1 Thu Aug 13 16:09:53 1998 Martin von Loewis <loewis@informatik.hu-berlin.de>
3 * expr.c (safe_from_p): Change code to ERROR_MARK only when not
6 Thu Aug 13 15:24:48 1998 Jason Merrill <jason@yorick.cygnus.com>
8 * toplev.c (display_help): Add braces to shut up warnings.
9 * tree.c (simple_cst_equal): Likewise.
11 * fold-const.c (non_lvalue): Don't deal with null pointer
13 (fold, case COMPOUND_EXPR): Wrap a constant 0 in a NOP_EXPR.
15 * c-typeck.c (initializer_constant_valid_p): Allow conversion of 0
16 of any size to a pointer.
18 Thu Aug 13 12:53:13 1998 Jim Wilson <wilson@cygnus.com>
20 * i386/winnt.c (i386_pe_asm_file_end): Check TREE_SYMBOL_REFERENCED.
22 Wed Aug 12 17:25:18 1998 Jeffrey A Law (law@cygnus.com)
24 * mn10300.c (REG_SAVE_BYTES): Only reserve space for registers
26 * mn10300.md (prologue insn): Only save registers which need saving.
27 (epilogue insn): Similarly.
29 * mn10300.c, mn10300.h, mn10300.md: Remove "global zero register"
32 Wed Aug 12 12:39:16 1998 Gavin Romig-Koch <gavin@cygnus.com>
34 * mips/mips.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG for
35 VAR_DECL's in gp addressable sections.
37 Tue Aug 11 23:02:31 1998 John Carr <jfc@mit.edu>
39 * sparc.c: Change return <exp> to <exp>; return; in functions
41 * sparc.md: Add empty semicolon statement after final label in
44 Tue Aug 11 22:42:01 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
46 * config/sparc/sparc.md (define_insn addx_extend): Rename to
47 addx_extend_sp64, only allow when TARGET_ARCH64.
48 (define_insn addx_extend_sp32 and split): Version that works when
50 (define_insn subx_extend): Likewise.
51 (define_split adddi3 and subdi3 with zero extension): Fixup and
52 correct bugs when not TARGET_ARCH64.
54 Tue Aug 11 16:04:34 1998 John Carr <jfc@mit.edu>
56 * except.c (set_exception_lang_code, set_exception_version_code):
57 Use prototype-style definition if __STDC__, to match declaration
60 * genemit.c: Change FAIL and DONE macros not to use loops.
62 Tue Aug 11 12:27:03 1998 Jim Wilson <wilson@cygnus.com>
64 * dwarf2out.c (ASM_OUTPUT_DWARF_ADDR_CONST): Use
65 ASM_OUTPUT_DWARF2_ADDR_CONST if defined.
67 * mips/mips.md (reload_outsi): Use M16_REG_P when TARGET_MIPS16.
69 Tue Aug 11 18:12:53 1998 Dave Love <d.love@dl.ac.uk>
71 * README.g77: Update from Craig.
73 Tue Aug 11 04:46:01 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
75 * config/sparc/sparc.c (sparc_emit_set_const32): INTVAL is of
77 (safe_constDI sparc_emit_set_const64_quick1,
78 sparc_emit_set_const64_quick2, sparc_emit_set_const64_longway,
79 analyze_64bit_constant, const64_is_2insns,
80 create_simple_focus_bits): Fix some bugs when compiled on real
82 (function_arg_record_value_3, function_arg_record_value_2,
83 function_arg_record_value): Add fully prototyped forward decls.
84 * config/sparc/sparc.md (define_insn cmpsi_insn_sp32): Rename back
85 to cmpsi_insn and use on both 64 and 32 bit targets.
86 (define_insn cmpsi_insn_sp64): Remove.
87 (define_expand zero_extendsidi2): Allow for 32-bit target too.
88 (define_insn zero_extendsidi2_insn): Rename to
89 zero_extendsidi2_insn_sp64.
90 (define_insn zero_extendsidi2_insn_sp32): New pattern and
91 assosciated forced split for it.
93 * config/sparc/sparc.c (const64_operand, const64_high_operand):
95 * config/sparc/sparc.h: Declare them.
96 (PREDICATE_CODES): Add them.
97 * config/sparc/sparc.md (movdi_lo_sum_sp64_dbl,
98 movdi_high_sp64_dbl, xordi3_sp64_dbl): Use them.
100 Mon Aug 10 22:57:24 1998 John Carr <jfc@mit.edu>
102 * config/sparc/sparc.md (define_insn jump): Output ba,pt not b,pt
103 in v9 case as the latter makes the Solaris assembler crash.
105 Mon Aug 10 22:39:09 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
107 * config/sparc/sparc.c (input_operand): Do not accept a LO_SUM MEM
108 for TFmode when !v9. We require offsettable memory addresses.
109 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Handle TFmode to
110 DFmode register number conversions.
111 * config/sparc/sparc.md (define_split DFmode moves): If register
112 is a SUBREG do alter_subreg on it before using.
113 (define_expand movtf): Fixup comment about alignment on v9.
114 (define_split TFmode moves): Don't use gen_{high,low}part, create
115 explicit SUBREGs instead.
117 Mon Aug 10 19:02:55 1998 John Carr <jfc@mit.edu>
119 * Makefile.in (mbchar.o): Depend on mbchar.c.
121 Mon Aug 10 04:28:13 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
122 Richard Henderson <rth@cygnus.com>
124 Rewrite Sparc backend for better code generation and
125 improved sparc64 support.
126 * config/sparc/sp64-elf.h: Set JUMP_TABLES_IN_TEXT_SECTION to
128 * config/sparc/sysv4.h: Likewise.
129 * config/sparc/sparc.c (v8plus_regcmp_p, sparc_operand,
130 move_operand, v8plus_regcmp_op, emit_move_sequence,
131 singlemove_string, doublemove_string, mem_aligned_8,
132 output_move_double, output_move_quad, output_fp_move_double,
133 move_quad_direction, output_fp_move_quad, output_scc_insn):
135 (small_int_or_double): New predicate.
136 (gen_compare_reg): Remove TARGET_V8PLUS cmpdi_v8plus emission.
137 (legitimize_pic_address): Emit movsi_{high,lo_sum}_pic instead of
138 old pic_{sethi,lo_sum}_si patterns.
139 (mem_min_alignment): New generic function to replace
140 mem_aligned_8, which uses REGNO_POINTER_ALIGN information when
141 available and can test for arbitrary alignments. All callers
143 (save_regs, restore_regs, build_big_number,
144 output_function_prologue, output_cbranch, output_return,
145 sparc_flat_save_restore, sparc_flat_output_function_prologue,
146 sparc_flat_output_function_epilogue): Prettify
148 (output_function_epilogue): Likewise and add code to output
149 deferred case vectors.
150 (output_v9branch): Likewise, add new arg INSN and use it to tack
151 on branch prediction settings. All callers changed.
152 (print_operand): Likewise and output %l44 for LO_SUMs when
154 (sparc_splitdi_legitimate): New function to make sure DImode
155 splits can be run properly when !arch64.
156 (sparc_initialize_trampoline, sparc64_initialize_trampoline):
157 Reformat example code in comments.
158 (set_extends): Remove UNSPEC/v8plus_clear_high case.
159 (sparc_addr_diff_list, sparc_addr_list): New statics to keep track
160 of deferred case vectors we need to output.
161 (sparc_defer_case_vector): Record a case vector.
162 (sparc_output_addr_vec, sparc_output_addr_diff_vec,
163 sparc_output_deferred_case_vectors): New functions to output them.
164 (sparc_emit_set_const32): New function to form 32-bit constants in
165 registers when that requires more than one instruction.
166 (safe_constDI, sparc_emit_set_const64_quick1,
167 sparc_emit_set_const64_quick2, sparc_emit_set_const64_longway,
168 analyze_64bit_constant, const64_is_2insns,
169 create_simple_focus_bits, sparc_emit_set_const64): New functions
170 which do the same for 64-bit constants when arch64.
171 (sparc_emit_set_symbolic_const64): New function to emit address
172 loading for all code models on v9.
173 * config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Do not make
174 %g1 fixed when arch64, unfix %g0 when TARGET_LIVE_G0.
175 (ALTER_HARD_SUBREG): Fix thinko, return REGNO + 1 not 1.
176 (SECONDARY_INPUT_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS): Fix
177 inaccuracies in comments, add symbolic and text_segment operands
178 when TARGET_CM_MEDANY and TARGET_CM_EMBMEDANY respectively. Use
179 GENERAL_REGS in these cases as a temp REG is needed to load these
180 addresses into a register properly.
181 (EXTRA_CONSTRAINT): Document more accurately, remove Q case as it
183 (GO_IF_LEGITIMATE_ADDRESS): Allow TFmode for LO_SUM on v9 since fp
184 quads are guarenteed to have 16-byte alignment.
185 (LEGITIMIZE_ADDRESS): For SYMBOL_REF, CONST, and LABEL_REF use
186 copy_to_suggested_reg instead of explicit LO_SUM and HIGH.
187 (ASM_OUTPUT_ADDR_VEC, ASM_OUTPUT_ADDR_DIFF_VEC): New macros for
188 deferred case vector implementation.
189 (ASM_OUTPUT_ADDR_VEC_ELT): Use fputc to output newline.
190 (ASM_OUTPUT_ADDR_DIFF_ELT): Parenthesize LABEL in macro calls.
191 Generate "internal label - label" instead of "label - 1b".
192 (PRINT_OPERAND_ADDRESS): For LO_SUM use %l44 on TARGET_CM_MEDMID.
193 (PREDICATE_CODES): Remove sparc_operand, move_operand,
194 v8plus_regcmp_op. Add small_int_or_double, input_operand, and
196 (doublemove_string, output_block_move, output_fp_move_double,
197 output_fp_move_quad, output_move_double, output_move_quad,
198 output_scc_insn, singlemove_string, mem_aligned_8, move_operand,
199 sparc_operand, v8plus_regcmp_op, v8plus_regcmp_p): Remove externs.
200 (sparc_emit_set_const32, sparc_emit_set_const64,
201 sparc_emit_set_symbolic_const64, input_operand, zero_operand,
202 mem_min_alignment, small_int_or_double): Add externs.
203 * config/sparc/sparc.md: Document the many uses of UNSPEC and
204 UNSPEC_VOLATILE in this backend.
205 (define_function_unit ieu): Rename to ieu_unnamed. Add move and
206 unary to types which execute in it.
207 (define_function_unit ieu_shift): Rename to ieu0.
208 (define_function_unit ieu1): New, executes compare, call, and
209 uncond_branch type insns.
210 (define_function_units for type fdivs, fdivd, fsqrt): These
211 execute in the fpu multiply unit not the adder on UltraSparc.
212 (define_expand cmpdi): Disallow TARGET_V8PLUS.
213 (define_insn cmpsi_insn): Rename to cmpsi_insn_sp32.
214 (define_insn cmpsi_insn_sp64): New, same as sp32 variant except it
215 allows the arith_double_operand predicate and rHI constraint when
217 (define_insn cmpdi_sp64, cmpsf_fpe, cmpdf_fpe, cmptf_fpe,
218 cmpsf_fp, cmpdf_fp, cmptf_fp, sltu_insn, neg_sltu_insn,
219 neg_sltu_minux_x, neg_sltu_plus_x, sgeu_insn, neg_sgeu_insn,
220 sltu_plus_x, sltu_plus_x, sltu_plus_x_plus_y, x_minus_sltu,
221 sgeu_plus_x, x_minus_sgeu, movqi_cc_sp64, movhi_cc_sp64,
222 movsi_cc_sp64, movdi_cc_sp64, movsf_cc_sp64, movdf_cc_sp64,
223 movtf_cc_sp64, movqi_cc_reg_sp64, movhi_cc_reg_sp64,
224 movsi_cc_reg_sp64, movdi_cc_reg_sp64, movsf_cc_reg_sp64,
225 movdf_cc_reg_sp64, movtf_cc_reg_sp64, zero_extendhisi2_insn,
226 cmp_siqi_trunc, cmp_siqi_trunc_set, sign_extendhisi2_insn,
227 sign_extendqihi2_insn, sign_extendqisi2_insn,
228 sign_extendqidi2_insn, sign_extendhidi2_insn,
229 extendsfdf2, extendsftf2, extenddftf2, truncdfsf2, trunctfsf2,
230 trunctfdf2, floatsisf2, floatsidf2, floatsitf2, floatdisf2,
231 floatdidf2, floatditf2, fix_truncsfsi2, fix_truncdfsi2,
232 fix_trunctfsi2, fix_truncsfdi2, fix_truncdfdi2, fix_trunctfdi2,
233 adddi3_sp64, addsi3, cmp_ccx_plus, cmp_cc_plus_set, subdi_sp64,
234 subsi3, cmp_minus_ccx, cmp_minus_ccx_set, mulsi3, muldi3,
235 muldi3_v8plus, cmp_mul_set, mulsidi3, mulsidi3_v8plus,
236 const_mulsidi3_v8plus, mulsidi3_sp32, const_mulsidi3,
237 smulsi3_highpart_v8plus, unnamed subreg mult,
238 const_smulsi3_highpart_v8plus, smulsi3_highpart_sp32,
239 const_smulsi3_highpart, umulsidi3_v8plus, umulsidi3_sp32,
240 const_umulsidi3, const_umulsidi3_v8plus, umulsi3_highpart_v8plus,
241 const_umulsi3_highpart_v8plus, umulsi3_highpart_sp32,
242 const_umulsi3_highpart, divsi3, divdi3, cmp_sdiv_cc_set, udivsi3,
243 udivdi3, cmp_udiv_cc_set, smacsi, smacdi, umacdi, anddi3_sp64,
244 andsi3, and_not_di_sp64, and_not_si, iordi3_sp64, iorsi3,
245 or_not_di_sp64, or_not_si, xordi3_sp64, xorsi3, xor_not_di_sp64,
246 xor_not_si, cmp_cc_arith_op, cmp_ccx_arith_op,
247 cmp_cc_arith_op_set, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
248 cmp_cc_xor_not_set, cmp_ccx_xor_not_set, cmp_cc_arith_op_not,
249 cmp_ccx_arith_op_not, cmp_cc_arith_op_not_set,
250 cmp_ccx_arith_op_not_set, negdi2_sp64, cmp_cc_neg, cmp_ccx_neg,
251 cmp_cc_set_neg, cmp_ccx_set_neg, one_cmpldi2_sp64, cmp_cc_not,
252 cmp_ccx_not, cmp_cc_set_not, cmp_ccx_set_not, addtf3, adddf3,
253 addsf3, subtf3, subdf3, subsf3, multf3, muldf3, mulsf3,
254 muldf3_extend, multf3_extend, divtf3, divdf3, divsf3, negtf2,
255 negdf2, negsf2, abstf2, absdf2, abssf2, sqrttf2, sqrtdf2, sqrtsf2,
256 ashlsi3, ashldi3, unnamed DI ashift, cmp_cc_ashift_1,
257 cmp_cc_set_ashift_1, ashrsi3, ashrdi3, unnamed DI ashiftrt,
258 ashrdi3_v8plus, lshrsi3, lshrdi3, unnamed DI lshiftrt,
259 lshrdi3_v8plus, tablejump_sp32, tablejump_sp64, call_address_sp32,
260 call_symbolic_sp32, call_address_sp64, call_symbolic_sp64,
261 call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
262 call_address_untyped_struct_value_sp32,
263 call_symbolic_untyped_struct_value_sp32, call_value_address_sp32,
264 call_value_symbolic_sp32, call_value_address_sp64,
265 call_value_symbolic_sp64, branch_sp32, branch_sp64,
266 flush_register_windows, goto_handler_and_restore,
267 goto_handler_and_restore_v9, goto_handler_and_restore_v9_sp64,
268 flush, all ldd/std peepholes, return_qi, return_hi, return_si,
269 return_addsi, return_di, return_adddi, return_sf, all call+jump
270 peepholes, trap, unnamed trap insns): Prettify output strings.
271 (define_insn anddi3_sp32, and_not_di_sp32, iordi3_sp32,
272 or_not_di_sp32, xordi3_sp32, xor_not_di_sp32, one_cmpldi2):
273 Likewise and force + implement splits for integer cases.
274 (define_insn return_sf_no_fpu): Likewise and allow to match when
275 no-fpu because of our subreg SFmode splits.
276 (define_insn zero_extendqihi2, zero_extendqisi2_insn,
277 zero_extendqidi2_insn, zero_extendhidi2_insn,
278 zero_extendsidi2_insn, sign_extendsidi2_insn): Likewise and use
279 input_operand for second operand.
280 (cmp_minus_cc, cmp_minus_cc_set): Likewise and use
281 reg_or_0_operand for operand 2 so new splits can use it.
282 (cmp_zero_extendqisi2, cmp_zero_extendqisi2_set, cmp_cc_plus,
283 cmp_cc_xor_not): Likewise and don't forget to check TARGET_LIVE_G0
285 (cmp_zero_extract, cmp_zero_extract_sp64): Likewise and allow
286 CONST_DOUBLEs for operand 2.
287 (define_insn move_label_di): Likewise and label distance
288 optimization because it no longer works with new deferred case
289 vector scheme. To be revisited.
290 (define_insn x_minus_y_minus_sltu, x_minus_sltu_plus_y): Likewise
291 and allow reg_or_0_operand and J constraint for second operand.
292 (define_insn jump): Set branch predict taken on V9.
293 (define_insn tablejump): Emit LABEL_REF + PLUS memory address for
294 new deferred case vector scheme.
295 (define_insn pic_tablejump_32, pic_tablejump_64): Remove.
296 (define_insn negdi2_sp32): Force + implement splits.
297 (define_insn negsi2, one_cmplsi2): Rename to negsi2_not_liveg0 and
298 one_cmplsi2_not_liveg0 respectively, and create expander of original
299 names which emit special rtl for TARGET_LIVE_G0.
300 (define_insn cmpdi_v8plus, scc_si, scc_di): Remove.
301 (define_insn seq, sne, slt, sge, sle, sltu, sgeu): Don't do
302 gen_compare_reg, FAIL instead.
303 (define_insn sgtu, sleu): Likewise and check gen_s*() return
304 values when trying to reverse condition codes, if they FAIL then
306 (define_insn snesi_zero, neg_snesi_zero, snesi_zero_extend,
307 snedi_zero, neg_snedi_zero, snedi_zero_trunc, seqsi_zero,
308 neg_seqsi_zero, seqsi_zero_extend, seqdi_zero, neg_seqdi_zero,
309 seqdi_zero_trunc, x_plus_i_ne_0, x_minus_i_ne_0, x_plus_i_eq_0,
310 x_minus_i_eq_0): Add new splits to perform these multi-insn cases,
311 set output string to # to indicate they are mandatory splits.
312 (define_insn pic_lo_sum_si, pic_sethi_si, pic_lo_sum_di,
313 pic_sethi_di, move_pic_label_si): Remove.
314 (define_insn movsi_low_sum, movsi_high, movsi_lo_sum_pic,
315 movsi_high_pic, movsi_pic_label_reg): New patterns to take their
317 (define_expand movsi_pic_label_ref, define_insn
318 movsi_high_pic_label_ref, movsi_lo_sum_pic_label_ref): New
319 expander and insns to handle PIC label references and deferred
321 (define_insn get_pc_via_rdpc): Comment out as it is no longer
323 (define_expand movqi, movhi, movsi, movdi, movsf, movdf, movtf):
324 Rewrite to not use emit_move_sequence, make use of new constant
325 formation code, and new splits for all multi-insn cases.
326 (define_insn movqi_insn): Remove sethi case, it can never happen.
327 Use reg_or_zero_operand instead of const0_rtx explicit test,
328 use input_operand instead of move_operand for source, and use
329 general_operand now for dest.
330 (define_insn movhi_insn): Similar but leave sethi case.
331 (define_insn lo_sum_qi, store_qi, store_hi): Remove.
332 (define_insn sethi_hi lo_sum_hi): Rename to movhi_high and
333 movhi_lo_sum respectively, prettify output string.
334 (define_insn movsi_zero_liveg0): New pattern to put zero into a
335 register when needed on TARGET_LIVE_G0.
336 (define_insn movsi_insn): Use general_operand and input_operand
337 for dest and src respectively. Simplify applicability test.
338 Prettify output strings, and add clr alternative for J
340 (define_insn movdi_sp32_v9, movdi_sp32, define_splits for
341 deprecated std and reg-reg DI moves): Remove and...
342 (define_insn movdi_insn_sp32, movdi_insn_sp64): Replace with new
343 implementation which uses forced splits for all non-single insn
345 (define_split DI move cases on !arch64): New splits to handle all
346 situations of 64-bit double register DImode on 32bit, and
347 unaligned registers and memory addresses for all subtargets.
348 (define_insn movsf_const_insn, movdf_const_insn, store_sf):
350 (define_insn movsf_insn, movsf_no_f_insn): Use general_operand and
351 input_operand for dest and src respectively, prettify output
353 (define_insn movdf_insn, movdf_no_e_insn, store_df,
354 movtf_const_insn, movtf_insn, movtf_no_e_insn, store_tf): Remove
356 (define_insn movdf_insn_sp32, movdf_no_e_insn_sp32,
357 movdf_insn_sp64, movdf_no_e_insn_sp64, movtf_insn,
358 movtf_no_e_insn_sp32, movtf_insn_hq_sp64, movtf_insn_sp64,
359 movtf_no_e_insn_sp64) Replace with new
360 implementation which uses forced splits for all non-single insn
362 (define_split DF move cases): New splits in similar vein to DI
364 (define_insn sethi_di_medlow, sethi_di_medium_pic,
365 sethi_di_embmedany_data, sethi_di_embmedany_text, sethi_di_sp64,
366 movdi_sp64_insn): Remove old v9 code model and constant loading
368 (define_insn pic_lo_sum_di, pic_sethi_di,
369 sethi_di_medlow_embmedany_pic, sethi_di_medlow, losum_di_medlow,
370 seth44, setm44, setl44, sethh, setlm, sethm, setlo,
371 embmedany_sethi, embmedany_losum, embmedany_brsum,
372 embmedany_textuhi, embmedany_texthi, embmedany_textulo,
373 embmedany_textlo, movdi_lo_sum_sp64_cint, movdi_lo_sum_sp64_dbl,
374 movdi_high_sp64_cint, movdi_high_sp64_dbl): Replace with new
375 scheme, using unspecs, secondary reloads, and one to one sparc
376 insn to rtl insn mapping for better scheduling and code gen.
377 (define_expand reload_indi, reload_outdi): Reload helpers for
378 MEDANY and EMBMEDANY symbol address loading cases which require a
380 (define_expand movsicc): Remove v8plus_regcmp cases.
381 (define_insn movdi_cc_sp64_trunc, movdi_cc_reg_sp64_trunc,
382 cmp_zero_extendqidi2, cmp_zero_extendqidi2_set, cmp_qidi_trunc,
383 cmp_diqi_trunc_set): New patterns used by some of the new scc
385 (define_insn xordi3_sp64_dbl): New pattern used for constant
386 formation when crossing from 32-bit targets.
387 (define_insn movsi_cc_reg_v8plus, v8plus_clear_high, and helper
389 (define_insn addx, subx): Make visible and prettify.
390 (define_insn adddi3_insn_sp32): Likewise and force split.
391 (define_insn addx_extend, subx_extend, unnamed): New patterns for
392 64bit scc split usage.
393 (define_insn unnamed plusDI zero_extend, unnamed minusDI
394 zero_extend, subdi3): Force and implement splits.
396 * final.c (final_scan_insn): Don't output labels if target
397 specifies ASM_OUTPUT_ADDR_{DIFF}_VEC. Do these macro operations
400 * reorg.c (dbr_schedule): When taking on BR_PRED notes at the end,
401 don't forget to walk inside SEQUENCESs too as these are what the
402 delay slot scheduler will create.
404 Mon Aug 10 01:21:01 1998 Richard Henderson <rth@cygnus.com>
406 * alpha.md (extxl+1,+2): New patterns to work around
409 Sat Aug 8 19:20:22 1998 Gary Thomas (gdt@linuxppc.org)
411 * rs6000.c (rs6000_allocate_stack_space) Fix typo which
412 caused bad assembly code to be generated.
414 Sat Aug 8 18:53:28 1998 Jeffrey A Law (law@cygnus.com)
416 * netbsd.h: Fix typo.
418 Mon Aug 3 00:06:42 1998 Robert Lipe <robertl@dgii.com>
420 * config.sub: Fix typo.
422 Sun Aug 2 22:39:08 1998 Hans-Peter Nilsson <hp@axis.se>
424 * invoke.texi (Environment Variables): Typo: Change "ascpects"
426 (Running Protoize): Typo: Change "ther" into "other".
428 Sun Aug 2 00:42:50 1998 Jeffrey A Law (law@cygnus.com)
430 * i386/netbsd.h: Undo previous change to DWARF2_UNWIND_INFO.
431 * m68k/netbsd.h: Likewise.
432 * ns32k/netbsd.h: Likewise.
433 * sparc/netbsd.h: Likewise.
435 Sat Aug 1 17:59:30 1998 Richard Henderson <rth@cygnus.com>
437 * ginclude/va-alpha.h (va_list): Use a typedef, not a define.
438 * ginclude/va-clipper.h (va_list): Likewise.
440 Fri Jul 31 20:22:02 1998 Michael Meissner <meissner@cygnus.com>
442 * rs6000.c (rs6000_override_options): If big endian and -Os, use
443 load/store multiple instructions unless user overrides.
445 Fri Jul 31 17:08:59 1998 Jeffrey A Law (law@cygnus.com)
447 * ns32k/netbsd.h: Fix typo.
449 Fri Jul 31 10:23:55 1998 Doug Evans <devans@canuck.cygnus.com>
451 * m32r/m32r.h (ASM_OUTPUT_SOURCE_LINE): Always output line number
452 labels with .debugsym if no parallel insns.
454 Thu Jul 30 19:15:53 1998 Richard Henderson <rth@cygnus.com>
456 * alpha.md (fp cmp): Replicate patterns for ALPHA_TP_INSN.
457 (fcmov): Remove ALPHA_TP_INSN patterns -- fcmov doesn't trap.
459 Thu Jul 30 19:50:15 1998 David Edelsohn <edelsohn@mhpcc.edu>
461 * rs6000/x-aix43 (AR_FOR_TARGET_FLAGS): Delete.
462 (AR_FOR_TARGET): Define.
464 Thu Jul 30 12:29:12 1998 Mark Mitchell <mark@markmitchell.com>
466 * dyn-string.h: New file.
467 * dyn-string.c: Likewise.
468 * Makefile.in (OBJS): Add dyn-string.o.
469 (dwarf2out.o): Add dyn-string.h dependency.
470 (dyn-string.o): List dependencies.
471 * dwarf2out.c: Include dyn-string.h.
472 (ASM_NAME_TO_STRING): Use dyn_string_append, rather than strcpy.
473 (addr_const_to_string): Take a dyn_string_t, not a char* as a
474 prototype. Use dyn_string_append rather than strcat, throughout.
475 (addr_to_string): Use dyn_string_t.
477 Thu Jul 30 13:08:07 1998 Ken Raeburn <raeburn@cygnus.com>
479 Function entry/exit profiling instrumentation:
480 * expr.h (profile_function_entry_libfunc,
481 profile_function_exit_libfunc): Declare new variables.
482 * optabs.c: Define them here.
483 (init_optabs): Initialize them.
484 * tree.h (struct tree_decl): New flag
485 no_instrument_function_entry_exit.
486 (DECL_NO_INSTRUMENT_FUNCTION_ENTRY_EXIT): New accessor macro.
487 * c-decl.c (duplicate_decls): Merge it.
488 * c-common.c (enum attrs): New value A_NO_INSTRUMENT_FUNCTION.
489 (init_attributes): Use it for "no_instrument_function".
490 (decl_attributes): Handle it, for functions that have not yet been
491 compiled. Set decl flag.
492 * flags.h (flag_instrument_function_entry_exit): Declare new
494 * toplev.c (flag_instrument_function_entry_exit): Define it here.
495 (f_options): New option "instrument-functions".
496 * function.h (struct function): New field instrument_entry_exit.
497 * function.c (current_function_instrument_entry_exit): New
499 (push_function_context_to, pop_function_context_from): Save and
501 (expand_function_start): Set current_ variable, maybe emit return
502 label and entry profile call.
503 (expand_function_end): Maybe emit exit profile call.
505 Thu Jul 30 00:58:34 1998 Jeffrey A Law (law@cygnus.com)
507 * i386.md (movqi): When optimizing a load of (const_int 1) into a
508 NON_QI_REG_P, pretend the register is SImode.
510 Wed Jul 29 23:49:23 1998 Todd Vierling <tv@netbsd.org>
512 * configure.in: Use xm-netbsd.h as the NetBSD xm file (not xm-siglist).
513 Accept arm32 as arm, m68k4k as m68k, mipsle as mips-dec, and any
514 manufacturer id for ns32k.
515 * configure: Regenerated.
516 * config/netbsd.h: When using ASM_WEAKEN_LABEL, make it global too.
517 * config/t-netbsd: Don't compile libgcc1-test as the fns are in libc.
518 * config/i386/netbsd.h: Undefine DWARF2_UNWIND_INFO, not define as 0.
519 * config/m68k/netbsd.h: Same.
520 * config/ns32k/netbsd.h: Same.
521 * config/sparc/netbsd.h: Same.
523 Wed Jul 29 22:39:21 1998 Jeffrey A Law (law@cygnus.com)
525 * unroll.c (unroll_loop): Do not abort for an UNROLL_MODULO
526 or UNROLL_COMPLETELY loop that starts with a jump to its
529 Wed Jul 29 22:18:14 1998 David Edelsohn <edelsohn@mhpcc.edu>
531 * rs6000/rs6000.md (absdi2 define_split): Swap operands of MINUS.
532 * rs6000/rs6000.c (mask64_operand): Use HOST_BITS_PER_WIDE_INT.
533 (print_operand, case 'B'): Don't fall through.
534 (print_operand, case 'S'): Correct mask begin/end computation.
535 Use HOST_BITS_PER_WIDE_INT.
536 * rs6000/rs6000.h (CPP_PREDEFINES): Define _LONG_LONG.
537 (CONDITIONAL_REGISTER_USAGE): GPR13 fixed if TARGET_64BIT.
538 * rs6000/aix41.h (CPP_PREDEFINES): Same.
539 * rs6000/aix43.h (CPP_PREDEFINES): Same.
541 Wed Jul 29 11:47:10 1998 Nick Clifton <nickc@cygnus.com>
543 * config/arm/thumb.md (extendqisi2_insn): Remove earlyclobber
544 constraint from second alternative.
546 Tue Jul 28 23:29:04 1998 Jason Merrill <jason@yorick.cygnus.com>
548 * configure.in: Fix --without/--disable cases for local-prefix,
549 gxx-include-dir and checking.
551 Tue Jul 28 22:01:23 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
553 * configure.in (enable_haifa): Set by default for sparc64 too.
556 Tue Jul 28 23:29:04 1998 Jason Merrill <jason@yorick.cygnus.com>
558 * i386/cygwin32.h (VALID_MACHINE_TYPE_ATTRIBUTE): New macro.
559 * i386/winnt.c (associated_type): New fn.
560 (i386_pe_valid_type_attribute_p): New fn.
561 (i386_pe_check_vtable_importexport): Remove.
562 (i386_pe_dllexport_p): Use associated_type.
563 (i386_pe_dllimport_p): Likewise.
565 From Antonio M. O. Neto <anmendes@cruzeironet.com.br>:
566 * i386.c (i386_valid_type_attribute_p): Also accept
567 attributes for METHOD_TYPEs.
569 Tue Jul 28 23:17:39 1998 Peter Gerwinski <peter@gerwinski.de>
571 * tree.c (build_range_type): Copy TYPE_SIZE_UNIT.
573 Tue Jul 28 22:31:12 1998 Craig Burley <burley@gnu.org>
575 * gcc.c: Fix commentary describing %g, %u, %U, and %O.
577 * gcc.c (do_spec_1): Fix handling of %g%O and %U%O to prevent
578 them from generating a new base name for each occurence of
581 1998-07-28 Vladimir N. Makarov <vmakarov@cygnus.com>
583 * cse.c (cse_insn): Enable subsitution inside libcall only for REG,
585 * rtlanal.c (replace_rtx): Prohibit replaces in CONST_DOUBLE.
589 * cplus-dem.c (type_kind_t): New type.
590 (demangle_template_value_parm): Add type_kind_t parameter. Rely
591 on this paramter, rather than demangling the type again.
592 (demangle_integral_value): Pass tk_integral.
593 (demangle_template_: Pass the value returned from do_type.
594 (do_type): Return a type_kind_t. Pass tk_integral to
595 demangle_template_value_parm for array bounds.
596 (demangle_fund_type): Likewise.
598 Mon Jul 27 00:54:41 1998 Jason Merrill <jason@yorick.cygnus.com>
600 * tree.c (simple_cst_equal, case CONSTRUCTOR): OK if the elts are
603 Mon Jul 27 22:18:36 1998 Jeffrey A Law (law@cygnus.com)
605 * pa.c (move_operand): Accept CONSTANT_P_RTX.
607 Mon Jul 27 17:18:52 1998 Dave Brolley <brolley@cygnus.com>
609 * stor-layout.c (layout_type): Handle arrays of bits, for Chill.
611 * expr.c (get_inner_reference): Handle zero-based, unsigned, array
614 Mon Jul 27 14:51:33 1998 Jeffrey A Law (law@cygnus.com)
616 * mn10300.h (DEBUGGER_AUTO_OFFSET): Define.
617 (DEBUGGER_ARG_OFFSET): Likewise.
619 * mn10300.md (movsf): Remove last change. Not needed.
621 Mon Jul 27 14:22:36 1998 Dave Brolley <brolley@cygnus.com>
623 * c-lex.c (yylex): Fix boundary conditions in character literal and
624 string literal loops.
626 Mon Jul 27 11:43:54 1998 Stan Cox <scox@cygnus.com>
628 * longlong.h (count_leading_zeros): Sparclite scan instruction was
629 being invoked incorrectly.
631 * i386.c (ix86_prologue): Added SUBTARGET_PROLOGUE invocation.
632 * i386/cygwin32.h (STARTFILE_SPEC, LIB_SPEC, SUBTARGET_PROLOGUE):
634 * i386/win32.h: New file. Hybrid mingw32.h/cygwin32.h configuration.
635 * configure.in: Added i[34567]86-*-win32
637 * configure: Rebuilt.
639 Sun Jul 26 01:11:12 1998 H.J. Lu (hjl@gnu.org)
641 * i386.h (CONST_DOUBLE_OK_FOR_LETTER_P): Return 0 when eliminating
642 the frame pointer and compiling PIC code and reload has not completed.
644 * i386.c (output_to_reg): Add code to emulate non-popping DImode
647 Sun Jul 26 01:01:32 1998 Jeffrey A Law (law@cygnus.com)
649 * regmove.c (regmove_optimize): Fix typo initializing regmove_bb_head.
651 Sat Jul 25 23:29:23 1998 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
653 * Makefile.in (install-info): Only try to update the info
654 directory file if it exists in the first place.
656 Fri Jul 24 18:58:37 1998 Klaus Espenlaub <kespenla@student.informatik.uni-ulm.de>
658 * rs6000.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Delete.
660 Fri Jul 24 14:20:26 1998 Jeffrey A Law (law@cygnus.com)
662 * mn10300.md (movqi, movhi, movsi, movsf): Correctly handle
665 Fri Jul 24 11:17:04 1998 Nick Clifton <nickc@cygnus.com>
667 * config/arm/thumb.c (thumb_print_operand): Decode %_ in asm
668 strings as the insertion of USER_LABEL_PREFIX.
669 * config/arm/thumb.h (PRINT_OPERAND_PUNCT_VALID_P): Accept _ as a
671 * config/arm/thumb.md: Use %_ as a prefix to gcc library function
674 Thu Jul 23 18:53:20 1998 Jim Wilson <wilson@cygnus.com>
676 * dbxout.c (dbxout_range_type): Only call dbxout_type_index for
677 already defined type.
679 Thu Jul 23 13:49:41 1998 Jeffrey A Law (law@cygnus.com)
681 * expr.c (check_max_integer_computation_mode): Allow conversions
682 of constant integers to MAX_INTEGER_COMPUTATION_MODE.
683 (expand_expr): Likewise.
685 Thu Jul 23 11:12:06 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
687 * expr.c (expand_expr): Expand RETURN_EXPR.
689 Thu Jul 23 11:00:29 1998 Jim Wilson <wilson@cygnus.com>
691 * dwarf2out.c (dwarf2out_finish): Call stripattributes on TEXT_SECTION.
693 Wed Jul 22 19:10:00 1998 Catherine Moore <clm@cygnus.com>
695 * dwarf2out.c (output_aranges): Call stripattributes
696 for TEXT_SECTION references.
697 (output_line_info): Likewise.
699 Wed Jul 22 14:08:54 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
701 * profile.c (branch_prob): Call allocate_reg_info after outputting
702 profile rtl in instrument_arcs.
704 Wed Jul 22 12:47:49 1998 Jim Wilson <wilson@cygnus.com>
706 * fixinc.irix (math.h): Install wrapper instead of copying.
708 Wed Jul 22 12:37:14 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
710 * tree.def (EXPR_WITH_FILE_LOCATION): Defined as an 'e' expression
711 so WFL are expanded correctly when contained in a COMPOUND_EXPR.
712 * tree.h (EXPR_WFL_EMIT_LINE_NOTE): Change macro not to use
713 lang_flag_0. Added documentation in the flag table.
715 Tue Jul 21 23:28:35 1998 Klaus Kaempf <kkaempf@rmi.de>
717 * cccp.c (do_include): Fix vax c style include handling.
719 Tue Jul 21 13:28:19 1998 Jason Merrill <jason@yorick.cygnus.com>
721 * cplus-dem.c (do_type): Use demangle_template_value_parm for arrays.
723 Sun Jul 12 01:27:05 1998 Jason Merrill <jason@yorick.cygnus.com>
725 * fold-const.c (non_lvalue): Don't deal with null pointer
727 (fold, case COMPOUND_EXPR): Wrap a constant 0 in a NOP_EXPR.
729 Tue Jul 21 15:49:31 1998 David Edelsohn <edelsohn@mhpcc.edu>
731 * rs6000.h (PREDICATE_CODES): Add CONSTANT_P_RTX.
732 * rs6000.md (movsi, movdi): Add CONSTANT_P_RTX.
733 * rs6000.c (short_cint_operand): Add CONSTANT_P_RTX.
734 (u_short_cint_operand): Same.
735 (reg_or_cint_operand): Same.
736 (logical_operand): Same.
737 (input_operand): Same.
738 (reg_or_short_operand): Use u_short_cint_operand.
740 Tue Jul 21 08:56:42 1998 Richard Henderson <rth@cygnus.com>
742 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): Remove the define_expands,
743 but keep the insns and splits. Adjust so when the ultimate destination
744 is memory, use cvtql.
746 Tue Jul 21 08:55:09 1998 Richard Henderson <rth@cygnus.com>
748 * flow.c (regno_uninitialized): Fixed regs are never uninitialized.
750 Tue Jul 21 00:31:01 1998 Jeffrey A Law (law@cygnus.com)
752 * gcc.c (do_spec): Call "error" not "warning".
754 * configure.in: Fix minor problems with gas feature detection code.
755 * configure: Rebuilt.
757 * gcc.c (do_spec): Issue a warning for '%[]' usage.
760 * gcc.c: Delete %[spec] support.
761 (do_spec_1, case '('): Likewise.
762 (do_spec_1, case '['): Call error.
764 Mon Jul 20 22:34:17 1998 Richard Henderson <rth@cygnus.com>
766 * alpha.h (CPP_SPEC): Tidy. Hook to cpp_cpu and cpp_subtarget.
767 (CPP_SUBTARGET_SPEC): Default to empty string.
768 (CPP_AM_*, CPP_IM_*, CPP_CPU_*, CPP_CPU_SPEC): New.
769 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): New.
770 * alpha/elf.h (LD_SPEC): Use %(elf_dynamic_linker).
771 * alpha/linux-elf.h (SUBTARGET_EXTRA_SPECS): New.
773 * alpha/linux.h (CPP_PREDEFINES): Tidy.
774 * alpha/netbsd-elf.h (SUBTARGET_EXTRA_SPECS): New.
775 * alpha/netbsd.h (CPP_PREDEFINES): Tidy.
776 * alpha/osf.h (CPP_PREDEFINES): Remove bits subsumed by CPP_CPU_SPEC.
777 * alpha/win-nt.h (CPP_PREDEFINES): Likewise.
778 * alpha/vsf.h (CPP_PREDEFINES): Likewise.
779 (CPP_SUBTARGET_SPEC): New. Do this instead of overriding CPP_SPEC.
780 * alpha/vxworks.h: Likewise.
782 Mon Jul 20 22:51:57 1998 Ken Raeburn <raeburn@cygnus.com>
784 * mips.md (reload_outsi): Added missing REGNO call.
785 (smulsi3_highpart, umulsi3_highpart): Provide prototype for
787 (mul_acc_di, mul_acc_64bit_di): Don't use match_op_dup, use
788 another match_operator and compare the codes.
790 * mips.h (MASK_DEBUG_E, MASK_DEBUG_I): Set to zero.
792 * MIPS multiply pattern fixes:
793 * mips.h (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
794 Add union classes for HI, LO, or HILO plus general registers.
795 (GENERATE_MADD): Deleted.
796 * mips.md (mulsi3_mult3): Don't disparage output-LO alternative.
797 Add TARGET_MAD to condition.
798 (mulsi3): Test HAVE_mulsi3_mult3, not specific flags.
799 (mul_acc_si): Expand GENERATE_MADD here; it's the only use. Use
800 "*d" for accumulator, to give preference to LO initially but not
803 Mon Jul 20 16:16:38 1998 Dave Brolley <brolley@cygnus.com>
805 * configure.in (enable_c_mbchar): New configure option.
806 (extra_cpp_objs): Always available now.
808 * cexp.y (mbchar.h): #include it.
809 (yylex): Handle Multibyte characters in character literals.
811 * cccp.c (mbchar.h): #include it.
812 (main): Set character set based on LANG environment variable.
813 (rescan): Handle multibyte characters in comments.
814 (skip_if_group): See above.
815 (validate_else): See above.
816 (skip_to_end_of_comment): See above.
817 (macarg1): See above.
818 (discard_comments): See above.
819 (rescan): Handle multibyte characters in string and character literals.
820 (collect_expansion): See above.
821 (skip_quoted_string): See above.
822 (macroexpand): See above.
823 (macarg1): See above.
824 (discard_comments): See above.
825 (change_newlines): See above.
827 * c-lex.c (mbchar.h): #include it.
828 (GET_ENVIRONMENT): New macro.
829 (init_lex): Set character set based on LANG environment variable.
830 (yylex): Handle multibyte characters in character literals.
831 (yylex): Handle multibyte characters in string literals.
833 * Makefile.in (mbchar.o): New target.
834 (cccp$(exeext)): @extra_cpp_objs@ is always available.
835 (cppmain$(exeext)): @extra_cpp_objs@ is always available.
837 * mbchar.[ch]: New files for multibyte character handling.
839 Mon Jul 20 01:11:11 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
841 * jump.c (jump_optimize): When simplifying noop moves and
842 PUSH_ROUNDING, fix thinko so we use same criterion for identifying
843 the PUSHes to rewrite in second loop as we did in the first.
845 Sun Jul 19 08:23:53 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
847 * cplus-dem.c (demangle_nested_args): Make function definition
848 static to match the prototype.
850 Fri Jul 17 14:58:44 1998 Richard Henderson <rth@cygnus.com>
852 * alloca.c: Respect USE_C_ALLOCA.
853 * gencheck.c (xmalloc): Ignore __GNUC__ for definition.
854 * gengenrtl.c (xmalloc): Likewise.
856 Fri Jul 17 14:18:14 1998 Richard Henderson <rth@cygnus.com>
858 * loop.h (struct induction): Add no_const_addval.
859 * loop.c (the_movables, reg_address_cost): New variables.
860 (init_loop): Init reg_address_cost.
861 (loop_optimize): Call end_alias_analysis.
862 (scan_loop): Init the_movables.
863 (record_giv): Init induction->no_const_addval.
864 (basic_induction_var) [PLUS]: Use rtx_equal_p instead of ==.
865 [REG]: Rearrange loop search test to catch more cases.
866 (general_induction_var): Return success not benefit; take an extra
867 argument for that. Change all callers.
868 (simplify_giv_expr) [PLUS]: Always combine invariants. Use sge_plus.
869 [MULT]: Use rtx_equal_p instead of ==. Combine simple invariants.
870 [default]: Search the_movables for additional combinations.
871 (sge_plus_constant, sge_plus): New functions.
872 (express_from_1): New function.
873 (express_from): Always define. Rewrite using express_from_1.
874 (combine_givs_p): Handle more cases. Ignore address cost.
875 (cmp_combine_givs_stats): New function.
876 (combine_givs_used_once, combine_givs_benefit_from): New functions.
877 (combine_givs): Rewrite to do best-fit combination.
879 * fold-const.c (operand_equal_p): Handle RTL_EXPR.
880 (fold): Do a complete (A*C)+(B*C) association check.
882 Fri Jul 17 11:21:55 1998 Jim Wilson <wilson@cygnus.com>
884 * function.c (fixup_var_refs_insns): Handle CLOBBER of a CONCAT.
886 Fri Jul 17 11:48:55 1998 Jeffrey A Law (law@cygnus.com)
888 * mn10300.c (MODES_TIEABLE_P): Fix typo.
890 Fri Jul 17 03:26:12 1998 Rihcard Earnshaw (rearnsha@arm.com)
892 * tree.c (valid_machine_attribute): Only create a new type variant if
893 there is a decl to use it.
895 Thu Jul 16 14:48:04 1998 Nick Clifton <nickc@cygnus.com>
897 * gcc.c (do_spec_1): Cope with %g/%u/%U options which do not have
900 Fri Jul 17 03:24:40 1998 Hans-Peter Nilsson <hp@axis.se>
902 * extend.texi (Explicit Reg Vars): Typo: change "may deleted" into "may
905 Thu Jul 16 14:48:47 1998 Jeffrey A Law (law@cygnus.com)
907 * mn10300.c (count_tst_insns): New arg oreg_countp. Callers changed.
908 Simplify tests for clearing an address register.
909 (expand_prologue): Corresponding changes.
911 * mn10300.md (movXX patterns): Make sure the destination is an
912 ADDRESS_REG when substituting "zero_areg" for (const_int 0).
913 (logical patterns): Split into expanders + patterns
914 (zero and sign extension patterns): Similarly.
915 (shift patterns): Similarly.
917 Thu Jul 16 01:17:44 1998 Richard Henderson <rth@cygnus.com>
919 * loop.c (emit_iv_add_mult): Scan the entire insn list generated
920 for the sequence, recording base values.
922 Wed Jul 15 10:49:55 1998 Richard Henderson <rth@cygnus.com>
924 * i386.h (CPP_CPU_SPEC): Remove -Asystem(unix).
926 Tue Jul 14 14:15:30 1998 Nick Clifton <nickc@cygnus.com>
928 * gcc.c: Remove ANSI-C ism from --help code.
930 * toplev.c: Support --help with USE_CPPLIB.
932 Tue Jul 14 14:46:08 1998 Jeffrey A Law (law@cygnus.com)
934 * configure.in: Rework gas feature code to work with symlink based
937 * extend.texi: Clarify some issues related to local variables
938 assigned to explicit registers.
940 * mn10300.md (mulsi): Turn into expander + pattern.
942 * mn10300.md (movsi, movsf, movdi, movdf): Remove "x" from I -> a
945 Tue Jul 14 07:41:59 1998 Richard Earnshaw (rearnsha@arm.com)
947 * arm/tcoff.h (USER_LABEL_PREFIX): Make it empty to match coff.h.
949 Tue Jul 14 03:02:44 1998 Jeffrey A Law (law@cygnus.com)
951 * version.c: Bump again to distinguish mainline tree from the
954 Tue Jul 14 02:20:38 1998 Jeffrey A Law (law@cygnus.com)
956 * version.c: Bump to avoid problems with old spec files during
959 Mon Jul 13 23:11:44 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
961 * config/sparc/sparc.c (output_scc_insn): Enclose || conditions in
962 parens while walking over notes.
963 * config/sparc/sparc.md (reg movdi split): Clean up matching
965 (all DI arithop splits on 32-bit): Handle immediate arguments
966 correctly when they are CONST_INTs.
968 Mon Jul 13 23:57:21 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
970 * m68k/m68k.h (TARGET_SWITCHES): Clear MASK_68040_ONLY for
971 -m68020-40, -m68020-60 and -m5200.
973 Mon Jul 13 23:52:05 1998 Weiwen Liu <weiwen.liu@yale.edu>
975 * gcc.c (do_spec_1): Fix %O handling for secure temporary file
978 Mon Jul 13 23:42:36 1998 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
980 * sh/elf.h (MAX_OFILE_ALIGNMENT): Undefine before including svr4.h.
982 Mon Jul 13 23:36:08 1998 Jim Wilson <wilson@cygnus.com>
984 * i386/i386.h (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): New specs.
985 (CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Use them.
986 (EXTRA_SPECS): Support them.
987 * gcc.c: Delete %[spec] support.
988 (do_spec_1, case '('): Likewise.
989 (do_spec_1, case '['): Call error.
990 * i386/aix386ng.h, cygwin32.h, freebsd-elf.h, gas.h, isc.h,
991 linux-aout.h, linux-oldld.h, linux.h, osfelf.h, osfrose.h, sco.h,
992 sco4.h, sco4dbx.h, sco5.h, sol2.h, sysv3.h (CPP_SPEC): Delete
995 Mon Jul 13 23:31:04 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
997 * m68k.c (output_scc_di): Use cmpw #0 only for address registers.
999 Mon Jul 13 23:26:43 1998 Jeffrey A Law (law@cygnus.com)
1001 * tree.h (tree_common): Note front-end dependencies on layout of
1004 Mon Jul 13 23:18:39 1998 Craig Burley <burley@gnu.org>
1006 * stmt.c (expand_expr_stmt): If not assigning fresh
1007 value to last_expr_value, zero it, so old garbage
1008 doesn't get dereferenced.
1010 Mon Jul 13 23:06:55 1998 Henning.Petersen@t-online.de (Henning Petersen)
1012 * gcse.c (hash_scan_insn): Add missing argument declaration.
1014 Mon Jul 13 18:59:13 1998 Jim Wilson <wilson@cygnus.com>
1016 * configure.in (mips-sgi-irix5cross64, mips-sgi-irix5*): Remove
1017 HAVE_INTTYPES_H from xm_defines. Define xm_file to mips/xm-iris5.h.
1018 * mips/xm-iris5.h (USG): Delete.
1020 Mon Jul 13 17:18:47 1998 Nick Clifton <nickc@cygnus.com>
1022 * cccp.c (main): Add support for parsing --help.
1023 (display_help): New function: display command line switches.
1025 * cpplib.c (cpp_handle_option): Add support for parsing --help.
1026 (display_help): New function: display command line switches.
1028 * gcc.c (main): Add support for parsing --help, and passing it on
1029 to the sub-processes invoked by gcc.
1030 (display_help): New function: display comman line switches.
1032 * tm.texi (TARGET_SWITCHES and TARGET_OPTIONS): Document
1033 'description' field added to structure.
1035 * toplev.c: Add support for parsing --help.
1036 Add documentation strings to command line option tables.
1037 (display_help): New function: display comman line switches.
1039 Mon Jul 13 16:15:10 1998 John Carr <jfc@mit.edu>
1041 * sparc.c, sparc.h, sparc.md: New trampoline code.
1042 Allow integer operand 1 to V8+ DImode shift instructions.
1043 Fix bugs in V8+ wide multiply patterns.
1044 In 32 bit mode, split DImode register moves and logical instructions.
1045 Write V9 branch prediction flag.
1046 Use V9 conditional move more often for scc.
1048 Mon Jul 13 15:10:09 1998 Philippe De Muyter <phdm@macqel.be>
1050 * invoke.texi(-fno-builtin): Explain that the names of built-in
1051 functions begin with `__builtin_', not `__'.
1053 Mon Jul 13 19:01:52 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1055 * reload1.c (reload_reg_free_before_p): Abort for RELOAD_FOR_OUTPUT.
1057 Mon Jul 13 10:50:17 1998 Mark Mitchell <mark@markmitchell.com>
1059 * cplus-dem.c (SCOPE_STRING): Remove DMGL_JAVA stuff.
1060 (cplus_demangle_opname): Initialize work.
1061 (demangle_template): Remove is_java_array.
1062 (do_type): Remove DMGL_JAVA stuff.
1063 (long_options): Remove "java".
1064 (main): Remove 'j' option.
1066 Mon Jul 13 10:19:00 1998 Jeffrey A Law (law@cygnus.com)
1068 * mn10300.h (REG_CLASS_FROM_LETTER): Map 'y' to SP_REGS.
1069 Handle 'x' as NO_REGS for this cpu.
1070 (REGNO_OK_FOR_BIT_BASE_P): Define.
1071 (REG_OK_FOR_BIT_BASE_P): Define.
1072 (GO_IF_LEGITIMATE_ADDRESS): Use them.
1073 (REG_OK_FOR_INDEX_P): Tweak.
1074 * mn13000.c (REG_SAVE_BYTES): Define.
1075 (expand_epilogue, initial_offset): Use it.
1076 (secondary_reload_class): Slightly reformat.
1077 (output_tst): Tweak comments.
1078 * mn10300.md: Change 'x' to 'y' for SP_REGS. Then add 'x' to many
1080 (addsi3): Turn into a define_expand/define_insn pair. Rework code for
1081 three operand addition case to be more efficient.
1082 (subsi3): Turn into a define_expand/define_insn pair.
1084 * expr.c (expand_expr): Only set MEM_IN_STRUCT_P if the memory address
1085 is not varying for REFERENCE_TYPE or when we think we might have found
1086 an optimized access to the first element in an array.
1088 Mon Jul 13 02:24:08 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1090 * regclass.c (reg_scan_mark_refs): New arg min_regno. Only update
1091 regscan information for REGs with numbers greater than or equal to
1092 this. All callers changed.
1093 (reg_scan_update): New function to efficiently update regscan
1094 information on the fly.
1095 * rtl.h: Add prototype.
1096 * jump.c (jump_optimize): Call it when we make a transformation
1097 which generates new pseudo-REGs.
1099 Sun Jul 12 13:08:14 1998 Jeffrey A Law (law@cygnus.com)
1101 * collect2.c (main): Use "-x c" instead of "-lang-c" for force the
1102 compiler into C mode.
1104 Sun Jul 12 01:27:05 1998 Jason Merrill <jason@yorick.cygnus.com>
1106 * cplus-dem.c (demangle_nested_args): Return a value.
1108 * tree.h (TYPE_P): New macro.
1110 Sat Jul 11 16:19:48 1998 Mark Mitchell <mark@markmitchell.com>
1112 * cplus-dem.c (string): Move definition before work_stuff.
1113 (work_stuff): Add volatile_type, forgetting_types,
1114 previous_argument, and nrepeats fields.
1115 (SCOPE_STRING): New macro.
1116 (demangle_template): Add `remember' parameter. Add comment.
1117 Register the `B' code type here, if remembering. Tidy. Fix crash
1118 on NULL tmpl_argvec. Be consistent with use of tname/trawname.
1119 (demangle_nested_args): New function.
1120 (internal_cplus_demangle): Handle volatile-qualified member
1122 (mop_up): Delete the previous_argument string if present.
1123 (demangle_signature): Tidy. Handle volatile-qualified member
1124 functions. Handle back-references using the `B' code. Use extra
1125 parameter to demangle_template and SCOPE_STRING where appropriate.
1126 (demangle_template_value_parm): Fix thinko; 'B' is not an integral
1128 (demangle_class): Use SCOPE_STRING.
1129 (gnu_special): Pass additional argument to demangle_template.
1131 (demangle_qualified): Save qualified types for later
1132 back-references. Handle constructors and destructors for template
1134 (do_type): Tidy. Use SCOPE_STRING. Pass extra argument to
1135 demangle_template. Use demangled_nested_args. Don't remember
1136 qualified types here; that's now done in demangle_qualified.
1137 Similarly for templates.
1138 (do_arg): Improve commment. Handle 'n' repeat code.
1139 (remember_type): Check forgetting_types.
1140 (demangle_args): Deal with 'n' repeat codes. Tidy.
1142 Sat Jul 11 02:59:08 1998 Richard Earnshaw <rearnsha@arm.com>
1144 * arm.md (extendhisi2_mem, movhi, movhi_bytes): Propagate the volatile
1145 and structure attribute flags to MEMs generated.
1146 (splits for sign-extended HI & QI mode from memory): Also propagate
1149 * configure.in (thumb-*-coff*): Don't cause fixincludes to be run.
1151 Fri Jul 10 19:06:59 1998 Michael Meissner <meissner@cygnus.com>
1153 * varray.h: Include system.h if it hasn't already been included
1154 before to get size_t declared.
1156 Fri Jul 10 12:53:58 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1158 * jump.c (jump_optimize): If after_regscan and our transformations
1159 generate new REGs, rerun reg_scan.
1161 Fri Jul 10 11:50:43 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1163 * config/i960/i960.c (i960_address_cost): MEMA operands with
1164 positive offsets < 4096 are free.
1166 Fri Jul 10 12:34:37 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1168 * config/m68k/m68k.c (const_uint32_operand): Recognize
1170 (const_sint32_operand): Likewise.
1172 Thu Jul 9 22:58:59 1998 Jeffrey A Law (law@cygnus.com)
1174 * Makefile.in (alias.o): Depend on $(EXPR_H).
1176 Thu Jul 9 18:24:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1178 * reload1.c (choose_reload_regs): If using an equivalence from
1179 find_equiv_reg and reg_reloaded_valid is not set for this register,
1180 clear the associated spill_reg_store.
1182 Thu Jul 9 18:12:49 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1184 * reload1.c (emit_reload_insns): If an output reload copies only
1185 to a secondary reload register, indicate that the secondary reload
1186 does the actual store.
1188 Thu Jul 9 18:01:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1190 * reload.c (find_equiv_reg): If need_stable_sp is set,
1191 check if stack pointer is changed directly in a PARALLEL.
1193 Thu Jul 9 10:38:14 1998 Jeffrey A Law (law@cygnus.com)
1195 * jump.c (duplicate_loop_exit_test): Fix thinko.
1197 Thu Jul 9 01:30:37 1998 Joel Sherrill <joel@OARcorp.com>
1198 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
1200 * config/i386/rtemself.h: Updated to keep in sync with
1201 config/i386/linux.h.
1203 * configure.in: Added sh-rtemself.
1204 * configure: Rebuilt.
1205 * config/sh/rtems.h: Removed -D__ELF__ since it is now COFF.
1206 * config/sh/rtemself.h: New file.
1208 * config/rs6000/rtems.h: Defined STARTFILE_DEFAULT_SPEC.
1210 Wed Jul 8 21:43:14 1998 Jeffrey A Law (law@cygnus.com)
1212 * configure.in: Check if the assembler supports ".balign" and
1213 ".p2align" and define HAVE_GAS_BALIGN_AND_P2ALIGN appropriately.
1214 * acconfig.h (HAVE_GAS_BALIGN_AND_P2ALIGN): New tag.
1215 * i386/gas.h (ASM_OUTPUT_ALIGN): If the assembler has support for
1216 ".balign" then use it.
1218 * print-rtl.c (print_rtx): Revert previous patch.
1220 * jump.c (duplicate_loop_exit_test): Do not duplicate the loop exit
1221 test if the exit code has an insn with ASM_OPERANDS.
1223 * i386/cygwin32.h (STDIO_PROTO): Fix typo.
1224 * m32r.h (STDIO_PROTO): Fix typo.
1226 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Handle addresses created by
1227 LEGITIMIZE_RELOAD_ADDRESS.
1228 * tm.texi (LEGITIMIZE_RELOAD_ADDRESS): Note that this macro must be
1229 able to handle addresses created by previous invocations of the macro.
1231 * flow.c (find_auto_inc): Remove most recent change. Real bug was
1234 * cse.c (count_reg_usage): Count registers used in addresses of
1237 Wed Jul 8 15:08:29 1998 Jim Wilson <wilson@cygnus.com>
1239 * Makefile.in (STAGESTUFF): Readd line lost during June 9 FSF merge.
1241 * configure.in (mips64orion-*-rtems*): Use elf64.h not elfl64.h.
1243 1998-07-08 Vladimir N. Makarov <vmakarov@cygnus.com>
1245 * config/fp-bit.c (__gexf2, __fixxfsi, __floatsixf): Add function
1248 * toplev.c (lang_options): Add -Wlong-long, -Wno-long-long
1250 * c-decl.c (warn_long_long): Define.
1251 (c_decode_option): Parse -Wlong-long, -Wno-long-long options.
1252 (grokdeclarator): Add flag `warn_long_long' as guard for
1253 warning "ANSI C does not support `long long'".
1254 * invoke.texi: Add description of options -Wlong-long,
1256 * gcc.1: The same as above.
1258 Wed Jul 8 02:43:34 1998 Jeffrey A Law (law@cygnus.com)
1260 * rtlanal.c (reg_overlap_mentioned_p): Handle STRICT_LOW_PART. If
1261 either argument is CONSTANT_P, then return zero.
1262 * reload.c (reg_overlap_mentioned_for_reload_p): Similarly.
1264 * configure.in: Also look at $srcdir/gas/configure to find a
1267 Wed Jul 8 00:28:22 1998 Carlo Wood <carlo@runaway.xs4all.nl>
1269 * dsp16xx.h : Clean up of macro OPTIMIZATION_OPTIONS
1271 Tue Jul 7 21:18:14 1998 Mumit Khan <khan@xraylith.wisc.edu>
1273 * i386/cygwin32.h (ASM_DECLARE_FUNCTION_NAME): Merge duplicate
1274 definitions from last two patches.
1276 Tue Jul 7 23:03:34 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1278 * reload1.c (choose_reload_regs): Don't set reload_override_in
1279 if EQUIV is clobbered in INSN and the reload is done after INSN.
1281 Tue Jul 7 21:23:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1283 * expr.c (emit_queue): If emitting a SEQUENCE, set QUEUED_INSN
1284 to the first insn of the sequence.
1286 Tue Jul 7 21:05:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1288 * cse.c (cse_insn): Don't make change without validation.
1290 Tue Jul 7 11:40:05 1998 Jeffrey A Law (law@cygnus.com)
1292 * mn10200.md (various zero/sign extension patterns): zero and sign
1293 extensions which use "sub" clobber cc0.
1295 Tue Jul 7 09:12:08 PDT 1998 Jeff Law (law@cygnus.com)
1297 * version.c: Bump for snapshot.
1299 Tue Jul 7 10:07:20 1998 Jeffrey A Law (law@cygnus.com)
1301 * print-rtl.c (print_rtx): Use REAL_VALUE_TYPE instead of "double".
1303 Tue Jul 7 08:41:27 1998 Richard Henderson (rth@cygnus.com)
1305 * print-rtl.c (print_rtx): Only print fp values when REAL_VALUE_TYPE
1308 Tue Jul 7 00:31:58 PDT 1998 Jeff Law (law@cygnus.com)
1310 * version.c: Bump for snapshot.
1312 Tue Jul 7 01:03:03 1998 Mumit Khan <khan@xraylith.wisc.edu>
1314 Support for dllimport and dllexport attributes for i386-pe.
1316 * tree.h (DECL_NON_ADDR_CONST_P): New accessor macro.
1317 (struct tree_decl): Add non_addr_const_p field.
1318 * tree.c (staticp): Use.
1320 * i386/cygwin32.h (CPP_PREDEFINES): Map __declspec(x) to GCC
1322 (SUBTARGET_SWITCHES): Switches to turn on/off dllimport|export
1323 attributes. Also accept -mwindows option.
1324 (VALID_MACHINE_DECL_ATTRIBUTE): New macro.
1325 (MERGE_MACHINE_DECL_ATTRIBUTE): New macro.
1326 (REDO_SECTION_INFO_P): New macro.
1327 (DRECTVE_SECTION_FUNCTION): New macro.
1328 (drectve_section): Cover function to implement above.
1329 (SWITCH_TO_SECTION_FUNCTION): New macro.
1330 (switch_to_section): Covert function to implement above.
1331 (EXTRA_SECTIONS): Add in_drectve.
1332 (EXTRA_SECTION_FUNCTIONS): Add in_drectve and switch_to_section.
1333 (ENCODE_SECTION_INFO): Delete old macro and redefine as a function.
1334 (STRIP_NAME_ENCODING): Handle new attributes.
1335 (ASM_OUTPUT_LABELREF): New macro.
1336 (ASM_OUTPUT_FUNCTION_NAME): New macro.
1337 (ASM_OUTPUT_COMMON): New macro.
1338 (ASM_OUTPUT_DECLARE_OBJECT_NAME): New macro.
1340 * i386/mingw32.h (CPP_PREDEFINES): Map __declspec(x) to GCC
1343 * i386/winnt.c (i386_pe_valid_decl_attribute_p): New function.
1344 (i386_pe_merge_decl_attributes): New function.
1345 (i386_pe_check_vtable_importexport): New function.
1346 (i386_pe_dllexport_p): New function.
1347 (i386_pe_dllimport_p): New function.
1348 (i386_pe_dllexport_name_p): New function.
1349 (i386_pe_dllimport_name_p): New function.
1350 (i386_pe_mark_dllexport): New function.
1351 (i386_pe_mark_dllimport): New function.
1352 (i386_pe_encode_section_info): New function.
1353 (i386_pe_unique_section): Strip encoding from name first.
1355 Tue Jul 7 00:50:17 1998 Manfred Hollstein (manfred@s-direktnet.de)
1357 * libgcc2.c (L_exit): Provide a fake for atexit on systems which
1358 define ON_EXIT but not HAVE_ATEXIT.
1360 Tue Jul 7 00:44:35 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1362 * m68k.md (zero_extend QI to HI): Correctly handle TARGET_5200.
1364 Tue Jul 7 00:36:41 1998 Ulrich Drepper <drepper@cygnus.com>
1366 * i386.c: Remove random whitespace at end of lines.
1368 * i386.c (ix86_epilogue): For pentium processors, try to deallocate
1369 4 or 8 byte stacks with pop instructions instead of an add instruction.
1371 Tue Jul 7 00:30:08 1998 Klaus Kaempf <kkaempf@rmi.de>
1373 * alpha.c: Include tree.h before expr.h.
1375 Mon Jul 6 22:50:48 1998 Jason Merrill <jason@yorick.cygnus.com>
1377 * c-parse.in (struct_head, union_head, enum_head): New nonterminals.
1378 (structsp): Use them. Update files generated from c-parse.in.
1379 * extend.texi (Type Attributes): Document it.
1381 * c-decl.c: Add warn_multichar.
1382 (c_decode_option): Handle -Wno-multichar.
1383 * c-lex.c (yylex): Check it.
1384 * c-tree.h: Declare it.
1385 * toplev.c (lang_options): Add it.
1386 * invoke.texi: Document it.
1388 Mon Jul 6 22:47:55 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1390 * reload.c (find_equiv_reg): When looking for stack pointer + const,
1391 make sure we don't use a stack adjust.
1393 * reload.c (find_equiv_reg): If need_stable_sp is set,
1394 check if stack pointer is changed directly.
1396 * reload1.c (delete_dead_insn): Don't delete feeding insn
1397 if that insn has side effects.
1399 * flow.c (find_auto_inc): Clear UNCHANGING bit of register that is
1402 * reload1.c (reload_reg_free_before_p): RELOAD_FOR_OPADDR_ADDR
1403 precedes RELOAD_FOR_OUTADDR_ADDRESS.
1405 * gcse.c (hash_scan_insn): New argument IN_LIBCALL_BLOCK. Changed
1408 Mon Jul 6 22:21:56 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
1410 * m68k.c (output_scc_di): Use cmpw #0 instead of tstl when
1411 testing address registers on the 68000.
1413 Mon Jul 6 22:17:19 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1415 * i386.c (is_fp_test): Fix thinko.
1417 * jump.c (jump_optimize) Check for CONST_INT before using INTVAL.
1419 Mon Jul 6 22:14:31 1998 Richard Henderson (rth@cygnus.com)
1421 * print-rtl.c (print_rtx): Display the real-value equivalent of
1422 a const_double when easy.
1424 * real.h (REAL_VALUE_TO_TARGET_SINGLE): Use a union to pun types.
1425 Zero memory first for predictability.
1426 (REAL_VALUE_TO_TARGET_DOUBLE): Likewise.
1427 * varasm.c (immed_real_const_1): Notice width of H_W_I == double.
1429 * regclass.c (allocate_reg_info): Initialize the entire reg_data
1432 Mon Jul 6 22:09:32 1998 Ian Lance Taylor <ian@cygnus.com>
1433 Jeff Law <law@cygnus.com>
1436 * i386/cygwin32.h: Add some declaration of external functions.
1437 (ASM_DECLARE_FUNCTION_NAME): Define.
1438 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
1439 (ASM_FILE_END): Define.
1440 * i386/winnt.c (i386_pe_declare_function_type): New function.
1441 (struct extern_list, extern_head): Define.
1442 (i386_pe_record_external_function): New function.
1443 (i386_pe_asm_file_end): New function.
1445 * cpplib.c (cpp_options_init): Initialize cplusplus_comments to 1,
1446 matching July 18, 1995 change to cccp.c. If -traditional then
1447 disable cplusplus_comments.
1449 Mon Jul 6 21:28:14 1998 Jeffrey A Law (law@cygnus.com)
1451 * combine.c (expand_compound_operation): Fix thinko in code to optimize
1452 (zero_extend:DI (subreg:SI (foo:DI) 0)) to foo:DI.
1454 * Disable the following change from gcc2. Not appropriate for egcs:
1456 Sun Jun 7 09:30:31 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1457 * reload.c (find_reloads): Give preference to pseudo that was the
1458 reloaded output of previous insn.
1460 Mon Jul 6 21:07:14 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1462 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): Don't define HOST_PTR_PRINTF.
1463 Instead, define a new macro HAVE_PRINTF_PTR which only signifies
1464 whether we have the %p format specifier or not.
1466 * acconfig.h: Delete stub for HOST_PTR_PRINTF, add HAVE_PRINTF_PTR.
1468 * machmode.h (HOST_PTR_PRINTF): When determining the definition,
1469 check HAVE_PRINTF_PTR to see whether "%p" is okay.
1471 * mips-tfile.c: Include machmode.h to get HOST_PTR_PRINTF.
1473 * Makefile.in (mips-tfile.o): Depend on machmode.h.
1475 Mon Jul 6 10:42:05 1998 Mark Mitchell <mark@markmitchell.com>
1477 * jump.c (duplicate_loop_exit_test): Don't refuse to copy a
1478 section of code just because it contains
1479 NOTE_INSN_BLOCK_{BEG,END}.
1480 * stmt.c (expand_end_loop): Likewise. Also, don't refuse to
1481 move CALL_INSNs or CODE_LABELs. When moving code, don't move
1482 NOTE_INSN_BLOCK_{BEG,END}.
1484 Mon Jul 6 09:38:15 1998 Mark Mitchell <mark@markmitchell.com>
1486 * cse.c (CSE_ADDRESS_COST): New macro, based on ADDRESS_COST, but
1487 dealing with ADDRESSOF.
1488 (find_best_addr): Use it.
1490 Mon Jul 6 09:27:08 1998 Richard Henderson <rth@cygnus.com>
1492 * alpha/vms.h (TRAMPOLINE_TEMPLATE): Revert last change.
1494 Mon Jul 6 09:25:06 1998 Dave Love <d.love@dl.ac.uk>
1496 * libgcc2.c (__eprintf): Make args consistent with prototype in
1499 Mon Jul 6 00:28:43 1998 Mark Mitchell <mark@markmitchell.com>
1501 * cse.c (cse_insn): When SETting (MEM (ADDRESSOF (X))) to Y,
1502 don't claim that the former is equivalent to the latter.
1504 Sun Jul 5 23:58:19 1998 Jeffrey A Law (law@cygnus.com)
1506 * cse.c (cse_insn): Second arg is an RTX now. Update all callers.
1507 (cse_basic_block): Keep track of the current RETVAL insn for a
1508 libcall instead of just noting that we're in a libcall.
1510 * combine.c (simplify_comparison): Do not commute a AND into
1511 a paradoxical SUBREG if not WORD_REGISTER_OPERATIONS.
1513 * i386/freebsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Protect with
1514 HAVE_GAS_MAX_SKIP_P2ALIGN.
1515 * i386/linux.h: Likewise.
1517 Fri Jul 3 02:33:35 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1519 * sparc.c (sparc_operand, move_operand, arith_operand,
1520 arith11_operand, arith10_operand, arith_double_operand,
1521 arith11_double_operand, arith10_double_operand, small_int,
1522 uns_small_int): Recognize CONSTANT_P_RTX.
1523 (output_sized_memop, output_move_with_extension,
1524 output_load_address, output_size_for_block_move,
1525 output_block_move, delay_operand): Remove, has not been
1526 enabled or referenced for years.
1527 * sparc.md (movstrsi, block_move_insn): Likewise.
1528 * sparc.h (PREDICATE_CODES): Define.
1529 * linux-aout.h (MACHINE_STATE_{SAVE,RESTORE}): Override with
1530 version which uses getcc/setcc traps to save/restore condition
1532 * linux64.h: Likewise.
1533 * sunos4.h: Likewise.
1534 * linux.h: Likewise.
1536 * sun4o3.h: Likewise.
1538 Fri Jul 3 02:28:05 1998 Richard Henderson <rth@cygnus.com>
1540 * alpha.c (alpha_initialize_trampoline): Hack around Pmode/ptr_mode
1541 lossage on VMS. Reported by kkaempf@rmi.de.
1542 * alpha/vms.h (TRAMPOLINE_TEMPLATE): Add missing 0.
1544 Thu Jul 2 17:41:14 1998 Nick Clifton <nickc@cygnus.com>
1546 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Override default
1549 Thu Jul 2 14:34:48 1998 David Edelsohn <edelsohn@mhpcc.edu>
1551 * expr.h (STACK_SIZE_MODE): New macro.
1552 * explow.c (allocate_dynamic_stack_space): Use it for
1553 mode of allocate_stack pattern increment operand.
1554 * tm.texi (STACK_SAVEAREA_MODE, STACK_SIZE_MODE): Document.
1555 * md.texi (stack_save_block, ...): Reflect use of macro.
1557 * rs6000.h (PROMOTE_MODE): Always promote to word_mode.
1558 (PROMOTE_FUNCTION_ARGS): Define.
1559 (PROMOTE_FUNCTION_RETURN): Define.
1560 (FUNCTION_VALUE): Promote to word_mode if smaller.
1561 Convert to gen_rtx_FOO.
1562 * rs6000.md (call_indirect): Store doubleword in 64-bit mode.
1563 Convert to gen_rtx_FOO.
1564 * rs6000.c: Convert to gen_rtx_FOO.
1566 Thu Jul 2 14:16:11 1998 Michael Meissner <meissner@cygnus.com>
1568 * varray.{c,h}: New files to provide virtual array support.
1570 * Makefile.in (OBJS): Add varray.o.
1571 (varray.o): Add new file.
1572 (REGS_H): New variable for dependencies for files including
1573 regs.h. Add varray.h and files it includes. Change all regs.h
1574 dependencies to $(REGS_H).
1576 * toplev.c (x{m,re}alloc): If size is 0, allocate 1 byte.
1577 (xcalloc): Provide frontend for calloc.
1578 * {tree,rtl}.h (xcalloc): Add declaration.
1580 * basic-block.h (REG_BASIC_BLOCK): Convert reg_n_info to be a
1583 * regs.h (toplevel): Include varray.h.
1584 (reg_n_info): Switch to use a varray.
1586 (allocate_reg_info): Change num_regs argument to be size_t.
1588 * regclass.c (reg_info_data): New structure to remember groups of
1589 reg_info structures allocated that are to be zeroed.
1590 ({pref,alt}class_buffer): New statics to hold buffers
1591 allocate_reg_info allocates for {pref,alt}class_buffer.
1592 (regclass): Use {pref,alt}class_buffer to initialize
1594 (allocate_reg_info): Switch to make reg_n_info use varrays.
1595 Allocate buffers for the preferred and alter register class
1596 information. Change num_regs argument to be size_t, not int.
1598 * flow.c (reg_n_info): Switch to use varrays.
1600 Thu Jul 2 10:11:47 1998 Robert Lipe <robertl@dgii.com>
1602 * install.texi (sco3.2v5): Document new --with-gnu-as flag.
1603 * config/i386/sco5.h (JUMP_TABLES_IN_TEXT_SECTION): Defined as
1605 (USE_GAS): Conditionalize away native assembler usage.
1606 * config/i386/sco5gas.h: New file.
1607 * config/i386/t-sco5gas: New file.
1608 * configure.in (ix86-sco3.2v5*): Use new files if --with-gnu-as
1610 Thu Jul 2 08:20:00 1998 Catherine Moore <clm@cygnus.com>
1612 * haifa-sched.c (alloc_EXPR_LIST): Change to use
1615 Thu Jul 2 14:13:28 1998 Dave Love <d.love@dl.ac.uk>
1617 * Makefile.in (install-info): Don't use $realfile. Ignore
1618 possible errors from the install-info program.
1620 Thu Jul 2 01:53:32 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1622 * combine.c (simplify_comparison): Apply SUBREG_REG to SUBREGs.
1624 Wed Jul 1 23:06:03 1998 Richard Henderson <rth@cygnus.com>
1626 * i386.h (HARD_REGNO_MODE_OK): Kill spurrious test.
1627 (MODES_TIEABLE_P): Tie SImode and HImode.
1629 1998-07-01 Andreas Jaeger <aj@arthur.rhein-neckar.de>
1631 * invoke.texi (Optimize Options): Fix typo.
1633 Wed Jul 1 22:25:43 1998 Jim Wilson <wilson@cygnus.com>
1635 * xcoffout.c (xcoffout_begin_function): Call xcoffout_block for
1638 Wed Jul 1 23:12:58 1998 Ken Raeburn <raeburn@cygnus.com>
1640 * h8300.c (print_operand): Delete %L support.
1641 * h8300.md (branch_true, branch_false): Use %= with a prefix
1642 instead of %L for local branch labels.
1644 Wed Jul 1 21:27:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1646 * reload1.c (emit_reload_insns): Use proper register classes for
1647 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_MEMORY_NEEDED code.
1649 Wed Jul 1 21:17:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1651 * reload.c (find_reloads): If there are multiple
1652 RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_OUTPUT_ADDRESS reloads for
1653 one operand, change RELOAD_FOR_INPADDR_ADDRESS /
1654 RELOAD_FOR_OUTADDR_ADDRESS for all but the first
1655 RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_OUTPUT_ADDRESS reloads.
1657 Wed Jul 1 17:23:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1659 * regmove.c (fixup_match_2): Check that P has RTX_CLASS 'i' before
1662 Wed Jul 1 05:04:41 1998 Richard Henderson <rth@cygnus.com>
1664 * expr.c (emit_group_load, emit_group_store): Rewrite considering
1665 the size and alignment of the structure being manipulated.
1666 * expr.c, calls.c, function.c: Update all callers.
1667 * expr.h: Update prototypes.
1668 * cse.c (invalidate): Cope with parallels.
1670 Wed Jul 1 04:22:23 1998 Richard Henderson <rth@cygnus.com>
1672 * sparc.c (function_arg_record_value): Take a MODE arg with which to
1673 create the PARALLEL. Update all callers.
1675 Wed Jul 1 04:10:35 1998 Richard Henderson <rth@cygnus.com>
1677 * expr.c (expand_assignment, store_constructor, expand_expr): Use
1678 convert_memory_address instead of convert_to_mode when possible.
1680 Wed Jul 1 03:48:00 1998 Richard Henderson <rth@cygnus.com>
1682 * alpha.c (alpha_initialize_trampoline): Take arguments describing
1683 the layout. Use ptr_mode. Disable hint generation. Use gen_imb.
1684 * alpha.h (INITIALIZE_TRAMPOLINE): Pass extra args to the init func.
1685 (TRANSFER_FROM_TRAMPOLINE): Move ...
1686 * alpha/osf.h: ... here.
1687 * alpha/vms.h (INITIALIZE_TRAMPOLINE): Use alpha_initialize_trampoline.
1688 (TRANSFER_FROM_TRAMPOLINE): Remove undef.
1689 * alpha/win-nt.h: Likewise.
1690 * alpha/vxworks.h: Likewise.
1692 * alpha/linux.h: Revert gcc2 merge lossage.
1694 Wed Jul 1 10:56:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1696 * c-decl.c (grokdeclarator): Don't warn about implicit int in
1697 `typedef foo = bar'.
1699 Wed Jul 1 02:12:33 1998 Robert Lipe <robertl@dgii.com>
1701 * i386.c (asm_output_function_prefix): Make 686 function
1702 prologues not issue .types for non-global lables.
1704 Tue Jun 30 23:46:53 1998 Dmitrij Tejblum <tejblum@arc.hq.cti.ru>
1706 * i386/freebsd.h (WCHAR_TYPE): Chagne to an "int".
1707 (WCHAR_TYPE_SIZE): Update appropriately.
1709 Tue Jun 30 23:16:39 1998 Jeffrey A Law (law@cygnus.com)
1711 * flow.c (recompute_reg_usage): Does not return a value.
1712 * rtl.h (recompute_reg_usage): Update prototype.
1714 * jump.c (jump_optimize): Show that the jump chain is not
1715 valid when not optimizing.
1717 Tue Jun 30 16:01:01 1998 Richard Henderson <rth@cygnus.com>
1719 * rtl.def (CONSTANT_P_RTX): New.
1720 * rtl.h (CONSTANT_P): Recognize it.
1721 * cse.c (fold_rtx): Eliminate it.
1722 * expr.c (can_handle_constant_p): New variable.
1723 (init_expr_once): Initialize it.
1724 (expand_builtin): Generate CONSTANT_P_RTX if the expression is not
1725 immediately recognizable as a constant.
1727 * alpha.c (reg_or_6bit_operand): Recognize CONSTANT_P_RTX.
1728 (reg_or_8bit_operand, cint8_operand, add_operand): Likewise.
1729 (sext_add_operand, and_operand, or_operand): Likewise.
1730 (reg_or_cint_operand, some_operand, input_operand): Likewise.
1731 * alpha.h (PREDICATE_CODES): Add CONSTANT_P_RTX where needed.
1733 1998-06-30 Benjamin Kosnik <bkoz@bliss.nabi.net>
1735 * dbxout.c (dbxout_type_methods): Remove warn_template_debugging.
1737 Tue Jun 30 14:03:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1739 * aclocal.m4 (GCC_NEED_DECLARATION): Accept an optional second
1740 argument, which is typically preprocessor code used to draw in
1741 additional header files when looking for a function declaration.
1742 (GCC_NEED_DECLARATIONS): Likewise.
1744 * configure.in (GCC_NEED_DECLARATIONS): Add checks for getrlimit
1745 and setrlimit, search for them in sys/resource.h.
1747 * acconfig.h: Add stubs for NEED_DECLARATION_GETRLIMIT and
1748 NEED_DECLARATION_SETRLIMIT.
1750 * system.h: Prototype getrlimit/setrlimit if necessary.
1752 Tue Jun 30 10:54:48 1998 Mark Mitchell <mark@markmitchell.com>
1754 * rtl.texi: Don't say that RTX_INTEGRATED_P is not depended
1757 Tue Jun 30 13:11:42 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1759 * rs6000/sysv4.h (asm output): add tabs for asm directives.
1761 Tue Jun 30 13:11:42 1998 David Edelsohn <edelsohn@mhpcc.edu>
1763 * Makefile.in (FLAGS_TO_PASS): Set AR_FLAGS to AR_FOR_TARGET_FLAGS.
1765 Tue Jun 30 08:59:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1767 * gansidecl.h (ATTRIBUTE_UNUSED): Use __unused__ not `unused'.
1768 Don't define NULL here. Also, remove all vestiges of autoconf
1769 based checks for bcmp/bcopy/bzero/index/rindex.
1771 * system.h: Immediately after including stdio.h, check for and if
1772 necessary provide a default definition of NULL.
1774 Tue Jun 30 08:22:05 1998 Michael Meissner <meissner@cygnus.com>
1776 * reload1.c (reload_cse_simplify_operands): Call
1777 fatal_insn_not_found, not abort.
1779 Tue Jun 30 02:34:02 1998 Jeffrey A Law (law@cygnus.com)
1781 * choose-temp.c (make_temp_file): Accept new argument for the
1782 file suffix to use. Allocate space for it and add it to the
1784 * mkstemp.c (mkstemps): Renamed from mkstemp. Accept new argument
1785 for the length of the suffix. Update template struture checks
1786 to handle optinal suffix.
1787 * collect2.c (make_temp_file): Update prototype.
1788 (main): Put proper suffixes on temporary files.
1789 * gcc.c (make_temp_file): Update prototype.
1790 (do_spec_1): Put proper suffixes on temporary files.
1792 Tue Jun 30 00:56:19 1998 Bruno Haible <haible@ilog.fr>
1794 * invoke.texi: Document new implicit structure initialization
1797 Mon Jun 29 22:12:06 1998 Jeffrey A Law (law@cygnus.com)
1799 * Merge from gcc2 June 9, 1998 snapshot. See ChangeLog.13 for
1802 * pa.c, pa.h, pa.md: Convert to gen_rtx_FOO.
1804 Mon Jun 29 20:12:41 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1806 * Makefile.in (fix-header): Don't needlessly depend on cpperror.o.
1808 * alias.c (CHECK_ALIAS_SETS_FOR_CONSISTENCY): Cast expansion to
1809 void since it is evaluated in a comma list.
1811 * mips.h (ASM_GENERATE_INTERNAL_LABEL): Always sprintf `NUM'
1812 argument as a long and cast `NUM' to long to ensure it is of the
1813 proper width. Wrap macro arguments in parens when they appear in
1816 * sol2.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1818 * sparc.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1819 (ASM_DECLARE_RESULT): Fix fprintf format specifier to match
1820 function argument return type.
1821 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_FP_P,
1822 REGNO_OK_FOR_CCFP_P): Use `(unsigned)' not `U'.
1824 * cpplib.c (cpp_message_from_errno): Remove unneeded argument to
1827 * dbxout.c: Fix the comments after an #endif to reflect the actual
1828 condition tested in the preceding #if.
1830 * except.c (find_all_handler_type_matches): Switch to old-style
1831 function definition.
1833 * expr.c (expand_builtin): Remove unused variable `type' twice.
1835 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Cast -1 before comparing it
1836 to an unsigned long.
1838 * haifa-sched.c (print_insn_chain): Remove unused function.
1840 * objc/objc-act.c (build_msg_pool_reference): Hide prototype and
1843 * toplev.c: When testing whether to include dbxout.h, also include
1844 it when XCOFF_DEBUGGING_INFO is defined.
1846 * unroll.c (unroll_loop): Add parentheses around assignment used
1849 Mon Jun 29 12:18:00 1998 Catherine Moore <clm@cygnus.com>
1851 * config/lb1spc.asm (.div, .udiv): Replace routines.
1853 Mon Jun 29 09:44:24 1998 Mark Mitchell <mark@markmitchell.com>
1855 * rtl.h: Update comment about special gen_rtx variants.
1856 * emit-rtl.c (gen_rtx): Handle MEMs using gen_rtx_MEM.
1858 Sun Jun 28 20:58:51 1998 Jeffrey A Law (law@cygnus.com)
1860 * choose-temp.c (choose_temp_base): Restore original variant of
1861 this function for compatibility.
1862 (make_temp_file): This is the new, preferred interface to create
1864 * collect2.c (choose_temp_base): Delete declaration.
1865 (make_temp_file): Declare.
1866 (temp_filename_length, temp_filename): Delete.
1867 (main): Use make_temp_file to get temporary files. Use --lang-c
1868 to force the resulting ctort/dtor file to be compiled with the C
1869 compiler. Make sure to remove temporary files on all exit paths.
1870 * gcc.c (make_temp_file): Provide prototype if MKTEMP_EACH_FILE is
1872 (choose_temp_base): Only provide prototype if MKTEMP_EACH_FILE is
1874 (do_spec): Use make_temp_file if MKTEMP_EACH_FILE is defined.
1876 Sun Jun 28 08:57:09 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1878 * configure.in (GCC_NEED_DECLARATIONS): Add strerror, getcwd and
1881 * acconfig.m4: Add stubs for NEED_DECLARATION_STRERROR,
1882 NEED_DECLARATION_GETCWD and NEED_DECLARATION_GETWD.
1884 * cccp.c: Remove strerror()/sys_nerr/sys_errlist decls.
1885 (my_strerror): Add prototype and make it static.
1887 * collect2.c: Likewise.
1889 * cpplib.c: Likewise.
1891 * gcc.c: Likewise, but keep `my_strerror' extern.
1893 * protoize.c: Likewise.
1895 * pexecute.c (my_strerror): Add argument to prototype.
1897 * system.h: Add prototypes for getcwd, getwd and strerror. Add
1898 extern decls for sys_nerr and sys_errlist. Make abort decl
1901 * getpwd.c: Remove decls for getwd and getcwd.
1903 Sun Jun 28 02:11:16 PDT 1998 Jeff Law (law@cygnus.com)
1905 * version.c: Bump for snapshot.
1907 Sat Jun 27 23:32:25 1998 Richard Henderson <rth@cygnus.com>
1909 * jump.c (jump_optimize): Use side_effects_p & may_trap_p instead
1910 of rtx_unsafe_p. Use modified_between_p instead of reg_set_between_p.
1911 Allow FP moves to be optimized.
1912 (rtx_unsafe_p): Delete.
1914 Sat Jun 27 23:02:04 1998 Richard Henderson <rth@cygnus.com>
1916 * objc/archive.c: Remove <string.h> prototypes.
1918 Sat Jun 27 22:37:05 1998 Jeffrey A Law (law@cygnus.com)
1920 * tm.texi (NEED_MATH_LIBRARY): Document new target macro.
1922 * Makefile.in (gencheck): Remove $(TREE_H) dependency.
1924 Sat Jun 27 20:20:00 1998 John Carr <jfc@mit.edu>
1926 * dsp16xx.h (FIRST_PSEUDO_REGISTER): Add parentheses to definition.
1927 * dsp16xx.c (next_cc_user_unsigned): New function.
1928 Remove save_next_cc_user_code.
1929 (print_operand): Use HOST_WIDE_INT_PRINT_* macros.
1930 * dsp16xx.md: Call next_cc_user_unsigned instead of using
1931 save_next_cc_user_code.
1932 Use gen_rtx_* functions instead of gen_rtx.
1934 Sat Jun 27 20:18:34 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1936 * rs6000.h: Add trap_comparison_operator to PREDICATE_CODES.
1938 Sat Jun 27 16:45:42 1998 Jeffrey A Law (law@cygnus.com)
1940 * flow.c (count_reg_sets): New function.
1941 (count_reg_sets_1, count_ref_references): Likewise.
1942 (recompute_reg_usage): Likewise.
1943 * rtl.h (recompute_reg_usage): Add prototype.
1944 * toplev.c (rest_of_compilation): Call recompute_reg_usage just
1945 before local register allocation.
1947 Sat Jun 27 13:15:30 1998 Richard Henderson <rth@cygnus.com>
1949 * alpha.md (negsf, negdf): Revert Jan 22 change.
1951 Sat Jun 27 07:35:21 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1953 * mkstemp.c: Include gansidecl.h. Rename uint64_t to gcc_uint64_t.
1954 (mkstemp): Remove size specifier for variable `letters'. Call
1955 gettimeofday, not __gettimeofday.
1957 * Makefile.in (EXPR_H): New dependency variable.
1958 (c-typeck.o): Depend on $(EXPR_H) instead of expr.h.
1959 (c-iterate.o): Likewise.
1960 (gencheck): Depend on $(TREE_H) instead of tree.h, etc.
1961 (stor-layout.o): Depend on $(EXPR_H) instead of expr.h.
1962 (toplev.o): Likewise. Also depend on $(RECOG_H) instead of recog.h.
1963 (varasm.o): Depend on $(EXPR_H) instead of expr.h.
1964 (function.o): Likewise.
1966 (except.o): Likewise.
1968 (calls.o): Likewise.
1969 (expmed.o): Likewise.
1970 (explow.o): Likewise.
1971 (optabs.o): Likewise.
1972 (sdbout.o): Likewise.
1973 (dwarf2out.o): Likewise.
1974 (emit-rtl.o): Likewise.
1975 (integrate.o): Likewise.
1978 (gcse.o): Likewise. Also depend on $(BASIC_BLOCK_H) instead of
1980 (loop.o): Depend on $(EXPR_H) instead of expr.h.
1981 (unroll.o): Likewise.
1982 (combine.o): Likewise.
1983 (reload.o): Likewise.
1984 (reload1.o): Likewise.
1985 (caller-save.o): Likewise.
1986 (reorg.o): Likewise.
1987 (alias.o): Don't depend on insn-codes.h.
1988 (regmove.o): Depend on $(RECOG_H)/$(EXPR_H) instead of recog.h/expr.h.
1989 (insn-emit.o): Depend on $(EXPR_H) instead of expr.h.
1990 (insn-opinit.o): Likewise.
1992 Sat Jun 27 01:35:14 1998 Jeffrey A Law (law@cygnus.com)
1994 * choose-temp.c (choose_temp_base): Remove MPW bits. Use mkstemp
1996 * gcc.c (MKTEMP_EACH_FILE): Define.
1997 (main): No need to call choose_temp_base if we are going to
1998 use choose_temp_base to create each file later.
1999 * mkstemp.c: New file. Adapted from glibc.
2000 * Makefile.in (xgcc, colect2, protoize, unprotoize): Link in mkstemp.o
2001 (mkstemp.o): Add dependencies.
2003 * configure.in (gettimeofday): Check for its existance.
2004 * config.in (HAVE_GETTIMEOFDAY): Define.
2005 * configure: Rebuilt.
2007 1998-06-26 Michael Meissner <meissner@cygnus.com>
2009 * rs6000.md (ne 0, non power case): Add missing & constraint.
2011 (negative abs insns): Add pattern names.
2013 Fri Jun 26 17:36:42 1998 Dave Love <d.love@dl.ac.uk>
2015 * Makefile.in (install-info): Run install-info program in separate
2018 Fri Jun 26 16:03:15 1998 Michael Meissner <meissner@cygnus.com>
2020 * haifa-sched.c (schedule_block): Add hooks for the machine
2021 description to reorder the ready list, and update how many more
2022 instructions can be issued this cycle.
2023 * tm.texi (MD_SCHED_{INIT,REORDER,VARIABLE_ISSUE}): Document.
2025 Fri Jun 26 11:54:11 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
2027 * config/sparc/sparc.h (REGNO_OK_FOR_{INDEX,BASE,FP,CCFP}_P):
2028 Explicitly mark the constant being compared against as unsigned.
2029 * config/sparc/sparc.c (sparc_select, cpu_default, cpu_table):
2030 Fully initialize final members.
2031 (mem_aligned_8): Explicit init of offset to zero.
2032 (output_function_prologue): Explicit init of n_regs to zero.
2033 (output_function_epilogue): Likewise, and mark arg size as
2035 (init_cumulative_args): Mark libname and indirect as unused.
2036 (function_arg_pass_by_reference): Likewise for cum and named.
2037 (sparc_builtin_saveregs): Likewise for arglist.
2038 (sparc_flat_eligible_for_epilogue_delay): Likewise for slot.
2040 Fri Jun 26 06:58:54 1998 Richard Earnshaw (rearnsha@arm.com)
2042 * arm.h (SECONDARY_INPUT_RELOAD_CLASS): Only need a secondary reload
2045 * arm.h (arm_adjust_cost): Renamed bogus prototype from
2047 (bad_signed_byte_operand): Add prototype.
2048 * arm.c (arm_override_options): Make I unsigned.
2049 (const_ok_for_arm): Add casts to the constants.
2050 (load_multiple_operation): Don't redeclare elt in sub-block.
2051 (arm_gen_movstrqi): Delete external declaration of optimize.
2052 (gen_compare_reg): Declare parameter fp.
2054 * arm.c (final_prescan_insn): Only initialize scanbody if the insn
2057 Fri Jun 26 09:31:24 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2059 * alpha.c: Include system.h and toplev.h.
2060 (cint8_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
2061 (const48_operand): Likewise.
2062 (mode_width_operand): Likewise.
2063 (mode_mask_operand): Likewise.
2064 (mul8_operand): Likewise.
2065 (current_file_function_operand): Likewise.
2066 (signed_comparison_operator): Likewise.
2067 (divmod_operator): Likewise.
2068 (any_memory_operand): Likewise.
2069 (alpha_return_addr): Likewise for parameter `frame'.
2070 (alpha_builtin_saveregs): Likewise for parameter `arglist'.
2071 (vms_valid_decl_attribute_p): Likewise for parameters `decl' and
2073 (alpha_start_function): Likewise for parameter `decl'. Use
2074 HOST_WIDE_INT_PRINT_DEC in call to fprintf. Fix various format
2075 specifiers. Remove unused variables `lab' and `name'.
2076 (alpha_end_function): Mark parameter `decl' with ATTRIBUTE_UNUSED.
2077 (check_float_value): Likewise for parameter `overflow'.
2078 (alpha_need_linkage): Likewise for parameters `name' and `is_local'.
2080 * alpha.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Define as
2082 (ASM_OUTPUT_SHORT): Cast argument to `int' in call to fprintf.
2083 (ASM_OUTPUT_CHAR): Likewise.
2084 (ASM_OUTPUT_BYTE): Likewise.
2085 (PRINT_OPERAND_ADDRESS): Use HOST_WIDE_INT_PRINT_DEC in call to
2087 (PUT_SDB_EPILOGUE_END): Mention argument `NAME' in definition.
2088 Add prototypes for functions in alpha.c.
2090 * alpha.md (ashldi3): Add default case in switch.
2092 1998-06-26 Manfred Hollstein <manfred@s-direktnet.de>
2094 * Makefile.in (gcc_version, gcc_version_trigger): New macros.
2095 (version): Initialize from $(gcc_version).
2097 * configure.in (version): Rename to gcc_version.
2098 (gcc_version_trigger): New variable; call AC_SUBST for it and
2099 emit it into the generated config.status.
2100 * configure: Regenerate.
2102 Thu Jun 25 12:47:41 1998 Mark Mitchell <mark@markmitchell.com>
2104 * fold-const.c (make_range): Don't go looking at TREE_OPERANDs of
2105 nodes that are not expressions.
2107 Thu Jun 25 15:08:16 1998 Mark Mitchell <mark@markmitchell.com>
2109 * invoke.texi (-fstrict-aliasing): Document.
2110 * rtl.texi (MEM_ALIAS_SET): Document.
2112 * flags.h (flag_strict_aliasing): Declare.
2113 * toplev.c (flag_strict_aliasing): Define.
2114 (f_options): Add -strict-aliasing.
2115 (main): Set flag_strict_aliasing if -O2 or higher.
2117 * tree.h (tree_type): Add alias_set field.
2118 (TYPE_ALIAS_SET): New macro.
2119 (TYPE_ALIAS_SET_KNOWN_P): Likewise.
2120 (get_alias_set): Declare.
2121 * tree.c (lang_get_alias_set): Define.
2122 (make_node): Initialize TYPE_ALIAS_SET.
2123 (get_alias_set): New function.
2124 * print-tree.c (print_node): Dump the alias set for a type.
2126 * c-tree.h (c_get_alias_set): Declare.
2127 * c-common.c (c_get_alias_set): New function.
2128 * c-decl.c (init_decl_processing): Set lang_get_alias_set.
2130 * expr.c (protect_from_queue): Propogage alias sets.
2131 (expand_assignment): Calculate alias set for new MEMs.
2132 (expand_expr): Likewise.
2133 * function.c (put_var_into_stack): Likewise.
2134 (put_reg_into_stack): Likewise.
2135 (gen_mem_addressof): Likewise.
2136 (assign_parms): Likewise.
2137 * stmt.c (expand_decl): Likewise.
2138 * varasm.c (make_decl_rtl): Eliminate redundant clearing of
2139 DECL_RTL. Calculate alias set for new MEMs.
2141 * rtl.def (REG): Add dummy operand.
2142 (MEM): Add extra operand to store the MEM_ALIAS_SET.
2143 * rtl.h (MEM_ALIAS_SET): New macro.
2144 (gen_rtx_MEM): Declare.
2145 * emit-rtl.c (gen_rtx_MEM): New function.
2146 * gengenrtl.c (sepcial_rtx): Make MEMs special.
2148 * alias.c (CHECK_ALIAS_SETS_FOR_CONSISTENCY): New macro.
2149 (DIFFERENT_ALIAS_SETS_P): Likewise.
2150 (canon_rtx): Propogate the alias set to the new MEM.
2151 (true_dependence): Check the alias sets.
2152 (anti_dependence): Likewise.
2153 (output_dependence): Likewise.
2154 * explow.c (stabilize): Progoate alias sets.
2155 * integrate.c (copy_rtx_and_substitute): Likewise.
2156 * final.c (alter_subreg): Make sure not to leave MEM_IN_STRUCT_P
2157 in an unpredictable state. Propogate alias sets.
2158 * reload1.c (reload): Clear MEM_ALIAS_SET for new MEMs about which
2159 we have no alias information.
2161 Thu Jun 25 16:59:18 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2163 * except.h (CATCH_ALL_TYPE): Definition moved to eh-common.h.
2164 (find_all_handler_type_matches): Add function prototype.
2165 * eh-common.h (CATCH_ALL_TYPE): Definition added.
2166 * except.c (find_all_handler_type_matches): Add function to find all
2167 runtime type info in the exception table.
2168 (output_exception_table_entry): Special case for CATCH_ALL_TYPE.
2170 Thu Jun 25 15:47:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2172 * Makefile.in (xcoffout.o): Depend on toplev.h, output.h and dbxout.h.
2174 * config/fp-bit.c (_fpmul_parts): Move variables `x', `ylow',
2175 `yhigh' and `bit' into the scope in which they are used.
2176 (_fpdiv_parts): Remove unused variables `low', `high', `r0', `r1',
2177 `y0', `y1', `q', `remainder', `carry', `d0' and `d1'.
2179 * rs6000.c: Move include of output.h below tree.h. Include toplev.h.
2180 (any_operand): Mark unused parameters `op' and `mode' with
2182 (count_register_operand): Likewise for parameter `mode'.
2183 (fpmem_operand): Likewise.
2184 (short_cint_operand): Likewise.
2185 (u_short_cint_operand): Likewise.
2186 (non_short_cint_operand): Likewise.
2187 (got_operand): Likewise.
2188 (got_no_const_operand): Likewise.
2189 (non_add_cint_operand): Likewise.
2190 (non_logical_cint_operand): Likewise.
2191 (mask_operand): Likewise.
2192 (current_file_function_operand): Likewise.
2193 (small_data_operand): Likewise for parameters `op' and `mode' but
2194 only when !TARGET_ELF.
2195 (init_cumulative_args): Mark parameters `libname' with
2197 (function_arg_pass_by_reference): Likewise for parameters `cum',
2199 (expand_builtin_saveregs): Likewise for parameter `args'.
2200 (load_multiple_operation): Likewise for parameter `mode'.
2201 (store_multiple_operation): Likewise.
2202 (branch_comparison_operator): Likewise.
2203 (secondary_reload_class): Likewise.
2204 (print_operand): Add parentheses around & operation.
2205 (output_prolog): Mark parameter `size' with ATTRIBUTE_UNUSED.
2206 (output_epilog): Likewise. Cast argument to fprintf to int.
2207 (rs6000_adjust_cost): Mark parameter `dep_insn' with ATTRIBUTE_UNUSED.
2208 (rs6000_valid_decl_attribute_p): Likewise for parameters `decl',
2209 `attributes', `identifier' and `args'.
2210 (rs6000_valid_type_attribute_p): Likewise for parameter `attributes'.
2211 (rs6000_comp_type_attributes): Likewise for parameters `type1' and
2213 (rs6000_set_default_type_attributes): Likewise for parameter `type'.
2215 * rs6000.h (RTX_COSTS): Add parentheses around & operation.
2216 (toc_section, private_data_section, trap_comparison_operator): Add
2219 * dbxout.h (dbxout_parms, dbxout_reg_parms, dbxout_syms): Add
2222 * xcoffout.c: Include toplev.h, outout.h and dbxout.h.
2224 * xcoffout.h (stab_to_sclass, xcoffout_begin_function,
2225 xcoffout_begin_block, xcoffout_end_epilogue,
2226 xcoffout_end_function, xcoffout_end_block,
2227 xcoff_output_standard_types, xcoffout_declare_function,
2228 xcoffout_source_line): Add prototypes.
2230 Thu Jun 25 09:54:55 1998 Nick Clifton <nickc@cygnus.com>
2232 * config/arm/arm.h (REG_ALLOC_ORDER): Add ARG_POINTER_REGNUM,
2233 noticed by grahams@rcp.co.uk.
2235 Thu Jun 25 11:12:29 1998 Dave Brolley <brolley@cygnus.com>
2237 * gcc.c (default_compilers): Use new | syntax to eliminate
2238 string concatenation.
2240 Thu Jun 25 01:00:48 1998 Richard Henderson <rth@cygnus.com>
2242 * alpha.c (alpha_function_name): Delete.
2243 (alpha_ra_ever_killed): Notice current_function_is_thunk.
2244 (alpha_sa_mask, alpha_sa_size, alpha_does_function_need_gp): Likewise.
2245 (alpha_start_function): Reorg from output_prologue.
2246 (alpha_end_function): Reorg from output_epilogue.
2247 * alpha.h (ASM_DECLARE_FUNCTION_NAME): Call alpha_start_function.
2248 (ASM_DECLARE_FUNCTION_SIZE): New.
2249 (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
2250 (PROFILE_BEFORE_PROLOGUE): Set.
2251 (ASM_OUTPUT_MI_THUNK): Remove bits now output by start/end_function.
2252 * alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): Likewise.
2254 Thu Jun 25 01:18:47 1998 John Wehle (john@feith.com)
2256 * i386/freebsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
2258 1998-06-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2260 * expr.c (expand_assignment): Rework address calculation for structure
2261 field members to expose more invariant computations to the loop
2263 (expand_expr): Likewise.
2265 Wed Jun 24 22:44:22 1998 Jeffrey A Law (law@cygnus.com)
2267 * local-alloc.c (block_alloc): Do not try to avoid false dependencies
2268 when SMALL_REGISTER_CLASSES is nonzero.
2270 Wed Jun 24 17:55:15 1998 Klaus Kaempf <kkaempf@progis.de>
2272 * alpha.md (call_vms, call_value_vms): Strip leading * from symbol.
2274 Wed Jun 24 16:27:23 1998 John Carr <jfc@mit.edu>
2276 * expr.c (get_memory_rtx): New function.
2277 (expand_builtin): Call get_memory_rtx for MEM arguments to builtin
2280 * expmed.c (init_expmed): Initialize all elements of *_cost arrays.
2282 * optabs.c: Use gen_rtx_FOO (...) instead of gen_rtx (FOO, ...).
2284 * explow.c: Likewise.
2285 * combine.c: Likewise.
2286 * reload1.c: Likewise.
2289 Wed Jun 24 15:13:01 1998 Dave Brolley <brolley@cygnus.com>
2291 * README.gnat: Add patch for new lang_decode_options interface.
2293 Wed Jun 24 09:14:04 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2295 * except.c (start_catch_handler): Do nothing if EH is not on.
2297 1998-06-24 Manfred Hollstein <manfred@s-direktnet.de>
2299 * configure.in (gxx_include_dir): Initialize default value depending on
2300 new flag --enable-version-specific-runtime-libs; remove superfluous
2301 default initialization afterwards.
2302 * configure: Regenerate.
2304 Wed Jun 24 01:32:12 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
2306 * toplev.c (rest_of_compilation): Revert May 15 change.
2308 Tue Jun 23 21:27:27 1998 Ken Raeburn <raeburn@cygnus.com>
2310 * reload.c (find_reloads): Fix check for failure to match any
2311 alternative, to account for Mar 26 change in initial "best" cost.
2313 Tue Jun 23 16:44:21 1998 Dave Brolley <brolley@cygnus.com>
2315 * cpplib.c (do_line): Typo broke #line directive.
2316 (cpp_message_from_errno): New function.
2317 (cpp_error_from_errno): Call cpp_message_from_errno.
2318 * cpplib.h (cpp_message_from_errno): New function.
2320 Tue Jun 23 13:38:18 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2322 * libgcc2.c (__get_eh_table_version, __get_eh_table_language): New
2323 functions to return exception descriptor information.
2324 (find_exception_handler): Pass match_info field to runtime matcher,
2325 not a descriptor table entry.
2327 Tue Jun 23 09:30:58 1998 Dave Love <d.love@dl.ac.uk>
2329 * cpp.texi, gcc.texi: Add @dircategory, @direntry meant to
2330 accompany previous Makefile.in (install-info) change.
2332 Tue Jun 23 10:06:07 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2334 * eh-common.h (struct __eh_info): Remove coerced value field.
2335 * libgcc2.c (find_exception_handler): Don't set coerced_value field.
2336 * except.c (get_dynamic_handler_chain, get_dynamic_cleanup_chain): Use
2337 POINTER_SIZE instead of Pmode.
2338 (expand_start_all_catch): Call start_catch_handler() if we are not
2339 using new style exceptions.
2341 Tue Jun 23 06:45:00 1998 Catherine Moore <clm@cygnus.com>
2343 * varasm.c (assemble_variable): Remove reference to warn_bss_align.
2345 Mon Jun 22 23:57:31 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
2347 * config/sparc/sparc.md (zero_extendhidi2, extendhisi2,
2348 extendqihi2, extendqisi2, extendqidi2, extendhidi2, adddi3,
2349 subdi3, negdi2, call, call_value, untyped_return, nonlocal_goto,
2350 splits and peepholes): Change remaining generic gen_rtx calls to
2351 specific genrtl ones.
2352 * config/sparc/sparc.c: Likewise.
2354 Mon Jun 22 22:21:46 1998 Richard Henderson <rth@cygnus.com>
2356 * gcc.c (handle_braces): Recognize | between options as an or.
2358 Mon Jun 22 23:13:47 1998 John Wehle (john@feith.com)
2360 * i386/freebsd-elf.h (JUMP_TABLES_IN_TEXT_SECTION): Define as flag_pic.
2361 * i386/sysv4.h (JUMP_TABLES_IN_TEXT_SECTION): Define as flag_pic.
2363 * i386.md (exception_receiver): Define.
2365 Mon Jun 22 12:01:48 1998 Jim Wilson <wilson@cygnus.com>
2367 * Makefile.in (PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME,
2368 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): New variables.
2369 (install-common): Use them.
2371 * gcse.c (add_label_notes): New function.
2372 (pre_insert_insn): Call it.
2373 * unroll.c (unroll_loop): Look for insns with a REG_LABEL note, and
2374 pass the label to set_label_in_map.
2376 Mon Jun 22 19:01:14 1998 Dave Love <d.love@dl.ac.uk>
2378 * Makefile.in (install-info): Fix typpo in previous change.
2380 Mon Jun 22 11:10:00 1998 Catherine Moore <clm@cygnus.com>
2382 * varasm.c (assemble_variable): Emit alignment warning.
2384 Mon Jun 22 08:18:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2386 * Makefile.in (varasm.o): Depend on sdbout.h.
2387 (sdbout.o): Depend on toplev.h.
2389 * collect2.c (scan_prog_file): Cast fprintf argument to `long' and
2392 * final.c (shorten_branches): Cast first arg of `bzero' to char *.
2394 * genextract.c (main): When creating insn-extract.c, mark variable
2395 `i' with ATTRIBUTE_UNUSED.
2397 * genpeep.c (main): When creating insn-peep.c, mark variables
2398 `insn', `x' and `pat' with ATTRIBUTE_UNUSED.
2400 * objc/init.c (__objc_tree_print): Wrap function definition in
2403 * objc/objc-act.c (encode_array): Cast sprintf argument to `long'
2404 and use %ld specifier.
2405 (adorn_decl): Likewise, twice.
2407 * reload1.c (reload_cse_regs): Cast first arg of `bzero' to char *.
2409 * sdbout.c: Include output.h and toplev.h.
2410 (PUT_SDB_INT_VAL): Use HOST_WIDE_INT_PRINT_DEV to print argument
2411 `a'. Cast `a' to HOST_WIDE_INT to force it to always be so.
2412 (PUT_SDB_SIZE): Likewise.
2414 * sdbout.h (sdbout_mark_begin_function): Add prototype.
2416 * stmt.c (check_for_full_enumeration_handling): Cast argument of
2417 `warning' to long and use %ld specifier.
2419 * toplev.c (main): Likewise for `fprintf'.
2421 * toplev.h (output_file_directive): Add prototype.
2423 * unroll.c (unroll_loop): Use HOST_WIDE_INT_PRINT_DEC specifier in
2425 (precondition_loop_p): Likewise.
2427 * varasm.c Include sdbout.h.
2428 (assemble_static_space): Move sometimes-unused variable `rounded'
2429 into the scope in which it is used.
2431 * mips.c (gpr_mode): Don't say `static' twice.
2433 * cpplib.c (cpp_handle_option): Don't pass unneeded NULL to cpp_fatal.
2435 * objc/objc-act.c (init_selector): Hide prototype and definition.
2437 * optabs.c (gen_cond_trap): Remove unused variable `icode'.
2439 * regmove.c (copy_src_to_dest): Likewise for `i'.
2441 * mips-tfile.c (add_local_symbol): Cast width format specifier to int.
2442 (add_ext_symbol): Likewise.
2443 (add_file): Likewise.
2444 (parse_def): Likewise.
2445 (write_varray): Use HOST_PTR_PRINTF to print a pointer. Fix
2446 remaining format specifiers and arguments.
2447 (write_object): Likewise, several times.
2448 (read_seek): Likewise.
2449 (out_of_bounds): Likewise.
2450 (allocate_cluster): Likewise.
2451 (xmalloc): Likewise.
2452 (xcalloc): Likewise.
2453 (xrealloc): Likewise.
2456 * mips-tdump.c (print_symbol): Likewise.
2458 Sun Jun 21 17:05:34 1998 Dave Love <d.love@dl.ac.uk>
2460 * Makefile.in (install-info): Use install-info program if
2461 available, per GNU standard.
2463 Sun Jun 21 18:56:44 1998 Jeffrey A Law (law@cygnus.com)
2465 * invoke.texi: Document -mrelax for the mn10300 and mn10200.
2467 * basic-block.h (init_regset_vector): Delete declaration.
2468 * flow.c (init_regset_vector): Make it static and add a prototype.
2470 * bitmap.h (debug_bitmap): Declare.
2472 * haifa-sched.c (debug_ready_list): Make static.
2474 * toplev.h (fancy_abort): Declare.
2476 Sun Jun 21 18:30:13 1998 H.J. Lu (hjl@gnu.org)
2478 * basic-block.h (init_regset_vector): New declaration.
2480 * Makefile.in (sdbout.o): Add insn-codes.h to dependency.
2482 * global.c: Include machmode.h amd move hard-reg-set.h before
2485 * haifa-sched.c (insn_issue_delay, birthing_insn_p,
2486 adjust_priority, print_insn_chaino): New declaration.
2487 (schedule_insns): Remove declaration.
2488 (init_target_units, get_visual_tbl_length,
2489 init_block_visualization): Add prototype.
2491 * integrate.c (pushdecl, poplevel): Remove declaration.
2493 * rtl.h (expand_expr): Remove declaration.
2495 * loop.c (oballoc): Remove declaration.
2496 (replace_call_address): Add prototype.
2498 Sun Jun 21 01:08:17 PDT 1998 Jeff Law (law@cygnus.com)
2500 * version.c: Bump for snapshot.
2502 Sun Jun 21 01:16:38 1998 John Wehle (john@feith.com)
2504 * i386.c (output_fp_conditional_move): Don't bother handling
2505 (cc_prev_status.flags && CC_NO_OVERFLOW) since the INSN patterns
2506 prevent this from happening.
2508 * i386.md (nonlocal_goto_receiver): Delete.
2510 Sun Jun 21 00:42:20 1998 H.J. Lu (hjl@gnu.org)
2512 * Makefile.in (crtbeginS.o, crtendS.o): Add -fno-exceptions and
2514 (INSTALL): cd $(srcdir) before make.
2516 * flow.c (allocate_for_life_analysis, init_regset_vector):
2519 * function.h (get_first_block_beg): New declaration.
2521 * gbl-ctors.h (__do_global_dtors): Add prototype.
2523 * gcov-io.h (__fetch_long): New declaration.
2524 (__store_long): Likewise.
2525 (__read_long): Likewise.
2526 (__write_long): Likewise.
2528 * gcov.c (print_usage): New declaration.
2530 * Makefile.in (c-iterate.o): Depend on insn-codes.h too.
2532 Sat Jun 20 00:36:16 1998 Jeffrey A Law (law@cygnus.com)
2534 * calls.c (expand_call): Initialize "src" and "dest".
2535 * stmt.c (expand_return): Likewise.
2536 * expmed.c (extract_split_bit_field): Similarly for "result"
2537 * gcse.c (compute_hash_table): Mark first arg as unused.
2538 * jump.c (jump_optimize): Initialize reversep.
2539 * tree.c (make_node): Initialize length.
2541 * c-common.c (check_format_info): Initialize length_char and
2542 fci to keep -Wall quiet.
2544 * except.c (jumpif_rtx): Put declaration and definition
2545 inside a suitable #ifdef.
2546 (jumpifnot_rtx): Delete dead function.
2548 * i386.h (output_int_conditional_move): Declare.
2549 (output_fp_conditional_move): Likewise.
2550 (ix86_can_use_return_insn_p): Likewise.
2552 * optabs.c (init_traps): Put prototype inside a suitable #ifdef.
2554 Sat Jun 20 00:27:40 1998 Graham <grahams@rcp.co.uk>
2556 * alias.c: Include toplev.h
2557 * caller-save.c: Include toplev.h
2558 * combine.c: Include toplev.h
2559 * flow.c Include toplev.h
2560 * global.c: Include toplev.h
2561 * jump.c: Include toplev.h
2562 * local-alloc.c: Include toplev.h
2563 * loop.c: Include toplev.h
2564 * regmove.c: Include toplev.h
2565 * stupid.c: Include toplev.h
2566 * unroll.c: Include toplev.h
2567 * Makefile.in: Add toplev.h dependencies.
2569 Fri Jun 19 22:40:25 1998 Jason Merrill <jason@yorick.cygnus.com>
2571 * regmove.c (copy_src_to_dest): Add decl for loop_depth.
2573 * svr4.h (ASM_GENERATE_INTERNAL_LABEL): Cast arg to unsigned.
2574 * dwarf2out.c (ASM_OUTPUT_DWARF_DATA1): Likewise.
2575 Add parens to various macros.
2577 Fri Jun 19 23:22:42 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
2579 * c-typeck.c (pop_init_level): Warn about implicit zero initialization
2582 Fri Jun 19 23:06:33 1998 Jason Merrill <jason@yorick.cygnus.com>
2584 * varasm.c (assemble_start_function): Add weak_global_object_name.
2585 * tree.c (get_file_function_name): Use it.
2587 Fri Jun 19 22:55:14 1998 Jeffrey A Law (law@cygnus.com)
2589 * except.c (jumpif_rtx): Make static and add prototype.
2590 (jumpifnot_rtx): Likewise.
2592 * README.gnat: Add a build patch from Fred Fish.
2594 * c-lang.c (GNU_xref_begin, GNU_xref_end): Deleted.
2596 * Makefile.in (c-iterate.o): Depend on expr.h.
2598 Fri Jun 19 20:38:34 1998 H.J. Lu (hjl@gnu.org)
2600 * except.h (emit_unwinder, end_eh_unwinder): Removed.
2602 * dwarfout.c (getpwd): Add prototype.
2603 (is_pseudo_reg, type_main_variant, is_tagged_type,
2604 is_redundant_typedef): New declaration.
2605 (output_decl): Add prototype for FUNC.
2606 (type_main_variant): Make it static.
2607 (is_tagged_type): Likewise.
2608 (is_redundant_typedef): Likewise.
2610 * expr.c (do_jump_by_parts_greater_rtx): Removed.
2611 (truthvalue_conversion): Likewise.
2613 * c-iterate.c: Include "expr.h".
2614 (expand_expr): Use proper values when calling the function.
2616 * explow.c (emit_stack_save): Add prototype for FCN.
2617 (emit_stack_restore): Likewise.
2619 * dwarf2out.c (getpwd): Add prototype.
2621 * dwarf2out.h (debug_dwarf, debug_dwarf_die): New declarations.
2623 * c-typeck.c (c_expand_asm_operands): Use proper values when calling
2626 * c-lex.c (yyprint): Add prototype.
2627 (check_newline, build_objc_string): Remove declaration.
2629 * c-tree.h (comptypes_record_hook): Removed.
2630 (finish_incomplete_decl): New prototype.
2632 * alias.c (find_base_value): Add prototype.
2633 (true_dependence): Add prototype for function argument.
2635 * c-aux-info.c (xmalloc): Remove declaration.
2637 Fri Jun 19 20:23:05 1998 Robert Lipe <robertl@dgii.com>
2639 * i386.c: Include system.h. Remove redundant includes.
2640 (optimization_options): Mark param 'size' with ATTRIBUTE_UNUSED.
2641 (i386_cc_probably_useless_p): Likewise for 'decl', 'attributes',
2642 'identifier', 'args'.
2643 (i386_valid_type_attribute_p): Likewise for 'attributes'.
2644 (i386_comp_type_attribute_p): Likewise for 'type1', 'type2'.
2645 (function_arg_partial_nregs): Likewise for 'cum', 'mode', 'type',
2647 (symbolic_operand): Likewise for 'mode'.
2648 (call_insn_operand): Likewise.
2649 (expander_call_insn_operand): Likewise.
2650 (ix86_logical_operator): Likewise.
2651 (ix86_binary_operator_ok): Likewise.
2652 (emit_pic_move): Likewise.
2653 (VOIDmode_compare_op): Likewise.
2655 (str_immediate_operand): Likewise.
2656 (ix86_uary_operator_ok): Likewise for 'code', 'mode', and 'operands'.yy
2657 (asm_output_function_prefix): Likewise for 'name'.
2658 (function_prologue): Likewise for 'file', and 'size'.
2659 (function_epilogue): Likewise.
2661 1998-06-19 Jim Wilson <wilson@cygnus.com>
2663 * loop.h (struct induction): Clarify comment for unrolled field.
2664 * unroll.c (find_splittable_givs): Move set of unrolled field
2665 after address validity check.
2667 Fri Jun 19 18:38:04 1998 Michael Meissner <meissner@cygnus.com>
2669 * config/fp-bit.c (INLINE): Only define if not already defined.
2671 1998-06-19 Manfred Hollstein <manfred@s-direktnet.de>
2673 * Makefile.in (installdirs): Loop over directories in $(libsubdir)
2674 creating probably missing ones, instead of single if statements.
2676 Fri Jun 19 10:43:52 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2678 * c-common.c (truthvalue_conversion): Protect side effects in the
2679 expression when splitting a complex value.
2680 * fold-const.c (fold): Likewise.
2682 Fri Jun 19 02:31:16 1998 Klaus Kaempf (kkaempf@progis.de)
2684 * cccp.c (hack_vms_include_specification): rewrite to handle
2685 '#include <dir/file.h>' correctly.
2687 Fri Jun 19 02:24:11 1998 H.J. Lu (hjl@gnu.org)
2689 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Defined.
2691 Fri Jun 19 02:10:10 1998 John Wehle (john@feith.com)
2693 * i386.c (notice_update_cc): Integer conditional moves don't
2696 * i386.md (movsfcc, movdfcc, movxfcc): Use emit_store_flag
2697 to support LT, LE, GE, and GT signed integer comparisons.
2698 (movsfcc+1, movsfcc+2, movdfcc+1, movdfcc+2,
2699 movxfcc+1, movxfcc+2): Pattern doesn't match if the comparison
2700 is LT, LE, GE, or GT.
2701 (movdicc): Remove code resulting from an earlier patch which
2702 didn't apply correctly.
2704 Fri Jun 19 02:00:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2706 * reload1.c (reload_cse_regno_equal_p): If -ffloat-store, don't
2707 consider a MEM in FP mode as equal.
2709 Fri Jun 19 01:02:17 1998 Jeffrey A Law (law@cygnus.com)
2711 * c-decl.c (duplicate_decls): Avoid setting TREE_ASM_WRITTEN for
2712 duplicate declarations of a function.
2714 Fri Jun 19 00:33:33 1998 H.J. Lu (hjl@gnu.org)
2716 * config/float-i386.h: New.
2718 * configure.in (i[34567]86-*-linux-*): Set float_format to i386.
2720 Thu Jun 18 20:11:00 1998 Jim Wilson <wilson@cygnus.com>
2722 * sched.c (schedule_insns): Use xmalloc not alloca for max_uid
2723 indexed arrays. Call free at the end of the function for them.
2724 * haifa-sched.c (schedule_insns): Likewise.
2726 Thu Jun 18 18:16:01 1998 Jim Wilson <wilson@cygnus.com>
2728 * dwarf2out.c (size_of_string): Do count backslashes.
2730 Thu Jun 18 11:43:54 1998 Nick Clifton <nickc@cygnus.com>
2732 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow REG+REG
2733 addressing when one register is the frame pointer or stack
2734 pointer. Disallow REG+CONST addressing in HI mode.
2736 Thu Jun 18 17:30:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2738 * reload.c (find_reloads): Don't narrow scope of RELOAD_OTHER to
2741 Thu Jun 18 09:36:50 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2743 * Makefile.in (c-lang.o): Depend on output.h.
2745 * c-lang.c: Include output.h.
2747 * sparc.c (sparc_builtin_saveregs): Remove unused variable `fntype'.
2749 * except.c (expand_builtin_eh_stub): Likewise for variable `jump_to'.
2751 * genrecog.c (write_subroutine): When writing insn-recog.c, mark
2752 variables `insn', `pnum_clobbers', `x[0 .. max_depth]' and `tem'
2753 with ATTRIBUTE_UNUSED.
2755 * regmove.c (copy_src_to_dest): Make function static to match its
2758 * reload1.c Include hard-reg-set.h before rtl.h to get macro
2759 HARD_CONST. Include machmode.h before hard-reg-set.h.
2761 * rtl.h: Prototype `retry_global_alloc' and wrap with macro
2762 HARD_CONST to protect usage of typedef HARD_REG_SET.
2764 * tree.c: Prototype `_obstack_allocated_p'.
2766 * varasm.c: Wrap prototype of `asm_output_aligned_bss' in macro
2769 Thu Jun 18 09:20:47 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2771 * pa.c: Include system.h and toplev.h. Remove redundant code.
2772 (call_operand_address): Mark parameter `mode' with ATTRIBUTE_UNUSED.
2773 (symbolic_operand): Likewise.
2774 (symbolic_memory_operand): Likewise.
2775 (pic_label_operand): Likewise.
2776 (fp_reg_operand): Likewise.
2777 (pre_cint_operand): Likewise.
2778 (post_cint_operand): Likewise.
2779 (ireg_or_int5_operand): Likewise.
2780 (int5_operand): Likewise.
2781 (uint5_operand): Likewise.
2782 (int11_operand): Likewise.
2783 (uint32_operand): Likewise.
2784 (ior_operand): Likewise.
2785 (lhs_lshift_cint_operand): Likewise.
2786 (pc_or_label_operand): Likewise.
2787 (legitimize_pic_address): Likewise.
2788 (hppa_legitimize_address): Likewise for parameter `old'.
2789 (output_block_move): Likewise for parameter `size_is_constant'.
2790 (output_function_prologue): Likewise for parameter `size'.
2791 (output_function_epilogue): Likewise.
2792 (return_addr_rtx): Likewise for parameter `count'.
2793 (output_mul_insn): Likewise for parameter `unsignedp'.
2794 (hppa_builtin_saveregs): Likewise for parameter `arglist'.
2795 (output_bb): Likewise for parameter `operands'.
2796 (output_bvb): Likewise.
2797 (function_label_operand): Likewise for parameter `mode'.
2798 (plus_xor_ior_operator): Likewise.
2799 (shadd_operand): Likewise.
2800 (non_hard_reg_operand): Likewise.
2801 (eq_neq_comparison_operator): Likewise.
2802 (movb_comparison_operator): Likewise.
2803 (pa_combine_instructions): Likewise for parameter `insns'.
2805 * pa.h: Add prototypes for functions `output_deferred_plabels',
2806 `override_options', `output_ascii', `output_function_prologue',
2807 `output_function_epilogue', `print_operand',
2808 `symbolic_expression_p', `reloc_needed', `compute_frame_size',
2809 `hppa_address_cost', `and_mask_p', `symbolic_memory_operand',
2810 `pa_adjust_cost', `pa_adjust_insn_length' and
2811 `secondary_reload_class'.
2813 Wed Jun 17 22:28:48 1998 Jason Merrill <jason@yorick.cygnus.com>
2815 * configure.in: Don't turn on collect2 unconditionally.
2817 Wed Jun 17 20:20:48 1998 Mark Mitchell <mark@markmitchell.com>
2819 * cse.c (cse_basic_block): Don't include NOTE insns in the count
2820 that is used to decide whether or not it is time to erase the
2823 Wed Jun 17 18:30:43 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2825 * rs6000/linux.h (JUMP_TABLES_IN_TEXT_SECTION): Define to zero.
2827 Wed Jun 17 19:05:03 1998 John Carr <jfc@mit.edu>
2829 * haifa-sched.c (haifa_classify_insn): TRAP_IF is risky.
2830 (sched_analyze_2): Allow scheduling TRAP_IF.
2832 * reorg.c (mark_referenced_resources): Examine operands of TRAP_IF.
2834 * rtl.h (TRAP_CODE): New macro.
2836 * rtl.def (TRAP_IF): Change second operand type to rtx.
2838 * optabs.c (gen_cond_trap): New function.
2839 (init_traps): New function.
2840 (init_optabs): Call init_traps.
2841 * expr.h: Declare gen_cond_trap.
2843 * jump.c (jump_optimize): Optimize jumps to and around traps.
2845 * sparc.md: Define trap instructions.
2847 * rs6000.md: Define trap instructions.
2848 * rs6000.c (print_operand): New code 'V' for trap condition.
2849 (trap_comparison_operator): New function.
2851 * m88k.md: Update use of TRAP_IF.
2853 * tree.h (enum built_in_function): New function code BUILT_IN_TRAP.
2854 * c-decl.c (init_decl_processing): New builtin __builtin_trap.
2855 * expr.c (expand_builtin): Handle BUILT_IN_TRAP.
2857 * expr.c (expand_builtin): Error if __builtin_longjmp second argument
2860 Wed Jun 17 15:20:00 PDT 1998 Catherine Moore <clm@cygnus.com>
2862 * reload1.c (spill_hard_reg): Check mode of register when
2863 spilling from scratch_list.
2865 Wed Jun 17 16:25:38 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
2867 * except.c (add_new_handler): fix bug in finding last region handler.
2868 * libgcc2.c (find_exception_handler): Pass exception table pointer
2869 to runtime type matcher, not the match info field.
2871 Wed Jun 17 15:57:48 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
2873 * eh-common.h (struct eh_context): Add comment for hidden use of
2874 field dynamic_handler_chain.
2875 * except.c (get_dynamic_handler_chain): Comment on, and use the
2876 correct offset of the dynamic_handler_chain field.
2878 1998-06-17 12:46:56 1998 Jim Wilson <wilson@cygnus.com>
2880 * mips/iris6.h (LINK_SPEC): Add -woff 131.
2882 1998-06-17 Jason Merrill <jason@yorick.cygnus.com>
2884 * dwarf2out.c: Disable EH_FRAME_SECTION if we don't have .init.
2886 * configure.in: Don't disable collect2 when we have GNU ld.
2888 Wed Jun 17 08:38:13 1998 Jeffrey A Law (law@cygnus.com)
2890 * fold-const.c (make_range): Do not widen the type of the expression.
2892 * expr.c (check_max_integer_computation_mode): New function.
2893 (expand_expr): Avoid integer computations in modes wider than
2894 MAX_INTEGER_COMPUTATION_MODE.
2895 * fold-const.c (fold): Likewise.
2896 * tree.h (check_max_integer_computation_mode): Declare.
2897 * tm.texi (MAX_INTEGER_COMPUTATION_MODE): Document it.
2899 * configure.in (nm): Make a link to "nm" in the build tree too.
2901 * mn10300.md (andsi3): Fix typo.
2903 Tue Jun 16 22:58:40 1998 Richard Henderson <rth@cygnus.com>
2905 * reload1.c (reload_cse_regs): Call bzero instead of looping.
2907 Tue Jun 16 18:30:35 1998 Jim Wilson <wilson@cygnus.com>
2909 * dwarf2out.c (stripattributes): Prepend '*' to the section name.
2911 Tue Jun 16 16:49:26 1998 Richard Henderson <rth@cygnus.com>
2913 * alpha.c (alpha_expand_prologue, alpha_expand_epilogue): New fns.
2914 (output_prologue, output_epilogue): Merge VMS and OSF versions;
2915 Remove anything related to the actual code generation.
2916 (output_end_prologue): New function.
2917 (alpha_sa_mask, alpha_sa_size): Merge VMS and OSF versions.
2918 (alpha_does_function_need_gp): Return false for VMS.
2919 (alpha_function_needs_gp): Make static.
2920 (add_long_const): Delete.
2921 (summarize_insn): Don't assume a SUBREG is of a REG.
2922 Prototype all static functions. Rename VMS-specific global
2924 * alpha.h (TARGET_CAN_FAULT_IN_PROLOGUE): Default to 0.
2925 (FUNCTION_BOUNDARY): Align to cache line.
2926 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER): Align to octaword.
2927 (FUNCTION_END_PROLOGUE): New macro.
2928 * alpha.md (attribute length): New. Mark all insns.
2929 (return_internal, prologue_stack_probe_loop) New patterns.
2930 (prologue, init_fp, epilogue): New patterns.
2932 * linux.h (TARGET_CAN_FAULT_IN_PROLOGUE): Define.
2934 Tue Jun 16 17:36:35 1998 Dave Brolley <brolley@cygnus.com>
2936 * toplev.c (lang_options): Add -trigraphs option for cpplib.
2938 Tue Jun 16 23:33:24 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2940 * reload1.c (reload_reg_free_before_p): RELOAD_FOR_OUTADDR_ADDRESS
2941 is earlier than RELOAD_FOR_OUTPUT_ADDRESS; RELOAD_FOR_INPADDR_ADDRESS
2942 is earlier than RELOAD_FOR_INPUT_ADDRESS.
2944 Tue Jun 16 13:15:16 1998 Jim Wilson <wilson@cygnus.com>
2946 * libgcc1-test.c (memcpy): Define.
2948 Tue Jun 16 13:44:02 1998 Michael Meissner <meissner@cygnus.com>
2950 * genattrtab.c (struct attr_desc): Change int flags to bit
2951 fields. Add bit fields for this being function_units_used
2952 or *_blockage_range attributes.
2953 (write_unit_name): New function to print a function unit name
2955 (expand_units): Indicate whether this is function_units_used or
2956 *_blockage_range attributes.
2957 (write_toplevel_expr): Print function_units_used and
2958 *_blockage_range attributes in a more friendly fashion.
2959 (make_internal_attr): Indicate whether this attribute is either
2960 function_units_used or *_blockage_range.
2962 Mon Jun 15 17:06:43 1998 Michael Meissner <meissner@cygnus.com>
2963 Jim Wilson <wilson@cygnus.com>
2965 * regmove.c (copy_src_to_dest): Do not copy src to dest if either
2966 the source or destination is special.
2968 Mon Jun 15 13:20:33 1998 Jim Wilson <wilson@cygnus.com>
2970 * c-decl.c (shadow_tag_warned): Use specs not declspecs in for loop.
2972 Mon Jun 15 07:16:29 PDT 1998 Jeff Law (law@cygnus.com)
2974 * version.c: Bump for snapshot.
2976 Sat Jun 13 13:10:40 1998 Krister Walfridsson <cato@df.lth.se>
2978 * config/sparc/netbsd.h (DEFAULT_PCC_STRUCT_RETURN): Undefine before
2981 Fri Jun 12 18:06:45 1998 Doug Evans <devans@egcs.cygnus.com>
2983 * m32r/m32r.h (STARTFILE_SPEC): Delete crtsysc.o.
2984 (ENDFILE_SPEC): Add -lgloss.
2986 Fri Jun 12 14:57:59 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2988 * mips.c (small_int): Mark parameter `mode' with ATTRIBUTE_UNUSED.
2989 (large_int): Likewise.
2990 (pc_or_label_operand): Likewise.
2991 (call_insn_operand): Likewise.
2992 (consttable_operand): Likewise.
2993 (m16_uimm3_b): Likewise.
2994 (m16_simm4_1): Likewise.
2995 (m16_nsimm4_1): Likewise.
2996 (m16_simm5_1): Likewise.
2997 (m16_nsimm5_1): Likewise.
2998 (m16_uimm5_4): Likewise.
2999 (m16_nuimm5_4): Likewise.
3000 (m16_simm8_1): Likewise.
3001 (m16_nsimm8_1): Likewise.
3002 (m16_uimm8_1): Likewise.
3003 (m16_nuimm8_1): Likewise.
3004 (m16_uimm8_m1_1): Likewise.
3005 (m16_uimm8_4): Likewise.
3006 (m16_nuimm8_4): Likewise.
3007 (m16_simm8_8): Likewise.
3008 (m16_nsimm8_8): Likewise.
3009 (m16_usym8_4): Likewise.
3010 (m16_usym5_4): Likewise.
3011 (mips_move_1word): Change type of variable `i' from int to size_t.
3012 (mips_move_2words): Likewise.
3013 (output_block_move): Mark parameter `libname' with ATTRIBUTE_UNUSED.
3014 (function_arg_advance): Use HOST_PTR_PRINTF to print an address.
3015 (function_arg): Likewise.
3016 (function_arg_partial_nregs): Mark parameter `named' with
3018 (override_options): Use ISDIGIT instead of isdigit.
3019 (mips_output_external): Mark parameter `file' with ATTRIBUTE_UNUSED.
3020 (final_prescan_insn): Likewise for parameters `opvec' and `noperands'.
3021 (save_restore_insns): Cast HOST_WIDE_INT arguments passed to
3022 function `fatal' to long before printing. Use
3023 HOST_WIDE_INT_PRINT_DEC in fprintf. Both changes done several
3024 times in this function.
3025 (function_prologue): Mark parameter `size' with ATTRIBUTE_UNUSED.
3026 (function_epilogue): Likewise for parameters `file' and `size'.
3027 Print an int with "%d" not "%ld".
3028 (mips_select_rtx_section): Mark parameter `x' with ATTRIBUTE_UNUSED.
3029 (mips_function_value): Likewise for parameter `func'.
3030 (function_arg_pass_by_reference): Likewise for parameters `cum'
3032 (extend_operator): Likewise for parameter `mode'
3033 (highpart_shift_operator): Likewise.
3035 * mips.md (mul_acc_si): Remove unused variable `macc'.
3037 Fri Jun 12 09:33:44 1998 Richard Henderson <rth@cygnus.com>
3039 * fold-const.c (fold): Revert last change. It breaks constant
3040 expressions somehow.
3042 Fri Jun 12 10:23:36 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3044 * expr.c (do_jump, case EQ_EXPR, NE_EXPR): When comparing complex
3045 prevent operands from being evaluated twice.
3047 Fri Jun 12 00:50:27 1998 Sergey Okhapkin <sos@prospect.com.ru>
3049 * toplev.c (lang_options): Add -remap as a preprocessor option.
3051 Fri Jun 12 00:30:32 1998 John Wehle (john@feith.com)
3053 * i386.md (cmpsi_1, cmphi_1, cmpqi_1): Remove code
3054 which set CC_REVERSED since reload should ensure that
3055 the operands are already the correct type.
3057 Thu Jun 11 17:14:15 1998 Jim Wilson <wilson@cygnus.com>
3059 * except.c (expand_builtin_eh_stub): Call emit_move_insn rather than
3060 calling gen_rtx_SET.
3062 Thu Jun 11 18:45:49 1998 David Edelsohn <edelsohn@mhpcc.edu>
3064 * config/rs6000/x-aix43 (AR): Delete.
3065 (AR_FOR_TARGET_FLAGS): Add -X32_64 here.
3067 Thu Jun 11 16:19:17 1998 David W. Schuler <schuld@btv.ibm.com>
3069 * config/i386/aix386ng.h (CPP_SPEC): Remove extraneous quote.
3071 Thu Jun 11 12:40:27 1998 Jim Wilson <wilson@cygnus.com>
3073 * mips.c (override_options): Replace word_mode with explicit
3076 Thu Jun 11 14:50:02 1998 Michael Meissner <meissner@cygnus.com>
3078 * regmove.c (regmove_optimize): If we can't replace the
3079 destination in an insn that sets the source, generate an explicit
3080 move of the source to the destination.
3081 (copy_src_to_dest): New function.
3082 (toplevel): Include basic-block.h
3084 * Makefile.in (regmove.o): Add basic-block.h dependencies.
3086 Thu Jun 11 10:30:09 1998 Dave Brolley <brolley@cygnus.com>
3088 * toplev.c (lang_options): Add missing options (nostdinc, idirafter).
3090 Wed Jun 10 23:39:32 1998 Mark Mitchell <mark@markmitchell.com>
3092 * rtl.h (rtx_def): Improve documentation.
3093 (MEM_IN_STRUCT_P): Likewise.
3095 Wed Jun 10 23:23:17 1998 Graham <grahams@rcp.co.uk>
3097 * c-decl.c (start_decl): Correct test for -Wmain.
3099 * c-decl.c (grokdeclarator): Remove unused variable "last".
3101 Wed Jun 10 14:52:27 1998 Jim Wilson <wilson@cygnus.com>
3103 * expr.c (expand_builtin_setjmp): Store const1_rtx in target.
3104 (expand_builtin_longjmp): Abort if value isn't const1_rtx.
3105 Delete code storing value in static_chain_rtx.
3106 (expand_builtin, case BUILT_IN_LONGJMP): Pass NULL_RTX for target
3107 to second expand_expr call.
3109 Wed Jun 10 13:08:41 1998 Mark Mitchell <mark@markmitchell.com>
3111 * mips/mips.c: Remove -mabi=o32 and -mabi=n64.
3113 Wed Jun 10 13:41:23 1998 Dave Brolley <brolley@cygnus.com>
3115 * cppmain.c (fatal): New function.
3116 * configure.in (cpp_main): New configuration variable.
3117 * configure: Regenerated.
3118 * Makefile.in (CCCP): Use a configuration variable to select basex
3120 (cppmain$(exeext)): Add @extra_cpp_objs@.
3122 Wed Jun 10 13:07:02 1998 Dave Brolley <brolley@cygnus.com>
3124 * objc/objc-act.c: Add cpplib declarations.
3125 (lang_decode_option): Initialize cpplib if necessary.
3126 (lang_decode_option): New argc/argv interface.
3127 * tree.h (lang_decode_option): New argc/argv interface.
3128 * toplev.c (lang_options): Add cpp options.
3129 (main): New interface for lang_decode_option.
3130 * gcc.c (default_compilers): Don't call cpp for a cpplib-enabled C compiler
3131 unless -E, -M or -MM is specified.
3132 * cpplib.h (cpp_handle_option): New function.
3133 * cpplib.c (cpp_handle_option): New function.
3134 (cpp_handle_options): Now calls cpp_handle_option.
3135 * c-tree.h (c_decode_option): New argc/argv interface.
3136 * c-lex.c (init_parse): cpplib now initialized in c_decode_option.
3137 * c-lang.c (lang_decode_option): New argc/argv interface.
3138 * c-decl.c: Add cpplib declarations.
3139 (c_decode_option): New argc/argv interface.
3140 (c_decode_option): Call cpp_handle_option.
3141 (c_decode_option): Now returns number of strings processed.
3143 Wed Jun 10 09:47:13 1998 Richard Earnshaw (rearnsha@arm.com)
3145 * unroll.c (verify_addresses): Use validate_replace_rtx to undo the
3146 changes. Abort if the undo fails.
3148 1998-06-10 Vladimir N. Makarov <vmakarov@cygnus.com>
3150 * config/rs6000/rs6000.c (output_prolog): Change locations and
3151 directions of saving and restoring arguments of main on the stack.
3153 Wed Jun 10 08:56:27 1998 John Carr <jfc@mit.edu>
3155 * reload1.c (reload_cse_simplify_operands): Do not call gen_rtx_REG
3156 for each alternative. Do not replace a CONST_INT with a REG unless
3159 Wed Jun 10 02:11:55 1998 Jeffrey A Law (law@cygnus.com)
3161 * decl.c (init_decl_processing): Fix typo.
3163 * mips.c (gpr_mode): New variable.
3164 (override_options): Initialize gpr_mode.
3165 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
3166 determine size and offset of general purpose registers save slots.
3167 (save_restore_insns, mips_expand_prologue): Similarly.
3169 * reload.c (find_reloads_toplev): Use gen_lowpart common to convert
3170 between constant representations when we have (SUBREG (REG)) with
3171 REG equivalent to a constant.
3173 Wed Jun 10 01:39:00 1998 Juha Sarlin <juha@c3l.tyreso.se>
3175 * h8300.c (get_shift_alg): Add special cases for shifts of 8 and 24.
3177 Tue Jun 9 22:05:34 1998 Richard Henderson <rth@cygnus.com>
3179 * fold-const.c (fold): Even with otherwise constant trees, look for
3180 opportunities to combine integer constants.
3182 Wed Jun 3 23:41:24 EDT 1998 John Wehle (john@feith.com)
3184 * i386.c (notice_update_cc): Clear cc_status.value2 in the
3185 case of UNSPEC 5 (bsf).
3187 * i386.md (movsfcc, movdfcc, movxfcc): The floating point
3188 conditional move instructions don't support signed integer
3191 Tue Jun 9 14:31:19 1998 Nick Clifton <nickc@cygnus.com>
3193 * config/v850/t-v850 (TCFLAGS): Add assembler options to warn of
3196 * config/v850/lib1funcs.asm (__return_interrupt): Use 'addi
3197 16,sp,sp' ratehr than 'add 16,sp'. Patch courtesy of Biomedin
3200 Tue Jun 9 16:23:13 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
3202 * except.c (expand_start_catch): Rename to start_catch_handler.
3203 (expand_end_catch): Delete function.
3204 (expand_end_all_catch): Remove catch status that expand_end_catch
3206 * except.h (expand_start_catch): Rename prototype.
3207 (expand_end_catch): Delete prototype.
3209 Tue Jun 9 12:57:32 1998 Mark Mitchell <mark@markmitchell.com>
3211 * invoke.texi: Add documentation for -mips4 and -mabi=*.
3213 Tue Jun 9 12:12:34 1998 Klaus Kaempf (kkaempf@progis.de)
3215 * alpha/vms.h (EXTRA_SECTIONS): Add in_ctors and in_dtors.
3216 (EXTRA_SECTION_FUNCTIONS): Add ctors_section and dtors_section.
3217 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Define.
3219 Tue Jun 9 12:10:27 1998 John Carr <jfc@mit.edu>
3221 * haifa-sched.c (update_flow_info): Use UNITS_PER_WORD, not MOVE_MAX,
3222 as the threshold to permit splitting memory operations.
3224 Tue Jun 9 12:36:16 1998 Jeffrey A Law (law@cygnus.com)
3226 * mips.c (gpr_mode): New variable.
3227 (override_options): Initialize gpr_mode.
3228 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
3229 determine size and offset of general purpose registers save slots.
3230 (save_restore_insns, mips_expand_prologue): Similarly.
3232 * Makefile.in (LIB2FUNCS_EH): Define. Just "_eh" for now.
3233 (LIBGCC2_CFLAGS): Remove -fexceptions.
3234 (LIB2FUNCS): Remove "_eh".
3235 (libgcc2.a): Iterate over LIB2FUNCS_EH and build everything in
3236 it with -fexceptions.
3238 * Makefile.in (local-alloc.o): Depend on insn-attr.h.
3239 * local-alloc.c (block_alloc): Avoid creating false
3240 dependencies for targets which use instruction scheduling.
3242 Tue Jun 9 02:40:49 1998 Richard Henderson <rth@cygnus.com>
3244 * mips/elf.h (ASM_DECLARE_OBJECT_NAME): Define.
3245 (ASM_FINISH_DECLARE_OBJECT): Define;
3246 * mips/elf64.h: Likewise.
3248 Tue Jun 9 01:08:47 1998 Richard Henderson <rth@cygnus.com>
3250 * toplev.c (flag_new_exceptions): Remove extraneous `extern'.
3252 Mon Jun 8 23:24:48 PDT 1998 Jeff Law (law@cygnus.com)
3254 * version.c: Bump for snapshot.
3256 Mon Jun 8 23:24:58 1998 David Edelsohn <edelsohn@mhpcc.edu>
3258 * rs6000.md (mulsidi3): Add !TARGET_POWERPC64 constraint.
3259 (mulsidi3_ppc64): Delete.
3261 Mon Jun 8 20:57:40 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3263 * Makefile.in (varasm.o): Depend on dbxout.h.
3264 (cse.o): Depend on toplev.h and output.h.
3265 (gcse.o): Depend on output.h.
3267 * mips.c: Include system.h and toplev.h and remove redundant code.
3268 Include output.h after tree.h so all its prototypes get activated.
3269 * mips.md (table_jump): Remove unused variable `dest'.
3271 * sparc.h: Add prototype for `v8plus_regcmp_op'.
3273 * crtstuff.c (fini_dummy, init_dummy): Mark function definitions
3274 with __attribute__ ((__unused__)).
3275 (__frame_dummy): Provide prototype before use, wrap it with
3276 EH_FRAME_SECTION_ASM_OP.
3278 * cse.c: Move inclusion of <setjmp.h> above local headers.
3279 Include toplev.h and output.h.
3281 * dbxout.h: Add prototype for `dbxout_begin_function'.
3283 * final.c (final_scan_insn): Wrap variable `max_skip' in macro
3284 ASM_OUTPUT_MAX_SKIP_ALIGN.
3286 * gcse.c: Include system.h and output.h.
3287 (dump_cuid_table, dump_rd_table, dump_cprop_data, dump_pre_data):
3288 Make extern instead of static.
3289 (compute_can_copy): Only declare variables `reg' and `insn' when
3290 AVOID_CCMODE_COPIES is not defined.
3291 (record_set_info): Mark parameter `setter' with ATTRIBUTE_UNUSED.
3292 (hash_scan_clobber): Likewise for `x' and `insn'.
3293 (hash_scan_call): Likewise.
3294 (record_last_set_info): Likewise for `setter'.
3295 (mark_call): Likewise for `pat'.
3296 (pre_insert_insn): Wrap variable `note' in macro HAVE_cc0.
3298 * libgcc2.c (__bb_init_prg): Replace bzero with memset and fix the
3299 length parameter so that it multiplies the number of elements by
3300 the sizeof(element).
3302 * output.h: Add prototype for `weak_finish'.
3304 * recog.h: Likewise for `validate_replace_src'.
3306 * rtl.h: Likewise for `optimize_save_area_alloca',
3307 `fix_sched_param', `purge_addressof', `gcse_main',
3308 `regmove_optimize', `dbr_schedule', `branch_prob' and
3311 * toplev.h: Likewise for `set_float_handler' and
3312 `output_quoted_string'.
3314 * varasm.c: Include dbxout.h.
3316 Mon Jun 8 18:12:06 1998 Jim Wilson <wilson@cygnus.com>
3318 * mips.c (mips_secondary_reload_class): Use gp_reg_p instead of
3319 GP_REG_P. Use gr_regs instead of GR_REGS.
3321 Mon Jun 8 16:54:12 1998 Ken Raeburn <raeburn@cygnus.com>
3322 Jeff Law <law@cygnus.com>
3324 * Revamped multiply support for MIPS chips.
3325 * mips.c (extend_operator): New function.
3326 (highpart_shift_operator): Likewise.
3327 * mips.h: Declare new functions.
3328 (PREDICATE_CODES): Add support for new predicates.
3329 * mips.md (mulsi3 expander): Simplify.
3330 (mulsi_mult3): Add another constraint alternative. Support
3331 3 operand multiply instructions as found on various mips
3333 (mulsi3_r4650): Delete pattern, now handled by mulsi_mult3.
3334 (mul_acc_si): New pattern and associated splitters.
3335 (mulsidi3 expander): Rework to use mulsidi3_64bit and
3337 (umulsidi3): New expander.
3338 (mulsidi3_internal): Accept either sign or zero extended
3339 operands and generate code as appropriate appropriately.
3340 (mulsidi3_64bit): Similarly.
3341 (smulsi3_highpart): Turn into an expander and generate code
3342 to match new patterns.
3343 (umulsi3_highpart): Likewise.
3344 (xmulsi3_highpart_internal): New pattern.
3345 (maddi patterns): Delete. Replace with:
3346 (mul_acc_di, mul-acc_64bit_di): New patterns.
3348 Mon Jun 8 14:16:15 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
3350 * eh-common.h: Remove NEW_EH_MODEL compile time flag, and replace with
3351 flag_new_exceptions runtime flag.
3352 (struct old_exception_table): New struct which represents what
3353 the exception table looks like without the new model.
3354 (NEW_EH_RUNTIME): New value used as a tag in the exception table to
3355 flag that this is a new style table.
3356 * except.h: Remove compile time flag NEW_EH_MODEL.
3357 (expand_builtin_eh_stub_old): New prototype.
3358 * tree.h (enum built_in_function): Add BUILT_IN_EH_STUB_OLD.
3359 * expr.c (expand_builtin): New builtin func BUILT_IN_EH_STUB_OLD.
3360 * c-decl.c (init_decl_processing): Add new builtin function
3361 __builtin_eh_stub_old.
3362 * final.c (final_scan_insn): Replace compile time flag NEW_EH_MODEL.
3363 * flags.h (flag_new_exceptions): New runtime flag.
3364 * toplev.c (flag_new_exceptions): Initialize default to 0,
3365 -fnew-exceptions sets to 1.
3366 * except.c (output_exception_table_entry): Output New style exception
3367 identifier into table, and replace compile time flag NEW_EH_MODEL
3368 with runtime flag flag_new_exceptions.
3369 (output_exception_table): Replace compile time flag NEW_EH_MODEL.
3370 (expand_builtin_eh_stub_old): Duplicates original functionality of
3371 expand_builtin_eh_stub.
3372 (expand_builtin_eh_stub): Replace compile time flag NEW_EH_MODEL.
3373 * libgcc2.c (find_exception_handler): Remove NEW_EH_MODEL #ifdefs.
3374 (old_find_exception_handler): New func, same as find_exception_handler
3375 except it works on the old style exception table.
3376 (__throw): Replace NEW_EH_MODEL. Detect new model based on presence
3377 of identifier in the exception table, and call appropriate routines.
3379 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
3381 * function.c: Define current_function_cannot_inline.
3382 (push_function_context_to): Save it.
3383 (pop_function_context_from): Restore it.
3384 * function.h (struct function): Provide it a home.
3385 * output.h: Declare it.
3386 * integrate.c (function_cannot_inline_p): Check it.
3388 Mon Jun 8 10:43:15 1998 Richard Henderson <rth@cygnus.com>
3390 * expr.c (force_operand): Detect PIC address loads before
3391 splitting arithmetic.
3393 Mon Jun 8 09:22:38 PDT 1998 Jeff Law (law@cygnus.com)
3395 * version.c: Bump for snapshot.
3397 Mon Jun 8 02:55:56 1998 Graham <grahams@rcp.co.uk>
3399 * tree.c (tree_class_check): Add braces to eliminate ambigious
3401 (tree_check): Likewise.
3403 Mon Jun 8 02:49:23 1998 H.J. Lu (hjl@gnu.org)
3405 * reg-stack.c (subst_stack_regs_pat): Make sure the top of
3406 stack is the destination for conditional move insn.
3408 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
3410 * tree.h (TREE_VEC_END): Cast unused value to void.
3412 * i386.c (print_operand): Use %lx for long operand.
3414 Mon Jun 8 00:04:07 1998 Richard Henderson <rth@cygnus.com>
3416 * alpha.c (summarize_insn): Ignore rtl slot format 'i'.
3418 Sun Jun 7 14:15:45 1998 John Carr <jfc@mit.edu>
3420 * sol2.h (INIT_SUBTARGET_OPTABS): Use Solaris libc float/long long
3421 conversion functions.
3423 Sun Jun 7 14:02:58 1998 Richard Henderson <rth@cygnus.com>
3425 * toplev.c (flag_exceptions): Default to 0.
3426 (compile_file): Remove flag_exceptions == 2 hack.
3427 (main): Call lang_init_options.
3428 * tree.h: Declare it.
3429 * c-lang.c: Implement it.
3430 * objc/objc-act.c: Likewise.
3432 Sun Jun 7 12:27:30 1998 David Edelsohn <edelsohn@mhpcc.edu>
3434 * rs6000.md (restore_stack_block): Generate MEM and specify mode.
3435 * rs6000.h (STACK_SAVEAREA_MODE): SAVE_FUNCTION is VOIDmode.
3436 * rs6000.c (rs6000_output_load_toc_table): Use fputs.
3437 (output_function_profiler): Use asm_fprintf and fputs.
3439 Sat Jun 6 12:17:12 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3441 * gencheck.c: Remove redundant stdio.h include. Add a definition
3442 of xmalloc for when we are forced to link with alloca.o.
3444 * reload1.c (reload_reg_free_for_value_p): Use `(unsigned)1'
3447 * fold-const.c (constant_boolean_node): Make definition static to
3448 match the prototype.
3450 Fri Jun 5 15:53:17 1998 Per Bothner <bothner@cygnus.com>
3452 * gcc.c (lang_specific_pre_link): New LANG_SPECIFIC_DRIVER function.
3453 (lang_specific_extra_outfiles): New LANG_SPECIFIC_DRIVER variable.
3454 (do_spec, input_filename, input_filename_length): Make public.
3455 (main): Adjust outfiles allocation by lang_specific_extra_outfiles.
3456 Call lang_specific_pre_link befor elinking.
3458 Fri Jun 5 12:29:28 1998 Jeffrey A Law (law@cygnus.com)
3460 * haifa-sched.c (rank_for_schedule): For "equally good insns", prefer
3461 the insn which has the most insns dependent on it.
3463 Fri Jun 5 09:03:22 1998 John Carr <jfc@mit.edu>
3465 * alias.c (find_base_value): Avoid reading past end of reg_base_value.
3467 Fri Jun 5 03:05:34 1998 Richard Henderson <rth@cygnus.com>
3469 * alpha.md (insxh-1): New insxl pattern for combine.
3471 Fri Jun 5 01:12:15 1998 H.J. Lu (hjl@gnu.org)
3473 * i386/i386.c (output_fp_conditional_move): New function
3474 to output floating point conditional move.
3475 (output_int_conditional_move): New function to output integer
3478 * i386/i386.md (movsicci+5, movhicc+5, movdicc+5): Call
3479 output_int_conditional_move () to output int conditional move.
3480 (movsfcc+5, movdfcc+5, movxfcc+5): Call
3481 output_fp_conditional_move () to output floating point
3484 * i386/i386.c (put_condition_code): In INT mode, check
3485 cc_prev_status.flags & CC_NO_OVERFLOW for GE and LT.
3487 Thu Jun 4 16:09:51 1998 Dave Brolley <brolley@cygnus.com>
3489 * dbxout.c (dbxout_type): Output arrays of bits as if
3490 they were bitstrings for Chill
3492 Thu Jun 4 14:35:27 1998 David Edelsohn <edelsohn@mhpcc.edu>
3494 * tree.c (get_inner_array_type): New function.
3495 * tree.h (get_inner_array_type): Prototype.
3496 * expr.h (STACK_SAVEAREA_MODE): New macro.
3497 * expr.c (expand_builtin_setjmp): Initialize sa_mode using
3498 STACK_SAVEAREA_MODE.
3499 (expand_builtin_longjmp): Likewise.
3500 * explow.c (emit_stack_save): Likewise.
3501 (allocate_dynamic_stack_space): Use Pmode not insn_operand_mode.
3503 * rs6000/aix41.h (ASM_CPU_SPEC): Define relative to ASM_DEFAULT_SPEC.
3504 (CPP_CPU_SPEC): Define relative to CPU_DEFAULT_SPEC.
3505 * rs6000/aix43.h: New file.
3506 * rs6000/t-aix43: New file.
3507 * rs6000/x-aix41: New file.
3508 * rs6000/x-aix43: New file.
3509 * configure.in (rs6000-ibm-aix*): Use them.
3510 * rs6000/powerpc.h: Delete.
3511 * rs6000/sysv4.h: Move necessary powerpc.h definitions to here.
3512 * rs6000/netware.h: and here.
3513 * rs6000/win-nt.h: and here.
3515 * rs6000/rs6000.c (processor_target_table, 620): Do not affect
3517 (rs6000_override_options): Ignore flag_pic for AIX.
3518 (rs6000_immed_double_const): Delete.
3519 (u_short_cint_operand): Don't assume 32-bit CONST_INT.
3520 (reg_or_u_short_operand): Don't assume 32-bit CONST_INT.
3521 (num_insns_constant): mask64_operand() is 2 insns.
3522 (logical_operand): Don't assume 32-bit CONST_INT.
3523 (non_logical_cint_operand): Don't assume 32-bit CONST_INT.
3524 (easy_fp_constant): Any CONST_DOUBLE_HIGH is okay for 64-bit.
3525 (mask_constant): HOST_WIDE_INT parameter.
3526 (non_and_cint_operand): Delete.
3527 (mask64_operand): New function.
3528 (and64_operand): New function.
3529 (function_arg_advance): DImode arguments do not need special
3530 alignment when 64-bit.
3531 (function_arg): Likewise.
3532 (setup_incoming_varargs): Reverse reg_size assignment.
3533 (print_operand): HOST_WIDE_INT second parameter.
3534 (print_operand, 'B'): New case.
3535 (print_operand, 'M'): Fix typo in lossage string.
3536 (print_operandm 'S'): New case.
3537 (rs6000_stack_info): Reverse reg_size assignment. Use total_raw_size
3538 to compute AIX push_p. Use reg_size to compute {cr,lr}_save_offset.
3539 (rs6000_output_load_toc_table): Reverse init_ptr assignment. Use
3540 TARGET_64BIT not TARGET_POWERPC64. Convert fprintf to fputs.
3541 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
3542 (rs6000_allocate_stack_space): Use {cal|la}.
3543 (output_epilog): Use {cal|la}
3544 (output_function_profiler): Add call glue to mcount call.
3545 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
3547 * rs6000/rs6000.h (TARGET_SWITCHES): Add powerpc64.
3548 (STACK_BOUNDARY): Depend on TARGET_32BIT.
3549 (ADJUST_FIELD_ALIGN): Calculate array alignment using innermost type.
3550 (CONST_OK_FOR_LETTER_P): Don't assume 32-bit CONST_INT.
3551 (EXTRA_CONSTRAINTS): Remove NT 'S' and 'T'. Replace 'S' with
3552 64-bit mask operand.
3553 (RS6000_SAVE_TOC): Depend on TARGET_32BIT.
3554 (STACK_SAVEAREA_MODE): New macro.
3555 (LEGITIMATE_CONSTANT_P): DImode okay for 64bit.
3556 (LEGITIMIZE_RELOAD_ADDRESS): New macro.
3557 (RTX_COSTS, AND/IOR/XOR): Reflect current machine description.
3558 (ASM_FILE_START): Emit 64-bit ABI directive.
3559 (ASM_DECLARE_FUNCTION_NAME): Align CSECT on doubleword in 64-bit mode.
3560 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): DImode okay for 64-bit.
3561 (PREDICATE_CODES): Add "and64_operand" and "mask64_operand".
3562 Delete "non_and_cint_operand". "input_operand" includes CONST_DOUBLE.
3564 * rs6000/rs6000.md (iorsi3, xorsi3): Use HOST_WIDE_INT for mask.
3565 Restore define_splits.
3566 (floatsidf2, floatunssidf2): Remove !TARGET_POWERPC64 final constraint.
3567 (floatsidf2_internal, floatunssidf2_internal2): Likewise.
3568 Do not specify base register operand mode.
3569 (floatsidf2_loadaddr): Do not specify base register operand mode.
3570 (floatsidf2_store1, floatsidf2_store2): Operand 1 must be base
3571 register; do not specify mode. Remove !TARGET_POWERPC64 final
3573 (floatsidf2_load): Do not specify base register operand mode. Remove
3574 !TARGET_POWERPC64 final constraint.
3575 (fix_truncdfsi2_internal, fix_truncdfsi2_{store,load}): Do not specify
3576 base register operand mode.
3577 (adddi3): Split large constants early.
3578 (absdi3): Shift by 63, not 31.
3579 (*mulsidi3_ppc64): New pattern.
3580 (rotldi3): Add masking combiner patterns.
3581 (anddi3): Add rldic{r,l} masking. Remove split of large constants
3582 because PPC insns zero-extend.
3583 (iordi3, xordi3): Split large constants early.
3584 (movsi matcher): Remove S and T constraints.
3585 (movsf const_double): create SImode constant from TARGET_DOUBLE.
3586 (movdf_hardfloat32): Add default abort() case.
3587 (movdf easy_fp_const): create DImode constant from TARGET_DOUBLE.
3588 (movdi): Remove 64-bit constant generator. Try to convert
3589 CONST_DOUBLE to CONST_INT. Handle TOC memory constants.
3590 (movdi_32): Add default abort() case.
3591 (movdi_64): Add numerous ways to split 64-bit constants.
3592 Make catch-all define_split more optimal and never FAIL.
3593 (movti_ppc64): Add default abort() case.
3594 (allocate_stack): Remove operand modes. Use Pmode.
3595 (restore_stack_block): Remove operand modes. Generate Pmode
3597 (save_stack_nonlocal, restore_stack_nonlocal): Generate Pmode
3598 temporary. Save area is double Pmode.
3599 (call_indirect_aix64, call_value_indirect_aix64): New patterns.
3600 (call, call_value): Do not specify address operand mode. Choose
3601 appropriate AIX ABI.
3602 (*call_local64, *ret_call_local64): New patterns.
3603 (*call_nonlocal_aix64, *ret_call_nonlocal_aix64): New patterns.
3604 (*ret_call_nonlocal_aix32): Use call_value_indirect for REG.
3605 (compare): Materialize DImode truthvalues.
3607 Thu Jun 4 01:26:57 1998 Craig Burley <burley@gnu.org>
3609 * expr.c (safe_from_p): Avoid combinatorial explosion
3610 over duplicate SAVE_EXPRs by ensuring we never recurse
3611 on one that has already been visited.
3613 Thu Jun 4 00:54:21 1998 Graham <grahams@rcp.co.uk>
3615 * loop.c (check_dbra_loop): Initialise final_value before
3616 normalizing the loop.
3618 Wed Jun 3 20:00:04 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3620 * reload1.c (reload_reg_free_for_value_p): New arguments out and
3621 reloadnum. Changed all callers.
3623 1998-06-03 Ulrich Drepper <drepper@cygnus.com>
3625 * system.h: Add _() and N_() macros in preparation for gettext.
3627 Wed Jun 3 11:02:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3629 * c-common.c (check_format_info): Put back check for C9x `hh'
3630 length modifier. Warn about %n format writing into const. Remove
3632 (format_char_info): Fix comments.
3634 * configure.in: Set float_format to m68k for all m68k targets that
3635 do not override LONG_DOUBLE_TYPE_SIZE.
3636 * config/float-m68k.h: New file.
3638 Tue Jun 2 23:14:01 1998 Richard Henderson <rth@cygnus.com>
3640 * jump.c (jump_optimize): Remove debug messages accidentally left in
3641 with the previous change.
3643 Tue Jun 2 22:46:08 1998 Richard Henderson <rth@cygnus.com>
3645 * expr.c (store_expr): Revert stray patch associated with
3648 Tue Jun 2 21:59:01 1998 Richard Henderson <rth@cygnus.com>
3650 * jump.c (rtx_unsafe_p): New function.
3651 (jump_optimize): Use it on if/then/else transformations and
3652 conditional move transformations.
3654 Tue Jun 2 22:50:10 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3656 * fold-const.c (fold, case EQ_EXPR): When folding VAR++ == CONST
3657 or VAR-- == CONST construct a proper mask if VAR is a bitfield.
3658 Cope with CONST being out of range for the bitfield.
3660 Tue Jun 2 22:28:31 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
3662 * expr.c (emit_move_insn_1): When moving complex values in several
3663 steps, emit a CLOBBER to show the destination dies.
3665 Tue Jun 2 22:17:26 1998 Jeffrey A Law (law@cygnus.com)
3667 * Makefile.in (site.exp): Use the object testsuite directory as
3668 the temporary directory.
3670 * expr.c (expand_expr, case ADDR_EXPR): Handle taking the
3671 address of an ADDRESSOF rtx.
3673 1998-06-02 Mike Stump <mrs@wrs.com>
3675 * expr.c (expand_builtin_setjmp): Handle BUILTIN_SETJMP_FRAME_VALUE.
3676 * i960.h (SETUP_FRAME_ADDRESSES, BUILTIN_SETJMP_FRAME_VALUE): Define.
3677 * i960.md (ret, flush_register_windows): Define.
3678 (nonlocal_goto): Likewise. Nested function nonlocal gotos don't
3680 * tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Document new macro.
3682 Tue Jun 2 14:02:38 1998 Richard Henderson <rth@cygnus.com>
3684 * alpha.md (divsi3, udivsi3, modsi3, umodsi3): Enable, and work
3685 around an OSF/1 library bug wrt sign-extension of inputs.
3687 Tue Jun 2 13:02:44 1998 Richard Henderson <rth@cygnus.com>
3689 * vax/netbsd.h (DWARF2_UNWIND_INFO): Must be undef, not defined 0.
3691 Mon Jun 1 03:44:03 1998 Catherine Moore <clm@cygnus.com>
3693 * config/sh/sh.h (MAX_OFILE_ALIGNMENT): Define.
3695 * varasm.c (assemble_variable): Augment alignment warning.
3697 Mon Jun 1 12:14:28 1998 Michael Meissner <meissner@cygnus.com>
3699 * config/fp-bit.c (_fp{add,div}_parts): Return correct IEEE result
3700 in the presence of IEEE negative 0's.
3702 Sun May 31 16:11:41 1998 John Wehle (john@feith.com)
3704 * reload.c (find_reloads): Record the existing mode if
3705 operand_mode == VOIDmode before replacing a register with
3707 * i386.md (tstsi, tsthi, tstqi, tstsf, tstdf, tstxf): Set
3708 i386_compare_op1 to const0_rtx for the benefit of the
3709 conditional move patterns.
3710 (movsicc, movhicc, movsfcc, movdfcc, movxfcc, movdicc): Rewrite
3711 based on suggestions from Jim Wilson.
3713 Sun May 31 00:44:02 PDT 1998 Jeff Law (law@cygnus.com)
3715 * version.c: Bump for snapshot.
3717 Sun May 31 00:34:17 1998 Bruce Korb <korbb@datadesign.com>
3719 * Makefile.in (fixinc.sh): Update rules again.
3721 Sun May 31 00:27:47 1998 Jeffrey A Law (law@cygnus.com)
3723 * extend.texi: Bring back reference to trampoline paper.
3725 Sun May 31 00:22:34 1998 Ulrich Drepper <drepper@cygnus.com>
3727 * Makefile.in (USER_H): Add stdbool.h.
3728 * ginclude/stdbool.h: New file.
3730 Fri May 29 01:48:25 1998 Jeffrey A Law (law@cygnus.com)
3732 * jump.c (thread_jumps): Do not look at the NOTE_LINE_NUMBER
3735 * gcse.c (pre_delete): Fix code to determine the mode of
3736 the reaching pseudo register.
3738 Fri May 29 01:07:28 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
3740 * Makefile.in (GEN): Add gencheck
3741 (STAGESTUFF): Add tree-check.h and gencheck.
3743 Fri May 29 00:57:37 1998 Bruce Korb <korbb@datadesign.com>
3745 * Makefile.in (cstamp-h.in): Remove before trying to recreate.
3746 (fixinc.sh): Set some additional environment variables before
3747 calling mkfixinc.sh.
3749 Thu May 28 12:57:05 1998 Jeffrey A Law (law@cygnus.com)
3751 * reload.c (find_reloads): Do not force a reloads of match_operators.
3753 Thu May 28 10:22:22 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
3755 * except.h (remove_handler): Add new prototype.
3756 * except.c (remove_handler): New function to remove handlers
3757 from an exception region.
3758 * flow.c (find_basic_blocks_1): Remove handlers from regions when
3759 handler label is deleted; remove exception regions with no handlers.
3761 Thu May 28 09:36:39 1998 Michael Meissner <meissner@cygnus.com>
3763 * except.h (rtx): Define rtx type correctly if needed.
3764 * function.h (rtx): Ditto.
3765 (tree): Define tree type correctly if needed.
3767 * c-pragma.c (toplevel): Include rtl.h.
3769 * stor-layout.c (toplevel): Move include of rtl.h before
3772 * Makefile.in (c-pragma.o): Add except.h, rtl.h dependencies.
3773 (tree.o): Add except.h dependency.
3775 Wed May 27 22:02:40 1998 Jeffrey A Law (law@cygnus.com)
3777 * reload1.c: Revert accidental checkin.
3779 * configure.lang: Fix thinko when adding a definition for
3780 target_alias to the Makefile.
3782 Wed May 27 02:50:00 1998 Catherine Moore (clm@cygnus.com)
3784 * config/sparc/lb1spc.asm (.rem and .urem): Replace
3787 Wed May 27 02:48:31 1998 Richard Earnshaw (rearnsha@arm.com)
3789 * arm.c (arm_gen_constant): Rework to eliminate uninitialized
3790 variable warnings. Don't generate scratch registers if only
3792 (find_barrier): Eliminate unused variable SRC.
3794 1998-05-27 Manfred Hollstein <manfred@s-direktnet.de>
3796 * toplev.h (rtx_def): Provide global declaration to avoid
3797 `limited scope' warnings.
3799 Tue May 26 23:47:52 1998 Mumit Khan <khan@xraylith.wisc.edu>
3801 * Makefile.in (gencheck.o): Use HOST_CC.
3802 * i386/t-mingw32: New file.
3803 * configure.in (i386-*-mingw32*): Use.
3805 Tue May 26 07:31:04 1998 Richard Earnshaw (rearnsha@arm.com)
3807 * arm.c (bad_signed_byte_operand): New predicate function.
3808 * arm.h (PREDICATE_CODES): Add it to the list.
3809 * arm.md (*extendqi[sh]i_insn): Split any addresses that ldrsb
3811 (define_split): Two new splits for above insns.
3813 * arm.c: Include toplev.h.
3814 (arm_override_options): Add parentheses around use of tune_flags.
3815 (arm_split_constant): Remove unused variable.
3816 (arm_gen_constant, arm_gen_movstrqi, add_constant): Likewise.
3817 (output_func_prologue, arm_expand_prologue): Likewise.
3818 (arm_canonicalize_comparison): Make I unsigned; rework constants
3819 accordignly. Add missing paratheses around << operation.
3820 (arm_rtx_costs): Correctly parenthesise MULT costs. Add a DEFAULT
3822 ({load,store}_multiple_sequence): Initialize BASE_REG.
3823 (select_dominance_cc_mode): Add DEFAULT clauses.
3824 (broken_move): Return zero if the destination is not a register.
3825 (arm_reorg): Move unused REGNO declaration into the dead code.
3826 * arm.h (CANONICALIZE_COMPARISON): Ensure OP1 is updated.
3828 Mon May 25 22:49:56 PDT 1998 Jeff Law (law@cygnus.com)
3830 * version.c: Bump for snapshot.
3832 Mon May 25 11:56:24 PDT 1998 Jeff Law (law@cygnus.com)
3834 * version.c: Bump for snapshot.
3836 Mon May 25 14:00:13 1998 Dave Brolley <brolley@cygnus.com>
3838 * cpperror.c (v_cpp_message): Remove static prototype.
3839 * cpplib.c (v_cpp_message): Move prototype to cpplib.h.
3840 * cpplib.h (v_cpp_message): Add protoptype.
3841 (stdarg.h,varargs.h): Needed for v_cpp_message prototype.
3843 Sun May 24 20:36:15 PDT 1998 Jeff Law (law@cygnus.com)
3845 * version.c: Bump for snapshot.
3847 Sun May 24 02:08:57 PDT 1998 Jeff Law (law@cygnus.com)
3849 * version.c: Bump for snapshot.
3851 1998-05-24 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3853 * m68k.h: Declare more functions used in macros.
3854 (REG_CLASS_CONTENTS): Completely embrace initializer.
3855 * m68k.md (adddi3, subdi3): Add abort call to avoid warning
3856 about returning no value.
3857 * cse.c (find_best_addr): Declare p and found_better only if
3859 * dbxout.c (dbxout_continue): Define only if DBX_CONTIN_LENGTH > 0.
3860 * dwarfout.c (string_length_attribute): #if 0 away.
3861 * function.c (expand_function_end): Define varible blktramp only
3863 * jump.c (find_insert_position): Define only if !HAVE_cc0.
3864 * loop.c (combine_givs_p): Define variable tem only if needed.
3865 * real.c: Comment out unused functions eabs, eround,
3866 e{24,53,64,113}toasc and eiinfin.
3869 Sat May 23 23:44:53 1998 Alexandre Oliva <oliva@dcc.unicamp.br>
3871 * Makefile.in (boostrap2-lean, bootstrap3-lean,
3872 bootstrap4-lean): New targets.
3874 Sat May 23 23:35:14 1998 Jeffrey A Law (law@cygnus.com)
3876 * warn_summary, test_summary: Moved into the contrib directory.
3878 1998-05-23 Manfred Hollstein <manfred@s-direktnet.de>
3880 * Makefile.in (ENQUIRE_CFLAGS, ENQUIRE_LDFLAGS): Move down to the end
3882 (FLOAT_H_TEST): Likewise.
3883 (ENQUIRE): Likewise.
3884 (float.h-nat): Likewise.
3885 (float.h-cross): Likewise.
3886 (enquire): Likewise.
3887 (enquire.o): Likewise.
3888 (stmp-int-hdrs): Fix comment about enquire; depend upon gfloat.h.
3889 (stmp-headers): Move actions to stmp-int-hdrs, retaining only a
3891 (FLOAT_H): Remove old float.h-nat version; move current definition
3892 to CROSS_FLOAT_H location.
3893 (all.cross): Remove comments about enquire stuff.
3895 * Makefile.in (all.cross): Swap $(LIBGCC) and $(STMP_FIXPROTO).
3896 (rest.encap): Likewise.
3897 (libgcc2.ready): Depend upon $(STMP_FIXPROTO)
3899 * toplev.h (tree_node): Provide global declaration to avoid
3900 `limited scope' warnings.
3902 Sat May 23 23:23:35 1998 Robert Lipe <robertl@dgii.com>
3904 * test_summary: Display section breaks for each entry
3905 in a multilibbed target's output.
3907 1998-05-23 Richard Henderson <rth@cygnus.com>
3909 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
3910 offset's mode is not ptr_mode, convert it.
3912 1998-05-22 Jason Merrill <jason@yorick.cygnus.com>
3914 * fold-const.c (ssize_binop): New fn.
3915 * tree.h: Declare it.
3917 Fri May 22 03:42:05 1998 Richard Earnshaw (rearnsha@arm.com)
3919 * genextract.c (print_path): Handle zero-length path as a special
3922 Fri May 22 01:38:07 1998 Hans-Peter Nilsson <hp@axis.se>
3924 * cplus-dem.c (MBUF_SIZE): Bumped from 512 to 32767.
3926 Fri May 22 00:57:00 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
3928 * final.c (JUMP_TABLES_IN_TEXT_SECTION): Provide a default value.
3929 (shorten_branches, final_scan_insn): Test value of
3930 JUMP_TABLES_IN_TEXT_SECTION instead of just testing whether it
3932 * tm.texi (JUMP_TABLES_IN_TEXT_SECTION): Corresponding changes.
3933 * arm/coff.h: Define JUMP_TABLES_IN_TEXT_SECTION to 1.
3934 * arm/tcoff.h: Likewise.
3935 * i386/386bsd.h: Likewise.
3936 * i386/freebsd-elf.h: Likewise.
3937 * i386/freebsd.h: Likewise.
3938 * i386/netbsd.h: Likewise.
3939 * i386/ptx4-i.h: Likewise.
3940 * i386/sysv4.h: Likewise.
3941 * pa/pa.h: Likewise.
3942 * rs6000/linux.h: Likewise.
3943 * rs6000/rs6000.h: Likewise.
3944 * sh/sh.h: Likewise.
3945 * sparc/sp64-elf.h: Likewise.
3946 * v850/v850.h: Likewise.
3947 * rs6000/sysv4.h: Define JUMP_TABLES_IN_TEXT_SECTION to 0.
3948 * i386/linux.h: Define JUMP_TABLES_IN_TEXT_SECTION to (flag_pic).
3950 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3952 * regmove.c (gen_add3_insn): New function.
3953 (fixup_match_2): Use it instead of calling gen_addsi3.
3955 Thu May 21 23:09:50 1998 Jeffrey A Law (law@cygnus.com)
3957 * Makefile.in (gencheck): Depend on HOST_LIBDEPS.
3959 * alias.c (rtx_equal_for_memref_p): Handle SCRATCH as a memory
3962 Thu May 21 20:18:13 1998 Martin von Loewis <loewis@informatik.hu-berlin.de>
3964 * Makefile.in (TREE_H): Add tree-check.h.
3965 (tree-check.h, gencheck): New targets.
3966 * gencheck.c: New file.
3967 * tree.c (tree_check, tree_class_check): New functions.
3968 * tree.h (TREE_CHECK, TREE_CLASS_CHECK): Define.
3969 (TYPE_CHECK, DECL_CHECK): Define.
3970 Modify all access macros to use generated checking macros.
3972 Wed May 20 23:44:28 EDT 1998 John Wehle (john@feith.com)
3974 * acconfig.h (HAVE_GAS_MAX_SKIP_P2ALIGN): New tag.
3975 * configure.in: Check for it.
3976 * i386/gas.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Use it.
3977 * final.c (uid_align, uid_shuid, label_align): Make static.
3978 (label_align): Change type to struct label_alignment pointer.
3979 (LABEL_TO_ALIGNMENT, shorten_branches): Update due to type change.
3980 (LABEL_TO_MAX_SKIP): Define.
3981 (LABEL_ALIGN_MAX_SKIP, LOOP_ALIGN_MAX_SKIP,
3982 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Provide defaults.
3983 (shorten_branches): Record the maximum bytes to skip when
3985 (final_scan_insn): Use the maximum bytes to skip when aligning a label
3986 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
3987 * i386.h (LOOP_ALIGN_MAX_SKIP,
3988 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
3989 * i386.c (override_options): i386_align_jumps and i386_align_loops
3990 default to 4 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
3991 * invoke.texi: Document new i386 align-loops and align-jumps behavior.
3993 1998-05-21 Mark Mitchell <mmitchell@usa.net>
3995 * cplus-dem.c (do_type): Handle volatile qualification.
3997 Thu May 21 12:23:17 1998 Per Bothner <bothner@cygnus.com>
3999 * function.c (init_function_start): Don't call emit_line_note if
4000 lineno is 0. (Can happen when compiling Java .class files.)
4002 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4004 * reload1.c (reload_reg_free_for_value_p): Fix RELOAD_FOR_INPUT
4005 end of lifetime and RELOAD_FOR_OUTPUT start of lifetime.
4007 Thu May 21 19:32:27 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4009 * combine.c (nonzero_bits): For paradoxical subregs, take
4010 LOAD_EXTENDED_OP into account.
4012 Thu May 21 11:51:15 1998 Dave Brolley <brolley@cygnus.com>
4014 * configure.in (extra_c_objs): add prefix.o.
4015 (extra_cxx_objs): extra objects for C++ with cpplib.
4016 * configure: Regenerate.
4018 * c-tree.h: (get_directive_line): Different prototype for cpplib.
4019 (GET_DIRECTIVE_LINE): Macro wrapper for get_directive_line.
4021 * c-lex.h: (get_directive_line): Not needed here for cpplib.
4023 * c-lex.c: (yy_cur,yy_lim,yy_get_token): Move to c-common.c.
4024 (GET_DIRECTIVE_LINE): Move to c-common.c and rename to get_directive_line.
4026 * c-common.c (parse_in,parse_options,cpp_token): Declare for cpplib.
4027 (yy_cur,yy_lim,yy_get_token,get_directive,line): Moved here from c-lex.c
4029 Thu May 21 09:04:42 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4031 * gengenrtl.c (type_from_format, accessor_from_format): Change
4032 type of parameter `c' from `char' to `int'.
4034 Wed May 20 22:28:34 1998 Jeffrey A Law (law@cygnus.com)
4036 * warn_summary, test_summary: New scripts from
4037 Kaveh Ghazi and Alexandre Oliva respectively.
4039 * gcse.c (current_function_calls_longjmp): Declare.
4041 1998-05-20 Jason Merrill <jason@yorick.cygnus.com>
4043 * dwarf2out.c (base_type_die): Use int_size_in_bytes.
4045 Wed May 20 01:11:02 1998 Doug Evans (devans@cygnus.com)
4046 Jeff Law (law@cygnus.com)
4048 * Global CSE and constant/copy propagation.
4049 * Makefile.in (OBJS): Add gcse.o
4050 (STAGESTUFF): Add *.gcse.
4051 (gcse.o): Add dependencies.
4052 (mostlyclean): Remove *.gcse and */*.gcse.
4054 * loop.c (loop_optimize): Move call to init_alias_analysis.
4055 * recog.c (validate_replace_src): New function.
4056 * toplev.c (gcse_dump): New global variable.
4057 (flag_gcse, gcse_time): Likewise.
4058 (compile_file): Initialize gcse_time and clean out the gcse dump
4060 (rest_of_compilation): Call gcse_main as requested. Dump RTL
4061 after gcse if requested.
4062 (main): Enable gcse for -O2 and above. Handle -dG. Enable gcse
4064 * gcc.texi: Add gcse related internal documentation.
4065 * invoke.texi: Note new command line options for gcse.
4066 * tm.texi: Document AVOID_CCMODE_COPIES.
4067 * mips.h (AVOID_CCMODE_COPIES): Define.
4069 Tue May 19 22:31:20 1998 Jeffrey A Law (law@cygnus.com)
4071 * Makefile.in (deduced.h): Only run scan-types if $(SYSTEM_HEADER_DIR)
4073 (stmp-fixproto): Simlarly for running fixproto.
4074 * cross-make (SYSTEM_HEADER_DIR): Now $(tooldir)/sys-include.
4076 Tue May 19 19:08:52 1998 Jim Wilson <wilson@cygnus.com>
4078 * config/mips/mips.c (double_memory_operand): Accept any MEM during
4079 reload when TARGET_64BIT.
4081 Tue May 19 18:21:25 1998 Jim Wilson <wilson@cygnus.com>
4083 Finish incomplete change started by Kenner.
4084 * configure.in (*-*-linux-gnu*): Delete NO_STAB_H from xm_defines.
4085 (powerpcle-*-cygwin32): Delete xm_defines.
4086 * final.c, mips-tfile.c, xcoffout.c, config/mips/mips.c: Use
4087 HAVE_STAB_H instead of NO_STAB_H.
4088 * config/xm-linux.h (NO_STAB_H): Delete.
4089 (HAVE_STAB_H): Undefine.
4090 * config/i386/xm-go32.h (NO_STAB_H): Delete.
4092 1998-05-19 Jim Wilson <wilson@cygnus.com>
4094 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Ignore
4095 LANG_TYPE trees with DECL_SOURCE_LINE of 0.
4097 Tue May 19 15:07:54 1998 Todd Vierling <tv@netbsd.org>
4099 * arm/netbsd.h: Ensure DWARF2_UNWIND_INFO is undefined.
4101 Tue May 19 17:19:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4103 * reload1.c (reload_reg_free_for_value_p): New function.
4104 (allocate_reload_reg, choose_reload_regs): Use it.
4106 Tue May 19 11:51:00 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
4108 * except.c (expand_start_catch): Correct logic for when to
4109 generate a new handler label, and when to use the old one.
4111 Tue May 19 11:08:52 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4113 * Makefile.in (print-rtl.o): Depend on bitmap.h.
4114 (dbxout.o): Depend on toplev.h.
4115 ($(SCHED_PREFIX)sched.o): Likewise.
4116 ($(out_object_file)): Likewise for system.h and toplev.h.
4117 (cppmain.o): Depend on gansidecl.h.
4118 (cpplib.o): Likewise.
4119 (cpperror.o): Likewise.
4120 (cppexp.o): Likewise.
4121 (cpphash.o): Likewise.
4122 (cppalloc.o): Likewise.
4123 (fix-header.o): Depend on cpplib.h and cpphash.h.
4124 (scan-decls.o): Depend on gansidecl.h.
4126 * basic-block.h (free_regset_vector): Add prototype.
4128 * cccp.c (check_precompiled): Mark parameter `fname' with
4130 (do_assert): Likewise for `op' and `keyword'.
4131 (do_unassert): Likewise.
4132 (do_line): Likewise for `keyword'.
4133 (do_error): Likewise for `op' and `keyword'.
4134 (do_warning): Likewise.
4135 (do_ident): Likewise for `keyword'.
4136 (do_pragma): Likewise for `limit', `op' and `keyword'.
4137 (do_sccs): Likewise.
4138 (do_if): Likewise for `keyword'.
4139 (do_elif): Likewise.
4140 (do_else): Likewise.
4141 (do_endif): Likewise.
4143 * collect2.c (getenv): Remove redundant prototype.
4144 (collect_exit, collect_execute, dump_file): Likewise.
4145 (dump_list): Wrap prototype and definition in COLLECT_EXPORT_LIST.
4146 (dump_prefix_list): Hide prototype and definition.
4148 * sparc.c: Include toplev.h.
4149 (intreg_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
4150 (symbolic_memory_operand): Likewise.
4151 (sp64_medium_pic_operand): Likewise.
4152 (data_segment_operand): Likewise.
4153 (text_segment_operand): Likewise.
4154 (splittable_symbolic_memory_operand): Likewise.
4155 (splittable_immediate_memory_operand): Likewise.
4156 (eq_or_neq): Likewise.
4157 (normal_comp_operator): Likewise.
4158 (noov_compare_op): Likewise.
4159 (v9_regcmp_op): Likewise.
4160 (v8plus_regcmp_op): Likewise.
4161 (extend_op): Likewise.
4162 (cc_arithop): Likewise.
4163 (cc_arithopn): Likewise.
4164 (small_int): Likewise.
4165 (uns_small_int): Likewise.
4166 (clobbered_register): Likewise.
4167 (legitimize_pic_address): Likewise.
4168 (delay_operand): Likewise.
4169 (sparc_builtin_saveregs): Remove unused variable `stdarg'.
4171 * sparc.h (order_regs_for_local_alloc, eligible_for_return_delay,
4172 sparc_issue_rate, v8plus_regcmp_p): Add prototypes.
4174 * sparc.md (cmpdi_v8plus): Add abort for default case in switch.
4176 * cppalloc.c: Include gansidecl.h.
4178 * cpperror.c: Include stdarg.h/varargs.h and gansidecl.h.
4179 (cpp_file_line_for_message): Mark parameter `pfile' with
4181 (v_cpp_message): New function.
4182 (cpp_message): Use it. Also convert to variable arguments.
4183 (cpp_fatal): Likewise.
4184 (cpp_pfatal_with_name): Constify parameter `name'.
4186 * cppexp.c: Move gansidecl.h before cpplib.h.
4187 * cpphash.c: Likewise.
4188 * cpphash.h (hashf, delete_macro): Add prototypes.
4190 * cpplib.c: Include stdarg.h/varargs.h and move gansidecl.h before
4191 cpplib.h. Don't include errno.h.
4192 (update_path): Add arguments to prototype.
4193 (cpp_fatal, cpp_file_line_for_message, cpp_message, delete_macro,
4194 cpp_print_containing_files): Remove redundant prototypes.
4195 (cpp_hash_cleanup, add_import, append_include_chain,
4196 make_assertion, path_include, initialize_builtins,
4197 initialize_char_syntax, finclude, validate_else, comp_def_part,
4198 lookup_import, redundant_include_p, is_system_include,
4199 read_name_map, read_filename_string, open_include_file,
4200 check_macro_name, compare_defs, compare_token_lists,
4201 eval_if_expression, change_newlines): Add prototype arguments.
4202 (hashf): Remove redundant prototype.
4203 (read_token_list, free_token_list, safe_read, xcalloc, savestring,
4204 conditional_skip, skip_if_group): Add prototype arguments.
4205 (fdopen): Remove redundant prototype.
4206 (do_define, do_line, do_include, do_undef, do_error, do_pragma,
4207 do_ident, do_if, do_xifdef, do_else, do_elif, do_endif, do_sccs,
4208 do_once, do_assert, do_unassert, do_warning): Add prototype arguments.
4209 (struct directive): Add prototype arguments to function pointer
4211 (handle_directive): Add missing arguments to call to `do_line'.
4212 (do_include): Mark parameters `unused1' and `unused2' with
4214 (do_line): Likewise for `keyword' and new parameters `unused1' and
4216 (do_error): Likewise for `keyword'.
4217 (do_warning): Likewise. Also add missing argument `pfile' in call
4219 (do_once): Mark parameter `keyword', `unused1' and `unused2' with
4221 (do_ident): Likewise for `keyword', `buf' and `limit'.
4222 (do_pragma): Likewise. Also add missing arguments in call to do_once.
4223 (do_sccs): Mark parameter `keyword', `buf' and `limit' with
4225 (do_if): Likewise for `keyword'.
4226 (do_elif): Likewise.
4227 (eval_if_expression): Likewise for `buf' and `length'.
4228 (do_xifdef): Likewise for `unused1' and `unused2'.
4229 (do_else): Likewise for `keyword', `buf' and `limit'.
4230 (do_endif): Likewise.
4231 (parse_name): Add missing argument `pfile' in call to cpp_pedwarn.
4232 (cpp_handle_options): Remove superfluous NULL argument in call to
4234 (cpp_handle_options): Likewise.
4235 (do_assert): Mark parameter `keyword', `buf' and `limit' with
4237 (do_unassert): Likewise.
4238 (cpp_print_file_and_line): Add missing argument `pfile' in call to
4239 cpp_file_line_for_message.
4240 (v_cpp_error): New function.
4241 (cpp_error): Use it. Also accept variable arguments.
4242 (v_cpp_warning): New function.
4243 (cpp_warning): Use it. Also accept variable arguments.
4244 (cpp_pedwarn): Accept variable arguments.
4245 (v_cpp_error_with_line): New function
4246 (cpp_error_with_line): Use it. Accept variable arguments.
4247 (v_cpp_warning_with_line): New function.
4248 (cpp_warning_with_line): Use it. Accept variable arguments. Hide
4250 (cpp_pedwarn_with_line): Accept variable arguments.
4251 (cpp_pedwarn_with_file_and_line): Likewise.
4252 (cpp_error_from_errno): Constify parameter `name'. Add missing
4253 argument `pfile' in call to cpp_file_line_for_message.
4254 (cpp_perror_with_name): Constify parameter `name'.
4256 * cpplib.h: Define PARAMS() in terms of PROTO().
4257 (fatal): Remove redundant prototype.
4258 (cpp_error, cpp_warning, cpp_pedwarn, cpp_error_with_line,
4259 cpp_pedwarn_with_line, cpp_pedwarn_with_file_and_line,
4260 cpp_error_from_errno, cpp_perror_with_name, cpp_pfatal_with_name,
4261 cpp_fatal, cpp_message, cpp_pfatal_with_name,
4262 cpp_file_line_for_message, cpp_print_containing_files): Add
4263 arguments to prototypes.
4264 (scan_decls, cpp_finish): Add prototypes.
4266 * cppmain.c: Include gansidecl.h.
4267 (main): Remove unused variable `i'.
4269 * dbxout.c: Include toplev.h.
4271 * demangle.h (do_tlink, collect_execute, collect_exit,
4272 collect_wait, dump_file, file_exists): Add prototype.
4274 * dwarf2out.c (dwarf_type_encoding_name, decl_start_label): Hide
4275 prototype and definition.
4276 (gen_unspecified_parameters_die): Don't assign results of call to
4277 function new_die() to unused variable `parm_die'.
4278 (dwarf2out_line): Mark parameter `filename' with ATTRIBUTE_UNUSED.
4279 (dwarf2out_define): Likewise for `lineno' and `buffer'.
4281 * dwarfout.c (output_unsigned_leb128, output_signed_leb128): Hide
4282 prototype and definition.
4283 (output_die): Add prototype arguments to function pointer arg.
4284 (output_unspecified_parameters_die): Mark parameter `arg' with
4287 * except.c (output_exception_table_entry): Remove unused variable
4290 * except.h (expand_fixup_region_start, expand_fixup_region_end):
4293 * expr.c (do_jump_by_parts_equality_rtx): Remove prototype.
4295 * expr.h (do_jump_by_parts_equality_rtx): Add prototype.
4297 * fix-header.c: Include stdarg.h/varargs.h, move gansidecl.h
4298 before cpplib.h, include cpphash.h, remove redundant prototype of
4299 cpp_fatal, don't define `const', add a prototype for `fatal'.
4300 (cpp_file_line_for_message): Add missing arguments `pfile'.
4301 (v_cpp_message): New function.
4302 (cpp_message): Use it.
4303 (v_fatal): New function.
4304 (fatal, cpp_fatal): Use it.
4305 (cpp_pfatal_with_name): Constify parameter `name'.
4307 * flow.c (free_regset_vector): Remove redundant prototype.
4309 * function.c (round_down): Wrap prototype and definition with
4310 macro ARGS_GROW_DOWNWARD.
4311 (record_insns): Wrap prototype and definition with
4312 defined (HAVE_prologue) || defined (HAVE_epilogue).
4314 * gansidecl.h (ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5): New macros.
4316 * gen-protos.c: Include gansidecl.h.
4317 (hashf): Don't make it static, constify parameter `name'.
4319 * genattrtab.c (check_attr_test): Change XEXP() to XSTR() to match
4320 specifier %s in calls to function `fatal'.
4322 * haifa-sched.c: Include toplev.h.
4323 (find_rgns): Remove unused variable `j'.
4325 * integrate.c (note_modified_parmregs): Mark parameter `x' with
4327 (mark_stores): Likewise.
4329 * jump.c (mark_modified_reg): Likewise.
4331 * output.h (insn_current_reference_address): Add prototype.
4332 (eh_frame_section): Likewise.
4334 * print-rtl.c: Include bitmap.h.
4336 * reload1.c (reload): Wrap variables `note' and `next' in macro
4337 PRESERVE_DEATH_INFO_REGNO_P.
4338 (forget_old_reloads_1): Mark parameter `ignored' with
4340 (choose_reload_regs): Remove unused variable `in'.
4341 (reload_cse_invalidate_mem): Mark parameter `ignore' with
4343 (reload_cse_check_clobber): Likewise.
4345 * rtl.h (expand_null_return, reg_classes_intersect_p): Add prototype.
4346 (mark_elimination): Fix typo in prototype.
4348 * scan-decls.c: Include gansidecl.h.
4350 * tree.h (using_eh_for_cleanups, supports_one_only): Add prototype.
4352 Mon May 18 22:37:33 1998 Jeffrey A Law (law@cygnus.com)
4354 * function.c (identify_blocks): Fix thinko when setting the
4355 block number for NOTE_INSN_BLOCK_END.
4357 Mon May 18 15:30:42 1998 Nick Clifton <nickc@cygnus.com>
4359 * config/v850/lib1funcs.asm: Add .text pseudo op to start of
4362 * config/v850/lib1funcs.asm: Fix .size pseudo ops to use three
4363 underscores for the prefixes to the names of the maths functions.
4365 * dbxout.c (dbxout_parms): Revert to using DECL_ARG_TYPE. Add
4366 comment explaining why.
4368 Mon May 18 13:20:23 1998 Richard Henderson <rth@cygnus.com>
4370 * tree.h (TYPE_SIZE_UNIT): New.
4371 (struct tree_type): Add size_unit member.
4372 * stor-layout.c (layout_type): Initialize it.
4373 * expr.c (get_inner_reference) [ARRAY_REF]: Use it.
4374 * tree.c (size_in_bytes, int_size_in_bytes): Likewise.
4376 Mon May 18 12:07:37 1998 Richard Earnshaw (rearnsha@arm.com)
4378 * stor-layout.c (layout_record): Fix off-by-one error when checking
4379 length of the TYPE_BINFO vector.
4381 Mon May 18 10:59:23 1998 Nick Clifton <nickc@cygnus.com>
4383 * dbxout.c (dbxout_parms): Use TREE_ARG to compute the type of a
4384 function parameter passed in memory.
4386 Mon May 18 09:02:09 1998 Robert Lipe <robertl@dgii.com>
4388 * dwarfout.h, dwarf2out.h, dbxout.h, sdbout.h: New files.
4389 Prototypes for externally used functions in respective C files.
4390 * dwarfout.c, dbxout.c, dwarf2out.c, sdbout.c, toplev,c,
4391 final.c: Include above files.
4392 * Makefile.in (toplev.o): Add dependency for above four headers.
4393 (final.o): Likewise.
4394 (dwarfout.o, dbxout.o, dwarf2out.o, sdbout.o): Depend on four
4395 respective header files.
4397 Mon May 18 01:23:33 1998 Jeffrey A Law (law@cygnus.com)
4399 * Makefile.in (TARGET_TOOLPREFIX): No longer define.
4400 (AR_FOR_TARGET, RANLIB_FOR_TARGET): Define to use versions in
4401 the build tree if they exist.
4402 (AR, AR_FLAGS, OLDAR, OLDAR_FLAGS, RANLIB, RANLIB_TEST): Update
4404 (objdir): Let configure substitute value.
4405 (FLOAT_H): Let configure select a pre-built version from the
4407 * build-make (INSTALL_TARGET, ALL): Disable, no longer needed.
4408 * configure.in: Substitute for objdir.
4410 * Makefile.in (build_canonical, host_canonical): Let configure
4411 substitute values for these variables.
4412 * configure.in: Substitute for build_canonical, host_canonical
4413 and target_subdir in generated Makefile.
4415 * output.h (find_basic_blocks): Declare.
4416 (free_basic_block_vars, set_block_num, life_analysis): Likewise.
4418 * Makefile.in (BISON): Use bison from the build tree if it exists.
4421 Mon May 18 00:08:19 1998 Nick Clifton <nickc@cygnus.com>
4423 * gcc.c (SWITCH_CURTAILS_COMPILATION): Definition.
4424 (DEFAULT_SWITCH_CURTAILS_COMPILATION): True for options -S and -c.
4425 (process_command): If HAVE_EXECUTABLE_SUFFIX is defined then scan
4426 command line arguments to see if an executable is not being
4427 created, and if so - do not append the suffix.
4429 * tm.texi (SWITCH_CURTAILS_COMPILATION): Add description of new
4432 Sun May 17 23:59:45 1998 John Wehle (john@feith.com)
4434 * i386.h (ALIGN_DFmode): Delete.
4435 (CONSTANT_ALIGNMENT): Define.
4436 * varasm.c (force_const_mem): Use it.
4438 Sun May 17 19:31:05 1998 Richard Henderson <rth@cygnus.com>
4440 * alpha.c (alpha_emit_conditional_branch): Clear cmp_code after
4441 using it with swap_condition, not before.
4443 Sun May 17 13:44:32 1998 Jim Wilson <wilson@cygnus.com>
4445 * alias.c (mode_alias_check): Delete.
4446 (true_dependence, anti_dependence, output_dependence): Revert April 21
4449 Sun May 17 08:45:21 1998 Krister Walfridsson <cato@df.lth.se>
4451 * toplev.c (output_lang_identify): Enable prototype and definition.
4453 Sun May 17 01:12:27 PDT 1998 Jeff Law (law@cygnus.com)
4455 * version.c: Bump for snapshot.
4457 Sat May 16 23:20:32 1998 Richard Henderson <rth@cygnus.com>
4459 * alpha/osf.h (HAVE_STAMP_H): Define.
4461 * alpha/netbsd.h, alpha/netbsd-elf.h: New files.
4462 * configure.in (alpha*-*-netbsd*): New.
4463 Based on patches from Paul H. Anderson <pha@pdq.com>.
4465 * configure.in (alpha*-*-linux-*): Kill xm_defines.
4466 (alpha*-*-linux-gnulibc1*) [fixincludes]: Define.
4467 * alpha/xm-linux.h: Remove file.
4469 Sat May 16 18:32:45 1998 Doug Evans <devans@canuck.cygnus.com>
4471 * dbxout.c (dbxout_parms): If mode of type of parameter living
4472 in memory doesn't match mode of DECL_RTL, make big endian correction.
4474 Fri May 15 21:40:06 1998 John Wehle (john@feith.com)
4476 * i386.md (movdi-1, movdi): Rewrite based on SI move patterns.
4478 Fri May 15 18:55:22 1998 Jason Merrill <jason@yorick.cygnus.com>
4480 * tree.h (BINFO_SIZE, TYPE_BINFO_SIZE): New macros.
4481 * stor-layout.c (layout_record): Set it.
4483 Fri May 15 18:49:30 1998 Mark Mitchell <mmitchell@usa.net>
4485 * toplev.c (rest_of_compilation): Don't defer nested functions.
4487 Fri May 15 17:42:52 1998 Bob Manson <manson@charmed.cygnus.com>
4489 * config/rs6000/rs6000.c (rs6000_stack_info): Align the stack bottom
4490 to an 8-byte boundary if info_ptr->fpmem_p.
4492 Fri May 15 17:36:11 1998 Bill Moyer <ttk@cygnus.com>
4494 * loop.c (basic_induction_var): Added test preventing
4495 CCmode parameter passed to convert_modes().
4497 Fri May 15 17:26:18 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
4499 * expr.c (expand_expr, case EXPR_WITH_FILE_LOCATION): Save/restore
4500 input_filename and lineno around expand_expr call. Set them to values
4501 in WFL before expand_expr call.
4503 Fri May 15 12:44:57 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
4505 * stor-layout.c (set_sizetype): Set TYPE_NAME on bitsizetype.
4507 Fri May 15 07:20:03 1998 Mark Mitchell <mmitchell@usa.net>
4509 * fold-const.c (constant_boolean_node): New function.
4512 Fri May 15 11:21:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4514 * sh.c (gen_shl_and): Don't sign extend constant for kind two.
4515 Abort if trying to split kind 3 or 4 outside of combine.
4517 Fri May 15 01:47:37 1998 Jeffrey A Law (law@cygnus.com)
4519 * mips.c (print_operand, case 'x'): Use HOST_WIDE_INT_PRINT_HEX.
4521 Fri May 15 01:42:45 1998 Mumit Khan <khan@xraylith.wisc.edu>
4523 * objc/Make-lang.in (OBJC_O): Add missing exeext.
4524 (libobjc.a, runtime-info.h): Likewise.
4526 Fri May 15 01:29:39 1998 John Wehle (john@feith.com)
4528 * i386.h (DATA_ALIGNMENT): Define.
4530 Fri May 15 05:35:37 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4532 * reload1.c (delete_output_reload): Ignore single USE that
4533 was emitted for the pseudo use of this INSN.
4534 If the no reference to REG between OUTPUT_RELOAD_INSN and INSN
4535 remains, we can always delete OUTPUT_RELOAD_INSN.
4537 Thu May 14 18:38:50 1998 Jim Wilson <wilson@cygnus.com>
4539 * reload.c (find_reloads): Don't penalize SCRATCH output reload.
4541 Thu May 14 15:10:30 1998 Jeffrey A Law (law@cygnus.com)
4543 * Makefile.in (expr.o): Remove dependency on deleted modemap.def file.
4545 Thu May 14 16:30:47 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
4547 * eh-common.h: New file for basic EH data structures.
4548 * except.h: Various prototypes and structures for NEW_EH_MODEL
4549 * function.h (struct function): Add a struct eh_stack for the catch
4551 * except.c (gen_exception_label): New function to generate an
4553 (push_eh_entry): Use gen_exception_label() and init 'label_used' field.
4554 (push_entry): New function to push an existing entry onto a stack.
4555 (receive_exception_label): New function to emit the code required
4556 at the start of all catch blocks.
4557 (struct func_eh_entry): New structure for maintaining handlers
4558 associated with EH regions.
4559 (new_eh_region_entry): New function to register an EH region.
4560 (add_new_handler): New function to register a handler with a region.
4561 (get_new_handler): Creates anew handler entry for registering.
4562 (find_func_region): New function to convert a NOTE eh region number
4563 to an Eh region index.
4564 (get_first_handler): New function to get the first handler in a region.
4565 (clear_function_eh_region): New function to release memory.
4566 (duplicate_handlers): New function to duplicate a list of handlers.
4567 (expand_eh_region_end): Create a new region entry node as well.
4568 (expand_leftover_cleanups): Call receive_exception_label() and
4569 register the cleanup as a handler to the current region.
4570 (expand_start_catch): New function to start a catch clause.
4571 (expand_end_catch): New function to end a catch clause.
4572 (expand_start_all_catch): restructure to not do the equivilent of
4573 what expand_start_catch() does now. Push the exception region being
4574 handled onto the catch stack.
4575 (output_exception_table_entry): Issue an entry for each handler
4576 associated with a region.
4577 (set_exception_lang_code): New function for setting the language code.
4578 (set_exception_version_code): New function to set the version number.
4579 (output_exception_table): Output version and language codes.
4580 (find_exception_handler_labels): Find handler labels using new scheme.
4581 (is_exception_handler_label): New function, returns 1 if label is
4582 present as a handler in some exception region.
4583 (check_exception_handler_labels): Use the new scheme.
4584 (init_eh_for_function): Initialize the catch stack.
4585 (save_eh_status): Save the catch stack.
4586 (restore_eh_status): Restore the catch stack.
4587 (scan_region): Don't remove unreferenced handler label. Flow does it.
4588 (get_reg_for_handler): New function to get the eh_context pointer
4590 (expand_builtin_eh_stub): Changes required for NEW_EH_MODEL only.
4591 * final.c (final_scan_insn): With NEW_EH_MODEL, add EH table
4592 entry when processing END region rather that START region.
4593 * flow.c (find_basic_blocks_1): Find all potential handler regions
4594 now that we don't automatically know what the labels might be.
4595 Let scan_region() remove unreferenced EH BEGIN/END labels.
4596 * integrate.c (get_label_from_map): Put inlined labels onto the
4597 permanent obstack since we dont know which ones might be exception
4599 (save_for_inline_copying): Make new copies of all the handlers.
4600 (expand_inline_function): Make new copies of all the handlers.
4601 * libgcc2.c: Remove local struct decls, and include eh-common.h.
4602 (find_exception_handler): With NEW_EH_MODEL the first matching
4603 region we find is the right one. Add eh_info as a new parameter.
4604 (__throw): Pass eh_info to find_exception_handler. Set handler
4605 and pass use different regs under NEW_EH_MODEL.
4607 Thu May 14 12:58:21 1998 Jim Wilson <wilson@cygnus.com>
4609 * i960.h (hard_regno_mode_ok): Changed to function from array of
4611 (HARD_REGNO_MODE_OK): Call function instead of testing bit.
4612 * i960.c (hard_regno_mode_ok): Changed to function from array of
4615 Thu May 14 08:41:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4617 * reload.c (remove_replacements): New function.
4618 * reload.h (remove_replacements): Declare.
4619 * reload1.c (choose_reload_regs): Disable some reloads that
4620 belong to inherited reloads.
4622 Thu May 14 02:17:17 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4624 * loop.c (scan_loop): Don't call move_moveables for optimize_size.
4626 * reload1.c (merge_assigned_reloads): When merging, reset
4627 reload_spill_index for the eliminated reload.
4629 Wed May 13 17:51:13 1998 Jeffrey A Law (law@cygnus.com)
4631 * haifa-sched.c (schedule_insns): Fix merge goof.
4633 1998-05-13 Jim Wilson <wilson@cygnus.com>
4635 * varasm.c (make_decl_rtl): Revert April 1 change.
4636 * alpha/alpha.h, alpha/win-nt.h, arm/arm.h, i386/unix.h, i960/i960.h,
4637 m68k/linux.h, pa/pa.h, sparc/sparc.h, vax/vax.h (ASM_OUTPUT_MI_THUNK):
4638 Get function name from the SYMBOL_REF in the DECL_RTL, not from
4639 DECL_ASSEMBLER_NAME.
4640 * i386/winnt.c (gen_stdcall_suffix): Comment for questionable use of
4641 DECL_ASSEMBLER_NAME.
4643 Wed May 13 13:09:19 1998 Jim Wilson <wilson@cygnus.com>
4645 * i386.c (notice_update_cc, output_float_compare): Disable
4646 TARGET_CMOVE support.
4648 Wed May 13 15:28:59 1998 Michael Meissner <meissner@cygnus.com>
4649 Jeff Law <law@cygnus.com>
4651 * rtlanal.c (find_reg_note): Ignore notes that are not on on
4653 (find_regno_note): Likewise.
4655 * Makefile.in (stor-layout.o): Depend on except.h
4656 (varasm.o, function.o): Likewise.
4657 (expr.o): Depend on except.h, modemap.def and hard-reg-set.h.
4659 * Makefile.in (HOST_RTL): Add $(HOST_PREFIX)bitmap.o.
4660 (rtl.o, emit-rtl.o): Add dependency on bitmap.h.
4661 ($(HOST_PREFIX_1)rtl.o): Likewise.
4662 ($(HOST_PREFIX_1)bitmap.o): New host object.
4663 * emit-rtl.c (toplevel): Include bitmap.h.
4664 (gen_rtx): Handle 't' and 'b' nodes.
4665 * print-rtl.c (print_rtx): Handle printing NOTE_INSN_LIVE notes.
4666 Print block number for block begin/end notes. Print 't' type
4667 nodes as a pointer. Know that the 3rd argument of live range
4668 start/stop notes is really a range_info rtx. If type is 'b', print
4669 out argument as a bitmap.
4670 * rtl.c: Include bitmap.c.
4671 (copy_rtx): Copy tree nodes as is. Copy bitmaps if type is 'b'.
4672 (note_insn_name): Add NOTE_INSN_RANGE_{START,END}, NOTE_INSN_LIVE.
4673 * rtl.def (RANGE_LIVE): New node to hold live information while we
4674 recalculate the basic blocks.
4675 (RANGE_REG, RANGE_INFO): New rtl types for live range splitting.
4676 (RANGE_VAR): New node, to hold information saved in symbol node for New
4677 communicating live range information to the debug output functions.
4678 * rtl.h (rtunion_def): Add rttree and rtbit fields.
4679 (XBITMAP, XTREE): New accessor macros.
4680 (NOTE_LIVE_INFO): Overload NOTE_SOURCE_FILE for NOTE_INSN_LIVE notes.
4681 (NOTE_RANGE_INFO): Similarly for NOTE_INSN_RANGE_{START,END} notes.
4682 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Define.
4683 (NOTE_INSN_RANGE_START, NOTE_INSN_RANGE_END, NOTE_INSN_LIVE): New notes.
4684 (RANGE_LIVE_{BITMAP,ORIG_BLOCK}): New accessor macros.
4685 (RANGE_REG_{SYMBOL,BLOCK}_NODE, RANGE_VAR_*): New accessor macros.
4686 (RANGE_INFO_*): Likewise.
4687 * sched.c (sched_analyze): Keep live range start/stop notes.
4688 (unlink_other_notes): Likewise.
4689 * haifa-sched.c (sched_analyze): Keep live range start/stop notes.
4690 (unlink_other_notes): Likewise.
4691 * tree.h (BLOCK_LIVE_RANGE_{START,END,VAR_FLAG}): New accessor macros.
4692 (BLOCK_LIVE_RANGE_FLAG): Likewise.
4693 (DECL_LIVE_RANGE_RTL): Likewise.
4694 (struct tree_block): Add live_range_flag, live_range_var_flag,
4695 live_range_start and live_range_end.
4696 (struct tree_decl): Add live_range_rtl field.
4697 * gengenrtl.c (type_from_format): Handle 'b' and 't'.
4698 (accessor_from_format): Likewise.
4700 * haifa-sched.c (schedule_block): Make verbose output line up.
4701 Also add a blank line in printing the individual ready lists.
4703 Wed May 13 15:43:44 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4705 * Makefile.in (c-lang.o): Depend on c-tree.h, c-lex.h and toplev.h.
4706 (c-lex.o): Depend on output.h.
4707 (c-common.o): Likewise.
4709 (calls.o): Likewise.
4710 (integrate.o): Depend on toplev.h.
4711 (regclass.o): Depend on output.h.
4712 (final.o): Depend on reload.h.
4714 * c-common.c: Include output.h.
4715 (check_format_info): Remove unused variable `integral_format'.
4717 * c-decl.c (print_lang_decl): Mark parameters `file', `node' and
4718 `indent' with ATTRIBUTE_UNUSED.
4719 (print_lang_type): Likewise.
4720 (maybe_build_cleanup): Likewise for parameter `decl'.
4721 (copy_lang_decl): Likewise for parameter `node'.
4723 * c-lang.c: Include c-tree.h, c-lex.h and toplev.h.
4724 (lang_print_xnode): Mark parameters `file', `node' and `indent'
4725 with ATTRIBUTE_UNUSED.
4726 (lookup_interface): Likewise for parameter `arg'.
4727 (is_class_name): Likewise.
4728 (maybe_objc_check_decl): Likewise for parameter `decl'.
4729 (maybe_objc_comptypes): Likewise for parameters `lhs', `rhs' and
4731 (maybe_objc_method_name): Likewise for parameter `decl'.
4732 (build_objc_string): Likewise for parameters `len' and `str'.
4734 * c-lex.c: Include output.h.
4736 * c-lex.h (position_after_white_space): Correct typo in prototype.
4738 * c-tree.h (finish_file, c_expand_start_cond, c_expand_start_else,
4739 c_expand_end_cond, init_iterators): Add prototypes.
4741 * caller-save.c (set_reg_live): Mark parameters `reg' and `setter'
4742 with ATTRIBUTE_UNUSED.
4744 * calls.c: Include output.h.
4746 * cccp.c (pipe_closed): Mark parameter `signo' with
4749 * combine.c: Move inclusion of expr.h to after insn-config.h.
4751 * iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Don't define
4752 as empty, rather define as ((void)0).
4754 * sparc.c (sparc_check_64): Add braces around ambiguous `else'.
4755 Add parentheses around assignment used as truth value.
4757 * cplus-dem.c (squangle_mop_up): Change return type to void.
4758 (internal_cplus_demangle): Remove unused parameter `options'.
4759 All callers changed.
4760 (cplus_demangle_opname): Remove function wide variable `int i' and
4761 replace with `size_t i' at each location where it is used.
4762 (cplus_demangle_opname): change type of `i' from int to size_t.
4764 * cppexp.c (right_shift): Mark parameter `pfile' with
4767 * cpphash.c (cpp_lookup): Likewise.
4768 (cpp_hash_cleanup): Likewise.
4770 * cpplib.c (parse_name): Add a prototype and make it static.
4771 (null_underflow): Mark parameter `pfile' with ATTRIBUTE_UNUSED.
4772 (null_cleanup): Likewise for parameters `pbuf' and `pfile'.
4773 (macro_cleanup): Likewise for parameter `pfile'.
4774 (file_cleanup): Likewise.
4776 * cpplib.h (cpp_reader_init, cpp_options_init, cpp_start_read,
4777 cpp_read_check_assertion, skip_rest_of_line): Add prototypes.
4779 * crtstuff.c (force_to_data, __CTOR_LIST__, force_to_data,
4780 __DTOR_END__, __FRAME_END__): Mark with ATTRIBUTE_UNUSED.
4782 * cse.c (cse_check_loop_start): Mark parameter `set' with
4785 * dbxout.c (flag_minimal_debug, have_used_extensions,
4786 source_label_number): Move inside macro wrapper check against
4787 defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO).
4789 * dwarf2out.c (gen_entry_point_die): Hide prototype and definition.
4791 * except.h (doing_eh): Provide prototype.
4793 * expr.c: Move inclusion of expr.h to after insn-config.h.
4795 * final.c: Include reload.h.
4796 (shorten_branches): Cast the first argument of bzero to char *.
4798 * fix-header.c (cpp_print_containing_files): Mark parameter
4799 `pfile' with ATTRIBUTE_UNUSED.
4800 (cpp_fatal): Likewise.
4802 * flow.c (find_basic_blocks_1): Cast the first argument of bzero
4805 * genattrtab.c (make_length_attrs): Change the type of variable
4806 `i' from int to size_t.
4807 (zero_fn): Mark parameter `exp' with ATTRIBUTE_UNUSED.
4810 * genextract.c (main): When generating insn-extract.c, mark
4811 variable `junk' with ATTRIBUTE_UNUSED.
4813 * gengenrtl.c (gencode): When generating genrtl.c, cast the first
4814 argument of bzero to char*.
4816 * integrate.c: Include toplev.h.
4818 * libgcc2.c: Wrap `struct exception_table' and
4819 `find_exception_handler' in macro DWARF2_UNWIND_INFO.
4821 * objc/Make-lang.in (objc-act.o): Depend on toplev.h.
4823 * objc/objc-act.c: Include toplev.h.
4824 (lang_print_xnode): Mark parameters `file', `node' and `indent'
4825 with ATTRIBUTE_UNUSED.
4826 (finish_protocol): Likewise for parameter `protocol'.
4828 * output.h (declare_weak): Add prototype.
4829 (decode_reg_name): Don't wrap with TREE_CODE macro.
4830 (assemble_alias): Add prototype.
4832 * regclass.c: Include output.h.
4834 * reload.h (reloads_conflict): Add prototype.
4836 * rtl.h (print_rtl_single, mark_elimiation, reg_class_subset_p,
4837 output_func_start_profiler): Add prototypes.
4839 * rtlanal.c (reg_set_p_1): Mark parameters `x' and `pat' with
4842 * scan-decls.c: Include scan.h.
4844 * scan.h (recognized_function, recognized_extern): Add prototypes.
4846 * stmt.c: Include output.h.
4848 * toplev.c (error_for_asm, warning_for_asm): Remove prototypes.
4849 (output_lang_identify): Hide prototype and definition.
4850 (float_signal): Mark parameter `signo' with ATTRIBUTE_UNUSED.
4851 (pipe_closed): Likewise.
4853 * toplev.h (count_error, strip_off_ending, error_for_asm,
4854 warning_for_asm): Add prototypes.
4856 Wed May 13 12:54:19 1998 Michael Meissner <meissner@cygnus.com>
4858 * toplev.c (rest_of_compilation): "Charge" final for any time
4859 doing various cleanup operations after finishing compilation
4862 * flow.c (dump_flow_info): Also print number of sets and
4863 whether or not the pseudo is a user variable.
4865 * flow.c (reg_n_max): New global variable.
4866 * regclass.c (allocate_reg_info): Keep reg_n_max up to date.
4867 Delete regno_max variable.
4868 * regs.h (REG_N_CHECK): Define.
4869 (REG_N_REFS, REG_N_SETS, REG_N_DEATHS): Use REG_N_CHECK.
4870 (REG_N_CHANGES_SIZE, REG_N_CALLS_CROSSED, REG_LIVE_LENGTH): Likewise.
4871 (REGNO_FIRST_UID, REGNO_LAST_UID, REGNO_LAST_NOTE_UID): Likewise.
4873 Wed May 13 12:54:19 1998 Martin von Loewis <martin@mira.isdn.cs.tu-berlin.de>
4875 * acconfig.h (ENABLE_CHECKING): Undefine.
4876 * configure.in (--enable-checking): New option.
4878 Wed May 13 08:52:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4880 * reload1.c (merge_assigned_reloads): Can merge
4881 RELOAD_FOR_INPUT_ADDRESS and RELOAD_FOR_OTHER_ADDRESS even
4882 if RELOAD_FOR_INPUT with the same reload_reg_rtx is present.
4884 Tue May 12 20:05:57 1998 Jim Wilson <wilson@cygnus.com>
4886 * collect2.c (main): Ignore do_collecting when COLLECT_EXPORT_LIST.
4888 Wed May 13 03:23:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4890 * reload1.c (gen_reload): Create REG_EQUIV notes.
4892 Tue May 12 22:21:07 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4894 * reload1.c (reload): Fix check for USEs to use code of pattern.
4895 (choose_reload_regs): Remove dead variable use_insn.
4897 Tue May 12 14:04:49 1998 Jeffrey A Law (law@cygnus.com)
4899 * pa.h (DBX_CONTIN_LENGTH): Reduce to 3000 bytes.
4901 Tue May 12 15:16:02 1998 Michael Meissner <meissner@cygnus.com>
4903 * haifa-sched.c (HAIFA_INLINE): Define to be __inline unless
4905 (find_insn_{,mem_}list): Use HAIFA_INLINE, not __inline.
4906 (insn_{unit,issue_delay}): Ditto.
4907 (blockage_range): Ditto.
4908 (actual_hazard{,_this_instance}): Ditto.
4909 (schedule_unit): Ditto.
4910 (potential_hazard): Ditto.
4913 (queue_insn): Ditto.
4914 (birthing_insn_p): Ditto.
4915 (adjust_priority): Ditto.
4916 (get_block_head_tail): Ditto.
4917 (init_rgn_data_dependences): Ditto.
4919 Tue May 12 10:27:54 1998 Klaus Kaempf <kkaempf@progis.de>
4921 * alpha/vms.h (COMMON_ASM_OP, ASM_OUTPUT_ALIGNED_COMMON): Define.
4923 Tue May 12 11:44:14 1998 Gavin Koch <gavin@cygnus.com>
4925 * config/mips/mips.h (ASM_OUTPUT_ALIGN): Remove trailing semi-colon.
4927 Tue May 12 11:38:31 1998 Gavin Koch <gavin@cygnus.com>
4929 * config/mips/mips.md (dslot): Move after definition of "cpu"
4930 attribute. Handle r3900 case.
4932 Tue May 12 10:21:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4934 * system.h: Define the STRINGIFY macro here.
4935 * protoize.c: Not here.
4936 * gengenrtl.c (DEF_RTL_EXPR): Use the STRINGIFY macro.
4938 Tue May 12 00:47:33 1998 John Wehle (john@feith.com)
4940 * varasm.c (assemble_variable): Compute the alignment of the data
4941 earlier so that both initialized and uninitialized variables are
4942 effected by DATA_ALIGNMENT.
4943 * tm.texi (DATA_ALIGNMENT): Updated appropriately.
4945 Mon May 11 19:57:58 1998 Jeffrey A Law (law@cygnus.com)
4947 * mips.c: Prototype static functions.
4949 Mon May 11 17:43:03 1998 Jim Wilson <wilson@cygnus.com>
4951 * regmove.c (fixup_match_2, find_matches, regmove_profitable):
4952 Add explanatory comments.
4954 * sparc.h (SPARC_INCOMING_INT_ARG_FIRST): Support TARGET_FLAT.
4956 Mon May 11 17:24:27 1998 Richard Henderson <rth@cygnus.com>
4958 * sparc.md (ffsdi2): Disable. Simplify the expression as well.
4960 Mon May 11 13:30:44 1998 Jim Wilson <wilson@cygnus.com>
4962 * varasm.c (make_decl_rtl): Disable April 1 change.
4964 Mon May 11 09:14:41 1998 Richard Henderson <rth@cygnus.com>
4966 * configure.in (alpha-*-linux-gnu): Undo lossage from gcc2 merge.
4968 Mon May 11 08:24:18 1998 Richard Henderson <rth@cygnus.com>
4970 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '`'.
4971 * alpha.c (print_operand): Handle it.
4972 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): New patterns and
4973 related define_splits. Also add peepholes for SImode reload
4974 plus sign_extend lossage.
4976 Mon May 11 09:33:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4978 * genattr.c: Include stdarg.h/varargs.h. Change function
4979 `fatal' to use variable arguments instead of faking it with
4980 integer parameters. Provide a prototype which also
4981 checks the format specifiers using ATTRIBUTE_PRINTF_1.
4983 * genattrtab.c: Likewise.
4984 * gencodes.c: Likewise.
4985 * genconfig.c: Likewise.
4986 * genemit.c: Likewise.
4987 * genextract.c: Likewise.
4988 * genflags.c: Likewise.
4989 * genopinit.c: Likewise.
4990 * genpeep.c: Likewise.
4991 * genrecog.c: Likewise.
4992 * genoutput.c: Likewise. Similarly for function `error'.
4994 Sun May 10 02:27:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4996 * acconfig.h (HAVE_VOLATILE): Insert stub for autoconf.
4997 * alocal.m4 (GCC_C_VOLATILE): New autoconf test.
4998 * configure.in: Use GCC_C_VOLATILE.
4999 * system.h (volatile): Define as empty if no volatile support is
5002 Sun May 10 01:21:43 1998 Jeffrey A Law (law@cygnus.com)
5004 * genemit.c (output_add_clobbers): Removed unused variable 'i' from
5007 Sat May 9 02:02:15 1998 Richard Henderson <rth@cygnus.com>
5009 * loop.c (get_condition): Don't combine when either compare is MODE_CC.
5010 * alpha.c (alpha_emit_conditional_branch): New function. Taken from
5011 the body of beq; additionally set the mode of the branch to CCmode for
5012 FP compares and not fast_math.
5013 (alpha_emit_conditional_move): Always use a compare insn for FP
5014 when not fast_math, as well as setting CCmode on the cmov.
5015 * alpha.md (beq, bne, blt, et al): Call alpha_emit_conditional_branch.
5017 * machmode.h (COMPLEX_MODE_P): New macro.
5019 Sat May 9 01:53:23 1998 Richard Henderson <rth@cygnus.com>
5021 * haifa-sched.c (print_exp): Fix typo.
5023 Fri May 8 21:48:50 PDT 1998 Jeff Law (law@cygnus.com)
5025 * version.c: Bump for snapshot.
5027 Fri May 8 18:23:08 1998 Michael Meissner <meissner@cygnus.com>
5029 * final.c (final_scan_insn): Call fatal_insn instead of abort if
5030 we could not split an insn when required to.
5032 * m32r.md ({add,sub}di3): Add define_splits and appropriate low
5034 (peepholes): Disable peepholes that call dead_or_set_p.
5035 (movsi): Rewrite to handle addresses better after last change.
5036 Add define_split to split load of addresses in large/medium modes.
5037 (prologue): Call m32r_expand_prologue.
5038 (movsi_{push,pop}): Generators for push/pop.
5039 (movsi): Support PRE_{INC,DEC}, POST_INC.
5040 (mov{di,df}): Rewrite. Always split the insns.
5041 (movsf): Add define_split to get register load in correct mode.
5042 (cmp_ne_small_const_insn): Use 'N' instead of 'S' constraint.
5043 (attributes): Rewrite attributes so that type indicates both the
5044 type and the length of the insn directly.
5045 (all insns): Change to use new type attributes.
5046 (debug): New attribute to convey whether -mdebug was used.
5047 (opt_space): New attribute to convey whether -Os was used.
5048 (function units): Loads are 3 cycles, not 2. Better classify all
5049 insns into short/long.
5050 (load/store/extend insns): Add separate case for load/store
5051 indirect operations without an offset.
5052 (divsi3): Division is a long operation, not short.
5054 * m32r.h (LEGITIMATE_LO_SUM_ADDRESS_P): Do not allow LO_SUM for
5056 (GO_IF_MODE_DEPENDENT_ADDRESS): LO_SUM is now mode dependent.
5057 (CONST_OK_FOR_LETTER_P): Make 'N' handle reverse 8 bit compares.
5058 (EXTRA_CONSTRAINT): Remove 'S' special support. Add 'U' for
5059 operands with PRE_{INC,DEC}, POST_INC.
5060 (FUNCTION_PROFILER): Call abort instead of doing nothing.
5061 (GO_IF_LEGITIMATE_ADDRESS): Allow PRE_{INC,DEC}, POST_INC of
5063 (gen_split_move_double): Declare.
5064 (EXTRA_CONSTRAINT): Add 'T' for memory reference with no offset.
5066 * m32r.c (gen_split_move_double): Fix typo. Also, don't call
5067 emit_move_insn, build up SET's directly.
5068 (toplevel): Include system.h, not stdio.h.
5069 (move_double_src_operand): Allow any DF or DI mode constant.
5070 (gen_split_move_double): Split moves of DI or DF values into the
5071 appropriate moves, loads, or stores. Don't handle use of auto
5072 inc/dec if using dead index. Do handle overlapping moves, etc.
5073 (m32r_frame_info): Remove prologue_size field.
5074 (m32r_compute_frame_size): Don't calculate prologue size.
5075 (m32r_output_function_prologue): Change to pretty much a NOP.
5076 (m32r_expand_prologue): Expand prologue as a series of INSNs.
5077 (m32r_print_operand): Add support for PRE_{INC,DEC}, POST_INC.
5078 (m32r_print_operand_address): Ditto.
5080 Fri May 8 14:13:21 1998 H.J. Lu (hjl@gnu.org)
5082 * reload1.c (emit_reload_insns): When performing expensive
5083 optimizations, do not output the last reload insn if OLD is
5084 not the dest of NSN and is in the src and is clobbered by INSN.
5086 Fri May 8 09:47:29 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5088 * Makefile.in (genrtl.o): Depend on system.h.
5089 * gengenrtl.c (gencode): When creating genrtl.c, have it
5092 Fri May 8 10:57:33 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5094 * config/m68k/t-linux: Remove extra stuff already included in
5097 Fri May 8 09:53:24 Paul Eggert <eggert@twinsun.com>
5099 * fixinc.wrap: Renamed from fixinc.math. Put wrapper around
5100 curses.h if it contains `typedef char bool;', as suggested by
5101 Manfred Hollstein <manfred@s-direktnet.de>.
5103 * configure.in: Rename fixinc.math to fixinc.wrap.
5105 Thu May 7 19:26:34 1998 Jim Wilson <wilson@cygnus.com>
5107 * gcc.c (read_specs): Handle missing blank line at end of specs file.
5109 * i386.md (movsicc, movhicc, movsicc_1, movhicc_1, movsfcc_1,
5110 movdfcc_1): Disable.
5112 Thu May 7 15:39:14 1998 Jim Wilson <wilson@cygnus.com>
5114 * configure.in (enable_threads): Rename to enable_threads_flag before
5115 main loop. Set enable_threads to enable_threads_flag inside main
5118 Thu May 7 17:38:03 1998 Michael Meissner <meissner@cygnus.com>
5120 * r6000/eabi.asm (__eabi): Restore LR in case __eabi is called
5123 Thu May 7 14:26:05 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5125 * aclocal.m4 (GCC_FUNC_VFPRINTF_DOPRNT): New macro.
5127 * configure.in: Add a call to GCC_FUNC_VFPRINTF_DOPRNT.
5128 (AC_CHECK_HEADERS): Remove unused check for varargs.h,sys/varargs.h.
5129 (AC_CHECK_FUNCS): Remove unused check for vprintf.
5131 * Makefile.in: Add support for linking in vfprintf.c and doprint.c.
5132 (cccp.o): Depend on gansidecl.h.
5135 * cccp.c: Convert from using PRINTF_ALIST/PRINTF_DCL to VPROTO as
5136 per the rest of gcc source.
5137 * cexp.y: Likewise. Include gansidecl.h and remove all code made
5140 * cccp.c: Remove checks for HAVE_VPRINTF and the associated code
5141 used when vfprintf is missing.
5144 * genattrtab.c: Likewise.
5145 * mips-tfile.c: Likewise.
5146 * toplev.c: Likewise.
5148 * vfprintf.c: New file.
5149 * doprint.c: New file.
5151 Thu May 7 10:18:41 1998 Jeffrey A Law (law@cygnus.com)
5153 * config/linux.h (ASM_COMMENT_START): Remove from here,
5154 * config/linux-aout.h (ASM_COMMENT_START): and here,
5155 * config/i386/linux.h (ASM_COMMENT_START): to here,
5156 * config/i386/linux-aout.h (ASM_COMMENT_START): and here.
5157 * config/i386/linux-oldld.h (ASM_COMMENT_START): Define
5160 Thu May 7 10:55:59 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5162 * config/m68k/m68k.md (adddi3, subdi3): Properly negate the DImode
5165 Wed May 6 22:32:37 CDT 1998 Robert Lipe <robertl@dgii.com>
5167 * Makefile.in (dwarfout.o) Add toplev.h dependency.
5168 * dwarfout.c, i386.c: Include toplev.h
5169 * toplev.h: (pfatal_with_name) Add prototype.
5171 Wed May 6 19:02:29 1998 Jason Merrill <jason@yorick.cygnus.com>
5173 * Makefile.in: Fix .SUFFIXES.
5175 Wed May 6 19:31:32 1998 Alan Modra <alan@spri.levels.unisa.edu.au>
5177 * config/linux.h (ASM_COMMENT_START): Define as "#".
5178 * config/linux-aout.h (ASM_COMMENT_START): Likewise.
5180 Wed May 6 15:51:39 1998 Jim Wilson <wilson@cygnus.com>
5182 * objc/Make-lang.h (objc-parse.o): Add toplev.h dependency.
5183 * objc/objc-parse.y, objc/objc-parse.c: Regenerate.
5185 * toplev.c: Include toplev.h.
5186 * Makefile.in (c-common.o, c-convert.o, c-decl.o, c-iterate.o,
5187 c-lex.o, c-parse.o, c-pragma.o, c-typeck.o, calls.o, convert.o,
5188 dwarf2out.o, except.o, expr.o, final.o, fold-const.o, function.o,
5189 hash.o, profile.o, real.o, reg-stack.o, regclass.o, reload.o,
5190 reload1.o, stmt.o, stor-layout.o, tlink.o, tree.o, varasm.o): Add
5191 toplev.h dependency.
5193 * mips/mips.c (save_restore_insns): Change FRAME_POINTER_REGNUM to
5194 HARD_FRAME_POINTER_REGNUM.
5196 * expr.c (target_temp_slot_level): Delete duplicate definition.
5198 Wed May 6 16:46:01 1998 Jeffrey A Law (law@cygnus.com)
5200 * stmt.c (mark_seen_cases): Make it have external linkage again.
5201 * expr.h (mark_seen_cases): Add declaration, but only when tree.h
5204 * haifa-sched.c (print_value, case SUBREG): Fix typo.
5206 * i386.c (output_387_binary_op): Add some braces to avoid warnings.
5207 * i386.h (REG_CLASS_CONTENTS): Similarly.
5209 * toplev.c (-fsched-max): Delete flag.
5210 (-fsched-interblock-max-blocks,-fsched-interblock-max-insns): Likewise.
5211 * haifa-sched.c: Remove -fsched-max-N, -fsched-interblock-max-blocks-N
5212 and -fsched-interblock-max-insns-N support. Remove INTERBLOCK_DEBUG
5215 * haifa-sched.c (find_rgns): Correctly handle reducible loops with
5216 inner loops which are not reducible.
5218 * loop.c (regs_match_p): Fix typo in prototype.
5220 * regmove.c (try_auto_increment): Wrap declaration inside an
5221 #ifdef AUTO_INC_DEC.
5223 Wed May 6 17:07:47 1998 Michael Meissner <meissner@cygnus.com>
5225 * final.c (output_operand_lossage): Call fatal with the operand
5226 lossage message instead of calling abort.
5228 Wed May 6 15:37:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5230 * c-common.c: Convert to using ctype macros defined in system.h.
5231 * c-lex.c: Likewise.
5233 * collect2.c: Likewise.
5234 * rs6000.c: Likewise.
5235 * cpplib.c: Likewise.
5236 * fix-header.c: Likewise.
5238 * gen-protos.c: Likewise.
5239 * pexecute.c: Likewise.
5240 * protoize.c: Likewise.
5244 * tlink.c: Likewise.
5245 * toplev.c: Likewise.
5247 Wed May 6 14:44:14 1998 Gavin Koch <gavin@cygnus.com>
5249 * config/mips/r3900.h (SUBTARGET_ASM_DEBUGGING_SPEC) :
5250 Replace -gdwarf-2 with -g0.
5252 Wed May 6 11:43:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5254 * Makefile.in (mips-tfile.o, mips-tdump.o): Depend on system.h.
5255 * mips-tdump.c: Include system.h, remove redundant headers.
5256 * mips-tfile.c: Likewise. Also, convert all ctype function calls
5257 to calls of the macro versions defined in system.h.
5259 * objc/Make-lang.in (objc-act.o): Depend on system.h.
5260 * objc/objc-act.c: Include system.h, remove redundant headers.
5262 Wed May 6 11:21:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5264 * configure.in (AC_CHECK_FUNCS): Add isascii.
5265 (GCC_NEED_DECLARATIONS): Add atof.
5267 * system.h: Provide prototypes for abort, atof, atol and sbrk here.
5268 * rtl.c, rtl.h, toplev.c, tree.h: Not here.
5270 Wed May 6 10:52:49 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5272 * system.h: Wrap time.h and sys/file.h in autoconf checks.
5273 Provide default definitions for O_RDONLY and O_WRONLY here.
5275 * cccp.c, cpplib.c, fix-header.c, gcc.c, protoize.c: Not here.
5277 1998-05-06 Mark Mitchell <mmitchell@usa.net>
5279 * tree.h (IS_EXPR_CODE_CLASS): Remove bogus '3'.
5281 Wed May 6 06:35:38 1998 Robert Lipe <robertl@dgii.com>
5283 * toplev.h: New file. Protypes for functions in toplev.c.
5284 * tree.h, rtl.h: Deleted protos for functions in toplev.c.
5285 * c-common.c, c-convert.c, c-decl.c, c-iterate.c, c-lex.c,
5286 c-parse.in, c-parse.y, c-pragma.c, c-typeck.c, calls.c,
5287 convert.c, dwarf2out.c, except.c, expr.c, final.c, fold-const.c,
5288 function.c, hash.c, profile.c, real.c, reg-stack.c, regclass.c,
5289 reload.c, reload1.c, stmt.c, stor-layout.c, tlink.c, tree.c,
5290 varasm.c: include it.
5292 Wed May 6 01:09:01 1998 Jeffrey A Law (law@cygnus.com)
5293 Jim Wilson (wilson@cygnus.com)
5295 * haifa-sched.c (find_rgns): In no_loops case, fix test for leaf
5296 blocks. Check for 1 successor which is the EXIT_BLOCK.
5298 * haifa-sched.c (find_rgns): Detect unreachable blocks, including
5299 unreachable loops with more than one block.
5301 Wed May 6 08:22:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
5303 * fix-header.c (write_rbrac): Add "abort" to functions which need to
5306 Wed May 6 00:09:36 1998 Jeffrey A Law (law@cygnus.com)
5308 * Check in merge from gcc2. See ChangeLog.12 for details.
5310 Tue May 5 14:33:49 1998 Jim Wilson <wilson@cygnus.com>
5312 * c-common.c (scan_char_table): Separate 's' and 'c'. 'c' does not
5313 accept 'a' flag. 'S' does accept 'a' flag.
5314 (check_format_info): When pedantic, warn for m/C/S/a/A formats,
5317 * elf64.h (MULTILIB_DEFAULTS): Move definition after mips.h include.
5319 Tue May 5 10:50:39 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5321 * config/m68k/m68k.h: Declare functions from m68k.c used in
5322 macros and machine description.
5323 (ASM_OUTPUT_LONG_DOUBLE): Always use `l' flag in print format for
5325 (ASM_OUTPUT_FLOAT): Likewise.
5326 (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
5328 Tue May 5 01:28:12 1998 Jason Merrill <jason@yorick.cygnus.com>
5330 * tree.def: Add NAMESPACE_DECL.
5331 * dwarfout.c (type_ok_for_scope): Ignore NAMESPACE_DECLs for now.
5332 * dwarf2out.c (push_decl_scope): Likewise.
5333 (scope_die_for): Likewise.
5334 * tree.c (decl_function_context): Use TREE_CODE_CLASS to determine
5335 how to get next context level.
5337 Tue May 5 01:43:16 1998 Jim Wilson <wilson@cygnus.com>
5339 * i386.c (output_fix_trunc): Add code to emulate non-popping DImode
5342 Tue May 5 01:15:06 1998 Jeffrey A Law (law@cygnus.com)
5344 * h8300.h (ADDITIONAL_REGISTER_NAMES): Add "er" registers.
5346 * reorg.c (fill_slots_from_thread): Update REG_DEAD/REG_UNUSED notes
5347 for any insns skipped at the start of a block because they were
5350 Mon May 4 20:23:51 1998 Jim Wilson <wilson@cygnus.com>
5352 * alpha.h (DBX_CONTIN_LENGTH): Decrease to 3000.
5354 1998-05-04 Ulrich Drepper <drepper@cygnus.com>
5356 * c-common.c (format_char_info): Add new field hhlen.
5357 (print_char_table, scan_char_table, time_char_table): Initialize
5358 hhlen field appropriately.
5359 (char_format_info): Recognize hh modifier and lookup correct char
5362 Mon May 4 19:15:29 1998 Jim Wilson <wilson@cygnus.com>
5364 * expr.c (expand_expr, case INDIRECT_REF): Don't optimize string
5365 reference if this is a store.
5367 Mon May 4 17:25:17 1998 Richard Henderson <rth@cygnus.com>
5369 * sparc.c (output_move_quad): Fix typo in mov_by_64 argument.
5371 Sun May 3 23:57:25 1998 Robert Lipe <robertl@dgii.com>
5373 Make UnixWare 7 bootstrap support work with final shipping product.
5374 * configure.in: (i[34567]86-*-sysv5): append, not overwrite, xm_file.
5375 Pick up xm-siglist and xm-alloca.
5376 (xm_defines): Add USG so dbxout will build.
5377 * configure: Regenerate.
5379 Sun May 3 13:51:34 PDT 1998 Richard Henderson <rth@cygnus.com>
5381 Support for official Sparc V9 ABI:
5382 * sparc.c (sparc_override_options): Force stack bias off for !arch64.
5383 Care for flag_pcc_struct_return default.
5384 (output_move_quad): Rewrite to move by halves on v9 and in the
5386 (move_quad_direction): New function.
5387 (output_fp_move_quad): Use it to determine the direction of copy.
5388 (function_arg_slotno): Return -1 for FP reg overflow as well.
5389 (function_arg_record_value*): New functions.
5390 (function_arg): Use them. Streamline unprototyped parameter passing.
5391 (function_arg_pass_by_reference): Pass TCmode by reference.
5392 (function_value): New function.
5393 * sparc.h (PTRDIFF_TYPE, SIZE_TYPE): For -pedantic's sake, don't use
5394 long long in 64-bit mode.
5395 (RETURN_IN_MEMORY): v9 returns structs < 32-bytes in regs.
5396 (DEFAULT_PCC_STRUCT_RETURN): Make the default detectable.
5397 (BASE_RETURN_VALUE_REG): Consider complex float types for arch64.
5398 (BASE_OUTGOING_VALUE_REG, BASE_PASSING_ARG_REG): Likewise.
5399 (BASE_INCOMING_ARG_REG): Likewise.
5400 (FUNCTION_VALUE): Call function_value.
5401 (FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE): Likewise.
5402 * sparc.md (movdi_sp32_v9): Disable for arch64.
5403 (movsf, movdf, movtf): Sort all ulternatives using fp regs first.
5404 (call_value_address_sp64): Remove register class constraints.
5405 (call_value_symbolic_sp64): Likewise.
5406 (nonlocal_goto): Pass label reg directly to goto_handlers. Constrain
5407 v9 case to 32-bit constants.
5408 (goto_handler_and_restore_v9): Provide a version for arch64.
5409 * sparc/linux64.h (SIZE_TYPE, PTRDIFF_TYPE): Remove private definition.
5410 * sparc/sp64-aout.h (TARGET_DEFAULT): Turn on stack bias.
5411 (CPP_PREDEFINES): New.
5412 * sparc/sp64-elf.h: Likewise.
5413 (PREFERRED_DEBUGGING_TYPE): Dwarf2.
5414 (ASM_OUTPUT_DWARF2_ADDR_CONST): New.
5415 * sparc/sysv4.h (SIZE_TYPE, PTRDIFF_TYPE): Undo svr4.h's changes.
5417 Sat May 2 17:47:17 PDT 1998 Jeff Law (law@cygnus.com)
5419 * version.c: Bump for snapshot.
5421 Sat May 2 01:37:29 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5423 * reload.c (find_reloads): Emit USEs to mark where a pseudo
5424 is reloaded with the MEM of its stack slot.
5425 * reload1.c (cannot_omit_stores): Delete.
5426 (reload): Don't initialize it.
5427 Don't apply avoid_return_reg logic to USEs.
5428 When done, remove USEs that have a REG_EQUAL note on them.
5429 (emit_reload_insns): Handle case where we have inherited a MEM.
5430 (choose_reload_regs): Likewise.
5431 (delete_output_reload): Don't use cannot_omit_stores.
5433 Thu Apr 30 18:59:03 1998 Jim Wilson <wilson@cygnus.com>
5435 * Makefile.in (cpp.info, gcc.info): Put -o option before input file.
5437 Thu Apr 30 16:57:34 1998 Michael Meissner <meissner@cygnus.com>
5439 * haifa-sched.c (print_{exp,value}): Various changes to make the
5440 debug output easier to read. Also, use only one buffer, and make
5441 sure the buffer we are passed in doesn't overflow.
5442 (safe_concat): Concatenate to a buffer without overflow.
5444 Thu Apr 30 16:57:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5446 * haifa-sched.c (alloc_{INSN,EXPR}_LIST): Make static to agree
5449 Wed Apr 29 21:45:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5451 * sched.c (new_insn_dead_notes): Check if the register was
5452 used in the original instruction.
5453 * haifa-sched.c (new_insn_dead_notes): Likewise.
5455 Wed Apr 29 13:46:03 1998 Jim Wilson <wilson@cygnus.com>
5457 * dwarf2out.c (scope_die_for): If could not find proper scope,
5458 check for and handle tagged type with incorrect TYPE_CONTEXT.
5460 Wed Apr 29 15:34:40 1998 John Carr <jfc@mit.edu>
5462 * calls.c (expand_call): Fix recognition of C++ operator new.
5464 * alias.c (mode_alias_check): Disable type based alias detection.
5466 Wed Apr 29 15:06:42 1998 Gavin Koch <gavin@cygnus.com>
5468 * config/mips/elf.h (ASM_OUTPUT_DEF,ASM_WEAKEN_LABEL,
5469 ASM_OUTPUT_WEAK_ALIAS): Define.
5470 * config/mips/elf64.h: Same.
5471 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
5472 ASM_WEAKEN_LABEL): Removed.
5474 Wed Apr 29 10:53:29 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5476 * calls.c (expand_call): Bump the length limit on the specially
5477 recognized function names to 17.
5479 Tue Apr 28 17:53:33 1998 Jim Wilson <wilson@cygnus.com>
5481 * ginclude/stddef.h: Add check for _MACHINE_ANSI_H_ for BSD/OS
5482 when undefining macros at the end.
5484 * expr.c (expand_builtin, case BUILT_IN_MEMSET): Break if either
5485 val or len has TREE_SIDE_EFFECTS set.
5487 * sparc.md (mulsidi3): Call const v8plus and v8plus routines.
5488 (mulsidi3_v8plus, const_mulsidi3_v8plus): Delete asterisk from name.
5489 (smuldi3_highpart): Call const v8plus routine.
5490 (smulsi3_highpart_v8plus): Renamed from smulsidi3_highpart_v8plus.
5491 (const_smulsi3_highpart_v8plus): New pattern.
5492 (smulsi3_highpart_sp32): Renamed from smulsidi3_highpart_sp32.
5493 (umulsidi3): Call const v8plus routine.
5494 (umulsi3_highpart): Handle const before v8plus. Call const v8plus
5496 (umulsi3_highpart_v8plus): Renamed from umulsidi3_highpart_v8plus.
5497 (umulsi3_highpart_sp32): Renamed from umulsidi3_highpart_sp32.
5499 Tue Apr 28 08:55:26 1998 Michael Meissner <meissner@cygnus.com>
5501 * m32r.c (*_oper{and|ator}): Change enum arguments and return
5502 values to int, so they can be prototyped even in files that don't
5504 ({small,large}_insn_p): Ditto.
5505 (m32r_select_cc_mode): Ditto.
5506 (gen_compare): Ditto.
5507 (function_arg_partial_nregs): Ditto.
5508 (m32r_setup_incoming_varargs): Ditto.
5509 (init_reg_tables): Add prototype.
5510 (m32r_frame_info): Add prolog_size field.
5511 (m32r_compute_frame_size): Calculate the size of the prologue.
5512 (m32r_first_insn_address): Return prologue size.
5513 (m32r_output_function_prologue): Calculate frame size before
5514 printing out information. Print out the prologue size.
5516 * m32r.h: Prototype all functions in m32r.c.
5517 (FIRST_INSN_ADDRESS): Declare, returning prologue size.
5519 * m32r.md (bcc functions): Cast enum's to int.
5521 * m32r.c (conditional_move_operand): Silence a debug message.
5522 ({small,long}_insn): New predicates.
5524 * m32r.h (TARGET_M32R): New macro.
5525 (PREDICATE_CODES): Rearrange somewhat, add small_insn/long_insn.
5526 (HAIFA_P): Define as 1/0 depending on whether the Haifa scheduler
5528 (ISSUE_RATE): Define as 2.
5530 * m32r.md (insn_size): New attribute.
5531 ({,rev_}branch_insn): Add .s qualifier to branches believed to be
5533 (m32r): New attribute.
5535 * configure.in (enable_haifa): Switch m32r to Haifa by default.
5536 * configure: Regenerate.
5538 (Changes from Nick Clifton <nickc@cygnus.com>)
5539 * m32r.h (EXTRA_CONSTRAINT): Implement 'S' constraint to perfoirm
5540 the equivalent of a negated 'I' constraint.
5541 (PRESERVE_DEATH_INFO_REGNO_P): Define in order to allow peephole
5542 optimisation to work.
5544 * m32r.md (cmp_ne_small_const_insn): Use 'S' constriant rather
5545 than 'I' since the value is negated.
5546 (peephole): Add peephole optimisation to cope with optimization of
5547 divide and subtracts of the same operands.
5549 * m32r.c zero_and_one, emit_cond_move): Add support for MVFC.
5553 * m32r.h (PREDICATE_CODES): Add declaration of machine specific
5556 Tue Apr 28 07:25:53 1998 Manfred Hollstein <manfred@s-direktnet.de>
5558 * Makefile.in (libgcc2.ready): Revert last patch (Apr 24).
5560 Mon Apr 27 18:39:47 1998 Nick Clifton <nickc@cygnus.com>
5562 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Check against
5563 frame_pointer_rtx not FRAME_POINTER_REGNUM.
5565 Mon Apr 27 18:36:28 1998 Jim Wilson <wilson@cygnus.com>
5567 * reg-stack.c: Revert last patch (Apr 20).
5568 (convert_regs): Set insn to PREV_INSN (next) after do while loop.
5570 * m68k/lb1sf68.asm (Laddsf$3): Fix typos in mcf5200 exg code.
5572 * loop.c (check_dbra_loop): New locals jump, first_compare, and
5573 compare_and_branch. Call get_condition to set first_compare.
5574 Set compare_and_branch to number of compare/branch instructions.
5575 Replace PREV_INSN (PREV_INSN (loop_end)) with first_compare.
5576 Replace '2' with compare_and_branch.
5578 Mon Apr 27 15:53:30 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
5580 * cplus-dem.c (demangle_qualified): Replace missing else.
5582 Mon Apr 27 20:22:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5584 * sh.c (gen_ashift_hi): Don't make SUBREG of a SUBREG.
5586 Mon Apr 27 18:23:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5588 * sh.c (sh_expand_prologue, sh_expand_epilogue):
5589 If TARGET_DOUBLE_ALIGN, preserve 64 bit stack alignment.
5590 * sh.h (STACK_BOUNDARY): Likewise.
5592 Mon Apr 27 17:22:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5594 * sh.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
5596 Mon Apr 27 08:55:23 1998 Michael Meissner <meissner@cygnus.com>
5598 * system.h (abort): If abort is not defined, and neither is
5599 USE_SYSTEM_ABORT, redefine abort to call fprintf and exit,
5600 reporting the line and filename of the error.
5602 * .gdbinit: Add breakpoints on exit and fancy_abort.
5604 * final.c (split_double): Avoid a compiler warning if
5605 BITS_PER_WORD is less than or equal to HOST_BIT_PER_WIDE_INT.
5607 * rtl.h (JUMP_{CROSS_JUMP,NOOP_MOVES,AFTER_REGSCAN}): New macros
5608 for calling jump_optimize.
5610 * toplev.c (rest_of_compilation): Call jump_optimize using JUMP_*
5611 macros, rather than 0/1's.
5613 Sun Apr 26 23:19:10 1998 Richard Henderson <rth@cygnus.com>
5615 * alpha.h (CONST_COSTS): Zero is always free.
5616 (RTX_COSTS): Add EV6 costs. Abort if alpha_cpu is unknown.
5618 Sun Apr 26 15:38:50 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5620 * cplus-dem.c (gnu_special): Fix off-by-one bug when checking the
5621 length in the name of a virtual table.
5623 Sun Apr 26 01:21:06 1998 Richard Henderson <rth@cygnus.com>
5625 * alpha.c (print_operand): Don't add 'v' suffix for ALPHA_FPTM_N.
5627 Sat Apr 25 22:11:38 PDT 1998 Jeff Law (law@cygnus.com)
5629 * version.c: Bump for snapshot.
5631 Sat Apr 25 17:17:15 1998 Jeffrey A Law (law@cygnus.com)
5633 * fold-const.c (fold_convert): Fix typo.
5635 Sat Apr 25 17:55:54 1998 John Carr <jfc@mit.edu>
5637 * alias.c (alias_invariant): New variable.
5638 (record_base_value): New argument INVARIANT.
5639 (memrefs_conflict_p): If a register has an entry in the alias_invariant
5640 array, try substituting that value for the register.
5642 * rtl.h: Declare record_base_value.
5644 * loop.c, unroll.c: Update callers of record_base_value.
5646 * alias.c (find_base_value, find_base_term): SIGN_EXTEND and
5647 ZERO_EXTEND do not affect base values.
5649 Fri Apr 24 15:57:02 1998 Jeffrey A Law (law@cygnus.com)
5651 * dbxout.c (dbxout_type): Fix typo.
5652 (dbxout_range_type): Another HOST_WIDE_INT_PRINT_DEC fix.
5654 * configure.in: Use CC_FOR_BUILD, not BUILD_CC.
5656 Fri Apr 24 16:11:47 1998 John Carr <jfc@mit.edu>
5658 * expr.c (expand_builtin, case MEMSET): Set MEM_IN_STRUCT_P
5659 if the argument is the address of a structure or array.
5661 * configure.in: Enable Haifa scheduler by default for SPARC.
5663 Fri Apr 24 20:55:47 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5665 * cse.c (cse_set_around_loop): Don't do optimization when
5666 new pseudos are created.
5668 Fri Apr 24 11:00:18 1998 Jeffrey A Law (law@cygnus.com)
5670 * dbxout.c (dbxout_type_fields): Use HOST_WIDE_INT_PRINT_DEC
5672 (dbxout_type_method_1, dbxout_type): Likewise.
5673 (print_int_cst_octal, print_octal, dbxout_symbol): Likewise.
5674 (dbxout_type): Fix check for when to print a type range in
5677 Fri Apr 24 16:45:03 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5679 * (gen_shl_and, in case 1): Fix comparison with mask.
5681 Fri Apr 24 06:46:40 1998 Nick Clifton <nickc@cygnus.com>
5683 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow frame
5684 pointer as second register in REG+REG pair.
5686 Fri Apr 24 09:22:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5688 * c-common.c (check_format_info): Don't check for the 'x' format
5689 character twice, instead check for 'x' and 'X'
5691 Fri Apr 24 08:02:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
5693 * Makefile.in (libgcc2.ready): Add explicit dependancy from
5694 $(STMP_FIXPROTO) to ensure all necessary include files have
5695 been created and to guarantee proper parallel builds.
5697 Fri Apr 24 04:42:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5699 * sh.c (sh_expand_prologue, in !SH3E code): Don't push an extra
5700 register for stdarg functions.
5701 * sh.h (current_function_varargs): Declare.
5702 (FUNCTION_ARG): Ignore NAMED for stdarg functions.
5704 1998-04-23 Jim Wilson <wilson@cygnus.com>
5706 * frame.c, libgcc2.c (stdlib.h, unistd.h): Don't include when
5707 inhibit_libc is defined.
5709 * c-aux-info.c (gen_type): Use DECL_NAME only for TYPE_DECL.
5711 Thu Apr 23 19:09:33 1998 Jim Wilson <wilson@cygnus.com>
5713 * profile.c (tablejump_entry_p): New function.
5714 (branch_prob): Add code to recognize MIPS tablejump entry branch.
5715 Use tablejump_entry_p in MIPS and HPPA tablejump checking code.
5717 Thu Apr 23 15:01:13 1998 Nick Clifton <nickc@cygnus.com>
5719 * config/arm/arm.c (find_barrier): Return as soon as a barrier is
5720 found, rather than at end of the loop, after the insn has been
5723 Thu Apr 23 20:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5725 * sh.c (gen_ashift_hi): Implement right shifts via gen_ashift.
5726 * sh.md (ashrhi3_k, lshrhi3_k, lshrhi3_m, lshrhi3, lshrhi3+1): Delete.
5728 Wed Apr 22 17:07:35 1998 Michael Meissner <meissner@cygnus.com>
5730 * loop.c (note_addr_stored): Correct function to take 2 arguments,
5733 * rtl.def (MATCH_INSN2): Add new matching pattern.
5734 * genrecog.c (add_to_sequence): Support MATCH_INSN2.
5736 Wed Apr 22 15:52:22 1998 John Carr <jfc@mit.edu>
5738 * emit-rtl.c (gen_highpart): The high part of a CONST_INT is not zero
5739 if HOST_BITS_PER_WIDE_INT is larger than BITS_PER_WORD.
5741 * final.c (split_double): Sign extend both halves of a split CONST_INT.
5743 Wed Apr 22 10:42:45 1998 Jeffrey A Law (law@cygnus.com)
5745 * mips.c (compute_frame_size): Change only argument to a HOST_WIDE_INT.
5747 Wed Apr 22 10:53:49 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
5749 * cplus-dem.c (struct work stuff): Add field for B and K mangle codes.
5750 (cplus_demangle_opname): Call mop_up_squangle.
5751 (cplus_demangle): Initialize squangle info, then call
5752 internal_cplus_demangle. (Most code moved there as well)
5753 (internal_cplus_demangle): New function, performs most of what use
5754 to be done in cplus_demangle, but is only called with this file.
5755 (squangle_mop_up): New function to clean up B and K code data.
5756 (mop_up): set pointers to NULL after freeing.
5757 (demangle_signature, demangle_template, demangle_class): Add
5758 switch elements to handle K and B codes.
5759 (demangle_prefix, gnu_special, demangle_qualified): Add
5760 code to handle K and B codes.
5761 (do_type, demangle_fund_type): Handle B and K codes.
5762 (remember_Ktype): New function to store K info.
5763 (register_Btype, remember_Btype): New functions for B codes.
5764 (forget_B_and_K_types): New function to destroy B and K info.
5766 1998-04-21 Jim Wilson <wilson@cygnus.com>
5768 * stmt.c (check_seenlabel): When search for line number note for
5769 warning, handle case where there is no such note.
5771 Tue Apr 21 20:48:37 1998 John Carr <jfc@mit.edu>
5773 * genemit.c (gen_exp): Allow machine description to set mode of
5776 Tue Apr 21 16:36:01 1998 John Carr <jfc@mit.edu>
5778 * alias.c (mode_alias_check): New function.
5779 (true_dependence, anti_dependence, output_dependence): Call
5782 Tue Apr 21 12:05:32 1998 Jeffrey A Law (law@cygnus.com)
5784 * mips.h (STACK_BOUNDARY): Allow specific targets to override.
5785 (MIPS_STACK_ALIGN): Similarly.
5787 * c-common.c (type_for_mode): Handle TI types.
5788 * c-decl.c (intTI_type_node, unsigned_int_TI_type_node): Define.
5789 (init_decl_processing): Handle TI types.
5790 * c-tree.h (intTI_type_node, unsigned_int_TI_type_node): Declare.
5792 * mips.c (block_move_loop): Test Pmode == DImode instead of
5794 (expand_block_move, save_restore_insns): Likewise.
5795 (function_prologue, mips_expand_prologue): Likewise.
5796 (mips_expand_epilogue): Likewise.
5797 * mips.h (POINTER_SIZE): Allow specific targets to override.
5798 (Pmode): Allow specific targets to override.
5799 (FUNCTION_PROFILER): Test Pmode == DImode instead of TARGET_MIPS64
5800 (POINTER_BOUNDARY, FUNCTION_MODE): Likewise.
5801 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise.
5802 (TRAMPOLINE_ALIGNMENT, INITIALIZE_TRAMPOLINE): Likewise.
5803 (CASE_VECTOR_MODE, ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
5804 (ASM_OUTPUT_ADDR_DIFF_ELT, SIZE_TYPE, PTRDIFF_TYPE): Likewise.
5805 * mips.md (indirect, tablejump & casesi support): Test for
5806 Pmode == DImode instead of TARGET_MIPS64.
5807 (call patterns): Likewise.
5809 Tue Apr 21 09:43:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5811 * objc/sendmsg.c: Define gen_rtx_MEM() to 1, as is already done
5812 for gen_rtx(MEM, ...).
5814 Tue Apr 21 02:15:36 1998 Richard Henderson <rth@cygnus.com>
5816 * sparc.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Rewrite
5817 to not be so gross, and to properly function with PIC.
5819 Mon Apr 20 20:44:25 1998 Jim Wilson <wilson@cygnus.com>
5821 * frame.c (heapsort): Rename to frame_heapsort.
5823 * gcc.c (do_spec_1, case '['): Move flag out of loop and initialize it.
5825 Mon Apr 20 12:43:09 1998 Doug Evans <devans@canuck.cygnus.com>
5827 * flow.c (sbitmap_vector_alloc): Ensure sbitmaps properly aligned.
5829 Mon Apr 20 15:04:14 1998 John Wehle (john@feith.com)
5831 * i386.md (movsf_push, movdf_push, movxf_push): Allow memory
5832 operands during and after reload.
5834 Mon Apr 20 22:37:50 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5836 * final.c (shorten_branches, init_insn_lengths): Move code
5837 to free label_align, uid_shuid, insn_lengths, insn_addresses
5838 and uid_align from the former function into the latter one;
5839 Add code to clear these variables.
5840 * sh.h (label_align): Remove declaration.
5842 Mon Apr 20 14:48:29 1998 Michael Meissner <meissner@cygnus.com>
5844 * gcc.c (lang_specific_driver): Declare prototype properly so
5845 fatal can be passed to it without error.
5847 * configure.in (AC_CHECK_FUNCS): Check for strchr and strrchr.
5848 * configure: Regenerate.
5849 * config.in: Add #undef's for strchr and strrchr.
5851 * protoize.c (toplevel): If we have rindex, but not strrchr, map
5853 (file_could_be_converted): Use strrchr, not rindex since rindex is
5854 not defined on Linux systems when _POSIX_SOURCE is defined.
5855 (file_normally_convertible): Ditto.
5856 (process_aux_info_file): Ditto.
5859 * rs6000.md (mov{sf,df} define_splits): When splitting a move of
5860 a constant to an integer register, don't split the insns that do
5861 the simple AND and OR operations, rather just split each word, and
5862 let the normal movsi define split handle it further.
5864 Mon Apr 20 18:19:40 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5866 * sh.c (find_barrier): Fix bug in ADDR_DIFF_VEC handling.
5867 (split_branches): Call init_insn_lengths.
5869 Mon Apr 20 07:37:49 1998 Michael Meissner <meissner@cygnus.com>
5871 * i386.c: Include expr.h to get the change_address prototype
5874 Mon Apr 20 01:00:05 1998 H.J. Lu (hjl@gnu.org)
5876 * reg-stack.c (subst_asm_stack_regs): Change to return the last
5877 new insn generated by this function.
5878 (subst_stack_regs): Likewise.
5879 (convert_regs): Record the last newly generated insn and use
5880 it for change_stack () instead of INSN.
5882 Sun Apr 19 15:41:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
5884 * fix-header.c (enum special_file): Undefine enumerators if they
5885 are already defined by include files.
5886 * fixproto (rel_source_file in unistd.h stdlib.h): Prefix file protection
5887 macro with '__' to not pollute user namespace.
5889 Sun Apr 19 02:42:06 1998 Richard Henderson <rth@cygnus.com>
5891 * haifa-sched.c (queue_to_ready): Fix typo in prototype.
5893 Sat Apr 18 23:52:35 PDT 1998 Jeff Law (law@cygnus.com)
5895 * version.c: Bump for snapshot.
5897 Sat Apr 18 18:30:22 1998 Jim Wilson <wilson@cygnus.com>
5899 * i386.md (fix_truncsfdi2+[123]): Add + to operand 1 constraints.
5901 * i386.h (CPP_CPU_DEFAULT): Renamed to CPP_CPU_DEFAULT_SPEC.
5902 Add missing -Dpentium* options.
5903 (CPP_CPU_SPEC): Delete redundant definition. Include cpp_cpu_default
5904 instead of CPP_CPU_DEFAULT.
5905 (EXTRA_SPECS): Add entry for cpp_cpu_default.
5907 Sat Apr 18 19:06:59 1998 David Edelsohn <edelsohn@mhpcc.edu>
5909 * rs6000.md (floatsidf2_loadaddr): rs6000_fpmem_offset will be
5910 negative in a stackless frame.
5911 * rs6000.c (rs6000_stack_info): Don't include fixed-size link area
5912 in stackless frame size. Support 64-bit stackless frame size.
5913 Combine fpmem offset calculations and don't add total_size to
5914 offset if not pushing a stack frame.
5916 Sat Apr 18 15:41:16 1998 Jim Wilson <wilson@cygnus.com>
5918 * regmove.c (fixup_match_1): In three places, in flag_exceptions
5919 check, change p to q.
5921 Sat Apr 18 15:30:49 1998 Jim Wilson <wilson@cygnus.com>
5923 * gcc.c (lang_specific_driver): Add new parm type to prototype.
5924 (added_libraries): New file scope static variable.
5925 (process_command): Initialize added_libraries. Pass it to
5926 lang_specific_driver.
5927 (main): Use added_libraries in check for no input files.
5929 Sat Apr 18 01:23:11 1998 John Carr <jfc@mit.edu>
5931 * sparc.c, sparc.h, sparc.md, sol2.h: Many changes related to V9
5932 code generation. Use 64 bit instructions in 32 bit mode when
5933 possible. Use V9 return instruction. UltraSPARC optimizations.
5935 * sparc.h: Change gen_rtx (CODE to gen_rtx_CODE (.
5937 Fri Apr 17 22:38:17 1998 Jeffrey A Law (law@cygnus.com)
5939 * global.c (global_alloc): Don't pass HARD_CONST (0) to find_reg,
5940 just pass zero. That will work regardless of the size of HARD_REG_SET.
5942 * libgcc2.c (__floatdisf): Fix a couple typos.
5944 Fri Apr 17 17:28:26 1998 Jim Wilson <wilson@cygnus.com>
5946 * Makefile.in (mostlyclean): Delete *.mach and *.bp files.
5948 Fri Apr 17 16:35:35 1998 Greg McGary <gkm@gnu.org>
5950 * emit-rtl.c (gen_highpart): initialize `word' properly for pseudo.
5952 Fri Apr 17 14:30:37 1998 John Carr <jfc@mit.edu>
5954 * emit-rtl.c (operand_subword_force): If a register can not be
5955 accessed by words, copy it to a pseudo register.
5957 Fri Apr 17 14:30:37 1998 Jim Wilson <wilson@cygnus.com>
5959 * rs6000/vxppc.h (CPP_SPEC): Add support for mrelocatable*.
5961 Fri Apr 17 17:01:25 1998 Michael Meissner <meissner@cygnus.com>
5963 * tree.h (mark_seen_cases): Delete declaration.
5965 Fri Apr 17 13:32:20 1998 Jeffrey A Law (law@cygnus.com)
5967 * stmt.c (mark_seen_cases): Make static and add prototype.
5969 Fri Apr 17 11:21:43 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5971 * frame.c: Include stdlib.h and unistd.h to possibly get various
5972 function prototypes. The fixproto script guarantees these header
5973 files exist on the target system.
5974 * libgcc2.c: Likewise.
5976 * gthr-single.h (__gthread_mutex_lock, __gthread_mutex_trylock,
5977 __gthread_mutex_unlock): Add __attribute__ ((__unused__)) to the
5978 function parameters.
5979 * libgcc2.c (__udiv_w_sdiv): Likewise.
5981 Thu Apr 16 22:41:02 1998 Jeffrey A Law (law@cygnus.com)
5983 * varasm.c (asm_output_bss): Add prototype.
5984 (asm_output_aligned_bss): Likewise.
5986 * unroll.c (verify_addresses): Add prototype.
5988 * toplev.c: Add many prototypes. Too many to mention here.
5990 * stmt.c (check_seenlabel): Add prototype.
5992 * rtlanal.c (reg_set_p_1): Add prototype.
5993 (reg_set_last_1): Likewise.
5995 * reorg.c (find_dead_or_set_registers): Add prototype.
5997 * regmove (try_auto_increment): Add prototype.
5999 * reg-stack.c (pop_stack): Add prototype.
6001 * recog.c (validate_replace_rtx_1): Add prototype.
6002 (find_cosntant_term_loc): Likewise.
6004 * loop.c (regs_patch_p): Add prototype.
6005 (add_label_notes, count_nonfixed_reads): Likewise.
6006 (find_single_use_in_loop): Likewise.
6007 (express_from): Surround prototype with #ifdef.
6008 (giv_sort): Similarly.
6010 * jump.c (mark_modified_reg): Add prototype.
6012 * haifa-sched.c (is_prisky): Add prototype.
6013 (queue_to_ready): Likewise.
6015 * genextract.c (gen_insn): Add prototype.
6017 * genemit.c (max_operand_1): Add prototype.
6018 (max_operand_vec, print_code, gen_exp, gen_insn): Likewise.
6019 (gen_expand, gen_explit, output_add_clobbers): Likewise.
6020 (output_init_mov_optab): Likewise.
6022 * genattrtab.c (attr_hash_add_rtx): Add prototype.
6023 (attr_hash_add_string, write_length_unit_log): Likewise.
6025 * genattr.c (init_range): Add prototype.
6027 * combine.c (sets_function_arg_p): Add prototype.
6029 * expr.c (store_constructor_field): Add prototype.
6030 (get_memory_usage_from_modifier): Likewise
6032 * expmed.c (synth_mult): Add prototype.
6033 (choose_multiplier, invert_mod2n): Likewise.
6035 * except.c (push_eh_entry): Add prototype.
6036 (pop_eh_entry, enqueue_eh_entry, dequeu_eh_entry): Likewise.
6037 (call_get_eh_context, start_dynamic_cleanup): Likewise.
6038 (start_dynamic_handler, can_throw): Likewise.
6039 (output_exception_table_entry, scan_region): Likewise.
6040 (eh_regs, set_insn_eh_region): Likewise.
6042 * dwarfout.c (decl_class_context): Add prototype.
6043 (output_inheritance_die, type_ok_for_scope): Likewise.
6045 * c-lex.c (skip_white_space_on_line): Add prototype.
6047 * alias.c (record_set): Add prototype.
6048 (find_base_term, base_alias_check): Likewise.
6050 * function.c (assign_outer_stack_local): Make static and add prototype.
6052 * haifa-sched.c (build_control_flow): Accept raw data as inputs
6053 instead of computing it locally. Callers changed.
6054 (find_rgns): Several new arguments. Callers changed.
6055 Generally clean up and comment better. Use dominators to
6056 identify reducible loops. Convert some flag arrays to bitmaps.
6057 Convert most of the code to work on pred/succ lists instead of
6058 an edge table. Add comments for future improvements.
6059 (schedule_insns): Allocate temporary tables for flow data, call
6060 routines to compute flow data and pass it along to children as
6062 (debug_control_flow): Delete. Use dump_bb_data instead.
6064 * basic-block.h (compute_dominators): Declare.
6066 * flow.c (dump_sbitmap, dump_sbitmap_vector): New debugging
6068 * basic-block.h: Declare them.
6070 Thu Apr 16 13:45:51 1998 Jim Wilson <wilson@cygnus.com>
6072 * reg-stack.c (constrain_asm_operands): Set n_alternatives to zero if
6075 Wed Apr 15 11:33:09 1998 Alexandre Petit-Bianco <apbianco@sendai.cygnus.com>
6077 * tree.c (build_expr_wfl): Use NULL_TREE if the file name is NULL.
6078 Propagate TREE_SIDE_EFFECTS and TREE_TYPE iff the encapsulated
6079 node is non NULL. Cache last file name and file name identifier node.
6081 1998-04-15 Mark Mitchell <mmitchell@usa.net>
6083 * c-common.c (declare_hidden_char_array): Use TYPE_DOMAIN to get
6084 the length of an array, not TREE_TYPE.
6086 Wed Apr 15 15:31:34 1998 Jeffrey A Law (law@cygnus.com)
6088 * flow.c (sbitmap_union_of_successors): New function.
6089 * basic-block.h (sbitmap_union_of_successors): Declare it.
6091 Wed Apr 15 12:38:03 1998 Jim Wilson <wilson@cygnus.com>
6093 * configure.in (gnu_ld): Rename to gnu_ld_flag before main loop.
6094 Set gnu_ld to gnu_ld_flag inside main loop.
6097 Wed Apr 15 14:50:05 1998 Dave Brolley <brolley@cygnus.com>
6099 * toplev.c (compile_file): Call init_parse using new interface.
6100 (init_lex): Remove declaration.
6102 * c-lex.c (init_parse): Now returns char* containing filename.
6104 Wed Apr 15 12:37:10 1998 Jeffrey A Law (law@cygnus.com)
6106 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing if not optimizing.
6108 Wed Apr 15 12:10:18 1998 Michael Meissner <meissner@cygnus.com>
6110 * Makefile.in (gen{config,flags,codes,emit}): Link in host print-rtl.o.
6111 (gen{extract,peep,opinit,output}): Ditto.
6113 * gen{attr,codes,config,emit,output}.c (insn_attr_name): Provide a
6114 global definition so print-rtl.o can be linked in.
6115 * gen{peep,recog}.c (insn_attr_name): Ditto.
6117 Tue Apr 14 07:30:57 1998 K. Richard Pixley <rich@kyoto.noir.com>
6119 * fixincludes: discard empty C++ comments, as found in sys/time.h
6122 Wed Apr 15 10:47:21 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6124 * config/m68k/m68k.md (adddi3, subdi3): Optimize for constant
6127 Wed Apr 15 01:21:21 1998 Jeffrey A Law (law@cygnus.com)
6129 * emit-rtl.c (operand_subword): Rework slightly to avoid
6130 bogus warning from previous change.
6132 Tue Apr 14 23:39:13 1998 Richard Henderson <rth@cygnus.com>
6134 * alpha.md: Revert Oct 27 change, as it is superceeded by Kenner's
6135 Nov 8 find_replacement change. Move decls of get_unaligned_address
6136 * alpha.h: ... here.
6138 Tue Apr 14 22:00:39 1998 John Carr <jfc@mit.edu>
6140 * function.c (assign_parms): Initialize unsignedp before passing
6141 its pointer to promote_mode.
6143 * genattrtab.c (check_attr_test): Handle MATCH_INSN like MATCH_OPERAND.
6144 (write_test_expr): Allow MATCH_INSN.
6146 Tue Apr 14 21:57:57 1998 Paul Eggert <eggert@twinsun.com>
6148 * install.texi: Update section on warnings that can be safely ignored.
6150 Tue Apr 14 14:55:16 1998 Jim Wilson <wilson@cygnus.com>
6152 * mips.md (reload_outdi): Change the scratch mode from DImode to
6153 TImode. New variable scratch, used instead of operand[2] in template.
6154 Add code for MIPS16 HILO_REGNUM case where output reg is not M16_REG_P.
6156 Tue Apr 14 16:19:03 1998 Michael Meissner <meissner@cygnus.com>
6158 * expr.c (MOVE_RATIO): Set to 3 if optimizing for space.
6160 Tue Apr 14 11:31:28 1998 Krister Walfridsson <cato@df.lth.se>
6162 * i386/bsd386.h (ASM_OUTPUT_ALIGN): Redefine.
6164 Tue Apr 14 09:02:32 1998 Jeffrey A Law (law@cygnus.com)
6166 * svr4.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6167 (ASM_FINISH_DECLARE_OBJECT): Likewise.
6169 * Idea and part of the patch from HJ.
6170 * Makefile.in: auto-host.h renamed from auto-config.h. All references
6172 (distclean): Remove auto-build.h too.
6173 * configure.in: Rename host autoconf generated file to auto-host.h.
6174 If host != build, then run autoconf to generate auto-build.h for
6175 the build machine and include it in build_xm_files.
6176 Check for wait.h and sys/wait.h.
6178 * combine.c (simplify_rtx, case TRUNCATE): Respect value of
6179 TRULY_NOOP_TRUNCATION.
6181 Mon Apr 13 11:31:49 1998 Jason Merrill <jason@yorick.cygnus.com>
6183 * tree.h (BINFO_OFFSET_ZEROP): Use integer_zerop.
6185 Sun Apr 12 20:55:32 1998 Catherine Moore <clm@cygnus.com>
6187 * invoke.texi (ld options) Include memset requirements
6188 for options -nodstdlib and -nodefaultlibs.
6190 1998-04-12 Paul Eggert <eggert@twinsun.com>
6192 This change is from an idea suggested by Arthur David Olson.
6194 * c-common.c (decl_attributes, record_function_format,
6195 check_format_info, init_function_format_info):
6196 Add support for strftime format checking.
6197 (enum format_type): New type.
6198 (record_function_format): Now static, and takes value of type
6199 enum format_type instead of int.
6200 (time_char_table): New constant.
6201 (struct function_format_info): format_type member renamed from is_scan.
6202 (check_format_info): Use `warning' rather than sprintf followed by
6203 `warning', to avoid mishandling `%' in warnings.
6204 Change `pedwarn' to `warning', since these warnings do not necessarily
6205 mean the program does not conform to the C Standard, as the code
6206 need not be executed.
6208 * c-tree.h (record_function_format): Remove decl; no longer extern.
6210 * extend.texi: Add documentation for strftime format checking.
6212 Sun Apr 12 20:23:03 1998 Jeffrey A Law (law@cygnus.com)
6214 * mips/ecoffl.h: Do not include mips.h.
6215 * mips/elf.h: Likewise.
6217 * configure.in (mips-*-ecoff): Do not mention mips/mips.h in tm_files.
6218 * mips/ecoff.h: Include "mips/mips.h".
6220 Sat Apr 11 22:42:54 PDT 1998 Jeff Law (law@cygnus.com)
6222 * version.c: Bump for snapshot.
6224 Sat Apr 11 01:24:28 1998 Jeffrey A Law (law@cygnus.com)
6226 * cse.c (count_reg_usage): Correctly handle REG_NONNEG notes.
6227 (delete_trivially_dead_insns): Renamed from delete_dead_from_cse.
6228 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns instead of delete_dead_from_cse. Also call delete_trivially_dead_insns
6229 between loop optimization passes.
6230 * rtl.h: Updated appropriately.
6232 Fri Apr 10 22:28:32 1998 Jeffrey A Law (law@cygnus.com)
6234 Reinstall this patch from Jason.
6235 * function.c (push_function_context_to): Don't call init_emit.
6237 Fri Apr 10 13:40:20 1998 Nick Clifton <nickc@cygnus.com>
6239 * rtl.c (read_skip_spaces): Prevent infinite loops upon
6240 encountering unterminated comments.
6242 Fri Apr 10 10:43:41 1998 Jeffrey A Law (law@cygnus.com)
6244 * emit-rtl.c (operand_subword): Properly handle CONST_INTs for
6247 * configure.in: Handle --with-fast-fixincludes.
6248 (fixincludes): If --with-fast-fixincludes, then use a different
6249 fixincludes program by default.
6250 * Makefile.in (fixinc.sh): New rule.
6252 Fri Apr 10 00:36:31 1998 H.J. Lu (hjl@gnu.org)
6254 * i386.md (movqi+1): Handle invalid QI register.
6255 (movsf_push-1): Likewise.
6257 Thu Apr 9 16:53:59 1998 Nick Clifton <nickc@cygnus.com>
6259 * config/m32r/m32r.c: call_address_operand(): Only accept symbolic
6261 symbolic_memort_operand(), call32_operand(), int8_operand(),
6262 int16_operand(), uint24_operand(), reg_or_int8_operand(): Removed.
6264 uint16_operand(): Made static.
6266 Thu Apr 9 01:43:04 1998 Jeffrey A Law (law@cygnus.com)
6268 * calls.c (expand_call): Fix typo.
6270 Thu Apr 9 00:18:44 1998 Dave Brolley (brolley@cygnus.com)
6272 * c-lex.c (finput): New global.
6273 (init_parse): Always included. Handle !USE_CPPLIB using
6274 code originally in compile_file.
6275 (finish_parse): Update for CPPLIB.
6276 * toplev.c (init_parse, finish_parse): Declare.
6277 (finput): Delete variable. Now in front-ends.
6278 (compile_file): Remove code which is now handled by init_parse
6279 which is unconditionally called. Similarly for finish_parse.
6281 Wed Apr 8 23:13:50 1998 Gavin Koch <gavin@cygnus.com>
6283 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
6284 ASM_WEAKEN_LABEL): Add.
6286 Wed Apr 8 18:21:30 1998 Richard Henderson <rth@cygnus.com>
6288 * alpha/crtbegin.asm, alpha/crtend.asm, alpha/t-crtb: New files.
6289 * configure.in (alpha-*-linux*): Use them.
6291 Fri Apr 3 17:02:13 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
6293 * tree.def (EXPR_WITH_FILE_LOCATION): New tree node definition.
6294 * tree.h (EXPR_WFL_{NODE,FILENAME,FILENAME_NODE,LINENO,
6295 COLNO,LINECOL,SET_LINECOL,EMIT_LINE_NOTE}): New macros.
6296 (build_expr_wfl): New prototype declaration.
6297 * tree.c (build_expr_wfl): New function, to build
6298 EXPR_WITH_FILE_LOCATION nodes.
6299 (copy_node): Don't zero TREE_CHAIN if copying a
6300 EXPR_WITH_FILE_LOCATION node.
6301 * print-tree.c (print_node): Handle EXPR_WITH_FILE_LOCATION.
6302 * expr.c (expand_expr): Handle EXPR_WITH_FILE_LOCATION.
6304 Wed Apr 8 12:51:19 1998 Jeffrey A Law (law@cygnus.com)
6306 * configure.in (v850): Use t-v850.
6307 (ix86-wrs-vxworks): Recognize 786 just like other x86 configurations.
6309 * protoize.c (creat, read, write): Do not declare.
6311 * jump.c (mark_jump_label): Record REG_LABEL notes for insns which
6312 refer to the CODE_LABEL before a dispatch table.
6314 * invoke.texi: Add ARC options.
6316 * gcc.c (proces_command): Improve error message for -o with
6319 * i386/x-cygwin32 (CLIB): Link in advapi32.
6321 * alpha.h (ASM_IDENTIFY_GCC): Define to nothing.
6322 (ASM_IDENTIFY_LANGUAGE): Likewise.
6324 * i386.md (movqi recognizer): Don't perfom byte increment into
6327 * configure.in (x86-dg-dgux): Run fixinc.dgux.
6329 * i370.h: Fix typo in GEN_INT changes.
6331 * bitmap.c (bitmap_element_allocate): Use "void" for arglist instead
6332 of an empty arglist in prototype.
6334 * Makefile.in: Remove bytecode crud that crept back in after the
6337 1998-04-08 Brendan Kehoe <brendan@cygnus.com>
6339 * c-lex.h (is_class_name): Fix arg type to be tree, not void.
6340 (make_pointer_declarator, reinit_parse_for_function): Fix typo.
6342 Wed Apr 8 06:16:45 1998 Richard Earnshaw (rearnsha@arm.com)
6344 * arm.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
6346 Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
6348 * c-lex.c (is_class_name): Delete declaration.
6349 (whitespace_cr): Make static and add prototype.
6350 * c-lex.h (make_pointer_declarator, reinit_parse_for_function,
6351 yylex, get_directive_line): Turn declarations into prototypes.
6352 (position_after_whitespace, check_newline, yyerror,, is_class_name,
6353 forget_protocol_qualifiers, remember_protocol_qualifiers): Add
6355 * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add
6357 * gencodes.c (gen_insn): Add prototype.
6358 * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split,
6359 gen_peephole): Add prototypes.
6360 * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add
6362 * gengenrtl.c (type_from_format, accessor_from_format, special_rtx,
6363 special_format, find_formats, gendecl, genmacro, gendef, genlegend,
6364 genheader, gencode): Add prototypes.
6365 * genopinit.c (gen_insn): Add prototype.
6366 * genoutput.c (output_prologue, output_epilogue, scan_operands,
6367 process_template, validate_insn_alternatives, gen_insn, gen_peephole,
6368 gen_expand, gen_split, n_occurrences): Add prototypes.
6369 * genpeep.c (gen_peephole): Add prototype.
6370 * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop,
6371 reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg,
6372 labels_in_range_p, count_loop_regs_set, note_addr_stored,
6373 loop_reg_used_before_p, scan_loop, replace_call_address,
6374 skip_consec_insns, libcall_benefit, ignore_some_movables,
6375 force_movables, combine_movables, rtx_equal_for_loop_p, move_movables,
6376 strength_reduce, valid_initial_value_p, find_mem_givs, record_biv,
6377 check_final_value, record_giv, update_giv_derive, basic_induction_var,
6378 simplify_giv_expr, general_induction_var, consec_sets_giv,
6379 check_dbra_loop, express_from, combine_givs_p, combine_givs,
6380 product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1,
6381 last_use_this_basic_block, record_initial, update_reg_last_use,
6382 iteration_info, analyze_loop_iterations, insert_bct,
6383 instrument_loop_bct, indirect_jump_in_function_p): Turn declarations
6386 Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com)
6388 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
6390 1998-04-07 Ken Raeburn <raeburn@cygnus.com>
6392 * config/mips/mips.c (siginfo): Deleted.
6393 (override_options): Don't install SIGINFO signal handler.
6395 Tue Apr 7 11:58:04 1998 Jim Wilson <wilson@cygnus.com>
6397 * loop.c (check_dbra_loop): When normalize comparison_val, add check
6398 to verify it is non-negative.
6400 Tue Apr 7 02:01:47 1998 Richard Henderson <rth@cygnus.com>
6402 * alpha.c (alpha_expand_block_move): Correctly collect block offsets.
6403 (alpha_expand_block_clear): Likewise.
6405 Mon Apr 6 23:36:01 1998 Richard Henderson <rth@cygnus.com>
6407 * tree.h (sizetype_tab): Fix previous change for K&R.
6409 Mon Apr 6 22:23:29 PDT 1998 Jeff Law (law@cygnus.com)
6411 * version.c: Bump for snapshot.
6413 Mon Apr 6 23:16:10 1998 Richard Earnshaw (rearnsha@arm.com)
6415 * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
6416 Add USG and POSIX to xm_defines.
6418 Mon Apr 6 21:49:57 1998 Bob Manson <manson@charmed.cygnus.com>
6420 * gcc.c: Add linker spec.
6421 (link_command_spec): Use %(linker) instead of ld.
6422 (main): If collect2 is requested as the linker, see if it exists;
6423 if not, use ld instead.
6425 * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld.
6427 (install-collect2): Install as collect2, not ld.
6429 * configure.in(will_use_collect2): It's named collect2 now.
6431 * collect2: Remove checks to see if we were invoked recursively.
6432 (collect_execute): Use _spawnvp under cygwin32.
6434 Mon Apr 6 17:23:41 1998 Jim Wilson <wilson@cygnus.com>
6436 * haifa-sched.c (build_control_flow): Set unreachable for block whose
6437 only predecessor is itself.
6439 Mon Apr 6 16:08:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6441 * c-parse.in: Include system.h, and remove stuff now made redundant.
6444 * protoize.c: Likewise. Properly check for cpp stringification.
6446 * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o):
6449 * objc/Make-lang.in (objc-parse.o): Likewise.
6451 Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6453 * gansidecl.h: Check if compiler supports __attribute__. Provide
6454 definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
6455 __attribute__ when its available. Also provide definitions for
6456 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
6457 terms of ATTRIBUTE_PRINTF.
6459 * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
6462 Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com>
6464 * combine.c (can_combine_p): Include successor in volatile test.
6466 Mon Apr 6 14:16:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6468 * sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set
6471 Mon Apr 6 02:03:29 1998 Jeffrey A Law (law@cygnus.com)
6473 * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions
6474 in prototype and definition.
6476 Mon Apr 6 00:48:56 PDT 1998 Jeff Law (law@cygnus.com)
6478 * version.c: Bump for snapshot.
6480 Mon Apr 6 00:08:50 1998 Richard Henderson <rth@cygnus.com>
6482 * alpha.c (alpha_expand_block_clear): Add missing offset arg to
6483 alpha_expand_unaligned_store_words.
6485 Sun Apr 5 21:31:24 1998 John Wehle (john@feith.com)
6487 * i386.md (movsf_push, movsf_mem): Remove.
6488 (movsf_push): Rename from movsf_push_nomove and move in front of
6489 movsf. Use nonmemory_operand predicate and don't bother checking
6491 (movsf_push_memory): New pattern.
6492 (movsf): Don't bother checking for push_operand. If TARGET_MOVE and
6493 both operands refer to memory then force operand[1] into a register.
6494 (movsf_normal): Change to unnamed pattern.
6495 Likewise for movdf, movxf, and friends.
6497 Sun Apr 5 18:45:51 PDT 1998 Jeff Law (law@cygnus.com)
6499 * version.c: Bump for snapshot.
6501 Sun Apr 5 16:31:10 1998 Richard Henderson <rth@cygnus.com>
6503 * configure.in (alpha-dec-osf*): Match osf1.3 correctly.
6505 Sun Apr 5 16:53:37 1998 Don Bowman <don@pixsci.com>
6507 * configure.in (mips-wrs-vxworks): New target.
6509 Sat Apr 4 23:34:32 PST 1998 Jeff Law (law@cygnus.com)
6511 * expmed.c (synth_mult): The value -1, has no zeros, so it can
6512 never have the form ...011.
6514 * version.c: Bump for snapshot.
6516 Sat Apr 4 20:16:46 1998 Richard Henderson <rth@cygnus.com>
6518 * i386.c (asm_output_function_prefix, load_pic_register):
6519 Use ASM_GENERATE_INTERNAL_LABEL properly.
6520 (output_pic_addr_const): Recognize %X to supress any PIC sym suffix.
6521 (print_operand): Ignore it.
6522 (load_pic_register): Use it for the got load call.
6523 * i386.md (prologue_set_got, prologue_get_pc): Likewise.
6524 (prologue_get_pc_and_set_got): Likewise.
6525 * i386.h: Update print_operand docs.
6527 Sat Apr 4 19:08:37 1998 Richard Henderson <rth@cygnus.com>
6529 * i386.md (ffssi, ffshi): Rewrite as define_expands.
6530 (ffssi_1, ffshi_1): New (unspec [] 5) support patterns.
6531 * i386.c (notice_update_cc): Recognize unspec 5.
6533 Sat Apr 4 18:07:16 1998 David Mosberger-Tang (davidm@mostang.com)
6535 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
6536 * alpha.c (print_operand): Handle it.
6537 * alpha.md (fix_truncsfdi2): Use it. Add earlyclobber pattern
6539 (fix_truncdfdi2): Likewise.
6541 Sat Apr 4 17:42:05 1998 Richard Henderson <rth@cygnus.com>
6543 * tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all
6544 of these into a single struct, with additional [us]sizetype entries.
6545 * stor-layout.c (set_sizetype): Initialize [us]sizetype.
6546 * fold-const.c (size_int_wide): Don't rely on sizetype_tab being
6549 Sat Apr 4 17:04:41 1998 Richard Henderson <rth@cygnus.com>
6551 * configure.in (alpha-*-linux-*): Undo tm_file changes from gcc2 merge.
6553 Sat Apr 4 13:50:01 1998 Richard Henderson <rth@cygnus.com>
6555 * haifa-sched.c (split_block_insns): Don't supress insn splitting
6556 on subsequent passes.
6558 * alpha.c (hard_fp_register_operand): New function.
6559 * alpha.h (PREDICATE_CODES): Add it.
6560 * alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case. Add an
6561 f<-m case and accompanying define_split.
6562 (trapb): Use a unique unspec_volatile number.
6564 Sat Apr 4 13:32:08 1998 Richard Henderson <rth@cygnus.com>
6566 * configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in
6569 Sat Apr 4 10:23:41 1998 Jeffrey A Law (law@cygnus.com)
6571 * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12
6574 * haifa-sched.c: Mirror recent changes from gcc2.
6576 Fri Apr 3 00:17:01 1998 Jeffrey A Law (law@cygnus.com)
6578 * Makefile.in (insn*.o): Depend on system.h.
6580 * pa.c (output_global_address): Initialize base.
6581 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Initialize index.
6583 1998-04-03 Mike Stump <mrs@wrs.com>
6585 * gthr.h: Support systems that don't have weak, but have threads.
6586 * configure.in (*wrs-vxworks*): Use VxWorks threads by default.
6587 * gthr-vxworks.h: New file.
6588 * objc/thr-vxworks.h: Dummy file from thr-single.c for now.
6590 Thu Apr 2 18:00:52 1998 Jim Wilson <wilson@cygnus.com>
6592 * i386.md (movqi+1): Change alternative 1 from *r/r to *r/*rn.
6594 1998-04-02 Vladimir N. Makarov <vmakarov@cygnus.com>
6596 * ginclude/va-i960.h (va_end): Change void * to void.
6598 Thu Apr 2 13:51:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6600 * Makefile.in (choose-temp.o): Depend on system.h.
6602 * choose-temp.c: Include system.h when IN_GCC.
6604 Thu Apr 2 02:37:07 1998 Joern Rennecke (amylaar@cygnus.co.uk)
6605 Richard Henderson <rth@cygnus.com>
6607 * reload.c (find_reloads_address): Try LEGITIMIZE_RELOAD_ADDRESS.
6608 (move_replacements): New function.
6609 * reload.h: Prototype it.
6611 * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): New definition.
6613 Thu Apr 2 01:01:34 1998 Richard Henderson <rth@cygnus.com>
6615 * configure (alpha-*-linuxecoff, alpha-*-linux-gnulibc1):
6618 * emit-rtl.c (gen_lowpart_common): Skip count by HARD_REGNO_NREGS.
6619 (gen_highpart): Likewise.
6620 * final.c (alter_subreg): Allow the target to hook by-mode subreg
6621 hard register number changes.
6623 Wed Apr 1 22:26:22 1998 Jeffrey A Law (law@cygnus.com)
6625 * fold-const.c optimze_bit_field_compare): Initialize rnbitpos,
6626 rnbitsize, rnmode and rinner.
6627 (make_range): Initialize type.
6628 (fold): Initialize arg0, arg1 and varop.
6630 * function.c (instantiate_virtual_regs_1): Initialize offset, regnoi
6632 (expand_function_start): Initialize last_ptr.
6634 * stor-layout.c (layout_record): Initialize desired_align.
6635 (get_best_mode): Initialize unit.
6637 * tree.c (copy_node): Initialize length.
6639 * c-lex.c (yylex): Initialize traditional_type, ansi_type and type.
6641 * caller-save.c (insert_save_restore): Initialize pat, code and
6644 * emit-rtl.c (push_to_sequence): Initialize top.
6645 (push_topmost_sequence): Likewise.
6647 * genattrtab.c (simplify_by_exploding): Initialize defval.
6649 * profile.c (branch_prob): Initialize dest.
6651 * rtl.h (note_stores): Remove duplicate prototype.
6652 (GEN_INT): Re-instate cast of second arg to HOST_WIDE_INT.
6654 * cplus-dem.c (gnu_special): Don't get confused by .<digits>
6655 strings that are not actually lengths.
6657 * genattrtab.c: Make generated file use system.h, instead of
6658 including stdio.h, etc directly.
6659 * genextract.c, genopinit.c, genoutput.c: Likewise.
6660 * genpeep.c, genrecog.c: Likewise
6662 * genoutput.c (process_template): Mark operands in the generated
6663 function as potentially unused if compiling with GNU CC.
6665 * i386/freebsd-elf.h (CPP_PREDEFINES): Update from FreeBSD folks.
6667 * pa.md (reload peepholes): Remove unused variable "mode".
6669 Wed Apr 1 17:06:19 1998 Nick Clifton <nickc@cygnus.com>
6671 * config/arm/thumb.h: Add super interworking support.
6672 * config/arm/thumb.c: Add super interworking support.
6673 * config/arm/thumb.md: Add super interworking support.
6674 * config/arm/lib1funcs.asm: Add interworking support.
6675 * config/arm/lib1thumb.asm: Add super interworking support.
6676 * config/arm/t-semi: Add interworking support.
6677 * config/arm/t-thumb: Add interworking support.
6678 * config/arm/README-interworking: New file.
6680 Wed Apr 1 14:38:10 1998 Jim Wilson <wilson@cygnus.com>
6682 * config/mips/iris6.h (MD_EXEC_PREFIX): Set to /usr/bin/.
6683 (MD_STARTFILE_PREFIX): Unset.
6685 1998-04-01 Mark Mitchell <mmitchell@usa.net>
6687 * varasm.c (make_decl_rtl): Update the DECL_ASSEMBLER_NAME for a
6688 entity in a local scope.
6690 * fold-const.c (fold): Call truthvalue_conversion for values which
6691 are folded to boolean type.
6693 Wed Apr 1 06:09:53 1998 Jeffrey A Law (law@cygnus.com)
6695 * 1750a.md, arm.c, clipper.c, clipper.md: Use GEN_INT consistently.
6696 * convex.h, dsp16xx.c, fx80.md, gmicro.c, gmicro.md: Likewise.
6697 * i370.h, i370.md, i860.c, i860.h, i860.md, i960.c: Likewise.
6698 * i960.h, i960.md, m32r.md, m68k.md, m68kv4.h, m88k.c: Likewise.
6699 * m88k.md, ns32k.c, ns32k.md, pdp11.c, pdp11.h, pdp11.md: Likewise.
6700 * pyr.c, pyr.h, pyr.md, romp.c, romp.h, romp.md: Likewise.
6701 * rs6000.md, sparc.c, sparc.h, sparc.md, spur.c, spur.md: Likewise.
6702 * tahoe.md, vax.h, vax.md, we32k.c, we32k.h, we32k.md: Likewise.
6703 * md.texi: Likewise.
6705 Wed Apr 1 08:33:44 1998 Manfred Hollstein <manfred@s-direktnet.de>
6707 * fixincludes (limits.h): Fix nested comments in Motorola's
6708 limits.h and sys/limits.h.
6710 Tue Mar 31 16:57:33 1998 Jim Wilson <wilson@cygnus.com>
6712 * alpha.c (alpha_expand_unaligned_load): Use tgt instead of addr
6713 as dest of expand_binop call.
6715 * alpha.md (extzv): Correct check for valid operand[2] values.
6717 * profile.c (branch_prob): Add code to recognize HPPA tablejump entry
6720 * toplev.c (rest_of__compilation): Call init_recog_no_volatile at end.
6722 Mon Mar 30 13:11:05 1998 Stan Cox <scox@cygnus.com>
6724 * libgcc2.c: (__main, __do_global_dtors, __do_global_ctors):
6725 For __CYGWIN32__ use the versions in winsup/dcrt0.cc.
6727 * gcc.c, cccp.c, cpplib.c, collect2.c (GET_ENVIRONMENT): Added.
6728 cygwin32 can override this to allow both unix and win32 style PATHs.
6730 * i386/xm-cygwin32.h (GET_ENVIRONMENT): Defined to allow win32
6731 style environment paths.
6733 Mon Mar 30 14:43:20 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6735 * Makefile.in (cppalloc.o, cpperror.o, cppexp.o, cpphash.o,
6736 cpplib.o, cppmain.o, fix-header.o, gcov.o, gen-protos.o,
6737 gengenrtl.o, halfpic.o, hash.o, scan-decls.o, scan.o): Depend on
6740 * cpphash.c: Include config.h.
6741 * cppalloc.c: Include system.h. Add parameters to various
6742 function prototypes.
6743 * cpperror.c: Likewise.
6744 * cppexp.c: Likewise.
6745 * cpphash.c: Likewise.
6746 * cpplib.c: Likewise.
6747 * cppmain.c: Likewise.
6748 * fix-header.c: Likewise.
6750 * gen-protos.c: Likewise.
6751 * gengenrtl.c: Likewise.
6752 * halfpic.c: Likewise.
6754 * scan-decls.c: Likewise.
6757 Mon Mar 30 11:06:45 1998 Jim Wilson <wilson@cygnus.com>
6759 * README.gnat: Add lang_print_xnode definition.
6761 Mon Mar 30 11:12:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6763 * config/m68k/m68k.c (standard_68881_constant_p): Don't use
6764 fmovecr on the 68060.
6766 Mon Mar 30 00:21:03 1998 Jeffrey A Law (law@cygnus.com)
6768 * genemit.c (DONE): Rework so that it works in the true arm if
6769 an if-else conditional.
6772 Sun Mar 29 12:45:23 1998 Jeffrey A Law (law@cygnus.com)
6774 * rs6000.c: Do not include stdioh or ctype.h anymore.
6776 * Makefile.in (c-typeck.o): Delete on expr.h, insn-codes.h and
6778 (stor-layout.o): Likewise.
6779 * c-typeck.c: Include rtl.h and expr.h.
6780 * stor-layout.c: Likewise.
6782 * cpplib.c (cpp_file_line_for_message): Delete unused parameter.
6783 All callers changed.
6784 (do_sccs): Wrap in an SCCS_DIRECTIVE ifdef.
6785 * fix-header.c (cpp_file_line_for_message): Delete unused paramter.
6786 All callers changed.
6788 * collect2.c (is_in_list): Wrap inside COLLECT_EXPORT_LIST ifdef.
6790 * local-alloc.c (reg_classes_overlap_p): Delete dead function.
6792 * tree.h (lang_print_xnode): Provide prototype.
6794 Sat Mar 28 23:50:44 PST 1998 Jeff Law (law@cygnus.com)
6796 * version.c: Bump for snapshot.
6798 Sun Mar 29 00:42:21 1998 Jeffrey A Law (law@cygnus.com)
6800 * objc/sendmsg.c (__objc_block_forward): Add braces for return
6801 value if INVISIBLE_STRUCT_RETURN.
6803 * pa.c (arith_double_operand): Fix parens.
6805 * haifa-sched.c (print_pattern): Correct arg to sprintf.
6807 * Makefile.in (libgcc1.null): Make return type for __foo void.
6809 Sat Mar 28 14:37:20 1998 Jeffrey A Law (law@cygnus.com)
6811 * pa.h: Add declarations for many functions defined in pa.c.
6813 * genpeep.c (main): Remove unused variable 'i' from the generated
6816 * genemit.c (gen_expand): Do not emit "_done" or "_fail" labels.
6817 (gen_split): Likewise.
6818 (main): Rework generated definitions of DONE and FAIL so that they
6819 no longer use gotos. Avoids warnings about unused labels.
6821 * integrate.c (copy_rtx_and_substitute): Rework to avoid need for
6822 unused "junk" variable.
6824 * genattrtab.c (write_complex_function): Add a default case in
6825 generated switch statement to keep -W -Wall quiet.
6827 Sat Mar 28 10:47:21 1998 Nick Clifton <nickc@cygnus.com>
6829 * invoke.texi: Document more ARM and Thumb command line options.
6831 * config/arm/xm-thumb.h: New file.
6833 Sat Mar 28 01:37:33 1998 Craig Burley <burley@gnu.ai.mit.edu>
6835 * stmt.c (expand_expr_stmt): Must generate code for
6836 statements within an expression (gcc's `({ ... )}')
6837 even if -fsyntax-only.
6839 Sat Mar 28 01:06:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6840 Jeffrey A Law (law@cygnus.com)
6842 * basic-block.h (basic_block_computed_jump_target): Declare.
6843 * flags.h: (current_function_has_computed_jump): Declare.
6844 * flow.c: (basic_block_computed_jump_target): Define.
6845 (flow_analysis): Allocate it. Set current_function_has_computed_jump
6847 (find_basic_blocks): Set current_function_has_computed_jump and
6848 elements of basic_block_computed_jump_target to 1 as appropriate.
6849 * function.c: (current_function_has_computed_jump): Define.
6850 * global.c (global_conflicts): Don't allocate pseudos into stack regs
6851 at the start of a block that is reachable by a computed jump.
6852 * reg-stack.c (stack_reg_life_analysis): If must restart, do so
6854 (subst_stack_regs): Undo change from Sep 4 1997.
6855 (uses_reg_or_mem): Now unused, deleted.
6856 * stupid.c (stupid_life_analysis): Compute
6857 current_function_has_computed_jump.
6858 (stupid_find_reg): Don't allocate stack regs if the function has a
6860 * haifa-sched.c (is_cfg_nonregular): Delete code to determine if
6861 the current function has a computed jump. Use the global value
6864 Sat Mar 28 00:21:37 1998 Jeffrey A Law (law@cygnus.com)
6866 * i386/freebsd.h (CPP_PREDEFINES): Remove __386BSD__.
6867 (DWARF2_UNWIND_INFO): Define to zero.
6869 Fri Mar 27 16:04:49 1998 Michael Meissner <meissner@cygnus.com>
6871 * gcc.c (set_std_prefix): Add declaration.
6872 (process_command): If GCC_EXEC_PREFIX is set, remove /lib/gcc-lib/
6873 suffix, and update the standard prefix prefix.c uses.
6875 * prefix.c (std_prefix): New global to hold default prefix value.
6876 (get_key_value): Change to use std_prefix instead of PREFIX.
6877 (translate_name): Ditto.
6878 (update_path): Ditto.
6879 (get_key_value): Release allocated scratch storage.
6880 (set_std_prefix): New function to reset the standard prefix.
6882 Fri Mar 27 18:08:21 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6884 * sh.c (find_barrier): Fix calculations for alignment increase.
6886 Fri Mar 27 08:56:52 1998 Manfred Hollstein <manfred@s-direktnet.de>
6888 * Makefile.in (stmp-fixinc): If we're actually fixing include
6889 files, copy gcc's assert.h into the fixed include dir.
6890 * fixincludes (assert.h): Avoid any attempts to fix a probably
6891 broken system specific assert.h file.
6892 * fixproto (stdlib.h): Make sure, it'll contain a definition of
6895 Fri Mar 27 00:49:46 1998 Jeffrey A Law (law@cygnus.com)
6897 * regclass.c (reg_scan_mark_refs): Be more selective about
6898 when we mark a register with REGNO_POINTER_FLAG.
6900 Thu Mar 26 23:00:11 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6902 reload inheritance improvement:
6903 * reload1.c (reg_reloaded_contents, reg_reloaded_insn):
6904 Change meaning: index is now hard reg number.
6905 (reg_reloaded_valid, reg_reloaded_dead): New variables.
6906 (reload_spill_index): Content is now a hard reg number.
6907 (reload_as_needed): Change to fit new variable meaning.
6908 (forget_old_reloads_1, allocate_reload_reg): Likewise.
6909 (choose_reload_regs, emit_reload_insns): Likewise.
6911 Thu Mar 26 18:34:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6913 * regclass.c (record_reg_classes): '?' increases cost by two.
6915 * reload.c (find_reloads): Double previous costs. Output
6916 reloads cost one unit extra.
6918 * reload1.c (eliminate_regs): Delete LOAD_EXTENDED_OP code that
6919 boiled down to && ! 0.
6921 * reload.c (find_equiv_reg): Also consider a goal offset from the
6922 frame pointer to be constant.
6924 Thu Mar 26 17:34:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6926 * sh.h (OPTIMIZATION_OPTIONS): Define.
6928 Thu Mar 26 00:19:47 1998 Richard Henderson <rth@cygnus.com>
6930 * combine.c (make_compound_operation): Simplify (subreg (*_extend) 0).
6932 Wed Mar 25 23:53:11 1998 Jeffrey A Law (law@cygnus.com)
6934 * pa.c (pa_adjust_cost): Avoid redundant calls to get_attr_type.
6936 Wed Mar 25 13:40:48 1998 Jim Wilson <wilson@cygnus.com>
6938 * c-common.c (check_format_info): Initialize type, is_type. New local
6939 integral_format. Don't warn for 'L' when pedantic. Do warn for 'L'
6940 when pedantic if used with integral format specifier.
6942 Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
6944 * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum
6946 (function_arg_padding): Declare.
6948 * rs6000.c: Include system.h.
6949 (function_arg_padding): Change return type to int, cast enum's to
6952 (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
6953 * collect2.c (scan_prog_file): Add explicit braces to avoid
6956 * dbxout.c (dbxout_type_fields): Add braces around empty body in
6958 (dbxout_type): Likewise.
6960 * rs6000.c (rs6000_override_options): Change type of `i', `j' and
6961 `ptt_size' from int to size_t.
6962 (rs6000_file_start): Likewise for `i'.
6963 (rs6000_replace_regno): Add default case in enumeration switch.
6964 (output_epilog): Remove unused variable `i'.
6965 (rs6000_longcall_ref): Remove unused variables `len', `p', `reg1'
6968 * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
6970 (get_issue_rate, non_logical_cint_operand): Add prototype.
6971 (rs6000_output_load_toc_table): Ditto.
6973 * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
6976 Wed Mar 25 10:05:19 1998 Nick Clifton <nickc@cygnus.com>
6978 * config/arm/thumb.c: New File. Support for ARM's Thumb
6980 * config/arm/thumb.h: New File. Thumb definitions.
6981 * config/arm/thumb.md: New File. Thumb machine description.
6982 * config/arm/tcoff.h: New File. Thumb COFF support.
6983 * config/arm/t-thumb: New File. Thumb makefile fragment.
6984 * config/arm/lib1thumb.asm: New File. Thumb libgcc support functions.
6986 * configure.in: Add Thumb-coff target.
6987 * configure: Add Thumb-coff target.
6988 * config.sub: Add Thumb-coff target.
6990 Wed Mar 25 10:30:32 1998 Jim Wilson <wilson@cygnus.com>
6992 * loop.c (scan_loop): Initialize move_insn_first to zero.
6994 Wed Mar 25 01:06:49 1998 Joel Sherrill (joel@OARcorp.com)
6996 * config/i386/go32-rtems.h: Defined TARGET_MEM_FUNCTIONS.
6997 * config/i386/rtems.h: Likewise.
6998 * config/i960/rtems.h: Likewise.
6999 * config/m68k/rtems.h: Likewise.
7000 * config/mips/rtems64.h: Likewise.
7001 * config/pa/rtems.h: Likewise.
7002 * config/rs6000/rtems.h: Likewise.
7003 * config/sh/rtems.h: Likewise.
7004 * config/sparc/rtems.h: Likewise.
7006 Wed Mar 25 00:57:26 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7008 * pa.c (emit_move_sequence): If in reload, call find_replacement.
7010 Tue Mar 24 10:44:11 1998 Nick Clifton <nickc@cygnus.com>
7012 * Makefile.in (gcov$(exeext)): Support .exe extension to gcov.
7014 * collect2.c (find_a_file): Add debugging.
7015 (find_a_file): Test for win32 style absolute paths if
7016 DIR_SERPARATOR is defined.
7017 (prefix_from_string): Add debugging.
7018 (main): Test for debug command line switch at start of program
7020 (main): Use GET_ENVIRONMENT rather than getenv().
7021 (prefix_from_env): Use GET_ENVIRONMENT.
7023 1998-03-24 Mark Mitchell <mmitchell@usa.net>
7025 * cplus-dem.c (optable): Add sizeof.
7026 (demangle_template_value_parm): New function containing code
7027 previously found in demangle_template.
7028 (demangle_integral_value): New function which handles complicated
7029 integral expressions.
7030 (demangle_template): Use them.
7032 Tue Mar 24 12:13:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7034 * Makefile.in (genconfig.o, genflags.o, gencodes.o, genemit.o,
7035 genopinit.o, genrecog.o, genextract.o, genpeep.o, genattr.o,
7036 genattrtab.o, genoutput.o): Depend on system.h.
7038 * genattr.c: Include system.h. Add arguments to various function
7039 prototypes. Remove redundant prototype of read_rtx().
7040 * genattrtab.c: Likewise.
7041 * gencodes.c: Likewise.
7042 * genconfig.c: Likewise.
7043 * genemit.c: Likewise.
7044 * genextract.c: Likewise.
7045 * genflags.c: Likewise.
7046 * genopinit.c: Likewise.
7047 * genoutput.c: Likewise.
7048 * genpeep.c: Likewise.
7049 * genrecog.c: Likewise.
7051 1998-03-24 Martin von Loewis <loewis@informatik.hu-berlin.de>
7053 * c-lang.c (lang_print_xnode): New function.
7054 * objc/objc-act.c (lang_print_xnode): Likewise.
7055 * print-tree.c (print_node): Call it
7057 Mon Mar 23 23:59:11 1998 H.J. Lu (hjl@gnu.org)
7059 * c-parse.in: Recognize protocol qualifiers in class
7060 definitions for objc.
7062 (yyerror): Remove redundant decl.
7063 (yyprint): Fix prototype.
7065 Mon Mar 23 23:49:47 1998 Jeffrey A Law (law@cygnus.com)
7067 * cse.c (rtx_cost): Only call CONST_COSTS if it is defined.
7069 * stmt.c (unroll_block_trees): Free block_vector if needed.
7071 Mon Mar 23 23:26:42 1998 Philippe De Muyter <phdm@macqel.be>
7073 * m68k/m68k.md (zero_extendqidi2, zero_extendhidi2): New patterns.
7074 (zero_extendsidi2): Avoid useless copy.
7075 (iordi_zext): New pattern.
7076 (iorsi_zexthi_ashl16): Pattern reworked to avoid "0" constraint for
7078 (iorsi_zext): New name for old unnamed pattern; indentation fixes.
7080 * m68k/m68k.md (ashldi_const): Allow shift count in range ]32,63].
7081 (ashldi3): Allow constant shift count in range ]32,63].
7082 (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
7084 1998-03-22 Mark Mitchell <mmitchell@usa.net>
7086 * tree.h (IS_EXPR_CODE_CLASS): New macro.
7088 Mon Mar 23 23:18:48 1998 Jeffrey A Law (law@cygnus.com)
7090 * h8300.h (CONST_COSTS): Remove definition.
7091 (DEFAULT_RTX_COSTS): Define.
7093 Mon Mar 23 22:58:22 1998 Joel Sherrill (joel@OARcorp.com)
7095 * config/sh/rtems.h: Switched from ELF to COFF.
7097 Mon Mar 23 14:14:20 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7099 * freebsd.h (ASM_OUTPUT_ALIGN): Redefine.
7101 Sat Mar 21 23:52:56 PST 1998 Jeff Law (law@cygnus.com)
7103 * version.c: Bump for snapshot.
7105 Sun Mar 22 00:50:42 1998 Nick Clifton <nickc@cygnus.com>
7106 Geoff Noer <noer@cygnus.com>
7108 * Makefile.in: Various fixes for building cygwin32 native toolchains.
7110 * objc/Makefile.in: Various fixes for building cygwin32 native toolchains.
7111 * objc/Make-lang.in: Likewise.
7113 * config/i386/xm-cygwin32.h (PATH_SEPARATOR): Set to a semi-colon.
7115 Sun Mar 22 00:21:46 1998 R. Ganesan <rganesan@novell.com>
7117 * configure.in: Handle with-PACKAGE=no correctly
7119 Fri Mar 20 17:36:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7121 * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o,
7122 c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o,
7123 caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o,
7124 dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o,
7125 expr.o, final.o, flow.o, function.o, getpwd.o, global.o,
7126 integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o,
7127 prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o,
7128 reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o,
7129 rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o,
7130 tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend
7133 * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c,
7134 c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c,
7135 caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c,
7136 dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c,
7137 expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c,
7138 integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c,
7139 prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c,
7140 reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c,
7141 rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c,
7142 stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c,
7143 xcoffout.c: Include system.h. Organize include ordering so
7144 that stdarg/varargs comes before other system headers. Remove
7145 spurious casts of functions assured of a prototype in system.h.
7147 Fri Mar 20 11:19:40 1998 Stan Cox <scox@equinox.cygnus.com>
7149 * reg-stack.c (pop_stack): Define. Pops any register on the
7150 regstack and adjusts regstack.
7151 (compare_for_stack_reg): Use pop_stack.
7153 Thu Mar 19 23:51:01 1998 Jeffrey A Law (law@cygnus.com)
7155 * configure.in (hppa1.0-hp-hpux10): Handle threads for this
7158 Thu Mar 19 20:30:31 1998 Philippe De Muyter <phdm@macqel.be>
7160 * libgcc2.c (exit): Do not call __bb_exit_func if HAVE_ATEXIT.
7162 * fold-const.c (fold): Replace sign-extension of a zero extended
7163 value by a single zero extension.
7165 Thu Mar 19 00:58:07 1998 Jason Merrill <jason@yorick.cygnus.com>
7167 * except.c (init_eh): Do nothing.
7168 (save_eh_status): Call init_eh_for_function, not init_eh.
7169 * function.c (push_function_context_to): Don't call init_emit.
7171 Thu Mar 19 13:39:52 1998 Michael Meissner <meissner@cygnus.com>
7173 * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
7176 Thu Mar 19 10:10:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7178 * final.c (shorten_branches): Add parentheses around +/- in
7181 * flow.c (life_analysis): Wrap variable `i' in macro ELIMINABLE_REGS.
7183 Thu Mar 19 09:15:17 1998 Manfred Hollstein <manfred@s-direktnet.de>
7185 * regclass.c (memory_move_secondary_cost): Wrap uses of
7186 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS
7189 Thu Mar 19 09:06:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
7191 * config/m68k/m68k.md (addqi3): Fix typo gen_INT vs. GEN_INT.
7193 * flow.c (life_analysis): #include <sys/types.h> to make sure
7195 * cplus-dem.c (demangle_function_name): Likewise.
7197 Thu Mar 19 09:00:01 1998 Manfred Hollstein <manfred@s-direktnet.de>
7199 * final.c (insn_noperands): Change type to unsigned int.
7200 (final_scan_insn): Likewise for noperands;
7201 properly check operand number boundaries.
7203 Wed Mar 18 16:20:30 1998 Richard Henderson <rth@cygnus.com>
7205 * alpha.md (extzv): Don't reject register operands. Fix
7208 Wed Mar 18 16:14:23 1998 Richard Henderson <rth@cygnus.com>
7210 * dbxout.c (dbxout_function_end): Fix last change. The correct
7211 predicate is ASM_OUTPUT_SECTION_NAME.
7213 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
7215 * sh.md (ashlsi_c-1): Delete 3rd argument to gen_ashlsi_c.
7216 (ashlsi): Use match_dup 1 instead of match_operand 2.
7218 Wed Mar 18 13:46:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7220 * fold-const.c (operand_equal_for_comparison_p): See if equal
7221 when nop conversions are removed.
7223 Wed Mar 18 13:42:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7225 * expr.c (expand_expr, case COND_EXPR): If have conditional move,
7226 don't use ORIGINAL_TARGET unless REG.
7228 Wed Mar 18 16:53:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7230 * netbsd.h (ASM_OUTPUT_ALIGN): Redefine.
7232 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
7234 * loop.c (struct movable): New field move_insn_first.
7235 (scan_loop): In consec sets code, set it. Clear it otherwise.
7236 (move_movables): In consec sets code, use it. Copy REG_NOTES from
7237 p to i1 only if i1 does not have REG_NOTES. Delete obsolete ifdefed
7240 Wed Mar 18 09:52:56 1998 Richard Henderson <rth@cygnus.com>
7242 * rtl.c (read_rtx): Fall back on homebrew atoll if HOST_WIDE_INT
7243 is large, and the system doesn't provide atoll or atoq.
7246 * alpha/xm-vms.h (HAVE_ATOLL): Define.
7247 Reported by Klaus Kaempf <kkaempf@progis.de>.
7249 Wed Mar 18 09:56:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7251 * c-lang.c (finish_file): Wrap variable `void_list_node' with macro
7252 test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR.
7254 * calls.c (emit_call_1): Wrap variable `already_popped' with macro
7255 test !ACCUMULATE_OUTGOING_ARGS.
7257 * collect2.c (write_c_file_glob): Wrap function definition in
7258 macro test !LD_INIT_SWITCH.
7260 * combine.c (try_combine): Wrap variables `cc_use' and
7261 `compare_mode' in macro test EXTRA_CC_MODES.
7263 * cpplib.c (do_ident): Remove unused variable `len'.
7264 (skip_if_group): Remove unused variables `at_beg_of_line' and
7266 (cpp_get_token): Remove unused variable `dummy'.
7268 * dbxout.c (scope_labelno): Move static variable definition inside
7269 the one function scope where it is used.
7270 (dbxout_function_end): Wrap prototype and definition in
7271 macro test !NO_DBX_FUNCTION_END.
7273 * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number'
7274 in macro test !MIPS_DEBUGGING_INFO.
7276 * expr.c (expand_builtin_setjmp): Move declaration of variable `i'
7277 into the scope where it is used. Wrap empty else-statement body
7280 * fix-header.c: Fix typo in comment.
7281 (inf_skip_spaces): Cast results of INF_UNGET to (void).
7282 (check_protection, main): Likewise.
7284 * flow.c (find_basic_blocks_1): Remove dangling comment text.
7286 * function.c (contains): Wrap prototype and definition in macro
7287 test HAVE_prologue || HAVE_epilogue.
7288 (fixup_var_refs_1): Remove unused variable `width'.
7290 * gen-protos.c (main): Remove unused variable `optr'.
7292 * haifa-sched.c (debug_control_flow): Remove unused variable `j'.
7294 * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0.
7295 (__sjpopnthrow): Remove unused variable `jmpbuf'.
7296 (__throw): Remove unused variable `val'.
7298 * protoize.c: Check for a previously existing definition before
7299 defining *_OK macros.
7301 * scan-decls.c (scan_decls): Remove unused variable `old_written'.
7303 Tue Mar 17 00:45:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7305 * vax.h (ADDR_VEC_ALIGN): Define.
7307 Mon Mar 16 15:57:17 1998 Michael Meissner <meissner@cygnus.com>
7309 * gcc.c (default_arg): Don't wander off the end of allocated
7312 (From Geoffrey Keating <geoffk@ozemail.com.au>)
7313 * rs6000.c (small_data_operand): Ensure that any address
7314 referenced relative to the small data area is inside the SDA.
7316 Mon Mar 16 12:55:15 1998 Jim Wilson <wilson@cygnus.com>
7318 * config/m68k/netbsd.h (ASM_SPEC): Add %{m68060}.
7320 Mon Mar 16 15:50:20 EST 1998 Andrew MacLeod <amacleod@cygnus.com>
7322 * except.h (in_same_eh_region): New prototype.
7323 (free_insn_eh_region, init_insn_eh_region): New prototypes.
7324 * except.c (insn_eh_region, maximum_uid): New static variables.
7325 (set_insn_eh_region): New static function to set region numbers.
7326 (free_insn_eh_region): New function to free EH region table.
7327 (init_insn_eh_region): New function to initialize EH region table.
7328 (in_same_eh_region): New function used to determine if two rtl
7329 instructions are in the same exception region or not.
7330 * final.c (final): Initialize the table indicating which instructions
7331 belong in which exception region.
7332 * genpeep.c (main): Add "except.h" to include file list in generated
7334 * config/sparc/sparc.md: Add calls to 'in_same_eh_region' in 4
7335 peepholes involving calls and unconditional branches.
7337 Mon Mar 16 11:16:50 1998 Jim Wilson <wilson@cygnus.com>
7339 * README.gnat: New file.
7341 Mon Mar 16 11:14:20 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7343 * config/m68k/m68k.c: Include <stdlib.h> for atoi. Include
7344 "recog.h" for offsettable_memref_p.
7345 (legitimize_pic_address): Remove unused variable `offset'.
7346 (notice_update_cc): Change return type to void. Add default label
7348 (standard_68881_constant_p): Remove unused variable mode.
7349 (print_operand): Define local variable i only if SUPPORT_SUN_FPA.
7350 (const_int_cost): Explicitly declare as returning int.
7351 (output_dbcc_and_branch): Change return type to void.
7353 * config/m68k/linux.h, config/m68k/m68k.md, config/m68k/m68k.c,
7354 config/m68k/m68k.h: Replace gen_rtx (XXX, ...) with gen_rtx_XXX
7355 (...). Use GEN_INT instead of gen_rtx_CONST_INT.
7357 Sun Mar 15 22:30:44 PST 1998 Jeff Law (law@cygnus.com)
7359 * version.c: Bump for snapshot.
7361 Fri Mar 13 11:30:12 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7363 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Fix logic in range
7364 check for 'M' constraint.
7366 Thu Mar 12 14:47:14 1998 Jim Wilson <wilson@cygnus.com>
7368 * cccp.c (create_definition): If pedantic, call pedwarn for macro
7371 Thu Mar 12 13:43:25 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
7373 * i386.c (ix86_logical_operator): New function.
7374 (split_di): Ensure that when a MEM is split, the resulting MEMs have
7376 * i386.md (anddi3, xordi3, iordi3): New patterns. Add a define_split
7379 Thu Mar 12 15:13:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7380 Richard Earnshaw <rearnsha@arm.com>
7381 Nick Clifton <nickc@cygnus.com>
7383 * tm.texi (DEFAULT_RTX_COSTS): Document new macro.
7385 * arm.h (DEFAULT_RTX_COSTS): Define instead of RTX_COSTS.
7387 * cse.c (rtx_cost): Provide a default case in an enumeration
7388 switch, and call DEFAULT_RTX_COSTS if it's defined.
7390 Thu Mar 12 10:02:38 1998 Manfred Hollstein <manfred@s-direktnet.de>
7392 * basic-block.h (compute_preds_succs): Change return type in
7394 * flow.c (compute_preds_succs): Likewise in function definition.
7396 * regmove.c (find_matches): Cast char used as array index to unsigned char
7399 Thu Mar 12 09:39:40 1998 Manfred Hollstein <manfred@s-direktnet.de>
7401 * i386.h (RTX_COSTS): Insert braces around nested if.
7402 (ADDITIONAL_REGISTER_NAMES): Insert braces around structured
7405 * gcc.c (default_compilers): Properly put brackets around array elements in
7408 * getopt.c (_getopt_internal): Add explicit braces around nested if;
7411 * reg-stack.c (record_asm_reg_life): Add explicit braces around nested if's.
7412 (record_reg_life_pat): Add explicit parens around && and || in expression.
7413 (stack_reg_life_analysis): Add parens around assignment used as expression.
7414 (convert_regs): Likewise.
7416 Thu Mar 12 09:25:29 1998 Manfred Hollstein <manfred@s-direktnet.de>
7418 * bitmap.c (bitmap_element_allocate): Remove unused parameter;
7419 change callers accordingly.
7421 * cplus-dem.c (arm_special): Remove unused parameter work in prototype
7422 and definition; change all callers accordingly.
7424 * except.c (init_eh): Avoid assignment of unused return value of
7425 build_pointer_type; cast it to void, instead, and remove unused
7428 * gcc.c (lang_specific_driver): Define prototype only #ifdef
7429 LANG_SPECIFIC_DRIVER.
7430 (temp_names): Define only #ifdef MKTEMP_EACH_FILE.
7432 * genoutput.c (output_epilogue): Initialize next_name to 0.
7434 * real.c (efrexp): #if 0 prototype and function definition.
7435 (eremain): Likewise.
7442 * reload.c (push_secondary_reload): Define prototype only
7443 #ifdef HAVE_SECONDARY_RELOADS.
7445 * varasm.c (assemble_static_space): Define rounded only
7446 #ifndef ASM_OUTPUT_ALIGNED_LOCAL.
7448 Thu Mar 12 09:11:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
7450 * i386.md (andsi): Add default case in enumeration switch.
7455 Thu Mar 12 08:37:02 1998 Manfred Hollstein <manfred@s-direktnet.de>
7457 * c-decl (finish_struct): Change type of min_align to unsigned.
7459 * cplus-dem.c (demangle_function_name): Change type of variable i to size_t;
7460 remove unused variable len.
7462 * dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a
7463 comment indicating this is proper behaviour.
7464 (reg_loc_descriptor): Remove redundant comparison of unsigned variable
7466 (based_loc_descr): Likewise.
7468 * enquire.c (bitpattern): Change type of variable i to unsigned.
7470 * final.c (output_asm_insn): Don't cast insn_noperands to unsigned.
7472 * flow.c (life_analysis): Change type of variable i to size_t;
7473 remove unused variable insn.
7475 * gcc.c (translate_options): Change type of variables optlen, arglen and
7477 (input_filename_length): Change type to size_t.
7478 (do_spec_1): Change type of variable bufsize to size_t.
7479 (main): Change type of variables i and j to size_t;
7480 remove subblock local definition of variable i.
7481 (lookup_compiler): Change type of second argument to size_t;
7482 change type of variable i to size_t.
7484 * genemit.c (output_init_mov_optab): Change type of variable i to size_t.
7486 * genopinit.c (get_insn): Change type of variable pindex to size_t.
7488 * genrecog.c (add_to_sequence): Change type of variable i to size_t.
7490 * global.c (global_alloc): Change type of variable i to size_t.
7492 * regclass.c (init_reg_sets): Change type of variables i and j to unsigned.
7494 * stmt.c (expand_end_bindings): Change type of variable i to size_t.
7495 (expand_end_case): Change type of variable count to size_t.
7497 * toplev.c (main): Change type of variable j to size_t.
7498 (set_target_switch): Change type of variable j to size_t.
7499 (print_switch_values): Change type of variable j to size_t;
7500 remove unused variable flags.
7502 * varasm.c (assemble_variable): Change type of variable align to size_t.
7503 (const_hash_rtx): Change type of variable i to size_t.
7505 1998-03-11 Mark Mitchell <mmitchell@usa.net>
7507 * dbxout.c (dbxout_type_methods): Only treat TYPE_METHODS as a
7508 TREE_VEC if that's what it really is.
7510 Wed Mar 11 15:16:01 1998 Michael Meissner <meissner@cygnus.com>
7512 * {haifa-,}sched.c (rank_for_schedule): Only take void * arguments
7515 Wed Mar 11 12:05:20 1998 Teemu Torma <tot@trema.com>
7517 * gthr.h: Changed the comment about return values.
7518 * gthr-solaris.h (__gthread_once): Do not use errno; return the
7519 error number instead of -1.
7520 (__gthread_key_create): Any non-zero return value is an error.
7521 * libgcc2.c (eh_context_initialize): Check for non-zero return
7522 value from __gthread_once.
7523 Check that the value of get_eh_context was really changed.
7525 Wed Mar 11 18:26:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7527 * sh.h (LOOP_ALIGN): Only align when optimizing.
7528 * sh.c (find_barrier): Clear inc for CODE_LABELs.
7529 When not optimizing, calculate alignment for BARRIERs directly.
7531 Wed Mar 11 15:07:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7533 * final.c (shorten_branches): Remove conditionalizing on
7534 SHORTEN_WITH_ADJUST_INSN_LENGTH
7535 * sh.h, pa.h (SHORTEN_WITH_ADJUST_INSN_LENGTH): Remove.
7537 Wed Mar 11 02:37:41 1998 Jeffrey A Law (law@cygnus.com)
7539 * flow.c (find_basic_blocks_1): Keep the cfg accurate when removing
7540 an unconditional jump around deleted blocks.
7542 Mon Mar 9 12:02:23 1998 Jim Wilson <wilson@cygnus.com>
7544 * profile.c (branch_prob): If see computed goto, call fatal instead of
7547 * config/mips/sni-svr4.h (CPP_PREDEFINE): Add -DSNI and -Dsinix.
7549 * configure.in (alpha-dec-osf): Add default case for osf* to switch.
7550 Patch from Bruno Haible.
7552 * function.c (put_reg_into_stack): Copy MEM_IN_STRUCT_P from new.
7553 (assign_parms): Set aggregate if hide_last_arg and last_named.
7555 Mon Mar 9 19:57:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7557 * final.c (shorten_branches): Initialize insn_addresses.
7559 Mon Mar 9 14:10:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7561 * sh.h (MUST_PASS_IN_STACK): Define.
7563 Sun Mar 8 13:01:56 1998 Jeffrey A Law (law@cygnus.com)
7565 * final.c (shorten_branches): Fix minor logic error in
7566 ADDR_DIFF_VEC shortening support.
7568 Sun Mar 8 02:17:42 PST 1998 Jeff Law (law@cygnus.com)
7570 * version.c: Bump for snapshot.
7572 Sat Mar 7 00:54:15 1998 Jeffrey A Law (law@cygnus.com)
7574 * haifa-sched.c (is_cfg_nonregular): Change return type to
7575 an int. No longer compute "estimated" number of edges. Use
7576 computed_jump_p instead of duplicating the code. Fixup/add
7578 (build_control_flow): Returns a value indicating an irregularity
7579 in the cfg was detected. Count the number of edges in the cfg.
7580 allocate various edge tables.
7581 (find_rgns): No longer look for unreachable blocks.
7582 (schedule_insns): Do not allocate memory for edge tables here.
7583 Free memory for edge tables before returning. Do not perform
7584 cross block scheduling if build_control_flow returns nonzero.
7585 * flow.c (compute_preds_succs): More accurately determine when
7588 * basic-block.h (free_basic_block_vargs): Provide prototype.
7590 * cccp.c (main): Fix dumb mistakes in last change.
7592 Fri Mar 6 21:28:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7594 * rtl.h (addr_diff_vec_flags): New typedef.
7595 (union rtunion_def): New member rt_addr_diff_vec_flags.
7596 (ADDR_DIFF_VEC_FLAGS): New macro.
7598 * sh.c (output_branch): Fix offset overflow problems.
7600 * final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE.
7601 (final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT.
7602 * rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags).
7603 * stmt.c (expand_end_case): Supply new arguments to
7604 gen_rtx_ADDR_DIFF_VEC.
7605 * 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY.
7606 * alpha.h, arc.h, clipper.h, convex.h : Likewise.
7607 * dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise.
7608 * i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise.
7609 * mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise.
7610 * rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise.
7611 * vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise.
7612 * i386/386bsd.h, i386/freebsd-elf.h : Likewise.
7613 * i386/freebsd.h, i386/linux.h : Likewise.
7614 * i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise.
7615 * i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise.
7616 * m68k/mot3300.h, m68k/sgs.h : Likewise.
7617 * m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise.
7618 * sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define.
7619 (CASE_VECTOR_SHORTEN_MODE): Define.
7620 (short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare.
7621 (med_branch_p, braf_branch_p): Don't declare.
7622 (mdep_reorg_phase, barrier_align): Declare.
7623 (ADJUST_INSN_LENGTH): Remove alignment handling.
7624 * sh.c (uid_align, uid_align_max): Deleted.
7625 (max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted.
7626 (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted.
7627 (cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted.
7628 (output_far_jump): Don't use braf_branch_p.
7629 (output_branchy_insn): Don't use branch_offset.
7630 (find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs.
7631 Remove paired barrier stuff.
7632 Don't use cache_align_p.
7633 Take alignment insns into account.
7634 (fixup_addr_diff_vecs): Reduce to only fixing up the base label of
7636 (barrier_align, branch_dest): New function.
7637 (machine_dependent_reorg, split_branches): Remove infrastructure
7638 for branch shortening that is now provided in the backend.
7639 * sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes.
7640 (braf_branch_p, braf_cbranch_p): Likewise.
7641 (attribute length): Use new attributes.
7642 (casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC.
7643 (addr_diff_vec_adjust): Delete.
7644 (align_2): Now a define_expand.
7645 (align_log): Now length 0.
7647 Fri Mar 6 14:41:33 1998 Michael Meissner <meissner@cygnus.com>
7649 * m32r.md (right): Correctly check for length == 2, not 1.
7651 Fri Mar 6 14:00:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7653 * mips/mips.h: Prototype `machine_dependent_reorg'.
7654 (ASM_OUTPUT_ALIGN): Remove unused variable `mask'.
7656 Fri Mar 6 11:43:35 1998 Joern Rennecke (amylaar@cygnus.co.uk)
7658 * final.c (shorten_branches): Restore accidentally removed code.
7660 Fri Mar 6 11:00:49 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7662 * configure.in: Remove duplicate uses of AC_PROG_CC and
7665 Fri Mar 6 00:59:30 1998 Richard Henderson <rth@cygnus.com>
7667 * configure.in (target_cpu_default2): Correct typo for alphapca56.
7669 Thu Mar 5 23:24:50 1998 Jeffrey A Law (law@cygnus.com)
7670 Doug Evans (devans@cygnus.com)
7672 * haifa-sched.c (build_jmp_edges): Delete dead function.
7673 (build_control_flow): Use cfg routines from flow.c
7674 (schedule_insns): Remove debugging code accidentally checked
7677 * basic-block.h: Add external integer list structures, typdefs,
7678 accessor macros and function declarations. Simlarly for
7679 basic block pred/succ support and simple bitmap stuff.
7680 * flow.c: Add functions for integer list, basic block pred/succ
7681 support and simple bitmap support.
7682 (compute_dominators): New function to compute dominators and
7684 (find_basic_blocks): Split into two functions.
7685 (life_analysis): Likewise.
7686 (flow_analysis): Removed. Now handled by calling find_basic_blocks,
7687 the life_analysis from toplev.c
7688 * toplev.c (rest_of_compilation): Call find_basic_blocks, then
7689 life_analysis instead of flow_analysis.
7691 Thu Mar 5 23:06:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7693 * jump.c (jump_optimize): Call mark_jump_label also for deleted
7695 (mark_jump_label): Don't increment ref counts for deleted insns.
7697 Thu Mar 5 09:55:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7699 * mips/iris6.h (TARGET_DEFAULT): Parenthesize macro definition.
7701 * mips/mips.c: Include stdlib.h and unistd.h.
7702 (mips_asm_file_end): Add braces around empty body in an if-statement.
7703 (function_prologue): Wrap variable `fnname' in
7704 !FUNCTION_NAME_ALREADY_DECLARED. Correct format specifier in fprintf.
7705 (mips_select_rtx_section, mips_select_section): Declare as void.
7707 * mips/mips.h: Add prototypes for extern functions in mips.c.
7708 (FUNCTION_ARG_REGNO_P): Add parentheses around && within ||.
7709 (ENCODE_SECTION_INFO): Add braces around empty body in an
7712 * mips/mips.md (movdi): Add parentheses around && within ||.
7713 (movsf, movdf): Likewise.
7714 (branch_zero, branch_zero_di): Add default case in
7718 Thu Mar 5 02:45:48 1998 Richard Henderson <rth@cygnus.com>
7720 * alpha/alpha.h (TARGET_WINDOWS_NT, TARGET_OPEN_VMS): Just make them
7721 real constants, since they can't be changed.
7722 (TARGET_AS_CAN_SUBTRACT_LABELS): New.
7723 * alpha/alpha.md (builtin_setjmp_receiver): Use it.
7724 * alpha/osf.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
7725 * alpha/osf2or3.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
7726 * alpha/vms.h (TARGET_OPEN_VMS): New.
7727 * alpha/win-nt.h (TARGET_WINDOWS_NT): New.
7729 Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com>
7731 * reload.c (find_reloads): Always force (subreg (mem)) to be
7732 reloaded if WORD_REGISTER_OPERATIONS.
7734 Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com>
7736 * haifa-sched.c (free_list): Rename from free_pnd_lst.
7737 (free_pending_lists): Rename free_pnd_lst uses.
7738 (remove_dependence): Place expunged element on unused_insn_list.
7739 (alloc_INSN_LIST, alloc_EXPR_LIST): New. Change all callers of
7740 gen_rtx_*_LIST and alloc_rtx to use them.
7741 (compute_block_backward_dependences): Free the reg_last_* lists.
7743 Thu Mar 5 00:05:40 1998 Jeffrey A Law (law@cygnus.com)
7745 * cccp.c (main): Avoid undefined behavior when setting pend_includes
7748 Wed Mar 4 21:58:25 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
7750 * rs6000/linux.h: don't define DEFAULT_VTABLE_THUNKS to 1 if
7751 USE_GNULIBC_1 is defined
7752 * configure.in: add a new case powerpc-*-linux-gnulibc1 which
7753 includes the t-linux-gnulibc1 fragment
7755 Wed Mar 4 12:11:36 1998 Jim Wilson <wilson@cygnus.com>
7757 * mips.md (movdf_internal1a): Fix misplaced parenthesis in condition.
7759 Wed Mar 4 18:47:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7761 * final.c (final_scan_insn, case CODE_LABEL: Cleanup.
7763 Wed Mar 4 15:51:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7765 * final.c (shorten_branches): Tag the loop alignment onto the
7766 first label after NOTE_INSN_LOOP_BEG even if there is an
7769 Tue Mar 3 21:48:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7771 * final.c (insn_current_reference_address):
7772 Use SEQ instead of BRANCH as argument to align_fuzz, to get a
7773 proper alignment chain.
7775 * final.c (max_labelno): New static variable.
7776 (final_scan_insn): Check max_labelno before outputting an
7777 alignment for a label.
7778 (shorten_branches): Remove unused variable length_align.
7780 Tue Mar 3 14:27:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7782 * sparc.c (ultrasparc_adjust_cost): Add default case in
7785 * sparc.h: Add prototypes for extern functions defined in
7788 Tue Mar 3 10:00:11 1998 Nick Clifton <nickc@cygnus.com>
7790 * toplev.c: Only generate <name>.dbr file when dumping RTL if
7791 DEALY_SLOTS is defined.
7793 Tue Mar 3 07:36:37 1998 Manfred Hollstein <manfred@s-direktnet.de>
7795 * reorg.c (fill_eager_delay_slots): Add new argument delay_list
7796 in call to fill_slots_from_thread.
7798 Mon Mar 2 13:45:03 1998 Richard Henderson <rth@cygnus.com>
7800 * alpha/linux.h (CPP_PREDEFINES): Correct connecting whitespace
7801 to SUB_CPP_PREDEFINES. Reported by asun@saul4.u.washington.edu.
7803 Mon Mar 2 22:59:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7805 * final.c (insn_last_address, insn_current_align, uid_align):
7807 (in_align_chain, align_fuzz, align_shrink_fuzz): New functions.
7808 (insn_current_reference_address): Likewise.
7809 (shorten_branches, final_scan_insn): Implement LABEL_ALIGN,
7810 LABEL_ALIGN_AFTER_BARRIER and LOOP_ALIGN target macros.
7811 (label_to_alignment): New function.
7812 * genattrtab.c (write_test_expr): If one of LABEL_ALIGN,
7813 LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN is defined, call
7814 insn_current_reference_address instead of insn_current_address.
7815 (or_attr_value, write_length_unit_log): New functions.
7816 (main): Call write_length_unit_log.
7817 (write_const_num_delay_slots): Output extra '\n'.
7818 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE):
7820 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER).
7821 * i386.h, i386/osfrose.h, i386/svr3dbx.h, m68k.h, sparc.h: Likewise.
7822 * arc.h, m32r.h (ASM_OUTPUT_LOOP_ALIGN): replace with:
7824 * i960.h, m88k.h: (ASM_OUTPUT_ALIGN_CODE): Replace with:
7825 (LABEL_ALIGN_AFTER_BARRIER).
7826 * ns32k/encore.h, ns32k/merlin.h, ns32k.h, ns32k/sequent.h: Likewise.
7827 * ns32k/tek6000.h: Likewise.
7828 * i386/gas.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Delete.
7829 * i386.md (casesi+1): Use ASM_OUTPUT_ALIGN instead of
7830 ASM_OUTPUT_ALIGN_CODE.
7832 Mon Mar 2 01:05:50 PST 1998 Jeff Law (law@cygnus.com)
7834 * version.c: Bump for snapshot.
7836 Mon Mar 2 00:52:18 PST 1998 Jeff Law (law@cygnus.com)
7838 * version.c: Bump for snapshot.
7840 Sun Mar 1 18:25:49 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
7842 * reorg.c (fill_slots_from_thread): Don't steal delay list from target
7843 if condition code of jump conflicts with opposite_needed.
7845 * reorg.c (fill_slots_from_thread): Mark resources referenced in
7846 opposite_needed thread. Return delay_list even when cannot get
7847 any more delay insns from end of subroutine.
7849 Sun Mar 1 18:26:21 1998 Ken Rose (rose@acm.org)
7851 * reorg.c (fill_slots_from_thread): New parameter, delay_list.
7852 All callers changed.
7854 Sun Mar 1 18:25:37 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
7856 * frame.c (start_fde_sort, fde_split, heapsort, fde_merge,
7857 end_fde_sort): New functions for fast sorting of an FDE array.
7858 (fde_insert): Simplified.
7859 (add_fdes): Change argument list.
7860 (frame_init): Use the new functions.
7862 Sun Mar 1 18:06:21 1998 Jeffrey A Law (law@cygnus.com)
7864 * ginclude/va-ppc.h (va_arg): Fix typo in long long support.
7866 * i386.c (reg_mentioned_in_mem): Fix dangling else statement.
7868 * fold-const.c (fold_range_test): Always return a value.
7870 Sun Mar 1 17:57:34 1998 Mumit Khan <khan@xraylith.wisc.edu>
7872 * config/i386/winnt.c (i386_pe_unique_section): Put read-only
7873 data in the text section unless READONLY_DATA_SECTION is defined.
7875 Sun Mar 1 17:48:46 1998 Jeffrey A Law (law@cygnus.com)
7877 * c-parse.in (undeclared variable error): Tweak error message to
7880 Sun Mar 1 10:22:36 PST 1998 Jeff Law (law@cygnus.com)
7882 * version.c: Bump for snapshot.
7884 1998-02-28 Mark Mitchell <mmitchell@usa.net>
7886 * final.c (final_scan_insn): Undo overzealous removal of `set'.
7888 Sat Feb 28 07:54:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7890 * pa.h (CONST_COSTS): When checking the CONST_DOUBLE enumerated
7891 case, add parentheses to specify the proper order of precedence in
7895 * c-aux-info.c: Include string.h/strings.h.
7897 * pa.c: Include stdlib.h.
7898 (pa_combine_instructions): Prototype the function.
7899 (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise.
7900 (reloc_needed): Add default case for enumeration switch.
7901 (remove_useless_addtr_insns): Remove unused variable `all'.
7902 (hppa_expand_prologue): Add explicit braces to avoid
7904 (output_function_epilogue): Remove unused variable `i'.
7905 (output_millicode_call): Remove unused variable `link'.
7906 (shadd_constant_p, forward_branch_p): Make the function static.
7907 (following_call): Explicitly declare to return int.
7908 (pa_reorg): Declare as void.
7909 (pa_combine_instructions): Declare as static void. Add
7910 parentheses around && within ||.
7912 * pa.h: Add prototypes for pa_reorg, symbolic_operand,
7913 following_call, function_label_operand, lhs_lshift_cint_operand
7916 * pa.md: Add parentheses around && within ||.
7918 * cppalloc.c: Include stdlib.h.
7920 * cpperror.c (cpp_print_containing_files): Remove unused variable
7921 `i'. Fix format specifier in fprintf.
7923 * cse.c (cse_around_loop): Add explicit braces to avoid
7925 (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0.
7927 * expr.c (expand_expr): Add parentheses around && within ||.
7929 * final.c (app_enable): Replace fprintf with fputs where there are
7930 no format specifiers and no trailing argument after the string.
7931 Eg, when printing ASM_APP_ON/ASM_APP_OFF.
7932 (app_disable): Likewise.
7933 (final_end_function): Likewise.
7934 (final_scan_insn): Likewise. Remove unused variable `set'.
7935 (profile_function): Wrap empty if-statement body in {} brackets.
7937 * function.c: Include stdlib.h.
7938 (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD.
7939 (reposition_prologue_and_epilogue_notes): Add parentheses
7940 around assignment used as truth value.
7942 * integrate.c (expand_inline_function): Wrap variable
7943 `cc0_insn' in macro HAVE_cc0.
7945 * jump.c (jump_optimize): Wrap variable `q' in macro
7946 HAVE_cc0. Remove unused variable `prev1'.
7948 * libgcc2.c (__bb_exit_trace_func): Add parentheses around &&
7949 within ||. Fix format specifier in fprintf.
7950 (__bb_init_prg): Add parentheses around assignment used as
7953 * local-alloc.c: Include stdlib.h.
7954 (requires_inout): Add parentheses around assignment used
7957 * loop.c (analyze_loop_iterations): Wrap prototype and definition
7958 in macro HAVE_decrement_and_branch_on_count.
7959 (insert_bct, instrument_loop_bct): Likewise.
7960 (move_movables): Add parentheses around assignment used as
7962 (consec_sets_invariant_p): Likewise.
7963 (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0.
7965 * objc/objc-act.c: Include stdlib.h.
7966 (lookup_method_in_protocol_list): Wrap empty else-statement body
7968 (lookup_protocol_in_reflist): Likewise.
7969 (objc_add_static_instance): Remove unused variables `decl_expr'
7971 (get_objc_string_decl): Remove unused variable `decl'.
7972 (generate_static_references): Remove unused variables `idecl' and
7974 (check_protocols): Wrap empty else-statement body in braces.
7976 * protoize.c: Include stdlib.h.
7977 (substr): Add parentheses around assignment used as truth value.
7978 (abspath): Likewise.
7979 (shortpath): Likewise.
7981 * regmove.c (fixup_match_1): Add parentheses around assignment
7982 used as truth value.
7984 * reload.c (push_secondary_reload): Remove unused variable `i'.
7985 (find_reloads): Add parentheses around assignment used as truth
7988 * reload1.c: Include stdlib.h.
7990 * rtl.h: Correct typo in prototype of offsettable_memref_p.
7992 * stmt.c (add_case_node): Add parentheses around assignment used
7994 (case_tree2list): Likewise.
7996 * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list'
7997 in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable
7998 `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE.
7999 (merge_attributes): Add explicit braces to avoid ambiguous
8002 * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in
8005 * varasm.c: Include stdlib.h.
8008 * system.h: Remove sys/stat.h.
8009 * gcc.c: Add sys/stat.h.
8011 * genattr.c: Wrap prototype of `free' in NEED_DECLARATION_FREE.
8012 * genattrtab.c: Likewise.
8013 * genconfig.c: Likewise.
8014 * genemit.c: Likewise.
8015 * genextract.c: Likewise.
8016 * genflags.c: Likewise.
8017 * genopinit.c: Likewise.
8018 * genoutput.c: Likewise.
8019 * genpeep.c: Likewise.
8020 * genrecog.c: Likewise.
8021 * tlink.c: Likewise. Also wrap `getenv' in NEED_DECLARATION_GETENV.
8023 Fri Feb 27 11:02:47 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8025 * invoke.texi: Use @itemx for a secondary item in a @table.
8027 * config/m68k/m68k.md (movsf+1): Optimize moving a CONST_DOUBLE
8030 Thu Feb 26 00:13:21 1998 Ian Lance Taylor <ian@cygnus.com>
8032 * choose-temp.c: Fix handling of sys/file.h to work in libiberty.
8034 Wed Feb 25 23:40:54 1998 Jeffrey A Law (law@cygnus.com)
8036 * i386.c (struct machine_function): Add new fields for PIC stuff.
8037 (save_386_machine_status): Fix argument to xmalloc. Save pic_label_rtx
8039 (restore_386_machine_status): Corresponding changes.
8040 (clear_386_stack_locals): Also clear pic_label_rtx and pic_label_name.
8042 Wed Feb 25 01:31:40 1998 Jeffrey A Law (law@cygnus.com)
8044 * c-parse.y (undeclared variable error): Tweak error message
8047 Tue Feb 24 23:54:07 1998 Richard Henderson <rth@cygnus.com>
8049 * flags.h (g_switch_value, g_switch_set): Declare.
8050 * alpha.c (override_options): Set g_switch_value=8 if not set.
8051 * alpha/elf.h (CC1_SPEC): New.
8053 (LINK_SPEC): Pass along the -G value we were given.
8054 (LOCAL_ASM_OP): Remove.
8055 (ASM_OUTPUT_ALIGNED_LOCAL): Output to .bss or .sbss by size.
8056 (MAX_OFILE_ALIGNMENT): New.
8057 (BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP): New.
8058 (EXTRA_SECTIONS): Add sbss and sdata.
8059 (SECTION_FUNCTION_TEMPLATE): New.
8060 (EXTRA_SECTION_FUNCTIONS): Use it.
8061 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8062 (SELECT_SECTION): Use sdata when small enough.
8063 * alpha/linux.h (ASM_SPEC): Remove.
8066 Mon Feb 23 15:09:18 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
8067 * config.sub (sco5): Fix typo.
8069 Mon Feb 23 18:19:31 1998 Manfred Hollstein <manfred@s-direktnet.de>
8071 * config/t-linux (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Add macros and
8073 * config/t-linux-aout (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Likewise.
8074 * config/alpha/t-linux: Remove file.
8075 * config/sparc/t-linux: Remove file.
8076 * config/m68k/t-linux (LIBGCC1, CROSS_LIBGCC1): Remove.
8077 * config/m68k/t-linux-aout (LIBGCC1, CROSS_LIBGCC1): Likewise.
8078 * configure.in (alpha*-*-linux-gnulibc1*): Use t-linux instead of alpha/t-linux
8080 (alpha*-*-linux-gnu*): Likewise.
8081 (sparc-*-linux-gnulibc1*): Use t-linux instead of sparc/t-linux for tmake_file.
8082 (sparc-*-linux-gnu*): Likewise.
8084 Mon Feb 23 10:47:39 1998 Robert Lipe <robertl@dgii.com>
8085 * collect2.c (ldd_file_name): Bracket declaration with same
8087 (full_real_ld_suffix): Deleted. Variable was calloced and
8088 written into, but never read.
8090 1998-02-23 Mike Stump <mrs@wrs.com>
8092 * configure.in: Add support for i386-wrs-vxworks configuration.
8093 * i386/vxi386.h: New file.
8095 Sun Feb 22 21:16:51 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
8097 * tree.c (contains_placeholder_p): Ensure function always returns
8099 * sparc.md (movdi_sp64_insn): Add default case in enumeration switch.
8100 (movsf_const_insn, movdf_const_insn, movtf_const_insn): Likewise.
8102 Sun Feb 22 20:58:19 1998 Jeffrey A Law (law@cygnus.com)
8104 * vms.h (SELECT_SECTION): Use TREE_CODE_CLASS correctly.
8106 1998-02-22 Paul Eggert <eggert@twinsun.com>
8108 * config/sparc/sol2-sld.h (LINKER_DOES_NOT_WORK_WITH_DWARF2):
8109 Define this new symbol.
8110 (DWARF2_DEBUGGING_INFO, DWARF_DEBUGGING_INFO): Do not #undef.
8111 * toplev.c (main): Do not default to DWARF2_DEBUG with -ggdb if
8112 LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
8114 Sun Feb 22 20:07:32 1998 Jim Wilson <wilson@cygnus.com>
8116 * iris5.h (DWARF2_UNWIND_INFO): Define to 0.
8117 * iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
8119 Sun Feb 22 15:29:48 1998 Richard Henderson <rth@cygnus.com>
8121 * objc/Object.m (-error): Call objc_verror with our va_list.
8123 Sun Feb 22 09:45:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8125 * collect2.c (scan_prog_file): Completely cover uses of variable
8126 `exports' with macro COLLECT_EXPORT_LIST.
8128 Sat Feb 21 20:36:23 1998 Jeff Law (law@cygnus.com)
8130 * version.c: Bump for snapshot.
8132 Fri Feb 20 16:22:13 1998 Michael Meissner <meissner@cygnus.com>
8134 * sched.c (schedule_block): Remove code to get arguments from hard
8135 regs into pseudos early. Same as Aug 25, 1997 change to
8138 1998-02-20 Jason Merrill <jason@yorick.cygnus.com>
8140 * collect2.c (main): Still handle !do_collecting for non-AIX targets.
8142 1998-02-16 Mark Mitchell <mmitchell@usa.net>
8144 * toplev.c (rest_of_compilation): Do not defer the output of a
8147 Fri Feb 20 10:39:47 1998 Michael Tiemann <michael@impact.tiemann.org>
8149 * ginclude/va-mips.h (va_arg): Remove trailing space after '\'
8150 continuation character (line 243).
8152 Fri Feb 20 12:10:26 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8154 * genrecog.c (main): Remove duplicated sentence in emitted comment.
8156 Thu Feb 19 22:36:53 1998 Andrey Slepuhin <pooh@msu.net>
8157 David Edelsohn <edelsohn@mhpcc.edu>
8159 * collect2.c (XCOFF_SCAN_LIBS): Remove.
8160 (export_flag): New variable.
8161 (export_file): #ifdef COLLECT_EXPORT_LIST.
8162 (import_file, exports, imports, undefined): New variables.
8163 (libs, cmdline_lib_dirs, libpath_lib_dirs, libpath, libexts): Same.
8164 (dump_list, dump_prefix_list, is_in_list): New functions.
8165 (write_export_file): $ifdef COLLECT_EXPORT_LIST.
8166 (write_import_file, resolve_lib_name): New functions.
8167 (use_import_list, ignore_library): Same.
8168 (collect_exit): maybe_unlink import_file and #ifdef.
8170 (main): New variable importf, #ifdef exportf. Move parsing of
8171 -shared before general argument parsing. Resolve AIX library
8172 paths and import libgcc.a symbols. Treat .so shared libraries the
8173 same as objects and .a libraries. Create alias for object_lst and
8174 increment it instead of original pointer. Scan AIX libraries as
8175 objects earlier instead of using scan_libraries. Perform AIX
8176 tlink later to resolve templates instead of forking ld.
8177 (GCC_OK_SYMBOL): Ensure symbol not in undef section.
8178 (GCC_UNDEF_SYMBOL): New macro.
8179 (scan_prog_file): Loop for members of AIX libraries. Handle
8180 export/import of ctors/dtors.
8181 (aix_std_libs): New variable.
8182 (scan_libraries, XCOFF): Delete.
8184 Thu Feb 19 22:36:52 1998 Robert Lipe <robertl@dgii.com>
8186 * collect2.c (full_real_ld_suffix): #ifdef CROSS_COMPILE.
8188 1998-02-19 Mike Stump <mrs@wrs.com>
8190 * Makefile.in: Use $tooldir for sys-include to match toplevel
8193 Thu Feb 19 01:32:37 1998 Jeffrey A Law (law@cygnus.com)
8194 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8196 * emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__.
8198 * emit-rtl.c (hard-reg-set.h): Include.
8199 (get_lowpart_common): Don't make new REG for hard reg in a
8200 class that cannot change size.
8201 * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
8203 * combine.c: Revert previous patch.
8205 1998-02-19 Paul Eggert <eggert@twinsun.com>
8207 * config/sparc/sol2-sld.h: New file.
8208 * configure.in (sparc-*-solaris2*): Use it when using the
8211 Thu Feb 19 00:46:59 1998 Jeffrey A Law (law@cygnus.com)
8213 * loop.c (force_movables): Fix typo.
8215 Thu Feb 19 08:26:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
8217 * m88k.h: Change file pattern to match reality.
8219 Wed Feb 18 23:19:52 1998 Jeffrey A Law (law@cygnus.com)
8221 * varasm.c (output_constant_pool): Fix dumb thinko in last
8224 * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Correctly translate from
8225 a function name to a section name.
8227 1998-02-18 Doug Evans <devans@cygnus.com>
8229 * tree.h (merge_machine_{type,decl}_attributes): Declare.
8230 (split_specs_attrs, strip_attrs): Add prototypes.
8231 * tree.c (merge_machine_{type,decl}_attributes): New functions.
8232 * c-decl.c (duplicate_decls): Call merge_machine_decl_attributes.
8233 Update olddecl's attributes too.
8234 * c-common.c (strip_attrs): New function.
8235 * c-typeck.c (common_type): Call merge_machine_type_attributes.
8236 * varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P.
8237 (make_decl_rtl): Likewise.
8239 1998-02-18 Jim Wilson <wilson@cygnus.com>
8241 * c-decl.c (shadow_tag_warned): Call split_specs_attrs.
8243 Wed Feb 18 09:09:50 1998 Jeffrey A Law (law@cygnus.com)
8245 Remove this change until we can fix it correctly.
8246 * collect2.c: Bracket declaration of 'exportf' and
8247 'full_real_ld_suffix'.
8249 Wed Feb 18 08:44:25 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
8251 * Makefile.in (STAGESTUFF): Add genrtl.c, genrtl.h and gengenrtl.
8253 Tue Feb 17 23:30:20 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
8255 * c-common.c (c_expand_start_cond, c_expand_end_cond,
8256 c_expand_start_else): Don't warn about non-ambiguous else even if
8259 Tue Feb 17 23:56:50 1998 Robert Lipe <robertl@dgii.com>
8261 * sco5.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
8262 ASM_OUTPUT_LONG_DOUBLE): Delete. Use the ones from i386.h
8265 Tue Feb 17 22:56:14 1998 Richard Henderson <rth@cygnus.com>
8267 * combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when
8268 simplifying a subreg of a hard reg.
8269 (expand_compound_operation): Likewise.
8270 (force_to_mode): Likewise.
8272 Tue Feb 17 22:37:22 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8274 * fold-const.c: Include "system.h" to get stdlib.h and stdio.h.
8275 (lshift_double): Add parentheses around + or - inside shift.
8276 (rshift_double): Likewise.
8277 (size_int_wide): Explicitly set type of `bit_p' to `int'.
8279 * Makefile.in (fold-const.o): Depend on system.h.
8281 * Makefile.in (gcc.o): Depend on system.h, in accordance with last
8284 * haifa-sched.c: Include "system.h" to get <stdlib.h> and <stdio.h>.
8285 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
8286 (sched_note_set): Remove unused parameter `b', all callers changed.
8287 (schedule_block): Likewise for `rgn'.
8288 (split_hard_reg_notes): Likewise for `orig_insn'.
8289 (check_live): Likewise for `trg'.
8290 (update_live): Likewise.
8291 (check_live_1): Explcitly declare variable `i' as int.
8292 (update_live_1): Likewise.
8293 (insn_issue_delay): Remove unused variable `link'.
8294 (sched_analyze_2): Add default case in enumeration switch.
8295 (schedule_insns): Remove unused variable `i'.
8297 * Makefile.in ($(SCHED_PREFIX)sched.o): Depend on system.h.
8299 Tue Feb 17 22:31:04 1998 Jeffrey A Law (law@cygnus.com)
8301 * loop.c (rtx_equal_for_loop_p): Add some braces to disambiguate
8302 a dangling else clause.
8304 Tue Feb 17 21:28:12 1998 Gavin Koch <gavin@cygnus.com>
8306 * mips/mips.h (CAN_ELIMINATE): Don't eliminate the frame
8307 pointer for the stack pointer in MIPS16 and 64BIT.
8309 Tue Feb 17 21:17:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8311 * rtl.h (force_line_numbers, restore_line_number_status): Declare.
8312 * emit-rtl.c (force_line_numbers, restore_line_number_status):
8314 * stmt.c (struct nesting): Replace seenlabel with line_number_status.
8315 (expand_start_case): Adjust to this change.
8316 (check_seenlabel): New function.
8317 (pushcase, pushcase_range, expand_endcase): Use it.
8319 Tue Feb 17 10:14:32 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8321 * i386.md (adddi3): Add =!r,0,0,X alternative.
8323 Mon Feb 16 16:13:43 1998 David Edelsohn <edelsohn@mhpcc.edu>
8325 * rs6000.h (MY_ISCOFF): Add numeric value of U803XTOCMAGIC.
8326 * x-aix31 (INSTALL): Delete.
8328 Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com>
8330 * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if
8331 tsize changes to something other than zero.
8333 Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com>
8335 * ginclude/va-mips.h: Replace casts of pointers to int with
8336 casts of pointers to __PTRDIFF_TYPE__.
8338 Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu>
8340 * loop.c (strength_reduce, record_biv, record_giv): Use
8341 HOST_WIDE_INT_PRINT_DEC to print CONST_INT values.
8343 1998-02-16 Jason Merrill <jason@yorick.cygnus.com>
8345 * tree.c (first_rtl_op): New fn.
8346 (unsave_expr_now): Use it.
8347 * print-tree.c (print_node): Likewise.
8348 * tree.c (has_cleanups): New fn.
8349 * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more
8350 conservative about pushing the cleanup point down.
8351 * tree.h: Declare them.
8353 Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com)
8355 * toplev.c (flag_schedule_reverse_before_reload): Delete variable.
8356 (flag_schedule_reverse_after_reload): Likewise.
8357 (f_options): Remove reverse scheduling support.
8358 * flags.h (flag_schedule_reverse_before_reload): Delete declaration.
8359 (flag_schedule_reverse_after_reload): Likewise.
8360 * haifa-sched.c (rank_for_schedule): Remove support for reverse
8363 Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8365 * gcc.c: Get system includes, prototypes and macros via "system.h"
8366 instead of doing it manually. Change all calls of the ctype
8367 macros to custom versions defined in "system.h".
8369 * system.h: Fix return type of bcmp prototype from `void' to `int'.
8370 Make bcopy, bcmp and bzero prototypes explicitly `extern'.
8371 Add a prototype for getenv.
8373 Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com>
8375 * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change.
8377 Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu>
8379 * alias.c: Include <stdlib.h> and <string.h>.
8380 (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set.
8382 Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com)
8384 * version.c: Bump for snapshot.
8386 Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com)
8388 * arm.md (movsfcc): Also validate operands[3] when compiling hard
8390 (movdfcc): Only accept fpu_add_operand for operands[3].
8392 * arm/t-semi (STMP_FIXPROTO): Define to nothing.
8393 * arm/t-semiaof (STMP_FIXPROTO): Likewise.
8395 Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com)
8397 * varasm.c (output_constant_pool): Bring back 'done' label inside
8398 an appropriate #ifdef.
8400 * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an
8402 (bitmap_copy, bitmap_operation): Likewise.
8403 * combine.c (combinable_i3pat): Similarly for 'src'.
8404 * function.c (fixup_var_refs_1): Similarly for 'outerdest'.
8405 (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'.
8406 * regclass.c (copy_cost): Similarly for 'secondary_class'.
8407 * reload.c (make_memloc): Simliarly for 'i'.
8408 (find_reloads_address_1): Similarly for 'link'.
8409 * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'.
8410 (emit_reload_insns): Similarly for 'second_reloadreg'.
8411 * unroll.c (iteration_info): Similarly for 'v'.
8413 * caller-save.c (insert_save_restore): Remove unused variable 'i'.
8414 * calls.c (expand_call): Similarly for 'i'.
8415 (emit_library_call, emit_library_call_value): Similarly for 'mode'.
8416 * fold-const.c (strip_compund_expr): Similarly for 'type'.
8417 * function.c (fixup_var_refs_1): Similarly for 'width'.
8418 (fixup_memory_subreg): Similarly for 'saved'.
8419 (locate_and_pad_parm): Similarly for 'boundary_in_bytes.'
8420 (setjmp_protect): Similarly for 'sub'.
8421 (thread_prologue_and_epilogue_insns): Similarly for 'insn'.
8422 * loop.c (record_giv): Similarly for 'p'.
8423 (combine_givs): Similarly for 'temp_iv'.
8424 (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'.
8425 * recog.c (validate_replace_rtx_1): Similarly for 'width'.
8426 * tree.c (get_set_constructor_bytes): Similarly for 'vals'.
8427 * unroll.c (unroll_loop): Similarly for 'copy'.
8428 (iteration_info): Similarly for 'b'.
8429 * varasm.c (assemble_string): Similarly for 'i'.
8430 * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'.
8432 1998-02-13 Martin von Loewis <loewis@informatik.hu-berlin.de>
8434 * c-lang.c (lang_print_xnode): New function.
8435 * objc/objc-act.c (lang_print_xnode): Likewise.
8436 * print-tree.c (print_node): Call it
8438 Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com>
8440 * dwarf2out.c (decl_scope_node): New type.
8441 (decl_scope_table): Change type to use it.
8442 (decl_scope_table_allocated, decl_scope_depth): Change type to int.
8443 (push_decl_scope): Use new type. New locals containing_scope, i.
8444 Add code to handle setting previous field.
8445 (scope_die_for): Change type of local i to int. Add code to use
8447 (dwarf2out_init): Use new type.
8449 1998-02-13 Jason Merrill <jason@yorick.cygnus.com>
8451 * except.c (emit_throw): Lose throw_used.
8453 Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8455 * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn
8457 * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise.
8459 Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com)
8461 * genextract.c (main): Fix typo.
8463 Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com>
8465 * c-lang.c (finish_file): Bracket declaration of static_ctors,
8468 * calls.c (expand_call): Bracket declaration of 'rtx_before_call',
8469 'old_stack_arg_under_construction'
8470 (emit_library_call): Bracket declaration of 'upper_bound',
8471 'lower_bound', 'i', 'reg_parm_stack_space'
8472 (emit_library_call_value): Likewise.
8475 * collect2.c: include <unistd.h> when appropriate.
8476 Bracket declaration of 'exportf' and 'full_real_ld_suffix'.
8478 * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'.
8480 * explow.c (plus_constant_for_output_wide): Remove unused variable
8482 (memory_address): Remove unused variable 'orig_x'.
8484 * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'.
8485 (write_const_num_delay_slots): Remove unused variable 'i'.
8487 * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'.
8488 (gen_insn): Remove unused variable 'obstack_ptr'.
8490 * libgcc2.c (__bb_exit_func): Remove unused variables 'ret',
8492 (__bb_exit_trace_func): Remove unused variable 'e'.
8494 * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs',
8496 (expand_unop): Remove unused variable 'funexp'.
8497 (expand_complex_abs): Remove unused variable 'funexp'.
8498 (init_optabs): Bracket declaration of 'j'.
8499 (init_complex_libfuncs): Deleted. Dead static function.
8501 * profile.c (branch_prob): Remove unused variables 'insn', 'dest'.
8503 * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths'
8504 (reg_to_stack): 'initialized', 'before_function_beg'
8505 explictly type as ints instead of defaulting.
8506 (emit_swap_insn): Remove unused variable 'i2'.
8507 (compare_for_stack_reg): Remove unused variable 'src_note'.
8509 * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'.
8511 * sched.c (actual_hazard): Bracket declaration of 'this_cost'.
8513 * stmt.c (add_case_node): Add parens for assignment used as truth.
8514 (all_cases_count): Remove unused variable 'count_high'.
8515 (mark_seen_cases): Remove unused variable 'i'.
8516 (check_for_full_enumeration_handling): Remove unused variable 't'.
8517 Bracket declaration of 'all_values', 'l'.
8519 * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>.
8521 * varasm.c (assemble_string): Remove unused variable 'i'.
8522 (immed_double_const): Remove unused variable 'in_current_obstack'.
8523 (immed_real_const_1): Likewise.
8524 (output_constant_pool): Remove unreferenced label 'done'.
8525 (output_constant): Remove unused variable 'x'.
8527 * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not
8530 * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used
8533 Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8535 * combine.c (can_combine_p): Handle USEs in PARALLELs.
8537 Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org)
8539 * config/linux.h (LIB_SPEC): Add -lc for -shared if
8540 USE_GNULIBC_1 is not defined.
8541 * config/sparc/linux.h; Ditto.
8543 * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared.
8545 * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if
8546 USE_GNULIBC_1 is not defined.
8548 Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
8550 * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux)
8553 Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8555 * system.h: New file to get common systems includes and various
8556 definitions and declarations based on autoconf macros.
8558 Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com)
8560 * cccp.c (new_include_prefix): Correctly handle -I./.
8562 Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
8564 * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
8566 Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com>
8568 * expr.c (expand_assignment): Correct typo exposed by -Wall.
8569 offset should have been a truth value, not an assignment.
8571 Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com)
8573 * cse.c (delete_dead_from_cse): If a libcall produces a constant
8574 result and that result can be substituted into SET_SRC of the
8575 insn with the REG_RETVAL note, then perform the substitution
8576 and delete the libcall.
8578 Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com>
8580 * mips.md (trucndihi2,truncdiqi2): Change these to support
8583 Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com>
8585 * mips/mips.c (movdi_operand): Direct referances to symbols
8586 that arn't mips16 consts in mips16 mode arn't valid operands.
8588 * mips/mips.c (mips_move_2words): Add gprel handling.
8590 Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com>
8592 * mips.md (extendsidi2): Allow extension to/from a non-mips16
8595 Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com>
8597 * i386.c: Conditionally include <stdlib.h>, <string.h>, and
8600 Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8602 * Makefile.in (WARN_CFLAGS): New variable.
8603 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it.
8605 1998-02-11 Mark Mitchell <mmitchell@usa.net>
8607 * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when
8608 falling through default case in switch.
8609 (i386_aligned_p): Likewise.
8611 Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM>
8613 * mips/mips.h (mips_abi_string): Correct typo in comment.
8615 Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com>
8617 * mips/mips.md (movdi): These PLUS's need to be Pmode.
8619 Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8621 * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o,
8622 reorg.o, regmove.o): Depend on insn-codes.h, it gets included
8623 indirectly via expr.h.
8625 Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com>
8627 * stor-layout.c (layout_type): Do upper - lower in the native type,
8628 so as to properly handle negative indices.
8630 Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com>
8632 * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'.
8633 (expand_eh_region_start_tree): Remove unused variable 'note'.
8634 (exception_optimize): Remove unused variable 'regions'.
8635 (expand_builtin_eh_stub): Remove unused variable 'temp'.
8636 (copy_eh_entry): Deleted. Dead function.
8638 * expr.c (move_block_to_reg) Bracket declaration of 'pat' and
8639 'last' with same #if HAVE_load_multiple as use of it.
8640 (move_block_from_reg): Likewise.
8641 (emit_move_insn_1): Remove unused variable 'insns'.
8642 (store_constructor): Bracket declaration of startb, endb with
8643 #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size'
8644 'target', and 'xtarget'.
8645 (expand_builtin_setjmp): Remove unused variables 'op0',
8646 'next_arg_reg', 'old_inhibit_defer_pop'.
8647 (expand_builtin): Remove unused variable 'offset'.
8648 (do_store_flag): Remove unused variables 'pattern', 'jump_pat'.
8649 (emit_queue): Add parens for assignment used as conditional.
8650 (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'.
8652 Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com>
8654 * i386.c: Added include for recog.h.
8655 (override_options): Removed unused variable p. Initialized regno to
8657 (order_regs_for_local_alloc): Initialized regno to avoid warning.
8658 (legitimize_address): Likewise for 'other'.
8659 (i386_aligned_reg_p): Added default case with abort ().
8660 (print_operand): Likewise.
8661 (reg_mentioned_in_mem): Likewise.
8662 (ix86_expand_binary_operator): Removed unused variables i & insn.
8663 (ix86_expand_unary_operator): Removed unused variable insn.
8664 (output_fp_cc0_set): Removed unused variable unordered_label.
8666 Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu>
8668 * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...).
8669 Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments
8670 and format string match.
8672 Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com)
8674 * flow.c (life_analysis): Do not conside the stack pointer live at
8675 the end of a function if the fucntio ncalls alloca.
8676 (mark_used_regs): Similarly.
8678 1998-02-10 John F Carr <jfc@mit.edu>
8680 * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative
8681 1, fzero on alternative 8.
8683 Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8685 * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
8687 Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8689 * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical
8690 SUBREGs of CONST_INTs.
8692 Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu>
8694 * mips.c (print_operand, function_prologue): Make printf format
8695 match argument type.
8697 Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8699 * alpha.c (alpha_return_addr): Remove unused variable `first'.
8700 (alpha_ra_ever_killed): Remove unused variables `ra' and `i'.
8701 (output_epilog): Remove unused variable `frame_size_from_reg_save'.
8703 Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8705 * loop.c (strength_reduce): When placing increment for auto-inc
8706 case, do comparison in loop order.
8708 Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu>
8710 * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer,
8711 not a HOST_WIDE_INT.
8713 * calls.c (expand_call): Change test of expand_inline_function
8714 return value to stop compiler warning.
8716 * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT.
8718 Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com)
8719 Jeff Law (law@cygnus.com)
8721 * regmove.c: Fix various minor formatting problems.
8722 (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions
8723 is true. Make end of basic block tests consistent through regmove.c.
8724 (optimize_reg_copy_2, optimize_reg_copy_3): Likewise.
8725 (fixup_match_2, fixup_match_1, regmove_optimize): Likewise.
8727 Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8729 * gansidecl.h: Check for a conflicting macro definition before
8730 attempting to prototype bcopy, bcmp or bzero.
8732 Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com)
8734 * expr.c (clear_pending_stack_adjust): Handle case where a function
8735 calls alloca, but the user has specified -fomit-fframe-pointer.
8737 * function.c (assign_parms): Fix typo in last change.
8739 Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com>
8741 * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>,
8743 (free_path_suffix): Remove unreferenced static function.
8744 (process_command): Remove unused variable temp.
8745 (default_arg): Remove unused variable i.
8746 (do_spec_1): Add parens for assignment used as truth value.
8748 (validate_all_switches): Likewise.
8749 (main): Remove unused variables i, first_time>
8751 * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>.
8753 * calls.c (expand_call): Remove unused variables funtree,
8754 n_regs, and tmpmode.
8756 * dbxout.c, except.c: Include <string.h>/<strings.h>.
8758 * explow.c: (plus_constant_for_output_wide) Removed unused
8759 variable all_constant.
8761 * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c
8762 genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c,
8763 genrecog.c, global.c, integrate.c , stupid.c : Include
8766 * genextract.c: (walk_rtx) Remove unused variable link.
8768 * genrecog.c: (concat) Remove unreferenced static function.
8770 * prefix.c: Include <string.h>/<strings.h>, <stdlib.h>
8772 * stmt.c: Include <stdlib.h>.
8773 (expand_asm_operands): Remove unused variable val1.
8774 (expand_return): Remove unused variable block.
8775 (pushcase): Remove unused variables l and n.
8776 (pushcaserange): Likewise.
8778 * unroll.c (unroll_loop): Remove unused variable temp.
8780 Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org>
8782 * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
8784 Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8786 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf
8787 functions for whether they support the %p format specifier.
8788 * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf.
8789 * configure.in (GCC_FUNC_PRINTF_PTR): Use it.
8790 * configure, config.in: Rebuild.
8792 Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com>
8794 * function.c (assign_parms): New variable named_arg, with value
8795 depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
8797 Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com>
8799 * mips/t-r3900: New - same as t-ecoff but eliminate
8800 multilibs: mips1 and mips3.
8801 * configure.in (tx39*): Use new mips/t-r3900.
8802 * configure: Rebuild.
8803 * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1.
8805 1998-02-06 Jason Merrill <jason@yorick.cygnus.com>
8807 * dwarf2out.c: Add old_args_size.
8808 (dwarf2out_args_size): Use it.
8809 (dwarf2out_begin_prologue): Initialize it.
8810 (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up
8811 pushed args until we see a call.
8812 * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code
8813 before outputting them.
8815 1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu>
8817 * cplus-dem.c (demangle_template_template_parm): New function.
8818 (demangle_template): Handle template template parameters.
8820 1998-02-02 Mark Mitchell <mmitchell@usa.net>
8822 * calls.c (expand_call): Don't confuse member functions named
8823 realloc, setjmp, and so forth with the standard library
8824 functions of the same names.
8826 Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com)
8828 * stmt.c (expand_asm_operands): Correctly identify asm statements
8831 Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
8833 * c-common.c (decl_attributes): Flag unrecognized attribute
8834 functions as warnings instead of as errors.
8836 1998-02-05 Marc Lehmann <pcg@goof.com>
8838 * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions
8839 when -Os is specified.
8840 * toplev.c (main): Don't disable flag_inline_functions anymore when
8843 Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8845 * regmove.c: Update.
8846 * flags.h (flag_regmove): Declare.
8847 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare.
8848 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2):
8849 Moved into regmove; changed caller.
8850 * toplev.c (rest_of_compilation): Call regmove_optimize also for
8851 expensive_optimizations.
8853 Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com)
8855 * version.c: Bump for snapshot.
8857 Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8858 Undo this change (the problem was actually in reload):
8859 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8861 * sh.md (movqi_i+1): New peephole.
8863 Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com)
8865 * jump.c (jump_optimize): Lose calls to modified_in_p they are
8866 not needed anymore due to changes elsewhere in jump.c.
8868 * jump.c (jump_optimize): Fix first arg to modified_in_p in
8871 Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com>
8873 * expr.c (expand_builtin_setjmp): Accept two new arguments for
8874 the labels to branch to on first and subsequent executions. Don't
8875 play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup',
8876 and provide it with the jmp_buf. Use only one of
8877 `builtin_setjmp_receiver' or `nonlocal_goto_receiver',
8878 and provide the former with the target label.
8879 (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp.
8880 (expand_builtin) [BUILTIN_LONGJMP]: Split out to ...
8881 (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp'
8882 insn to replace all of the normal nonlocal_goto code. Don't play
8883 with __dummy. Correct arguments to nonlocal_goto.
8884 * expr.h (expand_builtin_setjmp): Update prototype.
8885 * except.c (start_dynamic_handler): When using builtin_setjmp,
8886 generate more accurate flow information.
8888 * alpha.md (nonlocal_goto_receiver_osf): Delete.
8889 (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver.
8890 (builtin_longjmp, builtin_setjmp_receiver): New.
8891 * sparc.md (update_return): Disambiguate unspec number.
8892 (nonlocal_goto): Rearrange arguments to match caller in except.c.
8893 (builtin_setjmp_setup): Rename from setjmp. Match and ignore the
8895 * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove.
8896 (builtin_setjmp_setup*, builtin_longjmp): New.
8898 Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu>
8900 * mips.md: Change gen_rtx (CONST_INT) to GEN_INT.
8902 Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com>
8904 * vmsconfig.com: Remove bytecode references.
8906 1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8908 * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that
8909 -fno-sjlj-exceptions works for a target that defines
8910 DWARF2_UNWIND_INFO as zero.
8912 * regmove.c (fixup_match_1): Undo last change which removed some
8913 "useless" code, and add a comment explaining this.
8915 Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com)
8917 * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT
8920 Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de>
8922 * makefile.vms: Remove bytecode references.
8923 Create genrtl files.
8925 Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
8927 * jump.c (jump_optimize): Allow conditional loading of floating point
8928 constants and constants from memory. Reinstalled modified_in_p tests.
8930 Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8932 * loop.c (get_condition): Handle sign-extended constants.
8934 Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se>
8936 * expr.c (emit_push_insn): Add code to use movstrti if present.
8938 * expr.c (emit_push_insn): Use same max-move-amount for movstrhi
8939 and movstrqi as in emit_block_move ().
8941 Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl>
8943 * config/m68k/x-next: Remove /NextDeveloper/Headers from
8944 the directories to fixinclude - /usr/include is a link
8945 to it and hence its contents are fixed by default.
8947 Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
8949 * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION
8951 Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de>
8953 * cccp.c (main): Predefine __VMS_VER on VMS.
8955 Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8957 * expr.c (get_inner_reference): Use sbitsizetype for type sizes.
8958 * fold-const.c (size_int): Replace with
8960 (make_bit_field_ref): Use bitsize_int for bit position.
8961 * stor-layout.c (sizetype): Delete.
8962 (sizetype_tab, sbitsizetype, ubitsizetype): Declare.
8963 (layout_record, layout_union, layout_type):
8964 Use bitsize_int for bit size.
8965 (set_sizetype): New function.
8966 (make_signed_type, make_unsigned_type): Use it.
8967 * c-decl.c (init_decl_processing): Likewise.
8968 * tree.h (size_int): Don't delcare, #define.
8969 (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare.
8970 (set_sizetype): Declare.
8971 (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype):
8973 * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes):
8974 Convert result to sizetype.
8975 (really_start_incremental_init, push_init_level):
8976 Set type of constructor_bit_index to sbitsizetype.
8977 (push_init_level): Use unsigned arithmetic to determine padding.
8978 (output_init_element): Likewise.
8980 Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com)
8982 * combine.c (simplify_shift_const): Fix typo in last change.
8984 Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu>
8986 * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt)))
8987 is (truncate (lshiftrt)).
8989 Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com>
8991 * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly.
8992 Make sure result winds up in TGT.
8993 (alpha_expand_unaligned_store): Use expand_binop properly. Allow
8994 src to be other than DImode.
8995 (alpha_expand_unaligned_load_words): Tidy. Take an offset argument.
8996 (alpha_expand_unaligned_store_words): Likewise.
8997 (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so
8998 that source and destination are separately optimized for alignment.
8999 (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN.
9001 Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com)
9003 * mips.md (adddi3_internal_2): Be consistent with adddi3 expander
9004 with handling of -32768.
9006 Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9008 * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a
9009 shell variable argument instead of only hard coded functions.
9010 (GCC_NEED_DECLARATIONS): New macro to accept multiple functions.
9012 * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one
9013 call. Collapse multiple calls to GCC_NEED_DECLARATION into one
9014 call to GCC_NEED_DECLARATIONS (new macro.) Check if we need
9015 declarations for bcopy, bcmp and bzero.
9017 * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations.
9019 * gansidecl.h: If we have bcopy but don't declare it, then do so.
9020 Likewise for bcmp and bzero. Only define macros for bcopy, bcmp,
9021 bzero, index and rindex if they aren't already present.
9023 Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com)
9025 * toplev.c (close_dump_file): Wrap function prototype for
9026 argument "func" in PROTO.
9027 (dump_rtl): Likewise.
9029 Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu>
9031 * sparc.c (sparc_override_options): Make v8plus and ultrasparc set
9033 (output_function_epilogue): Omit epilogue if nothing drops through.
9034 (output_move_double): Supress int ldd usage on ultrasparc and v9.
9035 (registers_ok_for_ldd_peep): Likewise.
9036 (print_operand): Supress b,a on ultrasparc. Let Y accept a constant.
9037 (ultrasparc_adjust_cost): New function.
9038 (sparc_issue_rate): New function.
9039 * sparc.h (MASK_VIS, TARGET_VIS): New
9040 (MASK_V8PLUS, TARGET_V8PLUS): New.
9041 (TARGET_HARD_MUL32, TARGET_HARD_MUL): New.
9042 (TARGET_SWITCHES): Add vis and v8plus.
9043 (REG_CLASS_FROM_LETTER): Accept d and b for VIS.
9044 (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc.
9045 (RTX_COSTS): Use TARGET_HARD_MUL
9046 (ADJUST_COST): Call ultrasparc_adjust_cost.
9048 * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users
9049 of load & fp appropritely.
9050 (supersparc function units): Adjust for Haifa.
9051 (ultrasparc function units): Likewise.
9052 (get_pc_via_rdpc): All v9, not just arch64.
9053 (movdi_v8plus, movdi_v8plus+1): New.
9054 (adddi3_sp32+1): New.
9055 (subdi3_sp32+1): New.
9056 (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS.
9057 (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise.
9058 (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise.
9059 (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise.
9060 (one_cmpldi2_sp32, one_cmplsi2): Likewise.
9061 (ldd peepholes): Suppress for v9.
9062 (return_adddi): Kill redundant test. Arg1 may be arith_operand.
9063 (return_subsi): Revmove.
9065 Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu>
9067 * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register
9068 save/restore MEM rtl.
9070 Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com)
9072 * configure.in: Check for declaration of abort.
9073 * acconfig.h: Corresponding changes.
9074 * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should
9077 Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com)
9079 * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P
9082 Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com)
9084 * version.c: Bump for snapshot.
9086 Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com)
9088 * configure.in: Check for atoq and atoll.
9089 * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the
9090 proper routine for converting ascii into long long values.
9092 Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de>
9094 * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case.
9096 * vmsconfig.com: Remove bytecode references.
9098 * alpha/vms.h (PREFIX): Define.
9100 * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove.
9102 * am-alpha.h: Don't include alloca for OPEN_VMS.
9104 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define.
9106 * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define.
9107 (GCC_INCLUDE_DIR): Define
9109 * make-cc.com, make-cccp.com, make-cc1.com: Removed.
9110 * makefile.vms: New file.
9112 * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha.
9114 * alpha.c (output_prolog): Output '.name' directive
9115 for minimal traceback information.
9117 * alpha.c (output_prolog): Don't prepend entry point symbols
9118 with '$' on OPEN_VMS.
9120 Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu>
9121 Jeffrey A Law (law@cygnus.com)
9123 * rtl.c (read_rtx): Use atol/atoq based upon disposition of
9126 * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC
9128 * genemit.c (gen_exp): Likewise.
9129 * genpeep.c (match_rtx): Likewise.
9130 * genrecog.c (write_tree_1): Likewise.
9132 * c-lex.c (yyprint): Use proper format string based upon
9133 disposition of HOST_BITS_PER_WIDE_INT.
9134 (yylex): Put casts in right place for args to build_int_2.
9136 Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com)
9138 * combine.c: Fix typos in Jan27 changes.
9140 Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr>
9142 * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends.
9143 (LINK_SPEC): Likewise.
9144 (STARTFILE_SPEC): Likewise.
9146 1998-01-28 Mike Stump <mrs@wrs.com>
9148 * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after
9150 * genattrtab.c (reload_completed): Define.
9152 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete
9155 Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9157 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
9158 SUBREG_REG if the word count is unchanged, also in the input reload
9159 case. Disable non-applicable sanity checks.
9161 Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com)
9163 * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
9165 Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com>
9167 * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define.
9169 Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com>
9171 * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO
9172 is a TREE_VEC before trying to use it for baseclasses.
9173 (Chill uses the same field for a different purpose.)
9175 * toplev.c (strip_off_ending): Generalize to endings up to 5 chars.
9177 Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi>
9179 * config.sub: More accurate determination of HP processor types.
9181 Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9183 * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add
9184 prototype for `handle_sysv_pragma', and make it static. Add
9185 parentheses around assignment used as truth value.
9187 * combine.c (combine_instructions): Protect variable `prev' with
9189 (can_combine_p): Protect variable `link' with AUTO_INC_DEC.
9190 (extract_left_shift): Add parentheses around operand of &.
9191 (merge_outer_ops): Avoid an empty body in an else-statement.
9192 (gen_rtx_combine): Remove unused variable `i'.
9194 * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of
9195 function monstartup `void'. Likewise for internal_mcount. Add
9196 `static void' prototype for moncontrol. Reconcile sprintf format
9199 * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>.
9200 Make return type of function_arg_slotno explicitly `int'.
9201 (reg_unused_after): Add parentheses around assignment used as
9203 (save_regs): Add explicit braces to avoid ambiguous `else'.
9204 (function_arg_slotno): Add parentheses around && within ||.
9205 (function_arg_pass_by_reference): Likewise.
9206 (sparc_flat_output_function_prologue): Reconcile fprintf format
9209 * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
9210 assignment used as truth value.
9212 * cplus-dem.c: Include <stdlib.h>.
9213 (demangle_signature): Avoid an empty body in an else-statement.
9214 (do_type): Remove unused variable `lvl'.
9216 * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS.
9217 Include <string.h>/<strings.h>.
9218 (cpp_lex): Remove unused variable `namelen'.
9219 (cpp_lex): Explicitly declare `num_chars' as an int.
9221 * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include
9222 <unistd.h> instead. Explicitly declare is_system_include
9224 (make_assertion): Remove unused variable `kt'.
9225 (cpp_expand_to_buffer): Hide variable `obuf'.
9226 (output_line_command): Remove unused variables, `line_end',
9227 `line_cmd_buf' and `len'.
9228 (macarg): Remove unused variable `arg_start'.
9229 (special_symbol): Remove unused variable `i'. Add parentheses
9230 around assignment used as truth value.
9231 (do_include): Remove unused variables `pcfname' and `retried',
9232 hide `pcf' and `pcfbuflimit'.
9233 (do_line): Remove unused variable `i'.
9234 (finclude): Hide variable `missing_newline'.
9235 (cpp_handle_options): Remove unused variable `j'.
9236 (read_token_list): Remove unused variable `eofp'.
9237 (cpp_error_with_line): Remove unused variable `i'.
9238 (cpp_warning_with_line): Likewise.
9239 (cpp_pedwarn_with_line): Explicitly declare `column' as int.
9240 (cpp_error_from_errno): Remove unused variable `i'.
9242 * cse.c (invalidate): Add parentheses around assignment used as
9244 (find_best_addr): Move declaration of variable `our_cost' inside
9245 the conditional macro where its used.
9246 (fold_rtx): Avoid an empty body in an if-statement.
9247 (cse_insn): Wrap variables `this_insn_cc0_mode' and
9248 `this_insn_cc0' in macro HAVE_cc0.
9250 * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>.
9251 (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's.
9252 (output_uleb128): Likewise.
9253 (output_sleb128): Likewise.
9254 (output_cfi): Likewise.
9255 (output_call_frame_info): Remove unused variables `j', `fde_size'
9257 (comp_unit_has_inlines): Hide declaration as per rest of file.
9258 (size_of_line_prolog): Correct typo in prototype.
9259 (add_arange): Likewise.
9260 (output_aranges): Likewise.
9261 (add_name_and_src_coords_attributes): Likewise.
9262 (gen_array_type_die): Likewise.
9263 (gen_inlined_subroutine_die): Likewise.
9264 (equate_decl_number_to_die): Remove unused variable `i'.
9265 (print_die): Reconcile format vs. args in fprintf's.
9266 (print_dwarf_line_table): Likewise.
9267 (output_die): Likewise.
9268 (output_line_info): Likewise.
9269 (add_subscript_info): Avoid an empty body in an else-statement.
9270 (gen_subprogram_die): Remove unused variable `fp_loc'.
9272 * dwarfout.c: Explicitly declare `next_pubname_number' as int.
9273 Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE
9274 macro. Protect `src_coords_attribute' prototype with
9275 DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die'
9276 prototype as in the rest of the file. Likewise for
9277 `output_pointer_type_die' and `output_reference_type_die'. Remove
9278 prototype for `type_of_for_scope'.
9279 (output_unsigned_leb128): Reconcile format vs. args in fprintf.
9280 (type_attribute): Add explicit braces to avoid ambiguous `else'.
9282 * final.c: Include <stdlib.h> and <string.h>/<strings.h>.
9283 (shorten_branches): Protect declaration of tmp_length with
9284 SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros.
9285 (profile_function): Protect declaration of `sval' and `cxt'
9286 variables with appropriate macros.
9287 (final_scan_insn): Likewise for `note' variable. Add explicit
9288 braces to avoid empty body in an if-statement.
9289 (output_asm_insn): Move variable `i' inside macro conditional
9290 where it is used. Add parentheses around assignment used as truth
9292 (asm_fprintf) Likewise, likewise.
9294 * fix-header.c (main): Remove unused variable `done'. Protect
9295 declaration of `i' with FIXPROTO_IGNORE_LIST.
9297 * pexecute.c: Include <unistd.h>. Prototype `my_strerror'.
9299 * print-rtl.c (print_inline_rtx): Explicitly declare the parameter
9302 * profile.c: Include <string.h>/<strings.h>.
9303 (instrument_arcs): Remove unused variables `note', `inverted',
9304 `zero' and `neg_one'.
9305 (branch_prob): Avoid empty body in an if-statement.
9307 * regclass.c: Include <stdlib.h>.
9308 (reg_alternate_class): Explicitly declare parameter `regno'.
9310 * regmove.c (regmove_optimize): Remove unused variable `p'. Add
9311 parentheses around assignment used as truth value.
9312 (find_matches): Remove unused variables `output_operand' and
9314 (fixup_match_1): Remove statement with no effect: "if (0) ;".
9316 * scan.c (sstring_append): Explicitly declare `count' as int.
9317 (scan_string): Explicitly declare parameter `init' as int.
9319 * sched.c: Include <stdlib.h>.
9320 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
9321 (rank_for_schedule): Add parentheses around assignment used as
9323 (schedule_block): Likewise.
9324 (regno_use_in): Likewise.
9325 (schedule_insns): Remove unused variable `i'.
9327 * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>.
9328 (v_message_with_decl): Remove unused variable `n'.
9329 (botch): Explicitly declare parameter `s' as char *.
9330 (main): Add parentheses around assignment used as truth value.
9332 * tree.c (make_node): Protect the variable `kind' with the
9333 GATHER_STATISTICS macro.
9334 (real_value_from_int_cst): Move variable `e' inside conditional
9335 macro area where it is used.
9336 (tree_last): Add parentheses around assignment used as truth value.
9337 (build1): Protect the variable `kind' with the GATHER_STATISTICS
9339 (print_obstack_statistics): Reconcile format vs. args in fprintf.
9340 Protect variables `i', `total_nodes', and `total_bytes' with the
9341 GATHER_STATISTICS macro.
9343 Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com)
9345 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add
9346 some comments regarding use of dead_or_set_p.
9348 Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com>
9350 * fixincludes: Tweak fix for struct exception in math.h
9352 Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com)
9354 * mips/mips.c (mips_expand_prologue,mips_expand_epilogue):
9355 Change mode of registers used to add/sub from
9356 hard_frame_pointer_rtx from word_mode to Pmode.
9358 Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com>
9360 * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use
9361 asm_output_aligned_bss() instead of asm_output_bss().
9363 * toplev.c (rest_of_compilation): Replace references to
9364 stack_reg_dump_file and dbr_sched_dump_file with references to
9367 Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
9369 * tlink.c (scan_linker_output): Call fclose() for opened files.
9371 Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com>
9373 * alpha.c (output_epilog [!VMS]): Don't tag global functions if
9374 compiling with -fpic -- we want to be able to override symbols
9376 (alpha_expand_block_move): Fix thinko in last change.
9378 * alpha.h (ASM_OUTPUT_MI_THUNK): New define.
9379 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define.
9380 * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef.
9382 Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com>
9384 * alpha.md (abssf, absdf): Revert last change.
9386 Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu>
9388 * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO.
9389 * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0.
9391 Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com)
9393 * emit-rtl.c (gen_lowpart_common): Handle more case where converting
9394 a CONST_INT into SFmode.
9396 Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com>
9398 * flags.h: New flag (optimize_size).
9399 * toplev.c (main): Parse -Os option and set optimize_space
9401 * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define
9402 __OPTIMIZE_SIZE__ when compiling with -Os.
9403 * config/dsp16xx/dsp16xx.h, config/i386/i386.h,
9404 config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h,
9405 config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument
9407 * config/i386/i386.c (optimization_options): Accept new SIZE argument.
9409 Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de>
9411 * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
9412 stuff only if MCT_TEXT is #define'd.
9414 Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at>
9416 * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32
9419 Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com>
9421 * toplev.c: Add -dM command line option to dump RTL after the
9422 machine dependent reorganisation pass, if there is one.
9423 Reorganise RTL dump code, so that only one file handle is
9426 Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
9428 * except.c (check_exception_handler_labels): Disable warning when
9431 Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com>
9433 * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P.
9435 Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9437 * c-decl.c (grokdeclarator): Get parameter tags from
9438 last_function_parm_tags.
9439 * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before
9440 traversing the parameter types.
9441 (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context.
9443 Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com)
9445 * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and
9447 (get_shift_alg): Fix typo.
9449 Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com>
9451 * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg.
9453 Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com>
9455 * toplev.c (get_run_time): Make sure each case gets its variables.
9457 Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com>
9459 * configure.in (build_xm_file): Add auto-config.h if host=build.
9460 (host_xm_file_list): Don't add $(srcdir) to auto-config.h.
9461 (build_xm_file_list): Likewise.
9462 * configure: Rebuild.
9464 Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
9466 * recog.c (validate_replace_rtx_1): Only perform substitutions
9467 of arguments to commutative and comparison operators once.
9469 Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9471 * sparc.c (output_cbranch): Add default case in
9474 * reorg.c (insn_sets_resource_p): Correct typo in prototype.
9475 (emit_delay_sequence): Eliminate unused parameter, all callers
9477 (fill_simple_delay_slots): Likewise.
9478 (fill_slots_from_thread): Likewise.
9479 (fill_eager_delay_slots): Likewise.
9480 (mark_referenced_resources): Add default case in enumeration switch.
9481 (mark_set_resources): Likewise.
9482 (rare_destination): Likewise.
9483 (mostly_true_jump): Likewise.
9484 (find_dead_or_set_registers): Likewise.
9485 (redirect_with_delay_slots_safe_p): Remove unused variable `slots'.
9486 (update_reg_unused_notes): Remove unused variable `p'.
9487 (mark_target_live_regs): Remove unused variables `next' and
9489 (fill_simple_delay_slots): Remove unused variable `j'.
9490 (fill_slots_from_thread): Add parentheses around assignment used
9492 (dbr_schedule): Likewise.
9494 * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
9495 (objc.stage2, objc.stage3, objc.stage4): Likewise.
9497 Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org>
9499 * cse.c (simplify_ternary_operation): Don't try to simplify
9500 IF_THEN_ELSE expressions (created by combine) that don't use
9501 relational operators.
9503 Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com)
9505 * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE
9508 * crtstuff.c (init_dummy): Keep the epilogue in the init
9509 section for non-ELF systems.
9511 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9513 * sh.md (movqi_i+1): New peephole.
9515 Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com>
9517 * Makefile.in: Remove remaining bytecode stuff.
9518 * emit-rtl.c, expr.c: Likewise.
9520 Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com)
9522 * toplev.c (lang_options): Add unknown-pragma options.
9524 Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com>
9526 * dwarfout.c (byte_size_attribute): Simplify and fix - don't need
9527 special (and incomplete) handling for Chill arrays.
9529 Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu>
9531 * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available,
9534 Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com)
9536 * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16.
9538 1998-01-22 scott snyder <snyder@d0sgif.fnal.gov>
9540 * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in
9541 .frame directive instead of FRAME_POINTER_REGNUM.
9543 Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au>
9545 * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881.
9546 (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__.
9547 * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES.
9548 (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise.
9549 (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__.
9550 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32.
9551 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000.
9552 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000,
9554 * longlong.h: Replace __mc68332__ with __mcpu32__.
9556 Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com)
9558 * version.c: Bump for snapshot.
9560 Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com>
9562 * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test
9563 to require the SUBREG mode to be smaller than the SUBREG_REG mode.
9564 * reload1.c (eliminate_regs): Likewise.
9566 Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com)
9568 * regmove.c (find_matches): Initialize matches->earlyclobber too.
9570 Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com>
9572 * alpha.md (abssf2, absdf2): Disable in IEEE mode.
9573 (negsf2, negdf2): Use proper subtract in IEEE mode.
9575 Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com)
9577 * Makefile.in: Remove more bytecode stuff.
9578 * expr.c, stmt.c, config/msdos/top.sed: Likewise.
9579 * vax/xm-vms.h, winnt/config-nt.sed: Likewise.
9580 * f/install.texi, objc/Make-lang.in: Likewise.
9582 * Makefile.in: Remove all bytecode support.
9583 (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS.
9584 * emit-rtl.c: Remove all bytecode support.
9585 * expr.c, expr.h function.c, integrate.c: Likewise.
9586 * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise.
9587 * tree.h, varasm.c: Likewise.
9588 * config/m68k/m68k.h: Likewise.
9589 * bi-*, bc-*, bytecode*: Delete bytecode related files.
9590 * modemap.def: Likewise.
9592 Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com)
9594 * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3,
9595 umodsi3,umoddi3): Handle mips16 div/mod by a constant.
9597 Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com>
9599 * i386.md (push): Prohibit symbolic constants if flag_pic.
9600 (movsi+1): Likewise for move to non-register.
9602 Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com>
9604 * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host.
9605 (print_operand): Handle 0xffffffff on 32 bit host.
9607 * configure.in (thread_file): Rename uses before main loop to
9608 target_thread_file. Initialize to empty in main loop. Set thread_file
9609 to target_thread_file after main loop if not set.
9610 * configure: Rebuild.
9612 * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT.
9613 (add_values_to_cover): Revert last change (which had no ChangeLog
9615 (simplify_with_current_value_aux): Handle CONST_INT.
9617 Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
9619 * unprotoize.c: Define UNPROTOIZE first, to actually take effect.
9621 Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com>
9623 * configure.in: Add cpp stringify test.
9624 * acconfig.h (HAVE_CPP_STRINGIFY): New tag.
9625 * gengenrtl.c: Use it.
9626 * configure, config.in: Rebuild.
9628 Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
9630 * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make.
9632 Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com>
9634 * configure.in: Find declaration for sbrk.
9635 * acconfig.h (NEED_DECLARATION_SBRK): New tag.
9636 * config.in, configure: Rebuild.
9637 * mips-tfile.c: Properly protect declaration of sbrk and free.
9638 * toplev.c: Properly protect declaration of sbrk.
9640 Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com>
9642 * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs.
9644 Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com)
9646 * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine.
9648 Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com)
9650 * configure.in (i960-wrs-vxworks): Default to latest vxworks release.
9652 Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu>
9654 * combine.c (force_to_mode, nonzero_bits): Correctly optimize
9655 constant offset computations from objects with known alignment in
9656 the presence of STACK_BIAS.
9658 * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where
9660 (const_hash): Hash val is unsigned long.
9661 (SYMHASH): Likewise.
9663 * tree.c (TYPE_HASH): Type of hash val is unsigned long.
9665 * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a
9666 char pointer, not HOST_WIDE_INT.
9667 (print_node): Likewise. Also hash is unsigned long not
9670 * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT.
9672 * explow.c (optimize_save_area_alloca): New function for targets
9673 where SETJMP_VIA_SAVE_AREA is true.
9674 (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets,
9675 compute the amount of stack space needed should we find later that
9676 setjmp is never called by this function, stuff rtl for this inside
9677 a REG_NOTE of the final SET of stack_pointer_rtx.
9678 * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and
9679 current_function_calls_alloca, call optimize_save_area_alloca.
9681 Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com)
9683 * i386.md: Remove redundant integer push patterns.
9684 Don't bother checking for TARGET_PUSH_MEMORY when
9685 pushing constants or registers.
9687 Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
9688 J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl>
9690 * pexecute.c (pexecute): New function for mingw32. Supports pipes.
9691 (pwait): New function for mingw32.
9693 * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32
9694 pipe support is broken for now.
9696 1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM>
9698 * emit_rtl.c (init_emit_once): Ensure that potential aliasing
9699 between frame_pointer_rtx, hard_frame_pointer_rtx, and
9700 arg_pointer_rtx is respected in initialization.
9701 (init_emit_once): Use gen_rtx_raw_REG() to create
9702 return_address_pointer_rtx.
9704 * reorg.c: #include "expr.h" for rtx prototypes.
9705 * Makefile.in (reorg.o): Depend on expr.h
9707 Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za>
9709 * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
9710 local_prefix to sub-make invocations.
9712 Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com>
9714 * objc-parse.c: Recognize protocol qualifiers in class definitions.
9716 Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com)
9720 * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for.
9721 * configure.in: Check for atol.
9722 * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL.
9724 * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX.
9726 * loop.c (find_and_verify_loops): When attempting to move insns from
9727 inside the loop outside the loop, create a BARRIER if no suitable
9730 * jump.c (jump_optimize): Remove Dec 17, 1997 chance in
9731 favor of an equivalent change from gcc-2.8.
9733 * i386/x-sco5 (CC): Remove trailing whitespace.
9735 Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9737 * gengenrtl.c (type_from_format): De-ANSIfy function signature.
9738 (accessor_from_format): Likewise.
9739 (xmalloc): New function for use when linking with alloca.o.
9741 Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
9743 * frame.c (find_fde): Correct FDE's upper bound.
9745 Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com>
9747 * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version.
9749 Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com)
9751 * calls.c (expand_call): Move #ifdef code out of macro argument
9753 (emit_library_call, emit_library_call_value): Likewise.
9755 Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com)
9757 * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes.
9759 Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com)
9761 * version.c: Bump for snapshot.
9763 Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com>
9765 * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;
9766 change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...).
9767 * caller-save.c, calls.c, combine.c, cse.c: Likewise.
9768 * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise.
9769 * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise.
9770 * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise.
9771 * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise.
9772 * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise.
9773 * unroll.c, varasm.c: Likewise.
9774 * config/alpha/alpha.c, config/alpha/alpha.md: Likewise.
9776 Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com)
9778 * mips.h: Fix some type-o's from a previous change.
9780 Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com)
9782 * loop.c (check_dbra_loop): Make sure initial value is a
9783 CONST_INT before trying to normalize it.
9785 Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com)
9787 * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h.
9789 Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl>
9791 * cppexp.c: Include gansidecl.h
9793 Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com>
9795 * svr4.h (LINK_SPEC): Never specify -h.
9796 * ptx4.h (LINK_SPEC): Likewise.
9797 * rs6000/sysv4.h (LINK_SPEC): Likewise.
9798 * sparc/sol2.h (LINK_SPEC): Likewise.
9800 Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com)
9802 * c-typeck.c (comptypes): Exit early on NULL input.
9804 * haifa-sched.c (schedule_insns): Correctly remove inter-block
9805 dependencies after reload.
9807 Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
9809 * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__.
9811 Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de>
9813 * alpha/vms.h (DIR_SEPARATOR): define
9815 Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
9817 * Makefile.in (stamp-proto): Remove.
9818 (protoize.o, unprotoize.o): Straightforward compile.
9819 * unprotoize.c: Define UNPROTOIZE here, not in the Makefile.
9821 Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
9823 * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip
9824 off the trailing @[NUM] added by ENCODE_SECTION_INFO.
9826 Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com)
9828 * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now.
9829 * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise.
9830 * sparc/netbsd.h, vax/netbsd.h: Likewise.
9832 Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp>
9834 * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now.
9836 Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com>
9838 * configure.in (target_cpu_default, target_cpu_default2): Use double
9839 quotes around them when testing their value.
9840 * configure: Rebuilt.
9842 Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu>
9844 * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx
9846 (gendef): Call obstack_alloc_rtx.
9848 Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com)
9850 * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4
9853 Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu>
9855 * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value
9856 of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead.
9857 (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include.
9859 Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com>
9861 * mips.md (return_internal): Change mode from SImode to VOIDmode.
9863 Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com>
9865 * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle
9868 Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com>
9870 * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode
9871 suffix from operand 3.
9873 Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9874 Jeffrey A Law (law@cygnus.com)
9876 * regmove.c: New implementation of regmove pass.
9877 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove
9878 decls, make them have external linkage. Return a value from
9879 optimize_reg_copy_1.
9880 * reload.h (count_occurrences): Add decl.
9881 * reload1.c (count_occurrences): Delete decl, make it have external
9883 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare.
9885 Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com)
9887 * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P
9888 if it is not defined.
9890 Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com>
9892 * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits.
9893 * emit-rtl.c (gen_rtx): Move special code to ...
9894 (gen_rtx_CONST_INT): New function.
9895 (gen_rtx_REG): New function.
9896 (*): Update all calls to gen_rtx.
9897 * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO.
9898 * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators.
9899 (GEN_INT): Call gen_rtx_CONST_INT.
9900 * gengenrtl.c: New file.
9902 Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu>
9904 * alias.c (*_dependence): Call base_alias_check before canon_rtx.
9905 (base_alias_check): If no base found for address call canon_rtx and
9908 Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com)
9910 * mips.c (mips_expand_prologue): Handle large frame with no outgoing
9911 arguments for mips16.
9912 (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns.
9913 Don't lose if tsize is zero after handling large stack for mips16.
9914 * mips.md (return): For trivial return, return address is in $31.
9916 Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk>
9918 * mips/mips16.S: Various changes to make it work with -msingle-float
9921 Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com>
9922 Ian Lance Taylor <ian@cygnus.com>
9923 Jeff Law <law@cygnus.com>
9925 * mips.c, mips.h, mips.md: First cut at merging in mips16
9926 support. Major modifications throughout all three files.
9928 Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov>
9930 * configure.in: Make gthr-default.h a forwarding header instead of
9933 Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9935 * gcov-io.h: Include sys/types.h to ensure we get size_t.
9937 * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf.
9939 Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com)
9940 Jeffrey A Law (law@cygnus.com)
9942 * crtstuff.c (__frame_dummy): New function for irix6.
9943 (__do_global_ctors): Call __frame_dummy for irix6.
9944 * iris6.h (LINK_SPEC): Hide __frame_dummy too.
9946 Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu>
9948 * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS.
9950 Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com>
9952 * c-decl.c (init_decl_processing): Provide proper fallback symbol
9953 for __builtin_memset.
9954 * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE
9955 not INTEGER_CST. Assert arg 3 is a constant.
9957 * alpha.c (mode_width_operand): Accept 64-bit modes.
9958 (mode_mask_operand): Likewise.
9959 (print_operand): Likewise for 'M' and 'U' codes.
9960 (alpha_expand_unaligned_load): New function.
9961 (alpha_expand_unaligned_store): Likewise.
9962 (alpha_expand_unaligned_load_words): Likewise.
9963 (alpha_expand_unaligned_store_words): Likewise.
9964 (alpha_expand_block_move): Likewise.
9965 (alpha_expand_block_clear): Likewise.
9966 * alpha.h (MOVE_RATIO): New define.
9967 * alpha.md (extxl, ext*h, ins*l, mskxl): Name them.
9968 (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New.
9970 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3.
9971 (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable.
9973 Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com>
9975 * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value.
9976 * configure: Update.
9978 Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com)
9980 * emit-rtl.c (operand_subword): Correctly handle extracting a word
9981 from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN.
9983 * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate
9986 Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com>
9988 * configure.in: Set and subsitute host_exeext. Use it when creating
9989 the assembler and linker symlinks.
9990 * configure: Rebuild.
9991 * Makefile.in (exeext): Set to @host_exeext@.
9992 (build_exeext): New variable, set to @build_exeext@.
9993 (FLAGS_TO_PASS): Pass down build_exeext.
9994 (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi*
9997 Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com)
9999 * mn10200.md (addsi3, subsi3): Fix thinkos.
10001 Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com>
10003 * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of
10004 save+restore. Fix pic+big_offset delay slot. Use "pic" case for
10005 unix always, since we want to be able to thunk to functions in a
10006 shared library from an application.
10008 Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com>
10010 * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a.
10011 (LIB1ASMSRC, LIB1ASMFUNCS): Define.
10013 Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com)
10015 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
10016 offset's mode is not ptr_mode, convert it.
10018 Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com>
10020 * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross
10021 compiling if it was already defined.
10023 Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com)
10025 * flow.c (find_basic_blocks): Don't create a new basic block
10026 for calls in a LIBCALL block.
10028 Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu>
10030 * config/fp-bit.c (L_df_to_sf): Fix typo in last change.
10032 Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com)
10034 * cse.c (rtx_cost): Remove conflicting default case.
10036 Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com>
10038 * configure.in: Move default enabling of Haifa out of for loop.
10039 * configure: Rebuild.
10041 Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com)
10043 * version.c: Bump for snapshot.
10045 1997-12-25 Teemu Torma <tot@trema.com>
10047 * Makefile.in (GTHREAD_FLAGS): New var.
10048 (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS).
10049 (distclean): Remove gthr-default.h.
10051 * configure.in: Accept dce as a thread package.
10052 Check for thread.h and pthread.h.
10053 Link gthr-default.h to appropriate thread file and set
10055 (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and
10056 include multilib definitions from pa/t-dce-thr.
10057 (sparc-*-solaris2*): Enable threads by default, if thread.h or
10058 pthread.h is found, preferring posix threads over solaris ones.
10060 * config/pa/t-dce-thr: New file.
10061 * config/pa/t-pa: Removed multilibs.
10062 * config/sparc/t-sol2: Ditto.
10064 * gthr.h: New file.
10065 * gthr-single.h: New file.
10066 * gthr-posix.h: New file.
10067 * gthr-solaris.h: New file.
10068 * gthr-dce.h: New file.
10069 * libgcc-thr.h: Removed.
10070 * objc/thr-dce.c: New file copied from thr-decosf1.c.
10072 * frame.c: Include gthr.h instead of libgcc-thr.h.
10073 * libgcc2.c: Include gthr.h instead of libgcc-thr.h.
10074 (eh_context_initialize): If __gthread_once fails, use static eh
10076 (eh_context_free): Call __gthread_key_dtor.
10078 Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com)
10080 * expr.h (MUST_PASS_IN_STACK): Allow target port to override.
10082 Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com>
10084 * cse.c (max_insn_uid): New variable.
10085 (cse_around_loop): Use max_insn_uid.
10086 (cse_main): Set max_insn_uid.
10088 * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT,
10089 and define __LONG_MAX__ appropriately. Add support for -mabi=X,
10090 -mlong64, and -mgp{32,64} options.
10091 * mips.c (mips_abi): Change type to int.
10092 * mips.h (enum mips_abi_type): Delete.
10093 (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
10094 (mips_abi): Change type to int.
10096 Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu>
10098 * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check;
10099 optimization is now always enabled.
10101 * calls.c (expand_call): Recognize C++ operator new as malloc-like
10104 * alias.c (memrefs_conflict_p): Eliminate tests now done by
10106 (*_dependence): Call canon_rtx before base_alias_check.
10107 (init_alias_once): New function to precompute set of registers which
10108 can hold Pmode function arguments.
10110 * rtl.h: Declare init_alias_once.
10112 * toplev.c (compile_file): Call init_alias_once.
10114 Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com)
10116 * tree.c (restore_tree_status): Do not dereference a null pointer.
10118 Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>:
10120 * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to
10121 RLIMIT_STACK. This maintains consistency with the recent, similar
10122 patch to cccp.c and toplev.c.
10124 Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com>
10126 * genattrtab.c (expand_units): For large nr opclasses, expand
10127 function_units_used with ORX to prevent blowups. Tag with FFS.
10128 (num_unit_opclasses): New variable.
10129 (gen_unit): Update it.
10130 (enum operator): Add ORX_OP.
10131 (operate_exp): Treat ORX as or, except don't expand across an if.
10132 Reuse number rtx's after operating on them.
10133 (check_attr_value): Accept IOR, AND, & FFS.
10134 (write_test_expr): Transmute `in_comparison' to `flags'. Allow
10135 for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE.
10136 (write_expr_attr_cache, write_toplevel_expr): New functions.
10137 (write_attr_get): Handle FFS-tagged expressions.
10138 (make_canonical): Don't expand const attributes.
10139 (convert_const_symbol_ref): Dike out.
10140 (evaluate_eq_attr): Handle SYMBOL_REF.
10141 (main): Don't emit get_attr_foo for const attributes.
10143 * alpha.c (override_options): Reinstate PROCESSOR_EV6.
10144 (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests.
10145 * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly.
10146 * alpha.md: Redo all of the scheduling, adding EV6 support, and
10147 combining function units where possible.
10148 (attr "type"): Split loads, stores, cmov into int/fp. Combine
10149 multiplies and divides. Add EV6 sqrt, ftoi, itof.
10150 (attr "opsize"): New attribute.
10151 (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns.
10152 (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX
10153 to control register allocation.
10154 (movsi2-1, movdi2-1): Likewise.
10156 Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com>
10158 * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC,
10159 MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC):
10160 Move OSF/1 specific defines out.
10161 * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS):
10162 Move Linux specific defines out.
10163 (LINK_SPEC): Genericize.
10164 (ASM_FILE_START): Emit .arch if using more than the base insn set.
10165 (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version.
10166 (SDB_DEBUGGING_INFO): Remove; gas can't handle it.
10167 (HANDLE_SYSV_PRAGMA): Define.
10168 * alpha/osf.h: New file.
10169 * alpha/linux.h: Split. Retain file-format independant defines.
10170 Import Linux bits from elf.h.
10171 (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES
10172 (FUNCTION_PROFILER): _mcount takes its address in $28.
10173 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef.
10174 * alpha/linux-ecoff.h: New file.
10175 * alpha/linux-elf.h: New file.
10176 * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h.
10177 * alpha/win-nt.h (TARGET_DEFAULT): Define.
10178 * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]:
10179 Add new headers as appropriate.
10181 * configure.in (alpha*): Enable Haifa by default.
10182 (*-*-winnt3*): Change to winnt*, since we're not v3 specific.
10183 * configure: Rebuild.
10185 Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com>
10187 * Makefile.in (clean): Remove the stages with their objects here ...
10188 (distclean): ... instead of here.
10190 Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10192 * cse.c (rtx_cost): Add default case in enumeration switch.
10193 * fix-header.c (recognized_macro): Likewise.
10194 (recognized_extern): Likewise.
10195 (write_rbrac): Likewise.
10196 * objc/objc-act.c (encode_aggregate): Likewise.
10197 (gen_declarator): Likewise.
10198 (gen_declspecs): Likewise.
10200 Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com)
10202 * haifa-sched.c (create_reg_dead_note): Detect and handle another
10203 case where we kill more regs after sched than were killed before
10205 * sched.c (create_reg_dead_note): Similarly.
10207 Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com)
10209 * c-pragma.c: Include flags.h.
10211 Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu>
10213 * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything
10214 about system headers.
10215 (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32
10216 and also to resolve symbols in prefix.c.
10218 * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict
10219 between gansidecl.h and newlib's _ansi.h when building libgcc2.a,
10220 when the definitions in auto-config.h is not visible.
10221 (HAVE_BZERO): Likewise.
10222 (HAVE_BCMP): Likewise.
10223 (HAVE_RINDEX): Likewise.
10224 (HAVE_INDEX): Likewise.
10226 Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com)
10228 * pa.c (emit_move_sequence): Handle a function label source
10231 Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com
10233 * c-pragma.c (handle_pragma_token): Generate warning messages
10234 about unknown pragmas if warn_unknown_pragmas is set.
10236 * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command
10237 line option to set variable: warn_unknown_pragmas.
10239 Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de>
10241 * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the
10243 (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
10245 Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com)
10247 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define.
10248 (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to
10249 generate more fine grained floating point emulation libraries.
10250 * config/fp-bit.c: Add protecting #ifdef to all functions so
10251 that they can be compiled separately. If !FINE_GRAINED_LIBRARIES,
10252 then compile all suitable functions.
10253 (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two
10254 underscores to avoid namespace pollution.
10255 * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c
10257 * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
10261 Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10262 Jeff Law <law@cygnus.com>
10264 * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning
10265 of the declaration.
10266 * c-decl.c (finish_decl): Use parentheses around && within ||.
10267 * rtl.c: Include stdlib.h.
10268 (read_skip_spaces): Add parentheses around assignments used as
10270 (read_rtx): Initialize list_rtx.
10271 * cppexp.c (parse_number): Use || when operands are truth values.
10272 * alias.c (find_base_value): Add default case.
10273 (memrefs_conflict): Likewise.
10274 * combine.c (sets_function_arg_p): Likewise.
10275 * genemit.c (gen_exp): Likewise.
10276 * local-alloc.c (contains_replace_regs): Likewise.
10277 * rtlanal.c (jmp_uses_reg_or_mem): Likewise.
10278 * fold-const.c (fold_convert): Use "&&" for truth values.
10279 (fold): Add default case.
10280 * sdbout.c (sdbout_field_types): Fix typo in declaration.
10281 (sdbout_one_type): Add default case.
10282 * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS.
10283 (some_operand): Add default case.
10284 (input_operand): Likewise.
10285 (signed_comparison_operator): Likewise.
10286 (divmod_operator): Likewise.
10287 (alpha_set_memflags_1): Likewise.
10288 * reload1.c (reload_cse_simplify_operands): Ensure function
10289 always returns a value.
10290 * scan-decls.c (scan_decls): Likewise.
10291 * c-lex.c (skip_white_space): Fix typo in declaraion.
10292 * c-typeck.c (comp_target_types): Add parentheses around assignment
10293 used as truth value.
10294 (print_spelling): Likewise.
10295 (constructor_implicit, constructor_result): Remove unused variables.
10296 * collect2.c (scan_library): Protect prototype with
10297 #ifdef SCAN_LIBRARIES.
10298 * emit-rtl.c (find_line_note): Fix typo in declaration.
10299 * final.c (asm_insn_count): Protect prototype with
10300 #ifdef HAVE_ATTR_length.
10301 * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC.
10302 (try_pre_increment_1, try_pre_increment): Likewise.
10303 * regclass.c (auto_inc_dec_reg_p): Protect prototype with
10304 #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit.
10305 * gcov-io.h (__store_long, __write_long, __read_long): Fix
10306 unsigned/signed comparisons.
10307 * gcov.c (read_files): Remove unused "first_type" variable.
10308 (scan _for_source_files): Initialize s_ptr.
10309 (function_summary): Eliminate "%lf" formatting, use %ld for
10311 (output_data): Initialize branch_probs and last_line_num.
10312 Eliminate "%lf" formatting, use "%ld" for longs.
10314 Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com>
10316 * mips16.S: New file.
10318 * libgcc2.c (varargs): Handle mips16.
10320 * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an
10322 * stmt.c (expand_end_case): Likewise.
10323 * alpha.h (CASE_VECTOR_PC_RELATIVE): Update.
10324 * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise.
10325 * rs6000.h, sh.h, tahoe.h, v850.h, vax.h: Likewise.
10327 Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10329 * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in
10330 the build directory.
10331 (libobjc.a): Update dependency list.
10332 (libobjc.dll): Likewise. Use libobjc_entry.o from the build
10334 (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
10335 (objc.mostlyclean): Remove runtime-info.h.
10337 Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com>
10339 * tree.c (build_range_type): Allow creation of ranges with no maximum.
10340 * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE.
10341 * dwarf2out.c (add_subscript_info): Likewise.
10342 * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise.
10343 * sdbout.c (plain_type_1): Likewise.
10344 * stmt.c (pushcase_range, all_cases_count, node_has_high_bound):
10346 * fold-const.c (int_const_binop, fold_convert, make_range, fold):
10349 Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10351 * mips.c (fatal): Remove declaration.
10353 1997-12-18 Mark Mitchell <mmitchell@usa.net>
10355 * integrate.c (get_label_from_map): New function.
10356 (expand_inline_function): Use it. Initialize the label_map to
10357 NULL_RTX instead of gen_label_rtx.
10358 (copy_rtx_and_substitute): Use get_label_from_map.
10359 * integrate.h (get_label_from_map): New function.
10360 (set_label_from_map): New macro.
10361 * unroll.c (unroll_loop): Use them.
10362 (copy_loop_body): Ditto.
10364 Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com>
10366 * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined.
10367 (INIT_TARGET_OPTABS): Define.
10368 * mips/ecoff.h: Include gofast.h before mips.h.
10369 (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS.
10370 * mips/elf64.h: Likewise.
10371 * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define.
10373 Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com>
10375 * except.c: Remove register_exception_table{,_p}.
10377 Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com>
10379 * unroll.c (calculate_giv_inc): Handle constant increment found in
10380 a MEM with an appropriate REG_EQUAL note.
10382 * calls.c (expand_call): Implement LOAD_ARGS_REVERSED.
10384 * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the
10385 frame pointer in the prologue.
10387 Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com>
10389 * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added.
10390 * i386/xm-sco5.h (USE_C_ALLOCA) Added.
10392 Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com>
10394 * config/m68k/m68k.c (output_function_prologue): Typecast
10395 dwarf2out_cfi_label to (char *).
10396 * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "".
10398 Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com>
10400 * sparc.md (jump): Don't use the annul bit around an empty loop.
10401 Patch from Kevin.Kelly@East.Sun.COM.
10403 Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com)
10405 * jump.c: (jump_optimize): Don't use the return register as a
10406 source1 of a conditional move.
10408 Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com>
10410 * sparc.c (DF_MODES): Or the mask not the bit number.
10411 (function_arg) [ARCH64]: Send unprototyped arg to fp reg first.
10413 Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
10415 * combine.c (force_to_mode): return immediately if operand is a CLOBBER.
10417 Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de>
10419 * fixincludes (size_t): Add support for Motorola's stdlib.h
10420 which fails to provide a definition for size_t.
10421 (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3.
10422 (strlen,strspn,strcspn return value): Handle different layout on sysV88.
10423 (hypot): Provide a fake for hypot for m88k-motorola-sysv3.
10425 * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to
10426 prevent unresolved externals in libio.
10427 * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise.
10429 Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org)
10431 * config/sparc/linux64.h (LIBGCC_SPEC): Removed.
10432 (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
10433 (LIB_SPEC): Updated for glibc 2.
10435 Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com)
10437 * ginclude/stdarg.h: Undo BeOS changes, they break hpux.
10438 * ginclude/varargs.h: Likewise.
10440 Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com)
10442 * version.c: Bump for snapshot.
10444 Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org)
10446 * frame.h (__register_frame, __register_frame_table,
10447 __deregister_frame): New.
10448 * frame.c (__register_frame, __register_frame_table,
10449 __deregister_frame): New.
10450 * frame.c (__deregister_frame_info): Return void *.
10451 * frame.h (__deregister_frame_info): Ditto.
10452 * collect2.c (__deregister_frame_info): Ditto.
10454 Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com>
10456 * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG.
10458 Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com>
10460 * alpha.c (alpha_cpu_name): New variable.
10461 (alpha_mlat_string): Likewise.
10462 (alpha_memory_latency): Likewise.
10463 (override_options): Handle -mmemory-latency.
10464 (alpha_adjust_cost): Adjust load cost for latency.
10465 * alpha.h (TARGET_OPTIONS): Add meory-latency.
10466 (REGISTER_MOVE_COST): Define in terms of memory_latency. Take
10467 TARGET_CIX into account.
10468 (MEMORY_MOVE_COST): Define in terms of memory_latency.
10469 * invoke.texi (DEC Alpha Options): Document -mmemory-latency.
10471 * alpha.h (ASM_COMMENT_START): New macro.
10473 Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com>
10475 * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c,
10476 dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change.
10478 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
10479 SUBREG_REG if the word count is unchanged.
10480 * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve
10481 subregs of identical word size for push_reload.
10483 Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997
10485 * toplev.c (rest_of_compilation): Don't call save_for_inline_copy
10486 if all we're doing is dealing with -Wreturn-type.
10488 Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com>
10490 * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2):
10491 Use and 255 instead of zapnot 1, since it schedules better.
10493 Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com)
10495 * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat
10498 Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com)
10500 * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on
10501 dependency we delete. Properly update prev for multiple consecutive
10503 (priority): Skip deleted dependence.
10505 Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com>
10507 * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod.
10509 Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
10511 * flow.c (flow_analysis): Be consistent with find_basic_blocks in
10512 determining when a new basic block starts.
10514 * alpha/osf2or3.h (LIB_SPEC): Restore missing defn.
10516 * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS.
10517 * pa.md (iorsi3): Add missing args to *_operand calls.
10519 * except.c (call_get_eh_context): Don't mess with sequences.
10520 (emit_eh_context): Include the call in the sequence here.
10522 1997-12-11 Paul Eggert <eggert@twinsun.com>
10524 * collect2.c (write_c_file_glob): Allocate initial frame object
10525 in static storage and pass its address.
10527 Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com>
10529 * except.c (call_get_eh_context): Don't take a parm.
10530 Put the call at the top of the function.
10531 (emit_eh_context): Adjust.
10532 (get_eh_context): Replace with former use_eh_context.
10533 (get_eh_context_once, get_saved_pc_ref): Remove.
10534 (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove.
10535 * except.h: Adjust.
10536 * integrate.c (expand_inline_function): Adjust.
10537 * toplev.c (rest_of_compilation): Don't call emit_unwinder.
10539 Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com>
10541 * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
10542 (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise.
10544 Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de>
10546 * fixincludes (strlen,strspn,strcspn return value): Handle different
10548 (hypot): Provide a fake for hypot which is broken on
10549 m88k-motorola-sysv3.
10551 Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu>
10553 * tree.c, tree.h: Change tree_code_type, tree_code_length, and
10554 tree_code_name from pointers to arrays.
10555 * tree.c: Remove standard_tree_code_* variables, no longer used.
10556 * print-tree.c: Remove declaration of tree_code_name.
10558 * cp/lex.c (init_lex): Update for tree_code_* changes.
10559 * objc/objc-act.c (init_objc): Likewise.
10561 * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code
10564 Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com>
10566 * config.sub: Add support for BeOS target.
10567 * configure.in: Likewise.
10568 * ginclude/stdarg.h: Likewise.
10569 * ginclude/stddef.h: Likewise.
10570 * ginclude/varargs.h: Likewise.
10571 * rs6000/beos.h: New file for BeOS.
10572 * rs6000/t-beos: Likewise.
10573 * rs6000/x-beos: Likewise.
10574 * rs6000/xm-beos.h: Likewise.
10575 * toplev.c (get_run_time): Just return 0 on BeOS.
10577 Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com)
10578 Toon Moene (toon@moene.indiv.nluug.nl)
10580 * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly
10581 old and broken Sun3 assemblers. Newer versions handle large
10582 offsets correctly as does the GNU assembler.
10584 Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10586 * objc/objc-act.c (lang_report_error_function): Disable.
10587 * objc/objc-parse.y: Include "output.h".
10588 (yyerror): Remove redundant decl.
10589 (yyprint): Fix prototype.
10590 (apply_args_register_offset): Remove redundant decl.
10591 (get_file_function_name): Likewise.
10593 Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com>
10595 * flow.c (find_basic_blocks): A CALL_INSN that can throw starts
10597 (find_basic_blocks_1): Likewise.
10599 Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com>
10601 * except.c (use_eh_context): Don't copy_rtx a REG.
10602 (emit_throw): Lose old unwinder support.
10603 (expand_internal_throw): Likewise.
10604 * libgcc2.c (struct eh_context): Likewise.
10605 (new_eh_context): Likewise.
10606 (__get_eh_info): Lose redundant cast.
10607 (__get_dynamic_handler_chain): Likewise.
10608 (__get_saved_pc): Lose.
10609 Lose all old unwinder support code.
10611 Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
10613 Thread-safe EH support for pthreads, DCE threads and Solaris threads.
10615 * integrate.c (expand_inline_function): If the inline fn uses eh
10616 context, make sure that the current fn has one.
10617 * toplev.c (rest_of_compilation): Call emit_eh_context.
10618 * except.c (use_eh_context): New fn.
10619 (get_eh_context_once): New fn.
10620 (call_get_eh_context): New fn.
10621 (emit_eh_context): New fn.
10622 (get_eh_context): Call either get_eh_context_once or
10623 call_get_eh_context, depending on what we have.
10624 (get_dynamic_handler_chain): Call get_eh_context_once.
10625 * except.h: Prototypes for fns above.
10626 * optabs.c (get_eh_context_libfunc): Removed.
10627 (init_optabs): Don't initialize it.
10628 * expr.h (get_eh_context_libfunc): Removed.
10629 * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
10630 * config/pa/pa.h (CPP_SPEC): Support for -threads.
10631 * config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
10632 * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
10633 New multilib for -threads.
10634 * config/sparc/t-sol2: Added multilibs for -threads and
10635 made -pthreads alias to it.
10636 * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
10637 Added -threads and -pthreads options.
10638 * libgcc-thr.h: New file.
10639 * libgcc2.c: (__get_cpp_eh_context): Removed.
10640 (struct cpp_eh_context): Removed.
10641 (struct eh_context): Replaced cpp_eh_context with generic language
10643 (__get_eh_info): New function.
10644 (__throw): Check eh_context::info.
10645 (__sjthrow): Ditto.
10646 * libgcc2.c: Include libgcc-thr.h.
10647 (new_eh_context, __get_eh_context,
10648 eh_pthread_initialize, eh_context_initialize, eh_context_static,
10649 eh_context_specific, eh_context_free): New functions.
10650 (get_eh_context, eh_context_key): New variables.
10651 (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
10652 get_eh_context to get the context.
10653 (longjmp): Move the declaration inside
10654 #ifdef DONT_USE_BUILTIN_SETJMP.
10655 * frame.c: Include libgcc-thr.h.
10656 (object_mutex): Mutex to protect the object list.
10657 (find_fde, __register_frame, __register_frame_table,
10658 __deregister_frame): Hold the lock while accessing objects.
10659 * except.h (get_eh_context): Declare.
10660 * except.c (current_function_ehc): Define.
10661 (current_function_dhc, current_function_dcc): Removed.
10662 (get_eh_context): New function.
10663 (get_dynamic_handler_chain): Use get_eh_context.
10664 (get_saved_pc_ref): Ditto.
10665 (get_dynamic_cleanup_chain): Removed references to
10666 current_function_dcc.
10667 (save_eh_status, restore_eh_status): Save and restore
10668 current_function_ehc instead.
10669 * optabs.c (get_eh_context_libfunc): New variable.
10670 (init_optabs): Initialize it.
10671 * expr.h: Declare get_eh_context_libfunc.
10672 * function.h (struct function): Replaced dhc and dcc with ehc.
10673 * except.c (get_saved_pc_ref): New functions.
10674 (eh_saved_pc_rtx, eh_saved_pc): Deleted.
10675 (expand_internal_throw_indirect): Use get_saved_pc_ref() instead
10677 (end_eh_unwinder): Likewise.
10678 (init_eh): Remove initialization of eh_saved_pc.
10679 * optabs.c (get_saved_pc_libfunc): New variable.
10680 (init_optabs): Initialize it.
10681 * expr.h: Declare get_saved_pc_libfunc.
10682 * except.h (eh_saved_pc_rtx): Deleted.
10683 (get_saved_pc_ref): Declared.
10685 From Scott Snyder <snyder@d0sgif.fnal.gov>:
10686 * libgcc2.c (__get_saved_pc): New.
10687 (__eh_type, __eh_pc): Deleted.
10688 (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
10689 (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
10692 Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu>
10694 * sparc/sol2.h: Use 64 bit multiply and divide functions in
10695 Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE
10698 * rtl.h (global_rtl): New variable, replacing separate variables for
10700 (const_int_rtx): Now array of rtx_def, not rtx.
10701 * emit-rtl.c: Update for new rtl data structures.
10702 * genattrtab.c: Define global_rtl.
10704 Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu>
10706 * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by
10709 Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com>
10711 * crtstuff.c (__do_global_ctors): Fix typo.
10713 Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de>
10715 * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
10716 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
10718 Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu>
10720 * rs6000.h (FUNCTION_ARG_PADDING): Define.
10721 * rs6000.c (function_arg_padding): New function.
10723 Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
10725 * m68k.c: Include tree.h only once.
10727 Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10729 * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
10731 Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com)
10733 * Partially cleaned up prototyping code from HJ.
10734 * tree.h: Add many prototypes.
10735 * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn.
10736 All references changed.
10737 * rtl.h: Protect from multiple inclusions. Add many prototypes.
10739 Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com>
10741 * libgcc2.c (string.h): Hoist inclusion to occur before first use of
10742 string functions like strlen.
10744 Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de>
10746 * configure.in: Check for functions getrlimit and setrlimit.
10747 * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
10748 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
10750 Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu>
10752 * Makefile.in (compare*): Handle losing behavior from 4.4bsd make.
10754 Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com>
10756 * alpha.c (REG_RA, alpha_return_addr, output_epilog):
10757 Fix merge problems.
10759 * alpha.c (override_options): Don't know about scheduling for EV6.
10760 * alpha.md (ev5 function units): Don't overload as ev6.
10762 * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case.
10763 * alpha.md (define_attr type): Add mvi.
10764 (ev5_e0): Define sceduling parameters for it.
10765 (TARGET_MAX insns): Type is mvi not shift.
10767 Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com>
10769 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug.
10771 Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10773 * cstamp-h, auto-config.h: Delete.
10775 Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com)
10777 * version.c: Bump for snapshot.
10779 Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com)
10781 * cccp.c: Fix typo brought over in merge.
10783 * Merge in changes from gcc-2.8.
10785 Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be>
10787 * m68k.c: Include tree.h for dwarf2out_cfi_label.
10789 * gcc.c (process_command): Do not take address of function fatal when
10790 calling lang_specific_driver.
10792 Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu>
10794 * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling
10795 doesn't work with it yet, so set it to 0.
10796 * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define.
10798 Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
10800 * cse.c (cse_insn): Check for invalid entries when taking references.
10802 Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10804 * loop.c (invariant_p): Don't test flag_rerun_loop_opt.
10805 (loop_optimize, scan_loop, strength_reduce): New argument unroll_p.
10806 * toplev.c (rest_of_compilation): Pass it. Remove code to
10807 save / clear / restore flag_unroll_{,all_}loops.
10809 Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
10811 * i386.c (notice_update_cc): Remove bogus pentium GCC code.
10813 Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com)
10815 * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR.
10817 Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
10819 * except.c (get_dynamic_handler_chain): Only make the call once per
10822 * except.c (expand_end_all_catch): Fix for sjlj exceptions.
10824 Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10826 * sh.c (final_prescan_insn): Use local label prefix
10827 when emitting .uses pseudo-ops.
10829 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
10831 * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc.
10832 * except.c: Lose outer_context_label_stack.
10833 (expand_eh_region_end): Rethrow from outer_context here.
10834 (expand_fixup_region_end): Let expand_eh_region_end do the rethrow.
10835 (expand_internal_throw): Take no args.
10836 (expand_internal_throw_indirect): Lose.
10837 (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow.
10838 (expand_start_all_catch): Start a rethrow region.
10839 (expand_end_all_catch): End it.
10840 (expand_rethrow): New fn.
10841 * except.h: Reflect above changes.
10842 * flow.c: Revert change of Nov 27.
10844 Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com)
10846 * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer.
10848 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
10850 * except.c (expand_fixup_region_end): New fn.
10851 (expand_fixup_region_start): Likewise.
10852 (expand_eh_region_start_tree): Store cleanup into finalization here.
10853 * stmt.c (expand_cleanups): Use them to protect fixups.
10855 Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com>
10857 * mips/mips.md (muldi3_r4000): Broaden the output template
10858 and attribute assignments to handle three operand dmult;
10859 rename to muldi3_internal2.
10860 (muldi3): Call the new muldi3_internal2 for R4000, and
10861 any GENERATE_MULT3 chip.
10863 Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com>
10865 * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
10867 Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com>
10869 * unroll.c (find_splittable_givs): Remove last change. Handle givs
10870 with a dest_reg that was created by loop.
10872 Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
10874 * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch.
10876 * rs6000/aix41.h (ASM_CPU_SPEC): Define.
10878 Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com)
10880 * configure.in: Fix NCR entries.
10882 Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com)
10884 * flow.c (find_basic_blocks): Handle cfg issues for rethrows and
10885 nested exceptions correctly.
10887 * unroll.c (find_splittable_givs): Don't split givs with a dest_reg
10888 that was created by loop.
10890 Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com>
10892 * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
10894 * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
10896 Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com>
10898 * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
10899 (print_operand): Use SMALL_DATA_REG for the register involved in
10900 small data relocations.
10901 (print_operand_address): Ditto.
10903 * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
10904 -dynamic linker is not used.
10906 * rs6000.md (call insns): For local calls, use @local suffix under
10907 System V. Don't use @plt under Solaris.
10909 * rs6000.c (output_function_profiler): Put label address in r0, and
10910 store LR in 4(sp) for System V/eabi.
10912 * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
10913 byte boundary, and maintain stack backchain.
10915 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
10917 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
10918 fix_truncsfdi2): Change *.
10920 Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com>
10922 * toplev.c (main): Complain about -gdwarfn.
10924 Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com>
10926 * dwarfout.c (output_type): If finalizing, write out nested types
10927 of types we've already written.
10929 Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com>
10931 (patches originally from Geoffrey Keating)
10932 * rs6000.c (function_arg): Excess floating point arguments don't
10933 go into GPR registers after exhausting FP registers under the
10935 (function_arg_partial_nregs): Ditto.
10937 * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
10940 Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com>
10942 * integrate.c (output_inline_function): Just unset DECL_INLINE.
10944 Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov>
10946 * dwarf2out.c (outout_call_frame_info): Ensure that the info has
10949 * libgcc2.c (__throw): Initialize HANDLER.
10951 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
10953 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
10954 fix_truncsfdi2): Change *X to ?*X.
10956 Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com)
10958 * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling.
10960 Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com)
10962 * crtstuff.c (do_global_dtors_aux): Handle multiple calls better.
10964 Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>:
10966 * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement.
10968 Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com>
10970 * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
10971 * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc.
10972 * expr.h: Likewise.
10974 Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com)
10976 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define.
10977 * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using
10978 gas and not using the new HP assembler.
10980 Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com)
10982 * Makefile.in (program_transform_cross_name): Clean up "-e" confusion.
10983 (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise.
10985 Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
10987 * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for
10988 TARGET_ENDIAN_DEFAULT == zero instead of testing for macro
10991 Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
10993 * stmt.c (expand_end_bindings): Allow jump into block with cleanups.
10995 Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com>
10997 * except.h: Add outer_context_label_stack.
10998 * except.c: Likewise.
10999 (expand_start_all_catch): Push the outer_context for the try block
11000 onto outer_context_label_stack.
11001 (expand_end_all_catch): Use it and pop it.
11003 Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com)
11005 * i386/sco5.h (HAVE_ATEXIT): Revert last change.
11007 Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com>
11009 * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better.
11011 Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de>
11013 * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label
11014 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
11016 Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com>
11018 * Makefile.in (LIB2FUNCS): Remove C++ memory management support.
11019 * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler,
11020 __builtin_delete, and __builtin_vec_delete.
11022 * except.c (output_exception_table): Don't bother with
11025 Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com)
11027 * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register
11028 is an in/out operand.
11029 (zero extended variants of stwm/stwm patterns): Similarly.
11031 * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
11033 Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com>
11035 * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4.
11037 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name.
11038 (output_call_frame_info): Emit a \n after using it.
11040 Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk>
11042 * configure.in: Add AC_ARG_ENABLE for Haifa as documentation.
11044 Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be>
11046 * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
11047 (ASM_OUTPUT_DWARF_VALUE4): New macro.
11048 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
11050 (output_call_frame_info): Do not output forward label differences
11051 if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
11052 * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
11054 Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11056 * sh.md (attribute "type"): Add nil.
11057 (movsi_ie): y/y alternative is type nil.
11058 (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X
11060 (movsf_ie+1): Delete.
11062 Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com>
11064 * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are
11065 large_int, emit two insns instead of one splitable insn.
11066 * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
11067 from cfa_temp_value, use cfa_offset. Add assert checking that
11070 Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com>
11072 * cccp.c (deps_output): Properly quote file names for make.
11074 Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com)
11076 * t-h8300 (MULTILIB_EXCEPTIONS): Define.
11078 Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com)
11080 * i386/sco5.h (HAVE_ATEXIT): Delete definition.
11082 Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com)
11084 * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl
11086 (cse_end_of_basic_block): Similarly.
11088 Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com>
11090 * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define.
11091 (SELECT_RTX_SECTION): Define.
11092 (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC.
11094 Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de>
11096 * Makefile.in (compare, compare-lean): Define $stage for each
11098 (gnucompare, gnucompare-lean): Likewise.
11100 Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com)
11102 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets.
11104 * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label
11105 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
11107 Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com)
11109 * dwarfout.c (byte_size_attribute): Add local var upper_bound
11110 and add case to handle STRING_TYPE.
11111 * dwarfout.c (output_string_type_die): Fix code to generate
11112 correct string length attribute for fixed length strings.
11113 Still needs support for varying length strings.
11115 Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com)
11117 * toplev.c (get_run_time): Do something sensible for cygwin32.
11119 Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com>
11121 * expr.c (expand_builtin_setjmp): Set
11122 current_function_has_nonlocal_label.
11123 * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill
11124 call-saved registers across calls.
11126 * alpha.md (exception_receiver): Remove.
11127 (nonlocal_goto_receiver_osf): New
11128 (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver.
11129 (nonlocal_goto_receiver): New, select _osf or _vms.
11131 * alpha.c (output_prolog [*]): Prefix entry labels with '$' to
11132 keep them from being propogated to the object file.
11133 (alpha_write_linkage): Likewise.
11134 * alpha.md (call_vms): Likewise.
11135 (call_value_vms): Likewise.
11136 (unnamed osf call insns): Likewise.
11138 * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label.
11139 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
11141 * alpha.c (call_operand): Any reg is valid for WinNT.
11142 * alpha.md (call_nt, call_value_nt): Don't force address into $27.
11143 (anon nt calls): Add 'R' alternative.
11144 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE,
11145 INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs.
11147 Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com)
11149 * calls.c (expand_call): Handle pcc_struct_value correctly for C++.
11151 * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines.
11152 * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
11153 * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
11155 Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com>
11157 * reload1.c (new_spill_reg): Improve fixed or forbidden register
11158 spill error message.
11160 Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11162 * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
11163 use varargs.h. Wrap header with <>, not "".
11165 Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com)
11167 * integrate.c (save_for_inline_copying): Add return value from
11170 Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com>
11172 * fixincludes: Be a little more restrictive on what we will
11173 substitute to replace definitions of MAXINT for HPUX.
11175 Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com>
11177 * dbxout.c (dbxout_symbol_location): Don't assume that variables
11178 whose address is the stack or argument pointers are indirect
11181 1997-11-13 Paul Eggert <eggert@twinsun.com>
11183 * cccp.c, cpplib.c (compare_defs):
11184 Don't complain about arg name respellings unless pedantic.
11185 * cpplib.c (compare_defs): Accept pfile as new arg.
11186 All callers changed.
11188 Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11190 * fold-const.c (fold_truthop): Fix bug in last change.
11192 1997-11-13 Paul Eggert <eggert@twinsun.com>
11194 Fix some confusion with IEEE minus zero.
11196 * real.h (REAL_VALUES_IDENTICAL): New macro.
11198 * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
11199 * fold-const.c (operand_equal_p): Don't consider -0.0 to be
11201 * tree.c (simple_cst_equal): Don't consider -0.0 to have the
11202 same tree structure as 0.0.
11204 * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL
11205 macro instead of doing it by hand.
11207 Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com)
11209 * v850/lib1funcs.asm: Minor whitespace changes.
11210 * v850.c: Fix minor formatting problems in many places.
11211 (construct_restore_jr, construct_save_jarl): Remove unwanted aborts.
11213 Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com>
11215 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and
11216 xplus1 when xplus0 is not a register.
11218 Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com)
11220 * flow.c (find_basic_blocks): During marking phase, if we encounter
11221 an insn with a REG_LABEL note, make the target block live and
11222 create an edge from the insn to the target block. Do not make
11223 edges from all blocks to the target block.
11225 * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers.
11227 * confiugre.in: Tweak NCR entries.
11228 * configure: Rebuilt.
11230 Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
11232 * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
11233 pick apart floating point values, instead of using CONST_DOUBLE_LOW
11234 and CONST_DOUBLE_HIGH.
11236 * rs6000.md (define_splits for DF constants): Use the appropriate
11237 REAL_VALUE_* interface to pick apart DF floating point constants in
11238 a machine independent fashion.
11240 Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11242 * fold-const.c (fold_truthop): When changing a one-bit comparison
11243 against zero into a comparison against mask, do a proper sign
11246 Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com)
11248 * except.c: Do not include "assert.h".
11249 (save_eh_status): Turn asserts into conditional aborts.
11250 (restore_eh_status, scan_region): Likewise.
11251 * dwarfout.c: Do not include "assert.h".
11252 (bit_offset_attribute): Turn asserts into conditional aborts.
11253 (bit_size_attribute, output_inlined_enumeration_type_die): Likewise.
11254 (output_inlined_structure_type_die): Likewise.
11255 (output_inlined_union_type_die): Likewise
11256 (output_tagged_type_instantiation): Likewise.
11257 (dwarfout_file_scope_decl): Likewise.
11258 * dwarf2out.c: Do not include "assert.h"
11259 (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts.
11260 (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise.
11261 (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise.
11262 (add_bit_size_attribute, scope_die_for): Likewise.
11263 (output_pending_types_for_scope): Likewise.
11264 (get_inlined_enumeration_type_die): Likewise.
11265 (get_inlined_structure_type_die): Likewise.
11266 (get_inlined_union_type_die, gen_subprogram_die): Likewise.
11267 (gen_tagged_type_instantiation_die): Likewise.
11269 * flow.c (find_basic_blocks): Refine further to get a more correct
11270 cfg, especially in the presense of exception handling, computed
11271 gotos, and other non-trivial cases. Call abort if an inaccuracy
11272 is detected in the cfg.
11274 Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11276 * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts.
11278 * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions.
11279 (skip_white_space): Use whitespace_cr.
11280 (check_newline): Handle whitespace more consistently.
11282 Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com>
11284 * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX.
11285 * i386/xm-cygwin32.h (POSIX): Define.
11287 Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com>
11289 * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit
11290 is available elsewhere.
11292 Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com>
11294 * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match
11295 what the instruction can handle.
11297 Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
11299 * stmt.c (expand_decl_cleanup_no_eh): New fn.
11301 * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
11303 Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com)
11305 * alias.c (MAX_ALIAS_LOOP_PASSES): Define.
11306 (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES.
11308 Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
11310 * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
11311 swap instruction order.
11313 Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com)
11315 * fixinc.svr4 (__STDC__): Add another case.
11317 Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11319 * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying
11320 addresses in the epilogue delay slot.
11322 Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de)
11324 * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace
11325 in generated `specs' file.
11327 Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com)
11329 * flags.h (flag_rerun_loop_opt): Declare.
11330 * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt.
11331 * toplev.c (flag_rerum_loop_opt): Delete static.
11333 Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11335 Bring over from FSF:
11337 Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11339 * va-sh.h (__va_arg_sh1): Define.
11341 SH3E doesn't use any integer registers for subsequent arguments
11342 once a non-float value was passed in the stack.
11343 * sh.c (machine_dependent_reorg): If optimizing, put explicit
11344 alignment in front label for ADDR_DIFF_VEC.
11345 * sh.h (PASS_IN_REG_P): Fix SH3E case.
11346 (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
11348 Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11350 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
11353 Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11355 * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
11356 put an use_sfunc_addr before each sfunc.
11357 * sh.md (use_sfunc_addr, dummy_jump): New insns.
11358 (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
11360 Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11362 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
11364 Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
11366 * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
11369 Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com)
11371 * alias.c (find_base_value): Only return the known base value for
11374 Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com>
11376 * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
11377 * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE
11379 (prologue_get_pc_and_set_got): New pattern.
11381 Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com)
11383 * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse
11384 for SUBREG, just fall through.
11386 * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero.
11388 * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake.
11390 Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com)
11392 * fixincludes: Fix "hypot" prototype in NeXT math.h.
11394 * Makefile.in (USE_ALLOCA): Always include alloca.o.
11395 (USE_HOST_ALLOCA): Likewise.
11397 * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES
11398 and LABEL_REFS fields.
11399 * rtl.h (LABEL_REFS): Update.
11401 Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com>
11403 * combine.c (try_combine): When setting elim_i2, check whether newi2pat
11404 sets i2dest. When calling distribute_notes for i3dest_killed, pass
11405 elim_i2 and elim_i1. When setting elim_i1, check if newi2pat
11408 * mips.md (insv, extzv, extv): Add change_address call.
11409 (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
11411 * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc.
11413 * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants.
11415 * mips.c (mips_expand_epilogue): Emit blockage insn before call to
11416 save_restore_insns if no FP and GP will be restored.
11418 * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
11419 Convert CCmode to word_mode before calling GET_MODE_SIZE.
11421 * acconfig.h (HAVE_INTTYPES_H): Undef.
11422 * configure.in (inttypes.h): Check for conflicts between sys/types.h
11423 and inttypes.h, and verify that intmax_t is defined.
11424 * config/mips/x-iris (CC, OPT, OLDCC): Comment out.
11425 * config/mips/x-iris3: Likewise.
11427 Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com)
11429 * alias.c (find_base_value): When copying arguments, return the
11430 tenative value for a hard register.
11432 Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com>
11434 * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
11435 (yylex): Record wide strings using target endianness, not host.
11437 Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com)
11439 * mn10200.h (ASM_OUTPUT_BSS): Delete.
11440 (ASM_OUTPUT_ALIGNED_BSS): New macro
11441 * mn10300.h (ASM_OUTPUT_BSS): Delete.
11442 (ASM_OUTPUT_ALIGNED_BSS): New macro.
11443 * v850.h (ASM_OUTPUT_BSS): Delete.
11444 (ASM_OUTPUT_ALIGNED_BSS): New macro.
11446 Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11448 * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP.
11450 Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com)
11452 * configure.in (sco5): Use cpio to install header files.
11454 Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de>
11456 * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to
11458 * configure: Rebuild.
11460 Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com)
11462 * i386/sco5.h: enable -gstabs once again.
11464 Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com)
11466 * arm.c (output_move_double): Allocate 3 entries in otherops array.
11468 Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com)
11470 * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG
11471 notes for sjlj exceptions too.
11472 (expand_eh_region_end): Similarly for EH_REGION_END notes.
11473 (exception_optimize): Optimize EH regions for sjlj exceptions too.
11474 * final.c (final_scan_insn): Don't output labels for EH REGION
11475 notes if doing sjlj exceptions.
11477 Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com)
11479 * alias.c (init_alias_analysis): Handle -fno-alias-check when
11480 optimizing correctly.
11482 * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note
11483 or set current_function_calls_setjmp anymore.
11485 * flow.c (find_basic_blocks): If we delete the label for an
11486 exception handler, remove it from the EH label list and remove
11487 the EH_BEGIN/EH_END notes for that EH region.
11489 Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com)
11491 * flow.c (find_basic_blocks): Generate correct flow control
11492 information when exception handling notes are present.
11494 Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com)
11496 * dwarf2out.c (output_call_frame_info): Fix length argument
11497 to ASM_OUTPUT_ASCII.
11498 (output_die, output_pubnames, output_line_info): Likewise.
11500 Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
11502 * version.c: Bump for snapshot.
11504 * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
11505 output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if
11506 flag_debug_asm is on.
11507 (output_die, output_pubnames, output_line_info): Likewise.
11509 * alias.c (init_alias_analysis): Add struct_value_incoming_rtx
11510 and static_chain_rtx into the potential base values array if
11511 they are registers.
11513 * alias.c (new_reg_base_value): New array of potential base values.
11514 (unique_id): Now file scoped static.
11515 (find_base_value, case REG): Return the value in reg_base_value
11516 array for the REG if it exists. Else, return the value from
11517 new_reg_base_value if copying args and REG is a hard register.
11518 (find_base_value, case PLUS): If either operand of the PLUS is
11519 a REG, try to get its base value. Handle base + index and
11521 (record_set): Use new_reg_base_value instead of reg_base_value.
11522 (init_alias_analysis): Allocate space for new_reg_base_value too.
11523 Rework code to iterate over the insns propagating base value
11524 information until nothing changes.
11526 * global.c (global_alloc): Free the conflict matrix after
11527 reload has finished.
11529 Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com>
11531 * libgcc2.c (L_eh): Define __eh_pc.
11532 Replace __eh_type with generic pointer __eh_info.
11534 Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
11536 * expr.c (expand_increment): When enqueing a postincrement for a MEM,
11537 use copy_to_reg if address is not a general_operand.
11539 Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11541 * profile.c (output_func_start_profiler): Clear flag_inline_functions
11542 for the duration of the call to rest_of_compilation.
11544 Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com>
11546 * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
11548 (sparc*-*-*): Recognize --with-cpu=v9.
11549 * sparc/elf.h: New file.
11550 * sparc/t-elf: New file.
11552 Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com)
11554 * mn10300.c (const_8bit_operand): New function.
11555 (mask_ok_for_mem_btst): New funtion.
11556 * mn10300.md (btst patterns with mem operands): Use new functions
11557 to avoid creating btst instructions with invalid operands.
11559 Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com>
11561 * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we
11562 are running on PowerPC Linux.
11564 Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com>
11566 * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define
11567 if not previously defined.
11569 Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com)
11571 * function.c (assign_parms): Correct mode of stack_parm if
11572 entry_parm underwent a mode conversion.
11574 1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com>
11576 * global.c (global_alloc): Use xmalloc instead of alloca for
11577 CONFLICTS, since max_allocno * allocno_row_words alone can be more
11578 than 2.5Mb sometimes.
11580 Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com>
11582 * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of
11583 DEST for the spill, adjust mode of SRC to compensate.
11585 Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com>
11587 * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p,
11588 since any_memory_operand() allows pseudos during reload.
11589 (reload_inhi, reload_outqi, reload_outhi): Likewise.
11591 Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com>
11593 * m68k.md (btst patterns): Add 5200 support.
11595 Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl>
11597 * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3)
11598 optimizations, look inside dividend to determine if the expression
11599 can be simplified by using EXACT_DIV_EXPR.
11601 Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
11604 * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
11606 Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com>
11608 * alpha.c (summarize_insn [SUBREG]): Propogate SET.
11610 Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com>
11612 * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap
11615 Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com>
11617 * alpha.md (movqi, movhi): Make sure new insns created during reload
11618 won't need reloading themselves.
11619 (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise.
11621 Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com)
11623 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
11625 Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com>
11627 * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask.
11628 Patch from Klaus Kaempf <kkaempf@progis.de>.
11630 Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com)
11632 * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference
11633 to an element in a constant string.
11635 Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
11637 * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
11638 bit PC-relative offset. The exception range table pointer is now in
11640 * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
11641 (count_fdes, add_fdes, get_cie): Adjust.
11642 (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
11645 * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
11647 Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com>
11649 * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just
11650 like stack_pointer_rtx.
11652 Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de>
11654 * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap
11655 targets using "$@" to provide support for similar but not identical
11656 targets without having to duplicate code.
11657 (bootstrap4): New goal.
11659 * Makefile.in (compare, compare-lean, compare3): Combined to one
11660 ruleset determining actions to be performed via $@.
11661 (compare4, compare4-lean): New targets.
11662 (gnucompare, gnucompare3): Combined to one ruleset determining
11663 actions to be performed via $@. Also, note which files failed
11664 the comparison test in .bad_compare.
11665 (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets.
11667 Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl>
11669 * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR
11670 if the dividend is a multiple of the divisor.
11672 Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com)
11674 * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
11676 * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC,
11679 * alias.c (true_dependence): Fix typo.
11681 * toplev.c (flag_rerun_loop_opt): New variable.
11682 (f_options): Handle -frerun-loop-opt.
11683 (rest_of_compilation): If -frerun-loop-opt, then run the loop
11685 (main): Enable -frerun-loop-opt by default for -O2 or greater.
11687 * loop.c (simplify_giv_expr): Adding two invariants results
11690 Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com>
11692 * expr.c (get_inner_reference): Remove the array bias after
11693 converting the index to Pmode.
11695 Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
11697 * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
11698 (TARGET_MULT_BUG): Define.
11699 (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
11700 * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
11702 Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com)
11704 * mn10200.c (indirect_memory_operand): Delete unused function.
11705 * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
11706 * mn10200.md (bset, bclr insns): Handle output in a reg too.
11708 Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com>
11710 * alpha.md (call patterns): Revert Oct 16 change; if we are to elide
11711 the callee's ldgp, we must do it ourselves, and we use the jsr tag
11712 for more than scheduling.
11714 Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com>
11716 * sparc/sparc.h (ASM_SPEC): Delete asm_arch.
11718 Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com)
11720 * mn10300.c (symbolic_operand, legitimize_address): New functions.
11721 * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
11722 (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
11724 Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com)
11726 * version.c: Bump for snapshot.
11728 Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11730 * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
11733 Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com)
11735 * toplev.c (flag_exceptions): Default value is 2.
11736 (compile_file): If flag_exceptions still has the value 2, then
11739 * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
11740 (rs6000_save_machine_status): Save pic_offset_table_rtx.
11741 (rs6000_restore_machine_status: Restore pic_offset_table_rtx.
11743 * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
11746 * rs6000.md (*movsi_got_internal_mem): New pattern.
11747 (*movsi_got_internal_mem splitter): New define_split.
11749 Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com>
11751 * obstack.h (obstack_empty_p): Fix spurious space after backslash.
11753 Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
11755 * rs6000.c: Avoid creating a stack frame under SYSV ABI if we
11756 only need to save LR.
11758 Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com)
11760 * mn10300.md (movqi, movhi): Avoid using address registers as
11761 destinations unless absolutely necessary.
11763 * mn10200.c (expand_prologue): Fix typo.
11765 * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed
11767 * mn10200.md (neghi2): Provide an alternative which works if
11768 the input and output register are the same.
11770 * mn10300.c (print_operand): Handle 'S'.
11771 * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
11772 shift amount in last alternative
11774 * mn10300.c (expand_epilogue): Rework to handle register restores
11775 in "ret" and "retf" instructions correctly.
11777 Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com>
11779 * expmed.c (extract_bit_field): Don't make flag_force_mem disable
11780 extzv for memory operands.
11782 * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
11783 redundant conditional moves to single operand.
11785 Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com>
11787 * v850.h: Move define of __v850__ from CPP_PREDEFINES
11790 * xm-v850.h: Use __v850 rather than __v850__ to
11791 identify v850 port.
11793 Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com>
11795 * mips/mips.c (compute_frame_size): Not a leaf function if
11798 Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
11800 * rs6000/t-ppccomm: Use -msdata=none for crtstuff.
11802 Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com>
11804 * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
11805 (DEFAULT_ARCH32_P): New macro.
11806 (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
11807 (enum cmodel): Declare.
11808 (sparc_cmodel_string,sparc_cmodel): Declare.
11809 (SPARC_DEFAULT_CMODEL): Provide default.
11810 (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
11811 (TARGET_FULLANY): Deleted.
11812 (TARGET_CM_MEDMID): New macro.
11813 (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
11814 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
11815 (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
11816 (CPP_SPEC): Rewrite.
11817 (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
11818 (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
11819 (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
11820 (ASM_SPEC): Add %(asm_arch).
11821 (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
11822 Rename asm_default to asm_cpu_default.
11823 Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
11824 cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
11825 (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
11826 ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
11827 (MASK_INT64,MASK_LONG64): Delete.
11828 (MASK_ARCH64): Renamed to MASK_64BIT.
11829 (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
11830 (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
11831 (TARGET_SWITCHES): Always provide 64 bit options.
11832 (ARCH64_SWITCHES): Delete.
11833 (TARGET_OPTIONS): New option -mcmodel=.
11834 (INT_TYPE_SIZE): Always 32.
11835 (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
11836 (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
11837 (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
11838 (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
11839 * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
11841 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
11842 * sparc/linux.h: Likewise.
11843 * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
11844 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
11845 (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
11846 (SPARC_DEFAULT_CMODEL): Define.
11847 (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
11848 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
11849 (LONG_DOUBLE_TYPE_SIZE): Define.
11850 (ASM_SPEC): Add %(asm_arch).
11851 * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
11852 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
11853 (TARGET_CPU_DEFAULT): Add ultrasparc case.
11854 * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
11855 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
11856 (SPARC_DEFAULT_CMODEL): Define.
11857 * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
11858 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
11859 MASK_LONG64, MASK_MEDANY.
11860 (SPARC_DEFAULT_CMODEL): Define.
11861 (CPP_PREDEFINES): Delete.
11862 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
11863 (ASM_SPEC): Add %(asm_arch).
11864 (LONG_DOUBLE_TYPE_SIZE): Define.
11865 (DWARF2_DEBUGGING_INFO): Define.
11866 * sparc/splet.h (CPP_SPEC): Delete.
11867 * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
11868 (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
11869 (BLOCK_PROFILER): Likewise.
11870 * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
11871 (sparc_override_options): Handle code model selection.
11872 (sparc_init_expanders): Renamed from sparc64_init_expanders.
11873 * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
11874 TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
11875 (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
11876 (sethi_di_fullany): Delete.
11878 Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de>
11879 Jeff Law <law@cygnus.com>
11880 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11882 * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case.
11883 (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise.
11884 (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise.
11885 (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise.
11886 * alpha/alpha.md (arg_home): Likewise.
11888 * alpha/alpha.c (vmskrunch): Delete
11889 * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete.
11890 * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't
11891 truncate to 64 characters.
11893 * make-l2.com: Support openVMS/Alpha.
11895 * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX.
11897 Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11899 * longlong.h (count_leading_zeros): Add missing casts to USItype.
11901 Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com)
11903 * i386/bsd386.h (ASM_COMMENT_START): Define.
11905 Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com>
11907 * tree.c (restore_tree_status): Also free up temporary storage
11908 when we finish a toplevel function.
11909 (dump_tree_statistics): Print stats for backend obstacks.
11911 Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com>
11913 * expr.c (use_group_regs): Don't call use_reg for MEMs.
11915 Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
11917 * libgcc2.c (__throw): Don't copy the return address.
11918 * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
11920 * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
11921 * toplev.c (main): Initialize exceptions_via_longjmp.
11923 * tree.c: Add extra_inline_obstacks.
11924 (save_tree_status): Use it.
11925 (restore_tree_status): If this is a toplevel inline obstack and we
11926 didn't want to save anything on it, recycle it.
11927 (print_inline_obstack_statistics): New fn.
11928 * function.c (pop_function_context_from): Pass context to
11929 restore_tree_status.
11930 * obstack.h (obstack_empty_p): New macro.
11932 Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com)
11934 * i386/freebsd.h (ASM_COMMENT_START): Fix.
11936 Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com)
11938 * v850.c (ep_memory_offset): New function.
11939 (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
11941 * v850.h (CONST_OK_FOR_*): Add and correct comments.
11942 (CONSTANT_ADDRESS_P): Add comment.
11943 (EXTRA_CONSTRAINT): Define 'U'.
11944 * v850.md: Add comments on bit field instructions.
11945 (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
11946 (lshrsi3): Use N not J constraint.
11948 * v850.md (v850_tst1+1): New define_split for tst1 instruction.
11950 * v850.c (reg_or_0_operand): Call register_operand.
11951 (reg_or_int5_operand): Likewise.
11952 * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
11953 (TARGET_SWITCHES): Add "big-switch".
11954 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
11955 ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
11956 (CASE_DROPS_THROUGH): Comment out.
11957 (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
11958 * v850.md (cmpsi): Delete compare mode.
11959 (casesi): New pattern.
11961 * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
11962 * v850.md (ashlsi3): Use SImode not QImode for shift count.
11963 (lshrsi3): Likewise.
11965 * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
11966 unreachable switch statement after 'b' support. Remove "b" from
11967 strings for 'b' support.
11968 * v850.md (branch_normal, branch_invert): Change %b to b%b.
11970 Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com)
11972 * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an
11973 empty line if @inhibit_libc@ is empty.
11975 Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com)
11977 * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj.
11978 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined.
11979 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
11980 (DWARF2_UNWIND_INFO): Let this track object file format.
11981 (EXTRA_SECTIONS): Add in_eh.
11982 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define.
11983 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
11985 Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
11987 * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
11988 * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when
11990 * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed.
11991 (output_double_int): Output DI mode values correctly when
11992 HOST_BITS_PER_WIDE_INT is 64.
11993 (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
11994 fmovd so it works if a quad float ends up in one of the upper 32
11996 * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns
11997 necessary for PIC support on sparc64.
11999 Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com>
12001 * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
12002 * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64.
12003 (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
12004 (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
12005 (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
12006 (SPARC_FP_ARG_FIRST): New macro.
12007 (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
12008 (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
12009 (NPARM_REGS): There are 32 fp argument registers now.
12010 (FUNCTION_ARG_REGNO_P): Likewise.
12011 (FIRST_PARM_OFFSET): Update to new v9 abi.
12012 (REG_PARM_STACK_SPACE): Define for arch64.
12013 (enum sparc_arg_class): Delete.
12014 (sparc_arg_count,sparc_n_named_args): Delete.
12015 (struct sparc_args): Redefine and use for arch32 as well as arch64.
12016 (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
12017 (FUNCTION_ARG_ADVANCE): Rewrite.
12018 (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
12019 (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
12020 (FUNCTION_ARG_CALLEE_COPIES): Delete.
12021 (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
12022 (STRICT_ARGUMENT_NAMING): Define.
12023 (doublemove_string): Declare.
12024 * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
12025 (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
12026 (doublemove_string): New function.
12027 (output_move_quad): Clean up some of the arch64 support.
12028 (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
12029 Don't add 8 bytes of reserved space if arch64.
12030 (sparc_builtin_saveregs): Combine arch32/arch64 versions.
12031 (init_cumulative_args): New function.
12032 (function_arg_slotno): New static function.
12033 (function_arg,function_arg_partial_nregs): New functions.
12034 (function_arg_{pass_by_reference,advance}): New functions.
12035 (function_arg_padding): New function.
12036 * ginclude/va-sparc.h: Rewrite v9 support.
12038 Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
12040 * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P
12041 for hard regs to determine base and index registers.
12043 * reload.c (debug_reload_to_stream): New function. Specify stream
12044 into which to write debug info.
12045 (debug_reload): Modify to call debug_reload_to_stream with stderr.
12047 Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com>
12049 * combine.c (can_combine_p): Don't combine with an asm whose
12050 output is a hard register.
12052 Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com)
12054 * c-decl.c (start_struct): Ensure that structs with forward
12055 declarations are in fact packed when -fpack-struct is given.
12057 * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
12058 we are packing a structure. This allows a structure with only
12059 bytes to be aligned on a byte boundary and have no padding on a
12062 Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12064 * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
12066 Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com>
12068 * alpha.c (alpha_return_addr_rtx): New variable.
12069 (alpha_save_machine_status): New; save it.
12070 (alpha_restore_machine_status): New; restore it.
12071 (alpha_init_expanders): New; clear it.
12072 (alpha_return_addr): New; set it.
12073 (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live
12074 is overly conservative, so search the insns explicitly.
12075 (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed.
12076 (alpha_sa_size [VMS && !VMS]): Likewise.
12077 * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
12078 (INIT_EXPANDERS): New definition.
12080 * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file.
12081 (output_prolog [!VMS]): Use them.
12083 * alpha.c (output_prolog [!VMS]): Move gp detection to ...
12084 (alpha_does_function_need_gp): ... a new function. Refine the
12085 CALL_INSN test to just TYPE_JSR.
12086 * alpha.md (most call insns): Fix some jsr/ibr type transpositions.
12088 Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com)
12090 * version.c: Bump for snapshot.
12092 Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12094 * pa.c (move_operand): Respect -mdisable-indexing.
12095 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
12097 Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
12099 * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
12101 (umulsidi3,umulsi3_highpart): Ditto.
12102 (smulsi3_highpart_no_mq): Add !TARGET_POWER.
12104 Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com>
12106 * alpha.c (final_prescan_insn): Gut, remove and transform to ...
12107 (alpha_handle_trap_shadows): ... a new function. Handle the entire
12108 function in one go. Emit RTL for trapb, instead of printf directly.
12109 (alpha_reorg): New function. Call alpha_handle_trap_shadows.
12110 (trap_pending): Kill global variable.
12111 (output_epilog): Don't call final_prescan_insn.
12112 (struct shadow_summary): Elide $31 and $f31; now it fits in a word.
12113 * alpha.h (FINAL_PRESCAN_INSN): Remove.
12114 (MACHINE_DEPENENT_REORG): Define.
12115 * alpha.md (jsr patterns with trapb): Stupid and useless. Kill.
12118 Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com>
12120 Tune Haifa scheduler for Alpha:
12121 * alpha.h (ISSUE_RATE): Define.
12122 * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply
12123 EV4 adjustments to EV5.
12124 * alpha.md: Remove all scaling from function unit delays. Rework
12125 EV5 function units to match the CPU.
12126 (umuldi3_highpart): EV5 added the IMULH insn class.
12128 Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com)
12130 * pa.c (following_call): Fail if the CALL_INSN is an indirect
12133 Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net>
12135 * cplus-dem.c (demangle_signature): Don't look for return types on
12136 constructors. Handle member template constructors.
12138 Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com>
12140 * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
12141 * tree.h: Declare them.
12143 Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com>
12145 * configure.in: Handle --with-newlib.
12146 * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.
12148 * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
12150 Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com)
12152 * config/ptx4.h: Fix typo.
12154 Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com)
12156 * version.c: Bump for snapshot.
12158 Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de>
12160 * aclocal.m4: Substitute INSTALL.
12161 * configure: Re-built.
12163 Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com)
12165 * integrate.c (save_for_inline_copying): Avoid undefined pointer
12167 (expand_inline_function): Likewise.
12169 * dwarf2out.c (output_call_frame_info): Reinstate last change
12170 using flag_debug_asm check instead of flag_verbose_asm.
12172 Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com>
12174 * dwarf2out.c (output_call_frame_info): Remove last change.
12176 1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
12178 * frame.c (__frame_state_for): Execute the FDE insns until the
12179 current pc value is strictly bigger than the target pc value.
12181 Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com>
12183 * regclass.c (init_reg_modes): If we can't find a mode for the
12184 register, use the previous one.
12186 Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com>
12188 * haifa-sched.c (print_block_visualization): Call fprintf directly,
12189 don't sprintf through an alloca'ed buffer.
12191 Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de)
12193 * reload.c (decompose): Always initialize val.base.
12195 Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
12197 * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment
12198 instead of aborting.
12199 * dwarf2out.c (output_call_frame_info): Call app_enable and
12200 app_disable to let GNU as accept the generated comments.
12202 Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com>
12204 * tree.h (get_file_function_name): Add declaration.
12205 * dwarf2out.c (output_call_frame_info): No need to cast
12206 get_file_function_name call anymore.
12207 * profile.c (toplevel): Remove get_file_function_name
12209 * c-lang.c (finish_file): Ditto.
12211 Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net>
12213 * Makefile.in (program_transform_name): Let autoconf substitute
12216 Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com)
12218 * haifa-sched.c (schedule_block): If the first real insn in a
12219 block has any special notes attached to it, remove them.
12221 Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com>
12223 * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5.
12225 Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
12227 * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
12229 Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com)
12231 * Makefile.in (check-g77): New test target.
12232 (CHECK-TARGETS): Add check-g77.
12234 Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com>
12236 * toplev.c (rest_of_compilation): Defer all non-nested inlines.
12238 Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com>
12240 * flow.c (print_rtl_with_bb): Cast alloca return value for
12243 Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com>
12245 * i386.h (RETURN_ADDR_RTX): New definition that works for
12246 __builtin_return_address(0) and -fomit-frame-pointer.
12248 Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com>
12250 Bring over from FSF.
12251 Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
12253 * mips.c (function_arg): Handle passing a struct
12254 containing a double in a DFmode register without the PARALLEL.
12256 Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com>
12258 * pexecute.c: Use spawn if __CYGWIN32__.
12260 * pexecute.c: Include "config.h" first, as per autoconf manual
12261 (from Paul Eggert <eggert@twinsun.com>).
12263 Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
12265 * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump
12266 optimisation for f/expr.o and f/stb.o.
12268 Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com)
12270 * cse.c (this_insn_cc0_mode): Initialize.
12272 Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de>
12274 * cccp.c (expand_to_temp_buffer): Initialize all members of obuf.
12276 * haifa-sched.c (get_block_head_tail): Remove unneeded initialization.
12278 Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com>
12280 * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since
12281 that pair will dual-issue on the 21164 and plus+beq won't.
12282 (bne): Likewise for cmpeq+beq.
12284 Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com>
12286 * except.c (find_exception_handler_labels): Correct argument to free.
12288 Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
12290 * except.c (find_exception_handler_labels): Free LABELS when we're
12293 Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com)
12295 * version.c: Bump for snapshot.
12297 Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com>
12299 * flow.c (find_basic_blocks): Mark calls as potentially jumping
12302 Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com)
12304 * configure.in: Substitute for "install" too.
12305 * configure: Rebuilt.
12307 Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu>
12309 * Makefile.in (bootstrap-lean, compare-lean): New targets.
12311 Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com)
12313 * alias.c (base_alias_check): Two symbols can conflict if they
12314 are accessed via AND.
12315 (memrefs_conflict_p): Likewise.
12317 * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn
12318 after flushing argument registers to the stack.
12320 * Makefile.in (mostlyclean): Remove .regmove files.
12322 Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
12324 * libgcc2.c (__throw): Fix thinko.
12326 Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
12328 * cplus-dem.c (demangle_template): Add new parameter. Handle new
12329 template-function mangling.
12330 (consume_count_with_underscores): New function.
12331 (demangle_signature): Handle new name-mangling scheme.
12333 Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
12335 * flow.c (print_rtl_with_bb): Cast alloca return values for variables
12338 Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com)
12340 * frame.c: Remove last change.
12341 * dwarf2.h: Remove last change.
12342 * tree.h: Add declarations of DWARF2 unwind info support
12345 Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
12347 * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
12348 * tree.h (built_in_function): Likewise.
12349 * expr.c (expand_builtin): Likewise.
12350 * except.h: Likewise.
12351 * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
12352 * libgcc2.c (copy_reg): New fn.
12355 Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
12357 * c-typeck.c (build_binary_op): Warn about comparing signed vs
12358 unsigned if -W is specified and -Wno-sign-compare is not.
12359 * c-decl.c (warn_sign_compare): Initialize to -1.
12360 (c_decode_option): -Wall no longer implies -Wsign-compare.
12362 Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
12364 * frame.c: Include gansidecl.h for PROTO.
12365 * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is
12366 defined. Don't declare dwarf2out_cfi_label here.
12367 * dwarf2.h: Add declarations of DWARF2 unwind info support
12369 * m68k.c: Include dwarf2.h.
12370 (output_function_prologue): Add dwarf2 support.
12371 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
12372 (INCOMING_FRAME_SP_OFFSET): Likewise.
12374 * integrate.c (expand_inline_function): Make sure there is at
12375 least one insn that can be used as an insertion point.
12377 Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
12379 * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
12381 Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com)
12383 * version.c: Bump for snapshot.
12385 Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com>
12387 Bring over from FSF.
12389 Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
12391 * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
12392 (get_pc_via_rdpc): Renamed from get_pc_sp64.
12393 * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
12395 Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
12397 * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
12398 (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
12399 -malign-functions=.
12400 (sparc_align_{loops,jumps,funcs}_string): Declare.
12401 (sparc_align_{loops,jumps,funcs}): Declare.
12402 (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
12403 (FUNCTION_BOUNDARY): Use sparc_align_funcs.
12404 (STACK_BIAS): Define.
12405 (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform
12407 (SPARC_SETHI_P): New macro.
12408 (CONST_OK_FOR_LETTER_P): Use it.
12409 (ASM_OUTPUT_ALIGN_CODE): Define.
12410 (ASM_OUTPUT_LOOP_ALIGN): Define.
12411 * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
12412 (sparc_align_{loops,jumps,funcs}): New globals.
12413 (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
12414 -malign-functions=.
12415 (move_operand): Use SPARC_SETHI_P.
12416 (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then
12418 (arith11_double_operand): Likewise.
12419 (arith10_double_operand): Likewise.
12420 (finalize_pic): Finish sparc64 support.
12421 (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
12422 64 bit constants if able.
12423 (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
12424 (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if
12426 * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx.
12427 (get_pc_sp32): Use for sparc64 as well.
12428 (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
12429 (sethi_di_sp64_const): Likewise.
12430 (movtf_cc_sp64): Check TARGET_HARD_QUAD.
12431 (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
12432 (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
12434 Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
12436 * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
12437 * sparc/linux.h (COMMENT_BEGIN): Likewise.
12438 * sparc/linux64.h (COMMENT_BEGIN): Likewise.
12440 Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
12442 Add sparc64 linux support.
12443 * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
12444 to xm_file list on 32-bit sparc-linux.
12445 * sparc/xm-sp64.h: New file.
12446 * sparc/linux64.h: New file.
12447 * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
12448 Don't include xm-sparc.h.
12449 * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
12450 * glimits.h (LONG_MAX): Handle sparc64.
12452 Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
12454 * sparc/sysv4.h (ASM_COMMENT_START): Delete.
12455 * sparc.h (ASM_COMMENT_START): Define.
12456 * sparc.c (output_function_prologue): Use it.
12457 (sparc_flat_output_function_{epi,pro}logue): Likewise.
12459 Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
12461 * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
12462 use sparc.h's copies.
12463 * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print
12464 ascii form as well.
12466 Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12468 * sparc.c (dwarf2out_cfi_label): Add declaration.
12469 (save_regs, output_function_prologue): Remove cast for it.
12470 (sparc_flat_{save_restore,output_function_prologue): Likewise.
12471 ({save,restore}_regs): No longer inline.
12473 Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12475 * fold-const.c (make_range): Correctly handle cases of converting
12476 from unsigned to signed type.
12478 Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
12480 * fold-const.c (merge_ranges): Make sure that if one range is subset
12481 of another, it will always be the second range. Correct (+,-) case to
12484 Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
12486 * final.c (final_end_function): Also do dwarf2 thing if
12487 DWARF2_DEBUGGING_INFO.
12488 (final_start_function): Likewise.
12490 Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu>
12492 * expmed.c (expand_divmod): If compute_mode is not the same as
12493 mode, handle the case where convert_modes() causes op1 to no
12494 longer be a CONST_INT.
12496 * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED
12497 note holding get_jump_flags() calculation to all JUMP_INSNs.
12498 * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA.
12499 * rtl.c (reg_note_name): Add new note types.
12501 Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com)
12503 * rtlanal.c (computed_jump_p): Fix typo in last change.
12505 Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
12507 * loop.c (indirect_jump_in_function_p): Return 0
12510 Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com)
12512 * rs6000/xm-rs6000.h: Fix thinko in last change.
12513 * rs6000/xm-sysv4.h: Likewise.
12515 Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com>
12517 * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
12519 Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com)
12521 * reg-stack.c (find_blocks): Fix thinko in last change.
12523 1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
12525 * m68k.c (output_function_prologue): Add dwarf2 support.
12527 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM,
12528 INCOMING_FRAME_SP_OFFSET): New definitions.
12530 Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu>
12532 * combine.c (try_combine): Use NULL_RTX instead of '0' where
12533 appropriate in calls to gen_rtx().
12534 * cse.c (cse_main): Likewise.
12535 * emit-rtl.c (gen_label_rtx): Likewise.
12536 * expr.c (init_expr_once): Likewise.
12537 * haifa-sched.c (flush_pending_lists, sched_analyze_insn,
12538 sched_analyze, init_rgn_data_dependences,
12539 compute_block_backward_dependences): Likewise.
12540 * sched.c (schedule_insns): Likewise.
12541 * varasm.c (immed_double_const): Likewise.
12543 * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to
12544 SPARC_STACK_BIAS for sake of dwarf2 on sparc64.
12546 Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com>
12548 * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
12549 (MULTILIB_DEFAULTS): Define.
12550 (ASM_SPEC, CPP_SPEC): Handle -mcoff.
12551 (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
12552 (LIBGCC_SPEC): Likewise.
12553 (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
12554 (SUBTARGET_SWITCHES): Add -mcoff and -melf.
12555 * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
12556 (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
12557 (EXTRA_PARTS, TAROUTOPTS): Delete.
12558 (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
12559 (MULTILIB_OPTIONS): Define.
12560 (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
12561 (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
12563 Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com)
12565 * version.c: Bump for snapshot.
12567 Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com)
12569 * loop.c (loop_number): Delete function. Change all references
12570 to use uid_loop_num array.
12571 * loop.h (loop_number): Delete declaration.
12572 * unroll.c (unroll_loop): Change "loop_number" references to
12573 use uid_loop_num instead.
12575 * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA
12577 (loop_unroll_iter): Remove unused variable and all references.
12578 (loop_optimize): Always allocate and clear space for loop_unroll_factor.
12579 (insert_bct): Fix minor formatting problems.
12580 * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA.
12581 (loop_unroll_iter): Removed unused decl.
12582 * unroll.c (unroll_loop): Remove code to set loop_unroll_iter.
12583 Always record the unrolling factor.
12585 * cse.c (simplify_relational_operation): Set h0u just like h0s.
12586 Similarly for h1u and h1s.
12588 * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
12589 (find_basic_blocks): Use computed_jump_p to determine if a
12590 particular JUMP_INSN is a computed jump.
12591 * reg-stack.c (find_blocks): Use computed_jump_p to determine
12592 if a particular JUMP_INSN is a computed jump.
12593 * rtlanal.c (jmp_uses_reg_or_mem): New function.
12594 (computed_jump_p): Likewise.
12595 * rtl.h (computed_jump_p): Declare.
12596 * genattrtab.c (pc_rtx): Define and initialize.
12597 * loop.c (loop_optimize): Always determine if the current
12598 function has a computed jump.
12599 (indirect_jump_in_function_p): Use computed_jump_p to determine
12600 if a particular JUMP_INSN is a computed jump.
12602 * loop.c (fix_bct_param): Delete unused function.
12603 (check_bct_param): Likewise.
12605 Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
12607 * frame.c (__deregister_frame): Check properly for initialized object.
12609 Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
12611 * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined.
12613 Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
12615 * jump.c (thread_jumps): check can_reverse_comparison_p before
12616 threading a reversed-condition jump.
12618 * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
12619 * haifa-sched.c (update_flow_info): Likewise.
12621 Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com)
12623 * Makefile.in (BOOT_CFLAGS): Use -O2.
12625 * configure.in (strtoul, bsearch): Have autoconf check for these
12627 * configure, config.in: Rebuilt.
12629 * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
12630 * mips/mips.h (alloca): Likewise.
12631 * rs6000/xm-rs6000.h (alloca): Likewise.
12632 * rs6000/xm-sysv4.h: Likewise.
12634 Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
12636 * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code.
12637 * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
12638 (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
12640 * except.c (end_eh_unwinder): Subtract 1 from return address.
12641 * libgcc2.c (__throw): Likewise.
12642 (find_exception_handler): Don't change PC here. Compare end with >.
12644 Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
12646 * v850.c (compute_register_save_size): Correct register
12648 * v850.md (save_interrupt, return_interrupt): Correct
12650 * v850/lib1funcs.asm (save_interrupt): Correct register number.
12651 (return_interrupt): Use stack pointer, not element pointer.
12653 1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com>
12655 * configure.in, configure: Make sure to create the stage* and include
12656 symbolic links in each subdirectory.
12658 Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
12660 * pa.md (reload_peepholes): Don't allow addresses with side
12661 effects for the memory operand.
12663 Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
12665 * libgcc2.c (find_exception_handler): Subtract one from our PC when
12666 looking for a handler, to avoid hitting the beginning of the next
12669 * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
12671 Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com)
12673 * mips/abi64.h (LONG_MAX_SPEC): Define.
12674 * mips.h (LONG_MAX_SPEC): Define.
12675 (CPP_SPEC): Include long_max_spec.
12676 (EXTRA_SPECS): Include long_max_spec.
12678 Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
12680 * v850.c (construct_save_jarl): Fix thinko in last change.
12682 Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com)
12684 * version.c: Bump for snapshot.
12686 Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com>
12688 * libgcc2.c (find_exception_handler): Not found is -1.
12690 * integrate.c (expand_inline_function): Move expand_start_bindings
12691 after expanding the arguments.
12693 Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com>
12695 * expr.c (expand_expr): Remove previous incorrect change.
12696 If target and slot has no DECL_RTL, then call mark_addressable
12697 again for the slot after we give it RTL.
12699 Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com)
12701 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
12702 again for the slot after we give it RTL.
12704 Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
12706 * v850.c (register_is_ok_for_epilogue,
12707 pattern_is_ok_for_epilogue, construct_restore_jr,
12708 pattern_is_ok_for_prologue, construct_save_jarl): New functions.
12710 * v850.h (pattern_is_ok_for_prologue,
12711 pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New
12714 * v850.md: Replace prologue and epilogue patterns with a
12715 match_parallel pattern.
12717 Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com)
12719 * aclocal.m4: Add replacement for AC_PROG_INSTALL.
12720 * configure.in: Use EGCS_PROG_INSTALL.
12722 Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com)
12724 * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
12725 extern inline function.
12727 Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com)
12729 * dwarf2out.c (reg_loc_descriptor): Fix prototype.
12730 (concat_loc_descriptor): New function.
12731 (loc_descriptor): Call it.
12732 (add_AT_location_description): Also elide the descriptor if both
12733 halves of a CONCAT are pseudos.
12734 (add_location_or_const_value_attribute): Recognize CONCAT too.
12736 Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com>
12738 * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS.
12740 * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for
12741 out-or-range reg_offset.
12742 (output_epilog): Likewise.
12744 Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com)
12746 * cse.c (simplify_relational_operation): If MODE specifies a
12747 mode wider than HOST_WIDE_INT, then the high word of a CONST_INT
12748 is derived from the sign bit of the low word.
12750 Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
12752 Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
12754 * dwarf2.h: Add DW_CFA_GNU_args_size.
12755 * frame.c (execute_cfa_insn): Likewise.
12756 * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
12757 (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
12758 (dwarf2out_frame_debug): If this isn't a prologue or epilogue
12759 insn, hand it off to dwarf2out_stack_adjust.
12760 (dwarf2out_begin_prologue): Initialize args_size.
12761 * frame.h (struct frame_state): Add args_size.
12762 * libgcc2.c (__throw): Use args_size.
12763 * final.c (final_scan_insn): If we push args, hand off all insns
12764 to dwarf2out_frame_debug.
12765 * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
12767 * dwarf2out.c dwarf2out_frame_debug): Fix typo.
12768 Handle epilogue restore of SP from FP.
12769 * emit-rtl.c (gen_sequence): Still generate a sequence if the
12770 lone insn has RTX_FRAME_RELATED_P set.
12772 * frame.c (extract_cie_info): Handle "e" augmentation.
12773 * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
12774 absence of UNALIGNED_*_ASM_OP.
12775 (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
12776 (output_call_frame_info): Use "e" instead of "z" for augmentation.
12777 Don't emit augmentation fields length.
12778 (dwarf2out_do_frame): Move outside of #ifdefs.
12779 * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
12782 * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
12783 * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
12784 * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
12785 * sparc/sun4gas.h: New file.
12786 * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
12788 * collect2.c (write_c_file_stat, write_c_file_glob): Declare
12789 __register_frame_table and __deregister_frame.
12791 1997-09-15 Brendan Kehoe <brendan@cygnus.com>
12793 * except.c (find_exception_handler_labels): Use xmalloc instead of
12794 alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
12797 Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com)
12799 * Makefile.in: Various changes to build info files
12800 in the object tree rather than the source tree.
12802 Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com)
12804 * fixinc.math: New file to fix math.h on some systems.
12805 * configure.in (freebsd, netbsd): Use fixinc.math on these
12807 * configure: Rebuilt.
12809 Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com)
12811 * regmove.c (regmove_optimize): If we end up moving the
12812 original insn due to lifetime overlaps, make sure to move
12815 Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de>
12817 * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure.
12819 Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com)
12821 * haifa-sched.c (add_branch_dependences): Make each insn in
12822 a SCHED_GROUP_P block explicitly depend on the previous insn.
12824 Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
12826 * except.h: Prototype dwarf2 hooks.
12829 Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com>
12831 * configure.in (native_prefix): Delete.
12832 (mips-dec-netbsd): Don't set prefix.
12833 (*linux*): Don't set prefix.
12835 Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com>
12837 * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is
12838 defined. If not defined, include <sys/varargs.h> if
12839 HAVE_SYS_VARARGS_H is defined.
12840 * configure.in: Test for varargs.h and sys/varargs.h.
12841 * configure: Regenerate with autoconf.
12842 * config.in: Regenerate with autoheader.
12844 * cpplib.c (quote_string): Cast first arg of sprintf call
12845 from "unsigned char *" to "char *".
12846 (output_line_command): Ditto.
12847 (macroexpand): Ditto.
12848 (do_line): Cast atoi arg from "unsigned char *" to "char *".
12850 Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com)
12852 * version.c: Bump for snapshot.
12854 * Makefile.in (compare): Exit with nonzero status if there
12855 are comparison failures. Note which files failed the
12856 comparison test in .bad_compare.
12858 Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
12860 * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__.
12862 Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com>
12864 * Makefile.in (LN, LN_S): New macros, use where appropriate.
12865 * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests.
12866 * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN.
12867 * configure: Regenerated.
12869 Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com)
12871 * loop.c (strength_reduce): Fix typo.
12873 Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com>
12875 * m88k/m88k.c (struct option): Rename to struct options.
12876 * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
12877 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments.
12878 * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
12879 __DOLPHIN__ or sysV88.
12881 Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com>
12883 * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when
12886 Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com)
12888 * config.sub: Accept 'amigados' for backward compatability.
12890 Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
12892 * Makefile.in (testsuite/site.exp): New target.
12893 (check-gcc, check-g++): Depend on testsuite/site.exp.
12894 Don't stop for failure.
12896 Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
12898 * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
12899 if DWARF2_UNWIND_INFO.
12901 Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
12903 Add support for exception handling using DWARF 2 frame unwind info.
12904 Currently works on SPARC and MIPS, and almost on x86.
12906 * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
12907 next_stack_level, in_reg_window): Helper fns.
12908 (__throw): Implement for DWARF2_UNWIND_INFO.
12910 * expr.c (expand_builtin): Handle builtins used by __throw.
12911 * tree.h (enum built_in_function): Add builtins used by __throw.
12912 * c-decl.c (init_decl_processing): Declare builtins used by __throw.
12913 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
12914 * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
12915 (expand_builtin_extract_return_addr): Likewise.
12916 (expand_builtin_frob_return_addr): Likewise.
12917 (expand_builtin_set_return_addr_reg): Likewise.
12918 (expand_builtin_eh_stub): Likewise.
12919 (expand_builtin_set_eh_regs): Likewise.
12920 (eh_regs): Choose two call-clobbered registers for passing back values.
12922 * frame.c, frame.h: New files for parsing dwarf 2 frame info.
12923 * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
12924 (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
12925 (stmp-multilib): Likewise.
12926 ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
12928 * except.c: #include "defaults.h".
12929 (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
12930 (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
12931 (register_exception_table_p): New fn.
12932 (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
12933 (end_eh_unwinder): Likewise.
12935 * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
12936 call __register_frame and __deregister_frame as needed.
12937 * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
12938 * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
12939 EH_FRAME_SECTION_ASM_OP.
12940 * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
12941 * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
12942 (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
12944 * dwarf2out.c (output_call_frame_info): If no support for
12945 EXCEPTION_SECTION, mark the start of the frame info with a
12947 * collect2.c (frame_tables): New list.
12948 (is_ctor_dtor): Recognise frame entries.
12949 (scan_prog_file): Likewise.
12950 (main): Pass -fno-exceptions to sub-compile. Also do collection
12951 if there are any frame entries.
12952 (write_c_file_stat): Call __register_frame_table and
12953 __deregister_frame as needed.
12954 (write_c_file_glob): Likewise.
12956 * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
12957 Also require unaligned reloc support.
12958 * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
12959 UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
12960 * sparc/sysv4.h: Not here.
12962 * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
12963 * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
12964 (dwarf2out_finish): Don't call dwarf2out_frame_finish.
12966 * libgcc2.c (L_eh): Reorganize, moving code shared by different
12967 EH implementations to the top.
12968 (find_exception_handler): Split out. Start from 0. Compare against
12970 (__find_first_exception_table_match): Use it.
12971 * except.c (output_exception_table): Don't do anything if there's
12972 no table. Don't output a first entry of zeroes.
12973 (eh_outer_context): Adjust properly.
12974 (add_eh_table_entry): Use xrealloc.
12975 * toplev.c (compile_file): Just call output_exception_table.
12977 Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
12979 * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
12981 Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
12983 * except.c (eh_outer_context): Do masking using expand_and.
12985 Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com>
12987 Add port done awhile ago for the ARC cpu.
12988 * arc/arc.h: New file.
12989 * arc/arc.c: New file.
12990 * arc/arc.md: New file.
12991 * arc/initfini.c: New file.
12992 * arc/lib1funcs.asm: New file.
12993 * arc/t-arc: New file.
12994 * arc/xm-arc.h: New file.
12995 * ginclude/va-arc.h: New file.
12996 * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
12997 * ginclude/varargs.h: Likewise.
12998 * Makefile.in (USER_H): Add va-arc.h.
12999 * configure.in (arc-*-elf*): Recognize.
13000 * longlong.h: Add ARC support.
13002 Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com)
13004 * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
13005 when clearing non-BLKmode data.
13007 Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de>
13009 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define.
13010 * libgcc2.c (__enable_execute_stack): Provide for sysV88 too.
13012 * xm-m88k.h (USG): Only define if it hasn't already been defined.
13014 * Makefile.in (risky-stage1): Delete gratutious whitespace.
13016 * Makefile.in (clean): Delete libgcc1-test.
13018 * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo.
13020 Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
13022 * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
13025 Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13027 * dwarf2out.c (output_call_frame_info): Call named_section.
13029 Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com)
13031 * haifa-sched.c (print_value): Fix last change.
13033 Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
13035 * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
13038 Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
13040 * mips.c (function_prologue): Set up the CFA when ABI_32.
13042 * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
13043 for dwarf2 unwind info.
13044 (output_function_prologue, sparc_flat_output_function_prologue): Same.
13046 * final.c (final_end_function): Check dwarf2out_do_frame instead
13047 of DWARF2_DEBUG for dwarf2 unwind info.
13048 (final_scan_insn): Likewise.
13049 (final_start_function): Likewise. Initialize dwarf2 frame debug here.
13052 * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
13055 * varasm.c (exception_section): Check EXCEPTION_SECTION first.
13057 Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
13059 * v850.h (ASM_SPEC): Pass on target processor.
13060 (CPP_PREDEFINES): Only define if not already specified.
13061 (TARGET_VERSION): Only define if not already specified.
13062 (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
13064 (EXTRA_SWITCHES): Extra entries in the switches array.
13065 (TARGET_DEFAULT): Set default target processor.
13067 Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com>
13069 * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA
13070 cases, add %# and %/, and add : to make them into extended asms.
13072 Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu>
13074 * alias.c (init_alias_analysis): Clean up incompatible pointer
13075 type warning in bzero.
13076 * regmove.c (regmove_optimize): Ditto.
13077 * haifa-sched.c (find_rgns): Ditto.
13079 * haifa-sched.c (print_value): Clean up ptr->int cast
13082 Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com>
13084 * INSTALL: Change 'amigados' to 'amigaos' to match current usage.
13085 * install.texi (Configurations): Ditto.
13086 * config.sub: Ditto.
13088 Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu)
13090 * Makefile.in (sdbout.o): Depend on insn-config.h.
13092 Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com>
13094 * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
13095 For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
13097 Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
13099 * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
13100 prologue insn, only the first elt is significant.
13101 (output_call_frame_info): For exception handling, always use 4-byte
13102 fields as specified by the dwarf2 spec.
13103 Don't skip trivial FDEs.
13105 Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com)
13107 * version.c: Bump for snapshot.
13109 Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se)
13111 * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp
13112 for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR
13115 Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com)
13117 * final.c (shorten_branches): During first pass, assume worst
13118 possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
13120 * Makefile.in (distclean): Remove various things left around
13121 by running the testsuite.
13123 Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de>
13125 * configure.in (out_file): Emit definition to config.status in order
13126 to have a defined value for configure.lang.
13127 * configure: Re-built.
13129 Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl)
13131 * configure.in: Make symlink to as-new rather than as.new. Similarly
13133 * configure: Rebuilt.
13135 Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com>
13137 * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero.
13139 Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
13141 * sparc/sparc.md: Add ultrasparc scheduling support.
13142 * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
13144 Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
13146 * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
13147 as initial value for real_label_map.
13148 (copy_for_inline): Likewise.
13150 Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
13152 * sched.c (update_flow_info) When looking if to set found_split_dest
13153 or found_orig_dest, look at all parts of a PARALLEL.
13154 * haifa-sched.c (update_flow_info): Likewise.
13156 Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
13158 * v850: New directory for v850 port.
13159 * v850/lib1funcs.asm: New file.
13160 * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
13161 * ginclude/va-v850.h: New file.
13162 * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h.
13163 * configure.in (mn10200-*-*): New target.
13164 * configure: Rebuilt.
13165 * config.sub: Handle v850-elf.
13166 * Makefile.in (USER_H): Add va-mn10200.h.
13167 * invoke.texi: Document v850 stuff.
13169 Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com)
13171 * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
13172 has integer TYPE_{MAX,MIN}_VALUE before using them.
13174 * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
13175 __HPUX_ASM__ versions.
13177 Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com)
13179 * install.sh: Delete duplicate install script.
13181 Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com)
13183 * reg-stack.c (subst_stack_regs): Pop the stack register for a
13184 computed goto which sets the same stack register.
13186 * reg-stack.c (compare_for_stack_reg): Swap only if the source and
13187 destination are both on the regstack.
13188 (subst_stack_regs_pat): Put the destination at the top of the regstack.
13190 Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com>
13192 * mips.md (nonlocal_goto_receiver): Define.
13194 * profile.c (output_arc_profiler): Check next_insert_after for non
13195 NULL before deferencing it.
13197 * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
13199 Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com)
13201 * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
13203 Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com>
13205 * toplev.c (rest_of_compilation): For passes starting with
13206 flow_analysis, use print_rtl_with_bb instead of print_rtl.
13208 * print-rtl.c (print_rtl_single): Print a single rtl value to a
13211 * flow.c (print_rtl_with_bb): Print which insns start and end
13212 basic blocks. For the start of a basic block, also print the live
13215 Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com>
13217 * toplev.c (main): Change #elif to #else/#ifdef
13219 * tlink.c: Include ctype.h.
13220 * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
13222 Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com)
13224 * bitmap.c: Conditionally include stdlib.h.
13225 (free): Provide a declaration if NEED_DECLARATION_FREE.
13227 Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com)
13229 * i960/i960.h: Added default for SUBTARGET_SWITCHES macro.
13231 Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com)
13233 * profile.c (output_arc_profiler): Verify next_insert_after is an
13234 INSN before and after skipping a stack pop.
13236 Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
13238 * final.c (shorten_branches): Don't count the lengths of deleted
13241 Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com)
13243 * version.c: Bump for snapshot.
13245 Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com>
13247 * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
13248 two bitmaps ANDed together.
13249 (bitmap_print): Declare.
13251 * bitmap.c (function_obstack): Don't declare any more.
13252 (bitmap_obstack): Obstack for allocating links from.
13253 (bitmap_obstack_init): New static to say whether to initialize
13255 (bitmap_element_allocate): Use bitmap_obstack to allocate from.
13256 (bitmap_release_memory): Free all memory allocated from
13259 * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
13260 EXECUTE_IF_AND_IN_BITMAP.
13262 Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com>
13264 * alias.c (true_dependence): Address with AND can alias scalars.
13265 (anti_dependence, output_dependence): Likewise.
13267 * alias.c (true_dependence): Test x for BLKmode, in addition to mem.
13269 Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com)
13271 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h,
13272 mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h,
13273 sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES
13274 definitions. Use -qrtems instead of -mrtems.
13276 Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com)
13278 * xm-sco5.h (sys_siglist): Define.
13279 (SYS_SIGLIST_DECLARED): Likewise.
13281 Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com)
13283 * expr.c (convert_move): Handle truncation from TQFmode to QFmode.
13285 Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se>
13287 * except.c (eh_outer_context): Expand masking operation using
13290 Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com>
13292 * alpha.md (floatdisf2-1): New pattern.
13294 Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
13296 * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
13297 * xm-news.h (SYS_SIGLIST_DECLARED): Likewise.
13298 * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise.
13299 * gcc.texi: Note that if you define sys_siglist that you should
13300 also define SYS_SIGLIST_DECLARED.
13302 * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
13303 are relative to the next instruction, not the current instruction.
13305 Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com>
13307 * local-alloc.c (contains_replace_regs): New function.
13308 (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
13309 verify that there is no existing REG_EQUIV note, and add a call to
13310 contains_place_regs.
13312 Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
13314 * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__.
13315 (STARTFILE_SPEC): Always use crtbegin.o%s
13316 (ENDFILE_SPEC): Always use crtend.o%s.
13318 Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com>
13320 * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
13322 * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
13323 SFmode for 64 bit hosts.
13325 Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
13327 * fixincludes: Permits spaces between # and define. Discard C++
13328 comments in sys/pci.h on HP/UX 10.20.
13330 Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com)
13332 * version.c: Bump for snapshot.
13334 * pa.c (restore_unscaled_index_insn_codes): New function.
13335 (record_unscaled_index_insn_codes): Likewise.
13336 (output_function_prologue): Call restore_unscaled_index_insn_codes.
13337 (output_function_epilogue): Free memory for unscaled_index_insn_codes.
13338 (pa_reorg): Call record_unscaled_index_insn_codes.
13340 * haifa-sched.c (move_insn): Handle notes correctly for insns
13341 with SCHED_GROUP_P set.
13343 Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
13345 * alpha/xm-linux.h (USE_BFD): Undef before define.
13347 Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com>
13349 * cse.c (cse_insn): Don't record BLKmode values.
13351 Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com)
13353 * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches.
13355 Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com)
13357 * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
13358 * collect2.c (sys_errlist): Likewise.
13359 * cpplib.c (sys_errlist): Likewise.
13360 * gcc.c (sys_errlist): Likewise.
13361 * protoize (sys_errlist): Likewise.
13362 * configure.in: Check for strerror.
13363 * xm-freebsd.h (HAVE_STRERROR): Remove definition.
13364 * xm-gnu.h (HAVE_STRERROR): Likewise.
13365 * xm-linux.h (HAVE_STRERROR): Likewise.
13366 * xm-netbsd.h (HAVE_STRERROR): Likewise.
13367 * xm-bsd386.h (HAVE_STRERROR): Likewise.
13368 * xm-cygwin32.h (HAVE_STRERROR): Likewise.
13369 * xm-dos.h (HAVE_STRERROR): Likewise.
13370 * xm-mingw32.h (HAVE_STRERROR): Likewise.
13371 * xm-pa.h (HAVE_STRERROR): Likewise.
13372 * xm-papro.h (HAVE_STRERROR): Likewise.
13373 * xm-sysv4.h (HAVE_STRERROR): Likewise.
13374 * configure, config.in: Rebuilt.
13376 * Makefile.in: Add several missing "else true" clauses.
13378 * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED.
13379 * mips-tfile.c: Likewise.
13380 * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs.
13381 * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
13382 * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise.
13383 * configure.in: Check for sys_siglist declaration.
13384 * configure, config.in: Rebuilt.
13386 Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com)
13388 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h,
13389 m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h,
13390 sparc/rtems.h (subtarget_switches): Added -mrtems as a switch.
13391 * i960/i960.h: Added SUBTARGET_SWITCHES macro.
13392 * rs6000/sysv4.h (extra_subtarget_switches): Added new
13393 macro EXTRA_SUBTARGET_SWITCHES.
13394 * configure.in (sh*-*-rtems*): New target.
13395 * sh/rtems.h: New file.
13396 * sh/sh.h: Added SUBTARGET_SWITCHES macro.
13397 * configure: Rebuilt.
13399 Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com>
13401 * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
13403 Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu>
13405 * rs6000.md: Make DF fused-add operations pay attention to
13408 Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com>
13410 * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define.
13412 Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
13414 * pa.md (reload_peepholes): Make sure operand is a REG before
13415 examining REGNO. Allow general registers too.
13417 Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com>
13419 * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
13421 Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de)
13423 * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc
13424 to reallocate abbrev_die_table.
13426 Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com>
13428 * m68k/m68k.md (iorsi_zexthi_ashl16): Disable.
13430 1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
13432 * Makefile.in (config.status): Depend on version.c
13434 * expr.h (insn_gen_function): Reenable prototype.
13436 * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of
13439 Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com>
13441 * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
13443 Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com)
13445 * version.c: Bump for latest snapshot.
13447 * bc-optab.c: Conditionally include stdlib.h.
13448 (free): Provide a declaration if NEED_DECLARATION_FREE.
13449 * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE.
13450 * rtl.h (free): Remove declaration.
13451 * tree.h (free): Remvoe declaration.
13453 * configure: Rebuilt.
13455 Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com)
13457 * flags.h (flag_move_all_movables): Declare.
13458 (flag_reduce_all_givs): Likewise.
13459 * loop.c (move_movables): Handle flag_move_all_movables.
13460 (strength_reduce): Handle flag_reduce_all_givs.
13461 * toplev.c (flag_move_all_movables): Define.
13462 (flag_reduce_all_givs): Likewise.
13463 (f_options): Add -fmove-all-movables and -freduce-all-givs.
13464 * invoke.texi: Document new options, including alias stuff that
13465 wasn't included last time.
13467 Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com)
13469 * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
13470 * t-mn10200: Ditto.
13471 * t-vxsparc: Ditto.
13472 * t-vxworks68: Ditto.
13473 * t-vxworks960: Ditto.
13476 Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com>
13478 * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC
13479 if not already defined, and USE_C_ALLOCA not defined.
13481 Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com>
13483 * config.guess: Replace with script that uses ../config.guess.
13485 * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1
13486 if USE_GNULIBC_1 is not defined.
13488 Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com>
13490 * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
13491 * config.guess: Recognize alpha-linux-gnulibc1.
13492 * configure.in (alpha-*-linux-gnulibc1): New target.
13493 (alpha-*-linux-gnu*): Don't build crtbegin/end.
13495 Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com>
13497 * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
13500 Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
13502 * loop.c (combine_movables): Earlier insns don't match later ones.
13504 Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
13506 * config/linux.h (CC1_SPEC): Define it only if not defined.
13508 * config/m68k/linux.h (CC1_SPEC): Undefine it before include
13511 * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if
13512 USE_GNULIBC_1 is not defined.
13514 * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1.
13516 * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined
13517 as 1 if USE_GNULIBC_1 is not defined.
13519 Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com)
13521 * reorg.c (dbr_schedule): Allow current_function_return_rtx
13522 to be something other than a REG.
13523 * function.c (expand_function_end): Fix current_function_return_rtx
13524 if it was a pseudo.
13526 * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
13527 * x-netbsd: Likewise
13528 * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
13529 (INSTALL_HEADERS): Delete.
13530 * x-dguxbcs: Likewise.
13531 * x-hp3bsd44: Likewise
13534 Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
13536 * i386.md (pop): pop increments the stack pointer.
13537 (prologue_set_stack_ptr): New pattern.
13538 * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
13541 Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com>
13543 * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
13544 address where an offsettable address is required.
13546 Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz>
13548 * loop.c (check_final_value): Don't miss a biv increment in a
13551 Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com)
13553 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
13554 TYPE_DECL_IS_STUB instead of DECL_NAME.
13556 Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
13558 * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj.
13560 Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com>
13562 * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES).
13564 Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com)
13566 * haifa-sched.c (find_pre_sched_live): Remove #if 0 code.
13567 (find_post_sched_live): Likewise.
13569 * haifa-sched.c (schedule_block): Remove old code to get arguments
13570 from hard regs into pseudos early.
13572 Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
13574 * version.c: Bump for new snapshot.
13576 * local-alloc.c (update_equiv_regs): All the target to reject
13577 promotion of some REG_EQUAL to REG_EQUIV notes.
13578 * pa.h (DONT_RECORD_EQUIVALENCE): Define.
13580 * pa.c (secondary_reload_class): (mem (mem ... )) does not need
13583 * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
13584 store of the argument registers.
13586 Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu)
13588 * fold-const.c (multiple_of_p): New function.
13589 (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR.
13591 Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com)
13593 * expr.h (insn_gen_function): Temporarily remove prototype.
13595 Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com>
13597 * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
13598 filenames. Use sed to extract base filename for install.
13600 Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu>
13602 * unroll.c (find_splittable_givs): Only share if two givs have the
13603 same add and multiply values.
13605 Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com>
13607 * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
13608 * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
13610 Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
13612 * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
13613 around branch tables.
13614 * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
13615 and .end_brtab directives if TARGET_GAS.
13617 Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com>
13619 * alias.c (true_dependence): Pass x_addr not x to varies.
13621 * acconfig.h (NEED_DECLARATION_CALLOC): Add.
13622 * configure.in: Add GCC_NEED_DECLARATION call for calloc.
13623 * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
13625 * config.in, configure: Regenerate.
13627 Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu>
13629 * alias.c (find_base_value): Improve handling of PLUS, MINUS, and
13631 (record_set): Handle LO_SUM like PLUS.
13632 (init_alias_analysis): When following chains of base addresses,
13633 do not stop on reaching a hard register.
13635 Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com)
13637 * version.c: Bump for new snapshot.
13639 Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com>
13641 * alpha.h (ARCH_ASM_FILE_START): Define.
13642 (ASM_FILE_START): Use ARCH_ASM_FILE_START.
13643 * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string.
13645 Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com)
13647 * Makefile.in (install-common): Put gcov comment at start of line.
13649 Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com)
13651 * alias.c (init_alias_analysis): When simplifying the reg_base_value
13652 array, simplify entries for hard registers too.
13654 Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk>
13656 * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
13659 Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com>
13661 * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
13662 block_stack before dereferencing it.
13664 Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com>
13666 * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
13668 Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
13670 * cplus-dem.c: Add 'extern' to prepends_underscore.
13672 Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com)
13674 * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate.
13675 (get_issue_rate): Delete.
13676 * pa.h (ISSUE_RATE): Define.
13678 * configure.in: Turn on haifa by default for the PA.
13679 * configure: Rebuilt.
13680 * pa.c (override_options): Accept -mschedule=7200 option.
13681 (pa_adjust_cost): No longer need to scale costs for newer
13683 * pa.h (enum processor_type): Add PROCESSOR_7200.
13684 * pa.md: Revamp scheduling parameters to work better with
13685 haifa. Add scheduling parameters for the 7200.
13687 * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P
13689 (schedule_block): When adjusting basic_block_{head,end}, account
13690 for movement of SCHED_GROUP_P insns too.
13692 * haifa-sched.c (debug_dependencies): Fix thinko.
13694 * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define.
13695 (site.exp, check, check-g++, check-gcc): New targets.
13697 * haifa-sched.c: Make lots of variables static.
13699 Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
13701 * expr.h, real.h: Finish prototyping.
13703 Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
13705 * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
13706 reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
13707 * reload1.c: Undo bugfix from Aug 11.
13709 Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
13711 * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
13712 quotes around the name.
13713 * configure: Regenerate.
13715 Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com>
13717 * Makefile.in (stmp-multilib-sub): Fix typo in last change.
13719 Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de>
13721 * Makefile.in (sub-makes): Pass the current value of LANGUAGES down
13722 to sub-makes to avoid building more passes than the user might have
13723 requested on the command line.
13725 Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk)
13727 * configure.in: Expurgate `broken_install' (install is
13730 * configure.lang: Substitute autoconfed ${INSTALL} (not currently
13733 Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com)
13735 * loop.c (is_power_of_2, is_conditional_branch): Delete unused
13736 functions and declarations.
13737 (analyze_loop_iterations): Use condjump_p.
13738 (insert_bct): Likewise. Use exact_log2.
13740 Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com)
13742 * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed.
13743 (schedule_region): Likewise.
13744 (schedule_insns): Likewise.
13746 * PROJECTS: Update with Haifa stuff.
13748 Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com)
13750 * version.c: Change the version string to look like:
13751 egcs-2.90.00 970814 (gcc2-970802 experimental).
13753 * loop.c (is_conditional_branch): Make definition match declaration.
13755 * gcc.c: Take out experimental snapshot warning message.
13757 Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com>
13759 * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to
13760 print out the names of the notes. Print out the name of the insn
13761 that is not a note, and not an {,CALL_,JUMP_}INSN.
13763 Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
13765 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
13766 again for the slot after we give it RTL.
13768 Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com>
13770 * configure.in (haifa configury): Fix typo.
13771 * configure: Regenerate.
13773 Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com)
13775 * version.c: Bump version to "gcc-3.0.0 970802 experimental".
13777 * gcc.info*: Rebuilt.
13779 * COPYING.g77, README.g77: New files.
13780 * real.c (ereal_unto_float, ereal_unto_double): New functions.
13781 * real.h (ereal_unto_float, ereal_unto_double): Declare them.
13782 (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define.
13784 Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com)
13786 * Integrate Haifa instruction scheduler.
13787 * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references
13788 to sched with $(SCHED_CFLAGS.
13789 * configure.in: Handle --enable-haifa.
13790 * configure: Rebuilt.
13791 * flags.h: Add new flags for haifa instruction scheduler.
13792 * genattrtab.c (expand_units): For haifa, don't subtract one
13793 when computing blockage.
13794 * toplev.h (flag_schedule_interblock): Haifa scheduler flag.
13795 (flag_schedule_speculative): Ditto.
13796 (flag_schedule_speculative_load): Ditto.
13797 (flag_schedule_speculative_load_dangerous): Ditto.
13798 (flag_schedule_reverse_before_reload): Ditto.
13799 (flag_schedule_reverse_after_reload): Ditto.
13800 (flag_branch_on_count_reg): Ditto.
13801 (f_options): Add Haifa switches.
13802 (main): Turn off some Haifa options if appropriate macro is
13803 defined. Process Haifa switches.
13804 * unroll.c (iteration_info): No longer static, since Haifa
13806 (unroll_loop): Inform HAIFA scheduler about loop unrolling factor.
13807 * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value.
13808 * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls.
13809 * loop.h (loop_initial_value,loop_unroll_iter): New globals.
13810 * loop.c (loop_optimize): If HAIFA is defined, allocate additional
13811 storage for the Haifa scheduler.
13812 (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and
13814 (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count
13815 are defined, call analyze_loop_iterations and insert_bct to use
13817 (record_giv): Refine test for jumps out of loops if HAIFA is
13819 (analyze_loop_iterations): New function to identify if we can use
13821 (insert_bct): Insert countdown loop.
13822 (instrument_loop_bct): Low level code to insert countdown loop.
13823 (loop_number): Calculate UID of loop.
13824 (indirect_jump_in_function_p): Return true if an indirect jump is
13826 (is_power_of_2): Return true if value is a power of 2.
13827 (is_conditional_branch): Return true if insn is a conditional
13829 (fix_bct_param): Process -fbct-{min,max}-N switches.
13830 (check_bct_param): Return true if loop should be instrumented.
13831 * loop.c (loop_initial_value,loop_unroll_iter): New globals.
13832 (loop_optimize): Initialize.
13833 (get_condition_for_loop): Ditto.
13834 * loop.c (strength_reduce): Inside of code that uses #ifdef
13835 HAVE_decrement_and_branch_on_count code, test it to make sure the
13837 (instrument_loop_bct): Ditto.
13838 * haifa-sched.c: New file.
13841 * Integrate regmove pass.
13842 * Makefile.in (OBJS): Add regmove.o
13843 (regmove.o): Add dependencies.
13844 * flow.c (find_use_as_address): No longer static.
13845 * rtl.h (find_use_as_address): Declare.
13846 * toplev.c (regmove_dump, flag_regmove): Define.
13847 (f_options): Add -fregmove.
13848 (regmove_dump_file, regmove_time): Define.
13849 (fatal_insn): Close the regmove dump file.
13850 (compile_file): Initialize regmove_time; open/close the regmove dump
13851 file as needed. Print regmove time as needed.
13852 (rest_of_compilation): Run regmove pass if requested, dump
13853 RTL after regmove if requested.
13854 (main): If -O2 or more, turn on regmove. Handle dump switches.
13855 * regmove.c: New file.
13857 Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com)
13859 * Integrate tlink patch from jason@cygnus.com
13860 * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'.
13861 (process_command): Increment n_switches for them. Don't discard
13862 their args. Validate them.
13863 (main): Escape " marks when creating COLLECT_GCC_OPTIONS.
13865 (process_command): Set include_prefixes from COMPILER_PATH.
13866 (main): Set COLLECT_GCC_OPTIONS sooner.
13867 * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld.
13868 * tlink.c, hash.c, hash.h: New files.
13869 * Makefile.in (USE_COLLECT2): Always use collect2.
13870 (collect2): Depend on and link in hash.o and tlink.o.
13871 (tlink.o, hash.o): Add dependencies.
13873 Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com)
13875 * Integrate alias analysis changes from jfc@mit.edu
13876 * Makefile.in (OBJS): Add alias.o
13877 (alias.o): Add dependencies.
13878 * alias.c: New file.
13879 * sched.c: Remove alias analysis code. It lives in alias.c now.
13880 (sched_analyze_2): Add new arguments to true_dependence.
13881 (schedule_insns): Always call init_alias_analysis.
13882 * calls.c (expand_call): Note calls to malloc, calloc, and realloc;
13883 mark return value from such functions as a pointer and keep track of
13884 them for alias analysis. If a return value from a function is a
13885 pointer, mark it as such.
13886 * combine.c (distribute_notes): Handle REG_NOALIAS.
13887 * cse.c (struct write_data): Delete. No longer needed.
13888 (invalidate): Don't call set_nonvarying_address_components anymore.
13889 Use true_dependence to decide if an entry should be removed from
13891 (invalidate_memory): Remove WRITES argument, simplify appropriately.
13893 (note_mem_written): Similarly for WRITE_PTR argument.
13894 (invalidate_from_clobbers): Similarly for W argument.
13895 (invalidate_for_call): Remove memory elements from the hash table.
13896 (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted.
13897 (cse_rtx_varies_p): New function. Derived from old
13898 cse_rtx_addr_varies_p.
13899 (cse_insn): Remove WRITES_MEMORY and INIT variables and all references.
13900 Don't call note_mem_written anymore. Stack pushes invalidate the stack
13901 pointer if PUSH_ROUNDING is defined. No longer need to call
13902 cse_rtx_addr_varies_p to decide if a MEM should be invalidated.
13903 (skipped_writes_memory): Remove variable.
13904 (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory.
13905 (invalidate_skipped_block): Simplify for new alias analysis code.
13906 (cse_set_around_loop): Likewise.
13907 (cse_main): Call init_alias_analysis.
13908 * flags.h (flag_alias_check, flag_argument_noalias): Declare.
13909 * toplev.c (flag_alias_check, flag_argument_noalias): Define.
13910 (f_options): Add new alias checking arguments.
13911 (main): Set flag_alias_check when optimizing.
13912 * local_alloc (validate_equiv_mem_from_store): Add new arguments
13913 to true_dependence.
13914 (memref_referenced_p): Likewise.
13915 * loop.c (NUM_STORES): Increase to 30.
13916 (prescan_loop): Only non-constant calls set unknown_address_altered.
13917 (invariant_p): Add new arguments to true_dependence.
13918 (record_giv): Initialize unrolled and shared fields.
13919 (emit_iv_add_mult): Call record_base_value as needed.
13920 * loop.h (struct induction): Add unrolled and shared fields.
13921 * unroll.c (unroll_loop): Call record_base_value as needed.
13922 (copy_loop_body): Likewise.
13923 (final_biv_value): Likewise.
13924 (final_giv_value): Likewise.
13925 (find_splittable_regs): Likewise. Only create one new pseudo
13926 if we have multiple address GIVs that were combined with the same
13927 dst_reg GIV. Note when a new register is created due to unrolling.
13928 * rtl.c (reg_note_name): Add REG_NOALIAS.
13929 * rtl.h (enum reg_note): Similarly.
13930 (rtx_varies_p, may_trap_p, side_effects_p): Declare.
13931 (volatile_refs_p, volatile_insn_p, remove_note): Likewise.
13932 (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
13933 (true_dependence, read_dependence, anti_dependence): Likewise.
13934 (output_dependence, init_alias_analysis, end_alias_analysis): Likewise.
13935 (mark_user_reg, mark_reg_pointer): Likewise.
13938 * Integrate reload bugfix from Wilon which enables the PA port
13939 to bootstrap again.
13940 * reload1.c (reload): Sum needs for both OPADDR_ADDR and
13941 OPERAND_ADDRESS when computing how many registers an insn needs.
13942 (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do
13944 (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like
13945 OPADDR_ADDR reload.
13946 (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers
13947 in reload_reg_use_in_op_addr do not reach the end.
13948 do not reach the end.
13949 (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with
13950 RELOAD_FOR_OPERAND_ADDRESS.
13952 Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com)
13954 * egcs project officially starts.
13957 add-log-time-format: current-time-string