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Author SHA1 Message Date
Richard Kenner
780ed3aef3 (try_combine): Properly call single_set when validating the result of 
a define_split.

From-SVN: r2406
 1992-10-12 06:30:37 -04:00
Richard Stallman
9ee967099f (simplify_subtraction): Declared. 
From-SVN: r2405
 1992-10-12 08:27:35 +00:00
Richard Stallman
57632c5153 (simplify_subtraction): New function. 
From-SVN: r2404
 1992-10-12 08:25:33 +00:00
Richard Stallman
1f1fd3b1f4 (output_addr_const): Call simplify_subtraction. 
From-SVN: r2403
 1992-10-12 08:23:25 +00:00
Richard Stallman
8b487c1f9e (calls_alloca): Don't look within DECL_INITIAL if it's 0. 
From-SVN: r2402
 1992-10-12 04:35:54 +00:00
James Van Artsdalen
9e06e32130 (PRINT_REG): Make register name arrays static within this macro. 
From-SVN: r2401
 1992-10-12 03:26:02 +00:00
Richard Kenner
4805ff591c (merge_trees): When splitting, remember to clear DUPNO in addition to 
the other things we can test.

From-SVN: r2400
 1992-10-11 16:27:46 -04:00
Richard Kenner
4bb4c82e20 (general_operand, immediate_operand, const_double_operand): Allow CONST_INT with MODE_PARTIAL_INT. 
(general_operand, immediate_operand, const_double_operand): Allow CONST_INT
with MODE_PARTIAL_INT.
(nonmemory_operand): Likewise.

From-SVN: r2399
 1992-10-11 16:27:23 -04:00
James Van Artsdalen
2247a58ce8 (notice_update_cc): Only set CC_IN_80387 for float compares. 
From-SVN: r2398
 1992-10-11 13:23:31 +00:00
James Van Artsdalen
5c8ad7f4ce (USE_C_ALLOCA): New macro. Define if not using GNU C's builtin alloca. 
From-SVN: r2397
 1992-10-11 12:56:41 +00:00
James Van Artsdalen
5b970343a7 Initial revision 
From-SVN: r2396
 1992-10-11 12:51:40 +00:00
Richard Stallman
de9fa69379 (movdi): Use D code for operand 1. 
From-SVN: r2395
 1992-10-11 05:26:16 +00:00
Richard Stallman
61fcaf9e42 (PRINT_OPERAND): Define new code, D. 
From-SVN: r2394
 1992-10-11 05:25:55 +00:00
Richard Stallman
c2fb3f5754 (reg_name): Deleted. 
From-SVN: r2393
 1992-10-10 20:52:07 +00:00
Richard Stallman
b76227eaa5 (struct function): New fields const_rtx_hash_table, 
const_rtx_sym_hash_table, first_pool, last_pool, pool_offset.

From-SVN: r2392
 1992-10-10 09:44:58 +00:00
Richard Stallman
88e71d2465 (varasm.o): Dep on function.h. 
From-SVN: r2391
 1992-10-10 09:44:39 +00:00
James Van Artsdalen
0041680483 (TARGET_DEFAULT): New macro - don't make TARGET_IEE_FP default for SCO. 
From-SVN: r2390
 1992-10-10 09:31:37 +00:00
Richard Stallman
c475655240 (DBX_DEBUGGING_INFO): Defined. 
From-SVN: r2389
 1992-10-10 01:34:31 +00:00
Jim Wilson
c82aa69aa3 (sparc_type_code): Return reasonable result for COMPLEX_TYPE. 
From-SVN: r2388
 1992-10-09 15:10:02 -07:00
Tom Wood
03da3e3b47 (return): Always available once reload has completed. 
(epilogue): Use a return insn rather than an indirect jump.

From-SVN: r2387
 1992-10-09 18:32:50 +00:00
Tom Wood
7bd80f3738 (start_of_epilogue_needs): New variable. 
(mark_target_live_regs): Add in start_of_epilogue_needs when
	NOTE_INSN_EPILOGUE_BEG is scanned.
	(dbr_schedule): Compute start_of_epilogue_needs and update
	end_of_function_needs to include sets by all instructions
	following NOTE_INSN_EPILOGUE_BEG.

From-SVN: r2386
 1992-10-09 18:31:57 +00:00
Richard Kenner
014830a56d (mark_target_live_regs): Fix bug in last change. 
From-SVN: r2385
 1992-10-09 14:13:13 -04:00
Richard Stallman
9d790a4f73 (aggregate_value_p): Return 1 if regs we would use are not all call-clobbered. 
From-SVN: r2384
 1992-10-09 16:59:56 +00:00
Richard Stallman
6ed1d6c5ed (POPSTACK): Pop discarded elts off all the stacks as we go. 
From-SVN: r2383
 1992-10-09 16:59:32 +00:00
Richard Kenner
cb00f51acf (gen_lowpart_common, gen_highpart, operand_subword): Don't make a new 
REG for stack, frame, or arg pointer.

From-SVN: r2382
 1992-10-09 07:30:07 -04:00
Richard Kenner
26ecfc7614 (subst, case SUBREG): Don't make a new REG for stack, frame, or arg 
pointer.

From-SVN: r2381
 1992-10-09 07:29:23 -04:00
Richard Kenner
d9983d6c52 (optimize_reg_copy_1): Tighten up code to properly handle the case when... 
(optimize_reg_copy_1): Tighten up code to properly handle the case
when SRC or DEST is a multi-word hard register and only some parts of
the register are set or used.  Also, avoid updating register status
for DEST if we can't do the optimization.

From-SVN: r2380
 1992-10-09 07:28:53 -04:00
Richard Kenner
dd2cc34357 (jump_optimize): Only use a REG as a target. 
From-SVN: r2379
 1992-10-09 07:28:00 -04:00
Richard Kenner
b67b4e47b0 *** empty log message *** 
From-SVN: r2378
 1992-10-09 07:27:31 -04:00
Richard Stallman
a74467d457 (floating_exact_log2, standard_68881_constant_p): 
(standard_sun_fpa_constant_p): Use REAL_VALUE_FROM_CONST_DOUBLE.
(print_operand): Likewise.

From-SVN: r2377
 1992-10-09 04:41:02 +00:00
Arne H. Juul
396f9edb4b added missing then 
From-SVN: r2376
 1992-10-09 01:48:26 +00:00
Tom Wood
587cb682de (assign_parms): Provide a safe value for 
DECL_INCOMING_RTL in case of syntax errors.

From-SVN: r2375
 1992-10-08 22:08:29 +00:00
Michael Meissner
29a326c233 Define PTRSIZE_TYPE, WCHAR_TYPE, and SIZE_TYPE for OSF/1. 
From-SVN: r2374
 1992-10-08 21:14:49 +00:00
Michael Meissner
c2177307a5 Fix shared library in i386; correctly spell macro in mips.h. 
From-SVN: r2373
 1992-10-08 20:07:04 +00:00
Richard Stallman
0cd4060d80 (install-common-headers): Fix dir in chmods for assert.h. 
From-SVN: r2372
 1992-10-08 19:43:37 +00:00
Richard Stallman
b0136fddfc (__savereg, va_arg): Put uses of __va in parens. 
From-SVN: r2371
 1992-10-08 18:22:34 +00:00
Jeff Law
742ba40c29 pa.md (fp_alu function unit, case fpcc): Fpcc instructions use the fpalu unit. 
* pa.md (fp_alu function unit, case fpcc): Fpcc instructions use
	the fpalu unit.  In the most common case their result will be used
	in a ftest instruction.  Minimum distance between the fcmp and
	ftest instruction is 4.

From-SVN: r2370
 1992-10-08 11:21:43 -06:00
Tom Wood
1396372010 (dwarfout_init... 
(dwarfout_init, dwarfout_finish): Don't output labels
	or .debug_aranges entries for .data1 and .rodata1 as these
	sections aren't currently used.

From-SVN: r2369
 1992-10-08 10:42:19 +00:00
Mike Stump
ca46db8715 Fix a simple typo. 
From-SVN: r2368
 1992-10-08 09:34:37 +00:00
Richard Kenner
b8b88835df (PATHLENGH): Change from 20 to 10 to speed up compilations. 
From-SVN: r2367
 1992-10-08 04:44:02 -04:00
Richard Kenner
1422dce065 (mark_target_live_regs): Look at USE insns made by update_block when scanning forward past target. 
(mark_target_live_regs): Look at USE insns made by update_block when scanning
forward past target.
(mark_target_live_regs, dbr_schedule): Use GET_RTX_CLASS.

From-SVN: r2366
 1992-10-08 04:42:53 -04:00
Richard Stallman
3f78332988 (invert_truthvalue): Never alter ARG. 
From-SVN: r2365
 1992-10-08 08:30:25 +00:00
Richard Stallman
abd09f9705 (TAGS): Exclude =*.[chy] from tags table. 
From-SVN: r2364
 1992-10-08 08:21:30 +00:00
Richard Stallman
547ad55772 (yylex): For floats, Use REAL_VALUES_LESS to distinguish underflow from overflow. 
(yylex): For floats, Use REAL_VALUES_LESS to distinguish
underflow from overflow.  Delete special case for 0.0.

From-SVN: r2363
 1992-10-08 07:13:12 +00:00
Richard Stallman
09a99207ea (<sys/signal.h>): Fix types of SIG_DFL, SIG_ERR, SIG_IGN, and SIG_HOLD. 
(<sys/stat.h>): Turn definitions of stat, lstat, fstat, and mknod
into ANSI syntax and add __ to variables used.

From-SVN: r2362
 1992-10-07 21:58:26 +00:00
Tom Wood
2a819d04bc (dwarfout_{begin,end}_function): New functions. 
(body_{begin,end}_attribute): New functions.
	(dwarf_attr_name): Print AT_body_begin and AT_body_end.
	(output_{local,global}_subroutine_die): Output the new attributes.

From-SVN: r2361
 1992-10-07 20:24:33 +00:00
Tom Wood
befb13a587 (enum dwarf_attribute): Add At_body_begin and AT_body_end. 
From-SVN: r2360
 1992-10-07 20:24:10 +00:00
Tom Wood
8f313754fc (final_scan_insn): Call dwarfout_begin_function. 
(final_end_function): Call dwarfout_end_function.

From-SVN: r2359
 1992-10-07 20:23:56 +00:00
Tom Wood
2c39ec409c (FASTEST_ALIGNMENT): Define as 8 for -m88110 otherwise 4. 
(CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Base on FASTEST_ALIGNMENT.
(READONLY_DATA_SECTION): Don't override svr4.h
	(ASM_OUTPUT_CASE_LABEL): For svr4, use .rodata.

From-SVN: r2358
 1992-10-07 20:21:09 +00:00
Tom Wood
a8663ab3b5 (movstrsi): No predicate is needed for the source or 
destination.

From-SVN: r2357
 1992-10-07 20:20:18 +00:00