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269 Commits

Author SHA1 Message Date
Per Bothner
071a659510 * expr.c (store_constructor): Add support for SET_TYPE. 
From-SVN: r8604
 1994-12-02 20:17:51 -08:00
Richard Kenner
5c5033c3c7 (convert_move): When emit multiword conversion, force FROM into a new 
pseudo-reg if it overlaps TO.

From-SVN: r8593
 1994-11-30 19:07:49 -05:00
Richard Kenner
8ca00751f7 (emit_block_move): Only use movstr if size is small enough constant or 
MODE is at least BITS_PER_WORD.

From-SVN: r8585
 1994-11-30 18:13:44 -05:00
Jeff Law
aaf87c453b expr.c (expand_assignment): For BLKmode structure returns... 
* expr.c (expand_assignment): For BLKmode structure returns,
	copy the return value from registers into the target memory
	locations.

From-SVN: r8575
 1994-11-28 22:44:19 -07:00
Jim Wilson
c7a7ac465e (move_by_pieces, move_by_pieces_ninsns, emit_push_insn, 
expand_assignment, store_field, expand_expr): Likewise.
(SLOW_UNALIGNED_ACCESS): Default to STRICT_ALIGNMENT, not zero.

From-SVN: r8569
 1994-11-28 16:58:52 -08:00
Richard Kenner
a98c9f1ab2 (emit_move_insn): If splitting up into individual words and X is a push_operand... 
(emit_move_insn): If splitting up into individual words and X is a
push_operand, do the push and reference top of stack.

From-SVN: r8554
 1994-11-23 13:30:35 -05:00
Richard Kenner
5a32d03841 (convert_move): Don't put FROM in a register if it is a SUBREG. 
(store_expr): If don't want a value and storing into promoted
variable, do conversion at tree level; don't copy volatile MEM unless
want value, as comment says.

From-SVN: r8466
 1994-11-16 07:47:58 -05:00
Richard Kenner
2e5ec6cf3b (do_jump_by_parts_greater_rtx): No longer static. 
(expand_expr): Delete code for plain `abs'.

From-SVN: r8443
 1994-11-15 18:35:35 -05:00
Richard Kenner
2d44400163 (expand_expr, COND_EXPR case): Don't use original target as a temp if it's a volatile mem ref. 
(expand_expr, COND_EXPR case): Don't use original target as a temp if
it's a volatile mem ref.  Finish previous patch (don't expand "X ? A &
1 : A" as "A & (X != 0)").

From-SVN: r8369
 1994-10-31 08:11:19 -05:00
Richard Kenner
7a0b7b9a97 (expand_expr, case COMPONENT_REF): Don't extract field from a CONSTRUCTOR if it already has a TREE_CST_RTL. 
(expand_expr, case COMPONENT_REF): Don't extract field from a CONSTRUCTOR if
it already has a TREE_CST_RTL.
(expand_expr, case ADDR_EXPR): Call mark_temp_addr_taken on the temporary made
when operand needs to be stored into memory.

From-SVN: r8362
 1994-10-31 07:23:35 -05:00
Doug Evans
9fbd9f58d7 (expand_expr, COND_EXPR case): Don't expand "X ? A & 1 : A" as "A & (X != 0)". 
From-SVN: r8345
 1994-10-26 22:22:06 +00:00
Richard Kenner
b9bcad654a (convert_move): Add TImode conversions. 
From-SVN: r8248
 1994-10-10 19:19:32 -04:00
Richard Kenner
45524ce90e Fix typo in last change. 
From-SVN: r8236
 1994-10-07 08:36:00 -04:00
Richard Kenner
6676e72f96 (safe_from_p): If EXP has a variable size, assume safe. 
(preexpand_calls): Don't preexpand a call that returns a variable-sized object.

From-SVN: r8234
 1994-10-07 08:26:47 -04:00
Richard Kenner
22619c3f61 (store_expr): Don't clobber TEMP with address. 
From-SVN: r8227
 1994-10-06 07:25:21 -04:00
Richard Kenner
af5b53ed8d (expand_expr, case ADDR_EXPR): Call mark_temp_addr_taken. 
From-SVN: r8225
 1994-10-06 06:53:40 -04:00
Richard Kenner
41dfd40ca0 Fix error in last change. 
From-SVN: r8215
 1994-10-04 21:42:54 -04:00
Richard Kenner
34661f5c30 (do_jump_for_compare): Properly scan insns when branch is at start of 
sequence.

From-SVN: r8214
 1994-10-04 19:06:09 -04:00
Jim Wilson
1899299599 (result_vector): Use INCOMING_REGNO when !savep instead 
of when savep.

From-SVN: r8170
 1994-09-29 17:02:36 -07:00
Mike Stump
7ee055f4ae expr.c (do_jump): Handle cleanups in TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR. 
* expr.c (do_jump): Handle cleanups in TRUTH_ANDIF_EXPR and
        TRUTH_ORIF_EXPR.

From-SVN: r8164
 1994-09-29 20:45:05 +00:00
Richard Kenner
0407367d53 (convert_move): Added handling of PDImode conversions. 
From-SVN: r8161
 1994-09-28 19:32:44 -04:00
Richard Kenner
809ab85718 (emit_move_insn_1): Never make a no-conflict block. 
From-SVN: r7951
 1994-08-19 19:23:00 -04:00
Richard Kenner
ba558a85d2 (expand_builtin): Relegate sin and cos to ffast-math. 
From-SVN: r7886
 1994-08-11 12:56:59 -04:00
Jason Merrill
fd67d2b620 (expand_expr... 
(expand_expr, COND_EXPR case): Use truthvalue_conversion
        to make the condition for running cleanups acceptable to
        invert_truthvalue.

From-SVN: r7861
 1994-08-05 19:02:42 +00:00
Jason Merrill
4ea8537b90 (defer_cleanups_to): Put back line which was mistakenly 
removed.

From-SVN: r7857
 1994-08-05 01:49:31 +00:00
Richard Kenner
72bb971732 (move_block_to_reg): Do nothing if NREGS == 0. 
From-SVN: r7820
 1994-07-29 17:36:13 -04:00
Richard Kenner
62acb9781f (expand_expr, case CONJ_EXPR): Use correct mode for parts of a complex 
expression.

From-SVN: r7815
 1994-07-28 19:48:33 -04:00
Richard Kenner
ad2e7dd004 (expand_expr, case ARRAY_REF): Don't fold L"foo"[2]. 
From-SVN: r7797
 1994-07-26 19:45:11 -04:00
Jim Wilson
24a13950ca (store_field): Set MEM_IN_STRUCT_P on object and 
blk_object.

From-SVN: r7767
 1994-07-13 13:35:03 -07:00
Richard Kenner
03747aa399 (convert_move): Add some conversions for TQFmode. 
From-SVN: r7733
 1994-07-11 19:27:23 -04:00
Richard Kenner
e74a220154 (expand_builtin, case BUILT_IN_FSQRT): Don't use asterisk in name of 
`errno'.

From-SVN: r7695
 1994-07-10 06:02:49 -04:00
Richard Kenner
5069803972 (expand_expr, case CONVERT_EXPR): If changing signedness and we have a 
promoted SUBREG, clear the promotion flag.

From-SVN: r7686
 1994-07-08 18:22:46 -04:00
Jim Wilson
6be583037c (get_inner_unaligned_p): New function. 
(expand_assignment, expand_expr): Use it.

From-SVN: r7685
 1994-07-08 14:41:02 -07:00
Mike Stump
d93d4205f1 fix temp lifetime (FOR TARGET_EXPRs only) 
From-SVN: r7681
 1994-07-08 20:45:14 +00:00
Mike Stump
61d6b1cca1 expr.c (expand_expr, [...]): All cleanups have to be protected by interim exception handling code. 
* expr.c (expand_expr, defer_cleanups_to, expand_cleanups_to): All
        cleanups have to be protected by interim exception handling code.
        * stmt.c (expand_decl_cleanup, expand_cleanups): Ditto.
        * toplev.c (interim_eh_hook): Hook for interim exception handling.
        * toplev.c (interim_eh): Default implementation for exception
        handling that does nothing.
        * toplev.c (main): Set default for interim_eh_hook.

From-SVN: r7666
 1994-07-07 03:08:23 +00:00
Richard Kenner
3e073e7297 (expand_increment): If pre-incrementing a promoted variable, don't 
adjust OP0 since the result won't be used.

From-SVN: r7655
 1994-07-05 18:27:27 -04:00
Richard Kenner
2f6e6d22ea (do_jump, case BIT_AND_EXPR): Only narrow to a type that corresponds 
to a mode.

From-SVN: r7580
 1994-06-28 05:44:57 -04:00
Richard Kenner
119af78aa8 (expand_expr, case ADDR_EXPR): If result is ignored, just return 
const0_rtx.

From-SVN: r7421
 1994-06-02 08:13:33 -04:00
Richard Kenner
94b25f81ca Update comments. 
From-SVN: r7420
 1994-06-02 07:24:33 -04:00
Doug Evans
0304dfbb67 expr.c (use_reg): Fix recording of USE information. 
* expr.c (use_reg): Fix recording of USE information.
	(use_regs): Likewise.
	Delete argument `reg'.  All callers changed.
	* expr.h (use_regs): Update prototype.
	* calls.c (expand_call): Update call to use_regs.  Call use_reg
	if parm is wholly in registers.

From-SVN: r7378
 1994-05-27 23:27:50 +00:00
Richard Kenner
d720b9d197 (expand_expr... 
(expand_expr, case CONSTRUCTOR): If constant and large enough for
memcpy to be used, build constructor into static memory.

From-SVN: r7365
 1994-05-27 14:56:31 -04:00
Richard Kenner
4ac0968744 Use #ifdef TARGET_EDOM, not #if. 
From-SVN: r7307
 1994-05-16 16:18:54 -04:00
Richard Kenner
930b4e398e (convert_move): When {zero,sign}_extending, allow a wider intermediate 
than to_mode if truncation is a no-op.

From-SVN: r7306
 1994-05-16 16:16:12 -04:00
Mike Stump
5dab5552a1 calls.c (expand_call): Only destroy temporaries at the end of function calls, if flag_short_temps is set. 
* calls.c (expand_call): Only destroy temporaries at the end
        of function calls, if flag_short_temps is set.
        * expr.c (safe_from_p, expand_expr): Handle CLEANUP_POINT_EXPRs.
        * expr.c (expand_expr): Improve handling of temporaries inside
        COND_EXPRs, cures call to sorry.
        * expr.c (defer_cleanups_to): New routine to handle the deferral
        of cleanups.
        * flags.h (flag_short_temps): New flag, to allow better control
        over the lifetime of temporaries.
        * toplev.c (flag_short_temps, lang_options): Ditto.
        * tree.def (CLEANUP_POINT_EXPR): Add, to allow better control over
        the lifetime of temporaries.

From-SVN: r7289
 1994-05-13 00:19:57 +00:00
Richard Kenner
6d100794d0 (expand_builtin_apply): Put new function usage data at end of any data 
already there.

From-SVN: r7274
 1994-05-11 16:23:11 -04:00
Richard Kenner
b3f8cf4ab9 (use_regs, expand_builtin_apply): Change from USE and CLOBBER insns to 
using CALL_INSN_FUNCTION_USAGE.

From-SVN: r7240
 1994-05-06 17:47:35 -04:00
Richard Kenner
1ee86d1598 (expand_builtin... 
(expand_builtin, case BUILT_IN_ALLOCA): Don't set
current_function_calls_alloca here nor record new stack level for
nonlocal gotos.

From-SVN: r7230
 1994-05-06 13:44:56 -04:00
Mike Stump
d3158f1a23 tell expand_expr that we are going to ignore the cleanup. 
TREE_SIDE_EFFECTS should be set on these things.

From-SVN: r7222
 1994-05-06 10:13:17 +00:00
Mike Stump
19d3f3c523 minor tweak. 
From-SVN: r7220
 1994-05-06 09:02:42 +00:00
Doug Evans
33162bebd8 (expand_builtin): Fix typo in previous patch 
(allow __builtin_next_arg in varargs functions).

From-SVN: r7164
 1994-04-28 16:39:50 +00:00