Commit Graph

1151 Commits

Author SHA1 Message Date
Olivier Hainque
c0cfc6913e expr.c (is_aligning_offset): Check if we are aligning the expressions's address over BIGGEST_ALIGNMENT in...
* expr.c (is_aligning_offset): Check if we are aligning the
	expressions's address over BIGGEST_ALIGNMENT in bytes, not
	in bits.

From-SVN: r78076
2004-02-19 07:52:51 +00:00
Zdenek Dvorak
50654f6c03 loop-iv.c: New file.
* loop-iv.c: New file.
	* Makefile.in (loop-iv.o): New.
	* basic_block.h (FOR_BB_INSNS, FOR_BB_INSNS_REVERSE): New macros.
	* cfgloop.c (fill_sons_in_loop, get_loop_body_in_dom_order,
	num_loop_branches): New functions.
	* cfgloop.h (get_loop_body_in_dom_order, num_loop_branches,
	iv_analysis_loop_init, iv_get_reaching_def, iv_analyse, get_iv_value,
	find_simple_exit, iv_number_of_iterations, iv_analysis_done,
	get_simple_loop_desc, free_simple_loop_desc): Declare.
	(simple_loop_desc): New inline function.
	(struct rtx_iv, struct niter_desc): New.
	* cfgloopmanip.c (loopify): Specify semantics more precisely.
	* expr.c (force_operand): Handle subregs of expressions created by
	loop unroller.
	* loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Move
	parts of the initialization to toplev.c
	* loop-unroll.c (loop_exit_at_end_p): New.
	(unroll_and_peel_loops): Call iv_analysis_done.
	(decide_peel_once_rolling, decide_peel_completely,
	decide_unroll_stupid, decide_unroll_constant_iterations,
	decide_unroll_runtime_iterations, decide_peel_simple,
	peel_loop_simple, unroll_loop_stupid, unroll_loop_constant_iterations,
	unroll_loop_runtime_iterations): Use new simple loop analysis.
	* loop-unswitch.c (compare_and_jump_seq): New.
	(may_unswitch_on_p): Renamed to ...
	(may_unswitch_on): Use new iv analysis.
	(reversed_condition): Export.
	(unswitch_single_loop, unswitch_loop): Use new iv analysis.
	* predict.c (estimate_probability): Use new simple loop analysis.
	* rtl.h (get_mode_bounds, reversed_condition,compare_and_jump_seq,
	canon_condition, simplify_using_condition): Declare.
	* stor-layout.c (get_mode_bounds): New.
	* toplev.c (rest_of_handle_loop2): Some parts of
	initialization/finalization moved here from loop-init.c.

From-SVN: r77951
2004-02-17 16:41:44 +00:00
Richard Kenner
a5e9c81033 emit-rtl.c (set_mem_attributes_minus_bitpos): Don't kill previous MEM_VOLATILE in REF.
* emit-rtl.c (set_mem_attributes_minus_bitpos): Don't kill
	previous MEM_VOLATILE in REF.
	* function.c (fixup_var_refs): Save volatile_ok and set to 1.
	* expr.c (emit_block_move_via_movstr): Save and restore volatile_ok.

From-SVN: r77718
2004-02-12 13:25:09 -05:00
Alan Modra
0f6937feff tm.texi (INIT_CUMULATIVE_ARGS): Update doco.
* doc/tm.texi (INIT_CUMULATIVE_ARGS): Update doco.
	* calls.c (expand_call): Pass n_named_args to INIT_CUMULATIVE_ARGS.
	(emit_library_call_value_1): Likewise pass nargs.
	* expr.c (block_move_libcall_safe_for_call_parm): Pass 3 here.
	* function.c (assign_parms): Pass -1 to INIT_CUMULATIVE_ARGS.
	* config/rs6000/rs6000.c (init_cumulative_args): Use n_named_args
	parameter instead of scanning TYPE_ARGS_TYPES to count args.
	* config/rs6000/rs6000-protos.h (init_cumulative_args): Update
	prototype.
	* config/rs6000/rs6000.h (INIT_CUMULATIVE_ARGS): Pass extra arg.
	(INIT_CUMULATIVE_INCOMING_ARGS): Set extra arg to 1000.
	(INIT_CUMULATIVE_LIBCALL_ARGS): Set extra arg to 0.
	* config/sh/sh.c (sh_output_mi_thunk): Pass 1 as n_named_args to
	INIT_CUMULATIVE_ARGS.
	* config/alpha/alpha.h (INIT_CUMULATIVE_ARGS): Update.
	* config/alpha/unicosmk.h, config/alpha/vms.h, config/arc/arc.h,
	config/arm/arm.h, config/avr/avr.h, config/c4x/c4x.h,
	config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.h,
	config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
	config/ia64/ia64.h, config/ip2k/ip2k.h, config/iq2000/iq2000.h,
	config/iq2000/iq2000.c, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
	config/m68k/m68k.h, config/mcore/mcore.h, config/mips/mips.h,
	config/mmix/mmix.h, config/mn10300/mn10300.h, config/ns32k/ns32k.h,
	config/pa/pa.h, config/pdp11/pdp11.h config/s390/s390.h,
	config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
	config/v850/v850.h, config/vax/vax.h, config/xtensa/xtensa.h: Likewise.

From-SVN: r77380
2004-02-06 16:48:36 +10:30
Roger Sayle
888d65b5a8 re PR target/9348 ([HP-UX] error in int to unsigned long multiplication)
PR target/9348
	* expr.c (expand_expr_real) <MULT_EXPR>:  When performing widening
	multiplies with a multiplication of the wrong signedness, its the
	signedness of the multiplication that we've performed that needs to
	be passed to expand_mult_highpart_adjust.  Avoid emitting a nop-move
	if expand_mult_highpart_adjust places the result in target.

	* gcc.c-torture/execute/multdi-1.c: New test case.

From-SVN: r77192
2004-02-03 21:31:00 +00:00
Richard Henderson
b0dccb0022 re PR target/13789 ([tree-ssa] ICE on _builtin_expect_addr)
PR target/13789
        * expr.c (store_expr): Use force_operand before emit_move_insn.

From-SVN: r77158
2004-02-02 20:37:29 -08:00
Jakub Jelinek
4e44c1ef05 re PR rtl-optimization/13424 (gcc.dg/20031202-1.c is miscompiled)
PR optimization/13424
	* expr.c (store_constructor): Revert 2003-12-03 change.

	* emit-rtl.c (change_address): Check also if MEM_ATTRS is set as
	expected before returning early.  Avoid sharing RTL if they
	need to be changed.

	* config/i386/i386.c (ix86_expand_movstr): Rework rep_mov and strmov
	handling so that memory attributes are preserved.  Don't call
	ix86_set_move_mem_attrs.
	(ix86_set_move_mem_attrs_1, ix86_set_move_mem_attrs): Removed.
	(ix86_expand_clrstr): Rename src argument to
	dst.  Rework rep_stos and strset handling so that memory attributes
	are preserved.
	(ix86_expand_strlen): Pass src argument to
	ix86_expand_strlensi_unroll_1.  Rework strlenqi_1 handling so that
	memory attributes are preserved.
	(ix86_expand_strlensi_unroll_1): Add src argument.  Use
	change_address instead of gen_rtx_MEM.
	* config/i386/i386.md (strmov, strmov_singleop, rep_mov): New
	expanders.
	(strmovdi_rex64, strmovsi, strmovsi_rex64, strmovhi, strmovhi_rex64,
	strmovqi, strmovqi_rex64): Remove.
	(rep_mov*, strmov*): Prefix insn names with *.
	(strset, strset_singleop, rep_stos): New expanders.
	(strsetdi_rex64, strsetsi, strsetsi_rex64, strsethi, strsethi_rex64,
	strsetqi, strsetqi_rex64): Remove.
	(rep_stos*, strset*): Prefix insn names with *.
	(rep_stosqi_rex64): Likewise.  Fix mode of dirflag reg from DImode
	to SImode.
	(cmpstrsi): Rework cmpstrqi_1 handling so that memory attributes
	are preserved.
	(cmpstrqi_nz_1, cmpstrqi_nz_rex_1, cmpstrqi_1, cmpstrqi_rex_1):
	Prefix insn names with *.
	(cmpstrqi_nz_1, cmpstrqi_1): New expanders.
	(strlenqi_1, strlenqi_rex_1): Prefix insn names with *.
	(strlenqi_1): New expander.
	* config/i386/i386.h (ix86_set_move_mem_attrs): Remove prototype.

From-SVN: r76852
2004-01-29 09:05:47 +01:00
Fariborz Jahanian
d3a16cbdaf re PR middle-end/13779 ([3.4 only] powerpc64: incorrect initialization of 'long long' with constant)
PR middle-end/13779
split constant correctly into register components of PARALLEL insn.
OKed by Roger Sayle.

From-SVN: r76649
2004-01-26 17:45:42 +00:00
Kazu Hirata
d9221e016b alias.c, [...]: Update copyright.
* alias.c, basic-block.h, c-common.c, c-common.h,
	c-cppbuiltin.c, c-opts.c, c-pragma.c, c-pretty-print.c,
	calls.c, cfg.c, cfgcleanup.c, cfgrtl.c, cgraph.h, collect2.c,
	combine.c, cppcharset.c, cpphash.h, cppinit.c, cpplib.c,
	cpplib.h, cppmacro.c, crtstuff.c, cselib.c, cselib.h,
	defaults.h, df.c, dominance.c, et-forest.c, expmed.c, expr.c,
	expr.h, fix-header.c, function.h, gcc.c, gcse.c, genattrtab.c,
	genautomata.c, genconditions.c, genemit.c, genflags.c,
	gengtype.c, gengtype.h, genopinit.c, genrecog.c, gensupport.c,
	ggc-zone.c, graph.c, haifa-sched.c, input.h, integrate.c,
	langhooks-def.h, langhooks.c, langhooks.h, line-map.c,
	line-map.h, local-alloc.c, optabs.c, optabs.h, postreload.c,
	ra.h, recog.c, reg-stack.c, regmove.c, reload.c, reorg.c,
	rtl.c, sched-deps.c, sched-ebb.c, sdbout.c, system.h,
	target.h, targhooks.c, toplev.h, tree-inline.c, unwind-pe.h,
	unwind.h, varray.c, varray.h: Update copyright.

From-SVN: r76302
2004-01-21 20:40:04 +00:00
Kazu Hirata
0ede749d96 defaults.h (CASE_VECTOR_PC_RELATIVE): Provide the default.
* defaults.h (CASE_VECTOR_PC_RELATIVE): Provide the default.
	* expr.c (CASE_VECTOR_PC_RELATIVE): Remove.
	* stmt.c (CASE_VECTOR_PC_RELATIVE): Likewise.

From-SVN: r76138
2004-01-19 03:08:14 +00:00
Jan Hubicka
4b589eab01 lang.c (java_estimate_num_insns_1): Fix bug in MODIFY_EXPR cost estimation.
* lang.c (java_estimate_num_insns_1): Fix bug in MODIFY_EXPR cost
	estimation.
	* c-common.c (c_estimate_num_insns_1):  Fix bug in MODIFY_EXPR
	cost estimation.
	* expr.c (MOVE_RATIO, CLEAR_RATIO): Move to ...
	* expr.h (MOVE_RATIO, CLEAR_RATIO): ... here.

From-SVN: r75821
2004-01-13 23:14:04 +00:00
Jan Hubicka
cf7cb67e97 * expr.c (expand_expr_real): More curefully expand union casts.
From-SVN: r75649
2004-01-10 20:50:53 +00:00
Mark Mitchell
0fab64a344 expr.h (expand_expr): Make it a macro, not a function.
* expr.h (expand_expr): Make it a macro, not a function.
	(expand_expr_real): New function.
	* expr.c (store_expr): Adjust logic for deciding whether or not to
	copy the value returned by expand_expr.
	(expand_expr): Rename to ...
	(expand_expr_real): ... this.  Add alt_rtl parameter.  Adjust
	calls to language hooks.
	* c-common.h (c_expand_expr): Adjust prototype.
	* c-common.c (c_expand_expr): Add alt_rtl parameter.
	* langhooks-def.h (lhd_expand_expr): Change prototype.
	* langhooks.c (lhd_expand_expr): Add all_rtl parameter.
	* langhooks.h (lang_hooks): Change type of expand_expr.
	* stmt.c (stmt_status): Add x_last_expr_alt_rtl.
	(last_expr_alt_rtl): Likewise.
	(expand_expr_stmt_value): Set last_expr_alt_rtl.
	(clear_last_expr): Clear it.
	(expand_end_stmt_expr): Set RTL_EXPR_ATL_RTL.
	(expand_end_bindings): Save and restor last_expr_alt_rtl.
	* tree.def (RTL_EXPR): Give it an additional operand.
	* tree.h (RTL_EXPR_ALT_RTL): New macro.

	* misc.c (gnat_expand_expr): Add alt_rtl parameter.

	* cp-tree.h (cxx_expand_expr): Change prototype.
	* expr.c (cxx_expand_expr): Add alt_rtl parameter.

	* java-tree.h (java_expand_expr): Change prototype.
	* expr.c (java_expand_expr): Add alt_rtl parameter.

From-SVN: r75594
2004-01-09 19:55:13 +00:00
Kazu Hirata
5d3cc25206 alias.c: Fix comment typos.
* alias.c: Fix comment typos.
	* builtins.c: Likewise.
	* cfg.c: Likewise.
	* df.c: Likewise.
	* dominance.c: Likewise.
	* dwarf2out.c: Likewise.
	* emit-rtl.c: Likewise.
	* expr.c: Likewise.
	* final.c: Likewise.
	* fold-const.c: Likewise.
	* gcse.c: Likewise.
	* genattrtab.c: Likewise.
	* genrecog.c: Likewise.
	* gensupport.c: Likewise.
	* ggc-zone.c: Likewise.
	* integrate.c: Likewise.
	* local-alloc.c: Likewise.
	* loop.c: Likewise.
	* recog.c: Likewise.
	* regmove.c: Likewise.
	* reg-stack.c: Likewise.
	* reorg.c: Likewise.
	* rtlanal.c: Likewise.
	* rtl.h: Likewise.
	* sched-ebb.c: Likewise.
	* simplify-rtx.c: Likewise.
	* toplev.c: Likewise.
	* varasm.c: Likewise.

From-SVN: r75475
2004-01-06 16:51:21 +00:00
Jan Hubicka
9b9bd3b207 * expr.c (store_constructor): Fix pasto in previous patch.
From-SVN: r75327
2004-01-02 16:13:14 +00:00
Jan Hubicka
997404de62 expmed.c (store_bit_field, [...]): Use new named patterns
* expmed.c (store_bit_field, extract_bit_field): Use new named patterns
	* expr.c (store_constructor): Use vec_init pattern.
	* genopinit.c (optabs): Initailize vec_set/vec_extract/vec_init.
	* optabs.h (optab_index): ADD OTI_vec_set/OTI_vec_extract/OTI_vec_init
	(vec_set_optab, vec_extract_optab, vec_init_optab): New.
	* i386.md (vec_setv2df, vec_extractv2df, vec_setv4sf, vec_extractv4sf):
	New patterns.
	(sse2_unpc?pd): Fix pattern.
	(sse2_movlpd): Kill.
	(sse2_movsd): Deal with movlpd too.
	* i386.c (ix86_expand_builtin): Use sse2_movsd instead of sse2_movlpd.
	(ix86_expand_vector_init): New.
	* emmintrin.h (__mm_set_pd, __mm_set_ps): Use vector extensions.
	* md.texi (vec_set, vec_extract): Document

From-SVN: r75304
2004-01-01 14:13:44 +00:00
Mark Mitchell
9c5c5f2cd1 c-common.c (c_expand_expr): Remove code to return a value different from that returned by expand_expr.
* c-common.c (c_expand_expr): Remove code to return a value
	different from that returned by expand_expr.
	* expr.c (store_expr): Use the validity of a target MEM, rather
	than checking DECL_RTL (exp), to figure out if a copy is
	required.

From-SVN: r75273
2003-12-31 18:41:28 +00:00
Kazu Hirata
020036b90e expr.c (check_max_integer_computation_mode): Remove.
* expr.c (check_max_integer_computation_mode): Remove.
	* dojump.c (do_jump): Don't use MAX_INTEGER_COMPUTATION_MODE.
	* fold-const.c (fold): Likewise.
	* system.h (MAX_INTEGER_COMPUTATION_MODE): Poison.
	* doc/tm.texi (MAX_INTEGER_COMPUTATION_MODE): Remove.

From-SVN: r74868
2003-12-20 01:40:41 +00:00
Kazu Hirata
ba228239d2 c-typeck.c: Fix comment typos.
* c-typeck.c: Fix comment typos.
	* calls.c: Likewise.
	* cfgcleanup.c: Likewise.
	* cgraph.h: Likewise.
	* dwarfout.c: Likewise.
	* emit-rtl.c: Likewise.
	* explow.c: Likewise.
	* expr.c: Likewise.
	* flow.c: Likewise.
	* function.c: Likewise.
	* gcc.c: Likewise.
	* ggc-zone.c: Likewise.
	* ifcvt.c: Likewise.
	* local-alloc.c: Likewise.
	* predict.c: Likewise.
	* pretty-print.c: Likewise.
	* profile.c: Likewise.
	* ra-colorize.c: Likewise.
	* sched-vis.c: Likewise.
	* stor-layout.c: Likewise.

From-SVN: r74594
2003-12-13 04:11:23 +00:00
Jakub Jelinek
8ecc63eb27 expr.c (store_constructor): Only set RTX_UNCHANGING_P for read-only field if cleared is 0.
* expr.c (store_constructor): Only set RTX_UNCHANGING_P for
	read-only field if cleared is 0.

	* gcc.dg/20031202-1.c: New test.

From-SVN: r74251
2003-12-03 23:40:58 +01:00
Eric Botcazou
e82407b5bb re PR middle-end/7847 (pragma pack / attribute(packed): unaligned access to packed structure)
PR middle-end/7847
	* expr.c (expand_expr) [normal_inner_ref]: When 'offset' is non-zero,
	do not recheck that 'op0' is a MEM.  Move comment.  When testing for
	unaligned objects, take also into account the alignment of 'op0' and
	'mode1' if 'op0' is a MEM.

From-SVN: r74092
2003-12-01 07:15:31 +00:00
Kazu Hirata
d91edf86b0 ChangeLog.7: Fix comment typos.
* ChangeLog.7: Fix comment typos.
	* c-common.c: Likewise.
	* c-pretty-print.c: Likewise.
	* cgraphunit.c: Likewise.
	* et-forest.h: Likewise.
	* expr.c: Likewise.
	* gcse.c: Likewise.
	* genautomata.c: Likewise.
	* genrecog.c: Likewise.
	* gensupport.c: Likewise.
	* ggc-zone.c: Likewise.
	* haifa-sched.c: Likewise.
	* ifcvt.c: Likewise.
	* loop.c: Likewise.
	* optabs.c: Likewise.
	* pretty-print.h: Likewise.
	* regrename.c: Likewise.
	* rtl.h: Likewise.
	* sched-rgn.c: Likewise.
	* target.h: Likewise.
	* value-prof.c: Likewise.
	* web.c: Likewise.

From-SVN: r73795
2003-11-21 06:52:23 +00:00
Fariborz Jahanian
531547e90e calls.c (expand_call): Allocate new temp in pass1.
2003-11-20  Fariborz Jahanian  <fjahanian@apple.com>
            David Edelsohn  <edelsohn@gnu.org>

        * calls.c (expand_call): Allocate new temp in pass1.
        (store_one_arg): If PARALLEL, calculate excess using mode size of
        rtvec elt.
        * expr.c (emit_push_insn): If PARALLEL, calculate offset using
        mode size of rtvec elt.
        * function.c (assign_parms): Use parm in register, if available.

Co-Authored-By: David Edelsohn <edelsohn@gnu.org>

From-SVN: r73775
2003-11-20 17:42:01 -05:00
Richard Henderson
beb0c2e0ca expr.c (expand_expr): Don't look through constant arrays if they don't bind locally.
* expr.c (expand_expr): Don't look through constant arrays if
        they don't bind locally.

From-SVN: r73698
2003-11-18 00:37:15 -08:00
Richard Kenner
e44846d6cc expr.c (convert_move): Use GET_MODE_PRECISION instead of bitsize when seeing if truncation or extension.
* expr.c (convert_move): Use GET_MODE_PRECISION instead of bitsize
	when seeing if truncation or extension.

From-SVN: r73689
2003-11-17 21:05:29 -05:00
Richard Sandiford
c988af2b8c Makefile.in (expr.o): Depend on $(TARGET_H).
* Makefile.in (expr.o): Depend on $(TARGET_H).
	* target.h (return_in_msb): New target hook.
	* target-def.h (TARGET_RETURN_IN_MSB): New macro.
	(TARGET_CALLS): Include it.
	* calls.c (shift_returned_value): New function.
	(expand_call): Use it.
	* expr.c: Include target.h.
	(copy_blkmode_from_reg): Check targetm.calls.return_in_msb when
	deciding what padding is needed.  Change the name of the local
	padding variable from big_endian_correction to padding_correction.
	* stmt.c (shift_return_value): New function.
	(expand_return): Use it.  Adjust memory->register copy in the same
	way as copy_blkmode_from_reg.  Only change the return register's
	mode if it was originally BLKmode.
	* doc/tm.texi (TARGET_RETURN_IN_MSB): Document.
	* config/mips/mips.c (TARGET_RETURN_IN_MSB): Define.
	(mips_fpr_return_fields): New, split out from mips_function_value.
	(mips_return_in_msb, mips_return_fpr_pair): New functions.
	(mips_function_value): Rework to use the functions above.
	* config/mips/irix6-libc-compat.c: Delete.
	* config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Undefine.

From-SVN: r73652
2003-11-16 19:10:09 +00:00
Eric Botcazou
d76bc29c91 re PR rtl-optimization/12926 (Wrong value after assignment in initialize list using bit-fields)
PR optimization/12926
	* expr.c (expand_assignment) [COMPONENT_REF]: Don't put
	the UNCHANGING_RTX_P flag on memory references to read-only
	components that are not addressable.

From-SVN: r73542
2003-11-13 09:48:36 +00:00
Roger Sayle
41ba7ed74c re PR middle-end/11968 (Array reference is incorrectly computed for POINTERS_EXTEND_UNSIGNED)
PR middle-end/11968
	* expr.c (expand_expr <MULT_EXPR>): Remove inappropriate and
	confusing comment; distributivity isn't handled in expand_expr.
	* fold-const.c (extract_muldiv_1 <PLUS_EXPR>):  Allow overflow
	in distributivity, if wrap-around semantics are specified with
	-fwrapv.

From-SVN: r73166
2003-11-01 00:59:53 +00:00
Eric Christopher
450b1728ab expr.c (convert_move): Use FLOAT_EXTEND for extensions.
2003-10-21  Eric Christopher  <echristo@redhat.com>

	* expr.c (convert_move): Use FLOAT_EXTEND for extensions.

From-SVN: r72783
2003-10-22 00:18:11 +00:00
Geoffrey Keating
a357a6d4ed expr.c (block_move_libcall_safe_for_call_parm): Clean up...
* expr.c (block_move_libcall_safe_for_call_parm): Clean up,
	and add case for machines where outgoing register parameters
	get stack space.

From-SVN: r72474
2003-10-14 15:01:44 +00:00
Roger Sayle
e3be111613 expr.c (expand_expr <PLUS_EXPR>): Let expand_operands call safe_from_p for us, once it chooses an evaluation order.
* expr.c (expand_expr <PLUS_EXPR>): Let expand_operands call
	safe_from_p for us, once it chooses an evaluation order.
	(expand_expr <MULT_EXPR>): Likewise.
	(expand_expr <MIN_EXPR> <MAX_EXPR>): Likewise.  If expand_operands
	places the second operand in "target", swap the operands.
	(do_store_flag): Let expand_operands call safe_from_p for us.

	* gcc.c-torture/execute/20031011-1.c: New testcase.

From-SVN: r72376
2003-10-11 21:00:51 +00:00
Kazu Hirata
7ef0daad61 expr.c: Follow spelling conventions.
* expr.c: Follow spelling conventions.
	* final.c: Likewise.
	* optabs.c: Likewise.
	* sched-deps.c: Likewise.
	* sdbout.c: Likewise.

From-SVN: r72361
2003-10-11 19:00:49 +00:00
Richard Kenner
7a06d606a6 stor-layout.c (compute_record_mode): Don't force BLKmode if field is zero-length BLKmode.
* stor-layout.c (compute_record_mode): Don't force BLKmode if
	field is zero-length BLKmode.
	* expr.c (expand_expr, case COMPONENT_REF): Handle case of BLKmode
	zero-size references.

From-SVN: r72311
2003-10-10 15:21:12 -04:00
Zack Weinberg
118355a03a expr.c (cmpstr_optab, [...]): New.
* expr.c (cmpstr_optab, cmpmem_optab): New.
	* genopinit.c: Initialize them.
	* optabs.h: Declare them.
	* optabs.c (init_optabs): Clear them.
	(prepare_cmp_insn):  Use cmpstr_optab and cmpmem_optab to find
	block memory compare insns, not conditional chains.  Restructure
	the fallback generation of a call to memcmp/bcmp for better
	readability.

From-SVN: r72185
2003-10-07 07:25:32 +00:00
Zack Weinberg
85363ca094 * libfuncs.h (LTI_extendsfdf2, LTI_extendsfxf2, LTI_extendsftf2)
(LTI_extenddfxf2, LTI_extenddftf2, LTI_truncdfsf2, LTI_truncxfsf2)
	(LTI_trunctfsf2, LTI_truncxfdf2, LTI_trunctfdf2, LTI_floatsisf)
	(LTI_floatdisf, LTI_floattisf, LTI_floatsidf, LTI_floatdidf)
	(LTI_floattidf, LTI_floatsixf, LTI_floatdixf, LTI_floattixf)
	(LTI_floatsitf, LTI_floatditf, LTI_floattitf, LTI_fixsfsi, LTI_fixsfdi)
	(LTI_fixsfti, LTI_fixdfsi, LTI_fixdfdi, LTI_fixdfti, LTI_fixxfsi)
	(LTI_fixxfdi, LTI_fixxfti, LTI_fixtfsi, LTI_fixtfdi, LTI_fixtfti)
	(LTI_fixunssfsi, LTI_fixunssfdi, LTI_fixunssfti, LTI_fixunsdfsi)
	(LTI_fixunsdfdi, LTI_fixunsdfti, LTI_fixunsxfsi, LTI_fixunsxfdi)
	(LTI_fixunsxfti, LTI_fixunstfsi, LTI_fixunstfdi, LTI_fixunstfti)
	(extendsfdf2_libfunc, extendsfxf2_libfunc, extendsftf2_libfunc)
	(extenddfxf2_libfunc, extenddftf2_libfunc, truncdfsf2_libfunc)
	(truncxfsf2_libfunc, trunctfsf2_libfunc, truncxfdf2_libfunc)
	(trunctfdf2_libfunc, floatsisf_libfunc, floatdisf_libfunc)
	(floattisf_libfunc, floatsidf_libfunc, floatdidf_libfunc)
	(floattidf_libfunc, floatsixf_libfunc, floatdixf_libfunc)
	(floattixf_libfunc, floatsitf_libfunc, floatditf_libfunc)
	(floattitf_libfunc, fixsfsi_libfunc, fixsfdi_libfunc, fixsfti_libfunc)
	(fixdfsi_libfunc, fixdfdi_libfunc, fixdfti_libfunc, fixxfsi_libfunc)
	(fixxfdi_libfunc, fixxfti_libfunc, fixtfsi_libfunc, fixtfdi_libfunc)
	(fixtfti_libfunc, fixunssfsi_libfunc, fixunssfdi_libfunc)
	(fixunssfti_libfunc, fixunsdfsi_libfunc, fixunsdfdi_libfunc)
	(fixunsdfti_libfunc, fixunsxfsi_libfunc, fixunsxfdi_libfunc)
	(fixunsxfti_libfunc, fixunstfsi_libfunc, fixunstfdi_libfunc)
	(fixunstfti_libfunc): Delete.
	* optabs.h (struct optab_handlers): Break out of struct optab.
	(struct convert_optab, convert_optab, enum convert_optab_index,
	convert_optab_table, sext_optab, zext_optab, trunc_optab,
	sfix_optab, ufix_optab, sfixtrunc_optab, ufixtrunc_optab,
	sfloat_optab, ufloat_optab): New.
	(set_conv_libfunc): Prototype.
	(GEN_FCN): Use C90 indirect call syntax, remove unnecessary cast.
	(trunc_optab): Renamed btrunc_optab.
	* builtins.c (expand_builtin_mathfn): Update to match.
	* optabs.c (extendtab, fixtab, fixtrunctab, floattab): Delete.
	(convert_optab_table, new_convert_optab, init_convert_optab)
	(init_interclass_conv_libfuncs, init_intraclass_conv_libfuncs)
	(set_conv_libfunc): New.
	(can_extend_p, gen_extend_insn, can_fix_p, can_float_p)
	(expand_float, expand_fix): Use new conversion optabs,
	not old insn code tables or long chains of ifs.
	(init_optabs): No need to clear old insn code tables.
	Initialize the new optabs, not the old libfunc array entries.
	Don't handle FIXUNS_TRUNC_LIKE_FIX_TRUNC here.
	* genopinit.c: Initialize conversion optabs, not the
	former insn code tables.  Remove unnecessary casts.
	Handle FIXUNS_TRUNC_LIKE_FIX_TRUNC here.
	* expr.c (convert_move): Remove redundant check that
	to_real==from_real.  Use the conversion optabs instead
	of long chains of tests of modes.  Move partial-integer-mode
	interconversion above all integer conversion.  Do not recurse
	on a value forced into a register in the original mode.

	* config/gofast.h, config/frv/frv.c, config/ia64/ia64.c
	* config/mips/mips.c, config/pa/pa.c, config/rs6000/rs6000.c
	* config/sparc/sparc.c: Use set_conv_libfunc to adjust entries
	in new conversion optabs; do not reference the old libfunc
	array entries.  No need to include libfuncs.h.

From-SVN: r72178
2003-10-07 02:23:42 +00:00
Roger Sayle
c37b68d42a expr.c (expand_expr <COND_EXPR>): Handle the void type semantics of COND_EXPR when expanding the "A op 0 ? FOO ...
* expr.c (expand_expr <COND_EXPR>): Handle the void type semantics
	of COND_EXPR when expanding the "A op 0 ? FOO : A" optimizations.

From-SVN: r72172
2003-10-06 23:11:21 +00:00
Roger Sayle
c67e6e1492 toplev.c (flag_evaluation_order): New global variable.
* toplev.c (flag_evaluation_order): New global variable.
	* flags.h (flag_evaluation_order): Prototype here.
	* expr.c (expand_operands): If we need to preserve observable
	evaluation order, protect exp1 from clobbering exp0's result.

	* java/lang.c (java_init_options): Set flag_evaluation_order.
	* java/expr.c (force_evaluation_order): Don't attempt to force
	evaluation order of binary operations using save_expr.
	* java/parse.y (java_complete_lhs): No longer need to call
	force_evaluation_order when constructing binary operators.

From-SVN: r71873
2003-09-28 04:56:35 +00:00
Richard Sandiford
5581fc9110 expr.c (emit_move_insn_1): If there is no move pattern for the original mode...
* expr.c (emit_move_insn_1): If there is no move pattern for the
	original mode, try using a pattern for the corresponding integer mode.

From-SVN: r71816
2003-09-26 06:08:48 +00:00
Richard Henderson
ddd2d57e72 c-format.c (gcc_diag_char_table): Add %J.
* c-format.c (gcc_diag_char_table): Add %J.
        (gcc_cdiag_char_table, gcc_cxxdiag_char_table): Likewise.
        (check_format_types): Fix wanted_type name lookup.
        (init_dynamic_diag_info): Setup %J.
        * diagnostic.c (text_specifies_location): Implement %J.
        * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c, calls.c,
        dwarfout.c, expr.c, function.c, stmt.c, stor-layout.c, toplev.c,
        tree-inline.c, tree-optimize.c, varasm.c, config/arm/pe.c,
        config/i386/winnt.c, config/ia64/ia64.c, config/mcore/mcore.c,
        config/v850/v850.c, objc/objc-act.c: Use %J in diagnostics.

        * tree-inline.c: Include intl.h
        (inline_forbidden_p_1): Fix i18n of inline_forbidden_reason.
        * Makefile.in (tree-inline.o): Update.
cp/
        * decl.c, decl2.c, pt.c: Use %J in diagnostics.
java/
        * check-init.c, class.c, decl.c, expr.c: Use %J in diagnostics.
testsuite/
        * gcc.dg/format/gcc_diag-1.c: Add tests for %J.

From-SVN: r71619
2003-09-20 22:07:20 -07:00
Mark Mitchell
5ae6cd0d1b re PR target/11184 ([ia64 hpux] ICE on __builtin_apply building libobjc)
PR target/11184
	* builtins.c (expand_builtin_apply): Use convert_memory_address
	before returning the value.

	* alias.c (find_base_value): Simplify use of
	convert_memory_address.
	(find_base_term): Likewise.
	* builtins.c (expand_builtin_stejmp_setup): Likewise.
	(expand_builtin_longjmp): Likewise.
	(expand_builtin_prefetch): Likewise.
	(get_memory_rtx): Likewise.
	(expand_builtin_return): Likewise.
	(expand_builtin_memcpy): Likewise.
	(expand_builtin_strncpy): Likewise.
	(expand_builtin_memset): Likewise.
	(expand_builtin_va_arg): Likewise.
	(expand_builtin_va_copy): Likewise.
	(expand_builtin_alloca): Likewise.
	* calls.c (expand_call): Likewise.
	* except.c (expand_builtin_extract_return_addr): Likewise.
	(expand_builtin_eh_return): Likewise.
	* explow.c (convert_memory_address): Define even when
	POINTER_EXTEND_UNSIGNED is not defined.  Do nothing if the address
	is already in the right mode.
	* explow.c (memory_address): Simplify use of convert_memory_address.
	(probe_stack_range): Likewise.
	* expmed.c (make_tree): Likewise.
	* expr.c (emit_block_move_in_libcall): Likewise.
	(expand_assignment): Likewise.
	(expand_expr): Likewise.
	* function.c (assign_parms): Likewise.
	(expand_function_end): Likewise.
	* integrate.c (copy_rtx_and_substitute): Likewise.
	* stmt.c (expand_computed_goto): Likewise.

	PR target/11184
	* gcc.dg/builtin-apply1.c: New test.

From-SVN: r71539
2003-09-18 20:43:13 +00:00
Roger Sayle
96123432ff tree.def (FFS_EXPR, [...]): Delete unused tree codes.
* tree.def (FFS_EXPR, CLZ_EXPR, CTZ_EXPR, POPCOUNT_EXPR,
	PARITY_EXPR): Delete unused tree codes.
	* c-common.c (c_common_truthvalue_conversion): Delete references
	to FFS_EXPR and POPCOUNT_EXPR.
	* c-pretty-print.c (pp_c_postfix_expression): Remove FFS_EXPR.
	(pp_c_expression): Likewise.
	* expr.c (expand_expr): Delete RTL expansion of FFS_EXPR, CLZ_EXPR,
	CTZ_EXPR, POPCOUNT_EXPR and PARITY_EXPR.
	* fold-const.c (tree_expr_nonnegative_p): Remove FFS_EXPR, CLZ_EXPR,
	CTZ_EXPR, POPCOUNT_EXPR and PARITY_EXPR.  Add support for calls to
	BUILT_IN_FFS, BUILT_IN_PARITY and BUILT_IN_POPCOUNT and their long
	and long long variants.

	* cp/lex.c (init_operators): Remove operator_name_info for FFS_EXPR.
	* cp/class.c (instantiate_type): Remove FFS_EXPR case.

	* f/com.c (ffecom_overlap_): Remove FFS_EXPR case.
	(ffecom_tree_canonize_ref_): Likewise.
	(ffe_truthvalue_conversion): Likewise.

	* java/expr.c (java_truthvalue_conversion): Remove FFS_EXPR case.
	* java/check-init.c (check_init): Likewise.

From-SVN: r71525
2003-09-18 15:06:02 +00:00
Jason Merrill
72954a4f44 c-common.c (handle_warn_unused_result_attribute): New function.
* c-common.c (handle_warn_unused_result_attribute): New function.
	(c_common_attribute_table): Add warn_unused_result.
	(c_expand_expr): Issue warning when result of inlined function
	with warn_unused_result attribute is ignored.
	* calls.c (expand_call): Issue warning when result of function
	with warn_unused_result attribute is ignored.
	* c-common.h (STMT_EXPR_WARN_UNUSED_RESULT): Define.
	* expr.c (expr_wfl_stack): Define.
	(expand_expr) <case EXPR_WITH_FILE_LOCATION>: If ignore,
	pass const0_rtx as target.  Chain locations into expr_wfl_stack.
	* tree-inline.c (expand_call_inline): Set STMT_EXPR_WARN_UNUSED_RESULT
	bit if inlined function has warn_unused_result attribute.
	* input.h (expr_wfl_stack): Declare.
	* doc/extend.texi: Document warn_unused_result attribute.

	* gcc.dg/attr-warn-unused-result.c: New test.

Co-Authored-By: Jakub Jelinek <jakub@redhat.com>

From-SVN: r71424
2003-09-16 09:58:27 +02:00
Roger Sayle
eb698c5883 expr.c (expand_operands): New function to expand an operand pair.
* expr.c (expand_operands): New function to expand an operand pair.
	(expand_expr): Call expand_operands whenever we need to expand both
	operands of a binary operator.
	(do_store_flag): Likewise for operands of comparison operations.

From-SVN: r71179
2003-09-07 20:34:13 +00:00
DJ Delorie
61f71b3447 targhooks.c: New file.
* targhooks.c: New file.
	* targhooks.h: New file.
	* Makefile.in: Add targhooks.o support.
	(function.o): Depend on$(TARGET_H).
	(stmt.o): Likewise.
	(combine.o): Depend on $(TREE_H) and $(TARGET_H).
	* builtins.c (apply_args_size, expand_builtin_apply_args_1,
	expand_builtin_apply): Convert to calls.struct_value_rtx hook.
	(expand_builtin_saveregs): Convert to
	calls.expand_builtin_saveregs hook.
	* c-decl.c (start_decl): Handle new calls.promote_prototypes hook
	here, instead of ...
	(get_parm_info) ... here.
	(store_parm_decls_oldstyle): Convert to calls.promote_prototypes
	hook.
	(finish_function): Handle calls.promote_prototypes hook here too.
	* c-typeck.c (convert_arguments): Convert to
	calls.promote_prototypes hook.
	(c_convert_parm_for_inlining): Likewise.
	* calls.c (initialize_argument_information): Convert to
	calls.promote_function_args hook.
	(expand_call): Convert to calls.struct_value_rtx,
	calls.strict_argument_naming,
	calls.pretend_outgoing_varargs_named, and
	calls.promote_function_return hooks.  Pass fndecl to
	aggregate_value_p.  Initialize CUMULATIVE_ARGS before calling
	hooks, so they can use that.
	(emit_library_call_value_1): Likewise.
	* combine.c (setup_incoming_promotions): Convert to
	calls.promote_function_args hook.
	* emit-rtl.c: Convert to calls.struct_value_rtx hook.
	* expr.c (expand_assignment): Pass call to aggregate_value_p.
	(expand_expr): Likewise.
	* expr.h: Remove support for SETUP_INCOMING_VARARGS,
	STRICT_ARGUMENT_NAMING, PRETEND_OUTGOING_VARARGS_NAMED,
	RETURN_IN_MEMORY macro defaults.
	* final.c (profile_function): Convert to calls.struct_value_rtx
	hook.
	* function.c (aggregate_value_p): Accept function type tree as
	second parameter; try to deduce fntype from it.  Convert to
	calls.return_in_memory hook.
	(assign_parms): Convert to calls.setup_incoming_varargs,
	calls.strict_argument_naming, calls.promote_function_args,
	calls.pretend_outgoing_varargs_named hooks.  Pass fndecl to
	aggregate_value_p.
	(expand_function_start): Likewise.  Convert to
	calls.struct_value_rtx hook.
	(expand_function_end): Convert to calls.promote_function_return hook.
	(allocate_struct_function): Pass fndecl to aggregate_value_p.
	* hard-reg-set.h: Update comments to new hook names.
	* integrate.c (expand_inline_function): Pass fndecl to aggregate_value_p.
	* reg-stack.c (stack_result): Likewise.
	* rtl.h (struct_value_rtx, struct_value_incoming_rtx): Delete.
	* stmt.c (expand_value_return): Convert to
	calls.promote_function_return hook.
	* target-def.h: Add TARGET_PROMOTE_FUNCTION_ARGS,
	TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
	TARGET_STRUCT_VALUE_RTX, TARGET_RETURN_IN_MEMORY,
	TARGET_EXPAND_BUILTIN_SAVEREGS, TARGET_SETUP_INCOMING_VARARGS,
	TARGET_STRICT_ARGUMENT_NAMING,
	TARGET_PRETEND_OUTGOING_VARARGS_NAMED, and TARGET_CALLS.
	* target.h: Likewise.
	* tree.h (aggregate_value_p): Also takes a tree to deduce function
	attributes from (for target hooks).
	* doc/tm.texi (PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN,
	PROMOTE_PROTOTYPES, RETURN_IN_MEMORY, STRUCT_VALUE_REGNUM,
	STRUCT_VALUE, STRUCT_VALUE_INCOMING_REGNUM, STRUCT_VALUE_INCOMING,
	EXPAND_BUILTIN_SAVEREGS, SETUP_INCOMING_VARARGS,
	STRICT_ARGUMENT_NAMING, PRETEND_OUTGOING_VARARGS_NAMED): Convert
	to hooks.

	* config/alpha/alpha.c (alpha_output_mi_thunk_osf): Pass function
	to aggregate_value_p.
	* config/arm/arm.c (arm_init_cumulative_args,
	arm_output_mi_thunk): Likewise.
	* config/i386/i386.c (ix86_return_pops_args, x86_this_parameter):
	Likewise.
	* config/mips/mips.c (mips_save_reg_p, mips_expand_prologue,
	mips_can_use_return_insn): Likewise.
	* config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
	* config/s390/s390.c (s390_output_mi_thunk): Likewise.
	* config/sparc/sparc.c (sparc_output_mi_thunk): Pass function to
	aggregate_value_p.
	* config/story16/stormy16.c (xstormy16_asm_output_mi_thunk): Pass
	function to aggregate_value_p.
	* objc/objc-act.c (generate_struct_by_value_array): Pass NULL to
	aggregate_value_p.

	* config/sh/sh-protos.h (sh_builtin_saveregs): Remove.
	(sh_attr_renesas_p, sh_cfun_attr_renesas_p, sh_function_arg,
	sh_function_arg_advance, sh_pass_in_reg_p): New.  * config/sh/sh.c
	(sh_handle_renesas_attribute, sh_promote_prototypes,
	sh_struct_value_rtx, sh_return_in_memory, sh_builtin_saveregs,
	sh_setup_incoming_varargs, sh_strict_argument_naming,
	sh_pretend_outgoing_varargs_named): New decls.
	(targetm): Add new hooks.
	(calc_live_regs): Save MACL and MACH if the function has the
	renesas attribute.
	(sh_expand_prologue): Support renesas attribute.
	(sh_builtin_saveregs): Make static.
	(sh_build_va_list): Support renesas attribute.
	(sh_va_start): Likewise.
	(sh_va_arg): Likewise.
	(sh_promote_prototypes): New.
	(sh_function_arg): New, moved from sh.h.  Support renesas
	attribute.
	(sh_function_arg_advance): Likewise.
	(sh_return_in_memory): Likewise.
	(sh_strict_argument_naming): Likewise.
	(sh_pretend_outgoing_varargs_named): Likewise.
	(sh_struct_value_rtx): New.
	(sh_attribute): Add renesas attribute.
	(sh_handle_renesas_attribute): New.
	(sh_attr_renesas_p, sh_cfun_attr_renesas_p): New.
	(sh_ms_bitfield_layout_p): Support renesas attribute also.
	(sh_output_mi_thunk): Pass function to aggregate_value_p.  *
	config/sh/sh.h (TARGET_SWITCHES): Add -mrenesas as an alias for
	-mhitachi.
	(STRUCT_VALUE_REGNUM, STRUCT_VALUE, RETURN_IN_MEMORY): Moved to
	target hooks.
	(sh_args): Add renesas_abi flag.
	(INIT_CUMULATIVE_ARGS): Set it.  Pass fndecl to aggregate_value_p.
	(FUNCTION_ARG_ADVANCE, FUNCTION_ARG): Move to sh.c.
	(PASS_IN_REG_P): Support renesas attribute.  Pass DF and TF on the
	stack for the renesas abi.
	(STRICT_ARGUMENT_NAMING, PRETEND_OUTGOING_VARARGS_NAMED,
	SETUP_INCOMING_VARARGS, EXPAND_BUILTIN_SAVEREGS,
	PROMOTE_PROTOTYPES): Moved to sh.c.  * config/sh/sh.md (call): Set
	call cookie to indicate renesas calls.

	* decl.c (finish_function): Pass fndecl to aggregate_value_p.

	* misc.c (default_pass_by_ref): Convert to calls.return_in_memory
	hook.

From-SVN: r71048
2003-09-03 23:18:05 -04:00
Roger Sayle
f0e9957ac9 expr.c (expand_expr): The code following both_summands performs the same task as simplify_gen_binary.
* expr.c (expand_expr): The code following both_summands performs
	the same task as simplify_gen_binary.  Replace all gotos to
	both_summands with a call to simplify_gen_binary and delete the
	now unused label.

From-SVN: r71006
2003-09-02 23:03:45 +00:00
Richard Henderson
3a70d62185 function.c (allocate_struct_function): New, split out of ...
* function.c (allocate_struct_function): New, split out of ...
        (prepare_function_start, init_function_start): ... here.
        * expr.c (init_expr): Use ggc_alloc_cleared.
        * stmt.c (init_stmt_for_function): Likewise.
        * tree.h (allocate_struct_function): Declare.

From-SVN: r70929
2003-08-29 15:25:19 -07:00
Nathan Sidwell
20b506726b builtins.c (build_function_call_expr): Don't set TREE_SIDE_EFFECTS here.
* builtins.c (build_function_call_expr): Don't set
	TREE_SIDE_EFFECTS here.
	* expr.c (emit_block_move_via_libcall): Likewise.
	(clear_storage_via_libcall): Likewise.
	* tree.c (build): Set TREE_SIDE_EFFECTS for non-const, non-pure
	CALL_EXPRs.
cp:
	* call.c (build_call): Don't set TREE_SIDE_EFFECTS here.
	(build_new_method_call): Add goto finish.
	* semantics.c (simplify_aggr_init_exprs_r): Don't set
	TREE_SIDE_EFFECTS on a call.
testsuite:
	* c++.dg/warn/noeffect3.C: New test.

From-SVN: r70802
2003-08-26 08:51:35 +00:00
Jan Hubicka
ebe75517d4 re PR c/11369 (too relaxed checking with -Wstrict-prototypes)
PR target/11369
	* i386.c (ix86_expand_carry_flag_compare): Validate operand.

	PR target/11031
	* i386.c (const_0_to_3_operand, const_0_to_7_operand,
	const_0_to_15_operand, const_0_to_255_operand): New predicates.
	* i386.h (PREDICATE_CODES): Add these.
	* i386.c (pinsrw and pextrw patterns): Use them.

	PR target/10984
	* i386.c (ix86_expand_binop_builtin): Behave sanely for VOIDmodes.

	PR target/8869
	* expr.c (convert_modes): Deal properly with integer to vector
	constant conversion.

	PR target/8871
	* i386.md (zero_extendsidi2*): Add MMX and SSE alternatives.

From-SVN: r70751
2003-08-23 21:18:58 +00:00
Kazu Hirata
a98ebe2e37 builtins.c: Fix comment typos.
* builtins.c: Fix comment typos.
	* c-common.c: Likewise.
	* c-decl.c: Likewise.
	* c-pretty-print.c: Likewise.
	* cfgbuild.c: Likewise.
	* cfglayout.c: Likewise.
	* cfgloopanal.c: Likewise.
	* cgraphunit.c: Likewise.
	* cppfiles.c: Likewise.
	* dwarfout.c: Likewise.
	* expr.c: Likewise.
	* fold-const.c: Likewise.
	* gcse.c: Likewise.
	* ggc-page.c: Likewise.
	* haifa-sched.c: Likewise.
	* pretty-print.c: Likewise.
	* tree.c: Likewise.
	* tree.h: Likewise.
	* value-prof.c: Likewise.

From-SVN: r70583
2003-08-19 23:22:00 +00:00
Roger Sayle
11017cc737 expr.c (expand_expr): If an ABS_EXPR has a complex type, abort.
* expr.c (expand_expr): If an ABS_EXPR has a complex type, abort.
	* c-typeck.c (build_unary_op): COMPLEX_TYPE is not a valid
	typecode for an ABS_EXPR.

	* doc/c-tree.texi: Document ABS_EXPR.

From-SVN: r70349
2003-08-12 01:45:23 +00:00
Jason Merrill
4020919528 Makefile.in (bubblestrap): Don't require a previous full bootstrap.
* Makefile.in (bubblestrap): Don't require a previous full
        bootstrap.

        * expr.c (mostly_zeros_p): No longer static.
        * tree.h: Declare it.
        * stmt.c (resolve_asm_operand_names): Don't copy the pattern
        unless we need to do substitutions.

From-SVN: r70031
2003-07-31 20:37:40 -04:00
Gabriel Dos Reis
b6fe0bb8c5 Remove pedwarn_with_decl, warning_with_decl and error_with_decl from GCC.
Remove pedwarn_with_decl, warning_with_decl and error_with_decl
        from GCC.
        * calls.c (try_to_integrate): Don't use xxx_with_decl.
        (expand_call): Likewise.
        * dwarfout.c (output_reg_number): Likewise.
        * expr.c (expand_expr): Likewise.
        * function.c (assign_temp): Likewise.
        (uninitialized_vars_warning): Likewise.
        (setjmp_args_warning): Likewise.
        (expand_function_end): Likewise.
        * stmt.c (fixup_gotos): Likewise.
        (warn_about_unused_variables): Likewise.
        (expand_end_bindings): Likewise.
        * stor-layout.c (layout_decl): Likewise.
        (place_field): Likewise.
        * toplev.c (check_global_declarations): Likewise.
        (rest_of_handle_inlining): Likewise.
        (default_tree_printer): New function.
        (general_init): Initialize diagnostic machinery before routing
        signals to the ICE machinery.  Set default tree printer.
        * toplev.h (pedwarn_with_decl): Remove declaration.
        (warning_with_decl): Likewise.
        (error_with_decl): Likewise.
        (pedwarn): Remove attribute for the time being.
        * tree-inline.c (expand_call_inline): Don't use xxx_with_decl.
        * varasm.c (named_section): Likewise.
        (make_decl_rtl): Likewise.
        (assemble_variable): Likewise.
        (merge_weak): Likewise.
        (declare_weak): Likewise.

        * diagnostic.h: Move non-diagnostic stuff into pretty-print.h.
        * diagnostic.c: Move non-diagnostic stuff into pretty-print.c.
        (format_with_decl): Remove.
        (diagnostic_for_decl): Likewise.
        (pedwarn_with_decl): Likewise.
        (warning_with_decl): Likewise.
        (error_with_decl): Likewise.
        (diagnostic_initialize): Adjust.
        (diagnostic_count_diagnostic): Likewise.
        (announce_function): Likewise.
        (lhd_print_error_function): Likewise.
        (diagnostic_report_current_module): Likewise.
        (default_diagnostic_starter): Likewise.
        (diagnostic_report_diagnostic): Likewise.
        (default_diagnostic_finalizer): Likewise.
        (verbatim): Likewise.
        (error): Likewise.
        (warning): Likewise.
        * opts.c (common_handle_option): Likewise.
        * pretty-print.c: New file.
        * c-pretty-print.h (pp_base): Override.
        * c-pretty-print.c: Adjust use of macros throughout.
        (pp_buffer): New macro.
        (pp_newline): Likewise.
        * c-objc-common.c (c_tree_printer): Adjust prototype. Tidy.
        * Makefile.in (DIAGNOSTIC_H): New variable.
        (c-errors.o): Use it.
        (c-objc-common.o): Likewise.
        (c-common.o): Likewise.
        (c-opts.o): Likewise.
        (c-format.o): Likewise.
        (diagnostic.o): Likewise.
        (opts.o): Likewise.
        (toplev.o): Likewise.
        (rtl-error.o): Likewise.
        (dwarf2out.o): Likewise.
        (jump.o): Likewise.
        (pretty-print.o): New rule.

cp/
        * Make-lang.in (cp/error.o): Depend on DIAGNOSTIC_H.
        * error.c: Use the new pretty-printer fraamework.

From-SVN: r69773
2003-07-25 09:52:32 +00:00
Kaveh R. Ghazi
703ad42b4b alias.c [...]: Remove unnecessary casts.
* alias.c alloc-pool.c bitmap.c bitmap.h bt-load.c builtins.c
	c-common.c c-decl.c c-incpath.c c-lex.c c-opts.c c-parse.in
	c-pragma.c c-typeck.c calls.c cfg.c cfganal.c cfgloop.c cfgrtl.c
	collect2.c combine.c conflict.c coverage.c cppexp.c cppfiles.c
	cpphash.c cppinit.c cpplex.c cpplib.c cppmacro.c cppspec.c
	cpptrad.c cse.c cselib.c dbxout.c defaults.h df.c dominance.c
	dwarf2out.c dwarfout.c emit-rtl.c except.c expmed.c expr.c final.c
	fix-header.c flow.c fold-const.c function.c gcc.c gccspec.c gcov.c
	gcse.c genattr.c genattrtab.c genautomata.c genconditions.c
	genemit.c genextract.c genoutput.c genrecog.c gensupport.c
	ggc-page.c ggc-simple.c global.c graph.c haifa-sched.c hashtable.c
	integrate.c jump.c langhooks.c lcm.c line-map.c local-alloc.c
	loop.c mips-tdump.c mips-tfile.c mkdeps.c optabs.c params.c
	postreload.c prefix.c print-tree.c protoize.c ra-build.c
	ra-colorize.c ra-rewrite.c ra.c recog.c reg-stack.c regclass.c
	regmove.c regrename.c reload.c reload1.c reorg.c resource.c
	sbitmap.c sched-deps.c sched-rgn.c sched-vis.c sdbout.c
	simplify-rtx.c ssa-ccp.c ssa.c stmt.c stor-layout.c timevar.c
	tlink.c toplev.c tree-dump.c tree.c unroll.c unwind-dw2-fde.c
	varasm.c varray.c vmsdbgout.c xcoffout.c: Remove unnecessary
	casts.

From-SVN: r69587
2003-07-19 14:47:15 +00:00
Steven Bosscher
d944c82dce c-common.c (c_estimate_num_insns_1): Don't handle METHOD_CALL_EXPR.
2003-07-17  Steven Bosscher  <steven@gcc.gnu.org>

	* c-common.c (c_estimate_num_insns_1): Don't handle
	METHOD_CALL_EXPR.
	* expr.c (safe_from_p): Likewise.
	* gengtype.c (adjust_field_tree_exp): Likewise.
	* stmt.c (warn_if_unused_value): Likewise
	* tree.c (first_rtl_op): Likewise.
	* tree.def: Don't define METHOD_CALL_EXPR.
	* java/lang.c (java_estimate_num_insns_1): Don't handle
	METHOD_CALL_EXPR.

From-SVN: r69511
2003-07-17 13:25:21 +00:00
Jakub Jelinek
6972c506d4 expr.c (emit_block_move): Don't move anything if size is const 0.
* expr.c (emit_block_move): Don't move anything if size is const 0.
	(clear_storage): Test against const0_rtx instead of comparing INTVAL
	against 0.

From-SVN: r69441
2003-07-16 13:07:54 +02:00
Kazu Hirata
b90f141a9d expr.c (expand_assignment): Remove an unused argument SUGGEST_REG.
* expr.c (expand_assignment): Remove an unused argument
	SUGGEST_REG.
	* expr.h: Update the prototype.
	* function.c: Update the callers.
	* stmt.c: Likewise.

From-SVN: r69379
2003-07-15 05:31:44 +00:00
Alan Modra
6e98504002 tm.texi (BLOCK_REG_PADDING): Describe.
* doc/tm.texi (BLOCK_REG_PADDING): Describe.
	* expr.h (struct locate_and_pad_arg_data): Add where_pad.
	(emit_group_load, emit_group_store): Adjust declarations.
	Remove most occurrences of #ifdef TREE_CODE.
	* expr.c (emit_group_load): Add "type" param, and use
	BLOCK_REG_PADDING to determine need for a shift.  Optimize non-
	aligned accesses if !SLOW_UNALIGNED_ACCESS.
	(emit_group_store): Likewise.
	(emit_push_insn, expand_assignment, store_expr, expand_expr): Adjust
	emit_group_load and emit_group_store calls.
	* calls.c (store_unaligned_arguments_into_pseudos): Tidy.  Use
	BLOCK_REG_PADDING to determine whether we need endian_correction.
	(load_register_parameters): Localize vars.  Handle shifting of
	small values to the correct end of regs.  Adjust emit_group_load
	call.
	(expand_call, emit_library_call_value_1): Adjust emit_group_load
	and emit_group_store calls.
	* function.c (assign_parms): Set mem alignment for stack slots.
	Adjust emit_group_store call.  Store values at the "wrong" end
	of regs to the stack.  Use BLOCK_REG_PADDING.
	(locate_and_pad_parm): Save where_pad.
	(expand_function_end): Adjust emit_group_load call.
	* stmt.c (expand_value_return): Adjust emit_group_load call.
	* Makefile.in (calls.o): Depend on $(OPTABS_H).
	* config/rs6000/linux64.h (TARGET_LITTLE_ENDIAN): Redefine as 0.
	(AGGREGATE_PADDING_FIXED, AGGREGATES_PAD_UPWARD_ALWAYS): Define.
	(MUST_PASS_IN_STACK): Define.
	(BLOCK_REG_PADDING): Define.
	* config/rs6000/rs6000.h (struct rs6000_args): Remove orig_nargs.
	(PAD_VARARGS_DOWN): Define in terms of FUNCTION_ARG_PADDING.
	* config/rs6000/rs6000.c (init_cumulative_args): Don't set orig_nargs.
	(function_arg_padding): !AGGREGATE_PADDING_FIXED compatibility code.
	Act on AGGREGATES_PAD_UPWARD_ALWAYS.

From-SVN: r69318
2003-07-14 14:47:18 +09:30
Richard Kenner
8d2e5f7279 expr.c (expand_expr, [...]): If reg...
* expr.c (expand_expr, case COMPONENT_REF): If reg, copy OP0 to MEM
	both if OFFSET specified and if result BLKmode for ARRAY_RANGE_REF.

From-SVN: r69308
2003-07-13 19:21:23 -04:00
Geoffrey Keating
436bcda146 expr.c (MOVE_MAX_PIECES): Move from here...
* expr.c (MOVE_MAX_PIECES): Move from here...
	* defaults.h (MOVE_MAX_PIECES): ... to here.

From-SVN: r69118
2003-07-09 00:58:58 +00:00
Roger Sayle
2c430630da re PR rtl-optimization/11059 (empty union optimization ice)
PR optimization/11059
	* expr.c (can_store_by_pieces): Return true if length is zero.
	(store_by_pieces): If length is zero and endp is two, abort,
	othwerise, if length is zero and endp is not two, return "to".
	(clear_by_pieces): Do nothing if length is zero.
	(clear_storage): Do nothing if length is zero.
	(store_constructor): Simplify code when size is zero, or the
	target has already been cleared.  This avoids emitting a
	blockage instruction when initializing empty structures.

	* g++.dg/opt/emptyunion.C: New testcase.

From-SVN: r69049
2003-07-07 18:54:28 +00:00
Nathan Sidwell
0cea056ba1 rtl.h (emit_line_note): Take a location_t.
* rtl.h (emit_line_note): Take a location_t.
	(emit_line_note_force): Remove.
	(set_file_and_line_for_statement): Take a location_t.
	* tree.g (emit_line_note): Take a location_t.
	* emit-rtl.c (emit_line_note): Take a location_t.
	(emit_line_note_force): Remove.
	* function.c (init_function_start): Adjust emit_line_note call.
	(expand_function_end): Use force_next_line_note, not
	emit_line_note_force.
	* c-parse.in (maybe_type_qual): Adjust emit_line_note calls.
	* c-semantics.c (genrtl_do_pushlevel, genrtl_goto_stmt,
	genrtl_expr_stmt_value, genrtl_decl_stmt, genrtl_if_stmt,
	genrtl_while_stmt, genrtl_do_stmt_1, genrtl_return_stmt,
	genrtl_for_stmt, genrtl_break_stmt, genrtl_continue_stmt,
	genrtl_continue_stmt, genrtl_switch_stmt,
	genrtl_asm_stmt): Likewise.
	* expr.c (expand_expr): Likewise.
	* integrate.c (expand_inline_function): Likewise.
	* stmt.c (set_file_and_line_for_stmt): Take a location_t.
	(expand_decl_init): Adjust emit_line_note call.

	* ada/trans.c (build_unit_elab, set_lineno): Adjust emit_line_note
	calls.

	* cp/semantics.c: (genrtl_try_block) Adjust emit_line_note
	calls.

	* f/com.c (bison_rule_pushlevel_, bison_rule_compstmt_): Adjust
	emit_line_note calls.
	* f/ste.c (ffeste_emit_line_note_): Likewise.

	* java/expr.c (expand_byte_code):

	* treelang/treetree.c (tree_code_if_start, tree_code_if_else,
	tree_code_if_end, tree_code_create_function_initial,
	tree_code_create_function_wrapup, tree_code_generate_return,
	tree_code_output_expression_statement): Adjust emit_line_note
	calls.

From-SVN: r69047
2003-07-07 17:57:30 +00:00
Kazu Hirata
4d6922ee32 bt-load.c: Fix comment typos.
* bt-load.c: Fix comment typos.
	* c-incpath.c: Likewise.
	* cfg.c: Likewise.
	* cfgcleanup.c: Likewise.
	* cfgloop.h: Likewise.
	* cfgloopmanip.c: Likewise.
	* cfgrtl.c: Likewise.
	* diagnostic.h: Likewise.
	* dwarfout.c: Likewise.
	* emit-rtl.c: Likewise.
	* et-forest.c: Likewise.
	* et-forest.h: Likewise.
	* expr.c: Likewise.
	* gcse.c: Likewise.
	* genattr.c: Likewise.
	* jump.c: Likewise.
	* langhooks.h: Likewise.
	* local-alloc.c: Likewise.
	* loop-unroll.c: Likewise.
	* loop-unswitch.c: Likewise.
	* ra-build.c: Likewise.
	* regclass.c: Likewise.
	* regmove.c: Likewise.
	* rtl.def: Likewise.
	* rtlanal.c: Likewise.
	* sched-ebb.c: Likewise.
	* sched-rgn.c: Likewise.
	* simplify-rtx.c: Likewise.
	* ssa.c: Likewise.
	* tracer.c: Likewise.
	* tree.c: Likewise.

From-SVN: r68975
2003-07-05 15:17:36 +00:00
Richard Kenner
a8f3bf5271 expr.c (expand_expr, [...]): When seeing if should use bitfield operations...
* expr.c (expand_expr, case COMPONENT_REF): When seeing if should use
	bitfield operations, use STRICT_ALIGNMENT, not SLOW_UNALIGNED_ACCESS
	if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.

From-SVN: r68968
2003-07-05 07:51:54 -04:00
Jeff Law
60cd4daea2 expr.c (do_store_flag): Pass in the correct result type when calling fold_single_bit_test.
* expr.c (do_store_flag): Pass in the correct result type
        when calling fold_single_bit_test.
        * fold-const.c (fold_single_bit_test): Use result_type for the
        result when folding a sign bit test.

From-SVN: r68940
2003-07-04 16:00:19 -06:00
Jeff Law
7960bf2230 expr.c (do_store_flag): Remove special case folding for single bit tests.
* expr.c (do_store_flag): Remove special case folding for
	single bit tests.  Instead call back into the commonized folder
	routine.
	* fold-const.c (fold_single_bit_test): New function, mostly
	extracted from do_store_flag, with an additional case extracted
	from fold.
	(fold): Call fold_single_bit_test appropriately.
	* tree.h (fold_single_bit_test): Prototype.

From-SVN: r68867
2003-07-02 23:42:57 -06:00
Eric Botcazou
1a8c4ca62d re PR rtl-optimization/11210 (optimizer drops conditional with typecast from signed to unsigned char)
PR optimization/11210
	* expr.c (handled_component_p) [NOP_EXPR]: Add ??? note
	about the behaviour with regard to bitfields.
	* fold-const (decode_field_reference): Record outermost type in
	case the expression is a NOP. Strip all NOPs. Set the signedness
	to that of the outermost type (if any) when the bitsize is equal
	to the size of the type.

From-SVN: r68823
2003-07-02 07:41:07 +00:00
Ulrich Weigand
342e2b749d * expr.c (clear_by_pieces): Fix prototype.
From-SVN: r68676
2003-06-29 17:47:37 +00:00
Andreas Jaeger
502b832280 except.c: Convert prototypes to ISO C90.
* except.c: Convert prototypes to ISO C90.
	* except.h: Likewise.
	* emit-rtl.c: Likewise.
	* et-forest.c: Likewise.
	* et-forest.h: Likewise.
	* except.c: Likewise.
	* explow.c: Likewise.
	* expmed.c: Likewise.
	* expr.c: Likewise.
	* expr.h: Likewise.

From-SVN: r68674
2003-06-29 18:21:58 +02:00
Kazu Hirata
329d586fe5 expr.c (emit_single_push_insn): If padding is needed downward...
* expr.c (emit_single_push_insn): If padding is needed
	downward, adjust the stack pointer first, and then store the
	data into the stack location using an offset.

From-SVN: r68670
2003-06-29 13:40:24 +00:00
Nathan Sidwell
2e04021970 rtl.h (emit_note): Remove FILE parameter.
* rtl.h (emit_note): Remove FILE parameter.
	* emit-rtl.c (emit_line_note): Adjust emit_note call.
	(emit_note): Remove FILE parameter. Adjust.
	* builtins.c (expand_builtin_expect): Adjust emit_note call.
	* c-semantics.c (genrtl_scope_stmt): Likewise.
	(expand_stmt): Likewise.
	* cfglayout.c (reemit_insn_block_notes): Likewise.
	(duplicate_insn_chain): Likewise.
	* except.c (expand_eh_region_start, expand_eh_region_end,
	sjlj_emit_function_enter): Likewise.
	* explow.c (probe_stack_range): Likewise.
	* expr.c (emit_block_move_via_loop): Likewise.
	* function.c (init_function_start, expand_function_start,
	expand_function_end, thread_prologue_and_epilogue_insns): Likewise.
	* integrate.c (expand_inline_function, copy_insn_list): Likewise.
	* reg-stack.c (compensate_edge): Likewise.
	* reload1.c (reload): Likewise.
	* rtlanal.c (hoist_insn_to_edge): Likewise.
	* stmt.c (expand_fixup, expand_start_loop, expand_start_null_loop,
	expand_loop_continue_here, expand_end_loop, expand_continue_loop,
	expand_exit_loop_top_cond, expand_value_return,
	expand_start_bindings_and_block, expand_end_bindings,
	expand_decl_cleanup, expand_start_case): Likewise.
	* unroll.c (copy_loop_body
	* config/alpha/alpha.c (alpha_output_mi_thunk_osf): Likewise.
	* config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
	* config/rs6000/rs6000.c (rs6000_emit_eh_toc_restore,
	rs6000_emit_allocate_stack, rs6000_output_function_prologue,
	rs6000_output_function_epilogue, rs6000_output_mi_thunk): Likewise.
	* config/sh/sh.c (sh_output_mi_thunk): Likewise.
	* config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.

	* ada/misc.c (record_code_position): Likewise.

From-SVN: r68561
2003-06-27 09:49:44 +00:00
Kazu Hirata
71c0e7fc96 basic-block.h: Fix comment formatting.
* basic-block.h: Fix comment formatting.
	* bt-load.c: Likewise.
	* builtins.c: Likewise.
	* c-common.c: Likewise.
	* c-common.h: Likewise.
	* c-format.c: Likewise.
	* coverage.c: Likewise.
	* cpplib.h: Likewise.
	* cpppch.c: Likewise.
	* dbxout.c: Likewise.
	* diagnostic.c: Likewise.
	* dwarf2out.c: Likewise.
	* expr.c: Likewise.
	* fold-const.c: Likewise.
	* function.c: Likewise.
	* gcc.c: Likewise.
	* gcov-io.c: Likewise.
	* gcov-io.h: Likewise.
	* gcov.c: Likewise.
	* profile.c: Likewise.
	* real.h: Likewise.
	* sched-deps.c: Likewise.

From-SVN: r68369
2003-06-23 15:27:37 +00:00
Kazu Hirata
0e9cbd11b4 * expr.c (emit_move_insn_1): Fix a comment typo.
From-SVN: r68341
2003-06-22 16:40:45 +00:00
Aldy Hernandez
5f6c070d3d expr.c (const_vector_from_tree): Initialize remaining elements to 0.
2003-06-19  Aldy Hernandez  <aldyh@redhat.com>

	* expr.c (const_vector_from_tree): Initialize remaining elements
	to 0.

From-SVN: r68210
2003-06-19 17:29:29 +00:00
Kaveh R. Ghazi
fad205ffba decl.c, [...]: Don't use the PTR macro.
cp:
	* cp/decl.c, cp/pt.c, cp/search.c, cp/tree.c: Don't use the PTR
	macro.

gcc:
	* bitmap.c, builtins.c, c-incpath.c, cgraph.c, config/frv/frv.c,
	config/mips/mips.c, cppfiles.c, cpphash.c, cppinit.c, cpplib.c,
	dwarf2out.c, dwarfout.c, except.c, expr.c, expr.h, fold-const.c,
	function.c, gcc.c, genoutput.c, gensupport.c, global.c,
	haifa-sched.c, hashtable.c, ifcvt.c, integrate.c, local-alloc.c,
	loop.c, mips-tdump.c, mips-tfile.c, mkdeps.c, protoize.c,
	read-rtl.c, recog.h, reload1.c, sbitmap.c, ssa-dce.c,
	stringpool.c, tlink.c, tree.c, varasm.c, varray.c: Don't use
	the PTR macro.

From-SVN: r68043
2003-06-16 21:41:10 +00:00
Roger Sayle
c6547c920b expr.c (expand_expr <PLUS_EXPR>): If operand_equal_p considers both operands of the addition equal...
* expr.c (expand_expr <PLUS_EXPR>): If operand_equal_p considers
	both operands of the addition equal, reuse the expanded RTL.
	(expand_expr <MULT_EXPR>): Likewise for multiplication.

From-SVN: r68012
2003-06-16 12:45:13 +00:00
Roger Sayle
9ad58e0979 expr.c (expand_expr <COMPLEX_CST>): Handle the case of expanding a complex constant into a CONCAT target.
* expr.c (expand_expr <COMPLEX_CST>): Handle the case of
	expanding a complex constant into a CONCAT target.

From-SVN: r67928
2003-06-14 00:23:24 +00:00
Ulrich Weigand
658cf52f51 * expr.c (can_move_by_pieces): align argument may be unused.
From-SVN: r67764
2003-06-11 13:04:02 +00:00
J"orn Rennecke
06765df195 * expr.c (convert_move): Handle moves between two CONCATs.
From-SVN: r67760
2003-06-11 13:32:47 +01:00
Richard Henderson
017e1b43f9 expr.h (EXPAND_MEMORY): New.
* expr.h (EXPAND_MEMORY): New.
        * expr.c (expand_expr): Check it.
        * stmt.c (expand_asm_operands): Provide it when the constraint
        requires a memory.  Warn for memory input constraints without
        a memory operand.

        * gcc.dg/20011029-2.c: Fix the array reference.
        * gcc.dg/asm-7.c: New.

From-SVN: r67645
2003-06-08 20:21:56 -07:00
Roger Sayle
a79b3dc7c8 expr.c (emit_move_insn_1): Use emit_move_insn to move the parts of a complex number rather than invoke...
* expr.c (emit_move_insn_1): Use emit_move_insn to move the parts
	of a complex number rather than invoke mov_optab directly.

From-SVN: r67389
2003-06-03 17:13:06 +00:00
Jakub Jelinek
8fd3cf4e17 builtins.c (expand_builtin_memcpy): Remove endp argument and endp != 0 handling.
* builtins.c (expand_builtin_memcpy): Remove endp argument and endp
	!= 0 handling.  Pass 0 to store_by_pieces.
	(expand_builtin_mempcpy): Add endp argument.  Don't call
	expand_builtin_memcpy, call store_by_pieces resp. move_by_pieces
	directly.  If ignoring result, only do expand_call.
	(expand_builtin_stpcpy): Likewise.  Call expand_builtin_mempcpy
	otherwise.
	(expand_builtin_strncpy, expand_builtin_memset): Adjust
	store_by_pices callers.
	(expand_builtin): Adjust expand_builtin_memcpy and
	expand_builtin_mempcpy callers.
	* expr.c (can_move_by_pieces): New function.
	(move_by_pieces): Add endp argument, return to resp. memory at end
	or one byte earlier depending on endp.
	(store_by_pieces): Likewise.
	(emit_block_move): Adjust call to move_by_pieces.
	(emit_push_insn): Adjust move_by_pieces caller.
	* expr.h (can_move_by_pieces): New prototype.
	(store_by_pieces): Adjust prototypes.
	* rtl.h (move_by_pieces): Adjust prototype.
	* config/mips/mips.c (expand_block_move): Adjust move_by_pieces
	caller.

	* gcc.c-torture/execute/builtins/string-4.c (main_test): Remove
	mempcpy test with post-increments.
	* gcc.c-torture/execute/string-opt-3.c: New test.
	* gcc.dg/string-opt-1.c: New test.

From-SVN: r67358
2003-06-03 10:57:55 +02:00
Roger Sayle
0c19a26f77 cse.c (cse_insn): Simplify REG_EQUAL note on libcalls when making a substitution.
* cse.c (cse_insn): Simplify REG_EQUAL note on libcalls when
	making a substitution.
	(dead_libcall_p): If directly replacing a libcall with a
	constant value produces an invalid instruction, also try forcing
	the constant into the constant pool.
	* expr.c (emit_move_insn): Add a REG_EQUAL note when it is not
	obvious that the source is a constant.
	(compress_float_constant): Use set_unique_reg_note to place
	REG_EQUAL notes on instructions.

From-SVN: r67247
2003-05-30 17:49:44 +00:00
Richard Kenner
7a6cdb44fd tree.h (contains_placeholder_p): Now returns bool.
* tree.h (contains_placeholder_p): Now returns bool.
	(CONTAINS_PLACEHOLDER_P): New macro.
	(type_contains_placeholder_p): New function.
	* tree.c (save_expr): Remove code avoiding folding COMPONENT_REF.
	(contains_placeholder_p): Now returns bool.
	Rework to use CONTAINS_PLACEHOLDER_P macro.
	(type_contains_placeholder_p): New function.
	* fold-const.c (fold, case COMPONENT_REF): Don't fold if
	type_contains_placeholder_p.
	(fold_range_test, fold_mathfn_compare, fold_inf_compare, fold):
	Use CONTAINS_PLACEHOLDER_P macro.
	* builtins.c (fold_builtin): Likewise.
	* calls.c (initialize_argument_information): Likewise.
	* emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
	* explow.c (expr_size): Likewise.
	* expr.c (store_constructor, get_inner_reference): Likewise.
	* function.c (assign_parms): Likewise.
	* stor-layout.c (variable_size): Likewise.

From-SVN: r67189
2003-05-27 14:44:57 -04:00
Richard Kenner
f3f72ea08d Finish correcting inadvertent checkin.
From-SVN: r67107
2003-05-22 20:38:32 -04:00
Richard Kenner
b8d63f74dc Remove hunk commited in error.
From-SVN: r67103
2003-05-22 20:13:04 -04:00
Richard Kenner
f59700f905 expr.c (expand_expr, [...]): Put into memory if constant and EXPAND_CONST_ADDRESS, not just EXPAND_INITIALIZER.
* expr.c (expand_expr, case CONSTRUCTOR): Put into memory if
	constant and EXPAND_CONST_ADDRESS, not just EXPAND_INITIALIZER.

From-SVN: r67098
2003-05-22 16:31:46 -04:00
DJ Delorie
f26aca6db2 expr.c (move_by_pieces): Honor the alignment of TO and FROM.
* expr.c (move_by_pieces): Honor the alignment of TO and FROM.
(emit_push_insn): Don't use push when the source alignment is less
than the stack's push rounding.

From-SVN: r66770
2003-05-13 14:15:20 -04:00
Alan Modra
c6b97fac18 expr.c (move_block_from_reg): Remove "size" parm.
* expr.c (move_block_from_reg): Remove "size" parm.  Localize vars.
	Move code handling pieces not larger than a word to..
	* function.c (assign_parms): ..here, but use change_address instead
	of adjust_address and operand_subword, and expand_binop instead of
	expand_shift.  Adjust calls to move_block_from_reg.
	* expr.h (move_block_from_reg): Update declaration.
	(copy_blkmode_from_reg): Formatting.
	* Makefile.in (function.o): Add $(OPTABS_H) to deps.
	* config/alpha/alpha.c (alpha_setup_incoming_varargs): Adjust
	move_block_from_reg calls.
	* config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
	* config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
	* config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
	* config/m88k/m88k.c (m88k_builtin_saveregsk): Likewise.
	* config/mips/mips.c (mips_setup_incoming_varargs): Likewise.
	* config/pa/pa.c (hppa_builtin_saveregs): Likewise.
	* config/romp/romp.h (SETUP_INCOMING_VARARGS): Likewise.
	* config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
	* config/sh/sh.c (sh_builtin_saveregs): Likewise.

From-SVN: r66623
2003-05-09 16:07:25 +09:30
Zack Weinberg
046e4e367e stmt.c (force_label_rtx): New function, based on logic formerly found in expand_expr.
* stmt.c (force_label_rtx): New function, based on logic
	formerly found in expand_expr.
	* expr.h: Prototype it.
	* expr.c (expand_expr <LABEL_DECL>): Use force_label_rtx if
	appropriate.
	* varasm.c (decode_addr_const <LABEL_DECL>): Use force_label_rtx.

	* print-tree.c (debug_tree): Free the table after we're done
	with it.  Use putc.

treelang:
	* Make-lang.in: Set -Wno-error for treelang/lex.o.

From-SVN: r66579
2003-05-07 21:14:48 +00:00
Olivier Hainque
9e5f281f99 expr.c (expand_expr, [...]): Refine the test forcing usage of bitfield instructions for mode1 != BLKmode...
* expr.c (expand_expr, case BIT_FIELD_REF): Refine the test forcing
        usage of bitfield instructions for mode1 != BLKmode, only ignoring
        SLOW_UNALIGNED_ACCESS if the field is not byte aligned.
        (store_field): Likewise.

From-SVN: r66492
2003-05-05 13:56:35 -04:00
Richard Kenner
c1853da7d3 expr.c (store_field): Don't clobber TEMP in shift: it might be a variable.
* expr.c (store_field): Don't clobber TEMP in shift: it might be
	a variable.
	(get_inner_reference): Don't go through a VIEW_CONVERT_EXPR
	whose purpose is to step up the alignment.
	(expand_expr, case ADDR_EXPR): Force LO_SUM into memory, just like REG.

From-SVN: r66465
2003-05-04 18:09:48 -04:00
Richard Kenner
13cf99ece0 expr.c (expand_expr, [...]): Don't use gen_lowpart on non-integer modes.
* expr.c (expand_expr, case VIEW_CONVERT_EXPR): Don't use
	gen_lowpart on non-integer modes.

From-SVN: r66430
2003-05-03 10:30:07 -04:00
Olivier Hainque
ee9609391b emit-rtl.c (last_call_insn, [...]): New functions.
* emit-rtl.c (last_call_insn, add_function_usage_to): New functions.
	* rtl.h (last_call_insn, add_function_usage_to): New prototypes.
	* builtins.c (expand_builtin_apply): Use the new emit-rtl functions.
	* calls.c (emit_call_1): Likewise.
	(expand_call): For calls initializing constant memory, replace
	emission of standalone mem /u clobber with function usage entry.
	* expr.c (emit_block_move_via_libcall): Likewise.
	* cse.c (count_reg_usage, case EXPR_LIST): New case.
	* flow.c (propagate_one_insn): Pass entire operand of
	CALL_INSN_FUNCTION_USAGE to mark_used_regs.
	* integrate.c (try_constants): For CALL_INSNs, substitute constants
	within the FUNCTION_USAGE also.
	* loop.c (prescan_loop): Note clobbers of const mem mentioned in
	FUNCTION_USAGE lists.
	* reload1.c (replace_pseudos_in): Renamed.
	(reload): Use it for clobbers surviving until the end of the reload.

From-SVN: r66429
2003-05-03 10:25:22 -04:00
Nathan Sidwell
070588f06e c-decl.c (pending_invalid_xref_file): Remove.
* c-decl.c (pending_invalid_xref_file): Remove.
	(pending_invalid_xref_line): Remove.
	(pending_invalid_xref_location): New.
	(lookup_label): Use location_t and input_location directly.
	(lookup_tag): Likewise.
	(pending_xref_error): Likewise.
	(c_expand_body_1): Likewise.
	* c-common.c (x_expand_start_cond): Likewise.
	* c-semantics.c (genrtl_for_stmt): Likewise.
	(find_reachable_label): Likewise.
	* expr.c (expand_expr): Likewise.
	* integrate.c (output_inline_function): Likewise.
	* tree-inline.c (find_alloca_call): Likewise.
	(find_builtin_longjmp_call): Likewise.
	* gcc.c (input_filename): Make static.

From-SVN: r66425
2003-05-03 13:28:33 +00:00
Nathan Sidwell
d479d37f5e input.h (lineno): Rename to ...
* input.h (lineno): Rename to ...
	(input_line): ... here.
	* tree.h (lineno): Rename to ...
	(input_line): ... here.
	* scan.h (lineno): Rename to ...
	(input_line): ... here.
	* toplev.c (lineno): Rename to ...
	(input_line): ... here.
	(push_srcloc, pop_srcloc):  Rename lineno to input_line.
	* c-common.c (c_expand_start_cond, fname_decl): Likewise.
	* c-decl.c (poplevel, pop_label_level, lookup_label, lookup_tag,
	store_parm_decls, c_expand_body_1): Likewise.
	* c-errors.c (pedwarn_c99): Likewise.
	* c-format.c (status_warning): Likewise.
	* c-lex.c (fe_file_change, cb_def_pragma, c_lex): Likewise.
	* c-opts.c (c_common_post_options, c_common_parse_file): Likewise.
	* c-parse.in (save_filename, maybe_type_qual, ifc): Likwise.
	* c-semantics.c (finish_stmt_tree, build_stmt, emit_local_var,
	gentrtl_goto_stmt, genrtl_expr_stmt_value, genrtl_decl_stmt,
	genrtl_if_stmt, genrtl_while_stmt, genrtl_do_stmt,
	genrtl_return_stmt, genrtl_for_stmt, build_break_stmt,
	build_continue_stmt, genrtl_switch_stmt, genrtl_asm_stmt,
	prep_stmt, find_reachable_label, expand_unreachable_stmt): Likewise.
	* coverage.c (create_coverage): Likewise.
	* diagnostic.c (pedwarn, sorry, error, fatal_error,
	internal_error, warning, diagnostic_report_current_module,
	inform): Likewise.
	* expr.c (expand_expr): Likewise.
	* integrate.c (expand_inline_function,
	output_inline_function): Likewise.
	* rtl-error.c (file_and_line_for_asm): Likewise.
	* tree-inline.c (find_alloca_call, find_builtin_longjmp_call,
	walk_tree): Likewise.
	* tree.c (make_node): Likewise.
	* ada, cp, f, java, objc, treelang: Likewise.

	ada
	* trans.c (build_unit_elab, set_lineno): Rename lineno to
	input_line.
	* utils.c (pushdecl, create_label_decl, begin_subprog_body,
	end_subprog_body): Likewise.
	* utils2.c (build_call_raise): Likewise.

	cp
	* class.c (finish_struct): Rename lineno to input_line.
	* decl.c (push_binding_level, pop_binding_level,
	suspend_binding_level, resume_binding_level, make_label_decl,
	use_label, start_function): Likewise.
	* decl2.c (warn_if_unknown_interface,
	start_static_initialization_or_destruction,
	generate_ctor_or_dtor_function, finish_file): Likewise.
	* error.c (cp_line_of, print_instantiation_full_context,
	print_instantiation_context): Likewise.
	* except.c (check_handlers_1, check_handlers): Likewise.
	* init.c (create_temporary_var): Likewise.
	* method.c (use_thunk, synthesize_method): Likewise.
	* parser.c (cp_lexer_set_source_position_from_token,
	cp_lexer_get_preprocessor_token): Likewise.
	* pt.c (push_tinst_level, pop_tinst_level,
	tsubst_friend_function, instantiate_class_template, tsubst_decl,
	tsubst, tsubst_expr, instantiate_decl): Likewise.
	* semantics.c (genrtl_try_block, finish_label_stmt,
	begin_class_definition, expand_body,
	genrtl_finish_function): Likewise.
	* tree.c (build_min_nt, build_min): Likewise.

	f
	* ansify.c (die_unless): Rename lineno to input_line.
	* com.c (ffecom_subscript_check_, ffecom_do_entry_,
	ffecom_gen_sfuncdef_, ffecom_start_progunit_,
	ffecom_sym_transform_, ffecom_sym_transform_assign_,
	bison_rule_pushlevel_, bison_rule_compstmt_, finish_function,
	store_parm_decls): Likewise.
	* intrin.c (ffeintrin_fulfill_generic): Likewise.
	* lex.c (ffelex_hash_, ffelex_include_, ffelex_next_line_,
	ffelex_file_fixed, ffelex_file_free): Likewise.
	* std.c (ffestd_exec_end): Likewise.
	* ste.c (ffeste_emit_line_note_, ffeste_start_block_,
	ffeste_start_stmt_): Likewise.
	* ste.h (ffeste_filelinenum, ffeste_set_line): Likewise.

	java
	* lex.h (lineno): Rename to ...
	(input_line): ... here
	* parse-scan.y (lineno): Rename to ...
	(input_line): ... here.
	(reset_report): Rename lineno to input_line.
	* check-init.c (check_init): Likewise.
	* class.c (push_class): Likewise.
	* decl.c (complete_start_java_method, end_java_method): Likewise.
	* expr.c (expand_byte_code): Likewise.
	* jcf-parse.c (give_name_to_class, parse_class_file): Likewise.
	* jcf-write.c (generate_bytecode_insns): Likewise.
	* lex.c (java_init_lex, java_allocate_new_line,
	do_java_lex): Likewise.
	* parse.h (YYNOT_TWICE): Likewise.
	* parse.y (empty_statement, expression_statement,
	java_pop_parser_context, java_parser_context_save_global,
	yyerror, register_fields, method_header, safe_layout_class,
	find_in_imports_on_demand, create_artificial_method,
	source_end_java_method, start_complete_expand_method,
	build_thisn_assign, java_complete_lhs,
	maybe_absorb_scoping_block): Likewise.

	objc
	* objc-act.c (objc_init): Rename lineno to input_line.
	(build_module_descriptor, build_selector_translation_table,
	build_protocol_template, build_method_prototype_list_template,
	build_category_template, build_selector_table,
	build_class_template, build_super_template, build_ivar_template,
	build_ivar_list_template, build_method_list_template,
	build_method_template, add_instance_variable): Likewise.

	treelang
	* tree1.c (treelang_init): Rename lineno to input_line.

From-SVN: r66333
2003-05-01 16:13:36 +00:00
Aldy Hernandez
9c0631a756 expr.c (emit_group_load): Dump parallels of simd types to memory.
2003-04-29  Aldy Hernandez  <aldyh@redhat.com>

        * expr.c (emit_group_load): Dump parallels of simd types to
        memory.

From-SVN: r66280
2003-04-30 00:49:01 +00:00
Jakub Jelinek
9661b15f95 c-decl.c (finish_decl): When prototype with asmspec is found for built-in...
* c-decl.c (finish_decl): When prototype with asmspec is found
	for built-in, adjust built_in_decls as well as expr.c decls.
	* expr.c (init_block_move_fn, init_block_clear_fn): New functions.
	(emit_block_move_libcall_fn, clear_storage_libcall_fn): Use it.
	* expr.c (init_block_move_fn, init_block_clear_fn): New prototypes.

	* gcc.c-torture/execute/string-opt-asm-1.c: New test.
	* gcc.c-torture/execute/string-opt-asm-2.c: New test.

From-SVN: r66181
2003-04-28 21:58:52 +02:00
Zack Weinberg
afc6aaab24 expr.c (expand_expr <COMPLEX_CST, [...]): Always call output_constant_def, use its result instead of TREE_CST_RTL (exp).
* expr.c (expand_expr <COMPLEX_CST, STRING_CST>): Always call
        output_constant_def, use its result instead of TREE_CST_RTL (exp).
        Can assume it has the form (mem (symbol_ref ".LCxxx")).
        (expand_expr <COMPONENT_REF>): Can always just extract the
        relevant field of a CONSTRUCTOR.
        (expand_expr <ARRAY_REF, COMPONENT_REF, BIT_FIELD_REF,
        ARRAY_RANGE_REF>): Make control flow explicit.
        * varasm.c (output_constant_def): Can look at TREE_CST_RTL of
        an INTEGER_CST.

From-SVN: r66148
2003-04-28 04:13:48 +00:00
Richard Kenner
85a43a2f11 expr.c (store_field): When making temporary for store, don't make it TYPE_QUAL_CONST.
* expr.c (store_field): When making temporary for store, don't
	make it TYPE_QUAL_CONST.

From-SVN: r66103
2003-04-26 07:16:44 -04:00
Richard Henderson
4da2eb6b90 re PR middle-end/8866 (Bug in switch statement code generation -- missing label)
PR 8866
        * rtl.h (MEM_NOTRAP_P): New.
        (MEM_COPY_ATTRIBUTES): Copy it.
        * rtlanal.c (may_trap_p): Check it.
        * expr.c (do_tablejump): Set it.
        * doc/rtl.texi (Flags): Document it.

        * cfgrtl.c (try_redirect_by_replacing_jump): Revert last three changes.

From-SVN: r65967
2003-04-22 16:17:46 -07:00
Richard Kenner
337f4314e6 expr.c (store_constructor): Set RTX_UNCHANGING_P if readonly_field_p before clearing.
* expr.c (store_constructor): Set RTX_UNCHANGING_P if readonly_field_p
	before clearing.

From-SVN: r65890
2003-04-21 13:50:51 -04:00
Olivier Hainque
15b19a7dbf expr.c (store_field): Force usage of bitfield instructions when the field position requires it...
* expr.c (store_field): Force usage of bitfield instructions when
        the field position requires it, whatever SLOW_UNALIGNED_ACCESS.
        (expand_expr, case BIT_FIELD_REF): likewise.

From-SVN: r65701
2003-04-16 17:30:35 -04:00
Olivier Hainque
9ceca3020a expr.c (highest_pow2_factor): Return unsigned.
* expr.c (highest_pow2_factor): Return unsigned.
        * expr.h (offset_address): Likewise.
        * emit-rtl.c (offset_address): POW2 argument now unsigned.

From-SVN: r65589
2003-04-14 17:07:12 -04:00
Richard Henderson
ca06cfe69f re PR c++/10202 ([IA64] ICE in int_mode_for_mode, at stor-layout.c)
PR c++/10202
        * expr.c (expand_expr): Use COMPLETE_OR_UNBOUND_ARRAY_TYPE_P
        not COMPLETE_TYPE_P for re-invoking layout_decl.
	* g++.dg/expr/incomplete1.C: New.

From-SVN: r65484
2003-04-11 15:44:23 -07:00
Richard Henderson
68d28100a0 libfuncs.h (LTI_setbits, [...]): New.
* libfuncs.h (LTI_setbits, LTI_gcov_flush, LTI_gcov_init): New.
        (setbits_libfunc, gcov_flush_libfunc, gcov_init_libfunc): New.
        * optabs.c (init_optabs): Initialize them.
        (init_libfuncs): Use init_one_libfunc.
        * calls.c (expand_call): Use gcov_flush_libfunc.
        * expr.c (store_constructor): Use setbits_libfunc.
        * function.c (expand_main_function): Use init_one_libfunc.
        * profile.c (create_profiler): Use gcov_init_libfunc and DECL_RTL.

From-SVN: r65478
2003-04-11 12:45:32 -07:00
Richard Henderson
a46666a950 re PR c/10201 ([IA64] ICE in int_mode_for_mode, at stor-layout.c)
PR c/10201
        * expr.c (expand_expr): Move DECL_RTL frobbing ...
        * stor-layout.c (layout_decl): ... here.

From-SVN: r65467
2003-04-11 09:22:29 -07:00
Steve Ellcey
267b28bd11 expr.c (expand_assignment): Extend offset_rtx with convert_to_mode not with convert_memory_address.
* expr.c (expand_assignment): Extend offset_rtx with convert_to_mode
	not with convert_memory_address.
	(store_constructor): Ditto, and same for copy_size_rtx.
	(expand_expr): Ditto.

From-SVN: r65433
2003-04-10 19:39:07 +00:00
Christian Ehrhardt
f8d4be5756 re PR c/9516 (Internal error when using a big array)
PR c/9516
        * expr.c (safe_from_p): Rearrange to avoid deep recursion in
        favour of looping and tail recursion for TREE_LIST and binops.

Co-Authored-By: Richard Henderson <rth@redhat.com>

From-SVN: r65363
2003-04-07 17:23:17 -07:00
Aldy Hernandez
d744e06e5e simd-3.c: New.
* testsuite/gcc.c-torture/execute/simd-3.c: New.

        * expr.c (expand_expr): Handle VECTOR_CST.
        (const_vector_from_tree): New.

        * varasm.c (output_constant): Handle VECTOR_CST.

        * c-typeck.c (digest_init): Build a vector constant from a
        VECTOR_TYPE.

        * config/rs6000/rs6000.c: Remove prototype for
        easy_vector_constant.
        (easy_vector_constant): Add mode parameter.  Rewrite to handle
        more easy constants.
        (rs6000_emit_move): Pass mode to easy_vector_constant.
        Call emit_easy_vector_insn for SPE V2SI vector constant moves.
        (emit_easy_vector_insn): New.
        (easy_vector_same): New.
        (EASY_VECTOR_15): New macro.
        (EASY_VECTOR_15_ADD_SELF): New macro.
        (bdesc_2arg): Rename to xorv2si3.
        (easy_vector_constant_add_self): New.
        (input_operand): Allow vector constants.

        * config/rs6000/rs6000.h (PREDICATE_CODES): Add
        easy_vector_constant, easy_vector_constant_add_self.
        (EXTRA_CONSTRAINT): Add 'W'.

        * config/rs6000/rs6000-protos.h: Add prototype for
        easy_vector_constant, emit_easy_vector_insn.

        * config/rs6000/altivec.md (xorv8hi3): New.
        (xorv16qi3): New.
        Remove all _const0 patterns.
        (movv4si_internal): Rewrite to use code.  Add vector constant to
        vector alternative.  Add splitter.
        (movv8hi_internal): Same.
        (movv16qi_internal): Same.
        (movv4sf_internal): Same.
        Change the unspecs for vspltis* to use constants.

        * config/rs6000/spe.md ("xorv4hi3"): New.
        ("spe_evxor"): Rename to xorv2si3.
        ("xorv1di3"): New.
        Remove all _const0 patterns.
        (movv2si_internal): Rewrite to use code.  Add vector constant to
        alternatives.  Add splitter.
        (movv4hi_internal): Add vector constant to alternatives.
        (movv1di_internal): Same.
        (movv2sf_internal): Same.

From-SVN: r65130
2003-04-01 13:40:11 +00:00
Mark Mitchell
f29a2bd17d re PR c++/7086 (compile time regression)
PR c++/7086
	* c-typeck.c (c_mark_addressable): Adjust calls to
	put_var_into_stack.
	* expr.c (expand_expr): Likewise.
	* function.c (put_var_into_stack): Add rescan parameter.  Do not
	call fixup_var_refs when rescan is false.
	(gen_mem_addressof): Likewise.
	(assign_parms): Adjust calls to put_var_into_stack.
	(setjmp_protect): Likewise.
	(setjmp_protect_args): Likewise.
	* rtl.h (gen_mem_addressof): Change prototype.
	* stmt.c (expand_decl): Adjust calls to put_var_into_stack.
	* tree.h (put_var_into_stack): Change prototype.

	PR c++/7086
	* utils2.c: Adjust calls to put_var_into_stack.

	PR c++/7086
	* semantics.c (genrtl_named_return_value): Adjust calls to
	put_var_into_stack.
	* typeck.c (cxx_mark_addressable): Likewise.

	PR c++/7086
	* com.c (ffecom_sym_transform_): Adjust calls to
	put_var_into_stack.
	(ffe_mark_addressable): Likewise.

From-SVN: r64781
2003-03-24 08:31:36 +00:00
Jason Merrill
bdaa131bd0 re PR c++/10091 ([parisc] ICE in cp_expr_size, at cp/cp-lang.c:307)
PR c++/10091
        * expr.c (expand_expr) [ADDR_EXPR]: Disallow taking the address of
        an unaligned member of TREE_ADDRESSABLE type.
        * cp/typeck.c (build_class_member_access_expr): Compare
        TYPE_MAIN_VARIANTs.

From-SVN: r64520
2003-03-17 23:10:45 -05:00
Roger Sayle
6a87d63407 c-cppbuiltin.c (builtin_define_with_value_n): Fix whitespace.
* c-cppbuiltin.c (builtin_define_with_value_n): Fix whitespace.
	* c-typeck.c (c_tree_expr_nonnegative_p): Likewise.
	* cfgbuild.c (find_many_sub_basic_blocks): Likewise.
	(find_sub_basic_blocks): Likewise.
	* cgraphunit.c (cgraph_expand_functions): Likewise.
	* dwarf2out.c (prune_unused_types): Likewise.
	* expr.c (store_field): Likewise.
	* genextract.c (print_path): Likewise.
	* haifa-sched.c (schedule_insn): Likewise.
	* lcm.c (compute_antinout_edge): Likewise.
	* loop-unroll.c (decide_peel_once_rolling): Likewise.
	* ra-colorize.c (ra_colorize_free_all): Likewise.
	* ra-debug.c (dump_igraph): Likewise.
	(debug_hard_reg_set): Likewise.
	* reg-stack.c (reg_to_stack): Likewise.
	* rtlanal.c (refers_to_regno_p): Likewise.
	* tracer.c (layout_superblocks): Likewise.

	* cp/tree.c (count_functions): Fix whitespace.

	* f/ste.c (ffeste_R810): Fix whitespace.

From-SVN: r64402
2003-03-15 13:43:33 +00:00
Ansgar Esztermann
1cff896449 Makefile.in (dojump.o): New target.
2003-03-13  Ansgar Esztermann  <ansgar@thphy.uni-duesseldorf.de>

	* Makefile.in (dojump.o): New target.

	* dojump.c: New file.
	(init_pending_stack_adjust): Moved here from expr.c.
	(clear_pending_stack_adjust): Likewise.
	(do_pending_stack_adjust): Likewise.
	(jumpifnot): Likewise.
	(jumpif): Likewise.
	(do_jump): Likewise.
	(do_jump_by_parts_greater): Likewise.
	(do_jump_by_parts_greater_rtx): Likewise.
	(do_jump_by_parts_equality): Likewise.
	(do_jump_by_parts_equality_rtx): Likewise.
	(compare_from_rtx): Likewise.
	(do_compare_rtx_and_jump): Likewise.
	(do_compare_and_jump): Likewise.

	* expr.c (init_pending_stack_adjust): Removed to dojump.c.
	(clear_pending_stack_adjust): Likewise.
	(do_pending_stack_adjust): Likewise.
	(jumpifnot): Likewise.
	(jumpif): Likewise.
	(do_jump): Likewise.
	(do_jump_by_parts_greater): Likewise.
	(do_jump_by_parts_greater_rtx): Likewise.
	(do_jump_by_parts_equality): Likewise.
	(do_jump_by_parts_equality_rtx): Likewise.
	(compare_from_rtx): Likewise.
	(do_compare_rtx_and_jump): Likewise.
	(do_compare_and_jump): Likewise.
	(placeholder_list): Made declaration extern.

	* expr.h (placeholder_list): Declare.

From-SVN: r64309
2003-03-13 17:05:23 +01:00
Andrew Lewycky
847311f457 re PR c++/7050 (g++ segfaults on: (i ? get_string() : throw))
PR c++/7050
        * expr.c (store_expr): Don't attempt to store void-typed trees,
        just evaluate them for side effects.
        * cp/expr.c (cxx_expand_expr): Return const0_rtx for throw
        expressions.

From-SVN: r64268
2003-03-12 17:24:48 -05:00
Hans-Peter Nilsson
a3600c718e optabs.c (gen_move_insn): Move logic for synthesizing MODE_CC moves from here ...
* optabs.c (gen_move_insn): Move logic for synthesizing MODE_CC
	moves from here ...
	* expr.c (emit_move_insn_1): ... to here.

From-SVN: r64015
2003-03-09 01:32:42 +00:00
Steve Ellcey
006c9f4a1a * expr.c (convert_modes): Check for legal hard register.
From-SVN: r63813
2003-03-05 00:12:40 +00:00
Steve Ellcey
3ac1a31954 * expr.c (expand_expr): Call promote_mode to set unsignedp.
From-SVN: r63796
2003-03-04 20:16:24 +00:00
Jan Hubicka
0d446150c2 objc-act.c: Include cgraph.h
* objc-act.c: Include cgraph.h
	(mark_referenced_methods): New function.
	(objc_init): Call it.
	* objc-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Set.

	* c-decl.c (finish_function): Honor can_defer_p even in unit-at-a-time
	mode.

	* optabs.c (expand_fix): Do not widen the input operand.

	* expr.c (emit_group_store):  Fix crash when converting single
	register into complex register.

	* Makefile.in (jump.o, regclass.o, alias.o): Add dependency on timevar.h
	* alias.c: Include timevar.h
	(init_alias_analysis):  Set timevar
	* jump.c: Include timevar.h
	(rebuild_jump_labels):  Set timevar
	* regcalss.c: Include timevar.h
	(reg_scan):  Set timevar
	* timevar.def (TV_ALIAS_ANALYSIS, TV_REG_SCAN, TV_REBUILD_JUMP): New

From-SVN: r63464
2003-02-26 11:09:33 +00:00
Alan Modra
8403445aba calls.c (store_one_arg): Revert 1999-02-16 change.
* calls.c (store_one_arg): Revert 1999-02-16 change.  Revert
	2000-12-17 change.  Pass EXPAND_STACK_PARM to expand_expr.
	* expr.h (enum expand_modifier): Define EXPAND_STACK_PARM.
	(enum block_op_methods): Reorder for better store_expr optimization.
	* expr.c (store_expr): Test bit 1 of "want_value" for call param
	stores, test bit 0 for original want_value meaning.  Pass
	BLOCK_OP_CALL_PARM to emit_block_move when bit 1 set.  Adjust
	recursive calls, and calls to expand_param.
	(expand_expr): Handle EXPAND_STACK_PARM modifier.  When cse
	expected, set target to 0 rather than to subtarget.  Formatting.

From-SVN: r63337
2003-02-24 08:49:39 +10:30
Daniel Jacobowitz
48a5f2fabb expr.c (expand_expr): Use gen_int_mode for the argument to gen_rtx_MULT.
* expr.c (expand_expr): Use gen_int_mode for the argument
	to gen_rtx_MULT.

From-SVN: r63110
2003-02-19 14:38:45 +00:00
Richard Henderson
2928cd7aac [multiple changes]
2003-02-01  Richard Henderson  <rth@redhat.com>

	* optabs.c (expand_unop): Use word_mode for outmode of bit scaners.
	* libgcc2.c (__ffsdi2, __clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
	__popcountsi2, __popcountdi2, __paritysi2 __paritydi2): Change
	return type to Wtype.

	* libgcc-std.ver (GCC_3.4): Fix inheritance.

	* config/i386/i386.md (ffssi2): Use nonimmediate_operand for
	expander input constraint.

2003-02-01  Falk Hueffner  <falk.hueffner@student.uni-tuebingen.de>

        * optabs.h (optab_index): Add OTI_clz, OTI_ctz, OTI_popcount and
        OTI_parity.
        (clz_optab, ctz_optab, popcount_optab, parity_optab): New.
        * optabs.c (widen_clz, expand_parity): New.
        (expand_unop): Handle clz and parity.  Hardcode SImode as outmode
        for libcalls to clz, ctz, popcount, and parity.
        (init_optabs): Init clz_optab, ctz_optab, popcount_optab and
        parity_optab, and set up libfunc handlers.
        * libgcc2.c (__clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
        __popcountsi2, __popcountdi2, __paritysi2 __paritydi2,
        __popcount_tab): New.
        * libgcc2.h: Declare them.
        * libgcc-std.ver (GCC_3.4): Add new functions from libgcc2.c.
        * genopinit.c (optabs): Add clz_optab, ctz_optab, popcount_optab
        and parity_optab.
        * builtin-types.def (BT_FN_INT_LONG, BT_FN_INT_LONGLONG): New.
        * builtins.def (BUILT_IN_CLZ, BUILT_IN_CTZ, BUILT_IN_POPCOUNT,
        BUILT_IN_PARITY, BUILT_IN_FFSL, BUILT_IN_CLZL, BUILT_IN_CTZL,
        BUILT_IN_POPCOUNTL, BUILT_IN_PARITYL, BUILT_IN_FFSLL,
        BUILT_IN_CLZLL, BUILT_IN_CTZLL, BUILT_IN_POPCOUNTLL,
        BUILT_IN_PARITYLL): New.
        * builtins.c (expand_builtin_unop): Rename from expand_builtin_ffs
        and add optab argument.
        (expand_builtin): Expand BUILT_IN_{FFS,CLZ,POPCOUNT,PARITY}*.
        * tree.def (CLZ_EXPR, CTZ_EXPR, POPCOUNT_EXPR, PARITY_EXPR): New.
        * expr.c (expand_expr): Handle them.
        * fold-const.c (tree_expr_nonnegative_p): Likewise.
        * rtl.def (CLZ, CTZ, POPCOUNT, PARITY): New.
        * reload1.c (eliminate_regs): Handle them.
        (elimination_effects): Likewise.
        * function.c (instantiate_virtual_regs_1): Likewise
        * genattrtab.c (check_attr_value): Likewise.
        * simplify-rtx.c (simplify_unary_operation): Likewise.
        * c-common.c (c_common_truthvalue_conversion): Handle POPCOUNT_EXPR.
        * combine.c (combine_simplify_rtx): Handle POPCOUNT and PARITY.
        (nonzero_bits): Handle CLZ, CTZ, POPCOUNT and PARITY.
        * config/alpha/alpha.md (clzdi2, ctzdi2, popcountdi2): New.
        * config/arm/arm.c (arm_init_builtins): Rename __builtin_clz to
        __builtin_arm_clz.
        * Makefile.in (LIB2FUNCS_1, LIB2FUNCS_2): Move...
        * mklibgcc.in (lib2funcs): ...here and merge.  Add new members.
        * doc/extend.texi (Other Builtins): Add new builtins.
        * doc/md.texi (Standard Names): Add new patterns.

From-SVN: r62252
2003-02-01 11:00:02 -08:00
Richard Henderson
7abec5bec9 * expr.c (store_expr): Promote all MEM intermediates to regs.
From-SVN: r62173
2003-01-30 22:53:07 -08:00
Alexandre Oliva
8ae91fc034 expr.c (emit_group_store): Initialize dst with CONST0_RTX for the appropriate mode.
* expr.c (emit_group_store): Initialize dst with CONST0_RTX
for the appropriate mode.

From-SVN: r61828
2003-01-26 09:09:23 +00:00
Kazu Hirata
fbe5a4a607 et-forest.c: Fix comment typos.
* et-forest.c: Fix comment typos.
	* et-forest.h: Likewise.
	* except.c: Likewise.
	* expr.c: Likewise.
	* flags.h: Likewise.
	* flow.c: Likewise.
	* gcc.c: Likewise.
	* gcse.c: Likewise.
	* genattrtab.c: Likewise.
	* genautomata.c: Likewise.
	* gengtype.c: Likewise.
	* genrecog.c: Likewise.
	* global.c: Likewise.
	* gthr-rtems.h: Likewise.

From-SVN: r61443
2003-01-17 14:24:24 +00:00
Alan Modra
8e37cba890 * expr.c (expand_expr <RDIV_EXPR>): Correct recursive call args.
From-SVN: r61215
2003-01-12 09:13:12 +10:30
David Edelsohn
7c02ae17fe expr.c (expand_assignment): Apply special treatment to ARRAY_TYPE.
* expr.c (expand_assignment): Apply special treatment to
        ARRAY_TYPE.

From-SVN: r60437
2002-12-23 10:26:13 -05:00
Zack Weinberg
4977bab6ed Merge basic-improvements-branch to trunk
From-SVN: r60174
2002-12-16 18:23:00 +00:00
Kazu Hirata
09da15320b c-decl.c: Fix a comment typo.
* c-decl.c: Fix a comment typo.
	* cfg.c: Likewise.
	* cfgcleanup.c: Likewise.
	* cfglayout.c: Likewise.
	* cfgrtl.c: Likewise.
	* c-typeck.c: Likewise.
	* dominance.c: Likewise.
	* dwarf2asm.c: Likewise.
	* dwarfout.c: Likewise.
	* expmed.c: Likewise.
	* expr.c: Likewise.
	* final.c: Likewise.
	* flow.c: Likewise.
	* function.c: Likewise.
	* gcc.c: Likewise.
	* genautomata.c: Likewise.
	* integrate.c: Likewise.
	* loop.c: Likewise.
	* loop.h: Likewise.
	* output.h: Likewise.
	* profile.c: Likewise.
	* ra.h: Likewise.
	* reload1.c: Likewise.
	* reload.c: Likewise.
	* sched-rgn.c: Likewise.
	* stmt.c: Likewise.
	* tree.h: Likewise.
	* vmsdbgout.c: Likewise.

From-SVN: r60085
2002-12-13 00:17:22 +00:00
Richard Henderson
3a04ff6433 target.h (gcc_target): Add cannot_force_const_mem.
* target.h (gcc_target): Add cannot_force_const_mem.
        * target-def.h (TARGET_CANNOT_FORCE_CONST_MEM): New.
        (TARGET_INITIALIZER): Add it.
        * varasm.c (force_const_mem): Fail if cannot_force_const_mem.
        * expr.c (emit_move_insn): Be prepared for force_const_mem to fail.
        * reload1.c (reload): Likewise.
        * hooks.c (hook_bool_rtx_false): New.
        * hooks.h: Declare it.

        * config/i386/i386.c (ix86_cannot_force_const_mem): New.
        (TARGET_CANNOT_FORCE_CONST_MEM): New.
        (ix86_expand_move): Remove de-const-pooling hack.

	* gcc.dg/tls/opt-4.c: New.

From-SVN: r59971
2002-12-09 15:54:01 -08:00
Steve Ellcey
9ac3e73b40 tm.texi (FUNCTION_ARG_REG_LITTLE_ENDIAN): Remove definition.
* doc/tm.texi (FUNCTION_ARG_REG_LITTLE_ENDIAN): Remove definition.
	* defaults.h (FUNCTION_ARG_REG_LITTLE_ENDIAN): Remove definition.
	* calls.c (store_unaligned_arguments_into_pseudos) Remove
	FUNCTION_ARG_REG_LITTLE_ENDIAN.
	* stmt.c (expand_return): Ditto.
	* expr.c (move_block_from_reg): Ditto.
	(copy_blkmode_from_reg): Ditto.
	* expmed.c (store_bit_field): Ditto.

From-SVN: r59962
2002-12-09 17:54:07 +00:00
Jakub Jelinek
61f6c84f21 expr.c (expand_expr): Never modify exp in place.
* expr.c (expand_expr) <case COND_EXPR>: Never modify exp in place.

	* gcc.c-torture/execute/20021204-1.c: New test.

From-SVN: r59881
2002-12-06 08:07:57 +01:00
John David Anglin
084a11066f expr.c (gen_group_rtx, [...]): New functions.
* expr.c (gen_group_rtx, emit_group_move): New functions.
	* expr.h (gen_group_rtx, emit_group_move): Prototype.
	* function.c (expand_function_start): Use gen_group_rtx to create a
	PARALLEL rtx to hold the return value when the real return rtx is a
	PARALLEL.
	(expand_function_end): Use emit_group_move to move the return value
	from a PARALLEL to the real return registers.
	* rtl.h (REG_FUNCTION_VALUE_P): Allow function values to be returned
	in PARALLELs.

From-SVN: r59554
2002-11-27 02:29:12 +00:00
Steve Ellcey
27e58a706f emit-rtl.c (gen_reg_rtx): Simplify mapping of Complex type to component type using GET_MODE_INNER.
* emit-rtl.c (gen_reg_rtx): Simplify mapping of Complex type
	to component type using GET_MODE_INNER.
	* expr.c (emit_move_insn_1): Ditto.
	* optabs.c (expand_binop): Ditto.
	(expand_unop): Ditto.
	(expand_complex_abs): Ditto.

From-SVN: r59317
2002-11-20 21:52:59 +00:00
H.J. Lu
2da4124d3d calls.c (PUSH_ARGS_REVERSED): Define only if not defined.
2002-11-10  H.J. Lu <hjl@gnu.org>

	* calls.c (PUSH_ARGS_REVERSED): Define only if not defined.
	* expr.c (PUSH_ARGS_REVERSED): Likewise.

	* config/i386/i386.h (PUSH_ARGS_REVERSED): Set to 1.

From-SVN: r59002
2002-11-10 19:13:18 -08:00
Jan Hubicka
075fc17aa5 expr.c (emit_move_insn): Use SCALAR_FLOAT_MODE_P
* expr.c (emit_move_insn):  Use SCALAR_FLOAT_MODE_P
	* machmode.h (SCALAR_FLOAT_MODE_P): New macro.

From-SVN: r58712
2002-11-01 09:35:24 +00:00
Eric Botcazou
6e7727ebee expr.c (expand_expr): Don't use simplify_binary_operation; check for zero operands explicitly.
* expr.c (expand_expr) [PLUS]: Don't use simplify_binary_operation;
        check for zero operands explicitly.

From-SVN: r58623
2002-10-29 06:20:16 -08:00
Steve Ellcey
37d0b2542c expr.c (convert_move): If unsignedp is less then zero there is no equivalent code.
* expr.c (convert_move): If unsignedp is less then zero there
	is no equivalent code.

From-SVN: r58502
2002-10-24 19:52:23 +00:00
Jan Hubicka
74f6d07186 * expr.c (do_tablejump): Fix typo in my previous commit.
From-SVN: r58179
2002-10-15 20:09:32 +00:00
Jan Hubicka
1877be457e re PR c/7344 (performance regression on huge case statements)
* i386.md (movv2di_internal): New pattern.
	(movv2df_internal, movv8hi_internal, movv16qi_internal): Fix predicate.
	(movv2di): New expander.
	* i386.c (ix86_preferred_reload_class): Return NO_REGS for vector operands.

	* i386.c (ix86_expand_timode_binop_builtin): Delete.
	(builtin_description): Add SSE1 logicals; rename SSE2 logicals.
	(ix86_init_mmx_sse_builtins): Kill SSE1 logicals.
	(ix86_expand_builtin): Likewise.
	* i386.h (sse_andti4_df_1, sse_andti3_df_2, sse_andti3_sf_1, sse_andti3_sf_2,
        sse_andti3,
	sse_andnti4_df_1, sse_andti3_df_2, sse_andti3_sf_1, sse_andti3_sf_2,
        sse_andnti3,
	sse_orti4_df_1, sse_orti3_df_2, sse_orti3_sf_1, sse_orti3_sf_2,
        sse_orti3,
	sse_xorti4_df_1, sse_xorti3_df_2, sse_xorti3_sf_1, sse_xorti3_sf_2,
        sse_xorti3): Kill.
	(sse_andv4sf3, sse_andnv4sf3, sse_orv2df3, sse_xorv2df3, sse_andv2df3,
	 sse_andnv2df3, sse_orv2df3, sse_xorv2df3): New expanders.
	(*sse_andv4sf3, *sse_andnv2df3, *sse_orv4sf3, *sse_xorv4sf3, *sse_andv2df3,
	 *sse_andnv2df3, *sse_orv2df3, *sse_xorv2df3): New patterns.
	(*sse_andsf3, *sse_andndf3, *sse_ordf3, *sse_xordf3, *sse_anddf3,
	 *sse_andndf3, *sse_orv2df3, *sse_xorv2df3): New patterns.

	* xmmintrin.h (__m128i): Define as __v2di.

	PR c/7344
	* predict.c (can_predict_insn_p): New function.
	(estimate_probability): Avoid unnecesary work.
	(process_note_prediction): Likewise.
	* toplev.c (rest_of_compilation): Account early branch prediction pass
	as TV_BRANCH_PROB.

	PR c++/6419
	(expand_expr): Use DECL_RTL_SET_P.

From-SVN: r58156
2002-10-15 08:24:36 +00:00
Eric Botcazou
4ef7870a4d re PR c/7411 (cistore.c:392: Internal compiler error in instantiate_virtual_regs_1, at function.c:3974)
PR c/7411
 * expr.c (expand_expr) [PLUS]: Simplify after the operands
 have been expanded in EXPAND_NORMAL mode.

Co-Authored-By: Volker Reichelt <reichelt@igpm.rwth-aachen.de>

From-SVN: r57882
2002-10-07 00:37:12 -07:00
Ulrich Weigand
1717e19e2f expr.c (expand_expr): Convert A - const to A + (-const) on RTX level, even for unsigned types.
* expr.c (expand_expr) [MINUS_EXPR]: Convert A - const to
	A + (-const) on RTX level, even for unsigned types.

From-SVN: r57543
2002-09-26 18:23:55 +00:00
Kazu Hirata
cc2902df52 dbxout.c: Follow spelling conventions.
* dbxout.c: Follow spelling conventions.
	* defaults.h: Likewise.
	* df.c: Likewise.
	* diagnostic.h: Likewise.
	* doloop.c: Likewise.
	* dwarf2out.c: Likewise.
	* dwarfout.c: Likewise.
	* emit-rtl.c: Likewise.
	* except.c: Likewise.
	* explow.c: Likewise.
	* expmed.c: Likewise.
	* expr.c: Likewise.
	* expr.h: Likewise.
	* flags.h: Likewise.
	* flow.c: Likewise.
	* fold-const.c: Likewise.
	* function.c: Likewise.
	* function.h: Likewise.
	* gcc.c: Likewise.
	* gcov-io.h: Likewise.
	* gcov.c: Likewise.
	* gcse.c: Likewise.
	* genattrtab.c: Likewise.
	* genconfig.c: Likewise.
	* genrecog.c: Likewise.
	* ggc-page.c: Likewise.
	* ggc.h: Likewise.
	* global.c: Likewise.
	* gthr-win32.h: Likewise.
	* integrate.c: Likewise.
	* jump.c: Likewise.
	* langhooks.c: Likewise.
	* langhooks.h: Likewise.
	* line-map.h: Likewise.
	* local-alloc.c: Likewise.
	* longlong.h: Likewise.
	* loop.c: Likewise.
	* loop.h: Likewise.

From-SVN: r57406
2002-09-22 14:09:34 +00:00
Richard Henderson
cb38fd88af expr.c (emit_block_move): Set memory block size as appropriate for the copy.
* expr.c (emit_block_move): Set memory block size as appropriate
        for the copy.

From-SVN: r57233
2002-09-16 23:56:47 -07:00
John David Anglin
015b1ad1df expr.c (emit_group_load): Revise to allow splitting TCmode source into DImode pieces.
* expr.c (emit_group_load): Revise to allow splitting TCmode source
	into DImode pieces.
	* pa-64.h (LONG_DOUBLE_TYPE_SIZE): Define to 128.
	* pa64-regs.h (CLASS_CANNOT_CHANGE_MODE_P): Inhibit changes from SImode
	for floating-point register class.
	* pa.c (function_arg): Fix handling of modes wider than one word for
	TARGET_64BIT.

From-SVN: r56805
2002-09-04 18:09:32 +00:00
Graham Stott
c7a009a25e * expr.c (expand_expr): Remove extraneous comment and code.
From-SVN: r56744
2002-09-03 00:33:34 +00:00
Richard Henderson
98c0d8d105 * expr.c (block_move_libcall_safe_for_call_parm): Fix thinko.
From-SVN: r56710
2002-08-31 14:11:54 -07:00
Richard Henderson
44bb111a78 expr.h (enum block_op_methods): New.
* expr.h (enum block_op_methods): New.
        (emit_block_move): Update prototype.
        * expr.c (block_move_libcall_safe_for_call_parm): New.
        (emit_block_move_via_loop): New.
        (emit_block_move): Use them.  New argument METHOD.
        (emit_push_insn): Always respect the given alignment.
        (expand_assignment): Update call to emit_block_move.
        (store_expr, store_field, expand_expr): Likewise.
        * builtins.c (expand_builtin_apply): Likewise.
        (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
        * function.c (expand_function_end): Likewise.
        * config/sh/sh.c (sh_initialize_trampoline): Likewise.
        * config/sparc/sparc.c (sparc_va_arg): Likewise.
        * calls.c (expand_call, emit_library_call_value_1): Likewise.
        (save_fixed_argument_area): Use emit_block_move with
        BLOCK_OP_CALL_PARM instead of move_by_pieces.
        (restore_fixed_argument_area): Likewise.
        (store_one_arg): Fix alignment parameter to emit_push_insn.

From-SVN: r56661
2002-08-29 12:20:01 -07:00
Richard Henderson
4ca79136cf expr.c (TARGET_MEM_FUNCTIONS): Transform to boolean.
* expr.c (TARGET_MEM_FUNCTIONS): Transform to boolean.
        (emit_block_move): Split out subroutines.
        (emit_block_move_via_movstr): New.
        (emit_block_move_via_libcall): New.  Emit bcopy via normal call also.
        (emit_block_move_libcall_fn): New.  Construct function prototype for
        bcopy as well.
        (clear_storage): Split out subroutines.
        (clear_storage_via_clrstr): New.
        (clear_storage_via_libcall): New. Emit bzero as a normal call also.
        (clear_storage_libcall_fn): New.  Construct function prototype for
        bzero as well.
        (emit_push_insn): Use emit_block_move.
        (expand_assignment): Booleanize TARGET_MEM_FUNCTIONS.
        (store_constructor): Likewise.

From-SVN: r56464
2002-08-20 02:47:18 -07:00
Hans-Peter Nilsson
e56fc090cb expr.c (store_expr): In condition for checking if value is generated in TARGET...
* expr.c (store_expr): In condition for checking if value is
	generated in TARGET, move call to expr_size last.

From-SVN: r56217
2002-08-12 00:57:55 +00:00
Geoffrey Keating
6d9f628e05 Index: ChangeLog
2002-08-04  Geoffrey Keating  <geoffk@redhat.com>

	* Makefile.in (sdbout.o): Doesn't need $(OBSTACK_H).
	* collect2.h (permanent_obstack): Delete declaration.
	* collect2.c (permanent_obstack): Delete definition.
	(main): Don't initialise permanent_obstack.  Use xstrdup instead.
	* expr.c: Don't include obstack.h.
	(permanent_obstack): Delete declaration.
	* function.c: Don't include obstack.h.
	(permanent_obstack): Delete declaration.
	* integrate.c: Don't include obstack.h.
	(function_maybepermanent_obstack): Delete declaration.
	* print-tree.c (debug_tree): Use x*alloc not permalloc.
	* sdbout.c (gen_fake_label): Use x*alloc not permalloc.
	* tlink.c (pfgets): Use xstrdup not permanent_obstack.
	* toplev.c (lang_independent_init): Rename init_obstacks to init_ttree.
	* tree.h: Rename init_obstacks to init_ttree.  Remove declarations
	of permalloc, expralloc, perm_calloc.
	* tree.c (permanent_obstack): Delete definition.
	(init_ttree): Rename from init_obstacks.
	(permalloc): Delete.
	(perm_calloc): Delete.
	(dump_tree_statistics): Don't print information about
	permanent_obstack.
	* varasm.c (assemble_start_function): Use xstrdup instead of
	permalloc/strcpy.
	(assemble_variable): Likewise.
	* config/alpha/alpha.c (unicosmk_need_dex): Use xmalloc instead of
	permalloc.
	(unicosmk_add_extern): Likewise.
	* config/c4x/c4x.c (c4x_external_ref): Likewise.
	(c4x_global_label): Likewise.
	* config/frv/frv.c (frv_encode_section_info): Likewise.
	* config/i386/winnt.c (i386_pe_record_external_function): Likewise.
	(i386_pe_record_exported_symbol): Likewise.
	* config/mips/mips.c (mips_output_external): Likewise.
	(mips_output_external_libcall): Likewise.
	* config/pa/pa.c: (permanent_obstack): Delete declaration.
	(output_call): Use ggc_strdup instead of allocating on
	permanent_obstack.
	* config/romp/romp.c: Include ggc.h.
	(get_symref): Don't declare permanent_obstack, use ggc_strdup
	intead of permanent_obstack.
	* config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use concat
	instead of permalloc.
	* config/rs6000/rs6000.c (rs6000_gen_section_name): Use xmalloc
	instead of permalloc
	* config/rs6000/xcoff.h (ASM_OUTPUT_EXTERNAL): Use concat
	instead of permalloc.
	* config/vax/vax.c (vms_check_external): Use xmalloc instead of
	permalloc.

Index: cp/ChangeLog
2002-08-04  Geoffrey Keating  <geoffk@redhat.com>

	* cvt.c (ocp_convert): Delete obsolete code.
	* parse.y (permanent_obstack): Delete declaration.
	* pt.c (permanent_obstack): Delete declaration.
	* repo.c (permanent_obstack): Delete declaration.
	(open_repo_file): Use xmalloc instead of permanent_obstack.
	(init_repo): Use xstrdup instead of permanent_obstack.

Index: java/ChangeLog
2002-08-04  Geoffrey Keating  <geoffk@redhat.com>

	* class.c: (permanent_obstack): Delete declaration.
	* constants.c: (permanent_obstack): Delete declaration.
	* except.c: (permanent_obstack): Delete declaration.
	* expr.c: (permanent_obstack): Delete declaration.
	* jcf-parse.c: (permanent_obstack): Delete declaration.
	(saveable_obstack): Delete declaration.
	* parse.h: (permanent_obstack): Delete declaration.
	* typeck.c: (permanent_obstack): Delete declaration.

From-SVN: r56035
2002-08-04 22:45:31 +00:00