move to
15660         ipa-inline-transform.c.
15661         (cgraph_clone_inlined_nodes): Rename to clone_inlined_nodes;
15662         move to ipa-inline-transform.c
15663         (recursive_inlining, inline_small_functions, flatten_function,
15664         ipa_inline, inline_always_inline_functions,
15665         early_inline_small_functions): Update.
15666         (inline_transform): Move to ipa-inline-transform.c.
15667         * ipa-inline.h (inline_call, inline_transform, clone_inlined_nodes):
15668         Declare.
15669         * Makefile.in (ipa-inline-transform.o): New file.
15670         * cgraphunit.c (save_inline_function_body): Move to
15671         ipa-inline-transform.c
15672
15673 2011-04-19  DJ Delorie  <dj@redhat.com>
15674
15675         * config/m32c/m32c.c (m32c_emit_epilogue): Don't try to push
15676         registers if we already know there aren't any.
15677         (m32c_emit_epilogue): Don't emit a barrier here.
15678         (m32c_emit_eh_epilogue): Likewise.
15679         * config/m32c/blkmov.md (movstr): Don't fail on wrong-type
15680         operands at expand time.
15681         * config/m32c/m32c.h (WCHAR_TYPE_SIZE): Change to 4 to match "long
15682         int" wchar type.
15683         (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): Remove
15684         duplicates.  Provide aliases instead.
15685         * config/m32c/prologue.md (eh_return): Emit a barrier here.
15686         (eh_epilogue): Add a "(return)" here as a hint to other parts of
15687         the compiler.
15688
15689 2011-04-19  Anatoly Sokolov  <aesok@post.ru>
15690
15691         * config/sparc/sparc.h (GENERAL_OR_I64, REGISTER_MOVE_COST): Remove.
15692         * config/sparc/sparc.c (TARGET_REGISTER_MOVE_COST): Define.
15693         (general_or_i64_p, sparc_register_move_cost): New function.
15694
15695 2011-04-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15696
15697         * doc/install.texi (Configuration, --enable-threads): Remove mach.
15698         Add lynx, mipssde.  Sort table.
15699
15700 2011-04-19  Xinliang David Li  <davidxl@google.com>
15701
15702         * ipa-cp.c (ipcp_update_profiling): Assert that scale_completement is
15703         not negative.
15704
15705 2011-04-19  Jakub Jelinek  <jakub@redhat.com>
15706
15707         PR target/48678
15708         * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
15709         is a SUBREG with non-MODE_INT mode inside of it.
15710
15711 2011-04-19  Martin Jambor  <mjambor@suse.cz>
15712
15713         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Devirtualize
15714         also according to actual contants.
15715         * gimple-fold.c (gimple_extract_devirt_binfo_from_cst): New function.
15716         (gimple_fold_call): Use it.
15717         * gimple.h (gimple_extract_devirt_binfo_from_cst): Declare.
15718
15719 2011-04-19  Martin Jambor  <mjambor@suse.cz>
15720
15721         * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Return false for scalar
15722         non-pointer assignments.
15723
15724 2011-04-19  Martin Jambor  <mjambor@suse.cz>
15725
15726         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Take into
15727         account anc_offset and otr_type from the indirect edge info.
15728         * ipa-prop.c (get_ancestor_addr_info): New function.
15729         (compute_complex_ancestor_jump_func): Assignment analysis moved to
15730         get_ancestor_addr_info, call it.
15731         (ipa_note_param_call): Do not initialize information about polymorphic
15732         calls, return the indirect call graph edge.  Remove the last
15733         parameter, adjust all callers.
15734         (ipa_analyze_virtual_call_uses): Process also calls to ancestors of
15735         parameters.  Initialize polymorphic information in the indirect edge.
15736
15737 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
15738
15739         PR lto/48148
15740         * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
15741         the types if they have different enumeration identifiers.
15742
15743 2011-04-19  Jan Hubicka  <jh@suse.cz>
15744
15745         * cgraph.h (cgraph_optimize_for_size_p): Declare.
15746         * ipa-cp.c (ipcp_insert_stage): Use cgraph_optimize_for_size_p.
15747         * predict.c (cgraph_optimize_for_size_p): Break out from ...
15748         (optimize_function_for_size_p) ... here.
15749
15750 2011-04-19  Richard Guenther  <rguenther@suse.de>
15751
15752         PR lto/48207
15753         * tree.c (free_lang_data): Do not reset the decl-assembler-name
15754         langhook.
15755
15756 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
15757
15758         * tree-inline.c (expand_call_inline): Do not issue a -Winline warning
15759         if DECL_NO_INLINE_WARNING_P is set on the function.
15760
15761 2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>
15762
15763         PR fortran/47976
15764         * reload1.c (inc_for_reload): Return void. All callers changed.
15765         (emit_input_reload_insns): Don't try to delete previous output
15766         reloads to a register, or record spill_reg_store for autoincs.
15767
15768 2011-04-19  Basile Starynkevitch  <basile@starynkevitch.net>
15769
15770         * gengtype.h: Updated copyright year.
15771         (struct input_file_st): Add inpisplugin field.
15772         (type_fileloc): New function.
15773         * gengtype.c
15774         (write_typed_struct_alloc_def): Add gcc_assert.
15775         (write_typed_alloc_defns): Ditto. Don't output for plugin files.
15776         (write_typed_alloc_defns): Don't output for plugin files.
15777         (input_file_by_name): Clear inpisplugin field.
15778         (main): Set inpisplugin field for plugin files.
15779
15780 2011-04-19  Nicola Pero  <nicola.pero@meta-innovation.com>
15781
15782         * gengtype-state.c (string_eq): New.
15783         (read_state): Use string_eq instead of strcmp when creating the
15784         state_ident_tab.
15785
15786 2011-04-19  Wei Guozhi  <carrot@google.com>
15787
15788         PR target/47855
15789         * config/arm/arm-protos.h (thumb1_legitimate_address_p): New prototype.
15790         * config/arm/arm.c (thumb1_legitimate_address_p): Remove the static
15791         linkage.
15792         * config/arm/constraints.md (Uu): New constraint.
15793         * config/arm/arm.md (*arm_movqi_insn): Compute attr "length".
15794
15795 2011-04-19  Tristan Gingold  <gingold@adacore.com>
15796
15797         * config.gcc (-*-*-*vms): Added.
15798         (alpha64-dec-*vms*,alpha*-dec-*vms*, ia64-hp-*vms*): Common
15799         definitions moved.
15800         * config/vms/vms-ld.c: New file.
15801         * config/vms/vms-ar.c: New file.
15802         * config/vms/t-vmsnative: New file.
15803
15804 2011-04-18  Xinliang David Li  <davidxl@google.com>
15805
15806         * final.c (dump_basic_block_info): Use ASM_COMMENT_START.
15807
15808 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
15809
15810         PR middle-end/48661
15811         * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
15812         if TREE_TYPE (v) is non-NULL.
15813
15814         * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
15815         gimple_get_virt_mehtod_for_binfo.
15816         * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
15817         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
15818         callers.
15819         * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
15820
15821 2011-04-18  Michael Matz  <matz@suse.de>
15822             Steve Ellcey  <sje@cup.hp.com>
15823
15824         * expr.c (expand_expr_real_2) <CASE_CONVERT>: If OP0 is a constant,
15825         use its mode as source mode if it isn't VOIDmode.
15826
15827 2011-04-18  Dennis, CHENG Renquan  <crquan@fedoraproject.org>
15828
15829         * doc/passes.texi: Fill crossref nodes.
15830
15831 2011-04-18  Jim Meyering  <meyering@redhat.com>
15832
15833         Fix doubled-word typos in comments and strings
15834         * config/alpha/vms-unwind.h: s/for for/for/
15835         * config/arm/unwind-arm.h: Likewise.
15836         * config/microblaze/microblaze.c: Likewise.
15837         * config/sh/constraints.md: s/in in/in/
15838         * tree-cfg.c (verify_types_in_gimple_reference): Likewise.
15839
15840 2011-04-18  Uros Bizjak  <ubizjak@gmail.com>
15841
15842         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): Remove.
15843         (AVX_FLOAT_MODE_P): Ditto.
15844         (AVX128_VEC_FLOAT_MODE_P): Ditto.
15845         (AVX256_VEC_FLOAT_MODE_P): Ditto.
15846         (AVX_VEC_FLOAT_MODE_P): Ditto.
15847         * config/i386/i386.md (UNSPEC_MASKLOAD): Remove.
15848         (UNSPEC_MASKSTORE): Ditto.
15849         * config/i386/sse.md (<sse>_movmsk<ssemodesuffix><avxmodesuffix>):
15850         Merge from <sse>_movmsk<ssemodesuffix> and
15851         avx_movmsk<ssemodesuffix>256.  Use VF mode iterator.
15852         (*sse2_maskmovdqu): Merge with *sse2_maskmovdqu_rex64.  Use P mode
15853         iterator.
15854         (avx_maskload<ssemodesuffix><avxmodesuffix>): New expander.
15855         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Ditto.
15856         (*avx_maskmov<ssemodesuffix><avxmodesuffix>): New insn.
15857
15858 2011-04-18  Jan Hubicka  <jh@suse.cz>
15859
15860         * ipa-inline.c (inline_small_functions): Fix pasto in previous patch.
15861
15862         * ipa-inline.c: Fix comment typos; do not inline gt-ipa-inline.h
15863         (want_inline_function_called_once_p): Break out the logic from
15864         ipa_inline.
15865         (edge_badness): Ensure that profile is not misupdated.
15866         (lookup_recursive_calls): Prioritize by call frequencies.
15867         (inline_small_functions): Move program size estimates here;
15868         actually process whole queue even when unit growth has been
15869         met. (to properly compute inline_failed reasons and for the
15870         case unit size decrease.) Revisit comments on recursive inlining.
15871         (ipa_inline): Remove unit summary code; first inline hot calls
15872         of functions called once, cold calls next.
15873         (order, nnodes): Remove unused variables.
15874         * Makefile.in (ipa-inline.o): No longer depent on ggc files.
15875         (GTFILES): Remove ipa-inline.c
15876         * sel-sched.c (fill_insns): Silence uninitialized var warning.
15877
15878 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
15879
15880         * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
15881
15882 2011-04-18  Jie Zhang  <jie@codesourcery.com>
15883             Richard Earnshaw  <rearnsha@arm.com>
15884
15885         * arm.c (neon_builtin_type_bits): Remove.
15886         (typedef enum neon_builtin_mode): New.
15887         (T_MAX): Don't define.
15888         (typedef enum neon_builtin_datum): Remove bits, codes[],
15889         num_vars and base_fcode.  Add mode, code and fcode.
15890         (VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
15891         VAR10): Change accordingly.
15892         (neon_builtin_data[]): Change accordingly
15893         (arm_init_neon_builtins): Change accordingly.
15894         (neon_builtin_compare): Remove.
15895         (locate_neon_builtin_icode): Remove.
15896         (arm_expand_neon_builtin): Change accordingly.
15897
15898         * arm.h (enum arm_builtins): Move to ...
15899         * arm.c (enum arm_builtins): ... here; and rearrange builtin code.
15900
15901         * arm.c (arm_builtin_decl): Declare.
15902         (TARGET_BUILTIN_DECL): Define.
15903         (enum arm_builtins): Correct ARM_BUILTIN_MAX.
15904         (arm_builtin_decls[]): New.
15905         (arm_init_neon_builtins): Store builtin declarations in
15906         arm_builtin_decls[].
15907         (arm_init_tls_builtins): Likewise.
15908         (arm_init_iwmmxt_builtins): Likewise.  Refactor initialization code.
15909         (arm_builtin_decl): New.
15910
15911 2011-04-18  Richard Guenther  <rguenther@suse.de>
15912
15913         * tree.c (upper_bound_in_type): Build properly canonicalized
15914         INTEGER_CSTs.
15915         (lower_bound_in_type): Likewise.
15916
15917 2011-04-18  Richard Guenther  <rguenther@suse.de>
15918
15919         * gimple.h (gimple_call_addr_fndecl): New function.
15920         (gimple_call_fndecl): Use it.
15921         * gimple-fold.c (gimple_fold_call): Fold away OBJ_TYPE_REFs
15922         for direct calls.
15923         * tree-ssa-ccp.c (ccp_fold_stmt): Remove OBJ_TYPE_REF folding.
15924         * tree-ssa-pre.c (eliminate): Also simplify indirect OBJ_TYPE_REFs.
15925
15926 2011-04-18  Richard Guenther  <rguenther@suse.de>
15927
15928         PR middle-end/48650
15929         * tree.c (build_string): STRING_CST is now derived from tree_typed.
15930
15931 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
15932
15933         PR lto/48492
15934         * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
15935         DECL_IN_CONSTANT_POOL without RTL.
15936
15937 2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
15938             Ira Rosen  <ira.rosen@linaro.org>
15939
15940         PR target/48252
15941         * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
15942         to match neon_vzip/vuzp/vtrn_internal.
15943         * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
15944         outputs explicitly dependent on both inputs.
15945         (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
15946
15947 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
15948
15949         PR tree-optimization/48616
15950         * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
15951         whether the shift is by scalar or vector based on whether all SLP
15952         scalar stmts have the same rhs.
15953
15954 2011-04-17  Chung-Lin Tang  <cltang@codesourcery.com>
15955
15956         * config/arm/arm.c (neon_struct_mem_operand): Support POST_INC/PRE_DEC
15957         memory operands.
15958
15959 2011-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
15960
15961         PR target/43700
15962         * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
15963         registers.
15964
15965 2011-04-17  Jan Hubicka  <jh@suse.cz>
15966
15967         * cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
15968         * cgrpahunit.c (cgraph_finalize_function): Do not set
15969         finalized_by_frontend.
15970         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
15971         finalized_by_frontend.
15972
15973 2011-04-17  Jan Hubicka  <jh@suse.cz>
15974
15975         * cgraph.c (cgraph_clone_node): Do not handle vtable_method
15976         * cgraph.h (struct cgraph_local_info): Drop vtable_method.
15977         * cgraphunit.c (cgraph_copy_node_for_versioning): Drop vtable_method.
15978         * lto-cgraph.c (lto_output_node, input_overwrite_node): Drop vtable
15979         method.
15980         * gimple-fold.c (can_refer_decl_in_current_unit_p): Mention PR20991 in
15981         gimple-fold.c
15982         * varasm.c (mark_decl_referenced): Drop vtable_method handling code.
15983
15984 2011-04-17  Eric Botcazou  <ebotcazou@adacore.com>
15985
15986         PR lto/48538
15987         * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
15988         is non-null before accessing it.
15989         (input_cgraph): Remove trailing spaces.
15990
15991 2011-04-17  Revital Eres  <revital.eres@linaro.org>
15992
15993         * params.def (sms-min-sc): New param flag.
15994         * modulo-sched.c (sms_schedule): Use it.
15995         * doc/invoke.texi (sms-min-sc): Document it.
15996
15997 2011-04-17  Jan Hubicka  <jh@suse.cz>
15998
15999         * lto-symtab.c (lto_cgraph_replace_node): When call statement is
16000         present, also set gimple_call_set_cannot_inline.
16001         * ipa-inline.c: Update toplevel comment.
16002         (MAX_TIME): Remove.
16003         (cgraph_clone_inlined_nodes): Fix linebreaks.
16004         (cgraph_check_inline_limits): Restructure to ...
16005         (caller_growth_limits): ... this one; be more tolerant
16006         on growth in nested inline chains; add explanatory comment;
16007         fix stack accounting thinko introduced by previous patch.
16008         (cgraph_default_inline_p): Remove.
16009         (report_inline_failed_reason): New function.
16010         (can_inline_edge_p): New function.
16011         (can_early_inline_edge_p): New function.
16012         (leaf_node_p): Move upwards in file.
16013         (want_early_inline_function_p): New function.
16014         (want_inline_small_function_p): New function.
16015         (want_inline_self_recursive_call_p): New function.
16016         (cgraph_edge_badness): Rename to ...
16017         (edge_badness) ... this one; fix linebreaks.
16018         (update_edge_key): Update call of edge_baddness; add
16019         detailed dump about queue updates.
16020         (update_caller_keys): Use can_inline_edge_p and
16021         want_inline_small_function_p.
16022         (cgraph_decide_recursive_inlining): Rename to...
16023         (recursive_inlining): Use can_inline_edge_p and
16024         want_inline_self_recursive_call_p; simplify and remove no longer
16025         valid FIXME.
16026         (cgraph_set_inline_failed): Remove.
16027         (add_new_edges_to_heap): Use can_inline_edge_p and
16028         want_inline_small_function_p.
16029         (cgraph_decide_inlining_of_small_functions): Rename to ...
16030         (inline_small_functions): ... this one; cleanup; use
16031         can/want predicates; cleanup debug ouput; work edges till fibheap
16032         is exhausted and do not stop once unit growth is reached; remove
16033         later loop processing remaining edges.
16034         (cgraph_flatten): Rename to ...
16035         (flatten_function): ... this one; use can_inline_edge_p
16036         and can_early_inline_edge_p predicates.
16037         (cgraph_decide_inlining): Rename to ...
16038         (ipa_inline): ... this one; remove unreachable nodes before
16039         inlining functions called once; simplify the pass.
16040         (cgraph_perform_always_inlining): Rename to ...
16041         (inline_always_inline_functions): ... this one; use
16042         DECL_DISREGARD_INLINE_LIMITS; use can_inline_edge_p predicate.
16043         (cgraph_decide_inlining_incrementally): Rename to ...
16044         (early_inline_small_functions): ... this one; simplify
16045         using new predicates; cleanup; make dumps prettier.
16046         (cgraph_early_inlining): Rename to ...
16047         (early_inliner): newer inline regular functions into always-inlines;
16048         fix updating of call stmt summaries.
16049         (pass_early_inline): Update for new names.
16050         (inline_transform): Fix formating.
16051         (gate_cgraph_decide_inlining): Rename to ...
16052         (pass_ipa_inline): ... this one.
16053         * ipa-inline.h (inline_summary): Remove disregard_inline_limits.
16054         * ipa-inline-analysis.c (dump_inline_summary): Update.
16055         (compute_inline_parameters): Do not compute disregard_inline_limits;
16056         look for mismatching arguments.
16057         (estimate_growth): Fix handlig of non-trivial self recursion.
16058         (inline_read_summary): Do not read info->disregard_inline_limits.
16059         (inline_write_summary): Do not write info->disregard_inline_limits.
16060         * tree-inline.c (inline_forbidden_into_p, tree_can_inline_p): Remove
16061         and move all checks into can_inline_edge_p predicate; re-enable code
16062         comparing optimization levels.
16063         (expand_call_inline): Do not test inline_forbidden_into_p.
16064         * Makefile.in (ipa-inline.o): Update arguments.
16065
16066 2011-04-17  Revital Eres  <revital.eres@linaro.org>
16067
16068         * ddg.c (free_ddg_all_sccs): Free sccs field in struct ddg_all_sccs.
16069
16070 2011-04-17  Revital Eres  <revital.eres@linaro.org>
16071
16072         * modulo-sched.c (sms_schedule): Avoid unfreed memory when SMS fails.
16073
16074 2011-04-17  Michael Matz  <matz@suse.de>
16075
16076         PR tree-optimization/48622
16077         PR lto/48645
16078         * ipa-inline-analysis.c (inline_read_summary): Read size/time
16079         in same order as they're written.
16080
16081 2011-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
16082
16083         * config/pa/predicates.md: Reorganize and simplify predicates.
16084         Eliminate duplicate code checks.
16085         (arith_operand): Rename to arith14_operand
16086         (reg_or_ior_operand): Rename to reg_or_cint_ior_operand.
16087         * config/pa/pa.md: Use renamed operands.
16088         * config/pa/pa-protos.h (symbolic_operand): Delete declaration.
16089         (tls_symbolic_operand, function_label_operand, lhs_lshift_cint_operand,
16090         arith11_operand, adddi3_operand, indexed_memory_operand,
16091         symbolic_memory_operand, int11_operand, reg_or_cint_move_operand,
16092         arith5_operand, uint5_operand, pic_label_operand, plus_xor_ior_operator,
16093         borx_reg_operand, shadd_operand, arith_operand, read_only_operand,
16094         move_dest_operand, move_src_operand, prefetch_cc_operand,
16095         prefetch_nocc_operand, and_operand, ior_operand, arith32_operand,
16096         uint32_operand, reg_before_reload_operand, reg_or_0_operand,
16097         reg_or_0_or_nonsymb_mem_operand, pre_cint_operand, post_cint_operand,
16098         div_operand, int5_operand, movb_comparison_operator,
16099         ireg_or_int5_operand, call_operand_address, ior_operand, fp_reg_operand,
16100         arith_double_operand, ireg_operand, lhs_lshift_operand,
16101         pc_or_label_operand, non_hard_reg_operand, eq_neq_comparison_operator,
16102         integer_store_memory_operand): Likewise.
16103         * config/pa/pa.c (adddi3_operand): Move to predicates.md.
16104         (integer_store_memory_operand, read_only_operand,
16105         function_label_operand, borx_reg_operand,
16106         non_hard_reg_operand): Likewise.
16107         (eq_neq_comparison_operator): Delete unused operator.
16108         (legitimize_pic_address): Use VOIDmode for mode argument in calls to
16109         function_label_operand.
16110         (emit_move_sequence): Likewise.
16111
16112 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
16113
16114         * config/i386/sse.md (sseunpackmode): New mode attribute.
16115         (ssepackmode): Ditto.
16116         (vec_pack_trunc_<mode>): Macroize expander from
16117         vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
16118         (vec_unpacks_lo_<mode>): Macroize expander from
16119         vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
16120         (vec_unpacks_hi_<mode>): Macroize expander from
16121         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
16122         (vec_unpacku_lo_<mode>): Macroize expander from
16123         vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
16124         (vec_unpacku_hi_<mode>): Macroize expander from
16125         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
16126         * config/i386/i386.c (ix86_expand_sse_unpack): Merge with
16127         ix86_expand_sse4_unpack.
16128         * config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.
16129
16130 2011-04-16  Jan Hubicka  <jh@suse.cz>
16131
16132         * cgraphbuild.c: Include ipa-inline.h.
16133         (reset_inline_failed): Use initialize_inline_failed.
16134         * cgraph.c: Include ipa-inline.h.
16135         (cgraph_create_node_1): Do not initialize estimated_growth.
16136         (initialize_inline_failed): More to ipa-inline-analysis.c
16137         (dump_cgraph_node): Do not dump inline flags.
16138         * cgraph.h (cgraph_local_info): Remove inlineable, versionable
16139         and disregard_inline_limits flags.
16140         (cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
16141         time, size, estimated_growth.
16142         * ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
16143         Update.
16144         * cgraphunit.c (cgraph_decide_is_function_needed): Use
16145         DECL_DISREGARD_INLINE_LIMITS.
16146         (cgraph_analyze_function): Do not initialize
16147         node->local.disregard_inline_limits.
16148         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
16149         inlinable, versionable and disregard_inline_limits.
16150         * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
16151         cgraph_check_inline_limits, cgraph_default_inline_p,
16152         cgraph_edge_badness, update_caller_keys, update_callee_keys,
16153         add_new_edges_to_heap): Update.
16154         (cgraph_decide_inlining_of_small_function): Update; set
16155         CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
16156         (cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
16157         cgraph_decide_inlining_incrementally): Update.
16158         * ipa-inline.h (inline_summary): Add inlinable, versionable,
16159         disregard_inline_limits, estimated_stack_size, stack_frame_offset,
16160         time, size and estimated_growth parameters.
16161         (estimate_edge_growth): Update.
16162         (initialize_inline_failed): Declare.
16163         * ipa-split.c: Include ipa-inline.h
16164         (execute_split_functions): Update.
16165         * ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
16166         (cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
16167         (record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
16168         * ipa-inline-analysis.c (inline_node_removal_hook): Update; set
16169         estimated_growth to INT_MIN.
16170         (inline_node_duplication_hook): Likewise.
16171         (dump_inline_summary): Dump new fields.
16172         (compute_inline_parameters): Update.
16173         (estimate_edge_time, estimate_time_after_inlining,
16174         estimate_size_after_inlining, estimate_growth, inline_read_summary,
16175         inline_write_summary):
16176         (initialize_inline_failed): Move here from cgraph.c.
16177         * tree-sra.c: Include ipa-inline.h.
16178         (ipa_sra_preliminary_function_checks): Update.
16179         * Makefile.in (cgraph.o, cgraphbuild.o): Add dependency on
16180         ipa-inline.h.
16181
16182 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
16183
16184         * config/i386/sse.md (V16): New mode iterator.
16185         (VI1, VI8): Ditto.
16186         (AVXMODEQI, AVXMODEDI): Remove.
16187         (sse2, sse3): New mode attribute.
16188         (mov<mode>): Use V16 mode iterator.
16189         (*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
16190         (push<mode>1): Use V16 mode iterator.
16191         (movmisalign<mode>): Ditto.
16192         (<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
16193         <sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
16194         (*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
16195         *<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
16196         (<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
16197         avx_movdqu<avxmodesuffix>.
16198         (*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
16199         *avx_movdqu<avxmodesuffix>.
16200         (<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
16201         avx_lddqu<avxmodesuffix>.
16202         (<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
16203         (<sse2>_movnt<mode>): Merge from sse2_movntv2di and
16204         avx_movnt<AVXMODEDI:mode>.
16205         * config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
16206         renamed sse_movups, sse2_movupd and sse2_movdqu patterns.
16207
16208 2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>
16209
16210         PR target/48629
16211         * haifa-sched.c (prune_ready_list, schedule_block): Use
16212         sched_pressure_p rather than flag_sched_pressure.
16213
16214 2011-04-15  Pat Haugen  <pthaugen@us.ibm.com>
16215
16216         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
16217         cgraph_get_node instead of cgraph_get_create_node.
16218
16219 2011-04-15  Jakub Jelinek  <jakub@redhat.com>
16220
16221         * cfgexpand.c (expand_debug_expr): Use
16222         simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.
16223
16224 2011-04-15  Michael Matz  <matz@suse.de>
16225
16226         * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
16227         * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
16228         * function.c (gimplify_parameters): Ditto.
16229         * gimplify.c (gimplify_vla_decl): Ditto.
16230
16231         * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
16232         (gimple_call_set_alloca_for_var): New inline function.
16233         (gimple_call_alloca_for_var_p): Ditto.
16234         * gimple.c (gimple_build_call_from_tree): Remember
16235         CALL_ALLOCA_FOR_VAR_P state.
16236         * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.
16237
16238         * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
16239         calls if they were for VLA objects.
16240
16241 2011-04-15  Martin Jambor  <mjambor@suse.cz>
16242
16243         * ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
16244         of ADR_EXPRs.
16245
16246 2011-04-15  Martin Jambor  <mjambor@suse.cz>
16247
16248         PR middle-end/48601
16249         * tree-emutls.c (lower_emutls_function_body): Call
16250         cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
16251         result is non-NULL.
16252
16253 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
16254
16255         * c-decl.c (detect_field_duplicates): Call
16256         objc_detect_field_duplicates instead of objc_get_interface_ivars.
16257
16258 2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>
16259
16260         * gimple.h (gimple_asm_clobbers_memory_p): Declare.
16261         * gimple.c (gimple_asm_clobbers_memory_p): Define.
16262         * ipa-pure-const.c (check_stmt): Call it.
16263         * tree-ssa-operands.c (get_asm_expr_operands): Likewise.
16264
16265 2011-04-15  Richard Guenther  <rguenther@suse.de>
16266
16267         PR tree-optimization/48290
16268         * tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
16269         Properly decide inhibiting propagation based on the valueized
16270         operand.  Do loop-closed SSA form preserving here ...
16271         (init_copy_prop): ... not here.
16272
16273 2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>
16274
16275         PR target/48612
16276         * config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
16277         (*ieee_smax<mode>3): Likewise.
16278
16279 2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
16280
16281         * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
16282         Replace match_operand with match_dup for the third operand in
16283         these expanders.
16284
16285 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
16286
16287         * combine.c (subst, combine_simlify_rtx): Add new argument, use it
16288         to track processing of conditionals.  Update all callers.
16289         (try_combine, simplify_if_then_else): Update.
16290
16291 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
16292
16293         * config/m68k/m68k.c (m68k_sched_variable_issue): Handle
16294         -fsched-pressure.
16295
16296 2011-04-15  Georg-Johann Lay  <avr@gjlay.de>
16297
16298         * config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
16299         instead of match_operand for operand 3.
16300
16301 2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>
16302
16303         * recog.h (insn_operand_data): Add an "allows_mem" field.
16304         * genoutput.c (output_operand_data): Initialize it.
16305         * optabs.c (maybe_legitimize_operand_same_code): New function.
16306         (maybe_legitimize_operand): Use it when matching the original
16307         op->value.
16308
16309 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
16310
16311         * gimplify.c: Fix issues in comments throughout.
16312         (voidify_wrapper_expr): Fix long line.
16313         (build_stack_save_restore): Likewise.
16314         (gimplify_loop_expr): Likewise.
16315         (gimplify_compound_lval): Likewise.
16316         (gimplify_init_ctor_eval): Likewise.
16317         (gimplify_modify_expr_rhs): Likewise.
16318         (omp_notice_threadprivate_variable): Likewise.
16319
16320 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
16321
16322         * cfgexpand.c (expand_call_stmt): Convert the function type to the
16323         original one if this is not a builtin function.
16324
16325 2011-04-14  Jakub Jelinek  <jakub@redhat.com>
16326
16327         PR target/48605
16328         * config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
16329         offset it as needed based on top 2 bits in operands[3], change
16330         MEM mode to SFmode and mask those 2 bits away from operands[3].
16331
16332 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
16333
16334         * c-parser.c (c_parser_objc_protocol_definition): Updated for
16335         change from objc_declare_protocols() to objc_declare_protocol().
16336
16337 2011-04-14  Uros Bizjak  <ubizjak@gmail.com>
16338
16339         * config/i386/sse.md (sse4_1): New mode attribute.
16340         (<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
16341         avx_blend<ssemodesuffix><avxmodesuffix> and
16342         sse4_1_blend<ssemodesuffix> using VF mode iterator.
16343         (<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
16344         avx_blendv<ssemodesuffix><avxmodesuffix> and
16345         sse4_1_blendv<ssemodesuffix> using VF mode iterator.
16346         (<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
16347         avx_dp<ssemodesuffix><avxmodesuffix> and
16348         sse4_1_dp<ssemodesuffix> using VF mode iterator.
16349         (sse4_1_mpsadbw): Merge with *avx_mpsadbw.
16350         (sse4_1_packusdw): Merge with *avx_packusdw.
16351         (sse4_1_pblendvb): Merge with *avx_pblendvb.
16352         (sse4_1_pblendw): Merge with *avx_pblendw.
16353         (avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
16354         (<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
16355         avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
16356         VF mode iterator.
16357         (sse4_1_round<ssescalarmodesuffix>): Merge with
16358         *avx_round<ssescalarmodesuffix>.
16359         (aesenc): Merge with *avx_aesenc.
16360         (aesenclast): Merge with *avx_aesenclast.
16361         (aesdec): Merge with *avx_aesdec.
16362         (aesdeclast): Merge with *avx_aesdeclast.
16363         (pclmulqdq): Merge with *pclmulqdq.
16364         * config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
16365         New predicate.
16366         (nonimm_not_xmm0_operand_maybe_avx): Ditto.
16367
16368 2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>
16369
16370         PR middle-end/48608
16371         * cfgexpand.c (get_decl_align_unit): Renamed to ...
16372         (align_local_variable): This.  Update DECL_ALIGN.
16373         (add_stack_var): Updated.
16374         (expand_one_stack_var): Likewise.
16375
16376 2011-04-14  Richard Guenther  <rguenther@suse.de>
16377
16378         * tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
16379         Remove.
16380         (dse_initialize_block_local_data, dse_leave_block,
16381         record_voperand_set, get_stmt_uid): Likewise.
16382         (dse_possible_dead_store_p): Allow any kind of killing stmt.
16383         (dse_optimize_stmt): Remove voperand set handling code.
16384         Simplify and improve to handle any kind of killing stmt.
16385         (dse_record_phi): Remove.
16386         (dse_enter_block): Simplify.
16387         (tree_ssa_dse): Likewise.
16388         * tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.
16389
16390 2011-04-14  Jan Hubicka  <jh@suse.cz>
16391
16392         * cgraph.c (dump_cgraph_node): Do not dump inline summaries.
16393         * cgraph.h (struct inline_summary): Move to ipa-inline.h
16394         (cgraph_local_info): Remove inline_summary.
16395         * ipa-cp.c: Include ipa-inline.h.
16396         (ipcp_cloning_candidate_p, ipcp_estimate_growth,
16397         ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
16398         accesor.
16399         * lto-cgraph.c (lto_output_node): Do not stream inline summary.
16400         (input_overwrite_node): Do not set inline summary.
16401         (input_node): Do not stream inline summary.
16402         * ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
16403         (cgraph_decide_inlining_incrementally): Do not try to estimate overall
16404         growth; we do not have inline parameters computed for that anyway.
16405         (cgraph_early_inlining): After inlining compute call_stmt_sizes.
16406         * ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
16407         (inline_summary_t): New type and VECtor.
16408         (debug_inline_summary, dump_inline_summaries): Declare.
16409         (inline_summary): Use VOCtor.
16410         (estimate_edge_growth): Kill hack computing call stmt size directly.
16411         * lto-section-in.c (lto_section_name): Add inline section.
16412         * ipa-inline-analysis.c: Include lto-streamer.h
16413         (node_removal_hook_holder, node_duplication_hook_holder): New holders
16414         (inline_node_removal_hook, inline_node_duplication_hook): New functions.
16415         (inline_summary_vec): Define.
16416         (inline_summary_alloc, dump_inline_summary, debug_inline_summary,
16417         dump_inline_summaries): New functions.
16418         (estimate_function_body_sizes): Properly compute size/time of outgoing
16419         calls.
16420         (compute_inline_parameters): Alloc inline_summary; do not compute
16421         size/time of incomming calls.
16422         (estimate_edge_time): Avoid missing time summary hack.
16423         (inline_read_summary): Read inline summary info.
16424         (inline_write_summary): Write inline summary info.
16425         (inline_free_summary): Free all hooks and inline summary vector.
16426         * lto-streamer.h: Add LTO_section_inline_summary section.
16427         * Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
16428         * ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.
16429
16430 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
16431
16432         * tree-vectorizer.h (vect_strided_store_supported): Add a
16433         HOST_WIDE_INT argument.
16434         (vect_strided_load_supported): Likewise.
16435         (vect_permute_store_chain): Return void.
16436         (vect_transform_strided_load): Likewise.
16437         (vect_permute_load_chain): Delete.
16438         * tree-vect-data-refs.c (vect_strided_store_supported): Take a
16439         count argument.  Check that the count is a power of two.
16440         (vect_strided_load_supported): Likewise.
16441         (vect_permute_store_chain): Return void.  Update after above changes.
16442         Assert that the access is supported.
16443         (vect_permute_load_chain): Likewise.
16444         (vect_transform_strided_load): Return void.
16445         * tree-vect-stmts.c (vectorizable_store): Update calls after
16446         above interface changes.
16447         (vectorizable_load): Likewise.
16448         (vect_analyze_stmt): Don't check for strided powers of two here.
16449
16450 2011-04-14  Richard Guenther  <rguenther@suse.de>
16451
16452         PR tree-optimization/48590
16453         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
16454         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
16455         (call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
16456         BUILT_IN_STACK_SAVE.
16457         * tree-ssa-dce.c (propagate_necessity): Handle
16458         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
16459
16460 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
16461
16462         * c-parser.c (c_parser_objc_class_declaration): Updated call to
16463         objc_declare_class.
16464
16465 2011-04-14  Richard Guenther  <rguenther@suse.de>
16466
16467         * tree.h (get_object_alignment_1): Declare.
16468         * builtins.c (get_object_alignment_1): Split out worker from ...
16469         (get_object_alignment): ... here.
16470         * fold-const.c (get_pointer_modulus_and_residue): Use
16471         get_object_alignment_1.
16472
16473 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
16474
16475         * tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
16476         type parameter.
16477         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
16478         parameter.  Generalise code to handle arrays as well as vectors.
16479         (vect_setup_realignment): Update accordingly.
16480         * tree-vect-stmts.c (vectorizable_store): Likewise.
16481         (vectorizable_load): Likewise.
16482
16483 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
16484
16485         * tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
16486         within the per-copy loop.
16487
16488 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
16489
16490         * tree-vect-stmts.c (vectorizable_load): Print the number of copies
16491         in the dump file.
16492
16493 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
16494
16495         * doc/options.texi (Negative): Explicitly mention that the
16496         Negative chain must be circular.
16497
16498 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
16499
16500         * function.h (block_chainon): Declare.
16501         * function.c (block_chainon): Define.
16502
16503 2011-04-14  Anatoly Sokolov  <aesok@post.ru>
16504             Eric Weddington  <eric.weddington@atmel.com>
16505             Georg-Johann Lay  <avr@gjlay.de>
16506
16507         * config/avr/avr.c ("insn-codes.h", "optabs.h", "langhooks.h"):
16508         New Includes
16509         (avr_init_builtins, avr_expand_builtin,
16510         avr_expand_delay_cycles, avr_expand_unop_builtin,
16511         avr_expand_binop_builtin ): New functions.
16512         (avr_builtin_id): New enum
16513         (struct avr_builtin_description): New struct
16514         (bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
16515         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
16516
16517         * config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
16518         UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
16519         UNSPECV_DELAY_CYCLES): new enumeration values
16520         (UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
16521         ("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
16522         ("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
16523         ("*rotlqi3_4"): rename insn to "rotlqi3_4"
16524         ("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
16525         "delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
16526         "fmulsu"): New insns
16527
16528         * config/avr/avr-c.c: fix line endings
16529         (avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
16530         __BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
16531         __BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
16532         __BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
16533         __BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
16534
16535         * doc/extend.texi (AVR Built-in Functions): New node
16536         (Target Builtins): Add documentation of AVR
16537         built-in functions.
16538
16539 2011-04-14  Georg-Johann Lay  <avr@gjlay.de>
16540
16541         PR target/44643
16542         * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
16543         alone. Error if non-const data has attribute progmem.
16544
16545 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
16546
16547         * tree.h (struct tree_constructor): Include tree_typed instead of
16548         tree_common.
16549         * tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
16550         TS_TYPED instead of TS_COMMON.
16551
16552 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
16553
16554         * config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
16555         (*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
16556         (sse2_psadbw): Merge with *avx_psadbw.
16557         (ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
16558         (ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
16559         (ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
16560         (ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
16561         (ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
16562         (ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
16563         (ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
16564         (*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
16565         (ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
16566         (ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
16567         (ssse3_palignrti): Merge with *avx_palignrti.
16568
16569 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
16570
16571         * tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
16572         * tree-ssanames.c (fini_ssanames): VEC_free it.
16573         (make_ssa_name_fn): Update for VECness of free_ssanames.
16574         (release_ssa_name, release_dead_ssa_names): Likewise.
16575         * tree.h (struct tree_ssa_name): Include tree_typed instead of
16576         tree_common.
16577         * tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
16578         TS_TYPED instead of TS_COMMON.
16579
16580 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
16581
16582         * postreload-gcse.c (gcse_after_reload_main): Add calls to
16583         statistics_counter_event.
16584         * tree-ssa-copyrename.c (stats): Define.
16585         (rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
16586         statistics_counter_event.
16587         * tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
16588         (bswap_stats, widen_mul_stats): Define.
16589         (insert_reciprocals): Increment rdivs_inserted.
16590         (execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
16591         rfuncs_inserted.  Add calls to statistics_counter_event.
16592         (execute_cse_sincos_1): Increment inserted.
16593         (execute_cse_sincos): Zeroize sincos_stats.  Add call to
16594         statistics_counter_event.
16595         (execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
16596         of bswap_stats.  Add calls to statistics_counter_event.
16597         (convert_mult_to_widen): Increment widen_mults_inserted.
16598         (convert_plusminus_to_widen): Increment maccs_inserted.
16599         (convert_mult_to_fma): Increment fmas_inserted.
16600         (execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
16601         calls to statistics_counter_event.
16602
16603 2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>
16604
16605         PR rtl-optimization/48455
16606         * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
16607         `temp_costs->mem_cost'.
16608
16609 2011-04-13  Jan Hubicka  <jh@suse.cz>
16610
16611         * ipa-inline.h: New file.
16612         * ipa-inline-analysis.c: New file. Broken out of ...
16613         * ipa-inline.c: ... this file; update toplevel comment;
16614         include ipa-inline.h
16615         (inline_summary): Move to ipa-inline.h
16616         (cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
16617         ipa-inline-analysis.c.
16618         (cgraph_estimate_time_after_inlining): Rename to
16619         estiamte_time_after_inlining; move to ipa-inline-analysis.c
16620         (cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
16621         to estimate_edge_growth.
16622         (cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
16623         rename to estimate_size_after_inlining.
16624         (cgraph_mark_inline_edge): Update for new naming convention.
16625         (cgraph_check_inline_limits): Likewise.
16626         (cgraph_edge_badness): Likewise.
16627         (cgraph_decide_recursive_inlining): Likewise.
16628         (cgraph_decide_inlining_of_small_functions): Likewise.
16629         (cgraph_decide_inlining_incrementally): Likewise.
16630         (cgraph_estimate_growth): Rename to estimate_growth; move to
16631         ipa-inline-analysis.c.
16632         (eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
16633         (estimate_function_body_sizes): Move to ipa-inline-analysis.c.
16634         (compute_inline_parameters): Likewise.
16635         (compute_inline_parameters_for_current): Likewise.
16636         (pass_inline_parameters): Likewise.
16637         (inline_indirect_intraprocedural_analysis): Likewise.
16638         (analyze_function): Rename to inline_analyze_function; likewise.
16639         (add_new_function): Move to ipa-inline-analysis.c.
16640         (inline_generate_summary): Likewise.
16641         (inline_read_summary): Likewise.
16642         (inline_write_summary): Likewise.
16643         * Makefile.in (ipa-inline-analysis.c): New file.
16644
16645 2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16646
16647         * configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
16648         * configure: Regenerate.
16649
16650 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
16651
16652         * tree.h (struct tree_int_cst, struct real_value): Include tree_typed
16653         instead of tree_common.
16654         (struct tree_fixed_cst, struct tree_string, struct tree_complex):
16655         Likewise.
16656         * tree.c (initialize_tree_contains_struct): Mark such nodes as being
16657         TS_TYPED rather than TS_COMMON.
16658         * print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.
16659
16660 2011-04-01  Georg-Johann Lay  <avr@gjlay.de>
16661
16662         PR target/45263
16663         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
16664         r20 around calls of __tablejump_elpm__
16665
16666 2011-04-13  Jakub Jelinek  <jakub@redhat.com>
16667
16668         PR middle-end/48591
16669         * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
16670         NULL.
16671         (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
16672
16673 2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>
16674
16675         * dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
16676         (dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
16677         (cfi_vec): New typedef.
16678         (struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
16679         dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
16680         (cie_cfi_vec): New static variable.
16681         (cie_cfi_head): Delete.
16682         (add_cfi): Accept a cfi_vec * as first argument. All callers and
16683         declaration changed. Use vector rather than list operations.
16684         (new_cfi): Don't initialize the dw_cfi_next field.
16685         (add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
16686         rather than list operations.
16687         (lookup_cfa): Use vector rather than list operations.
16688         (output_cfis): New argument upto. Accept a cfi_vec rather than
16689         a dw_cfi_ref list head as argument. All callers changed.
16690         Iterate over the vector using upto as a maximum index.
16691         (output_all_cfis): New static function.
16692         (output_fde): Use vector rather than list operations. Use the
16693         new upto argument for output_cfis rather than manipulating a
16694         list.
16695         (dwarf2out_begin_prologue): Change initializations to match
16696         new struct members.
16697         (dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
16698         from the vector length rather than searching for the end of a list.
16699         Use output_all_cfis.
16700         (convert_cfa_to_fb_loc_list): Use vector rather than list operations.
16701
16702 2011-04-13  Nick Clifton  <nickc@redhat.com>
16703
16704         * config/rx/rx.md (movmemsi): Do not use this pattern when
16705         volatile pointers are involved.
16706
16707 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
16708
16709         * config/i386/sse.md (pinsrbits): Remove.
16710         (sse2_packsswb): Merge with *avx_packsswb.
16711         (sse2_packssdw): Merge with *avx_packssdw.
16712         (sse2_packuswb): Merge with *avx_packuswb.
16713         (vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
16714         (vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
16715         (vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
16716         (vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
16717         (vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
16718         (vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
16719         (*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
16720         (*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
16721         (*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
16722         (*sse4_1_pinsrq): Merge with *avx_pinsrq.
16723         (sse2_loadld): Merge with *avx_loadld.
16724         (*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
16725         (*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
16726         (*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
16727         (*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
16728         (vec_concatv2di): Merge with *vec_concatv2di_avx.
16729
16730 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
16731
16732         * c-decl.c (union lang_tree_node): Check for TS_COMMON before
16733         calling TREE_CHAIN.
16734         * print-tree.c (print_node): Likewise.
16735         * tree-inline.c (copy_tree_r): Likewise.
16736         * c-lang.c (LANG_HOOKS_INIT_TS): Define.
16737         * lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
16738         instead of TS_COMMON.
16739         * lto-streamer-out.c (lto_output_tree_pointers): Likewise.
16740         * tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
16741         (copy_node_stat): Zero TREE_CHAIN only if necessary.
16742         (MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
16743         (MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
16744         ...and these...
16745         (MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
16746         * tree.h: ...here.
16747         (TREE_CHAIN): Check for a TS_COMMON structure.
16748         (TREE_TYPE): Check for a TS_TYPED structure.
16749
16750 2011-04-12  Pat Haugen  <pthaugen@us.ibm.com>
16751
16752         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
16753         cgraph_get_create_node instead of cgraph_node.
16754
16755 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
16756
16757         * c-parser.c (c_parser_initelt): Updated call to
16758         objc_build_message_expr.
16759         (c_parser_postfix_expression): Likewise.
16760
16761 2011-04-12  Kai Tietz  <ktietz@redhat.com>
16762
16763         * config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
16764         MASK_MS_BITFIELD_LAYOUT bit.
16765
16766 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
16767
16768         * combine.c (update_cfg_for_uncondjump): Instead of testing at_end
16769         assert it is always true.
16770         (try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
16771         moves.
16772
16773 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
16774
16775         * c-parser.c (c_lex_one_token): Rewritten conditional used when
16776         compiling Objective-C to be more efficient.
16777
16778 2011-04-12  Axel Freyn  <axel-freyn@gmx.de>
16779
16780         * opts-common.c (decode_cmdline_options_to_array): Remove variable
16781         argv_copied.
16782
16783 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
16784
16785         * recog.h, genoutput.c, optabs.c: Revert last patch.
16786
16787 2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
16788
16789         PR target/48090
16790         * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
16791
16792 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
16793
16794         * recog.h (insn_operand_data): Add an "allows_mem" field.
16795         * genoutput.c (output_operand_data): Initialize it.
16796         * optabs.c (maybe_legitimize_operand_same_code): New function.
16797         (maybe_legitimize_operand): Use it when matching the original
16798         op->value.
16799
16800 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
16801
16802         * genpreds.c (process_define_predicate): Move most processing
16803         to gensupport.c.  Continue to validate the expression.
16804         * genrecog.c (did_you_mean_codes, compute_predicate_codes)
16805         (process_define_predicate): Move processing to gensupport.c.
16806         (main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
16807         * gensupport.c (did_you_mean_codes): Moved from genrecog.c.
16808         (compute_predicate_codes): Moved from genrecog.c.  Add lineno
16809         argument.
16810         (valid_predicate_name_p): New function, split out from old
16811         genpreds.c:process_define_predicate.
16812         (process_define_predicate): New function, combining code from
16813         old genpreds.c and genrecog.c functions.
16814         (process_rtx): Call it for DEFINE_PREDICATE and
16815         DEFINE_SPECIAL_PREDICATE.
16816
16817 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
16818
16819         * config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
16820         size of a '%A' memory reference.
16821         (T_DREG, T_QREG): New neon_builtin_type_bits.
16822         (arm_init_neon_builtins): Assert that the load and store operands
16823         are neon_struct_operands.
16824         (locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
16825         (NEON_ARG_MEMORY): New builtin_arg.
16826         (neon_dereference_pointer): New function.
16827         (arm_expand_neon_args): Add a neon_builtin_type_bits argument.
16828         Handle NEON_ARG_MEMORY.
16829         (arm_expand_neon_builtin): Update after above interface changes.
16830         Use NEON_ARG_MEMORY for loads and stores.
16831         * config/arm/predicates.md (neon_struct_operand): New predicate.
16832         * config/arm/iterators.md (V_two_elem): Tweak formatting.
16833         (V_three_elem): Use BLKmode for accesses that have no associated mode.
16834         (V_four_elem): Tweak formatting.
16835         * config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
16836         (neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
16837         (neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
16838         (neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
16839         (neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
16840         (neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
16841         (neon_vst4<mode>): Replace pointer operand with a memory operand.
16842         Use %A in the output template.
16843         (neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
16844         (neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
16845         (neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
16846         the width of the memory access.  Remove post-increment.
16847         * config/arm/neon-testgen.ml: Allow addresses to have an alignment.
16848
16849 2011-04-12  Nick Clifton  <nickc@redhat.com>
16850
16851         * config/v850/v850.c (expand_prologue): Do not use the CALLT
16852         instruction for interrupt handlers if the target is the basic V850
16853         architecture.
16854         (expand_epilogue): Likewise.
16855
16856 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
16857
16858         PR rtl-optimization/48549
16859         * combine.c (propagate_for_debug): Also stop after BB_END of
16860         this_basic_block.  Process LAST and just stop processing after it.
16861         (combine_instructions): If last_combined_insn has been deleted,
16862         set last_combined_insn to its PREV_INSN.
16863
16864 2011-04-12  Richard Guenther  <rguenther@suse.de>
16865
16866         PR tree-optimization/46076
16867         * gimple.h (struct gimple_statement_call): Add fntype field.
16868         (gimple_call_fntype): Adjust.
16869         (gimple_call_set_fntype): New function.
16870         * gimple.c (gimple_build_call_1): Set the call function type.
16871         * gimplify.c (gimplify_call_expr): Preserve the function
16872         type the frontend used for the call.
16873         (gimplify_modify_expr): Likewise.
16874         * lto-streamer-in.c (input_gimple_stmt): Input the call stmts
16875         function type.
16876         * lto-streamer-out.c (output_gimple_stmt): Output the call stmts
16877         function type.
16878         * tree-ssa.c (useless_type_conversion_p): Function pointer
16879         conversions are useless.
16880
16881 2011-04-12  Martin Jambor  <mjambor@suse.cz>
16882
16883         * cgraph.h (cgraph_node): Remove function declaration.
16884         (cgraph_create_node): Declare.
16885         (cgraph_get_create_node): Likewise.
16886         * cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
16887         Updated all callers.
16888         (cgraph_node): Renamed to cgraph_create_node, assert that a node for
16889         the decl does not already exist.  Call cgraph_get_create_node instead
16890         of cgraph_node.
16891         (cgraph_get_create_node): New function.
16892         (cgraph_same_body_alias): Update comment.
16893         (cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
16894         assert it does not return NULL.
16895         (cgraph_update_edges_for_call_stmt): Likewise.
16896         (cgraph_clone_edge): Likewise.
16897         (cgraph_create_virtual_clone): Likewise.
16898         (cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
16899         instead of cgraph_node.
16900         (cgraph_add_new_function): Call cgraph_create_node or
16901         cgraph_get_create_node instead of cgraph_node.
16902         * cgraphbuild.c (record_reference): Call cgraph_get_create_node
16903         instead of cgraph_node.
16904         (record_eh_tables): Likewise.
16905         (mark_address): Likewise.
16906         (mark_load): Likewise.
16907         (build_cgraph_edges): Call cgraph_get_create_node instead
16908         of cgraph_node.
16909         (rebuild_cgraph_edges): Likewise.
16910         * cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
16911         instead of cgraph_node.
16912         (cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
16913         cgraph_node.
16914         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
16915         cgraph_create_node instead of cgraph_node.
16916         * c-decl.c (finish_function): Call cgraph_get_create_node instead
16917         of cgraph_node.
16918         * lto-cgraph.c (input_node): Likewise.
16919         * lto-streamer-in.c (input_function): Likewise.
16920         * varasm.c (mark_decl_referenced): Likewise.
16921         (assemble_alias): Likewise.
16922
16923 2011-04-12  Martin Jambor  <mjambor@suse.cz>
16924
16925         * tree-inline.c (tree_function_versioning): Call cgraph_get_node
16926         instead of cgraph_node and assert it does not return NULL.
16927         * lto-streamer-in.c (lto_read_body): Likewise.
16928         * omp-low.c (new_omp_context): Likewise.
16929         (create_task_copyfn): Likewise.
16930         * tree-emutls.c (lower_emutls_function_body): Likewise.
16931         * matrix-reorg.c (transform_allocation_sites): Likewise.
16932
16933 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
16934
16935         PR c/48552
16936         * c-typeck.c (build_asm_expr): Error out on attempts to use
16937         void type outputs or inputs for constraints that allow reg or
16938         don't allow memory.
16939
16940 2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
16941             Richard Earnshaw  <rearnsha@arm.com>
16942
16943         PR target/48250
16944         * config/arm/arm.c (arm_legitimize_reload_address): Update cases
16945         to use sign-magnitude offsets. Reject unsupported unaligned
16946         cases. Add detailed description in comments.
16947         * config/arm/arm.md (reload_outdf): Disable for ARM mode; change
16948         condition from TARGET_32BIT to TARGET_ARM.
16949
16950 2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>
16951
16952         * tree.h (struct typed_tree): New.
16953         (struct tree_common): Include it instead of tree_base.
16954         (TREE_TYPE): Update for new location of type field.
16955         (TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
16956         (DECL_USER_ALIGN, DECL_PACKED): Likewise.
16957         (union tree_node): Add typed field.
16958         * treestruct.def (TS_TYPED): New.
16959         * lto-streamer.c (check_handled_ts_structures): Handle it.
16960         * tree.c (MARK_TS_TYPED): New macro.
16961         (MARK_TS_COMMON): Call it instead of MARK_TS_BASE.
16962
16963 2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>
16964
16965         * cfghooks.c (redirect_edge_and_branch_force): Localize variable.
16966         (force_nonfallthru): Do not alter the loop nest if no basic block
16967         was created.
16968
16969 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
16970
16971         * config/i386/sse.md (VI): New mode iterator.
16972         (SSEMODEI): Remove.
16973         (AVX256MODEI): Ditto.
16974         (AVXMODEF4P): Ditto.
16975         (avxvecpsmode): Ditto.
16976         (one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
16977         (sse2_andnot<mode>3): New expander.
16978         (*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
16979         *avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
16980         (<any_logic:code><mode>3): Use VI mode iterator.
16981         (*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
16982         and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
16983         (*andnottf3): Handle AVX three-operand constraints.
16984         (*<any_logic:code>tf3): Handle AVX three-operand constraints.
16985
16986 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
16987             Robert Millan  <rmh@gnu.org>
16988
16989         * config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
16990         * config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
16991         GNU_USER_DYNAMIC_LINKER64): Define.
16992         (REG_NAME): Don't undefine.
16993         (MD_UNWIND_SUPPORT): Undefine.
16994         * config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
16995         (REG_NAME): Don't undefine.
16996         (MD_UNWIND_SUPPORT): Undefine.
16997         * config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.
16998
16999 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
17000
17001         * config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
17002         (CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.
17003
17004 2011-04-11  Xinliang David Li  <davidxl@google.com>
17005
17006         * value-profile.c (check_ic_target): New function.
17007         (gimple_ic_transform): Sanity check indirect call target.
17008         * gimple-low.c (gimple_check_call_args): Interface change.
17009         (gimple_check_call_matching_types): New function.
17010         * tree-inline.c (tree_can_inline_p): Call new function.
17011
17012 2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>
17013
17014         * Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
17015         tree-pretty-print.h & realmpfr.h.
17016
17017 2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>
17018
17019         PR middle-end/48464
17020         * ira.c (setup_pressure_classes): Fix typo in loop condition.
17021         (setup_allocno_and_important_classes): Ditto.
17022
17023 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
17024
17025         * config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
17026         GNU_USER_DYNAMIC_LINKER.
17027         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
17028         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
17029         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
17030         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
17031         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
17032         GNU_USER_TARGET_OS_CPP_BUILTINS.
17033         * config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
17034         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
17035         * config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
17036         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
17037         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
17038         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
17039         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
17040         GNU_USER_TARGET_OS_CPP_BUILTINS.
17041         * config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
17042         GNU_USER_DYNAMIC_LINKER.
17043         * config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
17044         GNU_USER_TARGET_OS_CPP_BUILTINS.
17045         * config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
17046         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
17047         * config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
17048         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
17049         * config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
17050         * config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
17051         GNU_USER_DYNAMIC_LINKER64): Remove.
17052         * config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
17053         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
17054         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
17055         GNU_USER_DYNAMIC_LINKER.
17056         * config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
17057         GNU_USER_TARGET_OS_CPP_BUILTINS.
17058         * config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
17059         GNU_USER_TARGET_OS_CPP_BUILTINS.
17060         * config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
17061         to GNU_USER_TARGET_OS_CPP_BUILTINS.
17062         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
17063         GNU_USER_TARGET_OS_CPP_BUILTINS.
17064         (LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
17065         (LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
17066         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
17067         * config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
17068         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
17069         * config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
17070         GNU_USER_DYNAMIC_LINKER.
17071         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
17072         GNU_USER_TARGET_OS_CPP_BUILTINS.
17073         * config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
17074         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
17075         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
17076         GNU_USER_DYNAMIC_LINKER.
17077         * config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
17078         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
17079         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
17080         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
17081         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
17082         GNU_USER_DYNAMIC_LINKER.
17083         * config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
17084         GNU_USER_DYNAMIC_LINKERN32.
17085         (LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
17086         GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
17087         GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
17088         GNU_USER_DYNAMIC_LINKER32.
17089         * config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
17090         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
17091         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
17092         GNU_USER_DYNAMIC_LINKER.
17093         * config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
17094         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
17095         * config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
17096         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
17097         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
17098         * config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
17099         GNU_USER_DYNAMIC_LINKER32.
17100         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
17101         * config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
17102         GNU_USER_DYNAMIC_LINKER.
17103         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
17104         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
17105         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
17106         GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
17107         GNU_USER_DYNAMIC_LINKER64.
17108         * config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
17109         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
17110         (SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
17111         GNU_USER_DYNAMIC_LINKER.
17112         * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
17113         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
17114         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
17115         GNU_USER_DYNAMIC_LINKER.
17116         * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
17117         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
17118         (LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
17119         GNU_USER_DYNAMIC_LINKER32.
17120         (LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
17121         GNU_USER_DYNAMIC_LINKER64.
17122         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
17123         GNU_USER_DYNAMIC_LINKER64.
17124         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
17125         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
17126         * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
17127         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
17128         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
17129
17130 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
17131
17132         * config/i386/gnu-user.h: Copy from linux.h.  Update comments.
17133         (LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
17134         (SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
17135         GNU_USER_DYNAMIC_LINKER.
17136         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
17137         * config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
17138         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
17139         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
17140         GNU_USER_DYNAMIC_LINKER64.
17141         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
17142         * config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
17143         GNU_USER_LINK_EMULATION.
17144         * config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
17145         DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
17146         ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
17147         MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
17148         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
17149         CPP_SPEC, CC1_SPEC): Remove.
17150         (LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
17151         (GNU_USER_DYNAMIC_LINKER): Define.
17152         (ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
17153         ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
17154         ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
17155         LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
17156         TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
17157         STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
17158         TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
17159         * config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
17160         CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
17161         TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
17162         LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
17163         LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
17164         (GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
17165         (STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
17166         TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
17167         TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
17168         * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
17169         GNU_USER_DYNAMIC_LINKER.
17170         * config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
17171         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
17172         * config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
17173         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
17174         * config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
17175         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
17176         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
17177         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
17178         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
17179         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.
17180
17181 2011-04-11  Kai Tietz  <ktietz@redhat.com>
17182
17183         PR target/9601
17184         PR target/11772
17185         * config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
17186         * config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
17187         comment.
17188         (ix86_is_msabi_thiscall): Removed.
17189         (ix86_is_type_thiscall): Likewise.
17190         (ix86_get_callcvt): New function.
17191         (ix86_comp_type_attributes): Simplify check.
17192         (ix86_function_regparm): Use ix86_get_callcvt for calling
17193         convention attribute checks.
17194         (ix86_return_pops_args): Likewise.
17195         (ix86_static_chain): Likewise.
17196         (x86_this_parameter): Likewise.
17197         (x86_output_mi_thunk): Likewise.
17198         (ix86_function_type_abi): Optimize check for types without attributes.
17199         * config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
17200         IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
17201         IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
17202         by flag-values.
17203         (IX86_BASE_CALLCVT): Helper macro.
17204         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
17205         Use ix86_get_callcvt for calling convention attribute checks and avoid
17206         symbol-decoration for stdcall in TARGET_RTD case.
17207         * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
17208         Likewise.
17209         (gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
17210         for declaration.
17211
17212 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
17213
17214         * config/i386/sse.md (VI_128): New mode iterator.
17215         (VI12_128): Rename from SSEMODE12.
17216         (VI14_128): Rename from SSEMODE14.
17217         (VI124_128): New mode iterator.
17218         (VI24_128): Rename from SSEMODE248.
17219         (VI248_128): Rename from SSEMODE248.
17220         (SSEMODE124C8): Remove.
17221         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
17222         (*sse2_<plusminus_insn><mode>3): Merge with
17223         *avx_<plusminus_insn><mode>3.
17224         (*mulv8hi3): Merge with *avx_mulv8hi3.
17225         (*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
17226         (*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
17227         (*sse2_pmaddwd): Merge with *avx_pmaddwd.
17228         (*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
17229         (ashr<mode>3): Merge with *avx_ashr<mode>3.
17230         (lshr<mode>3): Merge with *avx_lshr<mode>3.
17231         (ashl<mode>3): Merge with *avx_ashl<mode>3.
17232         (sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
17233         (sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
17234         (*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
17235         (*<smaxmin:code>v8hi3): Ditto.
17236         (*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
17237         (*<smaxmin:code>v16qi3): Ditto.
17238         (*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
17239         (*sse2_eq<mode>3): Ditto.
17240         (*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
17241         (*sse2_gt<mode>3): Ditto.
17242         (vcondv2di): Split out of vcond<mode>.
17243         (vconduv2di): Split out of vcondu<mode>.
17244
17245 2011-04-11  Richard Guenther  <rguenther@suse.de>
17246
17247         * gimplify.c (gimple_fold_indirect_ref): Check host_integerp
17248         before calling tree_low_cst.
17249
17250 2011-04-11  Richard Guenther  <rguenther@suse.de>
17251
17252         * stor-layout.c (layout_type): Compute all array index size operations
17253         in the original type.
17254         (initialize_sizetypes): Add comment.
17255         (set_sizetype): Do not set TREE_TYPE of a TREE_VEC.
17256
17257 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
17258
17259         * common.opt (Tbss=, Tdata=, Ttext=): New options.
17260
17261 2011-04-11  Martin Jambor  <mjambor@suse.cz>
17262
17263         * cgraph.c (cgraph_local_info): Call cgraph_get_node instead
17264         of cgraph_node, handle NULL return value.
17265         (cgraph_global_info): Likewise.
17266         (cgraph_rtl_info): Likewise.
17267         * tree-inline.c (estimate_num_insns): Likewise.
17268         * gimplify.c (unshare_body): Likewise.
17269         (unvisit_body): Likewise.
17270         (gimplify_body): Likewise.
17271         * predict.c (optimize_function_for_size_p): Likewise.
17272         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
17273         (call_may_clobber_ref_p_1): Likewise.
17274         * varasm.c (function_section_1): Likewise.
17275         (assemble_start_function): Likewise.
17276
17277 2011-04-11  Martin Jambor  <mjambor@suse.cz>
17278
17279         * except.c (set_nothrow_function_flags): Call cgraph_get_node instead
17280         of cgraph_node.
17281         * final.c (rest_of_clean_state): Likewise.
17282         * gimple-iterator.c (update_call_edge_frequencies): Likewise.
17283         * passes.c (pass_init_dump_file): Likewise.
17284         (execute_all_ipa_transforms): Likewise.
17285         (function_called_by_processed_nodes_p): Likewise.
17286         * predict.c (maybe_hot_frequency_p): Likewise.
17287         (probably_never_executed_bb_p): Likewise.
17288         (compute_function_frequency): Likewise.
17289         * tree-nested.c (check_for_nested_with_variably_modified): Likewise.
17290         (unnest_nesting_tree_1): Likewise.
17291         (lower_nested_functions): Likewise.
17292         * tree-optimize.c (execute_fixup_cfg): Likewise.
17293         (tree_rest_of_compilation): Likewise.
17294         * tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
17295         * tree-sra.c (ipa_early_sra): Likewise.
17296         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
17297         * config/i386/i386.c (ix86_compute_frame_layout): Likewise.
17298         * ipa.c (record_cdtor_fn): Likewise.
17299         * ipa-inline.c (cgraph_early_inlining): Likewise.
17300         (compute_inline_parameters_for_current): Likewise.
17301         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
17302         * ipa-pure-const.c (local_pure_const): Likewise.
17303         * ipa-split.c (split_function): Likewise.
17304         (execute_split_functions): Likewise.
17305         * cgraphbuild.c (build_cgraph_edges): Likewise.
17306         (rebuild_cgraph_edges): Likewise.
17307         (cgraph_rebuild_references): Likewise.
17308         (remove_cgraph_callee_edges): Likewise.
17309         * cgraphunit.c (cgraph_mark_if_needed): Likewise.
17310         (verify_cgraph_node): Likewise.
17311         (cgraph_analyze_functions): Likewise.
17312         (cgraph_preserve_function_body_p): Likewise.
17313         (save_inline_function_body): Likewise.
17314         (save_inline_function_body): Likewise.
17315         * tree-inline.c (copy_bb): Likewise.
17316         (optimize_inline_calls): Likewise.
17317
17318 2011-04-11  Martin Jambor  <mjambor@suse.cz>
17319
17320         PR tree-optimization/48195
17321         * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
17322         ipa_check_create_edge_args.
17323         (ipcp_generate_summary): Do not call ipa_check_create_node_params and
17324         ipa_check_create_edge_args.
17325         * ipa-inline.c (inline_generate_summary): Do not call
17326         ipa_check_create_node_params and ipa_check_create_edge_args.
17327         * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
17328         ipa_check_create_edge_args.
17329
17330 2011-04-09  Anatoly Sokolov  <aesok@post.ru>
17331
17332         * expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
17333         instead of loop.
17334         * sel-sched.c (mark_unavailable_hard_regs): Likewise.
17335         * function.c (record_hard_reg_sets): Likewise.
17336         * ira.c (compute_regs_asm_clobbered): Likewise.
17337         * sched-deps.c (sched_analyze_1): Likewise.
17338         * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.
17339
17340 2011-04-09  Xinliang David Li  <davidxl@google.com>
17341
17342         PR tree-optimization/PR48484
17343         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
17344         has_valid_pred lazily
17345
17346 2011-04-09  Duncan Sands  <baldrick@free.fr>
17347
17348         * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
17349
17350 2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>
17351
17352         * combine.c (combine_validate_cost): Adjust comments.  Set registered
17353         cost of I0 to zero at the end, if any.
17354
17355 2011-04-08  Xinliang David Li  <davidxl@google.com>
17356
17357         * ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
17358         to insane profile data.
17359
17360 2011-04-08  Xinliang David Li  <davidxl@google.com>
17361
17362         * ipa-cp.c (ipcp_update_profiling): Correct
17363          negative scale factor due to insane profile data.
17364
17365 2011-04-08  Xinliang David Li  <davidxl@google.com>
17366
17367         * final.c (dump_basic_block_info): New function.
17368         (final): Dump basic block.
17369         (final_scan_insn): Remove old dump.
17370
17371 2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
17372
17373         PR target/47829
17374         * config.gcc (i386-*-freebsd): Disable unwind table generation for
17375         crtbegin/crtend.
17376
17377 2011-04-08  Michael Matz  <matz@suse.de>
17378
17379         PR middle-end/48389
17380         * jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
17381         functions.
17382         (rebuild_jump_labels): Call rebuild_jump_labels_1.
17383         * rtl.h (rebuild_jump_labels_chain): Declare.
17384         * cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
17385         insns inserted on edges.
17386
17387 2011-04-08  Joseph Myers  <joseph@codesourcery.com>
17388
17389         * config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
17390         * config/arm/arm-arches.def: New.
17391         * config/arm/arm-opts.h: New.
17392         * config/arm/genopt.sh: New.
17393         * config/arm/arm-tables.opt: New (generated).
17394         * config/arm/arm.c (arm_handle_option, arm_target_help,
17395         TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
17396         (all_architectures): Get most table contents from arm-arches.def.
17397         (arm_option_override): Set arm_selected_arch, arm_selected_cpu and
17398         arm_selected_tune here.
17399         * config/arm/arm.h (enum processor_type): Move to arm-opts.h.
17400         * config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
17401         (march=, mcpu=, mtune=): Use Enum and Var.
17402         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
17403         (arm.o): Update dependencies.
17404
17405 2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>
17406
17407         * gengtype.c (write_typed_alloc_def): New argument f. Use it instead
17408         of header_file.
17409         (write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
17410         (write_typed_alloc_defns): Likewise.
17411         (main): Calls write_typed_alloc_defns with output_header.
17412
17413 2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>
17414
17415         PR inline-asm/48435
17416         * ira-color.c (setup_profitable_hard_regs): Add comments.
17417         Don't take prohibited hard regs into account.
17418         (setup_conflict_profitable_regs): Rename to
17419         get_conflict_profitable_regs.
17420         (check_hard_reg_p): Check prohibited hard regs.
17421
17422 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
17423
17424         * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
17425         * config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
17426         * config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.
17427
17428 2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
17429
17430         PR target/48366
17431         * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
17432         move from floating point to shift amount register.
17433         (emit_move_sequence): Remove secondary reload support for floating
17434         point to shift amount amount register copies.
17435         (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
17436         amount register copies.
17437         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
17438         register, return false if mode isn't a scalar integer mode.
17439         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
17440
17441 2011-04-08  Richard Guenther  <rguenther@suse.de>
17442
17443         * gimple.c (gimple_call_flags): Remove kludge.
17444
17445 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
17446
17447         * sel-sched.c (sel_region_init): Move call to
17448         sel_setup_region_sched_flags after setup_current_loop_nest.
17449
17450 2011-04-08  Andrey Belevantsev  <abel@ispras.ru>
17451
17452         PR rtl-optimization/48272
17453         * sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
17454         init_insn_reg_pressure_info.  Adjust a caller.
17455         * sched-int.h (init_insn_reg_pressure_info): Declare.
17456         * haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
17457         when sched-pressure is enabled.
17458
17459 2011-04-08  Richard Guenther  <rguenther@suse.de>
17460
17461         * gimple.c (gimple_set_modified): Do not queue calls to
17462         MODIFIED_NORETURN_CALLS here ...
17463         * tree-ssa-operands.c (update_stmt_operands): ... but here.
17464
17465 2011-04-08  Richard Guenther  <rguenther@suse.de>
17466
17467         PR lto/48467
17468         * toplev.c (lang_dependent_init): Do not open asm_out_file
17469         in WPA mode, nor perform debug machinery initialization.
17470         (finalize): Do not unlink asm_out_file in WPA mode.
17471
17472 2011-04-08  Richard Guenther  <rguenther@suse.de>
17473
17474         * gimple.h (gimple_call_fntype): New function.
17475         (gimple_call_return_type): Use it.
17476         * expr.c (expand_expr_real_1): Use gimple_call_fntype.
17477         * gimple-low.c (gimple_check_call_args): Likewise.
17478         * gimple.c (gimple_call_flags): Likewise.
17479         (gimple_call_arg_flags): Likewise.
17480         (gimple_call_return_flags): Likewise.
17481         * tree-cfg.c (verify_gimple_call): Likewise.
17482         (do_warn_unused_result): Likewise.
17483         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
17484         * value-prof.c (gimple_ic_transform): Fix fndecl check.
17485
17486 2011-04-08  Dmitry Melnik  <dm@ispras.ru>
17487
17488         PR rtl-optimization/48235
17489         * sel-sched.c (code_motion_process_successors): Recompute the last
17490         insn in basic block if control flow changed.
17491         (code_motion_path_driver): Ditto.  Recompute the first insn as well.
17492         Update condition for ilist_remove.
17493
17494 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
17495
17496         PR rtl-optimization/48302
17497         * sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
17498         * sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
17499         it to record added preheader blocks.
17500         * sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
17501         on to sel_add_loop_preheaders.
17502         (sel_region_init): Move call to setup_current_loop_nest after
17503         sel_init_bbs.
17504
17505 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
17506
17507         PR target/48273
17508         * cfgloop.h (loop_has_exit_edges): New helper.
17509         * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
17510         non-clonable.
17511         * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
17512         that have no exit edges.
17513
17514 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
17515
17516         PR rtl-optimization/48442
17517         * sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
17518         all callers.  Adjust assert.
17519
17520 2011-04-08  Jakub Jelinek  <jakub@redhat.com>
17521
17522         PR tree-optimization/48377
17523         * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
17524         is_packed to true even for types with smaller TYPE_ALIGN than
17525         TYPE_SIZE.
17526
17527 2011-04-08  Richard Guenther  <rguenther@suse.de>
17528
17529         PR bootstrap/48513
17530         * doc/tm.texi: Re-generate.
17531
17532 2011-04-08  Wei Guozhi  <carrot@google.com>
17533
17534         PR target/47855
17535         * config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
17536         * config/arm/arm.c (arm_attr_length_push_multi): New function.
17537         * config/arm/arm.md (*push_multi): Change the length computation to
17538         call a C function.
17539
17540 2011-04-08  Anatoly Sokolov  <aesok@post.ru>
17541
17542         * doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
17543         (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
17544         * doc/tm.texi: Regenerate.
17545         * system.h (ASM_OUTPUT_BSS): Poison.
17546         * varasm.c (asm_output_bss): Remove function.
17547         (emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.
17548
17549         * config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
17550         * config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
17551         * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
17552         * config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
17553         Likewise.
17554         * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
17555         Likewise.
17556         * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
17557         Likewise.
17558         * config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
17559
17560 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
17561
17562         * config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
17563         EnumValue lines.
17564
17565 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
17566
17567         * config/m68k/m68k.c (m68k_handle_option): Don't handle
17568         OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
17569         OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
17570         OPT_mcpu32.
17571         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
17572         handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
17573         -m68030, -m68040, -m68060, -mcpu32 and -m68332.
17574         * config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
17575         m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
17576         * config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
17577         (MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
17578         (MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
17579         options.  Don't map other m68k options manually.  Don't handle
17580         old-style options as canonical.
17581         (MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
17582         * doc/install.texi (m68k-*-*): Document binutils version requirement.
17583
17584 2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>
17585
17586         * basic-block.h (force_nonfallthru): Move to...
17587         * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
17588         (force_nonfallthru): ...here.
17589         * cfghooks.c (force_nonfallthru): New function.
17590         * cfgrtl.c (force_nonfallthru): Rename into...
17591         (rtl_force_nonfallthru): ...this.
17592         (commit_one_edge_insertion): Do not set AUX field.
17593         (commit_edge_insertions): Do not discover new basic blocks.
17594         (rtl_cfg_hooks): Add rtl_force_nonfallthru.
17595         (cfg_layout_rtl_cfg_hooks): Likewise.
17596         * function.c (thread_prologue_and_epilogue_insns): Remove bogus
17597         ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
17598         * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.
17599
17600 2011-04-07  Anatoly Sokolov  <aesok@post.ru>
17601
17602         * config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
17603         Remove macros.
17604
17605 2011-04-07  Uros Bizjak  <ubizjak@gmail.com>
17606
17607         * config/i386/sse.md: Update copyright year.
17608         (avxcvtvecmode): Remove.
17609         (sse_movhlps): Merge with *avx_movhlps.
17610         (sse_movlhps): Merge with *avx_movlhps.
17611         (vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
17612         (vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
17613         (sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
17614         (sse_loadhps): Merge with *avx_loadhps.
17615         (sse_storelps): Merge with *avx_storelps.
17616         (sse_loadlps): Merge with *avx_loadlps.
17617         (sse_movss): Merge with *avx_movss.
17618         (*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
17619         (*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
17620         (*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
17621         (*vec_set<mode>_0_sse2): Split multi-unit alternative.
17622         (vec_set<mode>_0): Ditto.
17623         (*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
17624         (sse4_1_insertps): Merge with *avx_insertps.
17625         (*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
17626         (*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
17627         (vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
17628         (sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
17629         (sse2_storehpd): Merge with *avx_storehpd.
17630         (sse2_loadhpd): Merge with *avx_loadhpd.
17631         (sse2_loadlpd): Merge with *avx_loadlpd.
17632         (sse2_movsd): Merge with *avx_movsd.
17633         (*vec_concatv2df): Merge with *vec_concatv2df.
17634
17635 2011-04-07  Jakub Jelinek  <jakub@redhat.com>
17636
17637         PR debug/48343
17638         * combine.c (combine_instructions): Add last_combined_insn,
17639         update it if insn is after it, pass it to all try_combine calls.
17640         (try_combine): Add last_combined_insn parameter, pass it instead of
17641         i3 to propagate_for_debug.
17642
17643 2011-04-07  Nick Clifton  <nickc@redhat.com>
17644
17645         * config/mn10300/mn10300.md (movqi_internal): Add alternatives
17646         to handle MDR <-> data register transfers.
17647         (movhi_internal): Likewise.
17648
17649 2011-04-07  Alan Modra  <amodra@gmail.com>
17650
17651         * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
17652         previous stack info.
17653
17654 2011-04-07  Tom de Vries  <tom@codesourcery.com>
17655
17656         PR target/43920
17657         * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
17658         flow_find_cross_jump.  Swap variables to implement backward replacement.
17659         (try_crossjump_bb): Add argument to try_crossjump_to_edge.
17660
17661 2011-04-07  Tom de Vries  <tom@codesourcery.com>
17662
17663         PR target/43920
17664         * cfgcleanup.c (walk_to_nondebug_insn): New function.
17665         (flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
17666         and bb2.
17667         (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
17668         src1 or src2.  Redirect edges to the last basic block.  Update
17669         frequency and count on multiple basic blocks in case of fallthru.
17670
17671 2011-04-07  Tom de Vries  <tom@codesourcery.com>
17672
17673         PR target/43920
17674         * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
17675         function.
17676         (old_insns_match_p): Change return type.  Replace return false/true
17677         with return dir_none/dir_both.  Use can_replace_by.
17678         (flow_find_cross_jump): Add dir_p parameter.  Init replacement
17679         direction from dir_p.  Register replacement direction in dir, last_dir
17680         and afterlast_dir.  Handle new return type of old_insns_match_p using
17681         merge_dir.  Return replacement direction in dir_p.
17682         (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
17683         return type of old_insns_match_p.
17684         (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
17685         * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
17686         flow_find_cross_jump.
17687         * basic-block.h (enum replace_direction): New type.
17688         (flow_find_cross_jump): Add parameter to declaration.
17689
17690 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
17691
17692         * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
17693         (AVXMODEDCVTPS2DQ): Ditto.
17694         (VEC_FLOAT_MODE): Ditto.
17695         (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
17696         iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
17697         (<any_logic:code><mode>3): Use VF mode iterator.
17698         (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
17699         Use VF mode iterator.
17700         (copysign<mode>3): Use VF mode iterator.
17701         (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
17702         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
17703         (*<any_logic:code><MODEF:mode>3): Merge with
17704         *avx_<any_logic:code><MODEF:mode>3.
17705         (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
17706         (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
17707         (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
17708         (avx_cvtdq2ps<avxmodesuffix>): Remove.
17709         (sse2_cvtdq2ps): Use %v modifier.
17710         (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
17711         (avx_cvtps2dq<avxmodesuffix>): Remove.
17712         (sse2_cvtps2dq): Use %v modifier.
17713         (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
17714         (avx_cvttps2dq<avxmodesuffix>): Remove.
17715         (sse2_cvttps2dq): Use %v modifier.
17716         (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
17717         (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
17718         (sse2_cvtsd2siq): Fix insn template.
17719         (sse2_cvtsd2siq_2): Ditto.
17720         (sse2_cvttsd2siq): Ditto.
17721         (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
17722         (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
17723
17724 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
17725
17726         * gcov-io.c: Use GCC Runtime Library Exception.
17727
17728 2011-04-06  Jakub Jelinek  <jakub@redhat.com>
17729
17730         PR debug/48466
17731         * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
17732         as base_reg whatever register reg has been eliminated to, instead
17733         of hardcoding STACK_POINTER_REGNUM.
17734
17735 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
17736
17737         * doc/tm.texi.in: Document C target hooks as separate from general
17738         target hooks.
17739         * doc/tm.texi: Regenerate.
17740         * genhooks.c (struct hook_desc): Add docname field.
17741         (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
17742         docname field.
17743         (hook_array): Include c-target.def.
17744         (emit_documentation): Use docname field in output.
17745         (emit_init_macros): Take docname argument.  Only emit definitions
17746         for hooks matching docname.
17747         (main): Expect additional arguments in all cases.  Pass argument
17748         to emit_init_macros.
17749         * target.def: Move initial macro definitions and comments to
17750         target-hooks-macros.h.
17751         (gcc_targetcm): Move to c-family/c-target.def.
17752         * target.h (targetcm): Move declaration to c-family/c-target.h.
17753         * targhooks.c (default_handle_c_option): Move to
17754         c-family/c-opts.c.
17755         * targhooks.h (default_handle_c_option): Move declaration to
17756         c-family/c-common.h.
17757         * target-hooks-macros.h: New file.
17758         * config.gcc (target_has_targetcm): Define and use to add to
17759         c_target_objs and cxx_target_objs.
17760         * config/default-c.c: New file.
17761         * config/darwin-c.c: Include c-target.h and c-target-def.h instead
17762         of target.h and target-def.h.
17763         (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
17764         (darwin_objc_construct_string, darwin_cfstring_ref_p,
17765         darwin_check_cfstring_format_arg): Make static.
17766         (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
17767         TARGET_STRING_OBJECT_REF_TYPE_P,
17768         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
17769         * config/darwin-protos.h (darwin_objc_construct_string,
17770         darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
17771         declare.
17772         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
17773         TARGET_STRING_OBJECT_REF_TYPE_P,
17774         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
17775         * config/t-darwin (darwin-c.o): Update dependencies.
17776         * system.h (TARGET_HAS_TARGETCM): Poison.
17777         * Makefile.in (TARGET_H): Update.
17778         (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
17779         (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
17780         (default-c.o): New target.
17781         (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
17782         (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
17783         (s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
17784         c-target.def.
17785         (build/genhooks.o): Update dependencies.
17786
17787 2011-04-06  Richard Guenther  <rguenther@suse.de>
17788
17789         * ipa-inline.c (enum inlining_mode): Remove.
17790         (cgraph_flatten): Use some other token.
17791         (cgraph_edge_early_inlinable_p): New function, split out from ...
17792         (cgraph_perform_always_inlining): New function, split out from ...
17793         (cgraph_decide_inlining_incrementally): ... here.
17794         (cgraph_mark_inline_edge): Adjust.
17795         (cgraph_early_inlining): Re-structure.
17796         (pass_early_inline): Require SSA form.
17797
17798 2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
17799             Julian Brown  <julian@codesourcery.com>
17800             Mark Shinwell  <shinwell@codesourcery.com>
17801
17802         * config/arm/arm.h (arm_class_likely_spilled_p): Check against
17803         LO_REGS only for Thumb-1.
17804         (MODE_BASE_REG_CLASS): Restrict base registers to those which can
17805         be used in short instructions when optimising for size on Thumb-2.
17806
17807 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
17808
17809         * gimple-low.c (lower_gimple_return): When not optimizing, force labels
17810         associated with user returns to be preserved.
17811
17812 2011-04-06  Tristan Gingold  <gingold@adacore.com>
17813
17814         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
17815         symbol_queue_size, DBXOUT_DECR_NESTING,
17816         (DBXOUT_DECR_NESTING_AND_RETURN): Also define
17817         if XCOFF_DEBUGGING_INFO.
17818
17819 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
17820
17821         * config/i386/i386.md (attribute isa): New.
17822         (attribute enabled): New.
17823         (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
17824         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
17825         (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
17826         (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
17827         (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
17828         (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
17829         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
17830         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
17831
17832         * config/i386/sse.md (VF): New mode iterator.
17833         (VF1): Ditto.
17834         (VF2): Ditto.
17835         (VF_128): Ditto.
17836         (SSEMODEF4): Remove.
17837         (attribute sse): Handle V8SF and V4DF modes.
17838         (<absneg:code><mode>2): Use VF mode iterator.
17839         (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
17840         mode iterator.
17841         (<plusminus_insn><mode>3): Use VF mode iterator.
17842         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
17843         Use VF mode iterator.
17844         (<sse>_vm<plusminus_insn><mode>3): Merge with
17845         *avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
17846         (mul<mode>3): Use VF mode iterator.
17847         (*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
17848         (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
17849         mode iterator.
17850         (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
17851         (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
17852         (<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
17853         (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
17854         mode iterator.
17855         (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
17856         Use VF1 mode iterator.
17857         (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
17858         (sqrt<VF2:mode>2): New expander.
17859         (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
17860         (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
17861         and sqrtv2df2.  Use VF mode iterator.
17862         (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
17863         mode iterator.
17864         (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
17865         (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
17866         Use VF1 mode iterator.
17867         (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
17868         (<smaxmin:code><mode>3): Use VF mode iterator.
17869         (*<smaxmin:code><mode>3_finite): Merge with
17870         *avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
17871         (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
17872         (<sse>_vm<smaxmin:code><mode>2): Merge with
17873         *avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
17874         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
17875         mode iterator.
17876         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
17877         mode iterator.
17878         (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
17879         (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
17880         (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
17881         (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
17882         (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
17883         VF mode iterator.
17884         (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
17885         Use VF_128 mode iterator.
17886         (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
17887         mode iterator.
17888         (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
17889         VF_128 mode iterator.
17890         (vcond<mode>): Use VF mode iterator.
17891         * config/i386/predicates.md (sse_comparison_operator): Merge with
17892         avx_comparison_float_operator.  Do not declare as special_predicate.
17893         * config/i386/i386.c (struct builtin_description): Update for renamed
17894         compare patterns.
17895         (ix86_expand_args_builtin): Ditto.
17896         (ix86_expand_sse_compare_mask): Ditto.
17897
17898 2011-04-06  Richard Guenther  <rguenther@suse.de>
17899
17900         * tree-inline.c (estimate_num_insns): For calls simply account
17901         for all passed arguments and a used return value.
17902
17903 2011-04-06  Richard Guenther  <rguenther@suse.de>
17904
17905         PR tree-optimization/47663
17906         * cgraph.h (struct cgraph_edge): Add call_stmt_size and
17907         call_stmt_time fields.
17908         (cgraph_edge_inlinable_p): Declare.
17909         (cgraph_edge_recursive_p): New inline function.
17910         * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
17911         (cgraph_clone_edge): Copy it.
17912         * ipa-inline.c (cgraph_estimate_edge_time): New function.
17913         Account for call stmt time.
17914         (cgraph_estimate_time_after_inlining): Take edge argument.
17915         (cgraph_estimate_edge_growth): Account call stmt size.
17916         (cgraph_estimate_size_after_inlining): Take edge argument.
17917         (cgraph_mark_inline_edge): Adjust.
17918         (cgraph_check_inline_limits): Likewise.
17919         (cgraph_recursive_inlining_p): Remove.
17920         (cgraph_edge_badness): Use cgraph_edge_recursive_p.
17921         (cgraph_decide_recursive_inlining): Take edge argument and
17922         adjust.
17923         (cgraph_decide_inlining_of_small_functions): Do not avoid
17924         diags for recursive inlining here.
17925         (cgraph_flatten): Adjust.
17926         (cgraph_decide_inlining_incrementally): Likewise.
17927         (estimate_function_body_sizes): Remove call cost handling.
17928         (compute_inline_parameters): Initialize caller edge call costs.
17929         (cgraph_estimate_edge_growth): New function.
17930         (cgraph_estimate_growth): Use it.
17931         (cgraph_edge_badness): Likewise.
17932         (cgraph_check_inline_limits): Take an edge argument.
17933         (cgraph_decide_inlining_of_small_functions): Adjust.
17934         (cgraph_decide_inlining): Likewise.
17935         * tree-inline.c (estimate_num_insns): Only account for call
17936         return value if it is used.
17937         (expand_call_inline): Avoid diagnostics on recursive inline
17938         functions here.
17939         * lto-cgraph.c (lto_output_edge): Output edge call costs.
17940         (input_edge): Input edge call costs.
17941
17942 2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
17943
17944         * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
17945
17946 2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
17947
17948         * doc/invoke.texi (Spec Files): Fix typo.
17949
17950 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
17951
17952         * profile.c (branch_prob): Move declaration of local variable.  Remove
17953         obsolete ??? comment.  Expand the location explicitly instead of using
17954         the LOCATION_FILE and LOCATION_LINE macros.
17955
17956 2011-04-06  Wei Guozhi  <carrot@google.com>
17957
17958         PR target/47855
17959         * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
17960         (arm_cond_branch): Likewise.
17961         (arm_cond_branch_reversed): Likewise.
17962         (arm_jump): Likewise.
17963         (push_multi): Likewise.
17964         * config/arm/constraints.md (Py): New constraint.
17965
17966 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
17967
17968         PR bootstrap/48471
17969         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
17970         Move these...
17971         (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
17972         (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
17973         #ifdef DBX_DEBUGGING_INFO.
17974
17975 2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>
17976
17977         PR bootstrap/48403
17978         * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
17979         if old and new states differ.
17980
17981 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
17982
17983         * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
17984         OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
17985         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
17986         handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
17987         * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
17988         mcfv4e): Use Alias.
17989         * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
17990         ColdFire options to -mcpu= options.
17991
17992 2011-04-05  Jeff Law  <law@redhat.com>
17993
17994         * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
17995         check if BB is a successor of LOOP->header and return
17996         NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
17997
17998 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
17999
18000         * cprop.c (struct reg_use): Remove.
18001         (reg_use_table): Make an array of RTX.
18002         (find_used_regs, constprop_register, local_cprop_pass,
18003         bypass_block): Simplify users of reg_use_table.
18004         (cprop_insn): Likewise.  Iterate if copy propagation succeeded
18005         on one of the uses found by find_used_regs.
18006
18007 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
18008
18009         PR bootstrap/48469
18010         * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
18011         declaration.
18012
18013 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
18014
18015         * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
18016         as an rtx.
18017         (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
18018
18019 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
18020
18021         PR middle-end/48441
18022         * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
18023
18024 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
18025
18026         * combine.c: Include obstack.h.
18027         (struct insn_link): Define.
18028         (uid_log_links): Adjust type.
18029         (FOR_EACH_LOG_LINK): New macro.
18030         (insn_link_obstack): Declare.
18031         (alloc_insn_link): Define.
18032         (create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
18033         type of link variables.
18034         (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
18035         (try_combine, record_promoted_values, distribute_notes): Likewise.
18036         (distribute_links): Likewise.  Tweak prototype.
18037         (clear_log_links): Delete.
18038         (adjust_for_new_dest): Call alloc_insn_link.
18039         * Makefile.in (combine.o): Depend on $(OBSTACK_H).
18040
18041 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
18042
18043         * gcse.c (modify_mem_list): Convert to an array of VECs.
18044         (canon_modify_mem_list, compute_transp): Tweak formatting.
18045         (alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
18046         (load_killed_in_block_p): Likewise.
18047         (record_last_mem_set_info): Likewise.
18048         (clear_modify_mem_tables): Likewise.
18049
18050 2011-04-05  Tom de Vries  <tom@codesourcery.com>
18051
18052         PR middle-end/48461
18053         * function.c (emit_use_return_register_into_block): Only define if
18054         HAVE_return.
18055
18056 2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
18057
18058         * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
18059
18060 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
18061
18062         * config/rx/rx-opts.h: New.
18063         * config/rx/rx.c (rx_cpu_type): Remove.
18064         (rx_handle_option): Don't assert that global structures are in
18065         use.  Access variables via opts pointer.  Defer most handling of
18066         OPT_mint_register_.  Use error_at.
18067         (rx_option_override): Handle deferred OPT_mint_register_ here.
18068         * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
18069         * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
18070         (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
18071         (rx_cpu_types): New Enum and EnumValue entries.
18072         (mint-register=): Use Defer and use Var accordingly.
18073
18074 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
18075
18076         * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
18077         (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
18078         * final.c (debug_flush_symbol_queue, debug_queue_symbol):
18079         Move these...
18080         (debug_free_queue, debug_nesting, symbol_queue_index):
18081         ...and these...
18082         * dbxout.c: ...to here.  Make static.
18083
18084 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
18085
18086         * gcse.c (modify_pair): Define.  Define a VEC of it.
18087         (canon_modify_mem_list): Convert to an array of VECs.
18088         (free_insn_expr_list_list): Delete.
18089         (clear_modify_mem_tables): Call VEC_free instead.
18090         (record_last_mem_set_info): Don't modify canon_modify_mem_list.
18091         (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
18092         (canon_list_insert, compute_transp): Likewise.
18093
18094 2011-04-05  Tom de Vries  <tom@codesourcery.com>
18095
18096         PR target/43920
18097         * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
18098         for size.
18099
18100 2011-04-05  Tom de Vries  <tom@codesourcery.com>
18101
18102         PR target/43920
18103         * function.c (emit_use_return_register_into_block): New function.
18104         (thread_prologue_and_epilogue_insns): Use
18105         emit_use_return_register_into_block.
18106
18107 2011-04-05  Tom de Vries  <tom@codesourcery.com>
18108
18109         PR target/43920
18110         * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
18111         insn.
18112
18113 2011-04-05  Tom de Vries  <tom@codesourcery.com>
18114
18115         * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
18116
18117 2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>
18118
18119         * config/arm/arm.md (define_constants for unspec): Replace with
18120         define_c_enum.
18121         (define_constants for unspecv): Replace with define_c_enum.
18122         * config/arm/neon.md (define_constants for unspec): Replace with
18123         define_c_enum.
18124
18125 2011-04-04  Richard Henderson  <rth@redhat.com>
18126
18127         PR bootstrap/48400
18128         * dwarf2out.c (output_line_info): Always emit line info from
18129         at least one section.
18130         (dwarf2out_init): Create text_section_line_info here ...
18131         (set_cur_line_info_table): ... not here.
18132
18133 2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>
18134
18135         PR target/48380
18136         * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
18137         not called.
18138
18139         * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
18140
18141 2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>
18142
18143         * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
18144         (expr_equiv_p): Remove.
18145         (insert_set_in_table): Look at <dest, src> pair instead of expr.
18146         (hash_scan_set): Update call to insert_set_in_table.
18147         (dump_hash_table): Dump <dest, src> pair.
18148         (lookup_set): Simplify.  Lookup <dest, src> pair.
18149         (compute_transp): Remove, fold heavily simplified code into...
18150         (compute_local_properties): ...here.  Expect COMP and TRANSP
18151         unconditionally.
18152         (find_avail_set): Take set directly from struct expr.
18153         (find_bypass-set): Likewise.
18154         (bypass_block): Likewise.
18155         (cprop_insn): Likewise.  Remove redundant INSN_P test.
18156
18157         * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
18158         checks on form of COND from find_implicit_sets to here.
18159         (find_implicit_sets): Cleanup control flow. Split critical edges
18160         if it exposes implicit sets.  Allocate/resize implicit_sets as
18161         necessary.
18162         (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
18163         changed something.  Run df_analyze after find_implicit_sets if any
18164         edges were split.  Do not allocate implicit_sets here.
18165
18166         * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
18167         (gcse_obstack): Renamed to cprop_obstack.
18168         (GNEW, GNEWVEC, GNEWVAR): Remove.
18169         (gmalloc): Remove.
18170         (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
18171         (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
18172         (gcse_alloc): Likewise, and rename to cprop_alloc.
18173         (alloc_gcse_men, free_gcse_mem): Remove.
18174         (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
18175         (compute_hash_table_work): Allocate and free reg_set_bitmap here.
18176         (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
18177
18178         * cprop.c (oprs_not_set_p): Remove.
18179         (mark_set, mark_clobber): Remove.
18180         (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
18181         (reg_not_set_p): New function.
18182         (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
18183         (cprop_insn): Likewise.
18184         (cprop_jump): Use FOR_EACH_EDGE.
18185
18186 2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>
18187
18188         PR bootstrap/48403
18189         * haifa-sched.c (nonscheduled_insns_begin): New static variable.
18190         (rank_for_schedule): Use scheduled_insns vector instead of
18191         last_scheduled_insn.
18192         (ok_for_early_queue_removal): Likewise.
18193         (queue_to_ready): Search forward in nonscheduled_insns_begin if
18194         we have a dbg_cnt.
18195         (choose_ready): Likewise.
18196         (commit_schedule): Use VEC_iterate.
18197         (schedule_block): Initialize nonscheduled_insns_begin.  If we have
18198         a dbg_cnt, use it and ensure the first insn is in the ready list.
18199         (haifa_sched_init): Allocate scheduled_insns.
18200         (sched_extend_ready_list): Don't allocate it; reserve space.
18201         (haifa_sched_finish): Free it.
18202
18203 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
18204
18205         * optc-gen.awk: Always remove type from Variable entry before
18206         recording in var_seen.
18207
18208 2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>
18209
18210         * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
18211         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
18212         call to tidy_fallthru_edges.
18213
18214 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
18215
18216         * doc/options.texi (ToLower): Document.
18217         * opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
18218         * opts-common.c (decode_cmdline_option): Handle cl_tolower.
18219         * opts.h (cl_option): Add cl_tolower field.
18220         * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
18221         arguments with lowercase strings.
18222         * config/rx/rx.opt (mcpu=): Add ToLower.
18223         * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
18224         argument.
18225
18226 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
18227
18228         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
18229
18230 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
18231
18232         * config/vax/vax.c: Include reload.h.
18233
18234 2011-04-04  Anatoly Sokolov  <aesok@post.ru>
18235
18236         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
18237         * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
18238         (sparc_preferred_reload_class): New function.
18239
18240 2011-04-04  Jakub Jelinek  <jakub@redhat.com>
18241
18242         PR debug/48401
18243         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
18244         Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
18245
18246 2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>
18247
18248         * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
18249         * tree.c (initialize_tree_contains_struct): Adjust accordingly.
18250
18251 2011-04-03  Anatoly Sokolov  <aesok@post.ru>
18252
18253         * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
18254         (ASM_OUTPUT_ALIGNED_BSS): Define.
18255
18256 2011-04-03  Michael Matz  <matz@suse.de>
18257
18258         * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
18259         and next_slot members.
18260         (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
18261         lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
18262         (lto_streamer_cache_append): Declare.
18263         * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
18264         unsigned index, remove offset parameter, ensure that we append
18265         or update existing entries.
18266         (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
18267         parameter, update next_slot for append.
18268         (lto_streamer_cache_insert): Use unsigned index, remove offset_p
18269         parameter.
18270         (lto_streamer_cache_insert_at): Likewise.
18271         (lto_streamer_cache_append): New function.
18272         (lto_streamer_cache_lookup): Use unsigned index.
18273         (lto_streamer_cache_get): Likewise.
18274         (lto_record_common_node): Don't test tree_node_can_be_shared.
18275         (preload_common_node): Adjust call to lto_streamer_cache_insert.
18276         (lto_streamer_cache_delete): Don't free offsets member.
18277         * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
18278         (lto_output_string_with_length): Use lto_output_data_stream.
18279         (lto_output_tree_header): Remove ix parameter, don't write it.
18280         (lto_output_builtin_tree): Likewise.
18281         (lto_write_tree): Adjust callers to above, don't track and write
18282         offset, write unsigned index.
18283         (output_unreferenced_globals): Don't emit all global vars.
18284         (write_global_references): Use unsigned indices.
18285         (lto_output_decl_state_refs): Likewise.
18286         (write_symbol): Likewise.
18287         * lto-streamer-in.c (lto_input_chain): Move earlier.
18288         (input_function): Use unsigned index.
18289         (input_alias_pairs): Don't read and then ignore all global vars.
18290         (lto_materialize_tree): Remove ix_p parameter, don't read index,
18291         don't pass it back, use lto_streamer_cache_append.
18292         (lto_register_var_decl_in_symtab): Use unsigned index.
18293         (lto_register_function_decl_in_symtab): Likewise.
18294         (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
18295         index.
18296         (lto_get_builtin_tree): Don't read index, use
18297         lto_streamer_cache_append.
18298         (lto_read_tree): Adjust call to lto_materialize_tree.
18299
18300         * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
18301         don't use function calls in arguments to MIN.
18302
18303         * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
18304         twice.
18305
18306         * gimple.c (gimple_type_leader_entry): Mark deletable.
18307
18308 2011-04-03  Alan Modra  <amodra@gmail.com>
18309
18310         * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
18311
18312 2011-04-03  Michael Matz  <matz@suse.de>
18313
18314         * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
18315         an integer.
18316         * tree.h (tree_decl_non_common.vindex): Adjust comment.
18317
18318 2011-04-03  Michael Matz  <matz@suse.de>
18319
18320         * cgraphbuild.c (record_reference): Canonicalize constructor values.
18321         * gimple-fold.c (canonicalize_constructor_val): Accept being called
18322         without function context.
18323         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
18324         current_function_decl and cfun.
18325
18326 2011-04-03  Michael Matz  <matz@suse.de>
18327
18328         * tree.c (decl_init_priority_insert): Don't create entry for
18329         default priority.
18330         (decl_fini_priority_insert): Ditto.
18331         (fields_compatible_p, find_compatible_field): Remove.
18332         * tree.h (fields_compatible_p, find_compatible_field): Remove.
18333         * gimple.c (gimple_compare_field_offset): Adjust block comment.
18334
18335 2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>
18336
18337         * combine.c (try_combine): Remove useless local variable.
18338
18339 2011-04-03  Richard Guenther  <rguenther@suse.de>
18340             Ira Rosen  <ira.rosen@linaro.org>
18341
18342         * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
18343         non-variable offsets and compare the remaining bases of the two
18344         accesses instead of looking for exact same data-ref.
18345
18346 2011-04-02  Kai Tietz  <ktietz@redhat.com>
18347
18348         PR target/48416
18349         * i386.c (ix86_function_arg_boundary): Fix printf formatter.
18350
18351         * i386.c (ix86_is_msabi_thiscall): New helper function.
18352         (ix86_is_type_thiscall): New helper function.
18353         (ix86_comp_type_attributes): Handle thiscall for method-functions
18354         special.
18355         (init_cumulative_args): Likewise.
18356         (find_drap_reg): Likewise.
18357         (ix86_static_chain): Likewise.
18358         (x86_this_parameter): Likewise.
18359         (x86_output_mi_thunk): Likewise.
18360
18361 2011-04-01  Olivier Hainque  <hainque@adacore.com>
18362             Nicolas Setton  <setton@adacore.com>
18363             Eric Botcazou  <ebotcazou@adacore.com>
18364
18365         * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
18366         (add_gnat_descriptive_type_attribute): New function.
18367         (gen_array_type_die): Call it.
18368         (gen_enumeration_type_die): Likewise.
18369         (gen_struct_or_union_type_die): Likewise.
18370         (modified_type_die): Likewise.
18371         * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
18372         * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
18373         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
18374
18375 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
18376
18377         PR bootstrap/48148
18378         * dwarf2out.c (resolve_addr): Don't call force_decl_die
18379         if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
18380
18381         Revert:
18382         2011-03-17  Richard Guenther  <rguenther@suse.de>
18383
18384         PR bootstrap/48148
18385         * lto-cgraph.c (input_overwrite_node): Clear the abstract
18386         origin for decls in other ltrans units.
18387         (input_varpool_node): Likewise.
18388
18389 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
18390
18391         PR middle-end/48335
18392         * expr.c (expand_assignment): Handle all possibilities
18393         if TO_RTX is CONCAT.
18394         * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
18395         (store_split_bit_field): If SUBREG_REG (op0) or
18396         op0 itself has smaller mode than word, return it
18397         for offset 0 and const0_rtx for out-of-bounds stores.
18398         If word is const0_rtx, skip it.
18399
18400 2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>
18401
18402         * config/h8300/h8300.c (print_operand_address): Rename to...
18403         (h8300_print_operand_address): ...this. Make static. Adjust comments.
18404         Call h8300_print_operand and h8300_print_operand_address instead of
18405         print_operand and print_operand_address. Declare.
18406         (print_operand): Renake to...
18407         (h8300_print_operand): ...this. Make static. Adjust comments.
18408         Call h8300_print_operand instead of print_operand. Declare.
18409         (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
18410         (h8300_register_move_cost): Likewise.
18411         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
18412         TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
18413         * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
18414         PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
18415         * config/h8300/h8300-protos.h (print_operand): Delete.
18416         (print_operand_address): Delete.
18417
18418 2011-04-01  Richard Henderson  <rth@redhat.com>
18419
18420         PR 48400
18421         * dwarf2out.c (dwarf2out_source_line): Disable discriminators
18422         in strict mode before dwarf4.  Re-order tests to early out
18423         before switching sections.
18424
18425 2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>
18426
18427         * config/h8300/constraints.md: New file.
18428         * config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
18429         satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
18430         (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
18431         * config/h8300/predicates.md (bit_operand): Likewise.
18432         (incdec_operand): Use satisfies_constraint_M and
18433         satisfies_constraint_O.  Don't use C code block.
18434         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
18435         * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
18436         (compute_mov_length): Use satisfies_constraint_G.
18437         (fix_bit_operand): Use satisfies_constraint_U.
18438         * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
18439         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
18440         (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
18441         (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
18442         (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
18443         (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
18444         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
18445         (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
18446         (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
18447         (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
18448         (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
18449         (EXTRA_MEMORY_CONSTRAINT): Delete.
18450
18451 2011-04-01  Andrew Pinski  <pinskia@gmail.com>
18452             Michael Meissner  <meissner@linux.vnet.ibm.com>
18453
18454         PR target/48262
18455         * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
18456         operands, as per the specifications.
18457
18458         * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
18459         (vec_extract_evenv4sf): Ditto.
18460         (vec_extract_evenv8hi): Ditto.
18461         (vec_extract_evenv16qi): Ditto.
18462         (vec_extract_oddv4si): Ditto.
18463
18464 2011-03-31  Mark Wielaard  <mjw@redhat.com>
18465
18466         * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
18467         high_pc attribute if the CU has no associated code. Only output
18468         DW_AT_entry_pc for CU if not generating strict dwarf and
18469         dwarf_version < 4.
18470
18471 2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>
18472
18473         * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
18474         * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
18475         out of ...
18476         (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
18477         * final.c (final_start_function): Call the new function rather
18478         than using a NULL argument for dwarf2out_frame_debug.
18479
18480         * ifcvt.c (cond_exec_process_insns): Disallow converting a block
18481         that contains the prologue.
18482
18483         * haifa-sched.c (queue_insn): New arg REASON.  All callers
18484         changed.  Print it in debugging output.
18485
18486         * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
18487
18488         * sched-ebb.c (begin_schedule_ready): Remove second argument.
18489         Split most of the code into...
18490         (begin_move_insn): ... here.  New function.
18491         (ebb_sched_info): Add a pointer to it.
18492         * haifa-sched.c (scheduled_insns): New static variable.
18493         (sched_extend_ready_list): Allocate it.
18494         (schedule_block): Use it to record the order of scheduled insns.
18495         Perform RTL changes to move insns only after all scheduling
18496         decisions have been made.
18497         * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
18498         begin_move_insn field.
18499         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
18500         * sched-int.h (struct haifa_sched_info): Remove second argument
18501         from begin_schedule_ready hook.  Add new member begin_move_insn.
18502         * sched-rgn.c (begin_schedule_ready): Remove second argument.
18503         (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
18504
18505         * haifa-sched.c (prune_ready_list): New function, broken out of
18506         schedule_block.
18507         (schedule_block): Use it.
18508
18509 2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18510
18511         * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
18512
18513 2011-04-01  Kai Tietz  <ktietz@redhat.com>
18514
18515         * config.gcc (*-*-mingw*): Allow as option the
18516         posix threading model.
18517         * config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
18518         New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
18519         definition.
18520         (CPP_SPEC): Add pthread/no-pthread handling.
18521         (LIB_SPEC): Likewise.
18522         * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
18523         (LIB_SPEC): Likewise.
18524         * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
18525         flag to pass -pthread option for shared libgcc build.
18526         (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
18527         for shared libgcc build.
18528         * config/i386/t-mingw-pthread: New file.
18529         * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
18530         New define to enable use of library pthread by default.
18531         * config/i386/mingw.opt (pthread): New driver option.
18532         (no-pthread): New driver option.
18533         * config/i386/cygming.opt: Make sure trailing empty line is retained.
18534         * config/i386/mingw-w64.opt: Likewise.
18535
18536 2011-04-01  Gary Funck  <gary@intrepid.com>
18537
18538         * c-decl.c (grokdeclarator): Fix formatting.
18539
18540 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
18541
18542         * expr.c (emit_block_move_via_movmem): Use n_generator_args
18543         instead of n_operands.
18544         (set_storage_via_setmem): Likewise.
18545         * optabs.c (maybe_gen_insn): Likewise.
18546         * config/arm/arm.c (arm_init_neon_builtins): Likewise.
18547         * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
18548         (mips_expand_builtin_direct): Likewise.
18549         * config/spu/spu.c (expand_builtin_args): Likewise.
18550
18551 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
18552
18553         * recog.h (insn_data_d): Add n_generator_args.
18554         * genoutput.c (data): Likewise.
18555         (output_insn_data): Print it.
18556         (max_opno, num_dups): Delete.
18557         (scan_operands): Just fill in "d->operand[...]".
18558         (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
18559
18560 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
18561
18562         * gensupport.h (pattern_stats): New structure.
18563         * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
18564         * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
18565         (max_operand_1, max_operand_vec): Delete.
18566         (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
18567
18568 2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>
18569
18570         * emit-rtl.c (emit_pattern_after_setloc): New function.
18571         (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
18572         (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
18573         (emit_pattern_after): New function.
18574         (emit_insn_after, emit_jump_insn_after): Call it.
18575         (emit_call_insn_after, emit_debug_insn_after): Likewise.
18576         (emit_pattern_before_setloc): New function.
18577         (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
18578         (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
18579         Likewise.
18580         (emit_pattern_before): New function.
18581         (emit_insn_before, emit_jump_insn_before): Call it.
18582         (emit_call_insn_before, emit_debug_insn_before): Likewise.
18583
18584 2011-03-31  Richard Henderson  <rth@redhat.com>
18585
18586         * dwarf2out.c (dw_separate_line_info_ref): Remove.
18587         (dw_separate_line_info_entry): Remove.
18588         (enum dw_line_info_opcode): New.
18589         (dw_line_info_entry): Use it.
18590         (dw_line_info_table, dw_line_info_table_p): New.
18591         (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
18592         (line_info_table, line_info_label_num): Remove.
18593         (line_info_table_in_use): Remove.
18594         (separate_line_info_table): Remove.
18595         (separate_line_info_table_allocated): Remove.
18596         (separate_line_info_table_in_use): Remove.
18597         (LINE_INFO_TABLE_INCREMENT): Remove.
18598         (line_info_label_num): New.
18599         (cur_line_info_table): New.
18600         (text_section_line_info, cold_text_section_line_info): New.
18601         (separate_line_info): New.
18602         (SEPARATE_LINE_CODE_LABEL): Remove.
18603         (print_dwarf_line_table): Remove.
18604         (debug_dwarf): Don't dump it.
18605         (output_one_line_info_table): New.
18606         (output_line_info): Use it.
18607         (new_line_info_table): New.
18608         (set_cur_line_info_table): New.
18609         (dwarf2out_switch_text_section): Use it.
18610         (dwarf2out_begin_function): Likewise.
18611         (push_dw_line_info_entry): New.
18612         (dwarf2out_source_line): Rewrite for new line info tables.
18613         (dwarf2out_init): Remove dead initailizations.
18614
18615 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
18616
18617         * opts.h (cl_option): Add comments to fields.  Add bit-fields for
18618         various flags.
18619         (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
18620         CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
18621         CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
18622         CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
18623         (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
18624         * opt-functions.awk (flag_init, switch_bit_fields): New.
18625         (switch_flags): Don't handle flags moved to bit-fields.  Don't
18626         generate CL_MISSING_OK or CL_SAVE.
18627         * optc-gen.awk: Update to generate bit-field output as well as
18628         flags field.
18629         * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
18630         bit-field instead of CL_REJECT_DRIVER flag.
18631         * opts-common.c (generate_canonical_option,
18632         decode_cmdline_option): Use bit-fields instead of CL_* flags.
18633         * opts.c (maybe_default_option): Use cl_reject_negative bit-field
18634         instead of CL_REJECT_NEGATIVE flag.
18635         * toplev.c (print_switch_values): Use cl_report bit-field instead
18636         of CL_REPORT flag.
18637
18638 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
18639
18640         * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
18641         a zero minimum index only if it is redundant.
18642
18643 2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>
18644
18645         PR rtl-optimization/48381
18646         * ira-color.c (assign_hard_reg): Use hard reg set intersection
18647         instead of ira_class_hard_reg_index for calculating conflicting
18648         hard registers.
18649
18650 2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>
18651
18652         * cprop.c: Clean up hash table building.
18653         (reg_avail_info): Remove.
18654         (oprs_available_p): Remove.
18655         (record_last_reg_set_info): Remove.
18656         (record_last_set_info): Remove.
18657         (reg_available_p): New function.
18658         (gcse_constant_p): Do not treat unfolded conditions as constants.
18659         (make_set_regs_unavailable): New function.
18660         (hash_scan_set): Simplify with new reg_available_p.
18661         (compute_hash_table_work): Traverse insns stream only once.
18662         Do not compute reg_avail_info. Traverse insns in reverse order.
18663         Record implicit sets after recording explicit sets from the block.
18664
18665 2011-03-31  Michael Matz  <matz@suse.de>
18666
18667         * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
18668
18669 2011-03-31  Anatoly Sokolov  <aesok@post.ru>
18670
18671         * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
18672         * config/h8300/h8300-protos.h (h8300_get_index): Remove.
18673         * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
18674         (h8300_mode_dependent_address_p): New function.
18675         (h8300_get_index): Make static.
18676
18677 2011-03-31  Jeff Law  <law@redhat.com>
18678
18679         * reload1.c (elimination_effects): Fix typo in recent change.
18680
18681         * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
18682         typo potentially leading to null pointer dereference.
18683
18684         * caller-save.c (new_saved_hard_reg): Eliminate return value.
18685         (setup_save_areas): Corresponding changes to avoid useless
18686         assignments.
18687
18688         * jump.c (reversed_comparison_code_parts): Avoid successive return
18689         statements when REVERSE_CONDITION is defined.
18690
18691         * expr.c (expand_assignment): Avoid useless assignments.
18692         (expand_expr_real_1): Likewise.
18693         (expand_expr_real_2): Avoid useless statements.
18694
18695         * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
18696
18697         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
18698
18699         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
18700         statements.
18701
18702         * stmt.c (expand_expr_stmt): Avoid useless assignment.
18703
18704 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
18705
18706         PR target/47109
18707         * doc/tm.texi.in (TARGET_VERSION): Remove.
18708         * doc/tm.texi: Regenerate.
18709         * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
18710         * collect2.c (main): Don't use TARGET_VERSION.
18711         * mips-tdump.c (main): Don't use TARGET_VERSION.
18712         * mips-tfile.c (main): Don't use TARGET_VERSION.
18713         * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
18714         * config/rs6000/vxworksae.h: Remove.
18715         * config/alpha/alpha.h (TARGET_VERSION): Remove.
18716         * config/alpha/freebsd.h (TARGET_VERSION): Remove.
18717         * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
18718         * config/alpha/netbsd.h (TARGET_VERSION): Remove.
18719         * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
18720         * config/arm/arm.h (TARGET_VERSION): Remove.
18721         * config/arm/coff.h (TARGET_VERSION): Remove.
18722         * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
18723         * config/arm/elf.h (TARGET_VERSION): Remove.
18724         * config/arm/freebsd.h (TARGET_VERSION): Remove.
18725         * config/arm/linux-elf.h (TARGET_VERSION): Remove.
18726         * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
18727         * config/arm/pe.h (TARGET_VERSION): Remove.
18728         * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
18729         * config/arm/semi.h (TARGET_VERSION): Remove.
18730         * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
18731         * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
18732         * config/arm/vxworks.h (TARGET_VERSION): Remove.
18733         * config/avr/avr.h (TARGET_VERSION): Remove.
18734         * config/bfin/bfin.h (TARGET_VERSION): Remove.
18735         * config/fr30/fr30.h (TARGET_VERSION): Remove.
18736         * config/frv/frv.h (TARGET_VERSION): Remove.
18737         * config/h8300/h8300.h (TARGET_VERSION): Remove.
18738         * config/i386/cygwin.h (TARGET_VERSION): Remove.
18739         * config/i386/darwin.h (TARGET_VERSION): Remove.
18740         * config/i386/darwin64.h (TARGET_VERSION): Remove.
18741         * config/i386/djgpp.h (TARGET_VERSION): Remove.
18742         * config/i386/freebsd.h (TARGET_VERSION): Remove.
18743         * config/i386/freebsd64.h (TARGET_VERSION): Remove.
18744         * config/i386/gnu.h (TARGET_VERSION): Remove.
18745         * config/i386/i386-interix.h (TARGET_VERSION): Remove.
18746         * config/i386/i386elf.h (TARGET_VERSION): Remove.
18747         * config/i386/linux.h (TARGET_VERSION): Remove.
18748         * config/i386/linux64.h (TARGET_VERSION): Remove.
18749         * config/i386/lynx.h (TARGET_VERSION): Remove.
18750         * config/i386/mingw32.h (TARGET_VERSION): Remove.
18751         * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
18752         * config/i386/netbsd64.h (TARGET_VERSION): Remove.
18753         * config/i386/netware.h (TARGET_VERSION): Remove.
18754         * config/i386/nto.h (TARGET_VERSION): Remove.
18755         * config/i386/openbsd.h (TARGET_VERSION): Remove.
18756         * config/i386/vxworks.h (TARGET_VERSION): Remove.
18757         * config/ia64/elf.h (TARGET_VERSION): Remove.
18758         * config/ia64/freebsd.h (TARGET_VERSION): Remove.
18759         * config/ia64/hpux.h (TARGET_VERSION): Remove.
18760         * config/ia64/linux.h (TARGET_VERSION): Remove.
18761         * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
18762         * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
18763         TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
18764         * config/lm32/lm32.h (TARGET_VERSION): Remove.
18765         * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
18766         * config/m32c/m32c.h (TARGET_VERSION): Remove.
18767         * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
18768         * config/m32r/m32r.h (TARGET_VERSION): Remove.
18769         * config/m68k/linux.h (TARGET_VERSION): Remove.
18770         * config/m68k/m68k.h (TARGET_VERSION): Remove.
18771         * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
18772         * config/m68k/uclinux.h (TARGET_VERSION): Remove.
18773         * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
18774         * config/mep/mep.h (TARGET_VERSION): Remove.
18775         * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
18776         MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
18777         * config/mips/iris6.h (MACHINE_TYPE): Remove.
18778         * config/mips/linux.h (TARGET_VERSION): Remove.
18779         * config/mips/netbsd.h (MACHINE_TYPE): Remove.
18780         * config/mips/vxworks.h (TARGET_VERSION): Remove.
18781         * config/mmix/mmix.h (TARGET_VERSION): Remove.
18782         * config/mn10300/linux.h (TARGET_VERSION): Remove.
18783         * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
18784         * config/pa/pa.h (TARGET_VERSION): Remove.
18785         * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
18786         * config/picochip/picochip.h (TARGET_VERSION): Remove.
18787         * config/rs6000/aix.h (TARGET_VERSION): Remove.
18788         * config/rs6000/darwin.h (TARGET_VERSION): Remove.
18789         * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
18790         * config/rs6000/eabi.h (TARGET_VERSION): Remove.
18791         * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
18792         * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
18793         * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
18794         * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
18795         * config/rs6000/linux.h (TARGET_VERSION): Remove.
18796         * config/rs6000/linux64.h (TARGET_VERSION): Remove.
18797         * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
18798         * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
18799         * config/rs6000/lynx.h (TARGET_VERSION): Remove.
18800         * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
18801         * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
18802         * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
18803         * config/s390/linux.h (TARGET_VERSION): Remove.
18804         * config/s390/s390.h (TARGET_VERSION): Remove.
18805         * config/s390/tpf.h (TARGET_VERSION): Remove.
18806         * config/score/score.h (TARGET_VERSION): Remove.
18807         * config/sh/linux.h (TARGET_VERSION): Remove.
18808         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
18809         TARGET_VERSION_CPU, TARGET_VERSION): Remove.
18810         * config/sh/sh.h (TARGET_VERSION): Remove.
18811         * config/sh/sh64.h (TARGET_VERSION): Remove.
18812         * config/sh/superh.h (TARGET_VERSION): Remove.
18813         * config/sh/vxworks.h (TARGET_VERSION): Remove.
18814         * config/sparc/freebsd.h (TARGET_VERSION): Remove.
18815         * config/sparc/linux.h (TARGET_VERSION): Remove.
18816         * config/sparc/linux64.h (TARGET_VERSION): Remove.
18817         * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
18818         TARGET_NAME32, TARGET_NAME): Remove.
18819         * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
18820         * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
18821         * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
18822         * config/sparc/sysv4.h (TARGET_VERSION): Remove.
18823         * config/sparc/vxworks.h (TARGET_VERSION): Remove.
18824         * config/spu/spu.h (TARGET_VERSION): Remove.
18825         * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
18826         * config/v850/v850.h (TARGET_VERSION): Remove.
18827         * config/vax/linux.h (TARGET_VERSION): Remove.
18828         * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
18829         * config/xtensa/elf.h (TARGET_VERSION): Remove.
18830         * config/xtensa/linux.h (TARGET_VERSION): Remove.
18831
18832 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
18833
18834         PR target/48142
18835         * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
18836         frame-related from frame-unrelated adjustments to the stack pointer.
18837
18838 2011-03-31  Jakub Jelinek  <jakub@redhat.com>
18839
18840         * common.opt (fdebug-types-section): Move earlier.
18841         * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
18842
18843 2011-03-31  Andreas Tobler  <andreast@fgznet.ch>
18844
18845         * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
18846         var.
18847
18848 2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>
18849
18850         * tree.h (CASE_CHAIN): Define.
18851         * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
18852         (gimple_redirect_edge_and_branch): Likewise.
18853
18854 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
18855
18856         PR middle-end/48367
18857         * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
18858         calculation.
18859
18860 2011-03-30  Jeff Law  <law@redhat.com>
18861
18862         * PR bootstrap/48371
18863         * reload1.c (reload): Fix botch in last change.
18864
18865         * reload.h (struct reload): Fix typo introduced in last change.
18866
18867 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
18868
18869         * config/arm/arm.opt (mhard-float, msoft-float): Mark
18870         Undocumented.  Remove help text.
18871         * doc/invoke.texi (ARM Options): Don't document -msoft-float and
18872         -mhard-float.
18873
18874 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
18875
18876         * doc/options.texi (NegativeAlias): Document.
18877         (Alias): Mention NegativeAlias.
18878         * opt-functions.awk: Handle NegativeAlias.
18879         * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
18880         * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
18881         * opts.h (CL_NEGATIVE_ALIAS): Define.
18882         * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
18883         (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
18884         OPT_mspe_.
18885         * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
18886         Alias entries.
18887         * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
18888         mno-spe and mno-isel instead of mspe=no and -misel=no.
18889
18890 2011-03-29  Mark Wielaard  <mjw@redhat.com>
18891
18892         * common.opt (fdebug-types-section): New flag.
18893         * doc/invoke.texi: Document new -fno-debug-types-section flag.
18894         * dwarf2out.c (use_debug_types): New define.
18895         (struct die_struct): Mark die_id with GTY desc use_debug_types.
18896         (print_die): Guard output of type unit signatures using
18897         use_debug_types.
18898         (build_abbrev_table): Replace assert of dwarf_version >= 4
18899         with assert on use_debug_types.
18900         (size_of_die): Likewise.
18901         (unmark_dies): Likewise.
18902         (value_format): Decide AT_ref_external form on use_debug_types.
18903         (output_die): Replace dwarf_version version check guard with
18904         use_debug_types where appropriate.
18905         (modified_type_die): Likewise.
18906         (gen_reference_type_die): Likewise.
18907         (dwarf2out_start_source_file): Likewise.
18908         (dwarf2out_end_source_file): Likewise.
18909         (prune_unused_types_walk_attribs): Likewise.
18910         (dwarf2out_finish): Likewise.
18911
18912 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
18913
18914         * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
18915
18916 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
18917
18918         PR rtl-optimization/48332
18919         * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
18920         mode of input operand N and modeN to its actual mode.
18921
18922 2011-03-30  Jeff Law  <law@redhat.com>
18923
18924         * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
18925         define accessor macro.
18926         (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
18927         (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
18928         (reg_equiv_init): Likewise.
18929         (reg_equivs_size): New variable.
18930         (reg_equiv_init_size): Remove.
18931         (allocate_initial_values): Move prototype to here from....
18932         * integrate.h (allocate_initial_values): Remove prototype.
18933         * integrate.c: Include reload.h.
18934         (allocate_initial_values): Corresponding changes.
18935         * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
18936         (fix_reg_equiv_init, no_equiv): Corresponding changes.
18937         (update_equiv_regs): Corresponding changes.
18938         (ira): Corresponding changes.
18939         * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
18940         (push_secondary_reload): Corresponding changes.
18941         (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
18942         (make_memloc, find_reloads_address): Corresponding changes.
18943         (subst_reg_equivs, subst_indexed_address): Corresponding changes.
18944         (find_reloads_address_1): Corresponding changes.
18945         (find_reloads_subreg_address, subst_reloads): Corresponding changes.
18946         (refers_to_regno_for_reload_p): Corresponding changes.
18947         (reg_overlap_mentioned_for_reload_p): Corresponding changes.
18948         (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
18949         * reload1.c: Include ggc.h.
18950         (grow_reg_equivs): New function.
18951         (replace_pseudos_in, reload): Corresponding changes.
18952         (calculate_needs_all_insns, alter_regs): Corresponding changes.
18953         (eliminate_regs_1, elimination_effects): Corresponding changes.
18954         (emit_input_reload_insns, emit_output_reload_insns): Likewise.
18955         (delete_output_reload): Likewise.
18956         * caller-save.c (mark_referenced_regs): Corresponding changes.
18957         * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
18958         * frv/predicates.md (frv_load_operand): Corresponding changes.
18959         * microblaze/microblaze.c (double_memory_operand): Corresponding
18960         changes.
18961         * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
18962         * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
18963         * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
18964         * m68k/m68k.c (emit_move_sequence): Corresponding changes.
18965         * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
18966         changes.
18967         * pa/pa.c (emit_move_sequence): Corresponding changes.
18968         * vax/vax.c (nonindexed_address_p): Corresponding changes.
18969
18970 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
18971
18972         PR target/47551
18973         * config/arm/arm.c (coproc_secondary_reload_class): Handle
18974         structure modes.  Don't check neon_vector_mem_operand for
18975         vector or structure modes.
18976
18977 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
18978             Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
18979
18980         PR target/43590
18981         * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
18982         operand 1 and reshuffle the operands to match.
18983         (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
18984
18985 2011-03-30  Christian Schüler  <cschueler@gmx.de>
18986
18987         PR driver/48208
18988         * config/c.opt (F): Added 'Driver' to -F option.
18989
18990         PR driver/48260
18991         * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
18992           handler function.
18993         * config/darwin.opt: Added '-arch' option.
18994
18995 2011-03-30  Nick Clifton  <nickc@redhat.com>
18996
18997         * config/rx/rx.md: Add peepholes and patterns to combine
18998         extending loads and simple arithmetic instructions.
18999         * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
19000         * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
19001         * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
19002         modes to use pre-decrement and post-increment addressing.
19003         (rx_is_restricted_memory_address): Add range checking of REG+INT
19004         addresses.
19005         (rx_print_operand): Add support for %Q.  Fix handling of %Q.
19006         (rx_memory_move_cost): Adjust cost of stores.
19007         (rx_adjust_insn_length): New function.
19008
19009 2011-03-30  Jakub Jelinek  <jakub@redhat.com>
19010
19011         PR c/48305
19012         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
19013         arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
19014         matching arg00/arg01 types.
19015
19016 2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>
19017
19018         * cfglayout.c (insn_locators_alloc): Initialize curr_location and
19019         last_location to UNKNOWN_LOCATION.
19020
19021 2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
19022
19023         PR target/48349
19024         * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
19025         FLOAT_SSE_REGS.
19026
19027 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
19028             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19029
19030         PR bootstrap/48337
19031         * config/sparc/sparc.opt (sparc_cpu_and_features): Add
19032         Init(PROCESSOR_V7).
19033         (sparc_cpu): Likewise.
19034         * config/sparc/sparc.c (sparc_option_override): Replace 0 by
19035         PROCESSOR_V7.
19036
19037 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
19038
19039         PR target/48336
19040         PR middle-end/48342
19041         PR rtl-optimization/48345
19042         * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
19043         hard regs for given mode from profitable regs when doing secondary
19044         allocation.
19045
19046 2011-03-29  Jeff Law  <law@redhat.com>
19047
19048         PR bootstrap/48327
19049         * tree-ssa-threadupdate.c (struct redirection_data): Remove
19050         do_not_duplicate field.
19051         (lookup_redirection_data): Corresponding changes.
19052         (create_duplicates): Always create a template block.
19053         (redirect_edges): Remove code which reused the original block
19054         when it was going to become unreachable code.
19055         (thread_block): Don't set do_not_duplicate field.
19056
19057 2011-03-29  Joseph Myers  <joseph@codesourcery.com>
19058
19059         * lto-opts.c (register_user_option_p, lto_register_user_option):
19060         Make type argument unsigned.
19061         * lto-streamer.h (lto_register_user_option): Make type argument
19062         unsigned.
19063         * opth-gen.awk: Make CL_* macros unsigned.
19064         * opts-common.c (find_opt): Make lang_mask argument unsigned.
19065         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
19066         CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
19067         CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
19068         CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
19069         CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
19070         (find_opt): Make lang_mask argument unsigned.
19071
19072 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
19073
19074         PR rtl-optimization/48331
19075         PR rtl-optimization/48334
19076         * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
19077         for any used algorithm.
19078
19079 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
19080
19081         * ira-conflicts.c (build_object_conflicts): Add unused attribute
19082         to parent_max.
19083
19084 2011-03-29  Uros Bizjak  <ubizjak@gmail.com>
19085
19086         * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
19087         (alpha_option_override): Don't set alpha_sr_alias_set.
19088         (emit_frame_store_1): Use gen_frame_mem rather than calling
19089         set_mem_alias_set.
19090         (alpha_expand_epilogue): Ditto.
19091
19092 2011-03-29  Ira Rosen  <ira.rosen@linaro.org>
19093
19094         PR tree-optimization/48290
19095         * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
19096         vectorization, check that relevant phis in the basic block after
19097         the inner loop are really inner loop's exit phis.
19098
19099 2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>
19100
19101         PR debug/48190
19102         * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
19103         (cached_dw_loc_list_def): New structure.
19104         (cached_dw_loc_list): New typedef.
19105         (cached_dw_loc_list_table): New variable.
19106         (cached_dw_loc_list_table_hash): New function.
19107         (cached_dw_loc_list_table_eq): Likewise.
19108         (add_location_or_const_value_attribute): Take a bool cache_p.
19109         Cache the list when the parameter is true.
19110         (gen_formal_parameter_die): Update caller.
19111         (gen_variable_die): Likewise.
19112         (dwarf2out_finish): Likewise.
19113         (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
19114         while generating debug info for the decl.
19115         (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
19116         (dwarf2out_init): Initialize cached_dw_loc_list_table.
19117         (resolve_addr): Cache the result of resolving a chain of
19118         location lists.
19119
19120 2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>
19121
19122         * ira-color.c (update_left_conflict_sizes_p): Don't assume that
19123         conflict object hard regset nodes have intersecting hard reg sets.
19124
19125         * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
19126         after regstat_init_n_sets_and_refs.
19127
19128         * ira.c: Add more comments at the top.
19129         (setup_stack_reg_pressure_class, setup_pressure_classes):
19130         Add comments how we compute the register pressure classes.
19131         (setup_allocno_and_important_classes): Add more comments.
19132         (setup_class_translate_array, reorder_important_classes)
19133         (setup_reg_class_relations): Add comments.
19134
19135         * ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
19136         start of the file.
19137
19138         * ira-color.c: Add 2011 to the Copyright line.
19139         (assign_hard_reg):  Add more comments.
19140         (improve_allocation): Ditto.
19141
19142         * ira-costs.c: Add 2011 to the Copyright line.
19143         (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
19144         comments.
19145         (setup_regno_cost_classes_by_mode): Ditto.
19146
19147         Initial patches from ira-improv branch:
19148
19149         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
19150
19151         * ira-build.c (ira_create_object): Remove initialization of
19152         OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
19153         (ira_create_allocno): Remove initialization of
19154         ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
19155         ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
19156         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
19157         ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
19158         ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
19159         Initialize ALLOCNO_ADD_DATA.
19160         (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
19161         and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
19162         ALLOCNO_REG.
19163         (ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
19164         ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
19165
19166         * ira.c (ira_reallocate): Remove.
19167         (setup_pressure_classes): Call
19168         ira_init_register_move_cost_if_necessary.  Use
19169         ira_register_move_cost instead of ira_get_register_move_cost.
19170         (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
19171         (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
19172
19173         * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
19174         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
19175         ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
19176         ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
19177         instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
19178         OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
19179         Fix formatting.
19180         (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
19181         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
19182         (struct allocno_color_data): New.
19183         (allocno_color_data_t): New typedef.
19184         (allocno_color_data): New definition.
19185         (ALLOCNO_COLOR_DATA): New macro.
19186         (struct object_color_data): New.
19187         (object_color_data_t): New typedef.
19188         (object_color_data): New definition.
19189         (OBJECT_COLOR_DATA): New macro.
19190         (update_copy_costs, calculate_allocno_spill_cost): Call
19191         ira_init_register_move_cost_if_necessary.  Use
19192         ira_register_move_cost instead of ira_get_register_move_cost.
19193         (move_spill_restore, update_curr_costs): Ditto.
19194         (allocno_spill_priority): Make it inline.
19195         (color_pass): Allocate and free allocno_color_dat and object_color_data.
19196         (struct coalesce_data, coalesce_data_t): New.
19197         (allocno_coalesce_data): New definition.
19198         (ALLOCNO_COALESCE_DATA): New macro.
19199         (merge_allocnos, coalesced_allocno_conflict_p): Use
19200         ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
19201         ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
19202         (coalesce_allocnos): Ditto.
19203         (setup_coalesced_allocno_costs_and_nums): Ditto.
19204         (collect_spilled_coalesced_allocnos): Ditto.
19205         (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
19206         (setup_slot_coalesced_allocno_live_ranges): Ditto.
19207         (coalesce_spill_slots): Ditto.
19208         (ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
19209         free allocno_coalesce_data.
19210
19211         * ira-conflicts.c: Fix formatting.
19212         (process_regs_for_copy): Call
19213         ira_init_register_move_cost_if_necessary.  Use
19214         ira_register_move_cost instead of ira_get_register_move_cost.
19215         (build_object_conflicts): Optimize.
19216
19217         * ira-costs.c (record_reg_classes): Optimize.  Call
19218         ira_init_register_move_cost_if_necessary.  Use
19219         ira_register_move_cost, ira_may_move_in_cost, and
19220         ira_may_move_out_cost instead of ira_get_register_move_cost and
19221         ira_get_may_move_cost.
19222         (record_address_regs): Ditto.
19223         (scan_one_insn): Optimize.
19224         (find_costs_and_classes): Optimize.
19225         (process_bb_node_for_hard_reg_moves): Call
19226         ira_init_register_move_cost_if_necessary.  Use
19227         ira_register_move_cost instead of ira_get_register_move_cost.
19228
19229         * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
19230         ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
19231         ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
19232         (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
19233         definitions.
19234         (ira_initiate_emit_data, ira_finish_emit_data)
19235         (create_new_allocno): New functions.
19236         (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
19237         (emit_move_list): Call ira_init_register_move_cost_if_necessary.
19238         Use ira_register_move_cost instead of ira_get_register_move_cost.
19239
19240         * ira-int.h: Fix some comments.
19241         (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
19242         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
19243         (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
19244         hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
19245         add_data.
19246         (struct ira_allocno): Make mode and aclass a bitfield.  Move other
19247         bitfield after mode.  Make hard_regno a short int.  Make
19248         hard_regno short.  Remove first_coalesced_allocno and
19249         next_coalesced_allocno.  Move mem_optimized_dest_p,
19250         somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
19251         into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
19252         available_regs_num, next_bucket_allocno, prev_bucket_allocno,
19253         temp, colorable_p.  Add new member add_data.
19254         (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
19255         (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
19256         (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
19257         (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
19258         (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
19259         (ALLOCNO_ADD_DATA): New macro.
19260         (ira_emit_data_t): New typedef.
19261         (struct ira_emit_data): New.  Move mem_optimized_dest_p,
19262         somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
19263         from struct ira_allocno.
19264         (ALLOCNO_EMIT_DATA): New macro.
19265         (ira_allocno_emit_data, allocno_emit_reg): New.
19266         (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
19267         (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
19268         (OBJECT_ADD_DATA): New macro.
19269         (ira_reallocate): Remove.
19270         (ira_initiate_emit_data, ira_finish_emit_data): New.
19271         (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
19272         (ira_init_register_move_cost_if_necessary): New.
19273         (ira_object_conflict_iter_next): Merge into
19274         ira_object_conflict_iter_cond.
19275         (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
19276
19277         * ira-live.c (process_single_reg_class_operands): Call
19278         ira_init_register_move_cost_if_necessary.  Use
19279         ira_register_move_cost instead of ira_get_register_move_cost.
19280
19281         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
19282
19283         * ira-int.h (struct target_ira_int): Remove x_cost_classes.
19284
19285         * ira-costs.c: Fix formatting.
19286         (cost_classes, cost_classes_num): Remove.
19287         (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
19288         (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
19289         (cost_classes_del, cost_classes_htab): New.
19290         (cost_classes_aclass_cache, cost_classes_mode_cache): New.
19291         (initiate_regno_cost_classes, setup_cost_classes): New.
19292         (setup_regno_cost_classes_by_aclass): New.
19293         (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
19294         (record_reg_classes): Use regno_cost_classes instead of
19295         cost_classes.  Move checking opposite operand up.
19296         (record_address_regs): Use regno_cost_classes
19297         instead of cost_classes.
19298         (scan_one_insn): Ditto.  Use always general register.
19299         (print_allocno_costs): Use regno_cost_classes instead of
19300         cost_classes.
19301         (print_pseudo_costs): Ditto.  Use Reg_N_REFS.
19302         (find_costs_and_classes): Set up cost classes for each registers.
19303         Use also their mode for this.  Use regno_cost_classes instead of
19304         cost_classes.
19305         (setup_allocno_class_and_costs): Use regno_cost_classes instead of
19306         cost_classes.
19307         (free_ira_costs, ira_init_costs): Don't use cost_classes.
19308         (ira_costs, ira_set_pseudo_classes): Call
19309         initiate_regno_cost_classes and finish_regno_cost_classes.
19310
19311         2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
19312
19313         * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
19314
19315         * target.def (ira_cover_classes): Remove.
19316
19317         * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
19318
19319         * doc/tm.texi.in: Ditto.
19320
19321         * ira-conflicts.c: Remove mentioning cover classes from the file.
19322         Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
19323         ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
19324
19325         * targhooks.c (default_ira_cover_classes): Remove.
19326
19327         * targhooks.h (default_ira_cover_classes): Ditto.
19328
19329         * haifa-sched.c: Remove mentioning cover classes from the file.
19330         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
19331         ira_pressure_classes and ira_pressure_classes_num instead of
19332         ira_reg_class_cover_size and ira_reg_class_cover.  Use
19333         sched_regno_pressure_class instead of sched_regno_cover_class.
19334         (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
19335         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
19336
19337         * ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
19338         classes from the file.
19339         (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
19340         (struct object_hard_regs, struct object_hard_regs_node): New.
19341         (struct ira_object): New members profitable_hard_regs,
19342         hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
19343         (struct ira_allocno): Rename cover_class to aclass.  Rename
19344         cover_class_cost and updated_cover_class_cost to class_cost and
19345         updated_class_cost.  Remove splay_removed_p and
19346         left_conflict_size.  Add new members colorable_p.
19347         (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
19348         (ALLOCNO_COLORABLE_P): New macro.
19349         (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
19350         (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
19351         Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
19352         (OBJECT_...): Rename parameter C to O.
19353         (OBJECT_PROFITABLE_HARD_REGS): New macro.
19354         (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
19355         (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
19356         (struct target_ira_int): New members x_ira_max_memory_move_cost,
19357         x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
19358         x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
19359         x_ira_reg_pressure_class_p, x_ira_important_class_nums,
19360         x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
19361         x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
19362         x_ira_reg_class_subunion.
19363         (ira_max_memory_move_cost, ira_max_register_move_cost)
19364         (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
19365         (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
19366         (ira_important_class_nums, ira_reg_class_superunion): New macros.
19367         (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
19368         (ira_reg_class_union): Rename to ira_reg_class_subunion.
19369         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
19370         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
19371         (ira_tune_allocno_costs_and_cover_classes): Rename to
19372         ira_tune_allocno_costs.
19373         (ira_debug_hard_regs_forest): New.
19374         (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
19375         (ira_object_conflict_iter_next): Fix comments.
19376         (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
19377         (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
19378         cover_class to aclass.
19379         (ira_allocate_and_accumulate_costs): Ditto.
19380         (ira_allocate_and_set_or_copy_costs): Ditto.
19381
19382         * opts.c (decode_options): Remove ira_cover_class check.
19383
19384         * ira-color.c: Remove mentioning cover classes from the file.  Use
19385         ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
19386         instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
19387         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
19388         (splay-tree.h): Remove include.
19389         (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
19390         before copy_freq_compare_func.
19391         (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
19392         (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
19393         New definitions.
19394         (hard_regs_roots, hard_regs_node_vec): Ditto.
19395         (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
19396         (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
19397         (finish_object_hard_regs, object_hard_regs_compare): Ditto.
19398         (create_new_object_hard_regs_node): Ditto.
19399         (add_new_object_hard_regs_node_to_forest): Ditto.
19400         (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
19401         (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
19402         Ditto.
19403         (print_hard_reg_set, print_hard_regs_subforest): Ditto.
19404         (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
19405         (remove_unused_object_hard_regs_nodes): Ditto.
19406         (enumerate_object_hard_regs_nodes): Ditto.
19407         (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
19408         (object_hard_regs_subnode_t): Ditto.
19409         (struct object_hard_regs_subnode): Ditto.
19410         (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
19411         (setup_object_hard_regs_subnode_index): Ditto.
19412         (get_object_hard_regs_subnodes_num): Ditto.
19413         (form_object_hard_regs_nodes_forest): Ditto.
19414         (finish_object_hard_regs_nodes_tree): Ditto.
19415         (finish_object_hard_regs_nodes_forest): Ditto.
19416         (allocnos_have_intersected_live_ranges_p): Rename to
19417         allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
19418         (pseudos_have_intersected_live_ranges_p): Rename to
19419         conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
19420         (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
19421         (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
19422         (update_copy_costs): Remove assert.  Skip cost update if the hard
19423         reg does not belong the class.
19424         (assign_hard_reg): Process only profitable hard regs.
19425         (uncolorable_allocnos_num): Make it scalar.
19426         (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
19427         and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
19428         and ira_reg_class_max_nregs.
19429         (bucket_allocno_compare_func): Check frequency first.
19430         (sort_bucket): Add compare function as a parameter.
19431         (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
19432         (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
19433         (push_allocno_to_stack): Rewrite for checking new allocno
19434         colorability.
19435         (remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
19436         (push_only_colorable): Pass new parameter to sort_bucket.
19437         (push_allocno_to_spill): Remove.
19438         (allocno_spill_priority_compare): Make it inline and rewrite.
19439         (splay_tree_allocate, splay_tree_free): Remove.
19440         (allocno_spill_sort_compare): New function.
19441         (push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
19442         build and use splay tree.  Choose first allocno in uncolorable
19443         allocno bucket to spill.  Remove setting spill cost.
19444         (all_conflicting_hard_regs): Remove.
19445         (setup_allocno_available_regs_num): Check only profitable hard
19446         regs.  Print info about hard regs nodes.
19447         (setup_allocno_left_conflicts_size): Remove.
19448         (put_allocno_into_bucket): Don't call
19449         setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
19450         (improve_allocation): New.
19451         (color_allocnos): Call setup_profitable_hard_regs,
19452         form_object_hard_regs_nodes_forest, improve_allocation,
19453         finish_object_hard_regs_nodes_forest.  Setup spill cost.
19454         (print_loop_title): Use pressure classes.
19455         (color_allocnso): Ditto.
19456         (do_coloring): Remove allocation and freeing splay_tree_node_pool
19457         and allocnos_for_spilling.
19458         (ira_sort_regnos_for_alter_reg): Don't setup members
19459         {first,next}_coalesced_allocno.
19460         (color): Remove allocating and freeing removed_splay_allocno_vec.
19461         (fast_allocation): Use ira_prohibited_class_mode_regs instead of
19462         prohibited_class_mode_regs.
19463
19464         * ira-lives.c: Remove mentioning cover classes from the file.  Fix
19465         formatting.
19466         (update_allocno_pressure_excess_length): Use pressure classes.
19467         (inc_register_pressure, dec_register_pressure): Check for pressure
19468         class.
19469         (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
19470         pressure class.  Use ira_reg_class_nregs instead of
19471         ira_reg_class_max_nregs.
19472         (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
19473         (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
19474         (single_reg_class): Use ira_reg_class_nregs instead of
19475         ira_reg_class_max_nregs.
19476         (process_bb_node_lives): Use pressure classes.
19477
19478         * ira-emit.c: Remove mentioning cover classes from the file.  Use
19479         ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
19480         (change_loop): Use pressure classes.
19481         (modify_move_list): Call ira_set_allocno_class instead of
19482         ira_set_allocno_cover_class.
19483
19484         * ira-build.c: Remove mentioning cover classes from the file.  Use
19485         ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
19486         ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
19487         ALLOCNO_UPDATED_CLASS_COST instead of
19488         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
19489         (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
19490         (ira_create_allocno): Remove initialization of
19491         ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
19492         ALLOCNO_COLORABLE_P.
19493         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
19494         Update conflict regs for the objects.
19495         (create_cap_allocno): Remove assert.  Don't propagate
19496         ALLOCNO_AVAILABLE_REGS_NUM.
19497         (ira_free_allocno_costs): New function.
19498         (finish_allocno): Change a part of code into call of
19499         ira_free_allocno_costs.
19500         (low_pressure_loop_node_p): Use pressure classes.
19501         (object_range_compare_func): Don't compare classes.
19502         (setup_min_max_conflict_allocno_ids): Ditto.
19503
19504         * loop-invariant.c: Remove mentioning cover classes from the file.
19505         Use ira_pressure_classes and ira_pressure_classes_num instead of
19506         ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
19507         (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
19508         Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
19509         Use reg_allocno_class instead of reg_cover_class.
19510         (get_inv_cost): Use instead ira_stack_reg_pressure_class of
19511         STACK_REG_COVER_CLASS.
19512         (get_regno_cover_class): Rename to get_regno_pressure_class.
19513         (move_loop_invariants): Initialize and finalize regstat.
19514
19515         * ira.c: Remove mentioning cover classes from the file.  Add
19516         comments about coloring without cover classes.  Use ALLOCNO_CLASS
19517         instead of ALLOCNO_COVER_CLASS.  Fix formatting.
19518         (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
19519         setup_class_subset_and_memory_move_costs.
19520         (setup_stack_reg_pressure_class, setup_pressure_classes): New.
19521         (setup_cover_and_important_classes): Rename to
19522         setup_allocno_and_important_classes.
19523         (setup_class_translate_array): New.
19524         (setup_class_translate): Call it for allocno and pressure classes.
19525         (cover_class_order): Rename to allocno_class_order.
19526         (comp_reg_classes_func): Use ira_allocno_class_translate instead
19527         of ira_class_translate.
19528         (reorder_important_classes): Set up ira_important_class_nums.
19529         (setup_reg_class_relations): Set up ira_reg_class_superunion.
19530         (print_class_cover): Rename to print_classes.  Add parameter.
19531         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
19532         Print pressure classes too.
19533         (find_reg_class_closure): Rename to find_reg_classes.  Don't call
19534         setup_reg_subclasses.
19535         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
19536         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
19537         (setup_prohibited_class_mode_regs): Use
19538         ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
19539         (clarify_prohibited_class_mode_regs): New function.
19540         (ira_init_register_move_cost): Set up ira_max_register_move_cost,
19541         ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
19542         (ira_init_once): Initialize them.
19543         (free_register_move_costs): Process them.
19544         (ira_init): Move calls of find_reg_classes and
19545         setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
19546         Call clarify_prohibited_class_mode_regs.
19547         (ira_no_alloc_reg): Remove.
19548         (too_high_register_pressure_p): Use pressure classes.
19549
19550         * sched-deps.c: Remove mentioning cover classes from the file.
19551         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
19552         ira_pressure_classes and ira_pressure_classes_num instead of
19553         ira_reg_class_cover_size and ira_reg_class_cover.
19554         (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
19555         sched_regno_pressure_class instead of sched_regno_cover_class.
19556         (mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
19557         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
19558
19559         * ira.h: Add 2010 to Copyright.
19560         (ira_no_alloc_reg): Remove external.
19561         (struct target_ira): Rename x_ira_hard_regno_cover_class,
19562         x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
19563         x_ira_class_translate to x_ira_hard_regno_allocno_class,
19564         x_ira_allocno_classes_num, x_ira_allocno_classes, and
19565         x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
19566         x_ira_pressure_classes, x_ira_pressure_class_translate, and
19567         x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
19568         x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
19569         x_ira_no_alloc_regs.
19570         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
19571         (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
19572         ira_allocno_classes_num and ira_allocno_classes.
19573         (ira_class_translate): Rename to ira_allocno_class_translate.
19574         (ira_pressure_classes_num, ira_pressure_classes): New definitions.
19575         (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
19576         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
19577         (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
19578         (ira_no_alloc_regs): New.
19579
19580         * ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
19581         classes from the file.  Use ALLOCNO_CLASS instead of
19582         ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
19583         ALLOCNO_COVER_CLASS_COST.
19584         (regno_cover_class): Rename to regno_aclass.
19585         (record_reg_classes): Use ira_reg_class_subunion instead of
19586         ira_reg_class_union.
19587         (record_address_regs): Check overflow.
19588         (scan_one_insn): Ditto.
19589         (print_allocno_costs): Print total mem cost fore regional allocation.
19590         (print_pseudo_costs): Use REG_N_REFS.
19591         (find_costs_and_classes): Use classes intersected with them on the
19592         1st pass. Check overflow.  Use ira_reg_class_subunion instead of
19593         ira_reg_class_union.  Use ira_allocno_class_translate and
19594         regno_aclass instead of ira_class_translate and regno_cover_class.
19595         Modify code for finding regno_aclass.  Setup preferred classes for
19596         the next pass.
19597         (setup_allocno_cover_class_and_costs): Rename to
19598         setup_allocno_class_and_costs.  Use regno_aclass instead of
19599         regno_cover_class.  Use ira_set_allocno_class instead of
19600         ira_set_allocno_cover_class.
19601         (init_costs, finish_costs): Use regno_aclass instead of
19602         regno_cover_class.
19603         (ira_costs): Use setup_allocno_class_and_costs instead of
19604         setup_allocno_cover_class_and_costs.
19605         (ira_tune_allocno_costs_and_cover_classes): Rename to
19606         ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
19607         by processing objects.  Use ira_reg_class_max_nregs instead of
19608         ira_reg_class_nregs.
19609
19610         * rtl.h (reg_cover_class): Rename to reg_allocno_class.
19611
19612         * sched-int.h: Remove mentioning cover classes from the file.
19613         (sched_regno_cover_class): Rename to sched_regno_pressure_class.
19614
19615         * reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
19616         classes from the file.
19617         (struct reg_pref): Rename coverclass into allocnoclass.
19618         (reg_cover_class): Rename to reg_allocno_class.
19619
19620         * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
19621
19622         * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
19623
19624         * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
19625
19626         * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
19627
19628         * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
19629
19630         * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
19631
19632         * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
19633
19634         * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
19635
19636         * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
19637
19638         * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
19639
19640         * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
19641         (i386_ira_cover_classes): Ditto.
19642
19643         * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
19644
19645         * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
19646
19647         * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
19648
19649         * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
19650
19651         * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
19652
19653         * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
19654
19655         * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
19656         (mips_ira_cover_classes): Ditto.
19657
19658         * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
19659
19660         * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
19661
19662         * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
19663
19664         * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
19665
19666         * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
19667
19668         * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
19669         (IRA_COVER_CLASSES_VSX): Ditto.
19670
19671         * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
19672         (rs6000_ira_cover_classes): Ditto.
19673
19674         * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
19675
19676         * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
19677
19678         * config/score/score.h (IRA_COVER_CLASSES): Ditto.
19679
19680         * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
19681
19682         * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
19683
19684         * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
19685
19686         * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
19687
19688         * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
19689
19690         * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
19691
19692         * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
19693
19694 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
19695
19696         PR debug/48253
19697         * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
19698         dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
19699         dw_fde_unlikely_section_end_label, cold_in_std_section,
19700         dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
19701         Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
19702         fields.
19703         (output_fde): Use dw_fde_second_{begin,end} if second is
19704         true, otherwise dw_fde_{begin,end}.
19705         (output_call_frame_info): Test dw_fde_second_begin != NULL
19706         instead of dw_fde_switched_sections.
19707         (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
19708         fields, initialize new fields.  Initialize in_std_section
19709         unconditionally from the first partition.
19710         (dwarf2out_end_epilogue): Don't override dw_fde_end when
19711         dw_fde_second_begin is non-NULL.
19712         (dwarf2out_switch_text_section): Stop initializing removed
19713         dw_fde_struct fields, initialize new fields, initialize
19714         also dw_fde_end here.  Set dw_fde_switch_cfi even when
19715         dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
19716         (struct var_loc_list_def): Add last_before_switch field.
19717         (arange_table, arange_table_allocated, arange_table_in_use,
19718         ARANGE_TABLE_INCREMENT, add_arange): Removed.
19719         (size_of_aranges): Count !in_std_section and !second_in_std_section
19720         hunks in fdes, instead of looking at arange_table_in_use.
19721         (output_aranges): Add aranges_length argument, don't call
19722         size_of_aranges here.  Instead of using aranges_table*
19723         emit ranges for fdes when !in_std_section resp.
19724         !second_in_std_section.
19725         (dw_loc_list): Break ranges crossing section switch.
19726         (convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
19727         use dw_fde_second_end instead of dw_fde_end as end of last range.
19728         (gen_subprogram_die): Don't call add_arange.  Use
19729         dw_fde_{begin,end} for first partition and if switched
19730         section dw_fde_second_{begin,end} for the second.
19731         (var_location_switch_text_section_1,
19732         var_location_switch_text_section): New functions.
19733         (dwarf2out_begin_function): Initialize cold_text_section even
19734         when function_section () isn't text_section.
19735         (prune_unused_types): Don't walk arange_table.
19736         (dwarf2out_finish): Don't needlessly test
19737         flag_reorder_blocks_and_partition when testing cold_text_section_used.
19738         If info_section_emitted, call size_of_aranges and if it indicates
19739         non-empty .debug_aranges, call output_aranges with the computed
19740         size.  Stop using removed dw_fde_struct fields, use
19741         dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
19742         for second.
19743
19744         PR debug/48203
19745         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
19746         create ENTRY_VALUE if incoming or address of incoming's MEM
19747         is a hard REG.
19748         * dwarf2out.c (mem_loc_descriptor): Don't emit
19749         DW_OP_GNU_entry_value of DW_OP_fbreg.
19750         * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
19751         on ENTRY_VALUE is able to find the canonical parameter VALUE.
19752         * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
19753         rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
19754         ENTRY_VALUE_EXPs.
19755         (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
19756         is a REG_P or MEM_P with REG_P address, compute hash directly
19757         instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
19758         (preserve_only_constants): Don't clear VALUES forwaring
19759         ENTRY_VALUE to some other VALUE.
19760
19761 2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>
19762
19763         * builtins.c (expand_builtin_memset_args): Use gen_int_mode
19764         instead of GEN_INT.
19765
19766 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
19767
19768         * cfgexpand.c (expand_gimple_cond): Always set the source location and
19769         block before expanding the statement.
19770         (expand_gimple_stmt_1): Likewise.  Set them here...
19771         (expand_gimple_stmt): ...and not here.  Tidy.
19772         * cfglayout.c (curr_insn_locator): Return 0 if the current location is
19773         unknown.
19774
19775 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
19776
19777         * Makefile.in: New rule for cprop.o.
19778         * gcse.c: Move constant/copy propagation to cprop.c.
19779         (compute_local_properties): Only handle expression tables.
19780         (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
19781         (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
19782         (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
19783         next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
19784         mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
19785         compute_cprop_data, find_used_regs, try_replace_reg,
19786         find_avail_set, cprop_jump, constprop_register, cprop_insn,
19787         local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
19788         fis_get_condition, implicit_set_cond_p, find_implicit_sets,
19789         find_bypass_set, reg_killed_on_edge, bypass_block,
19790         bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
19791         execute_rtl_cprop, pass_rtl_cprop): Move to...
19792         * cprop.c: ...here.  New file, constant/copy propagation for RTL
19793         moved from gcse.c to here with minor cleanups in duplicated code.
19794
19795 2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
19796
19797         * config/i386/i386.c (flag_opts): Fix a typo in
19798         -mavx256-split-unaligned-store.
19799
19800 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
19801
19802         * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
19803         LIBCALL_VALUE): Remove macros.
19804         * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
19805         TARGET_FUNCTION_VALUE_REGNO_P): Define.
19806         (h8300_function_value, h8300_libcall_value,
19807         h8300_function_value_regno_p): New functions.
19808
19809 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
19810
19811         * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
19812
19813 2011-03-28  Jeff Law  <law@redhat.com>
19814
19815         * tree-ssa-threadupdate.c (redirect_edges): Call
19816         create_edge_and_update_destination_phis as needed.
19817         (create_edge_and_update_destination_phis): Accept new BB argument.
19818         All callers updated.
19819         (thread_block): Do not update the profile when threading around
19820         intermediate blocks.
19821         (thread_single_edge): Likewise.
19822         (determine_bb_domination_status): If BB is not a successor of the
19823         loop header, return NONDOMINATING.
19824         (register_jump_thread): Note when we register a jump thread around
19825         an intermediate block.
19826         * tree-ssa-threadedge.c (thread_around_empty_block): New function.
19827         (thread_across_edge): Use it.
19828
19829 2011-03-28  Tristan Gingold  <gingold@adacore.com>
19830
19831         * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
19832         when for_return is 2.
19833
19834 2011-03-28  Jeff Law  <law@redhat.com>
19835
19836         * var-tracking.c (canonicalize_values_mark): Delete unused
19837         lhs assignment.
19838         (canonicalize_values_star, set_variable_part): Likewise.
19839         (clobber_variable_part, delete_variable_part): Likewise.
19840
19841 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
19842
19843         * gcse.c (free_gcse_mem): Free reg_set_bitmap.
19844
19845 2011-03-28  Martin Jambor  <mjambor@suse.cz>
19846
19847         * tree-inline.c (expand_call_inline): Do not check that destination
19848         node is analyzed.
19849         (optimize_inline_calls): Assert that destination node is analyzed.
19850         * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
19851         not call tree_lowering_passes.
19852         * cgraph.h (cgraph_analyze_function): Declare.
19853         * cgraphunit.c (cgraph_analyze_function): Make public.
19854
19855 2011-03-28  Joseph Myers  <joseph@codesourcery.com>
19856
19857         * config/sparc/sparc-opts.h: New.
19858         * config/sparc/sparc.c (sparc_handle_option, sparc_select,
19859         sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
19860         (sparc_option_override): Store processor_type enumeration rather
19861         than string in cpu_default.  Remove name and enumeration from
19862         cpu_table.  Directly default -mcpu then default -mtune from -mcpu
19863         without using sparc_select.  Use target_flags_explicit instead of
19864         fpu_option_set.
19865         * config/sparc/sparc.h (enum processor_type): Move to
19866         sparc-opts.h.
19867         (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
19868         * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
19869         HeaderInclude entry.
19870         (mcpu=, mtune=): Use Var and Enum.
19871         (sparc_processor_type): New Enum and EnumValue entries.
19872
19873 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19874             Iain Sandoe  <iains@gcc.gnu.org>
19875
19876         PR target/48245
19877         * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
19878
19879 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
19880
19881         * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
19882         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
19883         Insert new statements at it in lieu of STMT.
19884         (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
19885         * tree-vect-stmts.c (vectorizable_store): Likewise.
19886         (vectorizable_load): Likewise.
19887
19888 2011-03-28  Uros Bizjak  <ubizjak@gmail.com>
19889
19890         * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
19891         (divtf3): Ditto.
19892         (multf3): Ditto.
19893         (subtf3): Ditto.
19894
19895 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
19896
19897         * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
19898         unaligned 256bit load/store.
19899         (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
19900         (*avx_movdqu<avxmodesuffix>): Likewise.
19901
19902 2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
19903
19904         PR target/48288
19905         * config/pa/predicates.md (reg_or_ior_operand): New predicate.
19906         * config/pa/pa.md (iordi3): Use new predicate in expander.
19907         (iorsi3): Likewise.
19908
19909 2011-03-27  Anatoly Sokolov  <aesok@post.ru>
19910
19911         * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
19912         FUNCTION_VALUE_REGNO_P): Remove macros.
19913         * config/mips/mips-protos.h (mips_function_value): Remove.
19914         * config/mips/mips.c (mips_function_value): Rename to...
19915         (mips_function_value_1): ... this. Make static.  Handle receiving
19916         the function type in 'fn_decl_or_type' argument.
19917         (mips_function_value, mips_libcall_value,
19918         mips_function_value_regno_p): New function.
19919         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
19920         TARGET_FUNCTION_VALUE_REGNO_P): Define.
19921
19922 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
19923
19924         * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
19925         and -mavx256-split-unaligned-store.
19926         (ix86_option_override_internal): Split 32-byte AVX unaligned
19927         load/store by default.
19928         (ix86_avx256_split_vector_move_misalign): New.
19929         (ix86_expand_vector_move_misalign): Use it.
19930
19931         * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
19932         -mavx256-split-unaligned-store.
19933
19934         * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
19935         256bit load/store.  Generate unaligned store on misaligned memory
19936         operand.
19937         (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
19938         256bit load/store.
19939         (*avx_movdqu<avxmodesuffix>): Likewise.
19940
19941         * doc/invoke.texi: Document -mavx256-split-unaligned-load and
19942         -mavx256-split-unaligned-store.
19943
19944 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
19945
19946         PR target/38598
19947         * config/mips/mips.md (extendsidi2): Add an "l" alternative.
19948         Update commentary.
19949
19950 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
19951
19952         * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
19953         opno arguments with an expand_operand.  Use create_input_operand.
19954         (mips_prepare_builtin_target): Delete.
19955         (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
19956         functions.
19957         (mips_expand_builtin_direct): Use create_output_operand and
19958         mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
19959         (mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
19960         (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
19961
19962 2011-03-27  Ira Rosen  <ira.rosen@linaro.org>
19963
19964         * config/arm/arm.c (arm_autovectorize_vector_sizes): New
19965         function.
19966         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
19967
19968 2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>
19969
19970         * basic-block.h (fixup_abnormal_edges): Adjust prototype.
19971         * reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
19972         basic blocks and call commit_edge_insertions directly.
19973         (fixup_abnormal_edges): Move from here to...
19974         * cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
19975         on the edges and return whether some have actually been inserted.
19976         * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
19977         compensation code.
19978
19979 2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
19980
19981         PR rtl-optimization/48144
19982         * sel-sched-ir.c (merge_history_vect): Factor out from ...
19983         (merge_expr_data): ... here.
19984         (av_set_intersect): Rename to av_set_code_motion_filter.
19985         Update all callers.  Call merge_history_vect when an expression
19986         is found in both sets.
19987         * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
19988
19989 2011-03-26  Alan Modra  <amodra@gmail.com>
19990
19991         * config/rs6000/predicates.md (word_offset_memref_op): Handle
19992         cmodel medium addresses.
19993         * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
19994         64-bit gpr loads and stores.
19995         (rs6000_secondary_reload_ppc64): New function.
19996         * config/rs6000/rs6000-protos.h: Declare it.
19997         * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
19998
19999 2011-03-26  Alan Modra  <amodra@gmail.com>
20000
20001         PR target/47487
20002         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
20003         GNU Go in traceback table.
20004
20005 2011-03-25  Richard Henderson  <rth@redhat.com>
20006
20007         * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
20008         if there are exactly 6 operands.
20009         (set_storage_via_setmem): Similarly.
20010
20011 2011-03-25  Kai Tietz  <ktietz@redhat.com>
20012
20013         * collect2.c (write_c_file_stat): Handle backslash
20014         as right-hand directory separator.
20015         (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
20016         checking just for slash.
20017         * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
20018         instead of checking for trailing slash.
20019         * gcc.c (record_temp_file): Use filename_cmp instead
20020         of strcmp.
20021         (do_spec_1): Likewise.
20022         (replace_outfile_spec_function): Likewise.
20023         (is_directory): Use filename_ncmp instead of strncmp.
20024         (print_multilib_info): Likewise.
20025         * gcov.c (find_source): Use filename_cmp instead
20026         instead of strcmp.
20027         (make_gcov_file_name): Fix order of slash/backslash
20028         checks.
20029         * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
20030         (add_standard_paths): Likewise.
20031         * mips-tfile.c (saber_stop): Handle backslash.
20032         * prefix.c (update_path): Use filename_ncmp instead of
20033         strncmp.
20034         * profile.c (output_location): Use filename_cmp instead
20035         of strcmp.
20036         * read-md.c (handle_toplevel_file): Handle backslash.
20037         * tlink.c (frob_extension):  Likewise.
20038         * tree-cfg.c (same_line_p): Use filename_cmp instead of
20039         strcmp.
20040         * tree-dump.c (dequeue_and_dump): Handle backslash.
20041         * tree.c (get_file_function_name): Likewise.
20042         * gengtype.c (read_input_list): Likewise.
20043         (get_file_realbasename): Likewise.
20044         (get_output_file_with_visibility): Use filename_cmp
20045         instead of strcmp.
20046
20047 2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>
20048
20049         * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
20050         case to VFPv1.
20051
20052 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
20053
20054         * fold-const.c (expr_location_or): New function.
20055         (fold_truth_not_expr): Call it.
20056
20057 2011-03-25  Jeff Law  <law@redhat.com>
20058
20059         * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
20060         va_end.
20061         * c-family/c-common.c (def_fn_type): Likewise.
20062         * ada/gcc-interface/utils.c (def_fn_type): Likewise.
20063         * emit-rtl.c (gen_rtvec): Likewise.
20064         * lto/lto-lang.c (def_fn_type): Likewise.
20065
20066 2011-03-25  Richard Guenther  <rguenther@suse.de>
20067
20068         * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
20069         also generate copies.
20070         (fini_copy_prop): Handle constant values properly.
20071
20072 2011-03-25  Jakub Jelinek  <jakub@redhat.com>
20073
20074         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
20075         mode size instead of bitsize with DWARF2_ADDR_SIZE.
20076         (hash_loc_operands, compare_loc_operands): Handle
20077         DW_OP_GNU_entry_value.
20078
20079 2011-03-25  Kai Tietz  <ktietz@redhat.com>
20080
20081         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
20082         (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
20083         * config/i386/i386.c (ix86_conditional_register_usage): Adjust
20084         comment and use macro TARGET_64BIT_MS_ABI instead.
20085         (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
20086         and change default behavior for 32-bit MS_ABI.
20087         (ix86_reg_parm_stack_space): Check additionally for bit-ness.
20088         (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
20089         32-bit, too.
20090         (ix86_cfun_abi): Likewise.
20091         (ix86_maybe_switch_abi): Adjust comment.
20092         (init_cumulative_args): Check for bit-ness in MS_ABI case.
20093         (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
20094         instead of checking for SYSV_ABI.
20095         (ix86_nsaved_sseregs): Likewise.
20096         (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
20097         to 16 bytes.
20098         (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
20099         * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
20100         (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
20101         (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
20102         * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
20103
20104 2011-03-25  Richard Guenther  <rguenther@suse.de>
20105
20106         * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
20107         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
20108         (verify_gimple): Remove.
20109         * tree-cfg.c (verify_gimple_call): Merge verification
20110         from verify_stmts.
20111         (verify_gimple_phi): Merge verification from verify_stmts.
20112         (verify_gimple_label): New function.
20113         (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
20114         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
20115         (verify_stmt): Merge into verify_gimple_in_cfg and callees.
20116         (verify_stmts): Rename to verify_gimple_in_cfg.
20117         (verify_gimple_in_cfg): New function.
20118         * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
20119         * tree-ssa.c (verify_ssa): Likewise.
20120         * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
20121
20122 2011-03-25  Richard Guenther  <rguenther@suse.de>
20123
20124         * passes.c (init_optimization_passes): Add FRE pass after
20125         early SRA.
20126
20127 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
20128             Andrew Stubbs  <ams@codesourcery.com>
20129
20130         * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
20131         for Cortex-A8.
20132         (arm_movdi_vfp_cortexa8): New pattern.
20133         * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
20134         iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
20135         instructions when tuning for Cortex-A8.  Set attribute "arch".
20136         * config/arm/arm.md: Move include arm-tune.md up a bit.
20137         (define_attr "arch"): Add "onlya8" and "nota8" values.
20138         (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
20139
20140 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
20141
20142         PR bootstrap/48282
20143         Revert:
20144         2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
20145
20146         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
20147         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
20148         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
20149         * passes.c (init_optimization_passes): Move
20150         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
20151
20152 2011-03-25  Kai Tietz  <ktietz@redhat.com>
20153
20154         * c-typeck.c (comptypes_internal): Replace target
20155         hook call of comp_type_attributes by version in tree.c file.
20156         * gimple.c (gimple_types_compatible_p_1): Likewise.
20157         * tree-ssa.c (useless_type_conversion_p): Likewise.
20158         * tree.c (build_type_attribute_qual_variant): Likewise.
20159         (attribute_value_equal): New static helper function.
20160         (comp_type_attributes): New function.
20161         (merge_attributes): Use attribute_value_equal for comparison.
20162         (attribute_list_contained): Likewise.
20163         * tree.h (comp_type_attributes): New prototype.
20164
20165 2011-03-25  Richard Guenther  <rguenther@suse.de>
20166
20167         * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
20168         of complex types at -O0.
20169         (verify_gimple_assign_binary): Likewise.
20170         (verify_gimple_assign_ternary): Likewise.
20171
20172 2011-03-24  Mark Wielaard  <mjw@redhat.com>
20173
20174         * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
20175         (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
20176
20177 2011-03-24  Mark Wielaard  <mjw@redhat.com>
20178
20179         PR debug/48041
20180         * dwarf2out.c (output_abbrev_section): Only write table when
20181         abbrev_die_table_in_use > 1.
20182
20183 2011-02-24  Richard Henderson  <rth@redhat.com>
20184
20185         * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
20186         (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
20187         (alpha_expand_unaligned_load_words): Use extql.
20188         (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
20189         (emit_insxl): Handle all modes for consistency.
20190
20191 2011-02-24  Richard Henderson  <rth@redhat.com>
20192
20193         * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
20194         (alpha_expand_unaligned_load): Likewise.
20195         (alpha_expand_unaligned_store): Likewise.
20196         (alpha_expand_unaligned_load_words): Likewise.
20197         (alpha_expand_unaligned_store_words): Likewise.
20198         (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
20199         (alpha_split_lock_test_and_set_12): Likewise.
20200         (print_operand, alpha_fold_builtin_extxx): Likewise.
20201         (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
20202         * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
20203         (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
20204         (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
20205         (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
20206         (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
20207         (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
20208         (unaligned_storeqi_be, unaligned_storehi_be): Remove.
20209         (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
20210         (extwl, extll, extql): Similarly.
20211         (inswh, inslh, insqh): Similarly.
20212         (mskbl, mskwl, mskll, mskql): Similarly.
20213         (mskwh, msklh, mskqh): Similarly.
20214
20215 2011-02-24  Richard Henderson  <rth@redhat.com>
20216
20217         * config/alpha/alpha.md (attribute isa): Add er, ner.
20218         (attribute enabled): Handle them.
20219         (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
20220
20221 2011-02-24  Richard Henderson  <rth@redhat.com>
20222
20223         * config/alpha/alpha.md (attribute isa): Add vms.
20224         (attribute enabled): Handle it.
20225         (*movsf): Merge *movsf_{nofix,fix,nofp}.
20226         (*movdf): Merge *movdf_{nofix,fix,nofp}.
20227         (*movtf): Rename from *movtf_internal for consistency.
20228         (*movsi): Merge with *movsi_nt_vms.
20229         (*movhi): Merge *movhi_nobwx, *movhi_bwx.
20230         (*movqi): Merge *movqi_nobwx, *movqi_bwx.
20231         (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
20232         * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
20233
20234 2011-02-24  Richard Henderson  <rth@redhat.com>
20235
20236         * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
20237         (extendqisi2, extendhisi2): Likewise.
20238         (extendqidi2): Simplify BWX/non-BWX expansions.
20239         (extendhidi2): Similarly.
20240
20241 2011-02-24  Richard Henderson  <rth@redhat.com>
20242
20243         * config/alpha/alpha.md (attribute isa): New.
20244         (attribute enabled): New.
20245         (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
20246         (zero_extendqisi2, zero_extendqidi2): Similarly.
20247         (zero_extendhisi2, zero_extendhidi2): Similarly.
20248         * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
20249
20250 2011-02-24  Richard Henderson  <rth@redhat.com>
20251
20252         * config/alpha/predicates.md (input_operand): Revert last change;
20253         update comment to mention 32-bit VMS rather than Windows.
20254
20255 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
20256
20257         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
20258         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
20259         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
20260         * passes.c (init_optimization_passes): Move
20261         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
20262
20263 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
20264
20265         * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
20266
20267 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
20268
20269         * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
20270         correctly.
20271
20272 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
20273
20274         PR debug/48204
20275         * simplify-rtx.c (simplify_const_unary_operation): Call
20276         real_convert when changing mode class with FLOAT_EXTEND.
20277
20278 2011-03-24  Nick Clifton  <nickc@redhat.com>
20279
20280         * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
20281         (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
20282         * config/rx/rx.c (rx_option_override): Set align_jumps,
20283         align_loops and align_labels if not set by the user.
20284         (rx_align_for_label): New function.
20285         (rx_max_skip_for_label): New function.
20286         (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
20287         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
20288         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
20289         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
20290         * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
20291
20292 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
20293
20294         PR rtl-optimization/48263
20295         * optabs.c (expand_binop_directly): Reinstate convert_modes code
20296         and original commutative_p handling.  Use maybe_gen_insn.
20297
20298 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
20299
20300         * reload.c (find_reloads_subreg_address): Add address_reloaded
20301         parameter and return true there if the full address has been
20302         reloaded.
20303         (find_reloads_toplev): Pass address_reloaded flag.
20304         (find_reloads_address_1): Don't use address_reloaded parameter.
20305
20306 2011-03-24  Jeff Law  <law@redhat.com>
20307
20308         * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
20309         unused variable "ann".
20310         (remove_unused_locals): Likewise.
20311
20312         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
20313         statement.
20314
20315         * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
20316         after it is freed.
20317
20318 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
20319
20320         * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
20321         for invalid symbolic addresses.
20322         (s390_secondary_reload): Don't use s390_check_symref_alignment for
20323         larl operands.
20324
20325 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
20326
20327         * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
20328         the argument in calls to fold_truth_not_expr.
20329
20330 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
20331
20332         * tree.c (record_node_allocation_statistics): New function.
20333         (make_node_stat, copy_node_stat, build_string): Call it.
20334         (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
20335         (build1_stat, build_omp_clause): Likewise.
20336
20337 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
20338
20339         * builtins.c (expand_movstr): Fix endp == 1 adjustment after
20340         last commit.
20341
20342 2011-03-24  Richard Guenther  <rguenther@suse.de>
20343
20344         PR tree-optimization/48271
20345         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
20346         blocks that still exist.
20347
20348 2011-03-24  Richard Guenther  <rguenther@suse.de>
20349
20350         PR tree-optimization/48270
20351         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
20352         not free datarefs before ddrs.
20353
20354 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
20355
20356         * tree-sra.c (build_ref_for_offset): Strip useless type conversions
20357         from the address built for a reference with variable offset.
20358
20359 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
20360
20361         PR target/48237
20362         * config/i386/i386.md (*movdf_internal_rex64): Do not split
20363         alternatives that can be handled with movq or movabsq insn.
20364         (*movdf_internal): Disable for !TARGET_64BIT.
20365         (*movdf_internal_nointeger): Ditto.
20366         * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
20367
20368 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
20369
20370         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
20371         (FUNCTION_ARG_ADVANCE): Likewise.
20372         * tm.texi.in: Change references to them to hook references.
20373         * tm.texi: Regenerate.
20374         * targhooks.c (default_function_arg): Eliminate check for target macro.
20375         (default_function_incoming_arg): Likewise.
20376         (default_function_arg_advance): Likewise.
20377         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
20378         (function_arg_advance): Likewise.
20379         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
20380
20381 2011-03-24  Richard Guenther  <rguenther@suse.de>
20382
20383         PR middle-end/48269
20384         * tree-object-size.c (addr_object_size): Do not double-account
20385         for MEM_REF offsets.
20386
20387 2011-03-24  Diego Novillo  <dnovillo@google.com>
20388
20389         * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
20390         * lto-streamer-in.c (input_string_internal): Add clarifying comments.
20391         (lto_input_data_block): Move from lto-opts.c.  Make extern.
20392         Update all users.
20393         (lto_input_string): Rename from input_string.  Make extern.
20394         Update all users.
20395         * lto-streamer-out.c (lto_output_string_with_length): Rename from
20396         output_string_with_length.
20397         Output 0 to indicate a non-NULL string.  Update all callers to
20398         not emit 0.
20399         (lto_output_string): Rename from output_string.  Make extern.
20400         Update all users.
20401         (lto_output_decl_state_streams): Make extern.
20402         (lto_output_decl_state_refs): Make extern.
20403         * lto-streamer.h (lto_input_string): Declare.
20404         (lto_input_data_block): Declare.
20405         (lto_output_string): Declare.
20406         (lto_output_string_with_length): Declare.
20407         (lto_output_decl_state_streams): Declare.
20408         (lto_output_decl_state_refs): Declare.
20409
20410 2011-03-24  Richard Guenther  <rguenther@suse.de>
20411
20412         PR tree-optimization/46562
20413         * tree.c (build_invariant_address): New function.
20414         * tree.h (build_invariant_address): Declare.
20415         * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
20416         a renamed function moved ...
20417         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
20418         Take valueization callback parameter.
20419         * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
20420         * gimple-fold.h: New file.
20421         * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
20422         (ccp_fold, fold_const_aggregate_ref,
20423         fold_ctor_reference, fold_nonarray_ctor_reference,
20424         fold_array_ctor_reference, fold_string_cst_ctor_reference,
20425         get_base_constructor): Move ...
20426         * gimple-fold.c: ... here.
20427         (gimple_fold_stmt_to_constant_1): New function
20428         split out from ccp_fold.  Take a valueization callback parameter.
20429         Valueize all operands.
20430         (gimple_fold_stmt_to_constant): New wrapper function.
20431         (fold_const_aggregate_ref_1): New function split out from
20432         fold_const_aggregate_ref.  Take a valueization callback parameter.
20433         (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
20434         * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
20435         invariant POINTER_PLUS_EXPRs to invariant form.
20436         (vn_valueize): New function.
20437         (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
20438         * tree-vrp.c (vrp_valueize): New function.
20439         (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
20440         to fold statements to constants.
20441         * tree-ssa-pre.c (eliminate): Properly guard propagation of
20442         function declarations.
20443         * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
20444         tree-ssa-ccp.o): Add gimple-fold.h dependencies.
20445
20446 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
20447
20448         * config/h8300/predicates.md (jump_address_operand): Fix register
20449         mode check.
20450
20451 2011-03-24  Ira Rosen  <ira.rosen@linaro.org>
20452
20453         * doc/invoke.texi (max-stores-to-sink): Document.
20454         * params.h (MAX_STORES_TO_SINK): Define.
20455         * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
20456         if either vectorization or if-conversion is disabled.
20457         * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
20458         tree-vect-data-refs.c vect_equal_offsets.
20459         (dr_equal_offsets_p): New function.
20460         (find_data_references_in_bb): Remove static.
20461         * tree-data-ref.h (find_data_references_in_bb): Declare.
20462         (dr_equal_offsets_p): Likewise.
20463         * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
20464         (vect_drs_dependent_in_basic_block): Update calls to
20465         vect_equal_offsets.
20466         (vect_check_interleaving): Likewise.
20467         * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
20468         (cond_if_else_store_replacement): Rename to...
20469         (cond_if_else_store_replacement_1): ... this.  Change arguments and
20470         documentation.
20471         (cond_if_else_store_replacement): New function.
20472         * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
20473         * params.def (PARAM_MAX_STORES_TO_SINK): Define.
20474
20475 2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
20476
20477         PR target/46934
20478         * config/arm/arm.md (casesi): Use the gen_int_mode() function
20479         to subtract lower bound instead of GEN_INT().
20480
20481 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
20482
20483         PR other/48179
20484         PR other/48221
20485         PR other/48234
20486         * doc/extend.texi (Alignment): Move section to match order in TOC.
20487         * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
20488         (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
20489
20490 2011-03-23  Jeff Law  <law@redhat.com>
20491
20492         * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
20493         before removing the edge.
20494
20495         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
20496         it may have been freed by redirect_branch_edge or
20497         redirect_edge_succ_nodup.
20498
20499 2011-03-23  Richard Guenther  <rguenther@suse.de>
20500
20501         * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
20502         (check_va_list_escapes): Likewise.
20503         (check_all_va_list_escapes): Likewise.
20504
20505 2011-03-23  Richard Guenther  <rguenther@suse.de>
20506
20507         * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
20508         (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
20509         (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
20510         (alias.o): Likewise.
20511         (ipa-type-escape.o): Remove.
20512         (ipa-struct-reorg.o): Likewise.
20513         (GTFILES): Remove ipa-struct-reorg.c.
20514         * alias.c: Do not include ipa-type-escape.h.
20515         * tree-ssa-alias.c: Likewise.
20516         * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
20517         * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
20518         * passes.c (init_optimization_passes): Remove ipa-struct-reorg
20519         and ipa-type-escape passes.
20520         * tree-pass.h (pass_ipa_type_escape): Remove.
20521         (pass_ipa_struct_reorg): Likewise.
20522         * ipa-struct-reorg.h: Remove.
20523         * ipa-struct-reorg.c: Likewise.
20524         * ipa-type-escape.h: Likewise.
20525         * ipa-type-escape.c: Likewise.
20526         * doc/invoke.texi (-fipa-struct-reorg): Remove.
20527         (--param struct-reorg-cold-struct-ratio): Likewise.
20528         * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
20529         * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
20530         * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
20531
20532 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
20533
20534         * config/s390/2084.md: Enable all insn reservations also for z9_ec
20535         cpu attribute value.
20536         * config/s390/s390-opts.h (enum s390_arch_option): Remove.
20537         (enum processor_type): Add PROCESSOR_2094_Z9_EC.
20538         * config/s390/s390.c (processor_flags_table): New constant array.
20539         (s390_handle_arch_option): Remove.
20540         (s390_handle_option): Remove s390_handle_arch_option invocations
20541         and OPT_mwarn_framesize_ handling.
20542         (s390_option_override): Remove s390_handle_arch_option invocation.
20543         (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
20544         warnings.
20545         * config/s390/s390.md (cpu attribute): Add z9_ec value.
20546         * config/s390/s390.opt (s390_tune, s390_arch)
20547         (march=): Replace s390_arch_option enum and values with
20548         processor_type.  Set variable name to s390_arch.  Set
20549         initialization value.
20550         (mtune=): Replace s390_arch_option with processor_type.  Set
20551         variable name to s390_tune.  Set initialization value.
20552
20553 2011-03-23  Julian Brown  <julian@codesourcery.com>
20554
20555         * expr.c (expand_expr_real_1): Only use BLKmode for volatile
20556         accesses which are not naturally aligned.
20557
20558 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
20559
20560         PR target/47553
20561         * config/arm/predicates.md (neon_lane_number): Accept 0..15.
20562
20563 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
20564
20565         * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
20566         parameter from "int" to "enum insn_code".
20567         (expand_operand_type): New enum.
20568         (expand_operand): New structure.
20569         (create_expand_operand): New function.
20570         (create_fixed_operand, create_output_operand): Likewise
20571         (create_input_operand, create_convert_operand_to): Likewise.
20572         (create_convert_operand_from, create_address_operand): Likewise.
20573         (create_integer_operand): Likewise.
20574         (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
20575         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
20576         (expand_insn, expand_jump_insn): Likewise.
20577         * builtins.c (expand_builtin_prefetch): Use the new interfaces.
20578         (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
20579         (expand_movstr, expand_builtin___clear_cache): Likewise.
20580         (expand_builtin_lock_release): Likewise.
20581         * explow.c (allocate_dynamic_stack_space): Likewise.
20582         (probe_stack_range): Likewise.  Allow check_stack to FAIL,
20583         and use the default handling in that case.
20584         * expmed.c (check_predicate_volatile_ok): Delete.
20585         (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
20586         (emit_cstore): Likewise.
20587         * expr.c (emit_block_move_via_movmem): Likewise.
20588         (set_storage_via_setmem, expand_assignment): Likewise.
20589         (emit_storent_insn, try_casesi): Likewise.
20590         (emit_single_push_insn): Likewise.  Allow the expansion to fail.
20591         * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
20592         (expand_vec_shift_expr, expand_binop_directly): Likewise.
20593         (expand_twoval_unop, expand_twoval_binop): Likewise.
20594         (expand_unop_direct, emit_indirect_jump): Likewise.
20595         (emit_conditional_move, vector_compare_rtx): Likewise.
20596         (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
20597         (expand_sync_operation, expand_sync_fetch_operation): Likewise.
20598         (expand_sync_lock_test_and_set): Likewise.
20599         (maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
20600         (emit_unop_insn): Likewise.
20601         (expand_copysign_absneg): Change icode to an insn_code.
20602         (create_convert_operand_from_type): New function.
20603         (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
20604         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
20605         (expand_insn, expand_jump_insn): Likewise.
20606         * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
20607         than const_int_operand for operand 2.
20608
20609 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
20610
20611         * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
20612         if possible.
20613
20614 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
20615
20616         * emit-rtl.c (emit_pattern_before_noloc): New function.
20617         (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
20618         (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
20619         (emit_pattern_after_noloc): New function.
20620         (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
20621         (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
20622
20623 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
20624
20625         * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
20626         (__ffsDI2): Likewise.
20627
20628 2011-03-22  Richard Henderson  <rth@redhat.com>
20629
20630         * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
20631         of !TARGET_ABI_OPEN_VMS.
20632         (alpha_trampoline_init, alpha_start_function): Likewise.
20633         (alpha_expand_epilogue, alpha_file_start): Likewise.
20634         * config/alpha/alpha.md (divsi3, modsi3): Likewise.
20635         (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
20636         (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
20637         (*divmodsi_internal, *divmoddi_internal_er): Likewise.
20638         (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
20639
20640 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
20641
20642         * config/s390/s390-opts.h: New.
20643         * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
20644         s390_arch_flags, s390_warn_framesize, s390_stack_size,
20645         s390_stack_guard): Remove.
20646         (s390_handle_arch_option): Return void.  Take enum
20647         s390_arch_option value instead of string and searching array.
20648         (s390_handle_option): Don't assert that global structures are in
20649         use.  Access variables via opts pointer.  Use error_at.  Don't use
20650         sscanf for -mstack-guard= or -mstack-size=.  Update call to
20651         s390_handle_arch_option.
20652         (s390_option_override): Update call to s390_handle_arch_option.
20653         (s390_emit_prologue): Use %d format for s390_stack_size in
20654         diagnostic.  Use %wd for HOST_WIDE_INT.
20655         * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
20656         (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
20657         * config/s390/s390.opt (config/s390/s390-opts.h): New
20658         HeaderInclude entry.
20659         (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
20660         s390_arch_flags, s390_warn_framesize): New Variable entries.
20661         (s390_arch_option): New Enum and EnumValue entries.
20662         (march=): Use Enum instead of Var.
20663         (mstack-guard=, mstack-size=): Use UInteger and Var.
20664         (mtune=): Use Enum.
20665
20666 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
20667
20668         * config/score/score.c (score_handle_option): Don't assert that
20669         global structures are in use.  Access target_flags via opts
20670         pointer.  Use value of -march= option to determine target_flags
20671         settings.
20672         * config/score/score.opt (march=): Use Enum.
20673         (score_arch): New Enum and EnumValue entries.
20674
20675 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
20676
20677         * config/mep/mep.c (option_mtiny_specified): Remove.
20678         (mep_option_override): Move register handling for -mivc2 from
20679         mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
20680         instead of option_mtiny_specified.
20681         (mep_handle_option): Access target_flags via opts pointer.  Don't
20682         assert that global structures are in use.  Defer part of -mivc2
20683         handling and move it to mep_option_override.
20684         * config/mep/mep.opt (IVC2): New Mask entry.
20685         (mivc2): Use Var and Defer instead of Mask.
20686
20687 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
20688
20689         * config/v850/v850-opts.h: New.
20690         * config/v850/v850.c (small_memory): Replace with
20691         small_memory_physical_max array.  Make that array static const.
20692         (v850_handle_memory_option): Take integer value of argument.  Take
20693         gcc_options pointer, option text and location.  Return void.
20694         Update for changes to small memory structures.
20695         (v850_handle_option): Access target_flags via opts pointer.  Don't
20696         assert that global structures are in use.  Update calls to
20697         v850_handle_memory_option.
20698         (v850_encode_data_area): Update references to small memory settings.
20699         * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
20700         (enum small_memory_type): Move to v850-opts.h.
20701         * config/v850/v850.opt (config/v850/v850-opts.h): New
20702         HeaderInclude entry.
20703         (small_memory_max): New Variable entry.
20704         (msda): Replace by pair of options msda= and msda-.  Use UInteger.
20705         (mtda, mzda): Likewise.
20706
20707 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
20708
20709         * config/sh/sh.c (sh_handle_option): Access target_flags via opts
20710         pointer.  Don't assert that global structures are in use.
20711
20712 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
20713
20714         * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
20715         via opts pointer.  Don't assert that global structures are in use.
20716
20717 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
20718
20719         * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
20720         (munix=93): Use Var.
20721         * config/pa/pa-hpux1010.opt (munix=95): Use Var.
20722         * config/pa/pa-hpux1111.opt (munix=98): Use Var.
20723         * config/pa/pa-opts.h: New.
20724         * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
20725         (pa_handle_option): Don't assert that global structures are in
20726         use.  Access target_flags via opts pointer.  Don't handle
20727         OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
20728         OPT_munix_98 here.
20729         (pa_option_override): Handle deferred OPT_mfixed_range_.
20730
20731 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
20732
20733         * config/mn10300/mn10300-opts.h: New.
20734         * config/mn10300/mn10300.c (mn10300_processor,
20735         mn10300_tune_string): Remove.
20736         (mn10300_handle_option): Don't assert that global structures are
20737         in use.  Access mn10300_processor via opts pointer.  Don't handle
20738         OPT_mtune_ here.
20739         * config/mn10300/mn10300.h (enum processor_type): Move to
20740         mn10300-opts.h.
20741         (mn10300_processor): Remove.
20742         * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
20743         HeaderInclude entry.
20744         (mn10300_processor): New Variable entry.
20745         (mtune=): Use Var.
20746
20747 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
20748
20749         * config/microblaze/microblaze.c: Don't include opts.h.
20750         (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
20751         * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
20752         (mno-clearbss): Use Var and Warn.
20753
20754 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
20755
20756         * config/m32r/m32r-opts.h: New.
20757         * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
20758         (m32r_handle_option): Don't assert that global structures are in
20759         use.  Access target_flags and m32r_cache_flush_func via opts
20760         pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
20761         OPT_mno_flush_trap here.
20762         * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
20763         include of m32r-opts.h.
20764         * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
20765         HeaderInclude entry.
20766         (m32r_model_selected, m32r_sdata_selected): New Variable entries.
20767         (mmodel=): Use Enum and Var.
20768         (m32r_model): New Enum and EnumValue entries.
20769         (mno-flush-trap): Use Var.
20770         (msdata=): Use Enum and Var.
20771         (m32r_sdata): New Enum and EnumValue entries.
20772
20773 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
20774
20775         * config/m32c/m32c.c: Don't include opts.h.
20776         (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
20777         m32c_handle_option): Remove.
20778         (m32c_option_override): Check global_options_set.x_target_memregs
20779         instead of target_memregs_set.
20780         * config/m32c/m32c.h (target_memregs): Remove.
20781         * config/m32c/m32c.opt (memregs=): Use UInteger with integer
20782         variable.
20783
20784 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
20785
20786         * config/iq2000/iq2000-opts.h: New.
20787         * config/iq2000/iq2000.c: Don't include opts.h.
20788         (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
20789         * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
20790         * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
20791         HeaderInclude entry.
20792         (iq2000_tune): New Variable entry.
20793         (march=): Add comment.  Use Enum.
20794         (iq2000_arch): New Enum and EnumValue entries.
20795         (mcpu=): Use Enum and Var.
20796         (iq2000_tune): New Enum and EnumValue entries.
20797
20798 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
20799
20800         * config/ia64/ia64-opts.h: New.
20801         * config/ia64/ia64.c (ia64_tune): Remove.
20802         (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
20803         here.  Use error_at.
20804         (ia64_option_override): Handle deferred OPT_mfixed_range_.
20805         * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
20806         * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
20807         HeaderInclude entry.
20808         (ia64_tune): New Variable entry.
20809         (mfixed-range=): Use Defer and Var.
20810         (mtune=): Use Enum and Var.
20811         (ia64_tune): New Enum and EnumValue entries.
20812
20813 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
20814
20815         * config/frv/frv-opts.h: New.
20816         * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
20817         frv-opts.h.
20818         (frv_cpu_type): Remove.
20819         * config/frv/frv.c: Don't include opts.h.
20820         (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
20821         * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
20822         (frv_cpu_type): New Variable entry.
20823         (frv_cpu): New Enum and EnumValue entries.
20824
20825 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
20826
20827         * config/cris/cris.c (cris_handle_option): Access target_flags via
20828         opts pointer.  Don't assert that global structures are in use.
20829         Don't call CRIS_SUBTARGET_HANDLE_OPTION.
20830         * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
20831
20832 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
20833
20834         * config/bfin/bfin-opts.h: New.
20835         * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
20836         bfin_si_revision, bfin_workarounds): Remove.
20837         (bfin_cpus): Make static const.
20838         (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
20839         not bfin_lib_id_given.
20840         (bfin_handle_option): Don't set bfin_lib_id_given.  Access
20841         bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
20842         pointer. Use error_at.  Don't assert that global structures are in use.
20843         * config/bfin/bfin.h: Include bfin-opts.h.
20844         (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
20845         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
20846         * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
20847         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
20848         entries.
20849
20850 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
20851
20852         * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
20853         * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
20854         or -msoft-float here.
20855         * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
20856         -msoft-float and -mhard-float.
20857         (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
20858         * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
20859         msoft-float.
20860         * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
20861         -msoft-float.
20862         (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
20863         * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
20864         not mhard-float.
20865         (LIBGCC_SPEC): Don't handle -msoft-float.
20866         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
20867         -mhard-float.
20868         * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
20869         msoft-float.
20870         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
20871         -mfloat-abi=*, not -msoft-float and -mhard-float.
20872         * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
20873         -msoft-float.
20874         * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
20875         Use mfloat-abi=hard and mfloat-abi=soft in comments, not
20876         mhard-float and msoft-float.
20877         * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
20878         mfloat-abi=soft in comments, not mhard-float and msoft-float.
20879         * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
20880         mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
20881         mhard-float.
20882         * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
20883         mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
20884         msoft-float.
20885         * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
20886         not mhard-float.
20887         * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
20888         not msoft-float.
20889
20890 2011-03-22  Richard Henderson  <rth@redhat.com>
20891
20892         * config/alpha/alpha.c (alpha_expand_prologue): Don't test
20893         TARGET_ABI_WINDOWS_NT.
20894         (alpha_output_function_end_prologue): Likewise.
20895         * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
20896         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
20897         * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
20898         (trap, *movsi_nt_vms): Likewise.
20899         (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
20900         (*tablejump_osf_nt_internal): Remove.
20901         * config/alpha/predicates.md (input_operand): Only test Pmode.
20902
20903 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
20904
20905         * config/alpha/alpha.c (alpha_handle_option): Access target_flags
20906         via opts pointer.  Use error_at.  Don't assert that global
20907         structures are in use.
20908
20909 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
20910
20911         * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
20912         (ix86_handle_option): Access ix86_isa_flags and
20913         ix86_isa_flags_explicit via opts pointer.  Don't assert that
20914         global structures are in use.
20915         (ix86_function_specific_save, ix86_function_specific_restore):
20916         Update ix86_isa_flags_explicit field name.
20917         * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
20918         (ix86_isa_flags_explicit): Rename TargetSave entry to
20919         x_ix86_isa_flags_explicit.
20920
20921 2011-03-22  Richard Henderson  <rth@redhat.com>
20922
20923         * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
20924         (alpha_option_override, direct_return): Likewise.
20925         (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
20926         (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
20927         (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
20928         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
20929         (alpha_expand_epilogue, alpha_end_function): Likewise.
20930         (alpha_init_libfuncs): Likewise.
20931         (struct machine_function): Remove unicosmk members.
20932         (print_operand) ['t']: Remove.
20933         (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
20934         unicosmk_output_module_name, unicosmk_output_common,
20935         current_section_align, unicosmk_output_text_section_asm_op,
20936         unicosmk_output_data_section_asm_op, unicosmk_init_sections,
20937         unicosmk_section_type_flags, unicosmk_unique_section,
20938         unicosmk_asm_named_section, unicosmk_insert_attributes,
20939         unicosmk_output_align, unicosmk_defer_case_vector,
20940         unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
20941         SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
20942         unicosmk_output_ssib, unicosmk_add_call_info_word,
20943         unicosmk_extern_head, unicosmk_output_default_externs,
20944         unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
20945         unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
20946         unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
20947         * config/alpha/alpha-protos.h: Update.
20948         * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
20949         * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
20950         (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
20951         (mulsi3): Don't test TARGET_ABI_UNICOSMK.
20952         (*mulsi_se, mulvsi3): Likewise.
20953         (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
20954         (*divmodsi_internal, call, call_value, realign): Likewise.
20955         (moddi3, umoddi3): Likewise; remove duplicate expander.
20956         (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
20957         (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
20958         (*movdi_nofix): Remove r/U alternative.
20959         (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
20960         * config/alpha/constraints.md ("U"): Remove.
20961         * config/alpha/predicates.md (call_operand"): Don't test
20962         TARGET_ABI_UNICOSMK.
20963
20964 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
20965
20966         * target.def (handle_option): Take gcc_options and
20967         cl_decoded_option pointers and location_t.
20968         * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
20969         * doc/tm.texi: Regenerate.
20970         * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
20971         * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
20972         * lto-opts.c (lto_reissue_options): Generate option structure for
20973         targetm.handle_option call.
20974         * opts.c (target_handle_option): Update call to
20975         targetm.handle_option.  Remove assertions about values now passed
20976         down to hook.
20977         * targhooks.c (default_target_handle_option): New.
20978         * targhooks.h (default_target_handle_option): Declare.
20979         * config/alpha/alpha.c: Include opts.h.
20980         (alpha_handle_option): Update to new hook interface.
20981         * config/arm/arm.c: Include opts.h.
20982         (arm_handle_option): Update to new hook interface.
20983         * config/arm/t-arm (arm.o): Update dependencies.
20984         * config/bfin/bfin.c: Include opts.h.
20985         (bfin_handle_option): Update to new hook interface.
20986         * config/cris/cris.c: Include opts.h.
20987         (cris_handle_option): Update to new hook interface.
20988         * config/frv/frv.c: Include opts.h.
20989         (frv_handle_option): Update to new hook interface.
20990         * config/i386/i386.c: Include opts.h.
20991         (ix86_handle_option): Update to new hook interface.
20992         (ix86_valid_target_attribute_inner_p): Generate option structure
20993         for call to ix86_handle_option.
20994         * config/i386/t-i386 (i386.o): Update dependencies.
20995         * config/ia64/ia64.c: Include opts.h.
20996         (ia64_handle_option): Update to new hook interface.
20997         * config/ia64/t-ia64 (ia64.o): Update dependencies.
20998         * config/iq2000/iq2000.c: Include opts.h.
20999         (iq2000_handle_option): Update to new hook interface.
21000         * config/m32c/m32c.c: Include opts.h.
21001         (m32c_handle_option): Update to new hook interface.
21002         * config/m32r/m32r.c: Include opts.h.
21003         (m32r_handle_option): Update to new hook interface.
21004         * config/m68k/m68k.c: Include opts.h.
21005         (m68k_handle_option): Update to new hook interface.
21006         * config/mep/mep.c: Include opts.h.
21007         (mep_handle_option): Update to new hook interface.
21008         * config/microblaze/microblaze.c: Include opts.h.
21009         (microblaze_handle_option): Update to new hook interface.
21010         * config/mips/mips.c: Include opts.h.
21011         (mips_handle_option): Update to new hook interface.
21012         * config/mn10300/mn10300.c: Include opts.h.
21013         (mn10300_handle_option): Update to new hook interface.
21014         * config/pa/pa.c: Include opts.h.
21015         (pa_handle_option): Update to new hook interface.
21016         * config/pdp11/pdp11.c: Include opts.h.
21017         (pdp11_handle_option): Update to new hook interface.
21018         * config/rs6000/rs6000.c: Include opts.h.
21019         (rs6000_handle_option): Update to new hook interface.
21020         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
21021         * config/rx/rx.c: Include opts.h.
21022         (rx_handle_option): Update to new hook interface.
21023         * config/s390/s390.c: Include opts.h.
21024         (s390_handle_option): Update to new hook interface.
21025         * config/score/score.c: Include opts.h.
21026         (score_handle_option): Update to new hook interface.
21027         * config/sh/sh.c: Include opts.h.
21028         (sh_handle_option): Update to new hook interface.
21029         * config/sparc/sparc.c: Include opts.h.
21030         (sparc_handle_option): Update to new hook interface.
21031         * config/v850/v850.c: Include opts.h.
21032         (v850_handle_option): Update to new hook interface.
21033
21034 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
21035
21036         * gcc.c (driver_unknown_option_callback): Only permit and save
21037         unknown -Wno- options.
21038         (driver_wrong_lang_callback): Save options directly instead of via
21039         driver_unknown_option_callback.
21040
21041 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
21042
21043         * combine.c (simplify_set): Try harder to find the best CC mode when
21044         simplifying a nested COMPARE on the RHS.
21045
21046 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
21047
21048         * config/alpha/gnu.h: Remove.
21049         * config/arc: Remove directory.
21050         * config/arm/netbsd.h: Remove.
21051         * config/arm/t-pe: Remove.
21052         * config/crx: Remove directory.
21053         * config/i386/netbsd.h: Remove.
21054         * config/m68hc11: Remove directory.
21055         * config/m68k/uclinux-oldabi.h: Remove.
21056         * config/mcore/mcore-pe.h: Remove.
21057         * config/mcore/t-mcore-pe: Remove.
21058         * config/netbsd-aout.h: Remove.
21059         * config/rs6000/gnu.h: Remove.
21060         * config/sh/sh-symbian.h: Remove.
21061         * config/sh/symbian-base.c: Remove.
21062         * config/sh/symbian-c.c: Remove.
21063         * config/sh/symbian-cxx.c: Remove.
21064         * config/sh/symbian-post.h: Remove.
21065         * config/sh/symbian-pre.h: Remove.
21066         * config/sh/t-symbian: Remove.
21067         * config/svr3.h: Remove.
21068         * config/vax/netbsd.h: Remove.
21069         * config.build: Don't handle i[34567]86-*-pe.
21070         * config.gcc: Remove handling of deprecations for most deprecated
21071         targets.
21072         (m68k-*-uclinuxoldabi*): Add to second deprecated list.
21073         (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
21074         i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
21075         m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
21076         powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
21077         sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
21078         Remove cases.
21079         * config.host: Don't handle i[34567]86-*-pe.
21080         * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
21081         (ASM_SPEC32): Don't handle -mcall-gnu.
21082         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
21083         -mcall-gnu.
21084         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
21085         STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
21086         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
21087         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
21088         (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
21089         * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
21090         conditional on SYMBIAN.
21091         * configure.ac: Don't handle powerpc*-*-gnu*.
21092         * configure: Regenerate.
21093         * doc/extend.texi (interrupt attribute): Don't mention CRX.
21094         * doc/install-old.texi (m6811, m6812): Don't mention.
21095         * doc/install.texi (arc-*-elf*): Don't document multilib option.
21096         (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
21097         (m68k-uclinuxoldabi): Don't mention.
21098         * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
21099         Remove.
21100         (-mcall-gnu): Remove.
21101         * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
21102         families): Remove constraint documentation.
21103
21104 2011-03-22  Marius Strobl  <marius@FreeBSD.org>
21105
21106         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
21107         (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
21108         (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
21109
21110 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
21111
21112         PR target/48226
21113         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If we see a
21114         vector when peeking at the next token for vector, don't expand the
21115         keywords.
21116
21117 2011-03-21  Georg-Johann Lay  <avr@gjlay.de>
21118
21119         * config/avr/avr-protos.h (expand_epilogue): Change prototype
21120         * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
21121         * config/avr/avr.c (init_cumulative_args)
21122         (avr_function_arg_advance): Use it.
21123         * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
21124         sibcall epilogues.
21125         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
21126         (avr_function_ok_for_sibcall): ...this new function.
21127         (avr_lookup_function_attribute1): New static Function.
21128         (avr_naked_function_p, interrupt_function_p)
21129         (signal_function_p, avr_OS_task_function_p)
21130         (avr_OS_main_function_p): Use it.
21131         * config/avr/avr.md ("sibcall", "sibcall_value")
21132         ("sibcall_epilogue"): New expander.
21133         ("*call_insn", "*call_value_insn"): New insn.
21134         ("call_insn", "call_value_insn"): Remove
21135         ("call", "call_value", "epilogue"): Change expander to handle
21136         sibling calls.
21137
21138 2011-03-21  Nick Clifton  <nickc@redhat.com>
21139
21140         * doc/invoke.texi (Overall Options): Move closing brace to end of
21141         options list.
21142         (Optimization Options): Add missing @gol.
21143         (Directory Options): Likewise.
21144         (i386 and x86-64 Options): Likewise.
21145         (RS6000 and PowerPC Options): Likewise.
21146         (i386 and x86-64 Windows Options): Likewise.
21147         (V850 Options): Add text missing from descriptions.
21148
21149 2011-03-22  Richard Henderson  <rth@redhat.com>
21150
21151         * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
21152         (avr_incoming_return_addr_rtx): New.
21153         (emit_push_byte): New.
21154         (expand_prologue): Use it.  Remove incorrect dwarf annotation for
21155         SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
21156         annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
21157         (emit_pop_byte): New.
21158         (expand_epilogue): Use it.  Pop frame pointer by bytes.
21159         * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
21160         (INCOMING_RETURN_ADDR_RTX): New.
21161         (INCOMING_FRAME_SP_OFFSET): New.
21162         (ARG_POINTER_CFA_OFFSET): New.
21163         * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
21164         (*pushhi, *pushsi, *pushsf, popqi): Likewise.
21165         (pophi): Remove.
21166
21167         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
21168
21169 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
21170
21171         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
21172         (FUNCTION_ARG_ADVANCE): Likewise.
21173         * tm.texi.in: Change references to them to hook references.
21174         * tm.texi: Regenerate.
21175         * targhooks.c (default_function_arg): Eliminate check for target
21176         macro.
21177         (default_function_incoming_arg): Likewise.
21178         (default_function_arg_advance): Likewise.
21179         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
21180         (function_arg_advance): Likewise.
21181         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
21182
21183 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
21184
21185         * tree.c (build_call_1): New function.
21186         (build_call_valist, build_call_array_loc, build_call_vec): Call it.
21187
21188 2011-03-22  Richard Guenther  <rguenther@suse.de>
21189
21190         PR tree-optimization/48228
21191         * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
21192         for single-arg PHIs.
21193
21194 2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
21195
21196         PR rtl-optimization/48143
21197         * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
21198         (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
21199         sse2_cvtps2pd): Likewise.
21200
21201 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
21202
21203         * recog.c (canonicalize_change_group): Use validate_unshare_change.
21204
21205 2011-03-22  Richard Guenther  <rguenther@suse.de>
21206
21207         * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
21208         a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
21209         * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
21210         and REALIGN_LOAD_EXPR.
21211         (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
21212         DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
21213         * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
21214         DOT_PROD_EXPR case ...
21215         (expand_expr_real_2): ... here.
21216         * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
21217         and REALIGN_LOAD_EXPR.
21218         * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
21219         * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
21220         (vect_create_epilog_for_reduction): Likewise.
21221         (vectorizable_reduction): Likewise.
21222         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
21223         * tree-vect-stmts.c (vectorizable_load): Likewise.
21224
21225 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
21226
21227         * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
21228
21229 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
21230
21231         * config/s390/s390.c (s390_delegitimize_address): Fix offset
21232         handling for PLTOFF/GOTOFF.
21233
21234 2011-03-22  Nick Clifton  <nickc@redhat.com>
21235
21236         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
21237         trailing backslash from the end of the macro definition.
21238
21239 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
21240
21241         * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
21242         and PLT unspecs.
21243
21244 2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>
21245
21246         * expr.h (prepare_operand): Move to...
21247         * optabs.h (prepare_operand): ...here and change the insn code
21248         parameter from "int" to "enum insn_code".
21249         (insn_operand_matches): Declare.
21250         * expr.c (init_expr_target): Use insn_operand_matches.
21251         (compress_float_constant): Likewise.
21252         * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
21253         * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
21254         (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
21255         (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
21256         Likewise.
21257         (gen_cond_trap): Likewise.
21258         (prepare_operand): Likewise.  Change icode to an insn_code.
21259         (insn_operand_matches): New function.
21260         * reload.c (find_reloads_address_1): Use insn_operand_matches.
21261         * reload1.c (gen_reload): Likewise.
21262         * targhooks.c (default_secondary_reload): Likewise.
21263
21264 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
21265
21266         * config/alpha/alpha.md (unspec): New define_c_enum.
21267         (unspecv): Ditto.
21268
21269 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
21270
21271         PR debug/48214
21272         * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
21273         between a call and its CALL_ARG_LOCATION note.
21274
21275 2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
21276
21277         * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
21278
21279 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
21280
21281         PR c/42544
21282         PR c/48197
21283         * c-common.c (shorten_compare): If primopN is first sign-extended
21284         to opN and then zero-extended to result type, set primopN to opN.
21285
21286 2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>
21287
21288         * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
21289         for barrier handlers.
21290
21291 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
21292
21293         * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
21294         UNSPEC constants to be in the unspec enumeration, and redefine
21295         all UNSPECV constants to be in the unspecv enumeration, so that
21296         dumps print which unspec/unspec_volatile this is.
21297         * config/rs6000/vector.md (UNSPEC_*): Ditto.
21298         * config/rs6000/paired.md (UNSPEC_*): Ditto.
21299         * config/rs6000/vsx.md (UNSPEC_*): Ditto.
21300         * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
21301         * config/rs6000/dfp.md (UNSPEC_*): Ditto.
21302
21303         * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
21304         UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
21305         UNSPECV_LWSYNC, since these are used as unspec_volatile.
21306         * config/rs6000/sync.md (isync, lwsync): Ditto.
21307
21308 2011-03-21  Richard Guenther  <rguenther@suse.de>
21309
21310         * params.def (lto-min-partition): Fix typo.
21311
21312 2011-03-21  Richard Guenther  <rguenther@suse.de>
21313
21314         PR c/47939
21315         * c-decl.c (grokdeclarator): Drop to the main variant only
21316         for array types.  Drop flag_gen_aux_info check.
21317
21318 2011-03-21  Richard Guenther  <rguenther@suse.de>
21319
21320         PR translation/47911
21321         * params.def (lto-partitions): Fix typo.
21322         (lto-min-partition): Fix wording.
21323
21324 2011-03-21  Andreas Tobler  <andreast@fgznet.ch>
21325
21326         * config/rs6000/t-freebsd: Remove duplication from file.
21327
21328 2011-03-21  Richard Guenther  <rguenther@suse.de>
21329
21330         PR middle-end/47661
21331         * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
21332
21333 2011-03-21  Richard Guenther  <rguenther@suse.de>
21334
21335         PR lto/48210
21336         * params.def (lto-partitions): Require at least 1 partition.
21337
21338 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
21339
21340         * gthr-solaris.h: Remove.
21341         * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
21342         * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
21343         (LIB_SPEC): Likewise.
21344         * config/sol2.opt (threads): Remove.
21345         * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
21346         (sparc*-*-solaris2*): Likewise.
21347         * configure.ac (enable_threads): Enable solaris support.
21348         * configure: Regenerate.
21349         * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
21350         * doc/install.texi (Configuration, --enable-threads=lib): Remove
21351         solaris.
21352
21353 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
21354
21355         * config.gcc: Obsolete *-*-solaris2.8*.
21356         * doc/install.texi (Specific, *-*-solaris2*): Document it.
21357
21358 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
21359
21360         PR bootstrap/48135
21361         * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
21362         reference.  Solaris 8 perl works.
21363
21364 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
21365
21366         PR bootstrap/48135
21367         * doc/install.texi (Prerequisites): Move jar etc. up.
21368         Explain support library version requirements.
21369
21370 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
21371
21372         PR bootstrap/48135
21373         * doc/install.texi (Prerequisites): Move Perl to build
21374         requirements.  Always necessary on Solaris 2 with Sun ld.
21375
21376 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
21377
21378         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
21379         binutils 2.21.
21380         (Specific, i?86-*-solaris2.[89]): Likewise.
21381         (Specific, i?86-*-solaris2.10): Likewise.
21382         (Specific, mips-sgi-irix6): Likewise.
21383         (Specific, *-*-solaris2*): Remove Sun Studio download URL.
21384         Update for binutils 2.21.
21385
21386 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
21387
21388         * configure.ac (gcc_cv_lto_plugin): Fix typo.
21389         Allow -fuse-linker-plugin for non-default plugin linker.
21390         * configure: Regenerate.
21391
21392 2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>
21393
21394         PR bootstrap/48167
21395         * gengtype.c (files_rules): Added rule for cp/parser.h.
21396
21397 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
21398
21399         PR target/48213
21400         * config/s390/s390.c (s390_delegitimize_address): Don't call
21401         lowpart_subreg if orig_x has BLKmode.
21402
21403 2011-03-21  Kai Tietz  <ktietz@redhat.com>
21404
21405         PR target/12171
21406         * doc/plugins.texi: Adjust documentation for plugin register_callback.
21407         * tree.h (attribute_spec): Add new member affects_type_identity.
21408         * attribs.c (empty_attribute_table): Adjust attribute_spec
21409         initializers.
21410         * config/alpha/alpha.c: Likewise.
21411         * config/arc/arc.c: Likewise.
21412         * config/arm/arm.c: Likewise.
21413         * config/avr/avr.c: Likewise.
21414         * config/bfin/bfin.c: Likewise.
21415         * config/crx/crx.c: Likewise.
21416         * config/darwin.h: Likewise.
21417         * config/h8300/h8300.c: Likewise.
21418         * config/i386/cygming.h: Likewise.
21419         * config/i386/i386.c: Likewise.
21420         * config/ia64/ia64.c: Likewise.
21421         * config/m32c/m32c.c: Likewise.
21422         * config/m32r/m32r.c: Likewise.
21423         * config/m68hc11/m68hc11.c: Likewise.
21424         * config/m68k/m68k.c: Likewise.
21425         * config/mcore/mcore.c: Likewise.
21426         * config/mep/mep.c: Likewise.
21427         * config/microblaze/microblaze.c: Likewise.
21428         * config/mips/mips.c: Likewise.
21429         * config/rs6000/rs6000.c: Likewise.
21430         * config/rx/rx.c: Likewise.
21431         * config/sh/sh.c: Likewise.
21432         * config/sol2.h: Likewise.
21433         * config/sparc/sparc.c: Likewise.
21434         * config/spu/spu.c: Likewise.
21435         * config/stormy16/stormy16.c: Likewise.
21436         * config/v850/v850.c: Likewise.
21437
21438 2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
21439
21440         * simplify-rtx.c (simplify_binary_operation_1): Handle
21441         (xor (and A B) C) case when B and C are both constants.
21442
21443 2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>
21444
21445         * tree-dfa.c (add_referenced_var): Fix typo in comment.
21446
21447 2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>
21448
21449         PR bootstrap/48168
21450         * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
21451
21452 2011-03-20  Jakub Jelinek  <jakub@redhat.com>
21453
21454         PR rtl-optimization/48156
21455         * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
21456         assume df and df_lr are not NULL.
21457
21458 2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
21459
21460         PR debug/48023
21461         * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
21462         between a call and its CALL_ARG_LOCATION note.
21463
21464 2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
21465
21466         PR debug/48178
21467         * config/sh/sh.c (find_barrier): Don't emit a constant pool
21468         between a call and its corresponding CALL_ARG_LOCATION note.
21469
21470 2011-03-19  Anatoly Sokolov  <aesok@post.ru>
21471
21472         * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
21473         instead of loop. Use HARD_REGISTER_NUM_P predicate.
21474         * haifa-sched.c (setup_ref_regs): Ditto.
21475         * caller-save.c (add_used_regs_1): Ditto.
21476         * dse.c (look_for_hardregs): Ditto.
21477         * df-problems.c (df_simulate_one_insn_forwards): Ditto.
21478         * sched-rgn.c (check_live_1): Ditto.
21479
21480 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
21481
21482         * c-decl.c (diagnose_mismatched_decls): Give an error for
21483         redefining a typedef with variably modified type.
21484
21485 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
21486
21487         * c-decl.c (grokfield): Don't allow typedefs for structures or
21488         unions with no tag by default.
21489         * doc/extend.texi (Unnamed Fields): Update.
21490
21491 2011-03-18  Uros Bizjak  <ubizjak@gmail.com>
21492
21493         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
21494         Rewrite using indirect functions.
21495         (lwp_slwpcb): Ditto.
21496         * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
21497         (avx_vinsertf128<mode>): Ditto.
21498
21499 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
21500
21501         * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
21502         unspecs.
21503
21504 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
21505
21506         * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
21507         splitting between a call and its corresponding CALL_ARG_LOCATION note.
21508
21509 2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
21510
21511         PR rtl-optimization/48170
21512         * gcse.c (hoist_code): Remove bogus asserts.
21513
21514 2011-03-18  Georg-Johann Lay  <avr@gjlay.de>
21515
21516         * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
21517         computation for prologue/epilogue.
21518
21519 2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
21520
21521         * Makefile.in (check-consistency): Remove.
21522
21523 2011-03-18  Jakub Jelinek  <jakub@redhat.com>
21524
21525         PR debug/48176
21526         * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
21527         arange_table_in_use is 0, but either text_section_used or
21528         cold_text_section_used is true.  Don't call it if
21529         !info_section_emitted.
21530
21531 2011-03-18  Anatoly Sokolov  <aesok@post.ru>
21532
21533         * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
21534         FUNCTION_VALUE_REGNO_P): Remove.
21535         * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
21536         Remove.
21537         * config/avr/avr.c (avr_ret_register): Make static inline.
21538         (avr_function_value_regno_p): New function.
21539         (avr_libcall_value): Make static. Add 'func' argument.
21540         (avr_function_value): Make static. Rename 'func' argument to
21541         'fn_decl_or_type', forward it to avr_libcall_value. Call
21542         avr_ret_register function instead of RET_REGISTER macro.
21543         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
21544
21545 2011-03-18  Jason Merrill  <jason@redhat.com>
21546
21547         PR c++/23372
21548         * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
21549
21550 2011-03-18  Richard Guenther  <rguenther@suse.de>
21551
21552         * doc/install.texi (--enable-gold): Remove.
21553         (--with-plugin-ld): Document.
21554         * doc/invoke.texi (-fuse-linker-plugin): Clarify.
21555
21556 2011-03-18  Andrew Pinski  <pinskia@gmail.com>
21557
21558         PR middle-end/47790
21559         * expr.c (optimize_bitfield_assignment_op): Revamp to work
21560         again after expansion changes.
21561
21562 2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>
21563
21564         * combine.c (try_combine): Do simplification only call of
21565         subst() on i2 even when i1 is present. Update comments.
21566
21567 2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>
21568
21569         * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
21570         and UNSPEC_PCREL_SYMOFF.
21571
21572 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
21573
21574         * config/s390/s390.md: Use define_c_enum for the unspec constant
21575         definitions.
21576
21577 2011-03-18  Richard Henderson  <rth@redhat.com>
21578             Jakub Jelinek  <jakub@redhat.com>
21579
21580         PR bootstrap/48161
21581         * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
21582         instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
21583
21584 2011-03-17  Anatoly Sokolov  <aesok@post.ru>
21585
21586         * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
21587         * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
21588         * config/v850/v850.c (v850_output_addr_const_extra): Make static.
21589         Change return type to bool.
21590         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
21591
21592 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
21593
21594         PR debug/48163
21595         * var-tracking.c (prepare_call_arguments): If CALL target
21596         is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
21597         pc instead of looking it up using cselib_lookup and use
21598         Pmode for it if x has VOIDmode.
21599         * dwarf2out.c (gen_subprogram_die): If also both first and
21600         second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
21601
21602         PR debug/48163
21603         * function.c (assign_parms): For data.passed_pointer parms
21604         use MEM of data.entry_parm instead of data.entry_parm itself
21605         as DECL_INCOMING_RTL.
21606         * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
21607         also when passed and declared mode is the same, DECL_RTL
21608         is a MEM with pseudo as address and DECL_INCOMING_RTL is
21609         a MEM too.
21610
21611 2011-03-16  Jeff Law  <law@redhat.com>
21612
21613         PR rtl-optimization/37273
21614         * ira-costs.c (scan_one_insn): Detect constants living in memory and
21615         handle them like argument loads from stack slots.  Do not double
21616         count memory for memory constants and argument loads from stack slots.
21617
21618 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
21619
21620         PR debug/48160
21621         * var-tracking.c (prepare_call_arguments): Check SUBREG.
21622
21623 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
21624
21625         PR target/48171
21626         * config/i386/i386.opt: Add Save to -mavx and -mfma.
21627
21628 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
21629
21630         PR bootstrap/48153
21631         * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
21632         if dwarf_strict.
21633         (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
21634         Clear call_arg_locations and call_arg_loc_last always.
21635
21636         PR middle-end/48152
21637         * var-tracking.c (prepare_call_arguments): If argument needs to be
21638         passed by reference, adjust argtype and mode.
21639
21640 2011-03-17  Richard Guenther  <rguenther@suse.de>
21641
21642         PR middle-end/48134
21643         * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
21644         a value make sure to fold the statement.
21645
21646 2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>
21647
21648         PR target/43872
21649         * config/arm/arm.c (arm_get_frame_offsets): Adjust early
21650         return condition with !cfun->calls_alloca.
21651
21652 2011-03-17  Richard Guenther  <rguenther@suse.de>
21653
21654         PR bootstrap/48148
21655         * lto-cgraph.c (input_overwrite_node): Clear the abstract
21656         origin for decls in other ltrans units.
21657         (input_varpool_node): Likewise.
21658
21659 2011-03-17  Richard Guenther  <rguenther@suse.de>
21660
21661         PR middle-end/48165
21662         * tree-object-size.c (compute_object_offset): Properly return
21663         the offset operand of MEM_REFs as sizetype.
21664
21665 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
21666
21667         PR rtl-optimization/48141
21668         * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
21669         * dse.c: Include params.h.
21670         (active_local_stores_len): New variable.
21671         (add_wild_read, dse_step1): Clear it when setting active_local_stores
21672         to NULL.
21673         (record_store, check_mem_read_rtx): Decrease it when removing
21674         from the chain.
21675         (scan_insn): Likewise.  Increase it when adding to chain, if it
21676         reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
21677         set active_local_stores to NULL before the addition.
21678         * Makefile.in (dse.o): Depend on $(PARAMS_H).
21679
21680         PR rtl-optimization/48141
21681         * dse.c (record_store): If no positions are needed in an insn
21682         that cannot be deleted, at least unchain it from active_local_stores.
21683
21684 2011-03-16  Dodji Seketeli  <dodji@redhat.com>
21685
21686         PR debug/47510
21687         * dwarf2out.c (strip_naming_typedef): Factorize out of ...
21688         (lookup_type_die_strip_naming_typedef): ... here.
21689         (get_context_die): Use it.
21690         (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
21691         the anonymous struct named by the naming typedef.
21692
21693 2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>
21694
21695         PR target/48154
21696         * config/i386/i386.c (ix86_builtin_vectorized_function): Check
21697         TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
21698
21699 2011-03-16  Jeff Law  <law@redhat.com>
21700
21701         * tree-vrp.c (identify_jump_threads): Slightly simplify type
21702         check for operands of conditional.  Allow type to be a pointer.
21703
21704 2011-03-16  Richard Guenther  <rguenther@suse.de>
21705
21706         PR tree-optimization/48149
21707         * fold-const.c (fold_binary_loc): Fold
21708         COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
21709
21710 2011-03-16  Richard Guenther  <rguenther@suse.de>
21711
21712         PR tree-optimization/26134
21713         * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
21714         complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
21715         (non_rewritable_mem_ref_base): Handle complex type component
21716         accesses, constrain offsets for vector and complex extracts
21717         more properly.
21718
21719 2011-03-16  Richard Guenther  <rguenther@suse.de>
21720
21721         PR tree-optimization/48146
21722         * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
21723         operands avoiding the need for renaming.
21724
21725 2011-03-16  Richard Guenther  <rguenther@suse.de>
21726
21727         * gimple-fold.c (maybe_fold_reference): Open-code relevant
21728         constant folding.  Move MEM_REF canonicalization first.
21729         Rely on fold_const_aggregate_ref for initializer folding.
21730         * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
21731
21732 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
21733
21734         PR middle-end/48136
21735         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
21736         arg0/arg1 or their arguments are always fold converted to matching
21737         types.
21738
21739         * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
21740         to nargs.
21741
21742 2011-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
21743
21744         PR lto/46944
21745         * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
21746         Handle in-tree gold.
21747         (ld_vers): Extract binutils version for gold.
21748         (gcc_cv_ld_hidden): Handle gold here.
21749         (gcc_cv_lto_plugin): Determine level of linker plugin support.
21750         * configure: Regenerate.
21751         * config.in: Regenerate.
21752         * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
21753         -fuse-linker-plugin otherwise.
21754         (LINK_PLUGIN_SPEC): Define.  Extract from LINK_COMMAND_SPEC.
21755         (LINK_COMMAND_SPEC): Use it.
21756         (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
21757
21758 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
21759
21760         * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
21761         * calls.c: Remove debug.h include.
21762         (emit_call_1): Don't call virtual_call_token debug hook.
21763         * dwarf2out.c (debug_dcall_section, debug_vcall_section,
21764         dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
21765         vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
21766         size_of_dcall_table, output_dcall_table, size_of_vcall_table,
21767         output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
21768         vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
21769         dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
21770         dwarf2out_virtual_call): Remove.
21771         (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
21772         copy_call_info and virtual_call hooks.
21773         (dwarf2out_init): Don't initialize vcall_insn_table,
21774         debug_dcall_section and debug_vcall_section.
21775         (prune_unused_types): Don't mark nodes from dcall_table.
21776         (dwarf2out_finish): Don't output dcall or vcall tables.
21777         * final.c (final_scan_insn): Don't call direct_call or
21778         virtual_call debug hooks.
21779         * debug.h (struct gcc_debug_hooks): Remove direct_call,
21780         virtual_call_token, copy_call_info and virtual_call hooks.
21781         (debug_nothing_uid): Remove prototype.
21782         * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
21783         copy_call_info and virtual_call hooks.
21784         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
21785         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
21786         * debug.c (do_nothing_debug_hooks): Likewise.
21787         (debug_nothing_uid): Remove.
21788         * doc/invoke.texi (-fenable-icf-debug): Remove.
21789         * common.opt (-fenable-icf-debug): Likewise.
21790
21791         * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
21792         * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
21793         call's MEM.  Handle functions returning aggregate through a hidden
21794         first pointer.  For virtual calls add clobbered pc to call arguments
21795         chain.
21796         * dwarf2out.c (gen_subprogram_die): Emit
21797         DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
21798         can't be emitted.
21799
21800         PR debug/45882
21801         * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
21802         * rtl.h (ENTRY_VALUE_EXP): Define.
21803         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
21804         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
21805         * print-rtl.c (print_rtx): Likewise.
21806         * gengtype.c (adjust_field_rtx_def): Likewise.
21807         * var-tracking.c (vt_add_function_parameter): Adjust
21808         gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
21809         * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
21810         * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
21811         partition is a default definition of a PARM_DECL, use ENTRY_VALUE
21812         of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
21813
21814         * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
21815         Call var_location debug hook even on CALL_INSNs.
21816         (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
21817         * rtl.def (ENTRY_VALUE): New.
21818         * dwarf2out.c: Include cfglayout.h.
21819         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
21820         output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
21821         (struct call_arg_loc_node): New type.
21822         (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
21823         tail_call_site_count): New variables.
21824         (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
21825         DW_TAG_GNU_call_site_parameter.
21826         (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
21827         DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
21828         DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
21829         DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
21830         and DW_AT_GNU_all_source_call_sites.
21831         (mem_loc_descriptor): Handle ENTRY_VALUE.
21832         (add_src_coords_attributes): Don't add enything if
21833         DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
21834         (dwarf2out_abstract_function): Save and clear call_arg_location,
21835         call_site_count and tail_call_site_count around dwarf2out_decl call.
21836         (gen_call_site_die): New function.
21837         (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
21838         (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
21839         (dwarf2out_function_decl): Clear call_arg_locations,
21840         call_arg_loc_last, set call_site_count and tail_call_site_count
21841         to -1 and free block_map.
21842         (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
21843         CALL_INSNs.  Add NOTE_DURING_CALL_P var location notes even when not
21844         followed by any real instructions.
21845         (dwarf2out_begin_function): Set call_site_count and
21846         tail_call_site_count to 0.
21847         (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
21848         is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
21849         attempt to force a DIE for it and worst case remove the attribute.
21850         (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
21851         check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
21852         the decl itself.
21853         * var-tracking.c: Include tm_p.h.
21854         (vt_stack_adjustments): For calls call note_register_arguments.
21855         (argument_reg_set): New variable.
21856         (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
21857         ensure the VALUE is resolved.
21858         (call_arguments): New variable.
21859         (prepare_call_arguments): New function.
21860         (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
21861         (struct expand_loc_callback_data): Add ignore_cur_loc field.
21862         (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
21863         always use the best expression.
21864         (vt_expand_loc): Add ignore_cur_loc argument.
21865         (vt_expand_loc_dummy): Clear ignore_cur_loc field.
21866         (emit_note_insn_var_location): Adjust vt_expand_loc callers.
21867         (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
21868         note for all calls.
21869         (vt_add_function_parameter): Use cselib_lookup_from_insn.
21870         If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
21871         argument.  Don't call cselib_preserve_only_values and
21872         cselib_reset_table.
21873         (note_register_arguments): New function.
21874         (vt_initialize): Compute argument_reg_set.  Call
21875         vt_add_function_parameters before processing basic blocks instead of
21876         afterwards.  For calls call prepare_call_arguments before calling
21877         cselib_process_insn.
21878         * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
21879         * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
21880         (var-tracking.o): Depend on $(TM_P_H).
21881         * cfglayout.h (insn_scope): New prototype.
21882         * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
21883         * cfglayout.c (insn_scope): No longer static.
21884         * insn-notes.def (CALL_ARG_LOCATION): New.
21885         * calls.c (expand_call, emit_library_call_value_1): Put USEs for
21886         MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
21887         * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
21888         nothing for DECL_EXTERNAL BLOCK_VARS.
21889
21890 2011-03-16  Alan Modra  <amodra@gmail.com>
21891
21892         PR target/45844
21893         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
21894         create invalid offset address for vsx splat insn.
21895         * config/rs6000/predicates.md (splat_input_operand): New.
21896         * config/rs6000/vsx.md (vsx_splat_*): Use it.
21897
21898 2011-03-15  Xinliang David Li  <davidxl@google.com>
21899
21900         PR c/47837
21901         * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
21902         (normalize_preds): New function.
21903         (is_use_properly_guarded): Normalize def predicates.
21904
21905 2011-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
21906
21907         PR target/46788
21908         * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
21909         in the output template.
21910
21911 2011-03-15  Richard Guenther  <rguenther@suse.de>
21912
21913         PR middle-end/47650
21914         * tree-pretty-print.c (dump_function_declaration): Properly
21915         dump unprototyped and varargs function types.
21916
21917 2011-03-15  Richard Guenther  <rguenther@suse.de>
21918
21919         PR tree-optimization/13954
21920         * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
21921         and friends.
21922
21923 2011-03-15  Richard Guenther  <rguenther@suse.de>
21924
21925         PR tree-optimization/48037
21926         * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
21927         selects into BIT_FIELD_REFs.
21928         (non_rewritable_mem_ref_base): Check if a MEM_REF is a
21929         vector select.
21930
21931 2011-03-15  Jakub Jelinek  <jakub@redhat.com>
21932
21933         PR tree-optimization/48129
21934         * builtins.c (fold_builtin_snprintf): Convert to type of
21935         built_in_decls[BUILT_IN_SNPRINTF] retval instead of
21936         implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
21937
21938 2011-03-15  Richard Guenther  <rguenther@suse.de>
21939
21940         PR tree-optimization/41490
21941         * tree-ssa-dce.c (propagate_necessity): Handle returns without
21942         value but with VUSE.
21943         * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
21944         return statements.
21945         * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
21946         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
21947         * tree-tailcall.c (find_tail_calls): Ignore returns.
21948
21949 2011-03-15  Richard Guenther  <rguenther@suse.de>
21950
21951         PR middle-end/48031
21952         * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
21953         or variable-indexed array accesses when in gimple form.
21954
21955 2011-03-15  Richard Guenther  <rguenther@suse.de>
21956
21957         * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
21958
21959 2011-03-15  Alan Modra  <amodra@gmail.com>
21960
21961         PR target/48032
21962         * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
21963         presume symbol_refs without a symbol_ref_decl are suitably
21964         aligned, nor other trees we may see here.  Handle anchor symbols.
21965         (legitimate_constant_pool_address_p): Comment.  Add mode param.
21966         Check cmodel=medium addresses.  Adjust all calls.
21967         (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
21968         creating cmodel=medium optimized access to locals.
21969         * config/rs6000/constraints.md (R): Pass QImode to
21970         legitimate_constant_pool_address_p.
21971         * config/rs6000/predicates.md (input_operand): Pass mode to
21972         legitimate_constant_pool_address_p.
21973         * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
21974         Update prototype.
21975
21976 2011-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
21977
21978         PR target/48053
21979         * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
21980         64-bit constants being loaded into registers other than GPRs such
21981         as loading 0 into a VSX register.
21982
21983 2011-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
21984
21985         * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
21986
21987 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
21988
21989         PR middle-end/47917
21990         * builtins.c (fold_builtin_snprintf): New function.
21991         (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
21992         (fold_builtin_4): Likewise.
21993
21994         PR middle-end/38878
21995         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
21996         STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
21997         and C - X == X also strip nops from +/-/p+ operand.
21998         When optimizing -X == C, fold C to arg0's type.
21999
22000         PR debug/47946
22001         * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
22002         emit it as add_AT_int instead of add_AT_unsigned.
22003
22004 2011-03-14  Tom Tromey  <tromey@redhat.com>
22005
22006         * unwind-dw2.c: Include sys/sdt.h if it exists.
22007         (_Unwind_DebugHook): Use STAP_PROBE2.
22008         * config.in, configure: Rebuild.
22009         * configure.ac: Check for sys/sdt.h.
22010
22011 2011-03-14  Uros Bizjak  <ubizjak@gmail.com>
22012
22013         * config/i386/i386.md (ROUND_FLOOR): New constant.
22014         (ROUND_CEIL): Ditto.
22015         (ROUND_TRUNC): Ditto.
22016         (ROUND_MXCSR): Ditto.
22017         (ROUND_NO_EXC): Ditto.
22018         (rint<mode>2): Use new defines instead of numerical constants.
22019         (floor<mode>2): Ditto.
22020         (ceil<mode>2): Ditto.
22021         (btrunc<mode>2): Ditto.
22022         * config/i386/i386-builtin-types.def: Define ROUND function type
22023         aliases.
22024         * config/i386/i386.c (enum ix86_builtins): Add
22025         IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
22026         (struct builtin_description): Add
22027         __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
22028         (ix86_expand_sse_round): New static function.
22029         (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
22030         function types.
22031         (ix86_builtin_vectorized_function): Handle
22032         BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
22033
22034 2011-03-14  Tom Tromey  <tromey@redhat.com>
22035
22036         * c-parser.c (c_parser_asm_string_literal): Clear
22037         warn_overlength_strings.
22038
22039 2011-03-14  Tom Tromey  <tromey@redhat.com>
22040
22041         * c-parser.c (disable_extension_diagnostics): Save
22042         warn_overlength_strings.
22043         (restore_extension_diagnostics): Restore warn_overlength_strings.
22044
22045 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
22046
22047         * BASE-VER: Change to 4.7.0.
22048
22049 2011-03-14  Richard Guenther  <rguenther@suse.de>
22050
22051         PR middle-end/48098
22052         * tree.c (build_vector_from_val): Adjust assert to requirements
22053         and reality.
22054
22055 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
22056
22057         PR bootstrap/48102
22058         * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
22059
22060 2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
22061
22062         * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Define in
22063         terms of target_flags_explicit. Adjust copyright year.
22064
22065         * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
22066         * config/rs6000/t-freebsd: New file. Add override for
22067         LIB2FUNCS_EXTRA.
22068
22069 2011-03-13  Chris Demetriou  <cgd@google.com>
22070
22071         * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
22072         (-fno-diagnostics-show-option): this, to reflect current default.
22073         (-Werror=): Update text about -fno-diagnostics-show-option.
22074
22075 2011-03-12  Peter Bergner  <bergner@vnet.ibm.com>
22076
22077         PR target/48053
22078         * config/rs6000/predicates.md (easy_vector_constant_add_self,
22079         easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
22080         * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
22081         mode is not V2DImode or V2DFmode.
22082         (vspltis_constant): Do not handle V2DImode and V2DFmode.
22083         (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
22084         * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
22085         registers to 0.
22086         (movdi_internal64): Likewise.
22087
22088 2011-03-12  Sebastian Pop  <sebastian.pop@amd.com>
22089
22090         PR tree-optimization/47127
22091         * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
22092         parameter.
22093         (set_cloog_options): Same.
22094         (scop_to_clast): Same.
22095         (print_clast_stmt): Do not call cloog_state_malloc and
22096         cloog_state_free.
22097         (print_generated_program): Same.
22098         (gloog): Same.
22099         * graphite-clast-to-gimple.h (cloog_state): Declared.
22100         (scop_to_clast): Adjust declaration.
22101         * graphite.c (cloog_state): Defined here.
22102         (graphite_initialize): Call cloog_state_malloc.
22103         (graphite_finalize): Call cloog_state_free.
22104
22105 2011-03-11  Jason Merrill  <jason@redhat.com>
22106
22107         * attribs.c (lookup_attribute_spec): Take const_tree.
22108         * tree.h: Adjust.
22109
22110 2011-03-11  Joseph Myers  <joseph@codesourcery.com>
22111
22112         * config/sparc/sparc.c (sparc_option_override): Use
22113         PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
22114
22115 2011-03-11  Richard Guenther  <rguenther@suse.de>
22116
22117         PR tree-optimization/48067
22118         * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
22119         multiplication result will be only used once on the target
22120         stmt.
22121
22122 2011-03-11  Richard Guenther  <rguenther@suse.de>
22123
22124         * doc/invoke.texi (max-inline-insns-single): Adjust default value.
22125
22126 2011-03-11  Richard Guenther  <rguenther@suse.de>
22127
22128         PR lto/48073
22129         * tree.c (find_decls_types_r): Do not walk types only reachable
22130         from IDENTIFIER_NODEs.
22131
22132 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
22133
22134         PR middle-end/48044
22135         * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
22136         all vnode->force_output nodes as needed.
22137
22138 2011-03-11  Jason Merrill  <jason@redhat.com>
22139
22140         PR c++/48069
22141         * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
22142         COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
22143
22144 2011-03-11  Martin Jambor  <mjambor@suse.cz>
22145
22146         * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
22147         cgraph_node.
22148
22149 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
22150
22151         PR tree-optimization/48063
22152         * ipa-inline.c (cgraph_decide_inlining): Don't try to
22153         inline functions called once if !tree_can_inline_p (node->callers).
22154
22155 2011-03-11  Chen Liqin  <liqin.gcc@gmail.com>
22156
22157         * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
22158         extra_objs.
22159         * config/score/score3.c: Delete.
22160         * config/score/score3.h: Delete.
22161         * config/score/mul-div.S: Delete.
22162         * config/score/sfp-machine.h: Add new file.
22163         * config/score/constraints.md: Add new file.
22164         * config/score/t-score-softfp: Add new file.
22165         * config/score/t-score-elf: Remove score3.o, do not generate multilib.
22166         * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
22167         (score7_extra_constraint): Delete.
22168         (score7_option_override): Remove unused code.
22169         * config/score/score.c: Remove score3 and score5 define and code.
22170         * config/score/score.h: Remove score3 and score5 define and code.
22171         * config/score/score.md: Remove score3 template and unusual insn.
22172         * config/score/score.opt: Remove score3 and score5 options.
22173
22174 2011-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
22175
22176         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
22177         when _HPUX_SOURCE is defined.
22178         (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
22179
22180 2011-03-10  Jason Merrill  <jason@redhat.com>
22181
22182         PR c++/48029
22183         * stor-layout.c (layout_type): Don't set structural equality
22184         on arrays of incomplete type.
22185         * tree.c (type_hash_eq): Handle comparing them properly.
22186
22187 2011-03-10  Jakub Jelinek  <jakub@redhat.com>
22188
22189         PR debug/48043
22190         * config/s390/s390.c (s390_delegitimize_address): Make sure the
22191         result mode matches original rtl mode.
22192
22193 2011-03-10  Nick Clifton  <nickc@redhat.com>
22194
22195         * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
22196         (andsi3, andsi3_flags): Fix timings for three operand alternative.
22197
22198 2011-03-09  Jakub Jelinek  <jakub@redhat.com>
22199
22200         PR rtl-optimization/47866
22201         * expr.c (store_field): If MEM_SCALAR_P (target), don't use
22202         MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
22203         if target wasn't scalar.
22204         * function.c (assign_stack_temp_for_type): Assert that neither
22205         MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
22206         MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
22207         macro.
22208         * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
22209
22210 2011-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
22211
22212         * config/s390/s390-protos.h (s390_label_align): New prototype.
22213         * config/s390/s390.c (s390_label_align): New function.
22214         * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
22215
22216 2011-03-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
22217
22218         PR target/47755
22219         * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
22220         V2DI/V2DF constants.  Only all 0's or all 1's are easy.
22221         (output_vec_const_move): Ditto.
22222
22223 2011-03-08  Anatoly Sokolov  <aesok@post.ru>
22224
22225         * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
22226         * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
22227         * config/mips/mips.c (mips_preferred_reload_class): Make static.
22228         Change 'rclass' argument and result type to reg_class_t.
22229         (TARGET_PREFERRED_RELOAD_CLASS): Define.
22230
22231 2011-03-08  Georg-Johann Lay  <avr@gjlay.de>
22232
22233         * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
22234         * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
22235         (TARGET_MEMORY_MOVE_COST): Define.
22236         (avr_register_move_cost, avr_memory_move_cost): New Functions.
22237
22238 2011-03-08  Jakub Jelinek  <jakub@redhat.com>
22239
22240         PR debug/47881
22241         * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
22242         removed anything.
22243
22244         PR tree-optimization/48022
22245         * fold-const.c (fold_comparison): Don't call fold_overflow_warning
22246         for EQ/NE_EXPR.
22247
22248 2011-03-07  Jakub Jelinek  <jakub@redhat.com>
22249
22250         PR debug/47991
22251         * var-tracking.c (find_use_val): Return NULL for
22252         cui->sets && cui->store_p BLKmode MEMs.
22253
22254 2011-03-07  Anatoly Sokolov  <aesok@post.ru>
22255
22256         * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
22257         Remove.
22258         * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
22259         xstormy16_print_operand_address): Remove.
22260         * config/stormy16/stormy16.c (xstormy16_print_operand,
22261         xstormy16_print_operand_address): Make static.
22262         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
22263
22264 2011-03-07  Pat Haugen  <pthaugen@us.ibm.com>
22265
22266         PR target/47862
22267         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
22268         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
22269         before definition.
22270
22271 2011-03-07  Zdenek Dvorak  <ook@ucw.cz>
22272
22273         PR bootstrap/48000
22274         * cfgloopmanip.c (fix_bb_placements): Return immediately
22275         if FROM is BASE_LOOP's header.
22276
22277 2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
22278
22279         * gimplify.c (gimplify_function_tree): Fix building calls
22280         to __builtin_return_address.
22281
22282 2011-03-07  Alan Modra  <amodra@gmail.com>
22283
22284         * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
22285         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
22286         * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
22287         * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
22288         return_mode args.
22289         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
22290         (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
22291         (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
22292         (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
22293         * config/rs6000/rs6000.c
22294         (rs6000_elf_end_indicate_exec_stack): Rename to..
22295         (rs6000_elf_file_end): ..this.  Only call file_end_indicate_exec_stack
22296         for POWERPC_LINUX.  Move code emitting .gnu_attribute to here, from..
22297         (rs6000_file_start): ..here.
22298         (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
22299         file scope variables.
22300         (call_ABI_of_interest): New function.
22301         (init_cumulative_args): Set above vars when function return value
22302         is a float, vector, or small struct.
22303         (rs6000_function_arg_advance_1): Likewise for function args.
22304         (rs6000_va_start): Set rs6000_passes_float if variable arg function
22305         references float args.
22306
22307 2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
22308
22309         * doc/cfg.texi: Remove "See" before @ref.
22310         * doc/invoke.texi: Likewise.
22311
22312 2011-03-05  Jason Merrill  <jason@redhat.com>
22313
22314         * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
22315
22316 2011-03-05  Anthony Green  <green@moxielogic.com>
22317
22318         * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
22319
22320 2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
22321
22322         PR rtl-optimization/47899
22323         * cfgloopmanip.c (fix_bb_placements): Fix first argument
22324         to flow_loop_nested_p when moving the loop upward.
22325
22326 2011-03-05  Richard Earnshaw  <rearnsha@arm.com>
22327
22328         PR target/47719
22329         * arm.md (movhi_insn_arch4):  Accept any immediate constant.
22330
22331 2011-03-05  Jakub Jelinek  <jakub@redhat.com>
22332
22333         PR tree-optimization/47967
22334         * ipa-cp.c (build_const_val): Return NULL instead of creating
22335         VIEW_CONVERT_EXPR for mismatching sizes.
22336         (ipcp_create_replace_map): Return NULL if build_const_val failed.
22337         (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
22338         give up on versioning.
22339
22340 2011-03-05  Alan Modra  <amodra@gmail.com>
22341
22342         PR target/47986
22343         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
22344         full cmodel medium/large lo_sum + high addresses.
22345
22346 2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
22347
22348         * config/s390/s390.c (s390_decompose_address): Reject non-literal
22349         pool references in UNSPEC_LTREL_OFFSET.
22350
22351 2011-03-04  Jan Hubicka  <jh@suse.cz>
22352
22353         PR lto/47497
22354         * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
22355         (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
22356         * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
22357         Add node pointers.
22358         * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
22359         cgraph_add_thunk): Add node pointers.
22360         * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
22361         associated to right node.
22362         (input_node): Update use of cgraph_same_body_alias
22363         and cgraph_add_thunk.
22364
22365 2011-03-04  Changpeng Fang  <changpeng.fang@amd.com>
22366
22367         * config/i386/i386.opt (mprefer-avx128): New flag.
22368         * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
22369         modes when the flag -mprefer-avx128 is on.
22370
22371 2011-03-04  Richard Sandiford  <richard.sandiford@linaro.org>
22372
22373         * dwarf2out.c (compare_loc_operands): Fix address handling.
22374
22375 2011-03-04  Alan Modra  <amodra@gmail.com>
22376
22377         * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
22378
22379 2011-03-04  Richard Guenther  <rguenther@suse.de>
22380
22381         PR middle-end/47968
22382         * expmed.c (extract_bit_field_1): Prefer vector modes that
22383         vec_extract patterns can handle.
22384
22385 2011-03-04  Richard Guenther  <rguenther@suse.de>
22386
22387         PR middle-end/47975
22388         * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
22389
22390 2011-03-04  Richard Henderson  <rth@redhat.com>
22391
22392         * explow.c (emit_stack_save): Remove 'after' parameter.
22393         (emit_stack_restore): Likewise.
22394         * expr.h: Update to match.
22395         * builtins.c, calls.c, stmt.c: Likewise.
22396         * config/alpha/alpha.md, config/avr/avr.md: Likewise.
22397         * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
22398         * function.c (expand_function_end): Insert the emit_stack_save
22399         sequence before parm_birth_insn instead of after.
22400
22401 2011-03-03  Uros Bizjak  <ubizjak@gmail.com>
22402
22403         * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
22404         (ssse3_pmaddubsw128): Ditto.
22405         (ssse3_pmaddubsw): Ditto.
22406
22407 2011-03-03  Steve Ellcey  <sje@cup.hp.com>
22408
22409         * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
22410
22411 2011-03-03  Jakub Jelinek  <jakub@redhat.com>
22412
22413         PR c/47963
22414         * gimplify.c (omp_add_variable): Only call omp_notice_variable
22415         on TYPE_SIZE_UNIT if it is a DECL.
22416
22417         PR debug/47283
22418         * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
22419         first operand is not is_gimple_mem_ref_addr, try to fold it.
22420         If the operand still isn't is_gimple_mem_ref_addr, clear
22421         MEM_EXPR on op0.
22422
22423 2011-03-03  Richard Guenther  <rguenther@suse.de>
22424
22425         PR middle-end/47283
22426         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
22427         match comment.
22428         (refs_may_alias_p_1): For release branches return true if
22429         we are confused by our input.
22430
22431 2011-03-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
22432
22433         * config/s390/s390.c (s390_function_value): Rename to ...
22434         (s390_function_and_libcall_value): ... this.
22435         (s390_function_value): New function.
22436         (s390_libcall_value): New function.
22437         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
22438         * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
22439         target macro definitions.
22440         * config/s390/s390-protos.h (s390_function_value): Remove prototype.
22441
22442 2011-03-02  Joseph Myers  <joseph@codesourcery.com>
22443
22444         * config/i386/freebsd64.h (CC1_SPEC): Define.
22445         * config/i386/linux64.h (CC1_SPEC): Define.
22446         * config/i386/x86-64.h (CC1_SPEC): Don't define.
22447
22448 2011-03-02  Anatoly Sokolov  <aesok@post.ru>
22449
22450         * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
22451         Remove.
22452         * config/stormy16/stormy16.c: Include reload.h.
22453         (xstormy16_memory_move_cost): New function.
22454         (TARGET_MEMORY_MOVE_COST): Define.
22455
22456 2011-03-02  Richard Sandiford  <richard.sandiford@linaro.org>
22457
22458         PR rtl-optimization/47925
22459         * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
22460         with side effects.  Remove the more-specific check for volatile asms.
22461
22462 2011-03-02  Alan Modra  <amodra@gmail.com>
22463
22464         PR target/47935
22465         * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
22466         toc relative addresses for valid offsets.
22467
22468 2011-03-01  Richard Guenther  <rguenther@suse.de>
22469
22470         PR tree-optimization/47890
22471         * tree-vect-loop.c (get_initial_def_for_induction): Set
22472         related stmt properly.
22473
22474 2011-03-01  Richard Guenther  <rguenther@suse.de>
22475
22476         PR lto/47924
22477         * lto-streamer.c (lto_record_common_node): Also register
22478         the canonical type.
22479
22480 2011-03-01  Richard Guenther  <rguenther@suse.de>
22481
22482         PR lto/46911
22483         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
22484         Do not stream DECL_ABSTRACT_ORIGIN.
22485         (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
22486         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
22487         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
22488         Do not stream DECL_ABSTRACT_ORIGIN.
22489         (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
22490         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
22491
22492 2011-02-28  Anatoly Sokolov  <aesok@post.ru>
22493
22494         * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
22495         FUNCTION_VALUE_REGNO_P): Remove.
22496         * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
22497         * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
22498         Add 'outgoing' argument.
22499         (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
22500         function.
22501         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
22502         TARGET_FUNCTION_VALUE_REGNO_P): Define.
22503
22504 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
22505
22506         PR debug/28047
22507         * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
22508         (lookup_filename): Likewise.
22509         * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
22510
22511 2011-02-28  Bernd Schmidt  <bernds@codesourcery.com>
22512             Jakub Jelinek  <jakub@redhat.com>
22513
22514         PR middle-end/47893
22515         * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
22516         (assign_stack_local_1): Change last argument type to int.
22517         * function.c (assign_stack_local_1): Replace reduce_alignment_ok
22518         argument with kind.  If bit ASLK_RECORD_PAD is not set in it,
22519         don't record padding space into frame_space_list nor use those areas.
22520         (assign_stack_local): Adjust caller.
22521         (assign_stack_temp_for_type): Call assign_stack_local_1 instead
22522         of assign_stack_local, pass 0 as last argument.
22523         * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
22524         callers.
22525
22526 2011-02-28  Jakub Jelinek  <jakub@redhat.com>
22527
22528         PR debug/47283
22529         * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
22530         Use target address_mode and pointer_mode hooks instead of hardcoded
22531         Pmode and ptr_mode.  Handle some simple cases of extending if
22532         POINTERS_EXTEND_UNSIGNED < 0.
22533         (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
22534         Call convert_debug_memory_address.
22535         (expand_debug_expr) <case ADDR_EXPR>: Pass as to
22536         convert_debug_memory_address.
22537
22538         PR middle-end/46790
22539         * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
22540         * configure: Regenerated.
22541         * config.in: Regenerated.
22542         * varasm.c (default_function_section): Return NULL
22543         if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
22544
22545 2011-02-28  Martin Jambor  <mjambor@suse.cz>
22546
22547         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
22548         the description to match the printed values.
22549
22550 2011-02-28  Richard Guenther  <rguenther@suse.de>
22551
22552         * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
22553         of the copied scope tree.
22554
22555 2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
22556
22557         * doc/extend.texi (Function Attributes): Avoid deeply (and
22558         wrongly) nested tables.
22559
22560 2011-02-27  Jakub Jelinek  <jakub@redhat.com>
22561
22562         PR middle-end/47903
22563         * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
22564         MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
22565         r isn't op0 nor op1.
22566
22567 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
22568
22569         * config/avr/avr.md: Remove magic comment for emacs.
22570
22571 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
22572
22573         PR target/45261
22574         * config/avr/avr.c (avr_option_override): Use error on bad options.
22575         (avr_help): New function.
22576         (TARGET_HELP): Define.
22577
22578 2011-02-22  Georg-Johann Lay  <avr@gjlay.de>
22579
22580         PR target/42240
22581         * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
22582         (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
22583
22584 2011-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
22585
22586         * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
22587         (ARM Options): Ditto.
22588         (i386 and x86-64 Options): Ditto.
22589         (RX Options): Ditto.
22590         (SPARC Options): Ditto.
22591
22592 2011-02-26  Tijl Coosemans  <tijl@coosemans.org>
22593
22594         * config.gcc (i386-*-freebsd*): Make i486 the default arch on
22595         FreeBSD 6 and later.  Generally use cpu generic.
22596
22597 2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
22598
22599         * doc/cpp.texi: Update copyright years.
22600
22601 2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
22602
22603         PR target/46898
22604         * config/lm32/lm32.md (ashrsi3): Added needed variable.
22605
22606 2011-02-25  Jon Beniston  <jon@beniston.com>
22607
22608         PR target/46898
22609         * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
22610         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
22611         * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
22612         (lm32_block_move_inline): Add type cast to remove warning.
22613         (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
22614         (gen_int_relational): Move declarations to start of function.
22615
22616 2011-02-25  Eric Botcazou  <ebotcazou@adacore.com>
22617
22618         PR tree-optimization/45470
22619         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
22620         can throw internally only.
22621         * tree-vect-stmts.c (vectorizable_call): Likewise.
22622
22623 2011-02-24  Anatoly Sokolov  <aesok@post.ru>
22624
22625         * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
22626         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
22627         * config/stormy16/stormy16-protos.h
22628         (xstormy16_preferred_reload_class): Remove.
22629         * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
22630         static. Change 'rclass' argument and return type to reg_class_t.
22631         (TARGET_PREFERRED_RELOAD_CLASS,
22632         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
22633
22634 2011-02-24  Richard Guenther  <rguenther@suse.de>
22635
22636         * lto-streamer-in.c (input_bb): Do not find referenced vars
22637         in debug statements.
22638
22639 2011-02-23  Jason Merrill  <jason@redhat.com>
22640
22641         * common.opt (fabi-version): Document v5 and v6.
22642
22643 2011-02-23  Richard Guenther  <rguenther@suse.de>
22644
22645         PR tree-optimization/47849
22646         * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
22647
22648 2011-02-23  Jie Zhang  <jie@codesourcery.com>
22649
22650         * opts-common.c (decode_cmdline_option): Print empty string
22651         argument as "" in decoded->orig_option_with_args_text.
22652         * gcc.c (execute): Print empty string argument as ""
22653         in the verbose output.
22654         (do_spec_1): Keep empty string argument.
22655
22656 2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>
22657
22658         * config.gcc: Declare score-* and crx-* obsolete.
22659
22660 2011-02-23  Jie Zhang  <jie@codesourcery.com>
22661
22662         PR rtl-optimization/47763
22663         * web.c (web_main): Ignore naked clobber when replacing register.
22664
22665 2011-02-22  Anatoly Sokolov  <aesok@post.ru>
22666
22667         * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
22668         Remove.
22669
22670 2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
22671
22672         PR doc/47848
22673         * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
22674
22675 2011-02-22  Mike Stump  <mikestump@comcast.net>
22676
22677         * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
22678         assembler.
22679         * configure: Regenerate.
22680
22681 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
22682
22683         PR rtl-optimization/46002
22684         * ira-color.c (update_copy_costs): Change class intersection
22685         test to reg_class_contents[] test of 'hard_regno'.
22686
22687 2011-02-21  Joseph Myers  <joseph@codesourcery.com>
22688
22689         * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
22690         than Driver option.
22691         * config/hpux11.opt (mt): Likewise.
22692         * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
22693         * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
22694         * config/vax/elf.opt (mno-asm-pic): Likewise.
22695         * config/vms/vms.opt (map, mvms-return-codes): Likewise.
22696
22697 2011-02-21  Mike Stump  <mikestump@comcast.net>
22698
22699         PR target/47822
22700         * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
22701         tree so we can get save the type.
22702         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
22703         for CFString instead of trying to use past the end of the builtins.
22704         * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
22705         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
22706         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
22707         * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
22708         Rename to darwin_builtin_cfstring.
22709         (darwin_init_cfstring_builtins): Return the built type.
22710
22711 2011-02-21  Uros Bizjak  <ubizjak@gmail.com>
22712
22713         PR target/47840
22714         * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
22715         (_mm256_insert_epi64): Use _mm_insert_epi64.
22716
22717 2011-02-21  Anatoly Sokolov  <aesok@post.ru>
22718
22719         * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
22720         * config/stormy16/stormy16-protos.h
22721         (xstormy16_mode_dependent_address_p): Remove.
22722         * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
22723         Make static. Change return type to bool. Change argument type to
22724         const_rtx. Remove dead code.
22725         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
22726
22727 2011-02-21  Richard Guenther  <rguenther@suse.de>
22728
22729         PR lto/47820
22730         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
22731         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
22732         (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
22733         TUs context.
22734         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
22735         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
22736
22737 2011-02-20  Richard Guenther  <rguenther@suse.de>
22738
22739         PR lto/47822
22740         * tree.c (free_lang_data_in_decl): Clean builtins from
22741         the TU decl BLOCK_VARS.
22742
22743 2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
22744
22745         PR debug/47620
22746         PR debug/47630
22747         * haifa-sched.c (fix_tick_ready): Skip tick computation
22748         for debug insns.
22749
22750 2011-02-19  Richard Guenther  <rguenther@suse.de>
22751
22752         PR lto/47647
22753         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
22754         Remove lazy BLOCK_VARS streaming.
22755         (lto_input_ts_block_tree_pointers): Likewise.
22756         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
22757
22758 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
22759
22760         * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
22761
22762 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
22763
22764         * config/i386/biarch32.h, config/i386/mach.h,
22765         config/rs6000/aix.opt, config/sh/superh64.h: Remove.
22766
22767 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
22768
22769         PR target/47800
22770         * config/i386/i386.md (peephole2 for shift and plus): Use
22771         operands[1] original mode in the first insn.
22772
22773 2011-02-18  Mike Stump  <mikestump@comcast.net>
22774
22775         * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
22776
22777 2011-02-18  Jan Hubicka  <jh@suse.cz>
22778
22779         PR middle-end/47788
22780         * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
22781         to zero when the function is not inlinable at all.
22782
22783 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
22784
22785         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
22786         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
22787         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
22788         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
22789         * config/pa/t-pa64: Likewise.
22790         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
22791
22792 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
22793
22794         PR driver/47787
22795         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
22796
22797 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
22798
22799         PR target/47792
22800         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
22801
22802 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
22803
22804         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
22805         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
22806         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
22807         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
22808         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
22809         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
22810         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
22811         m32r_load_postinc_p, m32r_store_preinc_predec_p,
22812         m32r_legitimate_address_p): New functions.
22813         * config/m32r/constraints.md (constraint "S"): Don't use
22814         STORE_PREINC_PREDEC_P.
22815         (constraint "U"): Don't use LOAD_POSTINC_P.
22816
22817 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
22818
22819         PR rtl-optimization/46178
22820         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
22821         compute ira_hard_regno_cover_class[].
22822
22823 2011-02-18  Richard Guenther  <rguenther@suse.de>
22824
22825         PR lto/47798
22826         * lto-streamer.h (lto_global_var_decls): Declare.
22827         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
22828         statics for global var processing.
22829
22830 2011-02-18  Richard Guenther  <rguenther@suse.de>
22831
22832         PR tree-optimization/47737
22833         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
22834         edge dominance check.
22835
22836 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
22837
22838         PR debug/47780
22839         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
22840         avoid invalid rtx sharing.
22841
22842 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
22843
22844         * doc/cpp.texi (Obsolete Features): Add background on the
22845         origin of assertions.
22846
22847 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
22848
22849         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
22850         objc_abi == 2.
22851         * config/darwin.c (output_objc_section_asm_op): Added support for
22852         ABI v1 and v2.
22853         (is_objc_metadata): New.
22854         (darwin_objc2_section): New.
22855         (darwin_objc1_section): New.
22856         (machopic_select_section): Added support for ABI v1 and v2.
22857         (darwin_emit_objc_zeroed): New.
22858         (darwin_output_aligned_bss): Detect objc metadata and treat it
22859         appropriately.
22860         (darwin_asm_output_aligned_decl_common): Same.
22861         (darwin_asm_output_aligned_decl_local): Same.
22862         * config/darwin-sections.def: Updated for ABI v1 and v2.
22863         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
22864         compiling Objective-C code for the NeXT runtime, default to using
22865         ABI version 0 for 32-bit, and version 2 for 64-bit.
22866
22867 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
22868
22869         * common.opt (optimize_fast): New Variable.
22870         * opts.c (default_options_optimization): Use opts->x_optimize_fast
22871         instead of local variable ofast.
22872
22873 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
22874
22875         * doc/invoke.texi (fobjc-abi-version): Documented.
22876         (fobjc-nilcheck): Documented.
22877         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
22878         version.
22879
22880 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
22881
22882         PR driver/47390
22883         * common.opt (export-dynamic): New Driver option.
22884         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
22885
22886 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
22887
22888         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
22889
22890 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
22891             Jan Hubicka  <jh@suse.cz>
22892
22893         PR debug/47106
22894         PR debug/47402
22895         * cfgexpand.c (account_used_vars_for_block): Remove.
22896         (estimated_stack_frame_size): Use referenced vars.
22897         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
22898         that were referenced in the original function.  Test src_fn
22899         rather than cfun.  Drop redundant get_var_ann.
22900         (setup_one_parameter): Drop redundant get_var_ann.
22901         (declare_return_variable): Likewise.
22902         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
22903         (copy_arguments_for_versioning): Drop redundant get_var_ann.
22904         * ipa-inline.c (compute_inline_parameters): Do not compute
22905         disregard_inline_limits here.
22906         (compute_inlinable_for_current, pass_inlinable): New.
22907         (pass_inline_parameters): Require PROP_referenced_vars.
22908         * cgraphunit.c (cgraph_process_new_functions): Don't run
22909         compute_inline_parameters explicitly unless function is in SSA form.
22910         (cgraph_analyze_function): Set .disregard_inline_limits.
22911         * tree-sra.c (convert_callers): Compute inliner parameters
22912         only for functions already in SSA form.
22913
22914 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
22915
22916         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
22917         -mlittle-endian-data.
22918
22919 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
22920
22921         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
22922         -mno-fpu, not -fpu and -no-fpu.
22923         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
22924         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
22925
22926 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
22927
22928         PR target/43653
22929         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
22930         input reload with PLUS RTX.
22931
22932 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
22933
22934         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
22935         of InverseVar(MDMX).
22936
22937 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
22938
22939         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
22940         --m4-340.
22941
22942 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
22943
22944         * config/mn10300/mn10300.opt (mno-crt0): New.
22945
22946 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
22947
22948         * config/m68k/uclinux.opt (static-libc): New Driver option.
22949
22950 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
22951
22952         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
22953
22954 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
22955
22956         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
22957         %{muser-extend-enabled}.
22958
22959 2011-02-16  Richard Guenther  <rguenther@suse.de>
22960
22961         PR tree-optimization/47738
22962         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
22963         the TODO from tree_predictive_commoning.
22964
22965 2011-02-15  Jeff Law  <law@redhat.com>
22966
22967         Revert
22968         2011-01-25  Jeff Law  <law@redhat.com>
22969
22970         PR rtl-optimization/37273
22971         * ira-costs.c (scan_one_insn): Detect constants living in memory and
22972         handle them like argument loads from stack slots.  Do not double
22973         count memory for memory constants and argument loads from stack slots.
22974
22975 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
22976
22977         PR target/47755
22978         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
22979         mode for vector constants.  Remove code that checks for TImode.
22980
22981 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
22982
22983         PR debug/47106
22984         PR debug/47402
22985         * cgraph.h (compute_inline_parameters): Return void.
22986         * ipa-inline.c (compute_inline_parameters): Adjust.
22987
22988 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
22989
22990         PR debug/47106
22991         PR debug/47402
22992         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
22993         rather than decl.
22994         * cfgexpand.c (estimated_stack_frame_size): Likewise.
22995         * ipa-inline.c (compute_inline_parameters): Adjust.
22996
22997 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
22998
22999         PR debug/47106
23000         PR debug/47402
23001         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
23002         Adjust all users.  Pass FN to...
23003         * tree-flow-inline.h (first_referenced_var): ... this.  Add
23004         fn argument.
23005         * ipa-struct-reorg.c: Adjust.
23006         * tree-dfa.c: Adjust.
23007         * tree-into-ssa.c: Adjust.
23008         * tree-sra.c: Adjust.
23009         * tree-ssa-alias.c: Adjust.
23010         * tree-ssa-live.c: Adjust.
23011         * tree-ssa.c: Adjust.
23012         * tree-ssanames.c: Adjust.
23013         * tree-tailcall.c: Adjust.
23014
23015 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
23016
23017         PR debug/47106
23018         PR debug/47402
23019         * tree-flow.h (referenced_var_lookup): Add fn parameter.
23020         Adjust all callers.
23021         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
23022         * tree-flow-inline.h: Adjust.
23023         * gimple-pretty-print.c: Adjust.
23024         * tree-into-ssa.c: Adjust.
23025         * tree-ssa.c: Adjust.
23026         * cfgexpand.c: Adjust.
23027
23028 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
23029
23030         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
23031         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
23032         (EXTRA_CONSTRAINT): Delete.
23033         * config/iq2000/constraints.md: New file.
23034         * config/iq2000/iq2000.md: Include it.
23035         (define_insn ""): Delete.
23036         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
23037         unsupported constraint letters from patterns.
23038         (call_value, call_value_internal1): Likewise.
23039         (call_value_multiple_internal1): Likewise.
23040
23041 2011-02-15  Nick Clifton  <nickc@redhat.com>
23042
23043         * config/mn10300/mn10300.c: Include tm-constrs.h.
23044         (struct liw_data): New data structure describing an LIW candidate
23045         instruction.
23046         (extract_bundle): Use struct liw_data.  Allow small integer
23047         operands for some instructions.
23048         (check_liw_constraints): Use struct liw_data.  Remove swapped
23049         parameter.  Add comments describing the checks.  Fix bug when
23050         assigning the source of liw1 to the source of liw2.
23051         (liw_candidate): Delete.  Code moved into extract_bundle.
23052         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
23053         before swapping.
23054         * config/mn10300/predicates.md (liw_operand): New predicate.
23055         Allows registers and small integer constants.
23056         * config/mn10300/constraints.md (O): New constraint.  Accetps
23057         integers in the range -8 to +7 inclusive.
23058         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
23059         for moving a small integer into a register.  Give this alternative
23060         LIW attributes.
23061         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
23062         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
23063         using the J,K,L and M constraints,
23064         (liw): Remove SI mode on second operands to allow for HI and QI
23065         mode values.
23066         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
23067         instruction.
23068
23069 2011-02-15  Richard Guenther  <rguenther@suse.de>
23070
23071         PR tree-optimization/47743
23072         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
23073         for a non-type-compatible VN lookup bail out.
23074
23075 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
23076
23077         * config/fr30/constraints.md: New file.
23078         * config/fr30/fr30.md: Include it.
23079         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
23080         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
23081         (EXTRA_CONSTRAINT): Delete.
23082
23083 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
23084
23085         * config/frv/constraints.md: New file.
23086         * config/frv/predicates.md: Include it.
23087         * config/frv/frv.c (reg_class_from_letter): Delete.
23088         (frv_option_override): Don't initialize it.
23089         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
23090         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
23091         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
23092         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
23093         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
23094         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
23095         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
23096         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
23097         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
23098         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
23099         (REG_CLASS_FROM_CONSTRAINT): Delete.
23100
23101 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
23102
23103         PR middle-end/47581
23104         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
23105         if frame size is 0 in a leaf function.
23106
23107 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
23108
23109         PR pch/14940
23110         * config/alpha/host-osf.c: New file.
23111         * config/alpha/x-osf: New file.
23112         * config.host (alpha*-dec-osf*): Use it.
23113
23114 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
23115
23116         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
23117         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
23118         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
23119         (rx_mode_dependent_address_p): ...this. Make static. Change argument
23120         type to const_rtx.
23121         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
23122
23123 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
23124
23125         * config/stormy16/constraints.md: New file.
23126         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
23127         Use satisfies_constraint_Q and satisfies_constraint_R.
23128         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
23129         Delete.
23130         (xstormy16_legitiamte_address_p): Declare.
23131         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
23132         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
23133         (EXTRA_CONSTRAINT): Delete.
23134         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
23135         Un-staticize.
23136         (xstormy16_extra_constraint_p): Delete.
23137
23138 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
23139
23140         PR tree-optimization/46494
23141         * loop-unroll.c (split_edge_and_insert): Adjust comment.
23142         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
23143         (pass_rtl_loop_done): Add TODO_verify_flow.
23144         * fwprop.c (pass_rtl_fwprop): Likewise.
23145         * modulo-sched.c (pass_sms): Likewise.
23146         * tree-ssa-dom.c (pass_dominator): Likewise.
23147         * tree-ssa-loop-ch.c (pass_ch): Likewise.
23148         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
23149         (pass_tree_loop_done): Likewise.
23150         * tree-ssa-pre.c (execute_pre): Likewise.
23151         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
23152         * tree-ssa-sink.c (pass_sink_code): Likewise.
23153         * tree-vrp.c (pass_vrp): Likewise.
23154
23155 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
23156
23157         * config/v850/constraints.md: New file.
23158         * config/v850/v850.md: Include it.
23159         * config/v850/predicates.md (reg_or_0_operand): Use
23160         satisfies_constraint_G.
23161         (special_symbolref_operand): Use satisfies_constraint_K.
23162         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
23163         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
23164         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
23165         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
23166         (EXTRA_CONSTRAINT): Delete.
23167         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
23168         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
23169         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
23170
23171 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
23172
23173         PR target/47696
23174         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
23175         description.
23176
23177 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
23178
23179         * config/mcore/constraints.md: New file.
23180         * config/mcore/mcore.md: Include it.
23181         * config/mcore/mcore.c (reg_class_from_letter): Delete.
23182         * config/mcore/mcore.h (reg_class_from_letter): Delete.
23183         (REG_CLASS_FROM_LETTER): Delete.
23184         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
23185         insn_const_int_ok_for_constraint.
23186         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
23187         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
23188         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
23189         (EXTRA_CONSTRAINT): Delete.
23190
23191 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
23192
23193         PR ada/41929
23194         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
23195         (IS_SIGHANDLER): Define.
23196         (sparc64_is_sighandler): New function, split off from
23197         sparc64_fallback_frame_state.
23198         (sparc_is_sighandler): New function, split off from
23199         sparc_fallback_frame_state.
23200         (sparc64_fallback_frame_state): Merge with ...
23201         (sparc_fallback_frame_state): ... this into ...
23202         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
23203         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
23204         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
23205         stack instead of hardcoded offsets.
23206
23207 2011-02-14  Andriy Gapon  <avg@freebsd.org>
23208
23209         PR target/45808
23210         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
23211
23212 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
23213
23214         * configure: Regenerate.
23215
23216 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
23217
23218         PR driver/45731
23219         * gcc.c (asm_options): Correct spec matching --target-help.
23220
23221 2011-02-12  Martin Jambor  <mjambor@suse.cz>
23222
23223         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
23224         to gimple call error.
23225
23226 2011-02-12  Mike Stump  <mikestump@comcast.net>
23227
23228         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
23229         comments in backslash regions.
23230
23231 2011-02-12  Mike Stump  <mikestump@comcast.net>
23232             Jakub Jelinek  <jakub@redhat.com>
23233             Iain Sandoe  <iains@gcc.gnu.org>
23234
23235         PR target/47324
23236         * dwarf2out.c (output_cfa_loc): When required, apply the
23237         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
23238         (output_loc_sequence): Likewise.
23239         (output_loc_operands_raw): Likewise.
23240         (output_loc_sequence_raw): Likewise.
23241         (output_cfa_loc): Likewise.
23242         (output_loc_list): Suppress register number adjustment when
23243         calling output_loc_sequence()
23244         (output_die): Likewise.
23245
23246 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
23247
23248         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
23249         Remove macros.
23250         * config/xtensa/xtensa.c (xtensa_register_move_cost,
23251         xtensa_memory_move_cost): New functions.
23252         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
23253
23254 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
23255
23256         PR lto/47225
23257         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
23258         in the current directory.
23259         * configure: Rebuilt.
23260
23261 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
23262
23263         * config/darwin.c (darwin_override_options): Add a hunk missed
23264         from the commit of r168571.  Trim comment line lengths and
23265         correct indents of the preceding block.
23266
23267 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
23268
23269         * gcc.c (driver_handle_option): Concatenate the argument to -F with
23270         the switch.
23271
23272 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
23273
23274         * common.opt (nostartfiles): New Driver option.
23275
23276 2011-02-11  Xinliang David Li  <davidxl@google.com>
23277
23278         PR tree-optimization/47707
23279         * tree-chrec.c (convert_affine_scev): Keep type precision.
23280
23281 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
23282
23283         PR tree-optimization/47420
23284         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
23285
23286 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
23287
23288         PR rtl-optimization/47614
23289         * rtl.h (check_for_inc_dec): Declare.
23290         * dse.c (check_for_inc_dec): Externalize...
23291         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
23292         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
23293
23294 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
23295
23296         PR driver/47678
23297         * gcc.c (main): Do not compile inputs if there were errors in
23298         option handling.
23299         * opts-common.c (read_cmdline_option): Check for wrong language
23300         after other error checks.
23301
23302 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
23303
23304         * cgraph.c: Fix comment typos.
23305         * cgraph.h: Likewise.
23306         * cgraphunit.c: Likewise.
23307         * ipa-cp.c: Likewise.
23308         * ipa-inline.c: Likewise.
23309         * ipa-prop.c: Likewise.
23310         * ipa-pure-const.c: Likewise.
23311         * ipa-ref.c: Likewise.
23312         * ipa-reference.c: Likewise.
23313
23314 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
23315
23316         PR debug/47684
23317         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
23318
23319 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
23320
23321         PR testsuite/47400
23322         * doc/sourcebuild.texi (Require Support): Document
23323         dg-require-ascii-locale.
23324
23325 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
23326
23327         * doc/lto.texi (Write summary): Fix missing parentheses.
23328
23329 2011-02-10  DJ Delorie  <dj@redhat.com>
23330
23331         * config/m32c/m32c.c (m32c_option_override): Disable
23332         -fcombine-stack-adjustments until flag value tracking and compare
23333         optimization can be rewritten.
23334
23335 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
23336
23337         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
23338         PROCESSOR_POWER7.
23339         (PROCESSOR_DEFAULT64): Likewise.
23340
23341 2011-02-10  Richard Henderson  <rth@redhat.com>
23342
23343         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
23344         change from 2011-02-03.
23345         * config/rx/rx.c (flags_from_code): Likewise.
23346         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
23347         is valid, n/pz otherwise.
23348         (rx_select_cc_mode): Return CCmode if Y is not zero.
23349
23350 2011-02-10  Richard Guenther  <rguenther@suse.de>
23351
23352         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
23353
23354 2011-02-10  Richard Guenther  <rguenther@suse.de>
23355
23356         PR tree-optimization/47677
23357         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
23358
23359 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
23360
23361         PR target/47665
23362         * combine.c (make_compound_operation): Only change shifts into
23363         multiplication for SCALAR_INT_MODE_P.
23364
23365 2011-02-10  Jie Zhang  <jie@codesourcery.com>
23366
23367         PR testsuite/47622
23368         Revert
23369         2011-02-05  Jie Zhang  <jie@codesourcery.com>
23370         PR debug/42631
23371         * web.c (entry_register): Don't clobber the number of the
23372         first uninitialized reference in used[].
23373
23374 2011-02-09  Richard Guenther  <rguenther@suse.de>
23375
23376         PR tree-optimization/47664
23377         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
23378         all edges again.
23379
23380 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
23381
23382         PR target/46481
23383         PR target/47032
23384         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
23385         PROCESSOR_POWER7.
23386         (PROCESSOR_DEFAULT64): Same.
23387         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
23388
23389 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
23390
23391         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
23392
23393 2011-02-09  Martin Jambor  <mjambor@suse.cz>
23394
23395         PR middle-end/45505
23396         * tree-sra.c (struct access): New flags grp_scalar_read and
23397         grp_scalar_write.  Changed description of assignment read and write
23398         flags.
23399         (dump_access): Dump new flags, reorder all of them.
23400         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
23401         to detect multiple scalar reads.
23402         (analyze_access_subtree): Use the new scalar read write flags instead
23403         of the old flags.  Adjusted comments.
23404
23405 2011-02-08  DJ Delorie  <dj@redhat.com>
23406
23407         PR target/47548
23408         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
23409         patterns.
23410
23411 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
23412
23413         * config/m68k/uclinux.opt: New.
23414         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
23415
23416 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
23417
23418         * config/cris/elf.opt (sim): New Driver option.
23419
23420 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
23421
23422         * config/xtensa/elf.opt: New.
23423         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
23424
23425 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
23426
23427         * config/vax/elf.opt: New.
23428         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
23429
23430 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
23431
23432         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
23433
23434 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
23435
23436         * config/gnu-user.opt: New.
23437         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
23438         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
23439         *-*-uclinux*): Use gnu-user.opt.
23440
23441 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
23442
23443         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
23444         * config/i386/gnu.h (CPP_SPEC): Likewise.
23445
23446 2011-02-08  Ian Lance Taylor  <iant@google.com>
23447
23448         * common.opt (fcx-limited-range): Add SetByCombined flag.
23449         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
23450         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
23451         (fassociative-math, freciprocal-math): Likewise.
23452         (funsafe-math-optimizations): Likewise.
23453         * opth-gen.awk: Handle SetByCombined.
23454         * optc-gen.awk: Likewise.
23455         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
23456         (set_unsafe_math_optimizations_flags): Likewise.
23457         * doc/options.texi (Option properties): Document SetByCombined.
23458
23459 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
23460
23461         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
23462         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
23463         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
23464         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
23465         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
23466
23467 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
23468
23469         PR tree-optimization/46834
23470         PR tree-optimization/46994
23471         PR tree-optimization/46995
23472         * graphite-sese-to-poly.c (used_outside_reduction): New.
23473         (detect_commutative_reduction): Call used_outside_reduction.
23474         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
23475         translate_scalar_reduction_to_array only when at least one
23476         loop-phi/close-phi tuple has been detected.
23477
23478 2011-02-08  Richard Guenther  <rguenther@suse.de>
23479
23480         PR middle-end/47639
23481         * tree-vect-generic.c (expand_vector_operations_1): Update
23482         stmts here ...
23483         (expand_vector_operations): ... not here.  Cleanup EH info
23484         and the CFG if required.
23485
23486 2011-02-08  Richard Guenther  <rguenther@suse.de>
23487
23488         PR tree-optimization/47641
23489         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
23490         require type compatibility.
23491
23492 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
23493
23494         * gimple-low.c (lower_function_body): Don't remove the location of
23495         the return statement here.
23496         (lower_gimple_return): Do it here instead but only if the return
23497         statement is actually used twice.
23498
23499 2011-02-08  Richard Guenther  <rguenther@suse.de>
23500
23501         PR tree-optimization/47632
23502         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
23503         unused up_to_stmt parameter, return whether cfg-cleanup is
23504         necessary, remove EH info properly.
23505         (forward_propagate_into_gimple_cond): Adjust caller.
23506         (forward_propagate_into_cond): Likewise.
23507         (forward_propagate_comparison): Likewise.
23508         (tree_ssa_forward_propagate_single_use_vars): Make
23509         forward_propagate_comparison case similar to the two others.
23510
23511 2011-02-08  Nick Clifton  <nickc@redhat.com>
23512
23513         * config/mn10300/mn10300.opt (mliw): New command line option.
23514         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
23515         (liw_bundling): New automaton.
23516         (liw): New attribute.
23517         (liw_op): New attribute.
23518         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
23519         (movsi_internal): Add LIW attributes.
23520         (andsi3): Likewise.
23521         (iorsi3): Likewise.
23522         (xorsi3): Likewise.
23523         (addsi3): Separate register and immediate alternatives.
23524         Add LIW attributes.
23525         (subsi3): Likewise.
23526         (cmpsi): Likewise.
23527         (aslsi3): Likewise.
23528         (lshrsi3): Likewise.
23529         (ashrsi3): Likewise.
23530         (liw): New pattern.
23531         * config/mn10300/mn10300.c (liw_op_names): New
23532         (mn10300_print_operand): Handle 'W' operand descriptor.
23533         (extract_bundle): New function.
23534         (check_liw_constraints): New function.
23535         (liw_candidate): New function.
23536         (mn10300_bundle_liw): New function.
23537         (mn10300_reorg): New function.
23538         (TARGET_MACHINE_DEPENDENT_REORG): Define.
23539         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
23540         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
23541         __LIW__ or __NO_LIW__.
23542         * doc/invoke.texi: Describe the -mliw command line option.
23543
23544 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
23545
23546         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
23547         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
23548         pthread_mutex_unlock): Remove.
23549         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
23550         * config/pa/t-pa64: Likewise.
23551         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
23552         shared libc if not linking against libpthread.
23553         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
23554
23555 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
23556
23557         PR target/47558
23558         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
23559         on 10.6 and later to ensure that we always use the unwinder from
23560         the system.  Only add -no_compact_unwind when tarteting darwin
23561         10.6 or later.
23562
23563 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
23564
23565         PR target/46997
23566         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
23567         (vec_interleave_lowv2sf): Ditto.
23568         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
23569         (vec_extract_oddv2sf): Ditto.
23570
23571 2011-02-07  Mike Stump  <mikestump@comcast.net>
23572
23573         PR target/42333
23574         Add __ieee_divdc3 entry point.
23575         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
23576         entry point.
23577         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
23578         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
23579         * config/darwin.c (darwin_rename_builtins): Add.
23580         * config/darwin-protos.h (darwin_rename_builtins): Add.
23581
23582 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
23583
23584         PR target/47636
23585         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
23586         for the condition.
23587
23588 2011-02-07  Mike Stump  <mikestump@comcast.net>
23589
23590         * config/darwin.opt (mmacosx-version-min): Update default OS version.
23591
23592 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
23593
23594         PR target/47534
23595         * config/avr/libgcc.S (exit): Move .endfunc
23596
23597 2011-02-07  Richard Guenther  <rguenther@suse.de>
23598
23599         PR tree-optimization/47615
23600         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
23601         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
23602         (run_scc_vn): Initialize it.
23603         (visit_reference_op_load): Use it.
23604         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
23605
23606 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
23607
23608         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
23609         DImode trapping arithmetic libfuncs.
23610
23611 2011-02-07  Richard Guenther  <rguenther@suse.de>
23612
23613         PR tree-optimization/47621
23614         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
23615         two duplicates ...
23616         (execute_update_addresses_taken): ... here.  Make it more
23617         conservative in what we accept.
23618
23619 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
23620
23621         * config/sparc/freebsd.h (ASM_SPEC): Define.
23622         * config/sparc/vxworks.h (ASM_SPEC): Define.
23623
23624 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
23625
23626         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
23627
23628 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
23629
23630         * doc/invoke.texi: Remove reference to compiler internals from
23631         user documentation.
23632
23633         * reg-notes.def: Remove REG_VALUE_PROFILE.
23634         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
23635
23636 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
23637
23638         PR middle-end/47610
23639         * varasm.c (default_section_type_flags): If decl is NULL,
23640         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
23641
23642 2011-02-05  Jie Zhang  <jie@codesourcery.com>
23643
23644         PR debug/42631
23645         * web.c (entry_register): Don't clobber the number of the
23646         first uninitialized reference in used[].
23647
23648 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
23649
23650         PR tree-optimization/46194
23651         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
23652         (build_classic_dist_vector_1): Do not represent classic distance
23653         vectors when the access functions are variating in different loops.
23654
23655 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
23656
23657         * config/mips/iris6.opt: New.
23658         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
23659
23660 2011-02-04  Richard Henderson  <rth@redhat.com>
23661             Steve Ellcey  <sje@cup.hp.com>
23662
23663         PR target/46997
23664         * config/ia64/predicates.md (mux1_brcst_element): New.
23665         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
23666         * config/ia64/ia64.c (ia64_unpack_assemble): New.
23667         (ia64_unpack_sign): New.
23668         (ia64_expand_unpack): Rewrite using new routines.
23669         (ia64_expand_widen_sum): Ditto.
23670         (ia64_expand_dot_prod_v8qi): Ditto.
23671         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
23672         routines, add endian check.
23673         (pmpy2_even): Rename from pmpy2_r, add endian check.
23674         (pmpy2_odd): Rename from pmpy2_l, add endian check.
23675         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
23676         (vec_widen_smult_hi_v4hi): Ditto.
23677         (vec_widen_umult_lo_v4hi): Ditto.
23678         (vec_widen_umult_hi_v4hi): Ditto.
23679         (mulv2si3): Change endian checks.
23680         (sdot_prodv4hi): Rewrite with new calls.
23681         (udot_prodv4hi): New.
23682         (vec_pack_ssat_v4hi): Add endian check.
23683         (vec_pack_usat_v4hi): Ditto.
23684         (vec_pack_ssat_v2si): Ditto.
23685         (max1_even): Rename from max1_r, add endian check.
23686         (max1_odd): Rename from max1_l, add endian check.
23687         (*mux1_rev): Format change.
23688         (*mux1_mix): Ditto.
23689         (*mux1_shuf): Ditto.
23690         (*mux1_alt): Ditto.
23691         (*mux1_brcst_v8qi): Use new predicate.
23692         (vec_extract_evenv8qi): Remove endian check.
23693         (vec_extract_oddv8qi): Ditto.
23694         (vec_interleave_lowv4hi): Format change.
23695         (vec_interleave_highv4hi): Ditto.
23696         (mix2_even): Rename from mix2_r, add endian check.
23697         (mix2_odd): Rename from mux2_l, add endian check.
23698         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
23699         (vec_extract_evenodd_helper): Format change.
23700         (vec_extract_evenv4hi): Remove endian check.
23701         (vec_extract_oddv4hi): Remove endian check.
23702         (vec_interleave_lowv2si): Format change.
23703         (vec_interleave_highv2si): Format change.
23704         (vec_initv2si): Remove endian check.
23705         (vecinit_v2si): Add endian check.
23706         (reduc_splus_v2sf): Add endian check.
23707         (reduc_smax_v2sf): Ditto.
23708         (reduc_smin_v2sf): Ditto.
23709         (vec_initv2sf): Remove endian check.
23710         (fpack): Add endian check.
23711         (fswap): Add endian check.
23712         (vec_interleave_highv2sf): Add endian check.
23713         (vec_interleave_lowv2sf): Add endian check.
23714         (fmix_lr): Add endian check.
23715         (vec_setv2sf): Format change.
23716         (*vec_extractv2sf_0_be): Use shift to extract operand.
23717         (*vec_extractv2sf_1_be): New.
23718         (vec_pack_trunc_v4hi): Add endian check.
23719         (vec_pack_trunc_v2si): Format change.
23720
23721 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
23722
23723         PR inline-asm/23200
23724         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
23725         do bb, locus and block comparison and disallow loads if it is not set.
23726         (stmt_is_replaceable_p): New function.
23727         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
23728         callers.
23729         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
23730         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
23731         SSA_NAME_DEF_STMT.
23732         * tree-flow.h (stmt_is_replaceable_p): New prototype.
23733
23734 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
23735
23736         * config/rs6000/xilinx.opt: New.
23737         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
23738
23739 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
23740
23741         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
23742
23743 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
23744
23745         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
23746         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
23747         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
23748         secondary_reload_info, xtensa_secondary_reload): Remove.
23749         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
23750         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
23751         (xtensa_preferred_reload_class): Make static. Change return and
23752         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
23753         Use CONST_DOUBLE_P predicate.
23754         (xtensa_preferred_output_reload_class): New function.
23755         (xtensa_secondary_reload): Make static.
23756
23757 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
23758
23759         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
23760         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
23761         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
23762
23763 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
23764
23765         PR middle-end/31490
23766         * output.h (SECTION_RELRO): Define.
23767         (SECTION_MACH_DEP): Adjust.
23768         (get_variable_section): New prototype.
23769         * varpool.c (varpool_finalize_named_section_flags): New function.
23770         (varpool_assemble_pending_decls): Call it.
23771         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
23772         * cgraphunit.c (cgraph_output_in_order): Call
23773         varpool_finalize_named_section_flags.
23774         * varasm.c (get_section): Allow section flags conflicts between
23775         relro and read-only sections if the section hasn't been declared yet.
23776         Set SECTION_OVERRIDE after diagnosing section type conflict.
23777         (get_variable_section): No longer static.
23778         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
23779         readonly sections that need relocations.
23780         (decl_readonly_section_1): New function.
23781         (decl_readonly_section): Use it.
23782
23783         Revert:
23784         2010-11-17  Dinar Temirbulatov  <dtemirbulatov@gmail.com>
23785                     Steve Ellcey  <sje@cup.hp.com>
23786
23787         PR middle-end/31490
23788         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
23789         if section attribute used.
23790
23791 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
23792
23793         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
23794         * config/darwin.c (SECTION_NO_ANCHOR): Define.
23795         (darwin_init_sections): Remove assertion.
23796
23797 2011-02-03  Nick Clifton  <nickc@redhat.com>
23798
23799         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
23800         lt and ge.
23801         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
23802         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
23803         instead of "n" and "pz".
23804         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
23805         CC_FLAG_S.
23806
23807 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
23808
23809         PR target/47312
23810         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
23811         fma, expand FMA_EXPR as fma{,f,l} call.
23812
23813         PR lto/47274
23814         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
23815         copy them into a unsigned char variable and pass address of it to
23816         lto_output_data_stream.
23817
23818         PR target/47564
23819         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
23820         around backend_init_target and lang_dependent_init_target calls.
23821         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
23822         (verify_cgraph_node): Don't call set_cfun here.  Use
23823         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
23824         Set error_found for incorrectly represented calls to thunks.
23825
23826 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
23827
23828         PR debug/43092
23829         PR rtl-optimization/43494
23830         * rtl.h (for_each_inc_dec_fn): New type.
23831         (for_each_inc_dec): Declare.
23832         * rtlanal.c (struct for_each_inc_dec_ops): New type.
23833         (for_each_inc_dec_find_inc_dec): New fn.
23834         (for_each_inc_dec_find_mem): New fn.
23835         (for_each_inc_dec): New fn.
23836         * dse.c (struct insn_size): Remove.
23837         (replace_inc_dec, replace_inc_dec_mem): Remove.
23838         (emit_inc_dec_insn_before): New fn.
23839         (check_for_inc_dec): Use it, along with for_each_inc_dec.
23840         (canon_address): Pass mem modes to cselib_lookup.
23841         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
23842         (cselib_lookup_from_insn): Likewise.
23843         (cselib_subst_to_values): Likewise.
23844         * cselib.c (find_slot_memmode): New var.
23845         (cselib_find_slot): New fn.  Use it instead of
23846         htab_find_slot_with_hash everywhere.
23847         (entry_and_rtx_equal_p): Use find_slot_memmode.
23848         (autoinc_split): New fn.
23849         (rtx_equal_for_cselib_p): Rename and implement in terms of...
23850         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
23851         Deal with autoinc.  Special-case recursion into MEMs.
23852         (cselib_hash_rtx): Likewise.
23853         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
23854         address and MEM modes.
23855         (cselib_subst_to_values): Add memmode, pass it on.
23856         Deal with autoinc.
23857         (cselib_lookup): Add memmode argument, pass it on.
23858         (cselib_lookup_from_insn): Add memmode.
23859         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
23860         (struct cselib_record_autoinc_data): New.
23861         (cselib_record_autoinc_cb): New fn.
23862         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
23863         mode to cselib_lookup.  Reset autoinced REGs here instead of...
23864         (cselib_process_insn): ... here.
23865         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
23866         to cselib_lookup.
23867         (add_uses): Likewise, also to cselib_subst_to_values.
23868         (add_stores): Likewise.
23869         * sched-deps.c (add_insn_mem_dependence): Pass mode to
23870         cselib_subst_to_values.
23871         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
23872         * gcse.c (do_local_cprop): Adjusted.
23873         * postreload.c (reload_cse_simplify_set): Adjusted.
23874         (reload_cse_simplify_operands): Adjusted.
23875         * sel-sched-dump (debug_mem_addr_value): Pass mode.
23876
23877 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
23878
23879         PR tree-optimization/45122
23880         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
23881         unsafe assumptions when there's more than one loop exit.
23882
23883 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
23884
23885         PR target/47272
23886         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
23887         Document using vector double with the load/store builtins, and
23888         that the load/store builtins always use Altivec instructions.
23889
23890         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
23891         to use altivec memory instructions, even on VSX.
23892         (vector_altivec_store_<mode>): Ditto.
23893
23894         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
23895         function.
23896
23897         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23898         V2DF, V2DI support to load/store overloaded builtins.
23899
23900         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
23901         altivec load/store builtins for V2DF/V2DI types.
23902
23903         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
23904         set avoid indexed addresses on power6 if -maltivec.
23905         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
23906         vector_altivec_load/vector_altivec_store builtins.
23907         (altivec_expand_st_builtin): Ditto.
23908         (altivec_expand_builtin): Add VSX memory builtins.
23909         (rs6000_init_builtins): Add V2DI types to internal types.
23910         (altivec_init_builtins): Add support for V2DF/V2DI altivec
23911         load/store builtins.
23912         (rs6000_address_for_altivec): Insure memory address is appropriate
23913         for Altivec.
23914
23915         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
23916         vec_vsx_ld and vec_vsx_st.
23917         (vsx_store_<mode>): Ditto.
23918
23919         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
23920         variables to hold long long types for VSX vector memory builtins.
23921         (RS6000_BTI_unsigned_long_long): Ditto.
23922         (long_long_integer_type_internal_node): Ditti.
23923         (long_long_unsigned_type_internal_node): Ditti.
23924
23925         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
23926         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
23927         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
23928
23929         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
23930         short cuts.
23931         (vec_vsx_st): Ditto.
23932
23933 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
23934
23935         * config/pa/pa-hpux10.opt: New.
23936         * config/hpux11.opt (pthread): New Driver option.
23937         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
23938         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
23939
23940 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
23941
23942         * config/ia64/vms.opt: New.
23943         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
23944
23945 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
23946
23947         PR target/47580
23948         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
23949         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
23950         generator functions.
23951         (vsx_floatuns<VSi><mode>2): Ditto.
23952         (vsx_fix_trunc<mode><VSi>2): Ditto.
23953         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
23954
23955 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
23956
23957         * config/i386/djgpp.opt (posix): New Driver option.
23958
23959 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
23960
23961         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
23962         Move to the unsupported targets list.
23963
23964 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
23965
23966         PR rtl-optimization/47525
23967         * df-scan.c: Update copyright years.
23968         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
23969         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
23970
23971 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
23972
23973         * config/i386/sysv4.h (TARGET_VERSION): Remove.
23974         (SUBTARGET_RETURN_IN_MEMORY): Remove.
23975         (ASM_OUTPUT_ASCII): Remove.
23976         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
23977
23978 2011-02-02  Jeff Law  <law@redhat.com>
23979
23980         PR middle-end/47543
23981         * reload.c (find_reloads_address): Handle reg+d address where both
23982         components are invalid by reloading the entire address.
23983
23984 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
23985             Richard Guenther  <rguenther@suse.de>
23986
23987         PR tree-optimization/40979
23988         PR bootstrap/47044
23989         * passes.c (init_optimization_passes): After LIM call copy_prop
23990         and DCE to clean up.
23991         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
23992
23993 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
23994
23995         PR tree-optimization/47576
23996         PR tree-optimization/47555
23997         * doc/invoke.texi (scev-max-expr-complexity): Documented.
23998         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
23999         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
24000         * tree-scalar-evolution.c (follow_ssa_edge): Use
24001         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
24002
24003 2011-02-02  Richard Guenther  <rguenther@suse.de>
24004
24005         PR tree-optimization/47566
24006         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
24007
24008 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
24009
24010         PR debug/47106
24011         PR debug/47402
24012         * tree-inline.c (declare_return_variable): Remove unused caller
24013         variable.
24014
24015         PR debug/47106
24016         PR debug/47402
24017         * tree-flow-inline.h (clear_is_used, is_used_p): New.
24018         * cfgexpand.c (account_used_vars_for_block): Use them.
24019         * tree-nrv.c (tree_nrv): Likewise.
24020         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
24021         (dump_scope_block): Likewise.
24022         (remove_unused_locals): Likewise.
24023
24024         PR debug/47106
24025         PR debug/47402
24026         * tree-inline.c (declare_return_variable): Add result decl to
24027         local decls only once.
24028         * gimple-low.c (record_vars_into): Mark newly-created variables
24029         as referenced.
24030
24031 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
24032
24033         PR debug/47498
24034         PR debug/47501
24035         PR debug/45136
24036         PR debug/45130
24037         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
24038         debug insns.
24039         (no_real_insns_p, schedule_block, set_priorities): Drop special
24040         treatment of boundary debug insns.
24041         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
24042         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
24043         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
24044         (BOUNDARY_DEBUG_INSN_P): Likewise.
24045         (SCHEDULE_DEBUG_INSN_P): Likewise.
24046         * sched-rgn.c (init_ready_list): Drop special treatment of
24047         boundary debug insns.
24048         * final.c (rest_of_clean_state): Clear notes' BB.
24049
24050 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
24051
24052         * config/openbsd.opt (assert=): New Driver option.
24053
24054 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
24055
24056         * config/i386/nto.opt: New.
24057         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
24058
24059 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
24060
24061         * config/i386/netware.opt: New.
24062         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
24063
24064 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
24065
24066         * config/interix.opt (posix): New Driver option.
24067
24068 2011-02-01  DJ Delorie  <dj@redhat.com>
24069
24070         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
24071
24072         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
24073         class for A0/A1.
24074
24075 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
24076
24077         PR tree-optimization/47561
24078         * toplev.c (process_options): Print the Graphite flags.  Add
24079         flag_loop_flatten to the list of options requiring Graphite.
24080
24081 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
24082
24083         * config/i386/cygming.opt (posix): New Driver option.
24084
24085 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
24086
24087         * config/arm/vxworks.opt: New.
24088         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
24089
24090 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
24091
24092         * config/alpha/elf.opt: New.
24093         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
24094         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
24095
24096 2011-02-01  Richard Guenther  <rguenther@suse.de>
24097
24098         PR tree-optimization/47559
24099         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
24100         store-motion on references that can throw.
24101
24102 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
24103
24104         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
24105         * tree-pass.h (TDF_CSELIB): New macro.
24106         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
24107         cselib_lookup): Check for it rather than for TDF_DETAILS.
24108
24109 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
24110
24111         PR driver/47547
24112         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
24113         is HOST_BIT_BUCKET.
24114
24115         * opts.c (finish_options): Don't add x_aux_base_name if it is
24116         HOST_BIT_BUCKET.
24117
24118 2011-02-01  Richard Guenther  <rguenther@suse.de>
24119
24120         PR tree-optimization/47555
24121         Revert
24122         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
24123
24124         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
24125
24126 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
24127
24128         PR gcc/46692
24129         * config/lm32/t-lm32: Add multilib for all CPU options.
24130
24131 2011-02-01  Richard Guenther  <rguenther@suse.de>
24132
24133         PR tree-optimization/47541
24134         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
24135         sure to have a field at offset zero.
24136
24137 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
24138
24139         * config/arc/arc.opt (EB, EL): New Driver options.
24140
24141 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
24142
24143         * config/alpha/osf5.opt: New.
24144         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
24145
24146 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
24147
24148         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
24149
24150 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
24151
24152         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
24153         -floop-interchange.
24154         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
24155         is an alias of -floop-interchange and that it requires the
24156         Graphite infrastructure.
24157         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
24158         flag_loop_interchange based on the value of flag_tree_loop_linear.
24159
24160 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
24161             Richard Guenther  <rguenther@suse.de>
24162
24163         PR tree-optimization/47538
24164         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
24165         type instead of r1type, except for comparisons.  For right
24166         shifts and comparisons punt if there are mismatches in
24167         sizetype vs. non-sizetype types.
24168
24169 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
24170
24171         * doc/sourcebuild.texi (Effective-Target Keywords): Document
24172         avx_runtime.
24173
24174 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
24175
24176         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
24177         version number.
24178         * configure: Regenerate.
24179
24180 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
24181
24182         * configure.ac (gcc_cv_ld_static_option): Define.
24183         (gcc_cv_ld_dynamic_option): Define.
24184         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
24185         instead.
24186         (HAVE_LD_STATIC_DYNAMIC): Update message.
24187         (LD_STATIC_OPTION): Define.
24188         (LD_DYNAMIC_OPTION): Define.
24189         * configure: Regenerate.
24190         * config.in: Regenerate.
24191         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
24192         HAVE_LD_STATIC_DYNAMIC]: Use them.
24193
24194 2011-01-31  Nick Clifton  <nickc@redhat.com>
24195
24196         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
24197         registers inside interrupt handlers if the handler is not a leaf
24198         function.
24199
24200 2011-01-31  Nick Clifton  <nickc@redhat.com>
24201
24202         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
24203         reg_renumber returning an INVALID_REGNUM.
24204
24205 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
24206
24207         PR libgcj/44341
24208         * doc/install.texi: Document host options discarded when cross
24209         configuring target libraries.
24210
24211 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
24212
24213         Reverted:
24214         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
24215         PR debug/45136
24216         PR debug/45130
24217         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
24218         debug insns.
24219         (no_real_insns_p, schedule_block, set_priorities): Drop special
24220         treatment of boundary debug insns.
24221         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
24222         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
24223         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
24224         (BOUNDARY_DEBUG_INSN_P): Likewise.
24225         (SCHEDULE_DEBUG_INSN_P): Likewise.
24226         * sched-rgn.c (init_ready_list): Drop special treatment of
24227         boundary debug insns.
24228         * final.c (rest_of_clean-state): Clear notes' BB.
24229
24230 2011-01-31  Alan Modra  <amodra@gmail.com>
24231
24232         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
24233         toc relative expressions as we do in print_operand_address.
24234
24235 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
24236
24237         * doc/extend.texi: Follow spelling conventions.
24238         * doc/invoke.texi: Fix a typo.
24239
24240 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
24241
24242         * config/hpux11.opt: New.
24243         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
24244         ia64*-*-hpux*): Use hpux11.opt.
24245
24246 2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
24247
24248         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
24249         to tmake_file.
24250
24251 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
24252
24253         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
24254         support sites.
24255
24256 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
24257
24258         * doc/install.texi (Binaries): Remove outdated reference for
24259         Motorola 68HC11/68HC12 downloads.
24260
24261 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
24262
24263         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
24264         Drepper's paper.
24265
24266 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
24267
24268         PR bootstrap/47147
24269         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
24270         used by NetBSD.
24271
24272 2011-01-28  Ahmad Sharif  <asharif@google.com>
24273
24274         * value-prof.c (check_counter): Corrected error message.
24275
24276 2011-01-29  Jie Zhang  <jie@codesourcery.com>
24277
24278         * config/arm/arm.c (arm_legitimize_reload_address): New.
24279         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
24280         arm_legitimize_reload_address.
24281         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
24282
24283 2011-01-28  Ian Lance Taylor  <iant@google.com>
24284
24285         * godump.c (go_define): Ignore macros whose definitions include
24286         two adjacent operands.
24287
24288 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
24289
24290         PR target/42894
24291         * varasm.c (force_const_mem): Store copy of x in desc->constant
24292         instead of x itself.
24293         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
24294         itself into REG_EQUAL note.
24295
24296 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
24297
24298         * config/freebsd.opt (posix, rdynamic): New Driver options.
24299
24300 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
24301
24302         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
24303         -Bstatic/-Bdynamic.
24304         * configure: Regenerate.
24305
24306 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
24307
24308         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
24309         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
24310
24311 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
24312
24313         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
24314         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
24315         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
24316         (s390_preferred_reload_class): Make static. Change return and
24317         'rclass' argument type to reg_class_t.
24318
24319 2011-01-27  Jan Hubicka  <jh@suse.cz>
24320
24321         PR middle-end/46949
24322         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
24323         (process_function_and_variable_attributes): Check defined weakrefs.
24324
24325 2011-01-27  Martin Jambor  <mjambor@suse.cz>
24326
24327         PR tree-optimization/47228
24328         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
24329         build_ref_for_offset.
24330
24331 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
24332
24333         * config/spu/spu-elf.h (ASM_SPEC): Remove.
24334
24335 2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
24336
24337         PR rtl-optimization/46856
24338         * postreload.c (reload_combine_recognize_const_pattern): Do not
24339         separate cc0 setter and user on cc0 targets.
24340
24341 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
24342
24343         PR c/43082
24344         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
24345         passed a VOID_TYPE expression, immediately emit an error and
24346         return error_mark_node.
24347
24348 2011-01-26  Jeff Law  <law@redhat.com>
24349
24350         PR rtl-optimization/47464
24351         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
24352         rather than may_trap_p as needed.
24353
24354 2011-01-26  DJ Delorie  <dj@redhat.com>
24355
24356         PR rtl-optimization/46878
24357         * combine.c (insn_a_feeds_b): Check for the implicit cc0
24358         setter/user dependency as well.
24359
24360 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
24361
24362         PR rtl-optimization/44469
24363         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
24364         after removing trivially dead basic blocks.
24365
24366 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
24367
24368         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
24369         * config/frv/frv.h (LINK_SPEC): Likewise.
24370         * config/i386/netware.h (LINK_SPEC): Likewise.
24371         * config/m68k/linux.h (ASM_SPEC): Likewise.
24372         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
24373         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
24374         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
24375         * config/sparc/linux.h (ASM_SPEC): Likewise.
24376         * config/sparc/linux64.h (ASM_SPEC): Likewise.
24377         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
24378
24379 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
24380
24381         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
24382         * config/frv/frv.h (ASM_SPEC): Likewise.
24383         * config/m68k/linux.h (ASM_SPEC): Likewise.
24384         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
24385         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
24386         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
24387         * config/sparc/linux.h (ASM_SPEC): Likewise.
24388         * config/sparc/linux64.h (ASM_SPEC): Likewise.
24389         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
24390
24391 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
24392
24393         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
24394         * config/frv/frv.h (LINK_SPEC): Likewise.
24395         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
24396
24397 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
24398
24399         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
24400         * config/frv/frv.h (ASM_SPEC): Likewise.
24401         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
24402         * config/m68k/linux.h (ASM_SPEC): Likewise.
24403         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
24404         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
24405         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
24406         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
24407         * config/sparc/linux.h (ASM_SPEC): Likewise.
24408         * config/sparc/linux64.h (ASM_SPEC): Likewise.
24409         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
24410         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
24411
24412 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
24413
24414         PR target/46997
24415         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
24416         (*mux2): Ditto.
24417         (vec_extract_evenodd_help): Ditto.
24418         (vec_extract_evenv4hi): Ditto.
24419         (vec_extract_oddv4hi): Ditto.
24420         (vec_interleave_lowv2si): Ditto.
24421         (vec_interleave_highv2si): Ditto.
24422         (vec_extract_evenv2si): Ditto.
24423         (vec_extract_oddv2si: Ditto.
24424         (vec_pack_trunc_v2si): Ditto.
24425
24426 2011-01-22  Jan Hubicka  <jh@suse.cz>
24427
24428         PR target/47237
24429         * cgraph.h (cgraph_local_info): New field can_change_signature.
24430         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
24431         signature can change.
24432         (ipcp_estimate_growth): Call sequence simplify only if calle signature
24433         can change.
24434         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
24435         (cgraph_function_versioning): We can not change signature of functions
24436         that don't allow that.
24437         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
24438         (lto_input_node): Likewise.
24439         * ipa-inline.c (compute_inline_parameters): Compute
24440         local.can_change_signature.
24441         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
24442         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
24443         functions that can not change signature.
24444         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
24445         init_cumulative_args): Do not use local calling conventions
24446         for functions that can not change signature.
24447
24448 2011-01-22  Jan Hubicka  <jh@suse.cz>
24449
24450         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
24451
24452 2011-01-26  Richard Guenther  <rguenther@suse.de>
24453
24454         PR tree-optimization/47190
24455         * cgraphunit.c (process_common_attributes): New function.
24456         (process_function_and_variable_attributes): Use it.
24457
24458 2011-01-26  Richard Guenther  <rguenther@suse.de>
24459
24460         PR lto/47423
24461         * cgraphbuild.c (record_eh_tables): Record reference to personality
24462         function.
24463
24464 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
24465
24466         PR debug/45454
24467         * sel-sched.c (moveup_expr): Don't let debug insns prevent
24468         non-debug insns from moving up.
24469
24470 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
24471
24472         PR target/40125
24473         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
24474         t-dlldir{,-x} fragment for build and add it to tmake_file.
24475         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24476         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
24477         * config/i386/t-dlldir: New file.
24478         (SHLIB_DLLDIR): Define.
24479         * config/i386/t-dlldir-x: New file.
24480         (SHLIB_DLLDIR): Define.
24481         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
24482         (SHLIB_INSTALL): Use it.
24483
24484 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
24485
24486         PR target/47246
24487         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
24488         lower bound of the allowed Thumb-2 coprocessor load/store
24489         index range to -256. Add explaining comment.
24490
24491 2011-01-25  Ian Lance Taylor  <iant@google.com>
24492
24493         * godump.c (go_define): Improve lexing of macro expansion to only
24494         accept expressions which match Go spec.
24495
24496 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
24497
24498         PR c++/43601
24499         * tree.c (handle_dll_attribute): Handle it.
24500         * doc/extend.texi (@item dllexport): Mention it.
24501         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
24502
24503 2011-01-25  Ian Lance Taylor  <iant@google.com>
24504
24505         PR tree-optimization/26854
24506         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
24507         (decl_jump_unsafe): Move higher in file, with no other change.
24508         (bind): Set has_jump_unsafe_decl if appropriate.
24509         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
24510         (check_earlier_gotos): Likewise.
24511         (c_check_switch_jump_warnings): Likewise.
24512
24513 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
24514
24515         * doc/invoke.texi (Warning Options): Add missing hyphen.
24516         (-fprofile-dir): Minor grammatical fixes.
24517         (-fbranch-probabilities): Likewise.
24518
24519 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
24520
24521         PR debug/45136
24522         PR debug/45130
24523         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
24524         debug insns.
24525         (no_real_insns_p, schedule_block, set_priorities): Drop special
24526         treatment of boundary debug insns.
24527         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
24528         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
24529         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
24530         (BOUNDARY_DEBUG_INSN_P): Likewise.
24531         (SCHEDULE_DEBUG_INSN_P): Likewise.
24532         * sched-rgn.c (init_ready_list): Drop special treatment of
24533         boundary debug insns.
24534         * final.c (rest_of_clean-state): Clear notes' BB.
24535
24536 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
24537
24538         * Makefile.in (LAMBDA_H): Removed.
24539         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
24540         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
24541         lambda-trans.o, and tree-loop-linear.o.
24542         (lto-symtab.o): Remove dependence on LAMBDA_H.
24543         (tree-loop-linear.o): Remove rule.
24544         (lambda-mat.o): Same.
24545         (lambda-trans.o): Same.
24546         (lambda-code.o): Same.
24547         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
24548         (tree-vect-slp.o): Same.
24549         * hwint.h (gcd): Moved here.
24550         (least_common_multiple): Same.
24551         * lambda-code.c: Removed.
24552         * lambda-mat.c: Removed.
24553         * lambda-trans.c: Removed.
24554         * lambda.h: Removed.
24555         * tree-loop-linear.c: Removed.
24556         * lto-symtab.c: Do not include lambda.h.
24557         * omega.c (gcd): Removed.
24558         * passes.c (init_optimization_passes): Remove pass_linear_transform.
24559         * tree-data-ref.c (print_lambda_vector): Moved here.
24560         (lambda_vector_copy): Same.
24561         (lambda_matrix_copy): Same.
24562         (lambda_matrix_id): Same.
24563         (lambda_vector_first_nz): Same.
24564         (lambda_matrix_row_add): Same.
24565         (lambda_matrix_row_exchange): Same.
24566         (lambda_vector_mult_const): Same.
24567         (lambda_vector_negate): Same.
24568         (lambda_matrix_row_negate): Same.
24569         (lambda_vector_equal): Same.
24570         (lambda_matrix_right_hermite): Same.
24571         * tree-data-ref.h: Do not include lambda.h.
24572         (lambda_vector): Moved here.
24573         (lambda_matrix): Same.
24574         (dependence_level): Same.
24575         (lambda_transform_legal_p): Removed declaration.
24576         (lambda_collect_parameters): Same.
24577         (lambda_compute_access_matrices): Same.
24578         (lambda_vector_gcd): Same.
24579         (lambda_vector_new): Same.
24580         (lambda_vector_clear): Same.
24581         (lambda_vector_lexico_pos): Same.
24582         (lambda_vector_zerop): Same.
24583         (lambda_matrix_new): Same.
24584         * tree-flow.h (least_common_multiple): Removed declaration.
24585         * tree-parloops.c (lambda_trans_matrix): Moved here.
24586         (LTM_MATRIX): Same.
24587         (LTM_ROWSIZE): Same.
24588         (LTM_COLSIZE): Same.
24589         (LTM_DENOMINATOR): Same.
24590         (lambda_trans_matrix_new): Same.
24591         (lambda_matrix_vector_mult): Same.
24592         (lambda_transform_legal_p): Same.
24593         * tree-pass.h (pass_linear_transform): Removed declaration.
24594         * tree-ssa-loop.c (tree_linear_transform): Removed.
24595         (gate_tree_linear_transform): Removed.
24596         (pass_linear_transform): Removed.
24597         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
24598         flag_loop_interchange.
24599
24600 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
24601
24602         PR tree-optimization/47265
24603         PR tree-optimization/47443
24604         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
24605         if name still has some uses.
24606
24607 2011-01-25  Martin Jambor  <mjambor@suse.cz>
24608
24609         PR tree-optimization/47382
24610         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
24611         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
24612
24613 2011-01-25  Joel Sherrill  <joel.sherrill@oarcorp.com>
24614
24615         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
24616         sjlj_except_unwind_info.
24617
24618 2011-01-25  Richard Guenther  <rguenther@suse.de>
24619
24620         PR tree-optimization/47426
24621         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
24622         visible functions results escape.
24623
24624 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
24625
24626         PR target/45701
24627         * config/arm/arm.c (any_sibcall_uses_r3): New function.
24628         (arm_get_frame_offsets): Use it.
24629
24630 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
24631             Jakub Jelinek  <jakub@redhat.com>
24632
24633         PR tree-optimization/47271
24634         * tree-if-conv.c (bb_postdominates_preds): New.
24635         (if_convertible_bb_p): Call bb_postdominates_preds.
24636         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
24637         (predicate_scalar_phi): Call bb_postdominates_preds.
24638
24639 2011-01-25  Nick Clifton  <nickc@redhat.com>
24640
24641         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
24642         * config/rx/rx.c (rx_function_value): Likewise.
24643         (rx_promote_function_mode): Likewise.
24644         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
24645         in order to make it legitimate.
24646         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
24647         make sure that the first operand is the same as the result register.
24648         (addsi3_unspec): Delete.
24649         (subdi3): Do not accept immediate operands.
24650         (subdi3_internal): Likewise.
24651
24652 2011-01-25  Jeff Law  <law@redhat.com>
24653
24654         PR rtl-optimization/37273
24655         * ira-costs.c (scan_one_insn): Detect constants living in memory and
24656         handle them like argument loads from stack slots.  Do not double
24657         count memory for memory constants and argument loads from stack slots.
24658
24659 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
24660
24661         PR tree-optimization/47427
24662         PR tree-optimization/47428
24663         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
24664         coalesce if the new root var would be TREE_READONLY.
24665
24666 2011-01-25  Richard Guenther  <rguenther@suse.de>
24667
24668         PR middle-end/47414
24669         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
24670         correct type for TBAA.
24671
24672 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
24673
24674         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
24675         (close_phi_written_to_memory): Call for_each_index with
24676         dr_indices_valid_in_loop.
24677
24678 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
24679
24680         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
24681         when it is initialized.
24682
24683 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
24684
24685         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
24686         call to graphite_find_data_references_in_stmt.
24687         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
24688         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
24689         call to graphite_find_data_references_in_stmt.
24690         (analyze_drs_in_stmts): Same.
24691         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
24692         in which the scalar analysis of indices is performed.
24693         (create_data_ref): Same.  Update call to dr_analyze_indices.
24694         (find_data_references_in_stmt): Update call to create_data_ref.
24695         (graphite_find_data_references_in_stmt): Same.
24696         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
24697         declaration.
24698         (create_data_ref): Same.
24699         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
24700         call to create_data_ref.
24701
24702 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
24703
24704         * graphite-sese-to-poly.c (build_poly_scop): Move
24705         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
24706
24707 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
24708
24709         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
24710         VAR_DECL, PARM_DECL, and RESULT_DECL.
24711
24712 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
24713
24714         * graphite-dependences.c (reduction_dr_1): Allow several reductions
24715         in a reduction PBB.
24716         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
24717         that have already been marked as PBB_IS_REDUCTION.
24718
24719 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
24720
24721         * graphite-scop-detection.c (same_close_phi_node): New.
24722         (remove_duplicate_close_phi): New.
24723         (make_close_phi_nodes_unique): New.
24724         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
24725
24726 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
24727
24728         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
24729         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
24730         of both data references to be the same.
24731
24732 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
24733
24734         * graphite-dependences.c (build_lexicographical_constraint): Remove
24735         the gdim parameter.
24736         (build_lexicographical_constraint): Adjust call to
24737         ppl_powerset_is_empty.
24738         (dependence_polyhedron): Same.
24739         (graphite_legal_transform_dr): Same.
24740         (graphite_carried_dependence_level_k): Same.
24741         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
24742         parameter.
24743         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
24744
24745 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
24746
24747         * graphite-sese-to-poly.c
24748         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
24749         (close_phi_written_to_memory): New.
24750         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
24751         and unshare_expr.
24752
24753 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
24754
24755         * doc/install.texi: Update the expected version number of PPL to 0.11.
24756         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
24757         #if PPL_VERSION_MINOR < 11.
24758
24759 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
24760
24761         * graphite-dependences.c: Include graphite-cloog-util.h.
24762         (new_poly_ddr): Inlined into dependence_polyhedron.
24763         (free_poly_ddr): Moved close by new_poly_ddr.
24764         (dependence_polyhedron_1): Renamed dependence_polyhedron.
24765         Early return NULL when ppl_powerset_is_empty returns true.
24766         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
24767         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
24768         (graphite_legal_transform_dr): Call new_poly_ddr.
24769         (graphite_carried_dependence_level_k): Same.
24770         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
24771         (dot_transformed_deps_stmt_1): Removed.
24772         (dot_deps_stmt_1): Call dot_deps_stmt_2.
24773         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
24774         (dot_deps_1): Call dot_deps_2.
24775         * Makefile.in (graphite-dependences.o): Add missing dependence on
24776         graphite-cloog-util.h.
24777
24778 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
24779
24780         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
24781         (build_lexicographical_constraint): Same.
24782         (dependence_polyhedron_1): Same.
24783         (graphite_legal_transform_dr): Same.
24784         (graphite_carried_dependence_level_k): Same.
24785         * graphite-ppl.c (ppl_powerset_is_empty): New.
24786         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
24787         * tree-data-ref.c (dump_data_reference): Print the basic block index.
24788
24789 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
24790
24791         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
24792         the "a followed by b" relation and document it.
24793
24794 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
24795
24796         * graphite-dependences.c (build_lexicographical_constraint): Stop the
24797         iteration when the bag of constraints is empty.
24798
24799 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
24800
24801         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
24802
24803 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
24804
24805         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
24806         nest and two loop depths as parameters.
24807         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
24808         lst_perfect_nestify.
24809
24810 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
24811
24812         * graphite-dependences.c (print_pddr): Call
24813         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
24814
24815 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
24816
24817         * graphite-ppl.c (debug_gmp_value): New.
24818         * graphite-ppl.h (debug_gmp_value): Declared.
24819
24820 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
24821
24822         * doc/install.texi: Document availability of cloog-0.16.
24823
24824 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
24825
24826         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
24827         invalid postdominance info.
24828
24829 2011-01-24  Jan Hubicka  <jh@suse.cz>
24830
24831         PR c/21659
24832         * doc/extend.texi (weak pragma): Drop claim that it must
24833         appear before definition.
24834         * varasm.c (merge_weak, declare_weak): Only sanity check
24835         that DECL is not output at a time it is declared weak.
24836
24837 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
24838
24839         * machmode.def: Fixed comments.
24840
24841 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
24842
24843         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
24844
24845 2011-01-24  Paul Koning  <ni1d@arrl.net>
24846
24847         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
24848         WORDS_BIG_ENDIAN.
24849
24850 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
24851
24852         PR target/46519
24853         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
24854         (block_info): Add scanned and prev.
24855         (move_or_delete_vzeroupper_2): Return if the basic block
24856         has been scanned and the upper 128bit state is unchanged
24857         from the last scan.
24858         (move_or_delete_vzeroupper_1): Return true if the exit
24859         state is changed.
24860         (move_or_delete_vzeroupper): Visit basic blocks using the
24861         work-list based algorithm based on vt_find_locations in
24862         var-tracking.c.
24863
24864         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
24865
24866 2011-01-24  Nick Clifton  <nickc@redhat.com>
24867
24868         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
24869         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
24870         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
24871         then define __v850e1__.
24872         * doc/invoke.texi: Document -mv850es.
24873
24874 2011-01-24  Richard Henderson  <rth@redhat.com>
24875
24876         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
24877         compound unordered comparisons.
24878         * config/rx/rx.c (rx_split_fp_compare): Remove.
24879         * config/rx/rx-protos.h: Update.
24880         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
24881         (cbranchsf4): Don't call rx_split_fp_compare.
24882         (*cbranchsf4): Use rx_split_cbranch.
24883         (*cmpsf): Don't accept "i" constraint.
24884         (*conditional_branch): Only valid after reload.
24885         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
24886
24887 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
24888
24889         PR target/47385
24890         * config/rs6000/altivec.md (vector constant splitters): Add
24891         support for creating vector single precision constants if -mvsx is
24892         used and we would create the constant using Altivec primitives.
24893
24894 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
24895             Richard Sandiford  <rdsandiford@googlemail.com>
24896
24897         PR rtl-optimization/47166
24898         * reload1.c (emit_reload_insns): Disable the spill_reg_store
24899         mechanism for PRE_MODIFY and POST_MODIFY.
24900         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
24901         reloadreg.
24902
24903 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
24904
24905         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
24906
24907 2011-01-22  Jan Hubicka  <jh@suse.cz>
24908
24909         PR lto/47333
24910         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
24911
24912 2011-01-22  Jan Hubicka  <jh@suse.cz>
24913
24914         PR tree-optimization/43884
24915         PR lto/44334
24916         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
24917         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
24918
24919 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
24920
24921         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
24922         * config/s390/s390.c (s390_register_move_cost,
24923         s390_memory_move_cost): New.
24924         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
24925
24926 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
24927
24928         PR middle-end/47401
24929         * except.c (sjlj_assign_call_site_values): Move setting the
24930         crtl->uses_eh_lsda flag to ...
24931         (sjlj_mark_call_sites): ... here.
24932         (sjlj_emit_function_enter): Support NULL dispatch label.
24933         (sjlj_build_landing_pads): In a function with no landing pads
24934         that still has must-not-throw regions, generate code to register
24935         a personality function with empty LSDA.
24936
24937 2011-01-21  Richard Henderson  <rth@redhat.com>
24938
24939         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
24940
24941         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
24942
24943         * compare-elim.c: New file.
24944         * Makefile.in (OBJS-common): Add it.
24945         (compare-elim.o): New.
24946         * common.opt (fcompare-elim): New.
24947         * opts.c (default_options_table): Add OPT_fcompare_elim.
24948         * tree-pass.h (pass_compare_elim_after_reload): New.
24949         * passes.c (init_optimization_passes): Add it.
24950         * recog.h: Protect against re-inclusion.
24951         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
24952         * doc/invoke.texi (-fcompare-elim): Document it.
24953         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
24954         * doc/tm.texi: Rebuild.
24955
24956 2011-01-22  Nick Clifton  <nickc@redhat.com>
24957
24958         * config/rx/rx.md (cstoresf4): Pass comparison operator to
24959         rx_split_fp_compare.
24960
24961 2011-01-22  Nick Clifton  <nickc@redhat.com>
24962
24963         * config/rx/rx.md (UNSPEC_CONST): New.
24964         (deallocate_and_return): Wrap the amount popped off the stack in
24965         an UNSPEC_CONST in order to stop it being rejected by
24966         -mmax-constant-size.
24967         (pop_and_return): Add a "(return)" rtx.
24968         (call): Drop the immediate operand.
24969         (call_internal): Likewise.
24970         (call_value): Likewise.
24971         (call_value_internal): Likewise.
24972         (sibcall_internal): Likewise.
24973         (sibcall_value_internal): Likewise.
24974         (sibcall): Likewise.  Generate an explicit call using
24975         sibcall_internal.
24976         (sibcall_value): Likewise.
24977         (mov<>): FAIL if a constant operand is not legitimate.
24978         (addsi3_unpsec): New pattern.
24979
24980         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
24981         (ok_for_max_constant): New function.
24982         (gen_safe_add): New function.
24983         (rx_expand_prologue): Use gen_safe_add.
24984         (rx_expand_epilogue): Likewise.
24985         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
24986         UNSPEC CONSTs.
24987
24988 2011-01-21  Jeff Law  <law@redhat.com>
24989
24990         PR tree-optimization/47053
24991         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
24992         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
24993         statements are deleted.
24994         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
24995         is nonempty, then purge dead edges and cleanup the CFG.
24996
24997 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
24998
24999         PR debug/47402
25000         Temporarily revert:
25001         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
25002         PR debug/47106
25003         * tree-dfa.c (create_var_ann): Mark variable as used.
25004
25005 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
25006
25007         PR middle-end/45566
25008         * except.c (convert_to_eh_region_ranges): Emit queued no-region
25009         notes from other section in hot/cold partitioning even if
25010         last_action is -3.  Increment call_site_base.
25011
25012         PR rtl-optimization/47366
25013         * fwprop.c (forward_propagate_into): Return bool.  If
25014         any changes are made, -fnon-call-exceptions is used and
25015         REG_EH_REGION note is present, call purge_dead_edges
25016         and return true if it purged anything.
25017         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
25018         any EH edges were purged.
25019
25020 2011-01-21  Jeff Law  <law@redhat.com>
25021
25022         PR rtl-optimization/41619
25023         * caller-save.c (setup_save_areas): Break out code to determine
25024         which hard regs are live across calls by examining the reload chains
25025         so that it is always used.
25026         Eliminate code which checked REG_N_CALLS_CROSSED.
25027
25028 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
25029
25030         PR tree-optimization/47355
25031         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
25032         NOP has non-debug uses beyond PHIs in new_bb.
25033
25034 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
25035
25036         PR debug/47106
25037         * cfgexpand.c (account_used_vars_for_block): Only account vars
25038         that are annotated as used.
25039         (estimated_stack_frame_size): Don't set TREE_USED.
25040         * tree-dfa.c (create_var_ann): Mark variable as used.
25041
25042 2011-01-21  Richard Guenther  <rguenther@suse.de>
25043
25044         PR middle-end/47395
25045         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
25046
25047 2011-01-21  Richard Guenther  <rguenther@suse.de>
25048
25049         PR tree-optimization/47365
25050         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
25051         (vn_reference_lookup_pieces): Adjust.
25052         (vn_reference_lookup): Likewise.
25053         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
25054         (vn_reference_lookup_3): Only look through kills if in
25055         VN_WALKREWRITE mode.
25056         (vn_reference_lookup_pieces): Adjust.
25057         (vn_reference_lookup): Likewise.
25058         (visit_reference_op_load): Likewise.
25059         (visit_reference_op_store): Likewise.
25060         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
25061         (compute_avail): Likewise.
25062         (eliminate): Likewise.
25063
25064 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
25065
25066         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
25067         DECL_IGNORED_P non-reg vars if they are used.
25068
25069         PR tree-optimization/47391
25070         * varpool.c (const_value_known_p): Return false if
25071         decl is volatile.
25072
25073 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
25074
25075         PR bootstrap/47215
25076         * config/i386/i386.c (ix86_local_alignment): Handle
25077         case for va_list_type_node is nil.
25078         (ix86_canonical_va_list_type): Likewise.
25079
25080 2011-01-21  Alan Modra  <amodra@gmail.com>
25081
25082         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
25083         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
25084
25085 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
25086
25087         * config/arm/arm.md (define_attr type): Rename f_load
25088         and f_store to f_fpa_load and f_fpa_store. Update.
25089         (write_conflict): Deal with rename fallout.
25090         (*push_fp_multi): Likewise.
25091         * config/arm/fpa.md (f_load): Use f_fpa_load.
25092         (f_store): Use f_fpa_store.
25093         (*movsf_fpa): Likewise.
25094         (*movdf_fpa): Likewise.
25095         (*movxf_fpa): Likewise.
25096         (*thumb2_movsf_fpa): Likewise.
25097         (*thumb2_movdf_fpa): Likewise.
25098         (*thumb2_movxf_fpa): Likewise.
25099         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
25100         f_loadd and f_stored.
25101         (*thumb2_movdi_vfp): Likewise.
25102         (*thumb2_movsf_vfp): Fix attribute to f_loads.
25103         (*thumb2_movsi_vfp): Likewise.
25104         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
25105         Use f_loads instead of f_load.
25106         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
25107
25108 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
25109
25110         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
25111         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
25112         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
25113         (xtensa_mode_dependent_address_p): New function.
25114         (constantpool_address_p): Make static. Change return type to bool.
25115         Change argument type to const_rtx. Use CONST_INT_P predicate.
25116
25117 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
25118
25119         PR debug/46583
25120         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
25121
25122 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
25123
25124         PR debug/47283
25125         * cfgexpand.c (expand_debug_expr): Instead of generating
25126         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
25127         etc. handling.
25128
25129 2011-01-20  Richard Guenther  <rguenther@suse.de>
25130
25131         PR middle-end/47370
25132         * tree-inline.c (remap_gimple_op_r): Recurse manually for
25133         the pointer operand of MEM_REFs.
25134
25135 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
25136
25137         PR tree-optimization/46130
25138         * ipa-split.c (consider_split): If return_bb contains non-virtual
25139         PHIs other than for retval or if split_function would not adjust it,
25140         refuse to split.
25141
25142 2011-01-20  Richard Guenther  <rguenther@suse.de>
25143
25144         PR tree-optimization/47167
25145         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
25146         Revert previous change, only avoid enumeral type changes.
25147
25148 2011-01-19  Mike Stump  <mikestump@comcast.net>
25149
25150         * doc/tm.texi.in (BRANCH_COST): Englishify.
25151         * doc/tm.texi (BRANCH_COST): Likewise.
25152
25153 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
25154
25155         PR c++/47291
25156         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
25157         (gen_scheduled_generic_parms_dies): New functions.
25158         (gen_struct_or_union_type_die): Schedule template parameters DIEs
25159         generation for the end of CU compilation.
25160         (dwarf2out_finish): Generate template parameters DIEs here.
25161
25162 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
25163
25164         PR debug/46240
25165         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
25166         debug bind stmt on merge edges.
25167
25168 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
25169
25170         PR debug/47079
25171         PR debug/46724
25172         * function.c (instantiate_expr): Instantiate incoming rtl of
25173         implicit arguments, and recurse on VALUE_EXPRs.
25174         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
25175         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
25176
25177 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
25178
25179         * c-parser.c (c_parser_for_statement): Initialize
25180         collection_expression.
25181
25182 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
25183
25184         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
25185
25186 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
25187
25188         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
25189         (LINK_SHLIB_SPEC): Don't use %(link_path).
25190         (SUBTARGET_EXTRA_SPECS): Remove link_path.
25191
25192 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
25193
25194         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
25195         (NO_SHARED_LIB_SUPPORT): Remove.
25196         (LINK_SHLIB_SPEC): Remove one conditional definition.
25197
25198 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
25199
25200         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
25201         %{call_shared}.
25202         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
25203         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
25204         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
25205         %{call_shared} and conditionals on these options not being passed.
25206         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
25207         %{call_shared}.
25208
25209 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
25210
25211         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
25212         simplify.
25213
25214         * ipa-split.c: Spelling fixes.
25215
25216 2011-01-19  Richard Henderson  <rth@redhat.com>
25217
25218         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
25219         (*mulsi3): Likewise.
25220
25221         * longlong.h [__mn10300__] (count_leading_zeros): New.
25222         [__mn10300__] (umul_ppmm, smul_ppmm): New.
25223         [__mn10300__] (add_ssaaaa, subddmmss): New.
25224         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
25225         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
25226
25227 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
25228
25229         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
25230
25231 2011-01-19  Richard Henderson  <rth@redhat.com>
25232
25233         * config/mn10300/mn10300.md (addsi3_flags): New.
25234         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
25235         (subsi3_flags, subc_internal, subdi3): New.
25236         (subdi3_internal, *subdi3_degenerate): New.
25237         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
25238
25239         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
25240         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
25241         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
25242         * config/mn10300/mn10300-protos.h: Update.
25243         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
25244         (return_ret): Likewise.  Rename from return_internal_regs.
25245         (return_internal): Remove.
25246
25247         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
25248         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
25249         (mn10300_legitimate_constant_p): Likewise.
25250         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
25251         (mn10300_frame_size): New.
25252         (mn10300_expand_prologue): Use it.
25253         (mn10300_expand_epilogue): Likewise.
25254         (mn10300_initial_offset): Likewise.
25255         * config/mn10300/mn10300-protos.h: Update.
25256         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
25257         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
25258         (prologue, epilogue, return_internal): Tidy output code.
25259         (mn10300_store_multiple_operation, return): Likewise.
25260         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
25261         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
25262         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
25263         (load_pic, am33_load_pic): New.
25264         (mn10300_load_pic0, mn10300_load_pic1): New.
25265
25266         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
25267         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
25268         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
25269         (cc_flags_for_mode, cc_flags_for_code): New.
25270         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
25271         overflow flag is not valid.  Validate that the flags we need
25272         for the comparison are valid.
25273         (mn10300_output_cmp): Remove.
25274         (mn10300_output_add): New.
25275         (mn10300_select_cc_mode): Use cc_flags_for_code.
25276         (mn10300_split_cbranch): New.
25277         (mn10300_match_ccmode): New.
25278         (mn10300_split_and_operand_count): New.
25279         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
25280         to the function.
25281         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
25282         (addsi3): ... here.  Use mn10300_output_add.
25283         (*addsi3_flags): New.
25284         (*am33_subsi3, *mn10300_subsi3): Merge...
25285         (subsi3): ... here.  Use attribute isa.
25286         (*subsi3_flags): New.
25287         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
25288         when possible.
25289         (*am33_andsi3, *mn10300_andsi3): Merge...
25290         (andsi3): ... here.
25291         (*andsi3_flags): New.
25292         (andsi3 splitters): New.
25293         (*am33_iorsi3, *mn10300_iorsi3): Merge...
25294         (iorsi3): ... here.
25295         (*iorsi3_flags): New.
25296         (*am33_xorsi3, *mn10300_xorsi3): Merge...
25297         (xorsi3): ... here.
25298         (*xorsi3_flags): New.
25299         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
25300         (one_cmplsi2): ... here.
25301         (*one_cmplsi2_flags): New.
25302         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
25303         instead of "dax" in constraints.  Use mn10300_split_cbranch.
25304         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
25305         use matching constraints to eliminate a self-comparison.
25306         (*integer_conditional_branch): Rename from integer_conditional_branch.
25307         Use int_mode_flags to match CC_REG.
25308         (*cbranchsi4_btst, *btstsi): New.
25309         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
25310         mn10300_split_cbranch.
25311         (*am33_cmpsf): Rename from am33_cmpsf.
25312         (*float_conditional_branch): Rename from float_conditional_branch.
25313         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
25314         (zero_extendqisi2): ... here.
25315         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
25316         (zero_extendhisi2): ... here.
25317         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
25318         (extendqisi2): ... here.
25319         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
25320         (extendhisi2): ... here.
25321         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
25322         (ashlsi3): ... here.
25323         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
25324         (lshrsi3): ... here.
25325         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
25326         (ashrsi3): ... here.
25327         (consecutive add peephole): Remove.
25328         * config/mn10300/predicates.md (label_ref_operand): New.
25329         (int_mode_flags): New.
25330         (CCZN_comparison_operator): New.
25331
25332         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
25333         (throughput_42_latency_43): New reservation.
25334         (mulsidi3, umulsidi3): New expanders.
25335         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
25336         the MDR register to allocation; separately allocate the low and
25337         high parts of the DImode result.
25338         (umulsidi3_internal): Similarly.
25339         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
25340         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
25341         (udivsi3, umodsi3): Remove.
25342         (udivmodsi4, divmodsi4): New expanders.
25343         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
25344         (*divmodsi4): Simiarly.
25345         (ext_internal): New.
25346
25347         * config/mn10300/constraints.md ("z"): New constraint.
25348         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
25349         (FIXED_REGISTERS): Don't fix MDR.
25350         (CALL_USED_REGSITERS): Reformat nicely.
25351         (REG_ALLOC_ORDER): Add MDR.
25352         (enum regclass): Add MDR_REGS.
25353         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
25354         (IRA_COVER_CLASSES): Add MDR_REGS.
25355         (REGNO_REG_CLASS): Handle MDR_REG.
25356         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
25357         (mn10300_register_move_cost): Likewise.
25358         * config/mn10300/mn10300.md (MDR_REG): New.
25359         (*movsi_internal): Handle moves to/from MDR_REGS.
25360
25361         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
25362         POST_MODIFY.
25363         (mn10300_secondary_reload): Tidy combination reload classes.
25364         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
25365         addresses for AM33.  Allow symbolic offsets for reg+imm.
25366         (mn10300_regno_in_class_p): New.
25367         (mn10300_legitimize_reload_address): New.
25368         * config/mn10300/mn10300.h (enum reg_class): Remove
25369         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
25370         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
25371         SP_OR_GENERAL_REGS.
25372         (REG_CLASS_NAMES): Update to match.
25373         (REG_CLASS_CONTENTS): Likewise.
25374         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
25375         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
25376         (REGNO_IN_RANGE_P): Remove.
25377         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
25378         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
25379         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
25380         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
25381         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
25382         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
25383         (REGNO_GENERAL_P): New.
25384         (HAVE_POST_MODIFY_DISP): New.
25385         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
25386         (LEGITIMIZE_RELOAD_ADDRESS): New.
25387         * config/mn10300/mn10300-protos.h: Update.
25388
25389         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
25390         DATA_REGS for AM33 stack-pointer destination.
25391         (mn10300_preferred_output_reload_class): Likewise.
25392         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
25393         into a form appropriate for ...
25394         (TARGET_SECONDARY_RELOAD): New.
25395         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
25396         * config/mn10300/mn10300-protos.h: Update.
25397         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
25398         reload_insi; use the "A" constraint for the scratch; handle AM33
25399         moves of sp to non-address registers.
25400
25401         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
25402         (*movqi_internal): ... here.
25403         (*am33_movhi, *mn10300_movhi): Merge into...
25404         (*movhi_internal): ... here.
25405         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
25406         as the source/destination of moves from/to SP.
25407         (movsf): Only allow for AM33-2.
25408         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
25409         any integer constant constraint.  Only allow for AM33-2.  Tidy
25410         all of the alternative outputs.
25411         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
25412         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
25413         for MN103.
25414         (udivsi3, umodsi3): New patterns for MN103 only.
25415
25416 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
25417
25418         * doc/tm.texi.in: Spell out that a lack of register class unions
25419         can lead to ICEs.
25420         * doc/tm.texi: Regenerate.
25421
25422 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
25423
25424         PR rtl-optimization/47337
25425         * dce.c (check_argument_store): New function.
25426         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
25427
25428         PR tree-optimization/47290
25429         * tree-eh.c (infinite_empty_loop_p): New function.
25430         (cleanup_empty_eh): Use it.
25431
25432 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
25433
25434         PR target/46997
25435         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
25436         (a64_expand_widen_sum): Ditto.
25437         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
25438         (vec_extract_evenodd_help): Ditto.
25439         (vec_extract_evenv4hi): Ditto.
25440         (vec_extract_oddv4hi): Ditto.
25441         (vec_extract_evenv2si): Ditto.
25442         (vec_extract_oddv2si): Ditto.
25443         (vec_extract_evenv2sf): Ditto.
25444         (vec_extract_oddv2sf): Ditto.
25445         (vec_pack_trunc_v4hi: Ditto.
25446         (vec_pack_trunc_v2si): Ditto.
25447         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
25448         (vec_interleave_highv8qi): Ditto.
25449         (mix1_r): Ditto.
25450         (vec_extract_oddv8qi): Ditto.
25451         (vec_interleave_lowv4hi): Ditto.
25452         (vec_interleave_highv4hi): Ditto.
25453         (vec_interleave_lowv2si): Ditto.
25454         (vec_interleave_highv2si): Ditto.
25455
25456 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
25457
25458         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
25459         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
25460         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
25461         (pa_c_mode_for_suffix): New.
25462         (TARGET_EXPAND_BUILTIN): Define.
25463         (TARGET_C_MODE_FOR_SUFFIX): Define.
25464         (pa_builtins): Define.
25465         (pa_init_builtins): Register __float128 type and init new support
25466         builtins.
25467         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
25468         * config/pa/quadlib.c (_U_Qfcopysign): New.
25469
25470 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
25471
25472         PR middle-end/46894
25473         * explow.c (allocate_dynamic_stack_space): Do not assume more than
25474         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
25475         are defined.
25476
25477 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
25478
25479         PR tree-optimization/47179
25480         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
25481         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
25482
25483 2011-01-18  Richard Guenther  <rguenther@suse.de>
25484
25485         PR rtl-optimization/47216
25486         * emit-rtl.c: Include tree-flow.h.
25487         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
25488         of replicating it with different semantics.
25489         * Makefile.in (emit-rtl.o): Adjust.
25490
25491 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
25492
25493         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
25494         (cortex_a9_dp): Handle neon types correctly.
25495
25496 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
25497
25498         PR rtl-optimization/47299
25499         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
25500         subtarget.  Use normal multiplication if both operands are constants.
25501         * expmed.c (expand_widening_mult): Don't try to optimize constant
25502         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
25503         before using it.
25504
25505 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
25506
25507         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
25508         spacing after 'e.g.', typos, comma, hyphenation.
25509
25510 2011-01-17  Richard Henderson  <rth@redhat.com>
25511
25512         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
25513         (rx_restricted_mem_operand): New.
25514         (rx_shift_operand): Use register_operand.
25515         (rx_source_operand, rx_compare_operand): Likewise.
25516         * config/rx/rx.md (addsi3_flags): New expander.
25517         (adddi3): Rewrite as expander.
25518         (adc_internal, *adc_flags, adddi3_internal): New patterns.
25519         (subsi3_flags): New expander.
25520         (subdi3): Rewrite as expander.
25521         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
25522
25523         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
25524         (rx_init_builtins): Remove sat builtin.
25525         (rx_expand_builtin): Likewise.
25526         * config/rx/rx.md (ssaddsi3): New.
25527         (*sat): Rename from sat.  Represent the CC_REG input.
25528
25529         * config/rx/predicates.md (rshift_operator): New.
25530         * config/rx/rx.c (rx_expand_insv): Remove.
25531         * config/rx/rx-protos.h: Update.
25532         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
25533         operand to the canonical position.
25534         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
25535         (*bitclr, *bitclr_in_memory): Similarly.
25536         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
25537         (insv): Retain the zero_extract in the expansion.
25538
25539         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
25540         (bswaphi2, bitinvert, revw): Likewise.
25541
25542         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
25543         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
25544         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
25545         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
25546         (bitset, bitset_in_memory): Likewise.
25547         (bitinvert, bitinvert_in_memory): Likewise.
25548         (bitclr, bitclr_in_memory): Likewise.
25549         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
25550         (rx_strend, rx_cmpstrn): Likewise.
25551         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
25552         (bitop peep2 patterns): Remove.
25553
25554         * config/rx/rx.c (rx_match_ccmode): New.
25555         * config/rx/rx-protos.h: Update.
25556         * config/rx/rx.md (abssi2): Clobber, don't set flags.
25557         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
25558         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
25559         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
25560         (fix_truncsfsi2, floatsisf2): Likewise.
25561         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
25562         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
25563         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
25564         (*subsi3_flags, *xorsi3_flags): New.
25565
25566         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
25567
25568         * config/rx/rx.c (rx_print_operand): Remove workaround for
25569         unsplit comparison operations.
25570
25571         * config/rx/rx.md (movsicc): Split after reload.
25572         (*movsicc): Merge *movsieq and *movsine via match_operator.
25573         (*stcc): New pattern.
25574
25575         * config/rx/rx.c (rx_float_compare_mode): Remove.
25576         * config/rx/rx.h (rx_float_compare_mode): Remove.
25577         * config/rx/rx.md (cstoresi4): Split after reload.
25578         (*sccc): New pattern.
25579
25580         * config/rx/predicates.md (label_ref_operand): New.
25581         (rx_z_comparison_operator): New.
25582         (rx_zs_comparison_operator): New.
25583         (rx_fp_comparison_operator): New.
25584         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
25585         Validate that the flags are set properly for the comparison.
25586         (rx_gen_cond_branch_template): Remove.
25587         (rx_cc_modes_compatible): Remove.
25588         (mode_from_flags): New.
25589         (flags_from_code): Rename from flags_needed_for_conditional.
25590         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
25591         (rx_select_cc_mode): Likewise.
25592         (rx_split_fp_compare): New.
25593         (rx_split_cbranch): New.
25594         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
25595         (*cbranchsi4): Use match_operator and rx_split_cbranch.
25596         (*cbranchsf4): Similarly.
25597         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
25598         match_operator and rx_split_cbranch.
25599         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
25600         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
25601         (*cmpsi): Rename from cmpsi.
25602         (*tstsi): Rename from tstsi.
25603         (*cmpsf): Rename from cmpsf; use CC_Fmode.
25604         (*conditional_branch): Rename from conditional_branch.
25605         (*reveresed_conditional_branch): Remove.
25606         (b<code>): Remove expander.
25607         * config/rx/rx-protos.h: Update.
25608
25609         * config/rx/rx.c (rx_compare_redundant): Remove.
25610         * config/rx/rx.md (cmpsi): Don't use it.
25611         * config/rx/rx-protos.h: Update.
25612
25613         * config/rx/rx-modes.def (CC_F): New mode.
25614         * config/rx/rx.c (rx_select_cc_mode): New.
25615         * config/rx/rx.h (SELECT_CC_MODE): Use it.
25616         * config/rx/rx-protos.h: Update.
25617
25618 2011-01-17  Richard Henderson  <rth@redhat.com>
25619
25620         * except.c (dump_eh_tree): Fix stray ; after for statement.
25621
25622 2011-01-17  Richard Guenther  <rguenther@suse.de>
25623
25624         PR tree-optimization/47313
25625         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
25626         handling before copying the body.  Properly deal with
25627         by-reference result in SSA form.
25628
25629 2011-01-17  Ian Lance Taylor  <iant@google.com>
25630
25631         PR target/47219
25632         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
25633         (struct_value_alias_set): Don't define.
25634         (sparc_option_override): Don't set sparc_sr_alias_set and
25635         struct_value_alias_set.
25636         (save_or_restore_regs): Use gen_frame_mem rather than calling
25637         set_mem_alias_set.
25638         (sparc_struct_value_rtx): Likewise.
25639
25640 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
25641
25642         PR target/47318
25643         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
25644         (_mm_maskstore_pd): Likewise.
25645         (_mm_maskload_ps): Likewise.
25646         (_mm_maskstore_ps): Likewise.
25647         (_mm256_maskload_pd): Change mask to __m256i.
25648         (_mm256_maskstore_pd): Likewise.
25649         (_mm256_maskload_ps): Likewise.
25650         (_mm256_maskstore_ps): Likewise.
25651
25652         * config/i386/i386-builtin-types.def: Updated.
25653         (ix86_expand_special_args_builtin): Likewise.
25654
25655         * config/i386/i386.c (bdesc_special_args): Update
25656         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
25657         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
25658         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
25659         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
25660
25661         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
25662         Use <avxpermvecmode> on mask register.
25663         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
25664
25665 2011-01-17  Olivier Hainque  <hainque@adacore.com>
25666             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
25667             Eric Botcazou  <ebotcazou@adacore.com>
25668
25669         PR target/46655
25670         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
25671         if <= USHRT_MAX in 32-bit mode.
25672
25673 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
25674
25675         * doc/install.texi (Configuration, Specific): Wrap long
25676         lines in examples.  Allow line wrapping in long options
25677         and URLs where beneficial for PDF output.
25678
25679 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
25680
25681         * config/mips/mips.c (mips_classify_symbol): Don't return
25682         SYMBOL_PC_RELATIVE for nonlocal labels.
25683
25684 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
25685
25686         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
25687
25688 2011-01-15  Jan Hubicka  <jh@suse.cz>
25689
25690         PR tree-optimization/47276
25691         * ipa.c (function_and_variable_visibility): Do not try to mark alias
25692         declarations as needed.
25693
25694 2011-01-15  Martin Jambor  <mjambor@suse.cz>
25695
25696         * common.opt (fdevirtualize): New flag.
25697         * doc/invoke.texi (Option Summary): Document it.
25698         * opts.c (default_options_table): Add devirtualize flag.
25699         * ipa-prop.c (detect_type_change): Return immediately if
25700         devirtualize flag is not set.
25701         (detect_type_change_ssa): Likewise.
25702         (compute_known_type_jump_func): Likewise.
25703         (ipa_analyze_virtual_call_uses): Likewise.
25704
25705 2011-01-14  Martin Jambor  <mjambor@suse.cz>
25706
25707         PR tree-optimization/45934
25708         PR tree-optimization/46302
25709         * ipa-prop.c (type_change_info): New type.
25710         (stmt_may_be_vtbl_ptr_store): New function.
25711         (check_stmt_for_type_change): Likewise.
25712         (detect_type_change): Likewise.
25713         (detect_type_change_ssa): Likewise.
25714         (compute_complex_assign_jump_func): Check for dynamic type change.
25715         (compute_complex_ancestor_jump_func): Likewise.
25716         (compute_known_type_jump_func): Likewise.
25717         (compute_scalar_jump_functions): Likewise.
25718         (ipa_analyze_virtual_call_uses): Likewise.
25719         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
25720
25721 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
25722
25723         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
25724         * config/i386/i386.opt (msse5): New Alias.
25725
25726 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
25727
25728         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
25729         * config/sparc/linux64.h (CC1_SPEC): Likewise.
25730         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
25731         * config/sparc/sparc.h (CC1_SPEC): Likewise.
25732
25733 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
25734
25735         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
25736         -mcpu options.
25737         * config/sparc/linux64.h (CC1_SPEC): Likewise.
25738         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
25739         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
25740         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
25741         Likewise.
25742         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
25743
25744 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
25745
25746         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
25747
25748 2011-01-14  Mike Stump  <mikestump@comcast.net>
25749
25750         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
25751         * config/fr30/fr30.md: Likweise
25752         (movsi_push): Likewise.
25753         (movsi_pop): Likewise.
25754         (enter_func): Likewise.
25755         * config/moxie/moxie.md (movsi_push): Likewise.
25756         (movsi_pop): Likewise.
25757
25758 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
25759
25760         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
25761         %{no_archive} %{exact_version}.
25762         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
25763         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
25764         %{no_archive} %{exact_version}.
25765         * config/mips/openbsd.h (LINK_SPEC): Likewise.
25766         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
25767         * config/mips/vxworks.h: Likewise.
25768
25769 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
25770
25771         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
25772
25773 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
25774
25775         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
25776         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
25777
25778 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
25779
25780         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
25781         -nodefaultlib.
25782
25783 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
25784
25785         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
25786         for mcpu not cpu.
25787         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
25788         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
25789         not cpu.
25790         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
25791         Don't handle -shlib.
25792
25793 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
25794
25795         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
25796         (CC1_SPEC): Don't handle -profile.
25797
25798 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
25799
25800         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
25801         * config/mips/mips.h (CC1_SPEC): Likewise.
25802
25803 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
25804
25805         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
25806         * config/mips/mips.h (CC1_SPEC): Likewise.
25807
25808 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
25809
25810         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
25811         * config/m32r/linux.h (LINK_SPEC): Likewise.
25812         * config/mips/linux.h (LINK_SPEC): Likewise.
25813         * config/mips/linux64.h (LINK_SPEC): Likewise.
25814         * config/sparc/linux.h (LINK_SPEC): Likewise.
25815         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
25816         LINK_SPEC): Likewise.
25817         * config/xtensa/linux.h (LINK_SPEC): Likewise.
25818
25819 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
25820
25821         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
25822         %{version:-v}.
25823         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
25824
25825 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
25826
25827         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
25828         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
25829
25830 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
25831
25832         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
25833
25834 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
25835
25836         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
25837         supports -Bstatic/-Bdynamic.
25838         * configure: Regenerate.
25839
25840 2011-01-14  Jan Hubicka  <jh@suse.cz>
25841             Jack Howarth  <howarth@bromo.med.uc.edu>
25842
25843         PR target/46037
25844         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
25845         when checking debug_info_level. Test write_symbols instead of
25846         debug_hooks->var_location when setting flag_var_tracking_uninit.
25847
25848 2011-01-14  Richard Guenther  <rguenther@suse.de>
25849
25850         PR tree-optimization/47179
25851         * target.def (ref_may_alias_errno): New target hook.
25852         * targhooks.h (default_ref_may_alias_errno): Declare.
25853         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
25854         (default_ref_may_alias_errno): New function.
25855         * target.h (struct ao_ref_s): Declare.
25856         * tree-ssa-alias.c: Include target.h.
25857         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
25858         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
25859         (targhooks.o): Likewise.
25860         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
25861         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
25862
25863 2011-01-14  Richard Guenther  <rguenther@suse.de>
25864
25865         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
25866
25867 2011-01-14  Richard Guenther  <rguenther@suse.de>
25868
25869         PR tree-optimization/47280
25870         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
25871         return CFG changes.
25872         (tree_ssa_forward_propagate_single_use_vars): Deal with
25873         CFG changes from associate_plusminus.
25874
25875 2011-01-14  Richard Guenther  <rguenther@suse.de>
25876
25877         PR middle-end/47281
25878         Revert
25879         2011-01-11  Richard Guenther  <rguenther@suse.de>
25880
25881         PR tree-optimization/46076
25882         * tree-ssa.c (useless_type_conversion_p): Conversions from
25883         unprototyped to empty argument list function types are useless.
25884
25885 2011-01-14  Richard Guenther  <rguenther@suse.de>
25886
25887         PR tree-optimization/47286
25888         * tree-ssa-structalias.c (new_var_info): Register variables are global.
25889
25890 2011-01-14  Martin Jambor  <mjambor@suse.cz>
25891
25892         PR middle-end/46823
25893         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
25894
25895 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
25896
25897         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
25898         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
25899         * config/xtensa/xtensa.c (xtensa_libcall_value,
25900         xtensa_function_value_regno_p): New functions.
25901         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
25902
25903 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
25904
25905         PR c++/47213
25906         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
25907         PE specific hook.
25908         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
25909         New function prototype.
25910         * config/i386/winnt.c (i386_pe_assemble_visibility):
25911         Warn only if attribute was specified by user.
25912
25913 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
25914
25915         PR target/47251
25916         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
25917         floating point.
25918         (floatunsdidf2_fcfidu): Ditto.
25919
25920 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
25921
25922         * config/s390/s390.c (print_operand_address): Replace 'error' with
25923         'output_operand_lossage'.
25924         (print_operand): Likewise.
25925
25926 2011-01-13  Jeff Law  <law@redhat.com>
25927
25928         PR rtl-optimization/39077
25929         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
25930         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
25931         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
25932         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
25933         * gcse.c (prune_insertions_deletions): New function.
25934         (compute_pre_data): Use it.
25935
25936 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
25937
25938         PR debug/PR46973
25939         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
25940         static function.
25941         (prune_unused_types_mark): Use it.
25942
25943 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
25944
25945         PR rtl-optimization/45352
25946         * sel-sched.c: Update copyright years.
25947         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
25948         in the advancing loop when we have issued issue_rate insns.
25949
25950 2011-01-12  Richard Henderson  <rth@redhat.com>
25951
25952         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
25953         (TARGET_MD_ASM_CLOBBERS): New.
25954
25955         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
25956         (TARGET_DELEGITIMIZE_ADDRESS): New.
25957
25958         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
25959         (clzsi2, *bsch): New patterns.
25960
25961         * config/mn10300/mn10300.md (INT): New mode iterator.
25962         (*mov<INT>_clr): New pattern, and peep2 to generate it.
25963
25964         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
25965         flag_split_wide_types.
25966
25967         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
25968         (mn10300_trampoline_init): Rewrite without a template, an immediate
25969         load and a direct branch.
25970         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
25971
25972 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
25973
25974         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
25975         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
25976         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
25977         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
25978
25979 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
25980
25981         PR debug/47209
25982         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
25983         of type.
25984
25985 2011-01-12  Jan Hubicka  <jh@suse.cz>
25986
25987         PR driver/47244
25988         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
25989         (PLUGIN_COND_CLOSE): New macro.
25990         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
25991
25992 2011-01-12  Richard Guenther  <rguenther@suse.de>
25993
25994         PR lto/47259
25995         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
25996         register variables in a MEM_REF.
25997
25998 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
25999
26000         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
26001         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
26002         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
26003         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
26004         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
26005         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
26006         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
26007         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
26008         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
26009         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
26010         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
26011         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
26012         * config/gnu-user.h: New.  Copied from linux.h.
26013         (LINUX_TARGET_STARTFILE_SPEC): Rename to
26014         GNU_USER_TARGET_STARTFILE_SPEC.
26015         (LINUX_TARGET_ENDFILE_SPEC): Rename to
26016         GNU_USER_TARGET_ENDFILE_SPEC.
26017         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
26018         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
26019         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
26020         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
26021         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
26022         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
26023         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
26024         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
26025         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
26026         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
26027         * config/arm/linux-eabi.h (CC1_SPEC): Use
26028         GNU_USER_TARGET_CC1_SPEC.
26029         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
26030         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
26031         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
26032         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
26033         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
26034         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
26035         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
26036         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
26037
26038 2011-01-12  Richard Guenther  <rguenther@suse.de>
26039
26040         PR other/46946
26041         * doc/invoke.texi (ffast-math): Document it is turned on
26042         with -Ofast.
26043
26044 2011-01-12  Jan Hubicka  <jh@suse.cz>
26045
26046         PR tree-optimization/47233
26047         * opts.c (common_handle_option): Disable ipa-reference with profile
26048         feedback.
26049
26050 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
26051
26052         * c-parser.c (c_parser_objc_at_property_declaration): Improved
26053         error message.
26054
26055 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
26056
26057         * c-parser.c (c_lex_one_token): Updated and reindented some
26058         comments.  No changes in code.
26059
26060 2011-01-11  Ian Lance Taylor  <iant@google.com>
26061
26062         * godump.c (go_output_var): Don't output the variable if there is
26063         already a type with the same name.
26064
26065 2011-01-11  Ian Lance Taylor  <iant@google.com>
26066
26067         * godump.c (go_format_type): Don't generate float80.
26068
26069 2011-01-11  Richard Henderson  <rth@redhat.com>
26070
26071         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
26072         declaration.  Rewrite for both speed and size.
26073         (mn10300_address_cost_1): Remove.
26074         (mn10300_register_move_cost): New.
26075         (mn10300_memory_move_cost): New.
26076         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
26077         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
26078         extensions, shifts, BSWAP, CLZ.
26079         (mn10300_wide_const_load_uses_clr): Remove.
26080         (TARGET_REGISTER_MOVE_COST): New.
26081         (TARGET_MEMORY_MOVE_COST): New.
26082         * config/mn10300/mn10300-protos.h: Update.
26083         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
26084
26085         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
26086         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
26087         * config/mn10300/mn10300-protos.h: Update.
26088         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
26089         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
26090         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
26091         (*test_int_bitfield, *test_byte_bitfield): Remove.
26092         (*bit_test, *subreg_bit_test): Remove.
26093         * config/mn10300/predicates.md (const_8bit_operand): Remove.
26094
26095         * config/mn10300/constraints.md ("c"): Rename from "A".
26096         ("A", "D"): New constraint letters.
26097         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
26098         (fmssf4, fnmasf4, fnmssf4): Likewise.
26099
26100         * config/mn10300/mn10300.md (isa): New attribute.
26101         (enabled): New attribute.
26102
26103         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
26104         (abssf2, negsf2): Define only for hardware fp.
26105         (sqrtsf2): Reformat.
26106         (addsf3, subsf3, mulsf3): Merge expander and insn.
26107
26108         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
26109         (DEBUGGER_AUTO_OFFSET): Remove.
26110         (DEBUGGER_ARG_OFFSET): Remove.
26111
26112         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
26113         Emit register stores with the same offsets as the hardware.
26114         (mn10300_store_multiple_operation): Don't check that the register
26115         save offsets are monotonic.
26116         * config/mn10300/mn10300-protos.h: Update.
26117
26118         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
26119
26120         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
26121         in terms of the value on the stack, not the MDR register.
26122
26123 2011-01-11  Jan Hubicka  <jh@suse.cz>
26124
26125         PR lto/45721
26126         PR lto/45375
26127         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
26128         (symbol_alias_set_destroy, symbol_alias_set_contains,
26129         propagate_aliases_backward): Declare.
26130         * lto-streamer-out.c (struct sets): New sturcture.
26131         (trivally_defined_alias): New function.
26132         (output_alias_pair_p): Rewrite.
26133         (output_unreferenced_globals): Fix output of alias pairs.
26134         (produce_symtab): Likewise.
26135         * ipa.c (function_and_variable_visibility): Set weak alias destination
26136         as needed in lto.
26137         * varasm.c (symbol_alias_set_t): Remove.
26138         (symbol_alias_set_destroy): Export.
26139         (propagate_aliases_forward, propagate_aliases_backward): New functions
26140         based on ...
26141         (compute_visible_aliases): ... this one; remove.
26142         (trivially_visible_alias): New
26143         (trivially_defined_alias): New.
26144         (remove_unreachable_alias_pairs): Rewrite.
26145         (finish_aliases_1): Reorganize code checking if alias is defined.
26146         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
26147         in LTO mode.
26148
26149 2011-01-11  Richard Guenther  <rguenther@suse.de>
26150
26151         PR tree-optimization/46076
26152         * tree-ssa.c (useless_type_conversion_p): Conversions from
26153         unprototyped to empty argument list function types are useless.
26154
26155 2011-01-11  Richard Guenther  <rguenther@suse.de>
26156
26157         PR middle-end/45235
26158         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
26159         volatile MEMs as MEM_READONLY_P.
26160
26161 2011-01-11  Richard Guenther  <rguenther@suse.de>
26162
26163         PR tree-optimization/47239
26164         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
26165
26166 2011-01-11  Jeff Law  <law@redhat.com>
26167
26168         PR tree-optimization/47086
26169         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
26170         IVs from statements that might throw.
26171
26172 2011-01-10  Jan Hubicka  <jh@suse.cz>
26173
26174         PR lto/45375
26175         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
26176
26177 2011-01-10  Jan Hubicka  <jh@suse.cz>
26178
26179         PR lto/45375
26180         * profile.c (read_profile_edge_counts): Ignore profile inconistency
26181         when correcting profile.
26182
26183 2011-01-10  Jan Hubicka  <jh@suse.cz>
26184
26185         PR lto/46083
26186         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
26187         DECL_FINI_PRIORITY.
26188         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
26189         Restore DECL_FINI_PRIORITY.
26190
26191 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
26192
26193         * doc/gimple.texi: Fix quoting of multi-word return values in
26194         @deftypefn statements.  Ensure presence of return value.  Wrap
26195         overlong @deftypefn lines.
26196         (is_gimple_operand, is_gimple_min_invariant_address): Remove
26197         descriptions of removed functions.
26198         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
26199         of multi-word return value in @deftypefn statement.
26200
26201 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
26202
26203         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
26204         (Conditional Expressions, Logical Operators)
26205         (Statement and operand traversals): Do not indent smallexample
26206         code.  Fix duplicate function argument in example.
26207
26208 2011-01-10  Jeff Law  <law@redhat.com>
26209
26210         PR tree-optimization/47141
26211         * ipa-split.c (split_function): Handle case where we are
26212         returning a value and the return block has a virtual operand phi.
26213
26214 2011-01-10  Jan Hubicka  <jh@suse.cz>
26215
26216         PR tree-optimization/47234
26217         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
26218         (pass_feedback_split_functions): Declare.
26219         * passes.c (init_optimization_passes): Add ipa-split as subpass of
26220         tree-profile.
26221         * ipa-split.c (gate_split_functions): Update comments; disable
26222         split-functions for profile_arc_flag and branch_probabilities.
26223         (gate_feedback_split_functions): New function.
26224         (execute_feedback_split_functions): New function.
26225         (pass_feedback_split_functions): New global var.
26226
26227 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
26228
26229         PR lto/46760
26230         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
26231         calling gimple_call_set_cannot_inline.
26232
26233 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
26234
26235         * config/darwin-sections.def: Remove unused section.
26236
26237 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
26238
26239         PR c++/47218
26240         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
26241
26242 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
26243
26244         PR objc/47232
26245         * c-parser.c (c_parser_declaration_or_fndef): Improved
26246         error message.
26247
26248 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
26249
26250         * config/i386/winnt.c (i386_pe_start_function): Make sure
26251         to switch back to function's section.
26252
26253 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
26254
26255         PR gcc/46902
26256         PR testsuite/46912
26257         * plugin.c: Move include of dlfcn.h from here...
26258         * system.h: ... to here.
26259
26260 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
26261
26262         * doc/cpp.texi (C++ Named Operators): Fix markup for header
26263         file name.
26264         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
26265         two extra empty pages in PDF output.
26266
26267 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
26268
26269         PR objc/47078
26270         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
26271         for error recovery purposes behave as if it was not specified so
26272         that the default type is usd.
26273
26274 2011-01-07  Jan Hubicka  <jh@suse.cz>
26275
26276         PR tree-optmization/46469
26277         * ipa.c (function_and_variable_visibility): Clear needed flags on
26278         nodes with external decls; handle weakrefs merging correctly.
26279
26280 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
26281
26282         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
26283         not false.
26284
26285 2011-01-07  Jan Hubicka  <jh@suse.cz>
26286
26287         * doc/invoke.texi (-flto, -fuse-linker-plugin): Update defaults
26288         and no longer claim that gold is required for linker plugin.
26289         * configure: Regenerate.
26290         * gcc.c (PLUGIN_COND): New macro.
26291         (LINK_COMMAND_SPEC): Use it.
26292         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
26293         * config.in (HAVE_LTO_PLUGIN): New.
26294         * configure.ac (--with-lto-plugin): New parameter; autodetect
26295         HAVE_LTO_PLUGIN.
26296
26297 2011-01-07  Jan Hubicka  <jh@suse.cz>
26298
26299         PR tree-optimization/46367
26300         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
26301         when we can update original.
26302         (cgraph_mark_inline_edge): Sanity check.
26303         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
26304
26305 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
26306
26307         * config/spu/spu.h (ASM_COMMENT_START): Define.
26308
26309 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
26310
26311         PR driver/42445
26312         * gcc.c (%>S): New.
26313         (SWITCH_KEEP_FOR_GCC): Likewise.
26314         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
26315         (do_spec_1): Handle "%>".
26316
26317         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
26318
26319 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
26320
26321         PR target/47201
26322         * config/i386/i386.c (ix86_delegitimize_address): If
26323         simplify_gen_subreg fails, return orig_x.
26324
26325         PR bootstrap/47187
26326         * value-prof.c (gimple_stringop_fixed_value): Handle
26327         lhs of the call properly.
26328
26329 2011-01-07  Jan Hubicka  <jh@suse.cz>
26330
26331         PR lto/45375
26332         * lto-opt.c (lto_reissue_options): Set flag_shlib.
26333
26334 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
26335
26336         * target.def (function_switched_text_sections): New hook.
26337         * doc/tm.texi: Regenerated.
26338         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
26339         * final.c (default_function_switched_text_sections): New.
26340         (final_scan_insn): Call function_switched_text_sections when a
26341         mid-function section change occurs.
26342         * output.h (default_function_switched_text_sections): Declare.
26343         * config/darwin-protos.h (darwin_function_switched_text_sections):
26344         Likewise.
26345         * config/darwin.c (darwin_function_switched_text_sections): New.
26346         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
26347
26348 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
26349
26350         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
26351         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
26352         the secondary code fragment when outputting for DWARF == 2.
26353
26354 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
26355
26356         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
26357         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
26358         Remove.
26359         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
26360         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
26361
26362 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
26363
26364         PR debug/46704
26365         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
26366         when it is not empty.
26367
26368 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
26369
26370         Bobcat Enablement
26371         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
26372         (case ${target}): Add btver1.
26373         * config/i386/driver-i386.c (host_detect_local_cpu): Let
26374         -march=native recognize btver1 processors.
26375         * config/i386/i386-c.c (ix86_target_macros_internal): Add
26376         btver1 def_and_undef
26377         * config/i386/i386.c (struct processor_costs btver1_cost): New
26378         btver1 cost table.
26379         (m_BTVER1): New definition.
26380         (m_AMD_MULTIPLE): Includes m_BTVER1.
26381         (initial_ix86_tune_features): Add btver1 tune.
26382         (processor_target_table): Add btver1 entry.
26383         (static const char *const cpu_names): Add btver1 entry.
26384         (software_prefetching_beneficial_p): Add btver1.
26385         (ix86_option_override_internal): Add btver1 instruction sets.
26386         (ix86_issue_rate): Add btver1.
26387         (ix86_adjust_cost): Add btver1.
26388         * config/i386/i386.h (TARGET_BTVER1): New definition.
26389         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
26390         (enum processor_type): Add PROCESSOR_BTVER1.
26391         * config/i386/i386.md (define_attr "cpu"): Add btver1.
26392
26393 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
26394
26395         PR target/43309
26396         * config/i386/i386.c (legitimize_tls_address)
26397         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
26398         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
26399         (tls_initial_exec_64_sun): New pattern.
26400
26401 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
26402
26403         * doc/invoke.texi (Overall Options): Improve wording and markup
26404         of the description of -wrapper.
26405
26406 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
26407
26408         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
26409         rdynamic, threads): New Driver options.
26410
26411 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
26412
26413         PR target/38118
26414         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
26415         if coming from .tdata.
26416         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
26417
26418 2011-01-06  Jan Hubicka  <jh@suse.cz>
26419
26420         PR lto/47188
26421         * collect2.c (main): Do not enable LTOmode when plugin is active.
26422
26423 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
26424
26425         PR other/45915
26426         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
26427         --version output if supported.
26428         * configure: Regenerate.
26429
26430 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
26431
26432         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
26433         Driver options.
26434
26435 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
26436
26437         PR c/47150
26438         * c-convert.c (convert): When converting a complex expression
26439         other than COMPLEX_EXPR to a different complex type, ensure
26440         c_save_expr is called instead of save_expr, unless in_late_binary_op.
26441         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
26442         when converting COMPLEX_TYPE.
26443
26444 2011-01-06  Ira Rosen  <irar@il.ibm.com>
26445
26446         PR tree-optimization/47139
26447         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
26448         only the last reduction value is used outside the loop.  Update
26449         documentation.
26450
26451 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
26452
26453         * config/rtems.opt: New.
26454         * config.gcc (*-*-rtems*): Use rtems.opt.
26455
26456 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
26457
26458         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
26459         processors do not support 3DNow instructions.
26460
26461 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
26462
26463         * config/spu/spu.c (spu_option_override): Set parameter
26464         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
26465
26466 2011-01-05  Jan Hubicka  <jh@suse.cz>
26467
26468         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
26469         at the command line.
26470
26471 2011-01-05  Martin Jambor  <mjambor@suse.cz>
26472
26473         PR lto/47162
26474         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
26475         deltas on streamed outgoing edges.
26476         (output_node_opt_summary): Output info for outgoing edges only when
26477         the node is in new parameter set.
26478         (output_cgraph_opt_summary): New parameter set, passed to the two
26479         aforementioned functions.  Update its forward declaration and its
26480         callee too.
26481
26482 2011-01-05  Tom Tromey  <tromey@redhat.com>
26483
26484         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
26485         operator to c_finish_omp_atomic.
26486         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
26487         (build_unary_op): Update.
26488         (build_modify_expr): Update.
26489         (build_asm_expr): Update.
26490
26491 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
26492
26493         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
26494         newly inserted insns.
26495         (pad_bb): Likewise.
26496         (spu_emit_branch_hint): Likewise.
26497         (insert_hbrp_for_ilb_runout): Likewise.
26498         (spu_machine_dependent_reorg): Call df_finish_pass after
26499         schedule_insns returns.
26500
26501 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
26502
26503         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
26504
26505 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
26506
26507         PR tree-optimization/47005
26508         * tree-sra.c (struct access): Add 'non_addressable' bit.
26509         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
26510         (decide_one_param_reduction): Return 0 if the parameter is passed by
26511         reference and one of the accesses in the group is non_addressable.
26512
26513 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
26514
26515         PR tree-optimization/47056
26516         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
26517         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
26518         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
26519
26520 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
26521
26522         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
26523         initializer.  Skip view conversions from aggregate types.
26524
26525 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
26526
26527         PR bootstrap/47055
26528         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
26529
26530 2011-01-04  Philipp Thomas  <pth@suse.de>
26531
26532         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
26533         obvious typo.
26534
26535 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
26536
26537         * function.c (thread_prologue_and_epilogue_insns): Do not crash
26538         on empty epilogue sequences.
26539
26540 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
26541
26542         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
26543         non-static): New Driver options.
26544
26545 2011-01-04  Jie Zhang  <jie@codesourcery.com>
26546
26547         PR driver/47137
26548         * gcc.c (default_compilers[]): Set combinable field to 0
26549         for all assembly languages.
26550
26551 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
26552
26553         * config/mips/loongson3a.md: New file.
26554         * config/mips/mips.md: Include loongson3a.md.
26555         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
26556         TUNE_LOONGSON_3A.
26557
26558 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
26559
26560         PR middle-end/47017
26561         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
26562         instead of convert_memory_address_addr_space on the base expression.
26563
26564 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
26565
26566         * config/spu/spu.c (spu_option_override): Update error text
26567         for bad -march= / -mtune= values.
26568
26569 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
26570
26571         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
26572         if branch-hint optimization will be performed.
26573
26574 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
26575
26576         PR tree-optimization/47148
26577         * ipa-split.c (split_function): Convert arguments to
26578         DECL_ARG_TYPE if possible.
26579
26580         PR tree-optimization/47155
26581         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
26582         when computing uns.
26583
26584         PR rtl-optimization/47157
26585         * combine.c (try_combine): If undobuf.other_insn becomes
26586         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
26587         and set *new_direct_jump_p too.
26588
26589 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
26590
26591         PR tree-optimization/47021
26592         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
26593
26594 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
26595
26596         * gcc.c (process_command): Update copyright notice dates.
26597         * gcov.c (print_version): Likewise.
26598         * gcov-dump.c (print_version): Likewise.
26599         * mips-tfile.c (main): Likewise.
26600         * mips-tdump.c (main): Likewise.
26601
26602 2011-01-03  Martin Jambor  <mjambor@suse.cz>
26603
26604         PR tree-optimization/46801
26605         * tree-sra.c (type_internals_preclude_sra_p): Check whether
26606         aggregate fields start at byte boundary instead of the bit-field flag.
26607
26608 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
26609
26610         PR driver/47137
26611         * gcc.c (main): Revert revision 168407.
26612
26613 2011-01-03  Martin Jambor  <mjambor@suse.cz>
26614
26615         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
26616
26617 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
26618
26619         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
26620         vector optab to expand vector/scalar shift, update gimple to vector.
26621
26622 2011-01-03  Martin Jambor  <mjambor@suse.cz>
26623
26624         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
26625         a thunk.
26626
26627 2011-01-03  Martin Jambor  <mjambor@suse.cz>
26628
26629         PR tree-optimization/46984
26630         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
26631         HOST_WIDE_INT.
26632         (cgraph_create_indirect_edge): Fixed line length.
26633         (cgraph_indirect_call_info): Declare.
26634         (cgraph_make_edge_direct) Update declaration.
26635         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
26636         (cgraph_create_indirect_edge): Use it.
26637         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
26638         callees.
26639         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
26640         the new thunk_delta representation.
26641         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
26642         HOST_WIDE_INT.
26643         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
26644         (ipa_read_indirect_edge_info): Likewise.
26645         * lto-cgraph.c (output_edge_opt_summary): New function.
26646         (output_node_opt_summary): Call it on all outgoing edges.
26647         (input_edge_opt_summary): New function.
26648         (input_node_opt_summary): Call it on all outgoing edges.
26649
26650 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
26651
26652         PR driver/47137
26653         * gcc.c (main): Don't check have_o when settting combine_inputs.
26654
26655 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
26656
26657         * regrename.c: Add general comment describing the pass.
26658         (struct du_head): Remove 'length' field.
26659         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
26660         (regrename_optimize): Do not sort chains.  Rework comments, add others.
26661         Force renaming to the preferred class (if any) in the first pass and do
26662         not consider registers that belong to it in the second pass.
26663         (create_new_chain): Do not set 'length' field.
26664         (scan_rtx_reg): Likewise.
26665
26666 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
26667
26668         PR tree-optimization/47140
26669         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
26670         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
26671         to bit_value_binop.
26672
26673         PR rtl-optimization/47028
26674         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
26675         parm_birth_insn instead of at the beginning of first bb.
26676
26677 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
26678
26679         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
26680         Remove the word "see" before "@pxref".
26681         * doc/rtl.texi: Remove the word "see" before "@pxref".
26682
26683 2011-01-01  Jan Hubicka  <jh@suse.cz>
26684
26685         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
26686         memory.
26687
26688 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
26689
26690         PR target/38662
26691         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
26692
26693 \f
26694 Copyright (C) 2011 Free Software Foundation, Inc.
26695
26696 Copying and distribution of this file, with or without modification,
26697 are permitted in any medium without royalty provided the copyright
26698 notice and this notice are preserved.