PR debug/48343
* combine.c (combine_instructions): Add last_combined_insn,
update it if insn is after it, pass it to all try_combine
calls.
(try_combine): Add last_combined_insn parameter, pass it instead of
i3 to propagate_for_debug.
* gcc.dg/torture/pr48343.c: New test.
From-SVN: r172108
2011-04-07 Tom de Vries <tom@codesourcery.com>
PR target/43920
* cfgcleanup.c (try_crossjump_to_edge): Add dir parameter. Pass dir to
flow_find_cross_jump. Swap variables to implement backward replacement.
(try_crossjump_bb): Add argument to try_crossjump_to_edge.
From-SVN: r172094
2011-04-07 Tom de Vries <tom@codesourcery.com>
PR target/43920
* lib/scanasm.exp (object-size): New proc.
* gcc.target/arm/pr43920-2.c: New test.
From-SVN: r172093
2011-04-07 Tom de Vries <tom@codesourcery.com>
PR target/43920
* cfgcleanup.c (walk_to_nondebug_insn): New function.
(flow_find_cross_jump): Use walk_to_nondebug_insn. Recalculate bb1 and
bb2.
(try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not src1
or src2. Redirect edges to the last basic block. Update frequency and
count on multiple basic blocks in case of fallthru.
From-SVN: r172091
2011-04-07 Tom de Vries <tom@codesourcery.com>
PR target/43920
* cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
function.
(old_insns_match_p): Change return type. Replace return false/true with
return dir_none/dir_both. Use can_replace_by.
(flow_find_cross_jump): Add dir_p parameter. Init replacement direction
from dir_p. Register replacement direction in dir, last_dir and
afterlast_dir. Handle new return type of old_insns_match_p using
merge_dir. Return replacement direction in dir_p.
(flow_find_head_matching_sequence, outgoing_edges_match): Handle new
return type of old_insns_match_p.
(try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
* ifcvt.c ( cond_exec_process_if_block): Add argument to call to
flow_find_cross_jump.
* basic-block.h (enum replace_direction): New type.
(flow_find_cross_jump): Add parameter to declaration.
From-SVN: r172090
In C++0x mode, import iota and is_sorted from namespace std into
namespace __gnu_cxx to avoid ambiguous call errors. copy_n would be a
good candidate for this too, except it was standardized with a
different return type.
Tested:
`make -k check-c++` on x86_64-unknown-linux-gnu.
libstdc++-v3/ChangeLog:
2011-04-06 Jeffrey Yasskin <jyasskin@google.com>
* include/ext/algorithm (is_sorted): In C++0x mode import from
namespace std.
* include/ext/numeric (iota): In C++0x mode import from
namespace std.
* testsuite/ext/is_sorted/cxx0x.cc: New.
* testsuite/ext/iota/cxx0x.cc: New.
From-SVN: r172073
* go-gcc.cc (if_statement): Use build3_loc.
(Gcc_backend::switch_statement): New function.
(Gcc_backend::statement_list): New function.
From-SVN: r172066
2011-04-06 Tobias Burnus <burnus@net-b.de>
PR fortran/18918
* caf/mpi.c (_gfortran_caf_init, _gfortran_caf_finalize):
Add global variable caf_mpi_initialized and use it for when
finalizing.
From-SVN: r172059
Rename some temporary conversion functions to shorter names.
* go-gcc.cc (Gcc_backend::if_statement): New function.
(tree_to_stat): New function.
(expr_to_tree): Renamed from expression_to_tree.
(stat_to_tree): Renamed from statement_to_tree.
From-SVN: r172052
PR debug/48466
* dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
as base_reg whatever register reg has been eliminated to, instead
of hardcoding STACK_POINTER_REGNUM.
* gcc.dg/guality/pr36977.c: New test.
* gcc.dg/guality/pr48466.c: New test.
From-SVN: r172039
* doc/tm.texi.in: Document C target hooks as separate from general
target hooks.
* doc/tm.texi: Regenerate.
* genhooks.c (struct hook_desc): Add docname field.
(HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC). Initialize
docname field.
(hook_array): Include c-target.def.
(emit_documentation): Use docname field in output.
(emit_init_macros): Take docname argument. Only emit definitions
for hooks matching docname.
(main): Expect additional arguments in all cases. Pass argument
to emit_init_macros.
* target.def: Move initial macro definitions and comments to
target-hooks-macros.h.
(gcc_targetcm): Move to c-family/c-target.def.
* target.h (targetcm): Move declaration to c-family/c-target.h.
* targhooks.c (default_handle_c_option): Move to
c-family/c-opts.c.
* targhooks.h (default_handle_c_option): Move declaration to
c-family/c-common.h.
* target-hooks-macros.h: New file.
* config.gcc (target_has_targetcm): Define and use to add to
c_target_objs and cxx_target_objs.
* config/default-c.c: New file.
* config/darwin-c.c: Include c-target.h and c-target-def.h instead
of target.h and target-def.h.
(TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
(darwin_objc_construct_string, darwin_cfstring_ref_p,
darwin_check_cfstring_format_arg): Make static.
(TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
TARGET_STRING_OBJECT_REF_TYPE_P,
TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
* config/darwin-protos.h (darwin_objc_construct_string,
darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
declare.
* config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
TARGET_STRING_OBJECT_REF_TYPE_P,
TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM):
Remove.
* config/t-darwin (darwin-c.o): Update dependencies.
* system.h (TARGET_HAS_TARGETCM): Poison.
* Makefile.in (TARGET_H): Update.
(TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
(c-family/c-format.o, c-family/c-opts.o): Update dependencies.
(default-c.o): New target.
(s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
(c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New
targets.
(s-tm-texi): Pass -d option to genhooks. Also test timestamp on
c-target.def.
(build/genhooks.o): Update dependencies.
c-family:
* c-target-def.h: New file.
* c-target.def: New file.
* c-target.h: New file.
* c-common.c (targetcm): Don't define here.
* c-common.h (default_handle_c_option): Declare.
* c-format.c: Include c-target.h instead of target.h.
* c-opts.c: Include c-target.h instead of target.h. Explicitly
include tm.h.
(default_handle_c_option): Move from targhooks.c.
objc:
* objc-act.c: Include c-target.h instead of target.h.
* Make-lang.in (objc/objc-act.o): Update dependencies.
From-SVN: r172035
2011-04-06 Richard Guenther <rguenther@suse.de>
* ipa-inline.c (enum inlining_mode): Remove.
(cgraph_flatten): Use some other token.
(cgraph_edge_early_inlinable_p): New function, split out from ...
(cgraph_perform_always_inlining): New function, split out from ...
(cgraph_decide_inlining_incrementally): ... here.
(cgraph_mark_inline_edge): Adjust.
(cgraph_early_inlining): Re-structure.
(pass_early_inline): Require SSA form.
From-SVN: r172033
2011-03-06 Andrew Stubbs <ams@codesourcery.com>
Julian Brown <julian@codesourcery.com>
Mark Shinwell <shinwell@codesourcery.com>
gcc/
* config/arm/arm.h (arm_class_likely_spilled_p): Check against
LO_REGS only for Thumb-1.
(MODE_BASE_REG_CLASS): Restrict base registers to those which can
be used in short instructions when optimising for size on Thumb-2.
Co-Authored-By: Julian Brown <julian@codesourcery.com>
Co-Authored-By: Mark Shinwell <shinwell@codesourcery.com>
From-SVN: r172032
* config/i386/i386.md (attribute isa): New.
(attribute enabled): New.
(setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
(*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
(*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
(*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
(*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
(<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
(*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
(*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
* config/i386/sse.md (VF): New mode iterator.
(VF1): Ditto.
(VF2): Ditto.
(VF_128): Ditto.
(SSEMODEF4): Remove.
(attribute sse): Handle V8SF and V4DF modes.
(<absneg:code><mode>2): Use VF mode iterator.
(*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2. Use VF
mode iterator.
(<plusminus_insn><mode>3): Use VF mode iterator.
(*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
Use VF mode iterator.
(<sse>_vm<plusminus_insn><mode>3): Merge with
*avx_vm<plusminus_insn><mode>3. Use VF_128 mode iterator.
(mul<mode>3): Use VF mode iterator.
(*mul<mode>3): Merge with *avx_mul<mode>3. Use VF mode iterator.
(<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3. Use VF_128
mode iterator.
(div<VF2:mode>3): Merge from divv2df3 and divv4df3.
(div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
(<sse>_div<mode>3): Merge with *avx_div<mode>3. Use VF mode iterator.
(<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3. Use VF_128
mode iterator.
(<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
Use VF1 mode iterator.
(sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
(sqrt<VF2:mode>2): New expander.
(sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
(<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
and sqrtv2df2. Use VF mode iterator.
(<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2. Use VF_128
mode iterator.
(rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
(<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
Use VF1 mode iterator.
(sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
(<smaxmin:code><mode>3): Use VF mode iterator.
(*<smaxmin:code><mode>3_finite): Merge with
*avx_<smaxmin:code><mode>3_finite. Use VF mode iterator.
(*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
(<sse>_vm<smaxmin:code><mode>2): Merge with
*avx_vm<smaxmin:code><mode>2. Use VF_128 mode iterator.
(*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3. Use VF
mode iterator.
(*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3. Use VF
mode iterator.
(sse3_addsubv2df3): Merge with *avx_addsubv2df3.
(sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
(sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
(sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
(avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3. Use
VF mode iterator.
(avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
Use VF_128 mode iterator.
(<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3. Use VF
mode iterator.
(<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3. Use
VF_128 mode iterator.
(vcond<mode>): Use VF mode iterator.
* config/i386/predicates.md (sse_comparison_operator): Merge with
avx_comparison_float_operator. Do not declare as special_predicate.
* config/i386/i386.c (struct builtin_description): Update for renamed
compare patterns.
(ix86_expand_args_builtin): Ditto.
(ix86_expand_sse_compare_mask): Ditto.
From-SVN: r172028
2011-04-06 Richard Guenther <rguenther@suse.de>
* tree-inline.c (estimate_num_insns): For calls simply account
for all passed arguments and a used return value.
From-SVN: r172024
* profile.c (branch_prob): Move declaration of local variable. Remove
obsolete ??? comment. Expand the location explicitly instead of using
the LOCATION_FILE and LOCATION_LINE macros.
From-SVN: r172019
* tree-ssa-threadupdate.c (determine_bb_domination_status): Always
check if BB is a successor of LOOP->header and return NONDOMINATING
if it is not, regardless of ENABLE_CHECKING.
From-SVN: r172004
