Jakub Jelinek [Wed, 3 Jun 2015 15:35:03 +0000 (17:35 +0200)]
backport: re PR middle-end/66133 (Wrong-code with noreturn #pragma omp task body)
Backported from mainline
2015-05-13 Jakub Jelinek <jakub@redhat.com>
PR middle-end/66133
* omp-low.c (expand_omp_taskreg): For GIMPLE_OMP_TASK expansion,
make sure it is never noreturn, even when the task body does not
return.
(lower_omp_taskreg): For GIMPLE_OMP_TASK, emit GIMPLE_OMP_CONTINUE
right before GIMPLE_OMP_RETURN.
(make_gimple_omp_edges): Accept GIMPLE_OMP_CONTINUE as ->cont
for GIMPLE_OMP_TASK. For GIMPLE_OMP_RETURN corresponding to
GIMPLE_OMP_TASK add an EDGE_ABNORMAL edge from entry to exit.
Jakub Jelinek [Wed, 3 Jun 2015 15:33:59 +0000 (17:33 +0200)]
backport: re PR middle-end/65984 (ICE: definition in block 4 does not dominate use in block 2 with -fnon-call-exceptions -fsanitize=enum)
Backported from mainline
2015-05-04 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/65984
* ubsan.c: Include tree-cfg.h.
(instrument_bool_enum_load): Use stmt_ends_bb_p instead of
stmt_could_throw_p test, rename can_throw variable to ends_bb.
Jakub Jelinek [Wed, 3 Jun 2015 15:31:46 +0000 (17:31 +0200)]
backport: re PR middle-end/65597 (ICE in build_outer_var_ref, at omp-low.c:1043)
Backported from mainline
2015-03-30 Jakub Jelinek <jakub@redhat.com>
PR fortran/65597
* trans-openmp.c (gfc_trans_omp_do): For !simple simd with explicit
linear clause for the iterator set OMP_CLAUSE_LINEAR_NO_COPYIN.
For implcitly added !simple OMP_CLAUSE_LINEAR set it too. Use step 1
instead of the original step on the new iterator - count.
* testsuite/libgomp.fortran/pr65597.f90: New test.
Jakub Jelinek [Wed, 3 Jun 2015 15:30:58 +0000 (17:30 +0200)]
backport: re PR target/65504 (select case with strings and -fgcse -O)
2015-06-03 Jakub Jelinek <jakub@redhat.com>
Backported from mainline
2015-03-23 Jakub Jelinek <jakub@redhat.com>
PR target/65504
* config/i386/i386.c (ix86_copy_addr_to_reg): Set REG_POINTER
on the pseudo.
(expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Set
REG_POINTER on *destptr after adjusting it for prologue size.
Jakub Jelinek [Wed, 3 Jun 2015 15:27:43 +0000 (17:27 +0200)]
backport: re PR tree-optimization/65450 (Unaligned access with -O3 -mtune=k8)
Backported from mainline
2015-03-18 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/65450
* tree-vect-data-refs.c (vect_duplicate_ssa_name_ptr_info): New
function.
(vect_create_addr_base_for_vector_ref, vect_create_data_ref_ptr): Use
it instead of duplicate_ssa_name_ptr_info.
Jakub Jelinek [Wed, 3 Jun 2015 15:25:15 +0000 (17:25 +0200)]
backport: re PR gcov-profile/64634 (gcov reports catch(...) as not executed)
Backported from mainline
2015-02-18 Jakub Jelinek <jakub@redhat.com>
PR gcov-profile/64634
* tree-eh.c (frob_into_branch_around): Fix up typos
in function comment.
(lower_catch): Put eh_seq resulting from EH lowering of
the cleanup sequence after the cleanup rather than before
it.
Backport from mainline
2015-05-26 Michael Matz <matz@suse.de>
PR middle-end/66251
* tree-vect-stmts.c (vect_create_vectorized_demotion_stmts): Always set
STMT_VINFO_VEC_STMT, also with SLP.
* gcc.dg/vect/pr66251.c: New test.
2015-05-22 Richard Biener <rguenther@suse.de>
PR tree-optimization/66251
* tree-vect-stmts.c (vectorizable_conversion): Properly
set STMT_VINFO_VEC_STMT even for the SLP case.
* gfortran.fortran-torture/compile/pr66251.f90: New testcase.
2015-05-27 Richard Biener <rguenther@suse.de>
PR tree-optimization/66272
Revert parts of
2014-08-15 Richard Biener <rguenther@suse.de>
PR tree-optimization/62031
* tree-data-ref.c (dr_analyze_indices): Do not set
DR_UNCONSTRAINED_BASE.
(dr_may_alias_p): All indirect accesses have to go the
formerly DR_UNCONSTRAINED_BASE path.
* tree-data-ref.h (struct indices): Remove
unconstrained_base member.
(DR_UNCONSTRAINED_BASE): Remove.
* gcc.dg/torture/pr66272.c: New testcase.
2015-05-13 Richard Biener <rguenther@suse.de>
PR tree-optimization/66123
* tree-ssa-dom.c (propagate_rhs_into_lhs): Check if we found
a taken edge.
* gcc.dg/torture/pr66123.c: New testcase.
2015-06-02 Richard Biener <rguenther@suse.de>
PR debug/65549
* dwarf2out.c (lookup_context_die): New function.
(resolve_addr): Avoid forcing a full DIE for the
target of a DW_TAG_GNU_call_site during late compilation.
Instead create a stub DIE without a type if we have a
context DIE present.
backport: varasm.c (output_constant_pool_1): Pass down alignment from constant pool entry's descriptor to output_constant_pool_2.
Backported from mainline
2015-05-14 Rohit Arul Raj <rohitarulraj@freescale.com>
* varasm.c (output_constant_pool_1): Pass down alignment from
constant pool entry's descriptor to output_constant_pool_2.
(output_object_block): Add comment prior to call to
output_constant_pool_1.
Andreas Krebbel [Tue, 12 May 2015 11:29:35 +0000 (11:29 +0000)]
S/390: Adjust zEC12 scheduling
* config/s390/2827.md: Split zEC12_simple into zEC12_simple_int
and zEC12_simple_fp.
* config/s390/s390.c (s390_issue_rate): Set issue rate for zEC12
to 1.
Jack Howarth [Wed, 6 May 2015 00:33:49 +0000 (00:33 +0000)]
backport: re PR target/61352 (gcc 4.9.0 fails to execute dsymutil when linking executables on darwin)
2015-05-05 Jack Howarth <howarth.at.gcc@gmail.com>
Backport from mainline
2014-05-29 Mike Stump <mikestump@comcast.net>
PR debug/61352
* collect2.c (maybe_run_lto_and_relink): Be sure to always run
post ld passes when lto is used.
Peter Bergner [Tue, 5 May 2015 14:25:35 +0000 (09:25 -0500)]
backport: re PR target/64579 (__TM_end __builtin_tend failed to return transactional state)
gcc/
Backport from mainline.
2015-04-27 Peter Bergner <bergner@vnet.ibm.com>
PR target/64579
* config/rs6000/htm.md: Remove all define_expands.
(UNSPECV_HTM_TABORTDC, UNSPECV_HTM_TABORTDCI, UNSPECV_HTM_TABORTWC,
UNSPECV_HTM_TABORTWCI): Remove.
(UNSPECV_HTM_TABORTXC, UNSPECV_HTM_TABORTXCI, UNSPECV_HTM_TTEST): New.
(tabort_internal, tbegin_internal, tcheck_internal, tend_internal,
trechkpt_internal, treclaim_internal, tsr_internal): Rename from this...
(tabort, tbegin, tcheck, tend, trechkpt, treclaim, tsr): ...to this.
(tabortdc_internal, tabortdci_internal, tabortwc_internal,
tabortwci_internal): Remove define_insns.
(tabort<wd>c, tabort<wd>ci): New define_insns.
(tabort): Use gpc_reg_operand.
(tcheck): Remove operand.
(htm_mfspr_<mode>, htm_mtspr_<mode>): Use GPR mode macro.
* config/rs6000/htmxlintrin.h (__TM_end): Use _HTM_TRANSACTIONAL as
expected value.
* config/rs6000/rs6000-builtin.def (BU_HTM_SPR0): Remove.
(BU_HTM_SPR1): Rename to BU_HTM_V1. Remove use of RS6000_BTC_SPR.
(tabort, tabortdc, tabortdci, tabortwc, tabortwci, tbegin,
tcheck, tend, tendall, trechkpt, treclaim, tresume, tsuspend,
tsr, ttest): Pass in the RS6000_BTC_CR attribute.
(get_tfhar, set_tfhar, get_tfiar, set_tfiar, get_texasr, set_texasr,
get_texasru, set_texasru): Pass in the RS6000_BTC_SPR attribute.
(tcheck): Remove builtin argument.
* config/rs6000/rs6000.c (rs6000_htm_spr_icode): Use TARGET_POWERPC64
not TARGET_64BIT.
(htm_expand_builtin): Fix usage of expandedp. Disallow usage of the
tabortdc and tabortdci builtins when not in 64-bit mode.
Modify code to handle the loss of the HTM define_expands.
Emit code to copy the CR register to TARGET.
(htm_init_builtins): Modify code to handle the loss of the HTM
define_expands.
* config/rs6000/rs6000.h (RS6000_BTC_32BIT): Delete.
(RS6000_BTC_64BIT): Likewise.
(RS6000_BTC_CR): New macro.
* doc/extend.texi: Update documentation for htm builtins.
gcc/testsuite/
Backport from mainline.
2015-04-27 Peter Bergner <bergner@vnet.ibm.com>
PR target/64579
* gcc.target/powerpc/htm-1.c: New test.
* gcc.target/powerpc/htm-builtin-1.c (__builtin_tabortdc): Only test
on 64-bit compiles.
(__builtin_tabortdci): Likewise.
(__builtin_tcheck): Remove operand.
* lib/target-supports.exp (check_htm_hw_available): New function.
[...]/source-gcc/gcc/testsuite/g++.dg/gomp/tpl-target-update.C: In instantiation of 'void f(T, T) [with T = int]':
[...]/source-gcc/gcc/testsuite/g++.dg/gomp/tpl-target-update.C:19:9: required from here
[...]/source-gcc/gcc/testsuite/g++.dg/gomp/tpl-target-update.C:10:9: internal compiler error: tree check: expected oacc_parallel or oacc_kernels or oacc_data or oacc_host_data or omp_parallel or omp_task or omp_for or omp_simd or cilk_simd or cilk_for or omp_distribute or oacc_loop or omp_teams or omp_target_data or omp_target or omp_sections or omp_single, have omp_target_update in tsubst_expr, at cp/pt.c:14209
0xf5aae1 tree_range_check_failed(tree_node const*, char const*, int, char const*, tree_code, tree_code)
[...]/source-gcc/gcc/tree.c:9384
0x66e201 tree_range_check
[...]/source-gcc/gcc/tree.h:2979
0x66e201 tsubst_expr
[...]/source-gcc/gcc/cp/pt.c:14209
0x6695e3 tsubst_expr
[...]/source-gcc/gcc/cp/pt.c:13752
0x66ac07 tsubst_expr
[...]/source-gcc/gcc/cp/pt.c:13938
0x667c41 instantiate_decl(tree_node*, int, bool)
[...]/source-gcc/gcc/cp/pt.c:20367
0x6ae386 instantiate_pending_templates(int)
[...]/source-gcc/gcc/cp/pt.c:20484
0x6edc3d cp_write_global_declarations()
[...]/source-gcc/gcc/cp/decl2.c:4456
Backport from trunk r222564:
gcc/cp/
* pt.c (tsubst_expr) <OMP_TARGET_UPDATE>: Use
OMP_TARGET_UPDATE_CLAUSES instead of OMP_CLAUSES.
gcc/testsuite/
* g++.dg/gomp/tpl-target-update.C: New file.
Backport from Mainline
2014-11-20 Tejas Belagod <tejas.belagod@arm.com>
* config/aarch64/aarch64-protos.h (aarch64_classify_symbol):
Fixup prototype.
* config/aarch64/aarch64.c (aarch64_expand_mov_immediate,
aarch64_cannot_force_const_mem, aarch64_classify_address,
aarch64_classify_symbolic_expression): Fixup call to
aarch64_classify_symbol.
(aarch64_classify_symbol): Add range-checking for
symbol + offset addressing for tiny and small models.
Backport from mainline
2014-11-20 Tejas Belagod <tejas.belagod@arm.com>
Michael Meissner [Fri, 24 Apr 2015 23:44:41 +0000 (23:44 +0000)]
backport: re PR target/65849 (Add missing tuning knobs to #pragma target/attribute target support)
2015-04-24 Michael Meissner <meissner@linux.vnet.ibm.com>
Backport from mainline
2015-04-24 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/65849
* config/rs6000/rs6000.opt (-mvsx-align-128): Make options that
save to independent variables use the Save attribute. This will
allow these options to be modified with the #pragma/attribute
target support.
(-mallow-movmisalign): Likewise.
(-mallow-df-permute): Likewise.
(-msched-groups): Likewise.
(-malways-hint): Likewise.
(-malign-branch-targets): Likewise.
(-mvectorize-builtins): Likewise.
(-msave-toc-indirect): Likewise.
* config/rs6000/rs6000.c (rs6000_opt_masks): Add more options that
can be set via the #pragma/attribute target support.
(rs6000_opt_vars): Likewise.
(rs6000_inner_target_options): If VSX was set, also set
-mno-avoid-indexed-addresses.
Bill Schmidt [Fri, 24 Apr 2015 21:16:35 +0000 (21:16 +0000)]
backport: altivec.md (*altivec_lvx_<mode>_internal): Remove asterisk from name so this can be generated directly.
2015-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Backport from mainline r222385
2015-04-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/altivec.md (*altivec_lvx_<mode>_internal): Remove
asterisk from name so this can be generated directly.
(*altivec_stvx_<mode>_internal): Likewise.
* config/rs6000/rs6000.c (rs6000_emit_le_vsx_store): Add assert
that this is never called during or after reload/lra.
(rs6000_frame_related): Remove split_reg
argument and logic that references it.
(emit_frame_save): Remove last parameter from call to
rs6000_frame_related.
(rs6000_emit_prologue): Remove last parameter from eight calls to
rs6000_frame_related. Force generation of stvx instruction for
Altivec register saves. Remove split_reg handling, which is no
longer needed.
(rs6000_emit_epilogue): Force generation of lvx instruction for
Altivec register restores.
2015-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Backport from mainline r222351
2015-04-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (rtx_is_swappable_p): Commentary
adjustments.
(insn_is_swappable_p): Return 1 for a convert from double to
single precision when all of its uses are splats of BE element
zero.
[gcc/testsuite]
2015-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Backport from mainline r222351
2015-04-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Bill Schmidt [Fri, 24 Apr 2015 13:45:08 +0000 (13:45 +0000)]
backport: re PR target/65456 (powerpc64le autovectorized copy loop missed optimization)
[gcc]
2015-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Backport from mainline r222349
2015-04-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR target/65456
* config/rs6000/rs6000.c (rs6000_option_override_internal): For
VSX + POWER8, enable TARGET_ALLOW_MOVMISALIGN and
TARGET_EFFICIENT_UNALIGNED_VSX if not selected by command line
option.
(rs6000_builtin_mask_for_load): Return 0 for targets with
efficient unaligned VSX accesses so that the vectorizer will use
direct unaligned loads.
(rs6000_builtin_support_vector_misalignment): Always return true
for targets with efficient unaligned VSX accesses.
(rs6000_builtin_vectorization_cost): Cost of unaligned loads and
stores on targets with efficient unaligned VSX accesses is almost
always the same as the cost of an aligned load or store, so model
it that way.
* config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Return 0 for
unaligned vectors if we have efficient unaligned VSX accesses.
* config/rs6000/rs6000.opt (mefficient-unaligned-vector): New
undocumented option.
[gcc/testsuite]
2015-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Backport from mainline r222349
2015-04-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Bill Schmidt [Sun, 19 Apr 2015 16:51:12 +0000 (16:51 +0000)]
backport: re PR target/65787 (Miscompile due to bad vector swap optimization for little endian)
[gcc]
2015-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Jakub Jelinek <jakub@redhat.com>
Backport from mainline r222205
2015-04-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Jakub Jelinek <jakub@redhat.com>
PR target/65787
* config/rs6000/rs6000.c (rtx_is_swappable_p): Ensure that a
subsequent SH_NONE operand does not overwrite an existing *special
value.
(adjust_extract): Handle case where a vec_extract operation is
wrapped in a PARALLEL.
[gcc/testsuite]
2015-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Backport from mainline r222205
2015-04-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
projects / thirdparty / gcc.git / log
