GCC is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published
- by the Free Software Foundation; either version 2, or (at your
+ by the Free Software Foundation; either version 3, or (at your
option) any later version.
GCC is distributed in the hope that it will be useful, but WITHOUT
License for more details.
You should have received a copy of the GNU General Public License
- along with GCC; see the file COPYING. If not, write to the
- Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston,
- MA 02110-1301, USA. */
+ along with GCC; see the file COPYING3. If not see
+ <http://www.gnu.org/licenses/>. */
/* Note that some other tm.h files include this one and then override
many of the definitions. */
#define PPC405_ERRATUM77 0
#endif
+#ifndef TARGET_PAIRED_FLOAT
+#define TARGET_PAIRED_FLOAT 0
+#endif
+
+#ifdef HAVE_AS_POPCNTB
+#define ASM_CPU_POWER5_SPEC "-mpower5"
+#else
+#define ASM_CPU_POWER5_SPEC "-mpower4"
+#endif
+
+#ifdef HAVE_AS_DFP
+#define ASM_CPU_POWER6_SPEC "-mpower6 -maltivec"
+#else
+#define ASM_CPU_POWER6_SPEC "-mpower4 -maltivec"
+#endif
+
/* Common ASM definitions used by ASM_SPEC among the various targets
for handling -mcpu=xxx switches. */
#define ASM_CPU_SPEC \
%{mcpu=power2: -mpwrx} \
%{mcpu=power3: -mppc64} \
%{mcpu=power4: -mpower4} \
-%{mcpu=power5: -mpower4} \
-%{mcpu=power5+: -mpower4} \
-%{mcpu=power6: -mpower4 -maltivec} \
-%{mcpu=power6x: -mpower4 -maltivec} \
+%{mcpu=power5: %(asm_cpu_power5)} \
+%{mcpu=power5+: %(asm_cpu_power5)} \
+%{mcpu=power6: %(asm_cpu_power6) -maltivec} \
+%{mcpu=power6x: %(asm_cpu_power6) -maltivec} \
%{mcpu=powerpc: -mppc} \
%{mcpu=rios: -mpwr} \
%{mcpu=rios1: -mpwr} \
%{mcpu=970: -mpower4 -maltivec} \
%{mcpu=G5: -mpower4 -maltivec} \
%{mcpu=8540: -me500} \
+%{mcpu=8548: -me500} \
+%{mcpu=e300c2: -me300} \
+%{mcpu=e300c3: -me300} \
%{maltivec: -maltivec} \
-many"
{ "cpp_default", CPP_DEFAULT_SPEC }, \
{ "asm_cpu", ASM_CPU_SPEC }, \
{ "asm_default", ASM_DEFAULT_SPEC }, \
+ { "cc1_cpu", CC1_CPU_SPEC }, \
+ { "asm_cpu_power5", ASM_CPU_POWER5_SPEC }, \
+ { "asm_cpu_power6", ASM_CPU_POWER6_SPEC }, \
SUBTARGET_EXTRA_SPECS
+/* -mcpu=native handling only makes sense with compiler running on
+ an PowerPC chip. If changing this condition, also change
+ the condition in driver-rs6000.c. */
+#if defined(__powerpc__) || defined(__POWERPC__) || defined(_AIX)
+/* In driver-rs6000.c. */
+extern const char *host_detect_local_cpu (int argc, const char **argv);
+#define EXTRA_SPEC_FUNCTIONS \
+ { "local_cpu_detect", host_detect_local_cpu },
+#define HAVE_LOCAL_CPU_DETECT
+#endif
+
+#ifndef CC1_CPU_SPEC
+#ifdef HAVE_LOCAL_CPU_DETECT
+#define CC1_CPU_SPEC \
+"%{mcpu=native:%<mcpu=native %:local_cpu_detect(cpu)} \
+ %{mtune=native:%<mtune=native %:local_cpu_detect(tune)}"
+#else
+#define CC1_CPU_SPEC ""
+#endif
+#endif
+
/* Architecture type. */
/* Define TARGET_MFCRF if the target assembler does not support the
PROCESSOR_PPC7400,
PROCESSOR_PPC7450,
PROCESSOR_PPC8540,
+ PROCESSOR_PPCE300C2,
+ PROCESSOR_PPCE300C3,
PROCESSOR_POWER4,
PROCESSOR_POWER5,
PROCESSOR_POWER6,
extern int rs6000_ieeequad;
extern int rs6000_altivec_abi;
extern int rs6000_spe_abi;
+extern int rs6000_spe;
+extern int rs6000_isel;
extern int rs6000_float_gprs;
extern int rs6000_alignment_flags;
extern const char *rs6000_sched_insert_nops_str;
#define UNITS_PER_FP_WORD 8
#define UNITS_PER_ALTIVEC_WORD 16
#define UNITS_PER_SPE_WORD 8
+#define UNITS_PER_PAIRED_WORD 8
/* Type used for ptrdiff_t, as a string used in a declaration. */
#define PTRDIFF_TYPE "int"
that the object would ordinarily have. */
#define LOCAL_ALIGNMENT(TYPE, ALIGN) \
((TARGET_ALTIVEC && TREE_CODE (TYPE) == VECTOR_TYPE) ? 128 : \
- (TARGET_E500_DOUBLE && TYPE_MODE (TYPE) == DFmode) ? 64 : \
- (TARGET_SPE && TREE_CODE (TYPE) == VECTOR_TYPE \
- && SPE_VECTOR_MODE (TYPE_MODE (TYPE))) ? 64 : ALIGN)
+ (TARGET_E500_DOUBLE \
+ && (TYPE_MODE (TYPE) == DFmode || TYPE_MODE (TYPE) == DDmode)) ? 64 : \
+ ((TARGET_SPE && TREE_CODE (TYPE) == VECTOR_TYPE \
+ && SPE_VECTOR_MODE (TYPE_MODE (TYPE))) || (TARGET_PAIRED_FLOAT \
+ && TREE_CODE (TYPE) == VECTOR_TYPE \
+ && PAIRED_VECTOR_MODE (TYPE_MODE (TYPE)))) ? 64 : ALIGN)
/* Alignment of field after `int : 0' in a structure. */
#define EMPTY_FIELD_BOUNDARY 32
fit into 1, whereas DI still needs two. */
#define MEMBER_TYPE_FORCES_BLK(FIELD, MODE) \
((TARGET_SPE && TREE_CODE (TREE_TYPE (FIELD)) == VECTOR_TYPE) \
- || (TARGET_E500_DOUBLE && (MODE) == DFmode))
+ || (TARGET_E500_DOUBLE && ((MODE) == DFmode || (MODE) == DDmode)))
/* A bit-field declared as `int' forces `int' alignment for the struct. */
#define PCC_BITFIELD_TYPE_MATTERS 1
Make vector constants quadword aligned. */
#define CONSTANT_ALIGNMENT(EXP, ALIGN) \
(TREE_CODE (EXP) == STRING_CST \
+ && (STRICT_ALIGNMENT || !optimize_size) \
&& (ALIGN) < BITS_PER_WORD \
? BITS_PER_WORD \
: (ALIGN))
Align vectors to 128 bits. Align SPE vectors and E500 v2 doubles to
64 bits. */
#define DATA_ALIGNMENT(TYPE, ALIGN) \
- (TREE_CODE (TYPE) == VECTOR_TYPE ? (TARGET_SPE_ABI ? 64 : 128) \
- : (TARGET_E500_DOUBLE && TYPE_MODE (TYPE) == DFmode) ? 64 \
+ (TREE_CODE (TYPE) == VECTOR_TYPE ? ((TARGET_SPE_ABI \
+ || TARGET_PAIRED_FLOAT) ? 64 : 128) \
+ : (TARGET_E500_DOUBLE \
+ && (TYPE_MODE (TYPE) == DFmode || TYPE_MODE (TYPE) == DDmode)) ? 64 \
: TREE_CODE (TYPE) == ARRAY_TYPE \
&& TYPE_MODE (TREE_TYPE (TYPE)) == QImode \
&& (ALIGN) < BITS_PER_WORD ? BITS_PER_WORD : (ALIGN))
#define SLOW_UNALIGNED_ACCESS(MODE, ALIGN) \
(STRICT_ALIGNMENT \
|| (((MODE) == SFmode || (MODE) == DFmode || (MODE) == TFmode \
- || (MODE) == DDmode || (MODE) == TDmode \
+ || (MODE) == SDmode || (MODE) == DDmode || (MODE) == TDmode \
|| (MODE) == DImode) \
&& (ALIGN) < 32))
\f
/* SPE SIMD registers are just the GPRs. */
#define SPE_SIMD_REGNO_P(N) ((N) <= 31)
+/* PAIRED SIMD registers are just the FPRs. */
+#define PAIRED_SIMD_REGNO_P(N) ((N) >= 32 && (N) <= 63)
+
/* True if register is the XER register. */
#define XER_REGNO_P(N) ((N) == XER_REGNO)
|| (MODE) == V1DImode \
|| (MODE) == V2SImode)
-#define UNITS_PER_SIMD_WORD \
- (TARGET_ALTIVEC ? UNITS_PER_ALTIVEC_WORD \
- : (TARGET_SPE ? UNITS_PER_SPE_WORD : UNITS_PER_WORD))
+#define PAIRED_VECTOR_MODE(MODE) \
+ ((MODE) == V2SFmode)
+
+#define UNITS_PER_SIMD_WORD \
+ (TARGET_ALTIVEC ? UNITS_PER_ALTIVEC_WORD \
+ : (TARGET_SPE ? UNITS_PER_SPE_WORD : (TARGET_PAIRED_FLOAT ? \
+ UNITS_PER_PAIRED_WORD : UNITS_PER_WORD)))
/* Value is TRUE if hard register REGNO can hold a value of
machine-mode MODE. */
|| (CLASS1) == ALTIVEC_REGS \
|| (CLASS2) == ALTIVEC_REGS))
+/* For cpus that cannot load/store SDmode values from the 64-bit
+ FP registers without using a full 64-bit load/store, we need
+ to allocate a full 64-bit stack slot for them. */
+
+#define SECONDARY_MEMORY_NEEDED_RTX(MODE) \
+ rs6000_secondary_memory_needed_rtx (MODE)
+
/* Return the maximum number of consecutive registers
needed to represent mode MODE in a register of class CLASS.
#define CLASS_MAX_NREGS(CLASS, MODE) \
(((CLASS) == FLOAT_REGS) \
? ((GET_MODE_SIZE (MODE) + UNITS_PER_FP_WORD - 1) / UNITS_PER_FP_WORD) \
- : (TARGET_E500_DOUBLE && (CLASS) == GENERAL_REGS && (MODE) == DFmode) \
+ : (TARGET_E500_DOUBLE && (CLASS) == GENERAL_REGS \
+ && ((MODE) == DFmode || (MODE) == DDmode)) \
? 1 \
: ((GET_MODE_SIZE (MODE) + UNITS_PER_WORD - 1) / UNITS_PER_WORD))
: (((TARGET_E500_DOUBLE \
&& ((((TO) == DFmode) + ((FROM) == DFmode)) == 1 \
|| (((TO) == TFmode) + ((FROM) == TFmode)) == 1 \
+ || (((TO) == DDmode) + ((FROM) == DDmode)) == 1 \
+ || (((TO) == TDmode) + ((FROM) == TDmode)) == 1 \
|| (((TO) == DImode) + ((FROM) == DImode)) == 1)) \
|| (TARGET_SPE \
&& (SPE_VECTOR_MODE (FROM) + SPE_VECTOR_MODE (TO)) == 1)) \
#define STARTING_FRAME_OFFSET \
(FRAME_GROWS_DOWNWARD \
? 0 \
- : (RS6000_ALIGN (current_function_outgoing_args_size, \
+ : (RS6000_ALIGN (crtl->outgoing_args_size, \
TARGET_ALTIVEC ? 16 : 8) \
+ RS6000_SAVE_AREA))
length of the outgoing arguments. The default is correct for most
machines. See `function.c' for details. */
#define STACK_DYNAMIC_OFFSET(FUNDECL) \
- (RS6000_ALIGN (current_function_outgoing_args_size, \
+ (RS6000_ALIGN (crtl->outgoing_args_size, \
TARGET_ALTIVEC ? 16 : 8) \
+ (STACK_POINTER_OFFSET))
/* Define this if the maximum size of all the outgoing args is to be
accumulated and pushed during the prologue. The amount can be
- found in the variable current_function_outgoing_args_size. */
+ found in the variable crtl->outgoing_args_size. */
#define ACCUMULATE_OUTGOING_ARGS 1
/* Value is the number of bytes of arguments automatically
#define FUNCTION_ARG_BOUNDARY(MODE, TYPE) \
function_arg_boundary (MODE, TYPE)
-/* Implement `va_start' for varargs and stdarg. */
-#define EXPAND_BUILTIN_VA_START(valist, nextarg) \
- rs6000_va_start (valist, nextarg)
-
#define PAD_VARARGS_DOWN \
(FUNCTION_ARG_PADDING (TYPE_MODE (type), type) == downward)
refers to a constant pool entry of an address (or the sum of it
plus a constant), a short (16-bit signed) constant plus a register,
the sum of two registers, or a register indirect, possibly with an
- auto-increment. For DFmode and DImode with a constant plus register,
- we must ensure that both words are addressable or PowerPC64 with offset
- word aligned.
+ auto-increment. For DFmode, DDmode and DImode with a constant plus
+ register, we must ensure that both words are addressable or PowerPC64
+ with offset word aligned.
- For modes spanning multiple registers (DFmode in 32-bit GPRs,
+ For modes spanning multiple registers (DFmode and DDmode in 32-bit GPRs,
32-bit DImode, TImode), indexed addressing cannot be used because
adjacent memory cells are accessed by adding word-sized offsets
during assembly output. */
/* The cntlzw and cntlzd instructions return 32 and 64 for input of zero. */
#define CLZ_DEFINED_VALUE_AT_ZERO(MODE, VALUE) \
- ((VALUE) = ((MODE) == SImode ? 32 : 64))
+ ((VALUE) = ((MODE) == SImode ? 32 : 64), 1)
/* The CTZ patterns return -1 for input of zero. */
-#define CTZ_DEFINED_VALUE_AT_ZERO(MODE, VALUE) ((VALUE) = -1)
+#define CTZ_DEFINED_VALUE_AT_ZERO(MODE, VALUE) ((VALUE) = -1, 1)
/* Specify the machine mode that pointers have.
After generation of rtl, the compiler makes no further distinction
SPE_BUILTIN_MFSPEFSCR,
SPE_BUILTIN_BRINC,
+ /* PAIRED builtins. */
+ PAIRED_BUILTIN_DIVV2SF3,
+ PAIRED_BUILTIN_ABSV2SF2,
+ PAIRED_BUILTIN_NEGV2SF2,
+ PAIRED_BUILTIN_SQRTV2SF2,
+ PAIRED_BUILTIN_ADDV2SF3,
+ PAIRED_BUILTIN_SUBV2SF3,
+ PAIRED_BUILTIN_RESV2SF2,
+ PAIRED_BUILTIN_MULV2SF3,
+ PAIRED_BUILTIN_MSUB,
+ PAIRED_BUILTIN_MADD,
+ PAIRED_BUILTIN_NMSUB,
+ PAIRED_BUILTIN_NMADD,
+ PAIRED_BUILTIN_NABSV2SF2,
+ PAIRED_BUILTIN_SUM0,
+ PAIRED_BUILTIN_SUM1,
+ PAIRED_BUILTIN_MULS0,
+ PAIRED_BUILTIN_MULS1,
+ PAIRED_BUILTIN_MERGE00,
+ PAIRED_BUILTIN_MERGE01,
+ PAIRED_BUILTIN_MERGE10,
+ PAIRED_BUILTIN_MERGE11,
+ PAIRED_BUILTIN_MADDS0,
+ PAIRED_BUILTIN_MADDS1,
+ PAIRED_BUILTIN_STX,
+ PAIRED_BUILTIN_LX,
+ PAIRED_BUILTIN_SELV2SF4,
+ PAIRED_BUILTIN_CMPU0,
+ PAIRED_BUILTIN_CMPU1,
+
+ RS6000_BUILTIN_RECIP,
+ RS6000_BUILTIN_RECIPF,
+ RS6000_BUILTIN_RSQRTF,
+
RS6000_BUILTIN_COUNT
};
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