vries [Sun, 23 Aug 2015 09:19:32 +0000 (09:19 +0000)]
Don't create superfluous parm in expand_omp_taskreg
2015-08-23 Tom de Vries <tom@codesourcery.com>
* omp-low.c (expand_omp_taskreg): If in ssa, set rhs of parcopy stmt to
parm_decl, rather than generating a dummy default def in cfun.
* tree-cfg.c (replace_ssa_name): Assume no default defs. Make sure
ssa_name from cfun and child_fn do not share a stmt as def stmt.
(move_stmt_op): Handle PARM_DECl.
(gather_ssa_name_hash_map_from): New function.
(move_sese_region_to_fn): Add default defs for function params, and add
them to vars_map. Release copied ssa names.
* tree-cfg.h (gather_ssa_name_hash_map_from): Declare.
pinskia [Sat, 22 Aug 2015 06:49:32 +0000 (06:49 +0000)]
Remove index from AARCH64_FUSION_PAIR
Instead of doing an explict index in aarch64-fusion-pairs.def, we
should have an enum which does the index instead. This allows
you to add/remove them without worrying about the order being
correct and having holes or worry about merge conficts.
OK? Bootstrapped and tested on aarch64-linux-gnu with no regressions.
ChangeLog:
* aarch64-fusion-pairs.def: Remove all index to AARCH64_FUSION_PAIR.
* config/aarch64/aarch64-protos.h (aarch64_fusion_pairs_index): New enum.
(aarch64_fusion_pairs): Base the shifted value on the index instead
Rewrite AARCH64_FUSE_ALL to be based on the end index.
of the argument to AARCH64_FUSION_PAIR.
* config/aarch64/aarch64.c: Remove the last argument to AARCH64_FUSION_PAIR.
miyuki [Sat, 22 Aug 2015 03:20:13 +0000 (03:20 +0000)]
Refactor dominance.c: define dom_info as C++ class
gcc/
* dominance.c (new_zero_array): Define.
(dom_info): Redefine as class with proper encapsulation.
(dom_info::m_n_basic_blocks, m_reverse, m_start_block, m_end_block):
Add new members.
(dom_info::dom_info, ~dom_info): Define. Use new/delete for memory
allocations/deallocations. Pass function as parameter (instead of
using cfun).
(dom_info::get_idom): Define accessor method.
(dom_info::calc_dfs_tree_nonrec, calc_dfs_tree, compress, eval,
link_roots, calc_idoms): Redefine as class members. Do not use cfun.
(calculate_dominance_info): Adjust to use dom_info class.
(verify_dominators): Likewise.
aoliva [Fri, 21 Aug 2015 20:03:14 +0000 (20:03 +0000)]
fix sched compare regression
for gcc/ChangeLog
PR rtl-optimization/64164
PR rtl-optimization/67227
* alias.c (memrefs_conflict_p): Handle VALUEs in PLUS better.
(nonoverlapping_memrefs_p): Test offsets and sizes when given
identical gimple_reg exprs.
rsandifo [Fri, 21 Aug 2015 17:23:10 +0000 (17:23 +0000)]
gcc/
* gencodes.c (gencodes): Print the comma for the preceding
enum value rather than the current one. Use aliased enum values
rather than #defines for compiled-out patterns.
(main): Update accordingly. Replace LAST_INSN_CODE with
NUM_INSN_CODES.
* lra.c (insn_code_data): Update accordingly.
(finish_insn_code_data_once, get_static_insn_data): Likewise.
* recog.h (target_recog): Likewise.
(preprocess_insn_constraints): Change parameter to unsigned int.
* recog.c (preprocess_insn_constraints): Likewise.
(recog_init): Replace LAST_INSN_CODE with NUM_INSN_CODES.
* tree-vect-stmts.c (vectorizable_operation): Simplify.
trippels [Fri, 21 Aug 2015 16:44:30 +0000 (16:44 +0000)]
Fix PR61657 (undefined behavior in loop-iv.c)
bootstrap-ubsan shows:
loop-iv.c:2626:14: runtime error: signed integer overflow: 9223372036854775806 - -9223372036854775808 cannot be represented in type 'long int'
Fixed by moving the variables in question from signed to unsigned.
PR rtl-optimization/61657
* loop-iv.c (iv_number_of_iterations): Declare up and down as
unsigned. Remove superflous uint64_t cast.
fyang [Fri, 21 Aug 2015 14:34:52 +0000 (14:34 +0000)]
* value-prof.c (interesting_stringop_to_profile_p): Removed FNDECL argument
and get builtin function code directly from CALL.
(gimple_stringop_fixed_value): Modified accordingly.
(gimple_stringops_transform, gimple_stringops_values_to_profile): Modified
accordingly and only accept BUILT_IN_NORMAL string operations.
* fold-const.c (fold_binary_loc) : Move sqrt(x)*sqrt(x) as x
to match.pd.
Move Optimize pow(x,y)*pow(z,y) as pow(x*z,y)to match.pd.
Move Optimize tan(x)*cos(x) as sin(x) to match.pd.
Move Optimize x*pow(x,c) as pow(x,c+1) to match.pd.
Move Optimize pow(x,c)*x as pow(x,c+1) to match.pd.
Move Optimize sin(x)/cos(x) as tan(x) to match.pd.
Move Optimize cos(x)/sin(x) as 1.0/tan(x) to match.pd.
Move Optimize sin(x)/tan(x) as cos(x) to match.pd.
Move Optimize tan(x)/sin(x) as 1.0/cos(x) to match.pd.
Move Optimize pow(x,c)/x as pow(x,c-1) to match.pd.
Move Optimize x/pow(y,z) into x*pow(y,-z) to match.pd.
* match.pd (SIN ) : New Operator.
(TAN) : New Operator.
(mult (SQRT@1 @0) @1) : New simplifier.
(mult (POW:s @0 @1) (POW:s @2 @1)) : New simplifier.
(mult:c (TAN:s @0) (COS:s @0)) : New simplifier.
(mult:c (TAN:s @0) (COS:s @0)) : New simplifier.
(rdiv (SIN:s @0) (COS:s @0)) : New simplifier.
(rdiv (COS:s @0) (SIN:s @0)) : New simplifier.
(rdiv (SIN:s @0) (TAN:s @0)) : New simplifier.
(rdiv (TAN:s @0) (SIN:s @0)) : New simplifier.
(rdiv (POW:s @0 REAL_CST@1) @0) : New simplifier.
(rdiv @0 (SQRT:s (rdiv:s @1 @2))) : New simplifier.
(rdiv @0 (POW:s @1 @2)) : New simplifier.
rguenth [Fri, 21 Aug 2015 08:06:20 +0000 (08:06 +0000)]
2015-08-21 Richard Biener <rguenther@suse.de>
PR middle-end/67285
* gimple-fold.c (replace_stmt_with_simplification): Assert
seq is empty when replacing a call with itself but different
arguments.
* gimple-match-head.c (maybe_push_res_to_seq): When pushing
a call require that it is const.
redi [Thu, 20 Aug 2015 20:36:19 +0000 (20:36 +0000)]
libstdc++/67294 Don't run timed mutex tests on Darwin
PR libstdc++/67294
* testsuite/30_threads/recursive_timed_mutex/unlock/2.cc: Do not run
on Darwin.
* testsuite/30_threads/timed_mutex/unlock/2.cc: Likewise.
redi [Thu, 20 Aug 2015 20:19:58 +0000 (20:19 +0000)]
* include/experimental/any (__any_caster): Define at namespace scope
so the name is visible to name lookup.
* testsuite/experimental/any/misc/any_cast_neg.cc: Adjust dg-error.
ian [Thu, 20 Aug 2015 17:43:55 +0000 (17:43 +0000)]
compiler: Don't crash on invalid print call.
When the print builtins are called with no arguments, the compiler
issues a warning and crashes when trying to produce the backend
representation for the arguments.
wschmidt [Thu, 20 Aug 2015 17:01:32 +0000 (17:01 +0000)]
[gcc]
2015-08-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/altivec.h (vec_pmsum_be): New #define.
(vec_shasigma_be): New #define.
* config/rs6000/rs6000-builtin.def (VPMSUMB): New BU_P8V_AV2_2.
(VPMSUMH): Likewise.
(VPMSUMW): Likewise.
(VPMSUMD): Likewise.
(VPMSUM): New BU_P8V_OVERLOAD_2.
* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): New
entries for VEC_MADD and VEC_VPMSUM.
[gcc/testsuite]
2015-08-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* gcc.target/powerpc/altivec-35.c (foo): Add tests for vec_madd.
* gcc.target/powerpc/p8vector-builtin-8.c (foo): Add tests for
vec_vpmsum_be and vec_shasigma_be.
gjl [Thu, 20 Aug 2015 14:22:35 +0000 (14:22 +0000)]
* config/avr/avr.c (avr_insert_attributes): In diagnostic essage:
Multiply argument avr_n_flash by 64 to match unit of "KiB".
(avr_pgm_check_var_decl): Same.
rguenth [Thu, 20 Aug 2015 11:02:30 +0000 (11:02 +0000)]
2015-08-20 Richard Biener <rguenther@suse.de>
* toplev.c (compile_file): Remove loop calling late_global_decl
on all symbols.
* varpool.c (varpool_node::assemble_decl): Call late_global_decl
on decls we assembled.
redi [Thu, 20 Aug 2015 10:50:02 +0000 (10:50 +0000)]
* python/Makefile.am: Ensure gdb.py is installed for libstdc++ not
libstdc++fs.
* python/Makefile.in: Regenerate.
# Auto-generated commit message above this line, original below.
* python/Makefile.am: Ensure gdb.py is installed for libstdc++ not
libstdc++fs.
* python/Makefile.in: Regenerate.
dardiss [Thu, 20 Aug 2015 09:45:33 +0000 (09:45 +0000)]
gcc/
* config/mips/mips.c (mips_expand_block_move): Enable inline memcpy
expansion when !ISA_HAS_LWL_LWR.
(mips_block_move_straight): Update the size of elements copied to
account for alignment when !ISA_HAS_LWL_LWR.
* config/mips/mips.h (MIPS_MIN_MOVE_MEM_ALIGN): New macro.
gcc/testsuite/
* inline-memcpy-1.c: Test for inline expansion of memcpy.
* inline-memcpy-2.c: Ditto.
* inline-memcpy-3.c: Ditto.
* inline-memcpy-4.c: Ditto.
* inline-memcpy-5.c: Ditto.
jiwang [Wed, 19 Aug 2015 22:55:28 +0000 (22:55 +0000)]
[Patch][expand] Check gimple statement to improve LSHIFT_EXP expand
This patch improves LSHIFT_EXP expand if the shift operand comes from sign
extension and the shift result across word_mode_size boundary. See code
comments for details.
2015-08-19 Jiong.Wang <jiong.wang@arm.com>
gcc/
* expr.c (expand_expr_real_2): Check gimple statement during
LSHIFT_EXPR expand.
aoliva [Wed, 19 Aug 2015 17:00:32 +0000 (17:00 +0000)]
[PR64164] fix regressions reported on m68k and armeb
Defer stack slot address assignment for all parms that can't live in
pseudos, and accept pseudos assignments in assign_param_setup_block.
for gcc/ChangeLog
PR rtl-optimization/64164
* cfgexpand.c (parm_maybe_byref_p): Renamed to...
(parm_in_stack_slot_p): ... this. Disregard mode, what
matters is whether the parm will live in a pseudo or a stack
slot.
(expand_one_ssa_partition): Deal with params without a default
def. Disregard mode.
* cfgexpand.h: Renamed function declaration.
* tree-ssa-coalesce.c: Adjust.
* function.c (split_complex_args): Allocate stack slot for
unassigned parms before splitting.
(parm_in_unassigned_mem_p): New. Use it instead of
parm_maybe_byref_p throughout this file.
(assign_parm_setup_block): Use it. Accept pseudos in the
expand-assigned rtl.
(assign_parm_setup_reg): Drop BLKmode requirement.
(assign_parm_setup_stack): Allocate and fill in the address of
unassigned MEM parms.
davids [Wed, 19 Aug 2015 15:23:11 +0000 (15:23 +0000)]
2015-08-19 David Sherwood <david.sherwood@arm.com>
gcc/
* genmodes.c (emit_mode_unit_size_inline): New function.
(emit_mode_unit_precision_inline): New function.
(emit_insn_modes_h): Emit new #define. Emit new functions.
(emit_mode_unit_size): New function.
(emit_mode_unit_precision): New function.
(emit_mode_adjustments): Add mode_unit_size adjustments.
(emit_insn_modes_c): Emit new arrays.
* machmode.h (GET_MODE_UNIT_SIZE, GET_MODE_UNIT_PRECISION): Update to
use new inline methods.
mikael [Wed, 19 Aug 2015 13:42:36 +0000 (13:42 +0000)]
Avoid signed left shift undefined behaviour in sext_hwi
gcc/
PR other/67042
* hwint.h (sext_hwi): Switch to unsigned for the left shift, and
conditionalize the whole on __GNUC__. Add fallback code
depending neither on undefined nor implementation-defined behaviour.
fw [Wed, 19 Aug 2015 13:00:24 +0000 (13:00 +0000)]
Make the stack non-executable in GNAT tools
Due to PR67205, the deeply nested instantiations require trampolines,
which in turn requires an executable stack for the GNAT tools on
architectures such as x86_64.
fxcoudert [Tue, 18 Aug 2015 20:07:57 +0000 (20:07 +0000)]
PR middle-end/36757
* builtins.c (expand_builtin_signbit): Add asserts to make sure
we can expand BUILT_IN_SIGNBIT inline.
* builtins.def (BUILT_IN_SIGNBIT): Make type-generic.
* doc/extend.texi: Document the type-generic __builtin_signbit.
* c-common.c (check_builtin_function_arguments): Add check
for BUILT_IN_SIGNBIT argument.
* gcc.dg/builtins-error.c: Add checks for __builtin_signbit.
* gcc.dg/tg-tests.h: Add checks for __builtin_signbit.
amker [Tue, 18 Aug 2015 07:57:54 +0000 (07:57 +0000)]
* tree-ssa-loop-niter.c (refine_value_range_using_guard): New.
(determine_value_range): Call refine_value_range_using_guard for
each loop initial condition to improve value range.
gcc/testsuite/ChangeLog
* gcc.dg/tree-ssa/loop-bound-1.c: New test.
* gcc.dg/tree-ssa/loop-bound-3.c: New test.
* gcc.dg/tree-ssa/loop-bound-5.c: New test.
jcmvbkbc [Tue, 18 Aug 2015 01:08:22 +0000 (01:08 +0000)]
xtensa: fix _Unwind_GetCFA
Returning context->cfa in _Unwind_GetCFA makes CFA point one stack frame
higher than what was actually used by code at context->ra. This results
in invalid CFA value in signal frames and premature unwinding completion
in forced unwinding used by uClibc NPTL thread cancellation.
Returning context->sp from _Unwind_GetCFA makes all CFA values valid and
matching code that used them.
2015-08-18 Max Filippov <jcmvbkbc@gmail.com>
libgcc/
* config/xtensa/unwind-dw2-xtensa.c (_Unwind_GetCFA): Return
context->sp instead of context->cfa.
jcmvbkbc [Tue, 18 Aug 2015 01:05:44 +0000 (01:05 +0000)]
xtensa: reimplement register spilling
Spilling windowed registers in userspace is much easier, more portable,
less error-prone and equally effective as in kernel. Now that register
spilling syscall is considered obsolete in the xtensa linux kernel
replace it with CALL12 followed by series of ENTRY in libgcc.
2015-08-18 Max Filippov <jcmvbkbc@gmail.com>
libgcc/
* config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill): Use
CALL12 followed by series of ENTRY to spill windowed registers.
(__xtensa_nonlocal_goto): Call __xtensa_libgcc_window_spill
instead of making linux spill syscall.
jason [Mon, 17 Aug 2015 18:41:59 +0000 (18:41 +0000)]
* constexpr.c (cxx_eval_store_expression): Don't set
CONSTRUCTOR_NO_IMPLICIT_ZERO if we have an enclosing CONSTRUCTOR
without it.
(cxx_eval_array_reference): Check it.
projects / thirdparty / gcc.git / log
