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Commit | Line | Data |
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8cf02b47 JW |
1 | Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com> |
2 | ||
3 | * alpha.md (floatdisf2-1): New pattern. | |
4 | ||
49dad301 JL |
5 | Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com) |
6 | ||
7 | * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions | |
8 | are relative to the next instruction, not the current instruction. | |
9 | ||
a1729519 JW |
10 | Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com> |
11 | ||
12 | * local-alloc.c (contains_replace_regs): New function. | |
13 | (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM, | |
14 | verify that there is no existing REG_EQUIV note, and add a call to | |
15 | contains_place_regs. | |
16 | ||
290c8b1f L |
17 | Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu) |
18 | ||
19 | * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__. | |
20 | (STARTFILE_SPEC): Always use crtbegin.o%s | |
21 | (ENDFILE_SPEC): Always use crtend.o%s. | |
22 | ||
a6a503ed JW |
23 | Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com> |
24 | ||
25 | * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS | |
26 | is passed in. | |
27 | * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to | |
28 | SFmode for 64 bit hosts. | |
29 | ||
a94729bc PH |
30 | Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU> |
31 | ||
32 | * fixincludes: Permits spaces between # and define. Discard C++ | |
33 | comments in sys/pci.h on HP/UX 10.20. | |
34 | ||
c9e03727 JL |
35 | Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com) |
36 | ||
37 | * version.c: Bump for snapshot. | |
38 | ||
2eddfed1 JL |
39 | * pa.c (restore_unscaled_index_insn_codes): New function. |
40 | (record_unscaled_index_insn_codes): Likewise. | |
41 | (output_function_prologue): Call restore_unscaled_index_insn_codes. | |
42 | (output_function_epilogue): Free memory for unscaled_index_insn_codes. | |
43 | (pa_reorg): Call record_unscaled_index_insn_codes. | |
44 | ||
c9e03727 JL |
45 | * haifa-sched.c (move_insn): Handle notes correctly for insns |
46 | with SCHED_GROUP_P set. | |
47 | ||
a5d6a95b L |
48 | Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu) |
49 | ||
50 | * alpha/xm-linux.h (USE_BFD): Undef before define. | |
51 | ||
bc4ddc77 JW |
52 | Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com> |
53 | ||
54 | * cse.c (cse_insn): Don't record BLKmode values. | |
55 | ||
f3e0ca6c SW |
56 | Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com) |
57 | ||
58 | * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches. | |
59 | ||
e3512ac2 JL |
60 | Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com) |
61 | ||
a63d08e6 JL |
62 | * cccp.c (sys_errlist): Remove special 4.4bsd declaration. |
63 | * collect2.c (sys_errlist): Likewise. | |
64 | * cpplib.c (sys_errlist): Likewise. | |
65 | * gcc.c (sys_errlist): Likewise. | |
66 | * protoize (sys_errlist): Likewise. | |
67 | * configure.in: Check for strerror. | |
68 | * xm-freebsd.h (HAVE_STRERROR): Remove definition. | |
69 | * xm-gnu.h (HAVE_STRERROR): Likewise. | |
70 | * xm-linux.h (HAVE_STRERROR): Likewise. | |
71 | * xm-netbsd.h (HAVE_STRERROR): Likewise. | |
72 | * xm-bsd386.h (HAVE_STRERROR): Likewise. | |
73 | * xm-cygwin32.h (HAVE_STRERROR): Likewise. | |
74 | * xm-dos.h (HAVE_STRERROR): Likewise. | |
75 | * xm-mingw32.h (HAVE_STRERROR): Likewise. | |
76 | * xm-pa.h (HAVE_STRERROR): Likewise. | |
77 | * xm-papro.h (HAVE_STRERROR): Likewise. | |
78 | * xm-sysv4.h (HAVE_STRERROR): Likewise. | |
79 | * configure, config.in: Rebuilt. | |
80 | ||
db814993 JL |
81 | * Makefile.in: Add several missing "else true" clauses. |
82 | ||
e3512ac2 JL |
83 | * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED. |
84 | * mips-tfile.c: Likewise. | |
85 | * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs. | |
86 | * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition. | |
87 | * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise. | |
88 | * configure.in: Check for sys_siglist declaration. | |
89 | * configure, config.in: Rebuilt. | |
90 | ||
5d84b57e JS |
91 | Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com) |
92 | ||
93 | * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, | |
94 | m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, | |
95 | sparc/rtems.h (subtarget_switches): Added -mrtems as a switch. | |
96 | * i960/i960.h: Added SUBTARGET_SWITCHES macro. | |
97 | * rs6000/sysv4.h (extra_subtarget_switches): Added new | |
98 | macro EXTRA_SUBTARGET_SWITCHES. | |
99 | * configure.in (sh*-*-rtems*): New target. | |
100 | * sh/rtems.h: New file. | |
101 | * sh/sh.h: Added SUBTARGET_SWITCHES macro. | |
102 | * configure: Rebuilt. | |
103 | ||
2599dcc7 JW |
104 | Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com> |
105 | ||
106 | * unroll.c (calculate_giv_inc): Handle increment with code PLUS. | |
107 | ||
3b7e5ef4 DE |
108 | Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu> |
109 | ||
110 | * rs6000.md: Make DF fused-add operations pay attention to | |
111 | -mno-fused-add. | |
112 | ||
5cd5f4a7 JW |
113 | Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com> |
114 | ||
115 | * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define. | |
116 | ||
63e7fe9b JL |
117 | Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com) |
118 | ||
119 | * pa.md (reload_peepholes): Make sure operand is a REG before | |
120 | examining REGNO. Allow general registers too. | |
121 | ||
eb7b11fd JW |
122 | Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com> |
123 | ||
124 | * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs. | |
125 | ||
c760091a PT |
126 | Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de) |
127 | ||
5cd5f4a7 | 128 | * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc |
c760091a PT |
129 | to reallocate abbrev_die_table. |
130 | ||
57583338 JW |
131 | Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com> |
132 | ||
133 | * m68k/m68k.md (iorsi_zexthi_ashl16): Disable. | |
134 | ||
eae4b970 AS |
135 | 1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> |
136 | ||
4f91a0f8 AS |
137 | * Makefile.in (config.status): Depend on version.c |
138 | ||
eae4b970 AS |
139 | * expr.h (insn_gen_function): Reenable prototype. |
140 | ||
141 | * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of | |
142 | first parameter. | |
143 | ||
00fc09e1 JW |
144 | Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com> |
145 | ||
146 | * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic. | |
147 | ||
2601ebca JL |
148 | Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com) |
149 | ||
150 | * version.c: Bump for latest snapshot. | |
151 | ||
152 | * bc-optab.c: Conditionally include stdlib.h. | |
153 | (free): Provide a declaration if NEED_DECLARATION_FREE. | |
154 | * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE. | |
155 | * rtl.h (free): Remove declaration. | |
156 | * tree.h (free): Remvoe declaration. | |
157 | ||
158 | * configure: Rebuilt. | |
159 | ||
e5eb27e5 JL |
160 | Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com) |
161 | ||
162 | * flags.h (flag_move_all_movables): Declare. | |
163 | (flag_reduce_all_givs): Likewise. | |
164 | * loop.c (move_movables): Handle flag_move_all_movables. | |
165 | (strength_reduce): Handle flag_reduce_all_givs. | |
166 | * toplev.c (flag_move_all_movables): Define. | |
167 | (flag_reduce_all_givs): Likewise. | |
168 | (f_options): Add -fmove-all-movables and -freduce-all-givs. | |
169 | * invoke.texi: Document new options, including alias stuff that | |
170 | wasn't included last time. | |
171 | ||
d995a6dc BM |
172 | Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com) |
173 | ||
174 | * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS. | |
175 | * t-mn10200: Ditto. | |
176 | * t-vxsparc: Ditto. | |
177 | * t-vxworks68: Ditto. | |
178 | * t-vxworks960: Ditto. | |
179 | * t-vx29k: Ditto. | |
180 | ||
ba64ca33 RH |
181 | Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com> |
182 | ||
183 | * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC | |
184 | if not already defined, and USE_C_ALLOCA not defined. | |
185 | ||
ca20876d JW |
186 | Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com> |
187 | ||
7818d6fc JW |
188 | * config.guess: Replace with script that uses ../config.guess. |
189 | ||
ca20876d JW |
190 | * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 |
191 | if USE_GNULIBC_1 is not defined. | |
192 | ||
704a6306 RH |
193 | Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com> |
194 | ||
195 | * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1. | |
196 | * config.guess: Recognize alpha-linux-gnulibc1. | |
197 | * configure.in (alpha-*-linux-gnulibc1): New target. | |
198 | (alpha-*-linux-gnu*): Don't build crtbegin/end. | |
199 | ||
67f68fd2 JW |
200 | Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com> |
201 | ||
202 | * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in | |
203 | last change. | |
204 | ||
88016fb7 DE |
205 | Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com> |
206 | ||
207 | * loop.c (combine_movables): Earlier insns don't match later ones. | |
208 | ||
bba17b29 L |
209 | Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu) |
210 | ||
211 | * config/linux.h (CC1_SPEC): Define it only if not defined. | |
212 | ||
213 | * config/m68k/linux.h (CC1_SPEC): Undefine it before include | |
214 | <linux.h> | |
215 | ||
216 | * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if | |
217 | USE_GNULIBC_1 is not defined. | |
218 | ||
33d2808b | 219 | * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1. |
bba17b29 L |
220 | |
221 | * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined | |
222 | as 1 if USE_GNULIBC_1 is not defined. | |
223 | ||
ed4044e0 JL |
224 | Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com) |
225 | ||
f345de42 JL |
226 | * reorg.c (dbr_schedule): Allow current_function_return_rtx |
227 | to be something other than a REG. | |
228 | * function.c (expand_function_end): Fix current_function_return_rtx | |
229 | if it was a pseudo. | |
230 | ||
ed4044e0 JL |
231 | * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS. |
232 | * x-netbsd: Likewise | |
233 | * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS | |
234 | (INSTALL_HEADERS): Delete. | |
235 | * x-dguxbcs: Likewise. | |
236 | * x-hp3bsd44: Likewise | |
237 | * x-pa: Likewise. | |
238 | ||
47d36400 BS |
239 | Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> |
240 | ||
241 | * i386.md (pop): pop increments the stack pointer. | |
242 | (prologue_set_stack_ptr): New pattern. | |
243 | * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr | |
244 | instead of subsi3. | |
245 | ||
fc79eafe JW |
246 | Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com> |
247 | ||
248 | * reload.c (find_reloads, case '0'): Reject matching a non-offsettable | |
249 | address where an offsettable address is required. | |
250 | ||
c5da853f MH |
251 | Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz> |
252 | ||
253 | * loop.c (check_final_value): Don't miss a biv increment in a | |
254 | parallel. | |
255 | ||
d4ef15f2 JW |
256 | Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com) |
257 | ||
258 | * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check | |
259 | TYPE_DECL_IS_STUB instead of DECL_NAME. | |
260 | ||
10549cbd JW |
261 | Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu) |
262 | ||
263 | * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj. | |
264 | ||
265 | Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com> | |
266 | ||
267 | * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES). | |
268 | ||
484df988 JL |
269 | Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com) |
270 | ||
271 | * haifa-sched.c (find_pre_sched_live): Remove #if 0 code. | |
272 | (find_post_sched_live): Likewise. | |
273 | ||
274 | * haifa-sched.c (schedule_block): Remove old code to get arguments | |
275 | from hard regs into pseudos early. | |
276 | ||
39dfb55a JL |
277 | Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com) |
278 | ||
279 | * version.c: Bump for new snapshot. | |
280 | ||
281 | * local-alloc.c (update_equiv_regs): All the target to reject | |
282 | promotion of some REG_EQUAL to REG_EQUIV notes. | |
283 | * pa.h (DONT_RECORD_EQUIVALENCE): Define. | |
284 | ||
285 | * pa.c (secondary_reload_class): (mem (mem ... )) does not need | |
286 | secondary reloads. | |
287 | ||
288 | * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the | |
289 | store of the argument registers. | |
290 | ||
291 | Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu) | |
292 | ||
293 | * fold-const.c (multiple_of_p): New function. | |
294 | (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR. | |
295 | ||
d78778eb JL |
296 | Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com) |
297 | ||
298 | * expr.h (insn_gen_function): Temporarily remove prototype. | |
299 | ||
feb9ea1a JW |
300 | Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com> |
301 | ||
302 | * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to | |
303 | filenames. Use sed to extract base filename for install. | |
304 | ||
b6ffe602 JC |
305 | Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu> |
306 | ||
307 | * unroll.c (find_splittable_givs): Only share if two givs have the | |
308 | same add and multiply values. | |
309 | ||
2ebfd230 JW |
310 | Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com> |
311 | ||
312 | * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef. | |
313 | * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it. | |
314 | ||
251ffdee JL |
315 | Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com) |
316 | ||
317 | * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns | |
318 | around branch tables. | |
319 | * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab | |
320 | and .end_brtab directives if TARGET_GAS. | |
321 | ||
19372aa1 JW |
322 | Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com> |
323 | ||
27314274 JW |
324 | * alias.c (true_dependence): Pass x_addr not x to varies. |
325 | ||
19372aa1 JW |
326 | * acconfig.h (NEED_DECLARATION_CALLOC): Add. |
327 | * configure.in: Add GCC_NEED_DECLARATION call for calloc. | |
328 | * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete | |
329 | declarations. | |
330 | * config.in, configure: Regenerate. | |
331 | ||
2a2c8203 JC |
332 | Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu> |
333 | ||
334 | * alias.c (find_base_value): Improve handling of PLUS, MINUS, and | |
335 | LO_SUM. | |
336 | (record_set): Handle LO_SUM like PLUS. | |
337 | (init_alias_analysis): When following chains of base addresses, | |
338 | do not stop on reaching a hard register. | |
339 | ||
d80357b7 JL |
340 | Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com) |
341 | ||
342 | * version.c: Bump for new snapshot. | |
343 | ||
b4f32d7b JW |
344 | Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com> |
345 | ||
346 | * alpha.h (ARCH_ASM_FILE_START): Define. | |
347 | (ASM_FILE_START): Use ARCH_ASM_FILE_START. | |
348 | * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string. | |
349 | ||
ca363bb6 JL |
350 | Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com) |
351 | ||
352 | * Makefile.in (install-common): Put gcov comment at start of line. | |
353 | ||
7557aa98 JL |
354 | Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com) |
355 | ||
356 | * alias.c (init_alias_analysis): When simplifying the reg_base_value | |
357 | array, simplify entries for hard registers too. | |
358 | ||
c34e3ae4 DL |
359 | Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk> |
360 | ||
361 | * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from | |
362 | list. | |
363 | ||
e3eef942 JW |
364 | Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com> |
365 | ||
366 | * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test | |
367 | block_stack before dereferencing it. | |
368 | ||
369 | Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com> | |
246853b9 MM |
370 | |
371 | * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate. | |
372 | ||
04f41951 JM |
373 | Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com> |
374 | ||
375 | * cplus-dem.c: Add 'extern' to prepends_underscore. | |
376 | ||
e933cbe0 JL |
377 | Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com) |
378 | ||
62d65906 JL |
379 | * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate. |
380 | (get_issue_rate): Delete. | |
381 | * pa.h (ISSUE_RATE): Define. | |
382 | ||
2da05a5b JL |
383 | * configure.in: Turn on haifa by default for the PA. |
384 | * configure: Rebuilt. | |
385 | * pa.c (override_options): Accept -mschedule=7200 option. | |
386 | (pa_adjust_cost): No longer need to scale costs for newer | |
387 | processors. | |
388 | * pa.h (enum processor_type): Add PROCESSOR_7200. | |
389 | * pa.md: Revamp scheduling parameters to work better with | |
390 | haifa. Add scheduling parameters for the 7200. | |
391 | ||
4f64eaca JL |
392 | * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P |
393 | insns too. | |
394 | (schedule_block): When adjusting basic_block_{head,end}, account | |
395 | for movement of SCHED_GROUP_P insns too. | |
396 | ||
397 | * haifa-sched.c (debug_dependencies): Fix thinko. | |
398 | ||
e933cbe0 JL |
399 | * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define. |
400 | (site.exp, check, check-g++, check-gcc): New targets. | |
401 | ||
4f64eaca | 402 | * haifa-sched.c: Make lots of variables static. |
61822835 | 403 | |
e9576d2c L |
404 | Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu) |
405 | ||
406 | * expr.h, real.h: Finish prototyping. | |
407 | ||
61822835 JL |
408 | Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com> |
409 | ||
410 | * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR | |
411 | reloads to RELOAD_FOR_OPERAND_ADDRESS reloads. | |
412 | * reload1.c: Undo bugfix from Aug 11. | |
413 | ||
f24b370a MM |
414 | Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com> |
415 | ||
416 | * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single | |
417 | quotes around the name. | |
418 | * configure: Regenerate. | |
419 | ||
1c4c5851 JW |
420 | Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com> |
421 | ||
422 | * Makefile.in (stmp-multilib-sub): Fix typo in last change. | |
423 | ||
71abb567 MH |
424 | Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de> |
425 | ||
426 | * Makefile.in (sub-makes): Pass the current value of LANGUAGES down | |
427 | to sub-makes to avoid building more passes than the user might have | |
428 | requested on the command line. | |
429 | ||
6042434a DL |
430 | Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk) |
431 | ||
432 | * configure.in: Expurgate `broken_install' (install is | |
433 | autoconfed). | |
434 | ||
435 | * configure.lang: Substitute autoconfed ${INSTALL} (not currently | |
436 | relevant). | |
437 | ||
38ea060f JL |
438 | Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com) |
439 | ||
440 | * loop.c (is_power_of_2, is_conditional_branch): Delete unused | |
441 | functions and declarations. | |
442 | (analyze_loop_iterations): Use condjump_p. | |
443 | (insert_bct): Likewise. Use exact_log2. | |
444 | ||
f187056f JL |
445 | Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com) |
446 | ||
447 | * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed. | |
448 | (schedule_region): Likewise. | |
449 | (schedule_insns): Likewise. | |
450 | ||
451 | * PROJECTS: Update with Haifa stuff. | |
452 | ||
9af06254 JL |
453 | Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com) |
454 | ||
455 | * version.c: Change the version string to look like: | |
11c21791 | 456 | egcs-2.90.00 970814 (gcc2-970802 experimental). |
9af06254 | 457 | |
0945e937 JL |
458 | * loop.c (is_conditional_branch): Make definition match declaration. |
459 | ||
9af06254 JL |
460 | * gcc.c: Take out experimental snapshot warning message. |
461 | ||
ebc25a17 MM |
462 | Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com> |
463 | ||
464 | * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to | |
465 | print out the names of the notes. Print out the name of the insn | |
466 | that is not a note, and not an {,CALL_,JUMP_}INSN. | |
467 | ||
992d1248 DE |
468 | Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com> |
469 | ||
470 | * configure.in (haifa configury): Fix typo. | |
471 | * configure: Regenerate. | |
472 | ||
7bb6fbd1 JL |
473 | Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com) |
474 | ||
475 | * version.c: Bump version to "gcc-3.0.0 970802 experimental". | |
476 | ||
477 | * gcc.info*: Rebuilt. | |
478 | ||
479 | * COPYING.g77, README.g77: New files. | |
480 | * real.c (ereal_unto_float, ereal_unto_double): New functions. | |
481 | * real.h (ereal_unto_float, ereal_unto_double): Declare them. | |
482 | (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define. | |
483 | ||
8c660648 JL |
484 | Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com) |
485 | ||
486 | * Integrate Haifa instruction scheduler. | |
487 | * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references | |
488 | to sched with $(SCHED_CFLAGS. | |
489 | * configure.in: Handle --enable-haifa. | |
490 | * configure: Rebuilt. | |
491 | * flags.h: Add new flags for haifa instruction scheduler. | |
492 | * genattrtab.c (expand_units): For haifa, don't subtract one | |
493 | when computing blockage. | |
494 | * toplev.h (flag_schedule_interblock): Haifa scheduler flag. | |
495 | (flag_schedule_speculative): Ditto. | |
496 | (flag_schedule_speculative_load): Ditto. | |
497 | (flag_schedule_speculative_load_dangerous): Ditto. | |
498 | (flag_schedule_reverse_before_reload): Ditto. | |
499 | (flag_schedule_reverse_after_reload): Ditto. | |
500 | (flag_branch_on_count_reg): Ditto. | |
501 | (f_options): Add Haifa switches. | |
502 | (main): Turn off some Haifa options if appropriate macro is | |
503 | defined. Process Haifa switches. | |
504 | * unroll.c (iteration_info): No longer static, since Haifa | |
505 | scheduler uses it. | |
506 | (unroll_loop): Inform HAIFA scheduler about loop unrolling factor. | |
507 | * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value. | |
508 | * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls. | |
509 | * loop.h (loop_initial_value,loop_unroll_iter): New globals. | |
510 | * loop.c (loop_optimize): If HAIFA is defined, allocate additional | |
511 | storage for the Haifa scheduler. | |
512 | (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and | |
513 | LABEL_NEXTREF. | |
514 | (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count | |
515 | are defined, call analyze_loop_iterations and insert_bct to use | |
516 | countdown loops. | |
517 | (record_giv): Refine test for jumps out of loops if HAIFA is | |
518 | defined. | |
519 | (analyze_loop_iterations): New function to identify if we can use | |
520 | a countdown loop. | |
521 | (insert_bct): Insert countdown loop. | |
522 | (instrument_loop_bct): Low level code to insert countdown loop. | |
523 | (loop_number): Calculate UID of loop. | |
524 | (indirect_jump_in_function_p): Return true if an indirect jump is | |
525 | in the function. | |
526 | (is_power_of_2): Return true if value is a power of 2. | |
527 | (is_conditional_branch): Return true if insn is a conditional | |
528 | jump. | |
529 | (fix_bct_param): Process -fbct-{min,max}-N switches. | |
530 | (check_bct_param): Return true if loop should be instrumented. | |
531 | * loop.c (loop_initial_value,loop_unroll_iter): New globals. | |
532 | (loop_optimize): Initialize. | |
533 | (get_condition_for_loop): Ditto. | |
534 | * loop.c (strength_reduce): Inside of code that uses #ifdef | |
535 | HAVE_decrement_and_branch_on_count code, test it to make sure the | |
536 | condition is true. | |
537 | (instrument_loop_bct): Ditto. | |
538 | * haifa-sched.c: New file. | |
539 | ||
540 | ||
541 | * Integrate regmove pass. | |
542 | * Makefile.in (OBJS): Add regmove.o | |
543 | (regmove.o): Add dependencies. | |
544 | * flow.c (find_use_as_address): No longer static. | |
545 | * rtl.h (find_use_as_address): Declare. | |
546 | * toplev.c (regmove_dump, flag_regmove): Define. | |
547 | (f_options): Add -fregmove. | |
548 | (regmove_dump_file, regmove_time): Define. | |
549 | (fatal_insn): Close the regmove dump file. | |
550 | (compile_file): Initialize regmove_time; open/close the regmove dump | |
551 | file as needed. Print regmove time as needed. | |
552 | (rest_of_compilation): Run regmove pass if requested, dump | |
553 | RTL after regmove if requested. | |
554 | (main): If -O2 or more, turn on regmove. Handle dump switches. | |
555 | * regmove.c: New file. | |
556 | ||
aa32d841 JL |
557 | Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com) |
558 | ||
559 | * Integrate tlink patch from jason@cygnus.com | |
560 | * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'. | |
561 | (process_command): Increment n_switches for them. Don't discard | |
562 | their args. Validate them. | |
563 | (main): Escape " marks when creating COLLECT_GCC_OPTIONS. | |
564 | From Rohan Lenard. | |
565 | (process_command): Set include_prefixes from COMPILER_PATH. | |
566 | (main): Set COLLECT_GCC_OPTIONS sooner. | |
567 | * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld. | |
568 | * tlink.c, hash.c, hash.h: New files. | |
569 | * Makefile.in (USE_COLLECT2): Always use collect2. | |
570 | (collect2): Depend on and link in hash.o and tlink.o. | |
571 | (tlink.o, hash.o): Add dependencies. | |
572 | ||
5fa39bfe JL |
573 | Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com) |
574 | ||
9ae8ffe7 JL |
575 | * Integrate alias analysis changes from jfc@mit.edu |
576 | * Makefile.in (OBJS): Add alias.o | |
577 | (alias.o): Add dependencies. | |
578 | * alias.c: New file. | |
579 | * sched.c: Remove alias analysis code. It lives in alias.c now. | |
9ae8ffe7 | 580 | (sched_analyze_2): Add new arguments to true_dependence. |
9ae8ffe7 JL |
581 | (schedule_insns): Always call init_alias_analysis. |
582 | * calls.c (expand_call): Note calls to malloc, calloc, and realloc; | |
583 | mark return value from such functions as a pointer and keep track of | |
584 | them for alias analysis. If a return value from a function is a | |
585 | pointer, mark it as such. | |
586 | * combine.c (distribute_notes): Handle REG_NOALIAS. | |
587 | * cse.c (struct write_data): Delete. No longer needed. | |
588 | (invalidate): Don't call set_nonvarying_address_components anymore. | |
589 | Use true_dependence to decide if an entry should be removed from | |
590 | the hash table. | |
591 | (invalidate_memory): Remove WRITES argument, simplify appropriately. | |
592 | Fix all callers. | |
593 | (note_mem_written): Similarly for WRITE_PTR argument. | |
594 | (invalidate_from_clobbers): Similarly for W argument. | |
595 | (invalidate_for_call): Remove memory elements from the hash table. | |
596 | (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted. | |
597 | (cse_rtx_varies_p): New function. Derived from old | |
598 | cse_rtx_addr_varies_p. | |
599 | (cse_insn): Remove WRITES_MEMORY and INIT variables and all references. | |
600 | Don't call note_mem_written anymore. Stack pushes invalidate the stack | |
601 | pointer if PUSH_ROUNDING is defined. No longer need to call | |
602 | cse_rtx_addr_varies_p to decide if a MEM should be invalidated. | |
603 | (skipped_writes_memory): Remove variable. | |
604 | (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory. | |
605 | (invalidate_skipped_block): Simplify for new alias analysis code. | |
606 | (cse_set_around_loop): Likewise. | |
607 | (cse_main): Call init_alias_analysis. | |
608 | * flags.h (flag_alias_check, flag_argument_noalias): Declare. | |
609 | * toplev.c (flag_alias_check, flag_argument_noalias): Define. | |
610 | (f_options): Add new alias checking arguments. | |
611 | (main): Set flag_alias_check when optimizing. | |
612 | * local_alloc (validate_equiv_mem_from_store): Add new arguments | |
613 | to true_dependence. | |
614 | (memref_referenced_p): Likewise. | |
615 | * loop.c (NUM_STORES): Increase to 30. | |
616 | (prescan_loop): Only non-constant calls set unknown_address_altered. | |
617 | (invariant_p): Add new arguments to true_dependence. | |
618 | (record_giv): Initialize unrolled and shared fields. | |
619 | (emit_iv_add_mult): Call record_base_value as needed. | |
620 | * loop.h (struct induction): Add unrolled and shared fields. | |
621 | * unroll.c (unroll_loop): Call record_base_value as needed. | |
622 | (copy_loop_body): Likewise. | |
623 | (final_biv_value): Likewise. | |
624 | (final_giv_value): Likewise. | |
625 | (find_splittable_regs): Likewise. Only create one new pseudo | |
626 | if we have multiple address GIVs that were combined with the same | |
627 | dst_reg GIV. Note when a new register is created due to unrolling. | |
628 | * rtl.c (reg_note_name): Add REG_NOALIAS. | |
629 | * rtl.h (enum reg_note): Similarly. | |
630 | (rtx_varies_p, may_trap_p, side_effects_p): Declare. | |
631 | (volatile_refs_p, volatile_insn_p, remove_note): Likewise. | |
632 | (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise. | |
633 | (true_dependence, read_dependence, anti_dependence): Likewise. | |
634 | (output_dependence, init_alias_analysis, end_alias_analysis): Likewise. | |
635 | (mark_user_reg, mark_reg_pointer): Likewise. | |
636 | ||
637 | ||
638 | * Integrate reload bugfix from Wilon which enables the PA port | |
5fa39bfe JL |
639 | to bootstrap again. |
640 | * reload1.c (reload): Sum needs for both OPADDR_ADDR and and | |
641 | OPERAND_ADDRESS when computing how many registers an insn needs. | |
642 | (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do | |
643 | conflict. | |
644 | (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like | |
645 | OPADDR_ADDR reload. | |
646 | (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers | |
647 | in reload_reg_use_in_op_addr do not reach the end. | |
648 | do not reach the end. | |
649 | (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with | |
650 | RELOAD_FOR_OPERAND_ADDRESS. | |
651 | ||
652 | Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com) | |
653 | ||
2dcfcb56 | 654 | * egcs project officially starts. |
861bb6c1 | 655 |