4.7-2013.01 : Linaro GCC (2024)

2013-01-10 Matthew Gretton-Dann <email address hidden>

Merge from FSF GCC 4.7.3 (svn branches/gcc-4_7-branch 194772).

2013-01-10 Matthew Gretton-Dann <email address hidden>

Merge from FSF arm/aarch64-4.7-branch r194220..r194808.

Backport arm-aarch64-4.7 r194220:
gcc/

2012-12-05 Yufeng Zhang <email address hidden>

* config/aarch64/aarch64.c (aarch64_mangle_type): New function.
(TARGET_MANGLE_TYPE): Define.

gcc/testsuite/

2012-12-05 Yufeng Zhang <email address hidden>

* g++.dg/abi/arm_va_list.C: Also test on aarch64*-*-*.

Backport arm-aarch64-4.7 r194222:
[AARCH64-4.7] Backport vectorize standard math patterns.

gcc/

* config/aarch64/aarch64-builtins.c
(aarch64_builtin_vectorized_function): New.
* config/aarch64/aarch64-protos.h
(aarch64_builtin_vectorized_function): Declare.
* config/aarch64/aarch64-simd-builtins.def (frintz, frintp): Add.
(frintm, frinti, frintx, frinta, fcvtzs, fcvtzu): Likewise.
(fcvtas, fcvtau, fcvtps, fcvtpu, fcvtms, fcvtmu): Likewise.
* config/aarch64/aarch64-simd.md
(aarch64_frint_<frint_suffix><mode>): New.
(<frint_pattern><mode>2): Likewise.
(aarch64_fcvt<frint_suffix><su><mode>): Likewise.
(l<fcvt_pattern><su_optab><fcvt_target><VDQF:mode>2): Likewise.
* config/aarch64/aarch64.c (TARGET_VECTORIZE_BUILTINS): Define.
(TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Likewise.
* config/aarch64/aarch64.md
(btrunc<mode>2, ceil<mode>2, floor<mode>2)
(round<mode>2, rint<mode>2, nearbyint<mode>2): Consolidate as...
(<frint_pattern><mode>2): ...this.
(lceil<su_optab><mode><mode>2, lfloor<su_optab><mode><mode>2)
(lround<su_optab><mode><mode>2)
(lrint<su_optab><mode><mode>2): Consolidate as...
(l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): ... this.
* config/aarch64/iterators.md (fcvt_target): New.
(FCVT_TARGET): Likewise.
(FRINT): Likewise.
(FCVT): Likewise.
(frint_pattern): Likewise.
(frint_suffix): Likewise.
(fcvt_pattern): Likewise.

gcc/testsuite/

* gcc.dg/vect/vect-rounding-btrunc.c: New test.
* gcc.dg/vect/vect-rounding-btruncf.c: Likewise.
* gcc.dg/vect/vect-rounding-ceil.c: Likewise.
* gcc.dg/vect/vect-rounding-ceilf.c: Likewise.
* gcc.dg/vect/vect-rounding-floor.c: Likewise.
* gcc.dg/vect/vect-rounding-floorf.c: Likewise.
* gcc.dg/vect/vect-rounding-lceil.c: Likewise.
* gcc.dg/vect/vect-rounding-lfloor.c: Likewise.
* gcc.dg/vect/vect-rounding-nearbyint.c: Likewise.
* gcc.dg/vect/vect-rounding-nearbyintf.c: Likewise.
* gcc.dg/vect/vect-rounding-round.c: Likewise.
* gcc.dg/vect/vect-rounding-roundf.c: Likewise.
* target-supports.exp
(check_effective_target_vect_call_btrunc): New.
(check_effective_target_vect_call_btruncf): Likewise.
(check_effective_target_vect_call_ceil): Likewise.
(check_effective_target_vect_call_ceilf): Likewise.
(check_effective_target_vect_call_floor): Likewise.
(check_effective_target_vect_call_floorf): Likewise.
(check_effective_target_vect_call_lceil): Likewise.
(check_effective_target_vect_call_lfloor): Likewise.
(check_effective_target_vect_call_nearbyint): Likewise.
(check_effective_target_vect_call_nearbyintf): Likewise.
(check_effective_target_vect_call_round): Likewise.
(check_effective_target_vect_call_roundf): Likewise.

Backport arm-aarch64-4.7 r194246:
gcc/

2012-12-05 Yufeng Zhang <email address hidden>

* config/aarch64/aarch64.c (aarch64_simd_mangle_map_entry): New
typedef.
(aarch64_simd_mangle_map): New table.
(aarch64_mangle_type): Locate and return the mangled name for
a given AdvSIMD vector type.

gcc/testsuite/

2012-12-05 Yufeng Zhang <email address hidden>

* g++.dg/abi/mangle-neon-aarch64.C: New test.

Backport arm-aarch64-4.7 r194259:
[AARCH64-4.7] Backport fix to slp-perm-8.c

gcc/testsuite/

Backport from mainline.
2012-05-31 Greta Yorsh <email address hidden>

* lib/target-supports.exp (check_effective_target_vect_char_mult): Add
arm32 to targets.
* gcc.dg/vect/slp-perm-8.c (main): Prevent vectorization
of the initialization loop.
(dg-final): Adjust the expected number of vectorized loops depending
on vect_char_mult target selector.

Backport arm-aarch64-4.7 r194260:
[AARCH64] Implement Vector Permute Support.

gcc/
Backport from mainline.
2012-12-05 James Greenhalgh <email address hidden>

* config/aarch64/aarch64-protos.h
(aarch64_split_combinev16qi): New.
(aarch64_expand_vec_perm): Likewise.
(aarch64_expand_vec_perm_const): Likewise.
* config/aarch64/aarch64-simd.md (vec_perm_const<mode>): New.
(vec_perm<mode>): Likewise.
(aarch64_tbl1<mode>): Likewise.
(aarch64_tbl2v16qi): Likewise.
(aarch64_combinev16qi): New.
* config/aarch64/aarch64.c
(aarch64_vectorize_vec_perm_const_ok): New.
(aarch64_split_combinev16qi): Likewise.
(MAX_VECT_LEN): Define.
(expand_vec_perm_d): New.
(aarch64_expand_vec_perm_1): Likewise.
(aarch64_expand_vec_perm): Likewise.
(aarch64_evpc_tbl): Likewise.
(aarch64_expand_vec_perm_const_1): Likewise.
(aarch64_expand_vec_perm_const): Likewise.
(aarch64_vectorize_vec_perm_const_ok): Likewise.
(TARGET_VECTORIZE_VEC_PERM_CONST_OK): Likewise.
* config/aarch64/iterators.md
(unspec): Add UNSPEC_TBL, UNSPEC_CONCAT.
(V_cmp_result): Add mapping for V2DF.

gcc/testsuite/

Backport from mainline.
2012-12-05 James Greenhalgh <email address hidden>

* lib/target-supports.exp
(check_effective_target_vect_perm): Allow aarch64*-*-*.
(check_effective_target_vect_perm_byte): Likewise.
(check_effective_target_vect_perm_short): Likewise.
(check_effective_target_vect_char_mult): Likewise.
(check_effective_target_vect_extract_even_odd): Likewise.
(check_effective_target_vect_interleave): Likewise.

Backport arm-aarch64-4.7 r194261:
[AARCH64-4.7] Add zip{1, 2}, uzp{1, 2}, trn{1, 2} support for vector permute.

gcc/
Backport from mainline.
2012-12-05 James Greenhalgh <email address hidden>

* config/aarch64/aarch64-simd-builtins.def: Add new builtins.
* config/aarch64/aarch64-simd.md (simd_type): Add uzp.
(aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): New.
* config/aarch64/aarch64.c (aarch64_evpc_trn): New.
(aarch64_evpc_uzp): Likewise.
(aarch64_evpc_zip): Likewise.
(aarch64_expand_vec_perm_const_1): Check for trn, zip, uzp patterns.
* config/aarch64/iterators.md (unspec): Add neccessary unspecs.
(PERMUTE): New.
(perm_insn): Likewise.
(perm_hilo): Likewise.

Backport arm-aarch64-4.7 r194553:
[AARCH64] Backport support for TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES.

gcc/

* config/aarch64/aarch64.c
(aarch64_autovectorize_vector_sizes): New.
(TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.

gcc/testsuite/

* lib/target-supports.exp
(check_effective_target_vect_multiple_sizes): Enable for AArch64.

Backport arm-aarch64-4.7 r194673:
Make zero_extends explicit for common AArch64 SI mode patterns

Backport arm-aarch64-4.7 r194808:
[AArch64] Backport: Fix some warnings about unused variables.

gcc/
* config/aarch64/aarch64.c (aarch64_simd_attr_length_move):
Remove unused variables.
(aarch64_split_compare_and_swap): Likewise.

2012-12-20 Brice Dobry <email address hidden>

Backport from mainline r191181

2012-09-11 Tobias Burnus <email address hidden>

* doc/sourcebuild.texi (arm_neon_v2_ok): Fix @anchor.

2012-12-20 Brice Dobry <email address hidden>

Blueprints: backport-the-fma-intrinsic, fused-multiply-add-support

Backport from mainline r192560

2012-10-18 Matthew Gretton-Dann <email address hidden>
Ramana Radhakrishnan <email address hidden>

* config/arm/arm.c (neon_builtin_data): Add vfma and vfms
builtins.
* config/arm/neon-docgen.ml (intrinsic_groups): Add
fused-multiply-* groups.
* config/neon-gen.ml (print_feature_test_start): New function.
(print_feature_test_end): Likewise.
(print_variant): Print feature test macros.
* config/arm/neon-testgen.ml (emit_prologue): Allow different
tests to require different effective targets.
(effective_target): New function.
(test_intrinsic): Specify correct effective targets.
* gcc/config/arm/neon.md (fma<VCVTF:mode>4_intrinsic): New pattern.
(fmsub<VCVTF:mode>4_intrinsic): Likewise.
(neon_vfma<VCVFT:mode>): New expand.
(neon_vfms<VCVFT:mode>): Likewise.
* config/neon.ml (opcode): Add Vfma and Vfms.
(features): Add Requires_feature.
(ops): Add VFMA and VFMS intrinsics.
* config/arm/arm_neon.h: Regenerate.
* doc/arm-neon-intrinsics.texi: Likewise.

2012-12-20 Brice Dobry <email address hidden>

Blueprints: backport-the-fma-intrinsic, fused-multiply-add-support

Backport from mainline r191180

2012-09-11 Ramana Radhakrishnan <email address hidden>
Matthew Gretton-Dann <email address hidden>

* config/arm/neon.md (fma<VCVTF:mode>4): New pattern.
(*fmsub<VCVTF:mode>4): Likewise.
* doc/sourcebuild.texi (arm_neon_v2_ok, arm_neon_v2_hw): Document it.

2012-12-20 Brice Dobry <email address hidden>

Blueprints: backport-the-fma-intrinsic, fused-multiply-add-support

Backport from mainline r189283

2012-07-05 Matthew Gretton-Dann <email address hidden>

* config/arm/iterators.md (SDF): New mode iterator.
(V_if_elem): Add support for SF and DF modes.
(V_reg): Likewise.
(F_constraint): New mode iterator attribute.
(F_fma_type): Likewise.
config/arm/vfp.md (fma<SDF:mode>4): New pattern.
(*fmsub<SDF:mode>4): Likewise.
(*fmnsub<SDF:mode>4): Likewise.
(*fmnadd<SDF:mode>4): Likewise.

2012-12-20 Brice Dobry <email address hidden>

Blueprints: backport-the-fma-intrinsic, fused-multiply-add-support

Partial backport from mainline r188946

2012-06-25 Matthew Gretton-Dann <email address hidden>
James Greenhalgh <email address hidden>
* config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
(TARGET_FMA): New macro.

2012-12-20 Ulrich Weigand <email address hidden>

Backport from mainline

gcc/
2012-12-17 Andrew Stubbs <email address hidden>
Ulrich Weigand <email address hidden>

* config/arm/arm.md (zero_extend<mode>di2): Add extra alternatives
for NEON registers.
Add alternative for one-instruction extend-in-place.
(extend<mode>di2): Likewise.
Add constraints for Thumb-mode memory loads.
Prevent extend splitters doing NEON alternatives.
* config/arm/iterators.md (qhs_extenddi_cstr, qhs_zextenddi_cstr):
Adjust constraints to add new alternatives.
* config/arm/neon.md: Add splitters for zero- and sign-extend.

gcc/testsuite/
2012-12-17 Andrew Stubbs <email address hidden>
Ulrich Weigand <email address hidden>

* gcc.target/arm/neon-extend-1.c: New file.
* gcc.target/arm/neon-extend-2.c: New file.

gcc/testsuite/
2012-10-01 Ulrich Weigand <email address hidden>

* gcc.dg/lower-subreg-1.c: Disable on arm*-*-* targets.

gcc/
2012-09-27 Ulrich Weigand <email address hidden>

* lower-subreg.c (enum classify_move_insn): Rename
SIMPLE_PSEUDO_REG_MOVE to DECOMPOSABLE_SIMPLE_MOVE.
(find_decomposable_subregs): Update.
(decompose_multiword_subregs): Add DECOMPOSE_COPIES parameter.
Only mark pseudo-to-pseudo copies as DECOMPOSABLE_SIMPLE_MOVE
if that parameter is true.
(rest_of_handle_lower_subreg): Call decompose_multiword_subregs
with DECOMPOSE_COPIES false.
(rest_of_handle_lower_subreg2): Call decompose_multiword_subregs
with DECOMPOSE_COPIES true.

gcc/testsuite/
2012-09-27 Ulrich Weigand <email address hidden>

* gcc.dg/lower-subreg-1.c: Disable on arm-*-* targets.

2012-12-19 Christophe Lyon <email address hidden>

gcc/testsuite/
* gcc.target/arm/builtin-bswap16-1.c: Replace armv6 by armv7a to
avoid failure when testing on hard-float+thumb target.
* gcc.target/arm/builtin-bswap-1.c: Likewise.

Backport from mainline r191760:

2012-09-21 Christophe Lyon <email address hidden>

gcc/
* tree-ssa-math-opts.c (bswap_stats): Add found_16bit field.
(execute_optimize_bswap): Add support for builtin_bswap16.

gcc/testsuite/
* gcc.target/arm/builtin-bswap16-1.c: New testcase.

Backport from mainline r188526:

2012-06-13 Alexandre Oliva <email address hidden>

gcc/
* common.opt (ftree-coalesce-inlined-vars): New.
(ftree-coalesce-vars): New.
* doc/invoke.texi: Document them.
* tree-ssa-copyrename.c (copy_rename_partition_coalesce):
Implement them.

gcc/testsuite/
* g++.dg/tree-ssa/ivopts-2.C: Adjust for coalescing.
* gcc.dg/tree-ssa/forwprop-11.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-1.c: Likewise.

Backport from mainline r191243:

2012-09-13 Christophe Lyon <email address hidden>
Richard Earnshaw <email address hidden>

gcc/
* config/arm/arm.md (arm_rev): Factorize thumb1, thumb2 and arm
variants for rev instruction..
(thumb1_rev): Delete pattern.
(arm_revsh): New pattern to support builtin_bswap16.
(arm_rev16, bswaphi2): Likewise.

gcc/testsuite/
* gcc.target/arm/builtin-bswap-1.c: New testcase.

Backport from mainline r186308:

PR target/52624
gcc/
* doc/extend.texi (Other Builtins): Document __builtin_bswap16.
(PowerPC AltiVec/VSX Built-in Functions): Remove it.
* doc/md.texi (Standard Names): Add bswap.
* builtin-types.def (BT_UINT16): New primitive type.
(BT_FN_UINT16_UINT16): New function type.
* builtins.def (BUILT_IN_BSWAP16): New.
* builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
(expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
expand_builtin_bswap.
(fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
(fold_builtin_1): Likewise.
(is_inexpensive_builtin): Likewise.
* optabs.c (expand_unop): Deal with bswap in HImode specially. Add
missing bits for bswap to libcall code.
* tree.c (build_common_tree_nodes): Build uint16_type_node.
* tree.h (enum tree_index): Add TI_UINT16_TYPE.
(uint16_type_node): New define.
* config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
* config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
above builtin.
(rs6000_init_builtins): Likewise.
* config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.

gcc/c-family/
* c-common.h (uint16_type_node): Rename into...
(c_uint16_type_node): ...this.
* c-common.c (c_common_nodes_and_builtins): Adjust for above renaming.
* c-cppbuiltin.c (builtin_define_stdint_macros): Likewise.

gcc/testsuite/
* gcc.dg/builtin-bswap-1.c: Test __builtin_bswap16 & __builtin_bswap64.
* gcc.dg/builtin-bswap-4.c: Test __builtin_bswap16.
* gcc.dg/builtin-bswap-5.c: Likewise.
* gcc.target/i386/builtin-bswap-4.c: New test.

2012-12-17 Ulrich Weigand <email address hidden>

LP 1088898

Backport from mainline

gcc/
2012-09-24 Richard Guenther <email address hidden>

PR tree-optimization/54684
* tree-ssa-ccp.c (optimize_unreachable): Properly update stmts.

gcc/testsuite/
2012-09-24 Richard Guenther <email address hidden>

PR tree-optimization/54684
* g++.dg/torture/pr54684.C: New testcase.

2012-12-14 Michael Hope <email address hidden>

Backport from mainline r192569:

gcc/
2012-10-18 Matthew Gretton-Dann <email address hidden>
Ramana Radhakrishnan <email address hidden>
Sameera Deshpande <email address hidden>

* config/arm/cortex-a15-neon.md: New file.
* config/arm/cortex-a15.md (cortex_a15_call): Adjust reservation.
(cortex_a15_load1): Likewise.
(cortex_a15_load3): Likewise.
(cortex_a15_store1): Likewise.
(cortex_a15_store3): Likewise.
(cortex-a15-neon.md): Include.

2012-12-14 Michael Hope <email address hidden>

Backport from mainline r193724:

gcc/
2012-11-20 Kyrylo Tkachov <email address hidden>

* config/arm/arm.md (*arm_abssi2): Define predicable attribute.
(*arm_neg_abssi2): Likewise.
* config/arm/thumb2.md (*thumb2_abssi2): Likewise.
(*thumb2_neg_abssi2): Likewise.

Backport from mainline r194398:

gcc/
2012-12-11 Kyrylo Tkachov <email address hidden>

PR target/55642
* config/arm/thumb2.md (*thumb2_abssi2):
Set ce_count attribute to 2.
(*thumb2_neg_abssi2): Likewise.

gcc/testsuite/
2012-12-11 Kyrylo Tkachov <email address hidden>

PR target/55642
* gcc.target/arm/pr55642.c: New testcase.