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2011-11-25re PR other/51011 (FAIL: gcc.dg/atomic-generic.c (test for excess errors))Andrew MacLeod1-1/+1
2011-11-24 Andrew MacLeod <amacleod@redhat.com> PR other/51011 * tree.h (is_builtin_name): No longer external. * builtins.c (is_builtin_name): Make static. * varasm.c (incorporeal_function_p): __sync and __atomic external calls are not incorporeal and may need asm label processing. From-SVN: r181721
2011-11-24optab.c (maybe_emit_atomic_exchange): New.Andrew MacLeod1-19/+17
2011-11-24 Andrew MacLeod <amacleod@redhat.com> * optab.c (maybe_emit_atomic_exchange): New. Try to emit an atomic_exchange pattern. (maybe_emit_sync_lock_test_and_set): New. Try to emit an exchange using __sync_lock_test_and_set. (maybe_emit_compare_and_swap_exchange_loop): New. Try to emit an exchange using a compare_and_swap loop. (expand_sync_lock_test_and_set): New. Expand sync_lock_test_and_set. (expand_atomic_test_and_set): New. Expand test_and_set operation. (expand_atomic_exchange): Use new maybe_emit_* functions. (expand_atomic_store): Use new maybe_emit_* functions. * builtins.c (expand_builtin_sync_lock_test_and_set): Call expand_sync_lock_test_and_set routine. (expand_builtin_atomic_exchange): Remove parameter from call. (expand_builtin_atomic_clear): Use atomic_clear pattern if present. (expand_builtin_atomic_test_and_set): Add target and simply call expand_atomic_test_and_set. (expand_builtin): Add target to expand_builtin_atomic_test_and_set. * expr.h (expand_atomic_exchange): Add parameter. (expand_sync_lock_test_and_set): New prototype. (expand_atomic_test_and_set, expand_atomic_clear): New prototypes. From-SVN: r181702
2011-11-17builtins.c (expand_builtin): Remove 4th parameter representing weak/strong ↵Andrew MacLeod1-6/+22
mode when... 2011-11-17 Andrew MacLeod <amacleod@redhat.com> * builtins.c (expand_builtin): Remove 4th parameter representing weak/strong mode when __atomic_compare_exchange becomes a library call. * gcc.dg/atomic-generic-aux.c (__atomic_compare_exchange): Fail if memory model parameters don't match expected values. * gcc.dg/atomic-generic.c: Pass specific memory model parameters to __atomic_compare_exchange. * gcc.dg/atomic-noinline.c: Pass specific memory model parameters to __atomic_compare_exchange_n. * gcc.dg/atomic-noinline-aux.c (__atomic_compare_exchange_2): Remove weak/strong parameter and fail if memory models aren't correct. From-SVN: r181453
2011-11-17Unify implementations of __builtin_mem_*_fence and __sync_synchronize.Richard Henderson1-86/+5
* builtins.c (expand_builtin_mem_thread_fence): Remove. (expand_builtin_mem_signal_fence): Remove. (expand_builtin_atomic_thread_fence): Use expand_mem_thread_fence. (expand_builtin_sync_synchronize): Likewise. (expand_builtin_atomic_signal_fence): Use expand_mem_signal_fence. * optabs.c (expand_asm_memory_barrier): Split out from expand_builtin_mem_signal_fence. (expand_mem_thread_fence): New, a combination of code from expand_builtin_mem_thread_fence and expand_builtin_sync_synchronize. (expand_mem_signal_fence): Moved and renamed from expand_builtin_mem_signal_fence. (expand_atomic_exchange): Use expand_mem_thread_fence. (expand_atomic_load, expand_atomic_store): Likewise. * expr.h, optabs.h: Update decls. From-SVN: r181451
2011-11-12builtins.c (expand_builtin_compare_and_swap): If target is const0, don't ↵Richard Henderson1-8/+15
pass the target to expand_atomic_compare_and_swap. * builtins.c (expand_builtin_compare_and_swap): If target is const0, don't pass the target to expand_atomic_compare_and_swap. (expand_builtin_atomic_compare_exchange): Likewise. From-SVN: r181323
2011-11-10re PR middle-end/51038 (29_atomics/atomic_flag/clear/1.cc ↵Andrew MacLeod1-0/+71
test_and_set/explicit.cc implicit.cc) PR middle-end/51038 libstdc++-v3 * include/bits/atomic_base.h (atomic_thread_fence): Call built-in. (atomic_signal_fence): Call built-in. (test_and_set, clear): Call new atomic built-ins. gcc * builtins.c (expand_builtin_atomic_clear): New. Expand atomic_clear. (expand_builtin_atomic_test_and_set): New. Expand atomic test_and_set. (expand_builtin): Add cases for test_and_set and clear. * sync-builtins.def (BUILT_IN_ATOMIC_TEST_AND_SET): New. (BUILT_IN_ATOMIC_CLEAR): New. testsuite * gcc.dg/atomic-invalid.c: Add test for invalid __atomic_clear models. * gcc.dg/atomic-flag.c: New. Test __atomic_test_and_set and __atomic_clear. From-SVN: r181271
2011-11-10re PR rtl-optimization/51040 (ICE: RTL check: access of elt 1 of 'not' with ↵Andrew MacLeod1-2/+11
last elt 0 in gen_rtx_fmt_ee_stat, at ./genrtl.h:33 with __atomic_nand_fetch()) PR rtl-optimization/51040 * optabs.c (expand_atomic_fetch_op): Patchup code for NAND should be AND followed by NOT. * builtins.c (expand_builtin_atomic_fetch_op): Patchup code for NAND should be AND followed by NOT. * testsuite/gcc.dg/atomic-noinline[-aux].c: Test no-inline NAND and patchup code. From-SVN: r181259
2011-11-07Allow libcalls to be installed for legacy __sync optabs.Richard Henderson1-1/+1
This allows a target which implements the __sync interfaces in libgcc to continue to use them transparently with the new __atomic builtins. It is assumed that these libgcc routines DO NOT use spinlocks. This is true of all extant libgcc instances. * optabs.h (OTI_sync_compare_and_swap, OTI_sync_lock_test_and_set, OTI_sync_old_add, OTI_sync_old_sub, OTI_sync_old_ior, OTI_sync_old_and, OTI_sync_old_xor, OTI_sync_old_nand, OTI_sync_new_add, OTI_sync_new_sub, OTI_sync_new_ior, OTI_sync_new_and, OTI_sync_new_xor, OTI_sync_new_nand): Move and rename from the direct_optab_index enum. (sync_compare_and_swap_optab, sync_lock_test_and_set_optab, sync_old_add_optab, sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab, sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab, sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab, sync_new_xor_optab, sync_new_nand_optab): Read from the optab_table, not the direct_optab_table. (init_sync_libfuncs): Declare. (can_compare_and_swap_p): Update parameters. * optabs.c (init_sync_libfuncs_1, init_sync_libfuncs): New. (can_compare_and_swap_p): Add allow_libcall parameter; if true, test for the legacy compare-and-swap libcall. (expand_atomic_exchange): Use the legacy test-and-set libcall. (expand_atomic_compare_and_swap): Use the legacy CAS libcall. (struct atomic_op_functions): Update for optab type changes. (maybe_emit_op): Likewise. (expand_atomic_fetch_op): Use the legacy fetch-op libcalls. * builtins.c (fold_builtin_atomic_always_lock_free): Update call to can_compare_and_swap_p. * omp-low.c (expand_omp_atomic_fetch_op): Likewise. (expand_omp_atomic_pipeline): Likewise. * genopinit.c (optabs): Make sync_old_*_optab, sync_new_*_optab, sync_compare_and_swap_optab, sync_lock_test_and_set_optab regular optabs. From-SVN: r181134
2011-11-07atomic_base.h (atomic_thread_fence): Call builtin.Andrew MacLeod1-4/+4
2011-11-07 Andrew MacLeod <amacleod@redhat.com> libstdc++-v3 * include/bits/atomic_base.h (atomic_thread_fence): Call builtin. (atomic_signal_fence): Call builtin. (atomic_flag::test_and_set): Call __atomic_exchange when it is lockfree, otherwise fall back to call __sync_lock_test_and_set. (atomic_flag::clear): Call __atomic_store when it is lockfree, otherwise fall back to call __sync_lock_release. gcc * doc/extend.texi: Docuemnt behaviour change for __atomic_exchange and __atomic_store. * optabs.c (expand_atomic_exchange): Expand to __sync_lock_test_and_set only when originated from that builtin. (expand_atomic_store): Expand to __sync_lock_release when originated from that builtin. * builtins.c (expand_builtin_sync_lock_test_and_set): Add flag that expand_atomic_exchange call originated from here. (expand_builtin_sync_lock_release): Add flag that expand_atomic_store call originated from here. (expand_builtin_atomic_exchange): Add origination flag. (expand_builtin_atomic_store): Add origination flag. * expr.h (expand_atomic_exchange, expand_atomic_store): Add boolean parameters to indicate implementation fall back options. From-SVN: r181111
2011-11-06Check in patch/merge from cxx-mem-model BranchAndrew Macleod1-100/+735
From-SVN: r181031
2011-11-02re PR c++/50956 (-Wcast-qual does not work)Paolo Carlini1-1/+1
2011-11-02 Paolo Carlini <paolo.carlini@oracle.com> PR c++/50956 * builtins.c (fold_builtin_memchr): Fix cast. /cp 2011-11-02 Paolo Carlini <paolo.carlini@oracle.com> PR c++/50956 * typeck.c (build_const_cast_1): Fix -Wcast-qual for false comp_ptr_ttypes_const. /testsuite 2011-11-02 Paolo Carlini <paolo.carlini@oracle.com> PR c++/50956 * g++.dg/warn/Wcast-qual2.C: New. From-SVN: r180786
2011-10-24Remove extra newline added in October 11 changeMichael Meissner1-2/+1
From-SVN: r180408
2011-10-11Convert standard builtin functions from being arrays to using a functional ↵Michael Meissner1-92/+94
interface From-SVN: r179820
2011-10-07re PR middle-end/50527 (inconsistent vla align)Tom de Vries1-3/+19
2011-10-07 Tom de Vries <tom@codesourcery.com> PR middle-end/50527 * tree.c (build_common_builtin_nodes): Add local_define_builtin for BUILT_IN_ALLOCA_WITH_ALIGN. Mark that BUILT_IN_ALLOCA_WITH_ALIGN can throw. * builtins.c (expand_builtin_alloca): Handle BUILT_IN_ALLOCA_WITH_ALIGN arglist. Set align for BUILT_IN_ALLOCA_WITH_ALIGN. (expand_builtin): Handle BUILT_IN_ALLOCA_WITH_ALIGN. (is_inexpensive_builtin): Handle BUILT_IN_ALLOCA_WITH_ALIGN. * tree-ssa-ccp.c (evaluate_stmt): Set align for BUILT_IN_ALLOCA_WITH_ALIGN. (fold_builtin_alloca_for_var): Rename to ... (fold_builtin_alloca_with_align): Set DECL_ALIGN from 2nd BUILT_IN_ALLOCA_WITH_ALIGN argument. (ccp_fold_stmt): Try folding BUILT_IN_ALLOCA_WITH_ALIGN using fold_builtin_alloca_with_align. (optimize_stack_restore): Handle BUILT_IN_ALLOCA_WITH_ALIGN. * builtins.def (BUILT_IN_ALLOCA_WITH_ALIGN): Declare using DEF_BUILTIN_STUB. * ipa-pure-const.c (special_builtin_state): Handle BUILT_IN_ALLOCA_WITH_ALIGN. * tree-ssa-alias.c (ref_maybe_used_by_call_p_1) (call_may_clobber_ref_p_1): Same. * function.c (gimplify_parameters): Lower vla to BUILT_IN_ALLOCA_WITH_ALIGN. * gimplify.c (gimplify_vla_decl): Same. * cfgexpand.c (expand_call_stmt): Handle BUILT_IN_ALLOCA_WITH_ALIGN. * tree-mudflap.c (mf_xform_statements): Same. * tree-ssa-dce.c (mark_stmt_if_obviously_necessary) (mark_all_reaching_defs_necessary_1, propagate_necessity): Same. * varasm.c (incorporeal_function_p): Same. * tree-object-size.c (alloc_object_size): Same. * gimple.c (gimple_build_call_from_tree): Same. From-SVN: r179655
2011-10-06tree.h (avoid_folding_inline_builtin): New prototype.Jakub Jelinek1-1/+1
* tree.h (avoid_folding_inline_builtin): New prototype. * builtins.c (avoid_folding_inline_builtin): No longer static. * gimple-fold.c (gimple_fold_builtin): Give up if avoid_folding_inline_builtin returns true. From-SVN: r179614
2011-10-04re PR middle-end/50604 (verify_gimple failed: type mismatch in binary ↵Jakub Jelinek1-3/+10
expression) PR tree-optimization/50604 * builtins.c (fold_builtin_strcpy, fold_builtin_stpcpy, fold_builtin_strncpy, fold_builtin_stxcpy_chk): Ensure last argument to memcpy has size_type_node type instead of ssizetype. * tree-ssa-strlen.c (handle_builtin_memcpy): Use size_type_node instead of TREE_TYPE (len) as type for newlen. * gcc.dg/pr50604.c: New test. From-SVN: r179508
2011-08-23re PR middle-end/38509 (Bogus "attempt to free a non-heap object" warning)Mark Heffernan1-5/+6
2011-08-23 Mark Heffernan <meheff@google.com> PR middle-end/38509 * common.opt (Wfree-nonheap-object): New option. * doc/invoke.texi (Warning options): Document -Wfree-nonheap-object. * builtins.c (maybe_emit_free_warning): Add OPT_Wfree_nonheap_object to warning. (expand_builtin): Make warning conditional. From-SVN: r178004
2011-08-17tree.h (convert_to_ptrofftype_loc): New function.Richard Guenther1-6/+6
2011-08-17 Richard Guenther <rguenther@suse.de> * tree.h (convert_to_ptrofftype_loc): New function. (convert_to_ptrofftype): Define. * builtins.c (expand_builtin_bzero): Use size_type_node. (fold_builtin_bzero): Likewise. (std_gimplify_va_arg_expr): Build the BIT_AND_EXPR on the pointer. * c-typeck.c (build_unary_op): Use convert_to_ptrofftype_loc. * cgraphunit.c (thunk_adjust): Use fold_build_pointer_plus_loc. (cgraph_redirect_edge_call_stmt_to_callee): Use size_int. * expr.c (expand_expr_addr_expr_1): Use fold_build_pointer_plus. * fold-const.c (build_range_check): Negate using the original type. (fold_unary_loc): Use fold_build_pointer_plus_loc. * gimple-fold.c (gimple_adjust_this_by_delta): Use convert_to_ptrofftype. * gimplify.c (gimplify_self_mod_expr): Likewise. * graphite-clast-to-gimple.c (clast_to_gcc_expression): Likewise. (graphite_create_new_loop_guard): Likewise. * graphite-sese-to-poly.c (my_long_long): Remove. (scop_ivs_can_be_represented): Adjust. * tree-cfg.c (verify_gimple_assign_unary): Use ptrofftype_p. * tree-chrec.c (chrec_fold_plus_1): Use fold_build_pointer_plus. * tree-loop-distribution.c (build_size_arg_loc): Use size_type_node. (generate_memset_zero): Simplify. * tree-mudflap.c: Use fold_convert, not convert. * tree-predcom.c (suitable_reference_p): Expand DR_OFFSET in its own type. (determine_offset): Likewise for DR_STEP. (valid_initializer_p): Likewise. * tree-profile.c (prepare_instrumented_value): Convert the pointer to an integer type of same size. * tree-scalar-evolution.c (interpret_rhs_expr): Do not refer to sizetype without need. * tree-ssa-address.c (tree_mem_ref_addr): Likewise. * tree-ssa-loop-ivopts.c (find_bivs): Use convert_to_ptrofftype. * tree-ssa-loop-manip.c (create_iv): Likewise. (determine_exit_conditions): Adjust comment. * tree-ssa-pre.c (create_expression_by_pieces): Use convert_to_ptrofftype. * tree-ssa-structalias.c (get_constraint_for_1): Likewise. * varasm.c (array_size_for_constructor): Compute using double_ints. From-SVN: r177828
2011-08-15re PR debug/50006 (ICE in in connect_traces, at dwarf2cfi.c:2677)Richard Henderson1-0/+1
PR middle-end/50006 * explow.c (allocate_dynamic_stack_space): Move suppress_reg_args_size setting out to include allocate_stack named pattern as well. * builtins.c (expand_builtin_apply): Add ARG_SIZE 0 note. * stmt.c (expand_stack_restore): Likewise. From-SVN: r177764
2011-08-12builtins.c (expand_builtin_memcmp): Do not use cmpstrnsi pattern.Nick Clifton1-20/+8
* builtins.c (expand_builtin_memcmp): Do not use cmpstrnsi pattern. * doc/md.texi (cmpstrn): Note that the comparison stops if both fetched bytes are zero. (cmpstr): Likewise. (cmpmem): Note that the comparison does not stop if both of the fetched bytes are zero. From-SVN: r177701
2011-08-12builtins.def (BUILT_IN_ICEIL{,F,L}, [...]): New builtin definitions.Uros Bizjak1-0/+63
* builtins.def (BUILT_IN_ICEIL{,F,L}, BUILT_IN_IFLOOR{,F,L} BUILT_IN_IRINT{,F,L}, BUILT_IN_IROUND{,F,L}: New builtin definitions. * convert.c (convert_to_integer): Convert to BUILT_IN_ICEIL, BUILT_IN_IFLOOR, BUILT_IN_IRINT or BUILT_INT_IROUND when converting to integer_type_node. * fold-const.c (tree_call_nonnegative_warnv_p): Handle BUILT_IN_ICEIL, BUILT_IN_IFLOOR, BUILT_IN_IRINT and BUILT_INT_IROUND. * builtins.c (expand_builtin_in): Ditto. (mathfn_built_in_1): Ditto. (expand_builtin_int_roundingfn): Handle BUILT_IN_ICEIL and BUILT_IN_IFLOOR. (expand_builtin_int_roundingfn_2): Handle BUILT_IN_IRINT and BUILT_IN_IROUND. (fold_fixed_mathfn): Canonicalize BUILT_IN_ICEIL, BUILTIN_IN_IFLOOR BUILT_IN_IRINT and BUILT_IN_IROUND to BUILT_IN_LCEIL, BUILTIN_IN_LFLOOR, BUILT_IN_LRINT and BUILT_IN_LROUND on ILP32 targets. testsuite/ChangeLog: * gcc.dg/builtins-67.c: New test. * gcc.target/i386/conversion.c: Ditto. From-SVN: r177694
2011-08-10tree.h (can_trust_pointer_alignment): Remove.Richard Guenther1-10/+0
2011-08-10 Richard Guenther <rguenther@suse.de> * tree.h (can_trust_pointer_alignment): Remove. * builtins.c (can_trust_pointer_alignment): Remove. cp/ * call.c (build_over_call): Call memcpy unconditionally. From-SVN: r177625
2011-08-10tree.h (get_pointer_alignment): Remove max-align argument.Richard Guenther1-43/+29
2011-08-10 Richard Guenther <rguenther@suse.de> * tree.h (get_pointer_alignment): Remove max-align argument. (get_object_alignment): Likewise. * builtins.c (get_object_alignment_1): Adjust. (get_object_alignment): Remove max-align argument. (get_pointer_alignment): Likewise. (expand_builtin_strlen): Adjust. (expand_builtin_memcpy): Likewise. (expand_builtin_mempcpy_args): Likewise. (expand_builtin_strncpy): Likewise. (expand_builtin_memset_args): Likewise. (expand_builtin_memcmp): Likewise. (expand_builtin_strcmp): Likewise. (expand_builtin_strncmp): Likewise. (get_builtin_sync_mem): Likewise. (fold_builtin_memset): Likewise. (fold_builtin_memory_op): Likewise. (expand_builtin_memory_chk): Likewise. * emit-rtl.c (get_mem_align_offset): Likewise. (set_mem_attributes_minus_bitpos): Likewise. * expr.c (expand_assignment): Likewise. (expand_expr_real_1): Likewise. * tree-sra.c (tree_non_mode_aligned_mem_p): Likewise. * tree-ssa-forwprop.c (simplify_builtin_call): Likewise. * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Likewise. * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise. * value-prof.c (gimple_stringops_transform): Likewise. From-SVN: r177620
2011-07-29builtins.c (fold_builtin_signbit): Build the comparison with a proper type.Richard Guenther1-2/+3
2011-07-29 Richard Guenther <rguenther@suse.de> * builtins.c (fold_builtin_signbit): Build the comparison with a proper type. From-SVN: r176922
2011-07-20builtins.c (fold_builtin_expect): See through the cast from ↵Kai Tietz1-12/+14
truthvalue_type_node to long. 2011-07-20 Kai Tietz <ktietz@redhat.com> * builtins.c (fold_builtin_expect): See through the cast from truthvalue_type_node to long. From-SVN: r176526
2011-07-19rtl.texi (MEM_OFFSET_KNOWN_P): Document.Richard Sandiford1-4/+6
gcc/ * doc/rtl.texi (MEM_OFFSET_KNOWN_P): Document. (MEM_OFFSET): Change from returning an rtx to returning a HOST_WIDE_INT. * rtl.h (MEM_OFFSET_KNOWN_P): New macro. (MEM_OFFSET): Return a HOST_WIDE_INT rather than an rtx. * emit-rtl.h (set_mem_offset): Take a HOST_WIDE_INT rather than an rtx. (clear_mem_offset): Declare. * alias.c (ao_ref_from_mem): Adjust uses of MEM_OFFSET, using MEM_OFFSET_KNOWN_P to test whether the offset is known, and MEM_OFFSET to get a HOST_WIDE_INT offset. (nonoverlapping_memrefs_p): Likewise. Adjust calls to... (adjust_offset_for_component_ref): Take a bool "known_p" parameter and a HOST_WIDE_INT "offset" parameter. * builtins.c (get_memory_rtx): As for ao_ref_from_mem. Adjust calls to set_mem_offset, passing a HOST_WIDE_INT rather than an rtx. Use clear_mem_offset to clear the offset. * cfgcleanup.c (merge_memattrs): Likewise. * dwarf2out.c (tls_mem_loc_descriptor): Likewise. * function.c (assign_parm_find_stack_rtl): Likewise. (assign_parm_setup_stack): Likewise. * print-rtl.c (print_rtx): Likewise. * reload.c (find_reloads_subreg_address): Likewise. * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise. * var-tracking.c (INT_MEM_OFFSET): Likewise. * emit-rtl.c (set_reg_attrs_from_value): Likewise. (get_mem_align_offset): Likewise. (set_mem_offset): Take a HOST_WIDE_INT rather than an rtx. (clear_mem_offset): New function. * config/mips/mips.c (r10k_safe_mem_expr_p): Take a HOST_WIDE_INT offset rather than an rtx. Assume both the expressio and offset are available. (r10k_needs_protection_p_1): Update accordingly, checking the expression and offset availability here instead. From-SVN: r176477
2011-07-19rtl.texi (MEM_SIZE_KNOWN_P): Document.Richard Sandiford1-4/+4
gcc/ * doc/rtl.texi (MEM_SIZE_KNOWN_P): Document. (MEM_SIZE): Change from returning an rtx to returning a HOST_WIDE_INT. * rtl.h (MEM_SIZE_KNOWN_P): New macro. (MEM_SIZE): Return a HOST_WIDE_INT rather than an rtx. * emit-rtl.h (set_mem_size): Take a HOST_WIDE_INT rather than an rtx. (clear_mem_size): Declare. * emit-rtl.c (set_mem_size): Take a HOST_WIDE_INT rather than an rtx. (clear_mem_size): New function. * alias.c (ao_ref_from_mem): Adjust uses of MEM_SIZE, using MEM_SIZE_KNOWN_P to test whether the size is known, and MEM_SIZE to get a HOST_WIDE_INT size. Adjust calls to set_mem_size, passing a HOST_WIDE_INT rather than an rtx. Use clear_mem_size to clear the size. (nonoverlapping_memrefs_p): Likewise. * builtins.c (get_memory_rtx, expand_builtin_memcmp): Likewise. (expand_builtin_init_trampoline): Likewise. * calls.c (compute_argument_addresses): Likewise. * cfgcleanup.c (merge_memattrs): Likewise. * dce.c (find_call_stack_args): Likewise. * dse.c (record_store, scan_insn): Likewise. * dwarf2out.c (dw_sra_loc_expr): Likewise. * expr.c (emit_block_move_hints): Likewise. * function.c (assign_parm_find_stack_rtl): Likewise. * print-rtl.c (print_rtx): Likewise. * reload.c (find_reloads_subreg_address): Likewise. * rtlanal.c (may_trap_p_1): Likewise. * var-tracking.c (track_expr_p): Likewise. * varasm.c (assemble_trampoline_template): Likewise. * config/arm/arm.c (arm_print_operand): Likewise. * config/h8300/h8300.c (h8sx_emit_movmd): Likewise. * config/i386/i386.c (expand_movmem_via_rep_mov): Likewise. (expand_setmem_via_rep_stos, expand_constant_movmem_prologue) (expand_constant_setmem_prologue): Likewise. * config/mips/mips.c (mips_get_unaligned_mem): Likewise. * config/rs6000/rs6000.c (expand_block_move): Likewise. (adjacent_mem_locations): Likewise. * config/s390/s390.c (s390_expand_setmem): Likewise. (s390_expand_insv): Likewise. * config/s390/s390.md (*extzv<mode>, *extv<mode>): Likewise. (*extendqi<mode>2_short_displ): Likewise. * config/sh/sh.c (expand_block_move): Likewise. * config/sh/sh.md (extv, extzv): Likewise. From-SVN: r176476
2011-07-19tree.h (fold_build_pointer_plus_loc): New helper function.Richard Guenther1-25/+13
2011-07-19 Richard Guenther <rguenther@suse.de> * tree.h (fold_build_pointer_plus_loc): New helper function. (fold_build_pointer_plus_hwi_loc): Likewise. (fold_build_pointer_plus): Define. (fold_build_pointer_plus_hwi): Likewise. * builtins.c (std_gimplify_va_arg_expr): Use fold_build_pointer_plus. (fold_builtin_memory_op): Likewise. (fold_builtin_stpcpy): Likewise. (fold_builtin_memchr): Likewise. (fold_builtin_strstr): Likewise. (fold_builtin_strchr): Likewise. (fold_builtin_strrchr): Likewise. (fold_builtin_strpbrk): Likewise. (fold_builtin_strcat): Likewise. (expand_builtin_memory_chk): Likewise. (fold_builtin_memory_chk): Likewise. * c-typeck.c (build_unary_op): Likewise. * cgraphunit.c (thunk_adjust): Likewise. * fold-const.c (build_range_check): Likewise. (fold_binary_loc): Likewise. * omp-low.c (extract_omp_for_data): Likewise. (expand_omp_for_generic): Likewise. (expand_omp_for_static_nochunk): Likewise. (expand_omp_for_static_chunk): Likewise. * tree-affine.c (add_elt_to_tree): Likewise. * tree-data-ref.c (split_constant_offset_1): Likewise. * tree-loop-distribution.c (generate_memset_zero): Likewise. * tree-mudflap.c (mf_xform_derefs_1): Likewise. * tree-predcom.c (ref_at_iteration): Likewise. * tree-ssa-address.c (tree_mem_ref_addr): Likewise. (add_to_parts): Likewise. (create_mem_ref): Likewise. * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise. * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Likewise. (number_of_iterations_le): Likewise. * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Likewise. * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise. (vect_create_addr_base_for_vector_ref): Likewise. * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Likewise. (vect_create_cond_for_alias_checks): Likewise. * tree-vrp.c (extract_range_from_assert): Likewise. * config/alpha/alpha.c (alpha_va_start): Likewise. (alpha_gimplify_va_arg_1): Likewise. * config/i386/i386.c (ix86_va_start): Likewise. (ix86_gimplify_va_arg): Likewise. * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise. * config/mep/mep.c (mep_expand_va_start): Likewise. (mep_gimplify_va_arg_expr): Likewise. * config/mips/mips.c (mips_va_start): Likewise. (mips_gimplify_va_arg_expr): Likewise. * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise. * config/rs6000/rs6000.c (rs6000_va_start): Likewise. (rs6000_gimplify_va_arg): Likewise. * config/s390/s390.c (s390_va_start): Likewise. (s390_gimplify_va_arg): Likewise. * config/sh/sh.c (sh_va_start): Likewise. (sh_gimplify_va_arg_expr): Likewise. * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise. * config/spu/spu.c (spu_va_start): Likewise. (spu_gimplify_va_arg_expr): Likewise. * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Likewise. (xstormy16_gimplify_va_arg_expr): Likewise. * config/xtensa/xtensa.c (xtensa_va_start): Likewise. (xtensa_gimplify_va_arg_expr): Likewise. c-family/ * c-common.c (pointer_int_sum): Use fold_build_pointer_plus. * c-omp.c (c_finish_omp_for): Likewise. cp/ * call.c (build_special_member_call): Use fold_build_pointer_plus. * class.c (build_base_path): Likewise. (convert_to_base_statically): Likewise. (dfs_accumulate_vtbl_inits): Likewise. * cp-gimplify.c (cxx_omp_clause_apply_fn): Likewise. * except.c (expand_start_catch_block): Likewise. * init.c (expand_virtual_init): Likewise. (build_new_1): Likewise. (build_vec_delete_1): Likewise. (build_vec_delete): Likewise. * rtti.c (build_headof): Likewise. (tinfo_base_init): Likewise. * typeck.c (get_member_function_from_ptrfunc): Likewise. (cp_build_addr_expr_1): Likewise. * typeck2.c (build_m_component_ref): Likewise. fortran/ * trans-expr.c (fill_with_spaces): Use fold_build_pointer_plus. (gfc_trans_string_copy): Likewise. * trans-intrinsic.c (gfc_conv_intrinsic_repeat): Likewise. * trans-types.c (gfc_get_array_descr_info): Likewise. * trans.c (gfc_build_array_ref): Likewise. java/ * builtins.c (static): Use fold_build_pointer_plus. * class.c (make_class_data): Likewise. (build_symbol_entry): Likewise. * except.c (build_exception_object_ref): Likewise. * expr.c (build_java_arrayaccess): Likewise. (build_field_ref): Likewise. (build_known_method_ref): Likewise. (build_invokevirtual): Likewise. objc/ * objc-next-runtime-abi-02.c (objc_v2_build_ivar_ref): Use fold_build_pointer_plus. (objc2_build_ehtype_initializer): Likewise. From-SVN: r176461
2011-06-29re PR middle-end/49545 (New C++ test failures)Richard Sandiford1-3/+24
gcc/ PR tree-optimization/49545 * builtins.c (get_object_alignment_1): Update function comment. Do not use DECL_ALIGN for functions, but test TARGET_PTRMEMFUNC_VBIT_LOCATION instead. * fold-const.c (get_pointer_modulus_and_residue): Don't check for functions here. * tree-ssa-ccp.c (get_value_from_alignment): Likewise. gcc/testsuite/ * gcc.dg/torture/pr49169.c: Restrict to ARM and MIPS targets. From-SVN: r175627
2011-06-27builtin-types.def (BT_FN_PTR_CONST_PTR_SIZE_VAR): New.Jakub Jelinek1-0/+20
* builtin-types.def (BT_FN_PTR_CONST_PTR_SIZE_VAR): New. * builtins.def (BUILT_IN_ASSUME_ALIGNED): New builtin. * tree-ssa-structalias.c (find_func_aliases_for_builtin_call, find_func_clobbers): Handle BUILT_IN_ASSUME_ALIGNED. * tree-ssa-ccp.c (bit_value_assume_aligned): New function. (evaluate_stmt, execute_fold_all_builtins): Handle BUILT_IN_ASSUME_ALIGNED. * tree-ssa-dce.c (propagate_necessity): Likewise. * tree-ssa-alias.c (ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise. * builtins.c (is_simple_builtin, expand_builtin): Likewise. (expand_builtin_assume_aligned): New function. * doc/extend.texi (__builtin_assume_aligned): Document. * c-common.c (check_builtin_function_arguments): Handle BUILT_IN_ASSUME_ALIGNED. * gcc.dg/builtin-assume-aligned-1.c: New test. * gcc.dg/builtin-assume-aligned-2.c: New test. * gcc.target/i386/builtin-assume-aligned-1.c: New test. From-SVN: r175541
2011-06-21cosmetic. Add sync_ to all the expand_builtin defines which do not match the ↵Andrew MacLeod1-116/+118
actual builtin_sync_ names. 2011-06-21 Andrew MacLeod <amacleod@redhat.com> * builtins.c: Add sync_ or SYNC__ to builtin names. * sync-builtins.def: Add sync_ or SYNC__ to builtin names. * omp-low.c: Add sync_ or SYNC__ to builtin names. * c-family/c-common.c: Add sync_ or SYNC__ to builtin names. * c-family/c-omp.c: Add sync_ or SYNC__ to builtin names. * java/builtins.c: Add sync_ or SYNC__ to builtin names. * java/expr.c: Add sync_ or SYNC__ to builtin names. * cp/semantics.c: Add sync_ or SYNC__ to builtin names. * fortran/trans-openmp.c: Add sync_ or SYNC__ to builtin names. * fortran/trans-stmt.c: Add sync_ or SYNC__ to builtin names. * fortran/trans-decl.c: Add sync_ or SYNC__ to builtin names. From-SVN: r175270
2011-06-21re PR middle-end/49489 (gcc.c-torture/execute/builtin-bitops-1.c fails on ↵Jakub Jelinek1-2/+24
x86_64-linux) PR middle-end/49489 * builtins.c (expand_builtin_unop): Call expand_unop with 0 as unsignedp argument instead of 1 for clrsb_optab. (fold_builtin_bitop): Fix masking for width > HOST_BITS_PER_WIDE_INT and < 2 * HOST_BITS_PER_WIDE_INT. Optimize BUILT_IN_CLRSB*. (fold_builtin_1): Call fold_builtin_binop for BUILT_IN_CLRSB*. * optabs.c (widen_leading): Call widen_operand and expand_unop with 0 as unsignedp argument instead of 1 for clrsb_optab. (expand_unop): Subtract difference of mode sizes also for clrsb_optab. From-SVN: r175265
2011-06-21Makefile.in (lib2funcs): Add _clrsbsi2 and _clrsbdi2.Bernd Schmidt1-0/+8
libgcc/ * Makefile.in (lib2funcs): Add _clrsbsi2 and _clrsbdi2. * libgcc-std.ver.in (GCC_4.7.0): New section. gcc/ * doc/extend.texi (__builtin_clrsb, __builtin_clrsbl, __builtin_clrsbll): Document. * doc/rtl.texi (clrsb): New entry. * optabs.c (widen_leading): Renamed from widen_clz. New argument UNOPTAB. All callers changed. Use UNOPTAB instead of clz_optab. (expand_unop): Handle clrsb_optab. (init_optabs): Initialize it. * optabs.h (enum optab_index): New entry OTI_clrsb. (clrsb_optab): Define. * genopinit.c (optabs): Add an entry for it. * builtins.c (expand_builtin): Handle clrsb builtin functions. * builtins.def (BUILT_IN_CLRSB, BUILT_IN_CLRSBIMAX, BUILT_IN_CLRSBL, BUILT_IN_CLRSBLL): New. * rtl.def (CLRSB): New code. * dwarf2out.c (mem_loc_descriptor): Handle it. * simplify-rtx.c (simplify_const_unary_operation): Likewise. Use op_mode rather than mode when optimizing ffs, clz, ctz, parity and popcount. * libgcc2.c (__clrsbSI2, __clrsbDI2): New functions. * libgcc2.h (__clrsbSI2, __clrsbDI2): Define and declare. (__ctzDI2): Move declaration. * config/bfin/bfin.md (clrsbsi2): New expander. (signbitssi2): Use the CLRSB rtx. (clrsbhi2): Renamed from signbitshi2. Use the CLRSB rtx. * config/bfin/bfin.c (bdesc_1arg): Changed accordingly. gcc/testsuite/ * gcc.c-torture/excute/builtin-bitops-1.c (MAKE_FUNS): Make my_clrsb test functions. (main): Test clrsb. * gcc.dg/builtin-protos-1.c (test_s, test_u, test_sl, test_ul, test_sll, test_ull): Add clrsb tests. * gcc.dg/torture/builtin-attr-1.c: Add tests for clrsb, clrsbl, clrsbll. From-SVN: r175261
2011-06-14Properly expand strlen to Pmode.H.J. Lu1-2/+9
2011-06-14 H.J. Lu <hongjiu.lu@intel.com> PR middle-end/47364 * builtins.c (expand_builtin_strlen): Expand strlen to Pmode and properly handle result not in Pmode. From-SVN: r175034
2011-06-06re PR tree-optimization/46728 (GCC does not generate fmadd for pow (x, ↵Bill Schmidt1-472/+1
0.75)+y on powerpc) 2011-06-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com> PR tree-optimization/46728 * builtins.c (powi_table): Remove. (powi_lookup_cost): Remove. (powi_cost): Remove. (expand_powi_1): Remove. (expand_powi): Remove. (expand_builtin_pow_root): Remove. (expand_builtin_pow): Remove. (expand_builtin_powi): Eliminate handling of constant exponent. (expand_builtin): Use expand_builtin_mathfn_2 for BUILT_IN_POW. From-SVN: r174701
2011-06-02function.h (struct stack_usage): Remove dynamic_alloc_count field.Eric Botcazou1-29/+5
* function.h (struct stack_usage): Remove dynamic_alloc_count field. (current_function_dynamic_alloc_count): Delete. * builtins.c (expand_builtin_setjmp_setup): Do not set calls_setjmp. (expand_builtin_nonlocal_goto): Remove obsolete comment. (expand_builtin_update_setjmp_buf): Remove dead code. * cse.c (cse_find_path): Do not follow a single abnormal incoming edge. * explow.c (allocate_dynamic_stack_space): Remove SETJMP_VIA_SAVE_AREA support. * function.c (instantiate_virtual_regs): Likewise. * postreload-gcse.c (bb_has_well_behaved_predecessors): Return false for a block with a single abnormal incoming edge. * config/sparc/sparc.h (STACK_SAVEAREA_MODE): Define. * config/sparc/sparc-protos.h (load_got_register): Declare. * config/sparc/sparc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define. (load_got_register): Make global. (sparc_frame_pointer_required): Add 'static'. (sparc_can_eliminate): Likewise. Call sparc_frame_pointer_required. (sparc_builtin_setjmp_frame_value): New function. * config/sparc/sparc.md (UNSPECV_SETJMP): Remove. (save_stack_nonlocal): New expander. (restore_stack_nonlocal): Likewise. (nonlocal_goto): Remove modes, adjust predicates and reimplement. (nonlocal_goto_internal): New insn. (goto_handler_and_restore): Delete. (builtin_setjmp_setup): Likewise. (do_builtin_setjmp_setup): Likewise. (setjmp): Likewise. (builtin_setjmp_receiver): New expander. From-SVN: r174564
2011-05-23re PR tree-optimization/15419 (memcpy pessimization)Richard Guenther1-11/+7
2011-05-23 Richard Guenther <rguenther@suse.de> PR middle-end/15419 * builtins.c (fold_builtin_memory_op): Be less restrictive about what pointer types we accept for folding. * gcc.dg/memcpy-3.c: New testcase. From-SVN: r174065
2011-04-29builtins.c (fold_builtin_classify_type): Use integer_type_node for the type ↵Richard Guenther1-17/+21
of the result. 2011-04-29 Richard Guenther <rguenther@suse.de> * builtins.c (fold_builtin_classify_type): Use integer_type_node for the type of the result. (fold_builtin_isascii): Likewise. (fold_builtin_toascii): Use integer_type_node where appropriate. (fold_builtin_logb): Likewise. (fold_builtin_frexp): Likewise. (fold_builtin_strstr): Likewise. (fold_builtin_strpbrk): Likewise. (fold_builtin_fputs): Likewise. (fold_builtin_sprintf): Likewise. (fold_builtin_snprintf): Likewise. (fold_builtin_printf): Likewise. (do_mpfr_remquo): Use a proper type for the assigned constant. (do_mpfr_lgamma_r): Likewise. * dwarf2out.c (resolve_one_addr): Use size_int. * except.c (init_eh): Likewise. (assign_filter_values): Use integer_type_node for filter values. (sjlj_emit_dispatch_table): Use integer_type_node for dispatch indices. * tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node for EH region numbers. * tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node for the shift amount. From-SVN: r173167
2011-04-29expr.h (expand_shift): Rename to ...Richard Guenther1-2/+1
2011-04-29 Richard Guenther <rguenther@suse.de> * expr.h (expand_shift): Rename to ... (expand_variable_shift): ... this. (expand_shift): Take a constant shift amount. * expmed.c (expand_shift): Rename to ... (expand_variable_shift): ... this. (expand_shift): New wrapper around expand_variable_shift. * expr.c (convert_move, emit_group_load_1, emit_group_store, optimize_bitfield_assignment_op, store_field, expand_expr_real_2, expand_expr_real_1, reduce_to_bit_field_precision): Adjust. * expmed.c (store_fixed_bit_field, extract_bit_field_1, extract_fixed_bit_field, extract_split_bit_field, expand_mult_const, expand_mult, expand_widening_mult, expand_mult_highpart_adjust, extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore, emit_store_flag_1, emit_store_flag): Likewise. * builtins.c (expand_builtin_signbit): Likewise. * calls.c (load_register_parameters): Likewise. * function.c (assign_parm_setup_block): Likewise. * lower-subreg.c (resolve_shift_zext): Likewise. * optabs.c (widen_bswap, expand_abs_nojump, expand_one_cmpl_abs_nojump, expand_float): Likewise. * spu/spu.c (spu_expand_extv): Likewise. * sparc/sparc.c (sparc32_initialize_trampoline): Likewise. From-SVN: r173157
2011-04-15tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.Michael Matz1-1/+1
* tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P. * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P. * function.c (gimplify_parameters): Ditto. * gimplify.c (gimplify_vla_decl): Ditto. * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR. (gimple_call_set_alloca_for_var): New inline function. (gimple_call_alloca_for_var_p): Ditto. * gimple.c (gimple_build_call_from_tree): Remember CALL_ALLOCA_FOR_VAR_P state. * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state. * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca calls if they were for VLA objects. From-SVN: r172516
2011-04-14tree.h (get_object_alignment_1): Declare.Richard Guenther1-6/+19
2011-04-14 Richard Guenther <rguenther@suse.de> * tree.h (get_object_alignment_1): Declare. * builtins.c (get_object_alignment_1): Split out worker from ... (get_object_alignment): ... here. * fold-const.c (get_pointer_modulus_and_residue): Use get_object_alignment_1. * gcc.dg/fold-bitand-4.c: Move ... * c-c++-common/fold-bitand-4.c: ... here. Adjust slightly. From-SVN: r172424
2011-03-31builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.Michael Matz1-1/+1
* builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc. From-SVN: r171789
2011-03-28builtins.c (expand_builtin_memset_args): Use gen_int_mode instead of GEN_INT.Richard Sandiford1-5/+6
gcc/ 2011-03-28 Richard Sandiford <richard.sandiford@linaro.org> * builtins.c (expand_builtin_memset_args): Use gen_int_mode instead of GEN_INT. From-SVN: r171632
2011-03-24builtins.c (expand_movstr): Fix endp == 1 adjustment after last commit.Richard Sandiford1-2/+1
gcc/ * builtins.c (expand_movstr): Fix endp == 1 adjustment after last commit. From-SVN: r171397
2011-03-23optabs.h (emit_unop_insn, [...]): Change insn code parameter from "int" to ↵Richard Sandiford1-98/+52
"enum insn_code". gcc/ * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code parameter from "int" to "enum insn_code". (expand_operand_type): New enum. (expand_operand): New structure. (create_expand_operand): New function. (create_fixed_operand, create_output_operand): Likewise (create_input_operand, create_convert_operand_to): Likewise. (create_convert_operand_from, create_address_operand): Likewise. (create_integer_operand): Likewise. (create_convert_operand_from_type, maybe_legitimize_operands): Declare. (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise. (expand_insn, expand_jump_insn): Likewise. * builtins.c (expand_builtin_prefetch): Use the new interfaces. (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise. (expand_movstr, expand_builtin___clear_cache): Likewise. (expand_builtin_lock_release): Likewise. * explow.c (allocate_dynamic_stack_space): Likewise. (probe_stack_range): Likewise. Allow check_stack to FAIL, and use the default handling in that case. * expmed.c (check_predicate_volatile_ok): Delete. (store_bit_field_1, extract_bit_field_1): Use the new interfaces. (emit_cstore): Likewise. * expr.c (emit_block_move_via_movmem): Likewise. (set_storage_via_setmem, expand_assignment): Likewise. (emit_storent_insn, try_casesi): Likewise. (emit_single_push_insn): Likewise. Allow the expansion to fail. * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise. (expand_vec_shift_expr, expand_binop_directly): Likewise. (expand_twoval_unop, expand_twoval_binop): Likewise. (expand_unop_direct, emit_indirect_jump): Likewise. (emit_conditional_move, vector_compare_rtx): Likewise. (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise. (expand_sync_operation, expand_sync_fetch_operation): Likewise. (expand_sync_lock_test_and_set): Likewise. (maybe_emit_unop_insn): Likewise. Change icode to an insn_code. (emit_unop_insn): Likewise. (expand_copysign_absneg): Change icode to an insn_code. (create_convert_operand_from_type): New function. (maybe_legitimize_operand, maybe_legitimize_operands): Likewise. (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise. (expand_insn, expand_jump_insn): Likewise. * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather than const_int_operand for operand 2. From-SVN: r171341
2011-03-15re PR tree-optimization/48129 (gcc.c-torture/execute/builtins/snprintf-chk.c ↵Jakub Jelinek1-3/+2
ICE) PR tree-optimization/48129 * builtins.c (fold_builtin_snprintf): Convert to type of built_in_decls[BUILT_IN_SNPRINTF] retval instead of implicit_built_in_decls[BUILT_IN_SNPRINTF] retval. From-SVN: r170985
2011-03-14re PR middle-end/47917 (snprintf(..., "const string") should be optimized ↵Jakub Jelinek1-1/+129
into memcpy) PR middle-end/47917 * builtins.c (fold_builtin_snprintf): New function. (fold_builtin_3): Call it for BUILT_IN_SNPRINTF. (fold_builtin_4): Likewise. * gcc.c-torture/execute/pr47917.c: New test. * gcc.dg/pr47917.c: New test. From-SVN: r170959
2011-03-03explow.c (emit_stack_save): Remove 'after' parameter.Richard Henderson1-8/+8
* explow.c (emit_stack_save): Remove 'after' parameter. (emit_stack_restore): Likewise. * expr.h: Update to match. * builtins.c, calls.c, stmt.c: Likewise. * config/alpha/alpha.md, config/avr/avr.md: Likewise. * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise. * function.c (expand_function_end): Insert the emit_stack_save sequence before parm_birth_insn instead of after. From-SVN: r170663
2011-02-02re PR middle-end/47566 (ICE in vn_reference_lookup)Richard Guenther1-3/+4
2011-02-02 Richard Guenther <rguenther@suse.de> PR tree-optimization/47566 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs. * gcc.dg/lto/20110201-1_0.c: New testcase. From-SVN: r169518
2011-01-24builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN != WORDS_BIG_ENDIAN.Paul Koning1-1/+1
* builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN != WORDS_BIG_ENDIAN. From-SVN: r169174
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