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470 Commits

Author SHA1 Message Date
Robert Mason
d2ae19d976 2013-03-20 Robert Mason <rbmj@verizon.net> 
* config/vxlib-tls.c (__gthread_get_tsd_data,)
	(__gthread_set_tsd_data, __gthread_enter_tsd_dtor_context,)
	(__gthread_leave_tsd_dtor_context): Add prototypes.
	(tls_delete_hook): Update.

From-SVN: r196842
 2013-03-20 22:01:25 +00:00
Catherine Moore
22c4c86949 extend.texi: (micromips, nomicromips, nocompression): Document new function attributes. 
gcc/
2013-03-20  Catherine Moore  <clm@codesourcery.com>
	    Maciej W. Rozycki  <macro@codesourcery.com>
	    Tom de Vries  <tom@codesourcery.com>
	    Nathan Sidwell <nathan@codesourcery.com>
	    Iain Sandoe  <iain@codesourcery.com>
	    Nathan Froyd  <froydnj@codesourcery.com>
	    Chao-ying Fu <fu@mips.com>

	* doc/extend.texi: (micromips, nomicromips, nocompression):
	Document new function attributes. 
	* doc/invoke.texi (minterlink-compressed, mmicromips,
	m14k, m14ke, m14kec): Document new options.
	(minterlink-mips16): Update documentation.
	* doc/md.texi (ZC, ZD): Document new constraints.
	* configure.ac (gcc_cv_as_micromips): Check if linker
	supports the .set micromips directive.
	* configure: Regenerate.
	* config.in: Regenerate.
	* config/mips/mips-tables.opt: Regenerate.
	* config/mips/micromips.md: New file.
	* constraints.md (ZC, ZD): New constraints.
	* config/mips/predicates.md (movep_src_register): New predicate.
	(movep_src_operand): New predicate.
	(non_volatile_mem_operand): New predicate.
	* config/mips/mips.md (multimem): New type.
	(length): Differentiate between 17-bit and 18-bit branch offsets.
	(MOVEP1, MOVEP2): New mode iterator.
 	(mov_<load>l): Use ZC constraint.
	(mov_<load>r): Likewise.
	(mov_<store>l): Likewise.
	(mov_<store>r): Likewise.
	(*branch_equality<mode>_inverted): Add microMIPS support.
	(*branch_equality<mode>): Likewise.
	(*jump_absolute): Likewise.
	(indirect_jump_<mode>): Likewise.
	(tablejump_<mode>): Likewise.
	(<optab>_internal): Likewise.
	(sibcall_internal): Likewise.
	(sibcall_value_internal): Likewise.
	(prefetch): Use constraint ZD.
	* config/mips/mips.opt (minterlink-compressed): New option.
	(minterlink-mips16): Now an alias for minterlink-compressed.
	(mmicromips): New option.
	* config/mips/sync.md (sync_compare_and_swap<mode>): Use ZR constraint.
	(compare_and_swap_12): Likewise.
	(sync_add<mode>): Likewise.
	(sync_<optab>_12): Likewise.
	(sync_old_<optab>_12): Likewise.
	(sync_new_<optab>_12): Likewise.
	(sync_nand_12): Likewise.
	(sync_old_nand_12): Likewise.
	(sync_new_nand_12): Likewise.
	(sync_sub<mode>): Likewise.
	(sync_old_add<mode>): Likewise.
	(sync_old_sub<mode>): Likewise.
	(sync_new_add<mode>): Likewise.
	(sync_new_sub<mode>): Likewise.
	(sync_<optab><mode>): Likewise.
	(sync_old_<optab><mode>): Likewise.
	(sync_new_<optab><mode>): Likewise.
	(sync_nand<mode>): Likewise.
	(sync_old_nand<mode>): Likewise.
	(sync_new_nand<mode>): Likewise.
	(sync_lock_test_and_set<mode>): Likewise.
	(test_and_set_12): Likewise.
	(atomic_compare_and_swap<mode>): Likewise.
	(atomic_exchange<mode>_llsc): Likewise.
	(atomic_fetch_add<mode>_llsc): Likewise.
	* config/mips/mips-cpus.def (m14kc, m14k): New processors.
	* config/mips/mips-protos.h (umips_output_save_restore): New prototype.
	(umips_save_restore_pattern_p): Likewise.
	(umips_load_store_pair_p): Likewise.
	(umips_output_load_store_pair): Likewise.
	(umips_movep_target_p): Likewise.
	(umips_12bit_offset_address_p): Likewise.
	* config/mips/mips.c (MIPS_MAX_FIRST_STEP): Update for microMIPS.
	(mips_base_mips16): Rename this...
	(mips_base_compression_flags): ...to this. Update all uses.
	(mips_attribute_table): Add micromips, nomicromips and nocompression.
	(mips_mips16_decl_p): Delete.
	(mips_nomips16_decl_p): Delete.
 	(mips_get_compress_on_flags): New function.
	(mips_get_compress_off_flags): New function.
	(mips_get_compress_mode): New function.
	(mips_get_compress_on_name): New function.
	(mips_get_compress_off_name): New function.
	(mips_insert_attributes): Support multiple compression types.
	(mips_merge_decl_attributes): Likewise.
	(umips_12bit_offset_address_p): New function.
	(mips_start_function_definition): Emit .set micromips directive.
	(mips_call_may_need_jalx_p): New function.
	(mips_function_ok_for_sibcall): Add microMIPS support.
	(mips_print_operand_punctuation): Support short delay slots and
	compact jumps.
	(umips_swm_mask, umips_swm_encoding): New.
	(umips_build_save_restore): New function.
	(mips_for_each_saved_gpr_and_fpr): Add microMIPS support.
	(was_mips16_p): Remove.
	(old_compression_mode): New.
	(mips_set_compression_mode): New function.
	(mips_set_current_function): Add microMIPS support.
	(mips_option_override): Likewise.
	(umips_save_restore_pattern_p): New function.
	(umips_output_save_restore): New function.
	(umips_load_store_pair_p_1): New function.
	(umips_load_store_pair_p): New function.
	(umips_output_load_store_pair_1): New function.
	(umips_output_load_store_pair): New function.
	(umips_movep_target_p) New function.
	(mips_prepare_pch_save): Add microMIPS support.
	* config/mips/mips.h (TARGET_COMPRESSION): New.
	(TARGET_CPU_CPP_BUILTINS): Update macro
	to use new compression flags and to support microMIPS.
	(MIPS_ISA_LEVEL_SPEC): Add m14k processors.
	(MIPS_ARCH_FLOAT_SPEC): Likewise.
	(ISA_HAS_LWXS): Include TARGET_MICROMIPS.
	(ISA_HAS_LOAD_DELAY): Exclude TARGET_MICROMIPS.
	(ASM_SPEC): Support mmicromips and mno-micromips.
	(M16STORE_REG_P): New macro.
	(MIPS_CALL): Support TARGET_MICROMIPS.
	(MICROMIPS_J): New macro.
	(mips_base_mips16): Rename this...
	(mips_base_compression_flags): ...to this.
	(UMIPS_12BIT_OFFSET_P): New macro.
	* config/mips/t-sde: (MULTILIB_OPTIONS): Add microMIPS.
	(MULTILIB_DIRNAMES): Likewise.
libgcc/
2013-03-20  Catherine Moore  <clm@codesourcery.com>
	    Joseph Myers  <joseph@codesourcery.com>
	    Chao-ying Fu  <fu@mips.com>

	* config/mips/mips16.S:  Don't build for microMIPS.
	* config/mips/linux-unwind.h: Handle microMIPS frame.
	* config/mips/crtn.S (fini, init): New labels.
gcc/testsuite/
2013-03-20  Catherine Moore  <clm@codesourcery.com>
	    Richard Sandiford <rdsandiford@googlemail.com>

	* gcc.target/mips/mips.exp: Add microMIPS support.
	* gcc.target/mips/umips-movep-2.c: New test.
	* gcc.target/mips/umips-lwp-2.c: New test.
	* gcc.target/mips/umips-swp-5.c: New test.
	* gcc.target/mips/umips-constraints-1.c: New test.
	* gcc.target/mips/umips-lwp-3.c: New test.
	* gcc.target/mips/umips-swp-6.c: New test.
	* gcc.target/mips/umips-constraints-2.c: New test.
	* gcc.target/mips/umips-save-restore-1.c: New test.
	* gcc.target/mips/umips-lwp-4.c: New test.
	* gcc.target/mips/umips-swp-7.c: New test.
	* gcc.target/mips/umips-save-restore-2.c: New test.
	* gcc.target/mips/umips-lwp-swp-volatile.c: New test.
	* gcc.target/mips/umips-lwp-5.c: New test.
	* gcc.target/mips/umips-save-restore-3.c: New test.
	* gcc.target/mips/umips-lwp-6.c: New test.
	* gcc.target/mips/umips-swp-1.c: New test.
	* gcc.target/mips/umips-lwp-7.c: New test.
	* gcc.target/mips/umips-swp-2.c: New test.
	* gcc.target/mips/umips-lwp-8.c: New test.
	* gcc.target/mips/umips-swp-3.c: New test.
	* gcc.target/mips/umips-movep-1.c: New test.
	* gcc.target/mips/umips-lwp-1.c: New test.
	* gcc.target/mips/umips-swp-4.c: New test.


Co-Authored-By: Chao-ying Fu <fu@mips.com>
Co-Authored-By: Iain Sandoe <iain@codesourcery.com>
Co-Authored-By: Joseph Myers <joseph@codesourcery.com>
Co-Authored-By: Maciej W. Rozycki <macro@codesourcery.com>
Co-Authored-By: Nathan Froyd <froydnj@codesourcery.com>
Co-Authored-By: Nathan Sidwell <nathan@codesourcery.com>
Co-Authored-By: Richard Sandiford <rdsandiford@googlemail.com>
Co-Authored-By: Tom de Vries <tom@codesourcery.com>

From-SVN: r196828
 2013-03-20 10:37:52 -04:00
Jakub Jelinek
fbd28bc3b2 re PR tree-optimization/53265 (Warn when undefined behavior implies smaller iteration count) 
PR tree-optimization/53265
	* common.opt (Waggressive-loop-optimizations): New option.
	* tree-ssa-loop-niter.c: Include tree-pass.h.
	(do_warn_aggressive_loop_optimizations): New function.
	(record_estimate): Call it.  Don't add !is_exit bounds to loop->bounds
	if number_of_latch_executions returned constant.
	(estimate_numbers_of_iterations_loop): Call number_of_latch_executions
	early.  If number_of_latch_executions returned constant, set
	nb_iterations_upper_bound back to it.
	* cfgloop.h (struct loop): Add warned_aggressive_loop_optimizations
	field.
	* Makefile.in (tree-ssa-loop-niter.o): Depend on $(TREE_PASS_H).
	* doc/invoke.texi (-Wno-aggressive-loop-optimizations): Document.

	* gcc.dg/pr53265.c: New test.
	* gcc.dg/torture/pr49518.c: Add -Wno-aggressive-loop-optimizations
	to dg-options.
	* g++.dg/opt/longbranch2.C (EBCOTLut): Double sizes of a2 and a3
	arrays.
	* gcc.dg/tree-ssa/cunroll-10.c (main): Rename to foo.  Add argument
	n, use it as high bound instead of 4.

	* unwind-dw2.c (execute_cfa_program): Avoid
	-Waggressive-array-optimizations warnings for DW_CFA_GNU_window_save
	on targets with DWARF_FRAME_REGISTERS < 32.

	* testsuite/libmudflap.c/fail37-frag.c: Add optimization barrier.

From-SVN: r196650
 2013-03-14 10:13:36 +01:00
Oleg Endo
decc676eb5 re PR target/49880 (SuperH: ICE when -m4 is used with -mdiv=call-div1) 
PR target/49880
	* config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
	(musermode): Convert to Var(TARGET_USERMODE).
	* config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
	MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
	* config/sh/sh.c (sh_option_override): Use
	TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
	* config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
	condition.
	(udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
	TARGET_SH4.
	(udivsi3_i4_single, divsi3_i4_single): Use
	TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.

	PR target/49880
	* config/sh/lib1funcs.S (sdivsi3_i4, udivsi3_i4): Enable for SH2A.
	(sdivsi3, udivsi3): Remove SH4 check and always compile these functions.

	PR target/49880
	* gcc.target/sh/pr49880-1.c: New.
	* gcc.target/sh/pr49880-2.c: New.
	* gcc.target/sh/pr49880-3.c: New.
	* gcc.target/sh/pr49880-4.c: New.
	* gcc.target/sh/pr49880-5.c: New.

From-SVN: r196636
 2013-03-13 18:09:10 +00:00
Sriraman Tallam
84ea618acd cpuinfo.c (get_intel_cpu): Fix cpuid codes for sandybridge processors. 
2013-03-07  Sriraman Tallam  <tmsriram@google.com>

	* config/i386/cpuinfo.c (get_intel_cpu): Fix cpuid codes for
	sandybridge processors.

From-SVN: r196532
 2013-03-08 01:02:29 +00:00
Oleg Endo
8f6d1c8601 re PR target/56529 ([SH] Calls to __sdivsi3_i4i and __udivsi3_i4i are generated on SH2) 
PR target/56529
	* config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
	instead of TARGET_SH2 for call-table case.  Do not set sh_div_strategy
	to SH_DIV_CALL_TABLE for TARGET_SH2.
	* config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
	list.
	* doc/invoke.texi (SH options): Document mdiv= call-div1, call-fp,
	call-table options.

	PR target/56529
	* config/sh/lib1funcs.S (udivsi3_i4i, sdivsi3_i4i): Add __SH2A__ to
	inclusion list.

From-SVN: r196484
 2013-03-06 00:41:25 +00:00
Edgar E. Iglesias
409b1de4e1 Setup stack protection at entry. 
* config/microblaze/crti.S: Setup stack protection at entry

From-SVN: r196432
 2013-03-04 15:23:05 +00:00
Georg-Johann Lay
0b4ce21bcb * config/avr/lib1funcs.S (__ashrdi3, __lshrdi3, __ashldi3) 
(__rotldi3): Shift bytewise if applicable.

From-SVN: r196431
 2013-03-04 14:01:24 +00:00
James Greenhalgh
b7c3f1ca31 [AArch64/AArch64-4.7][libgcc] Silence warnings in sync-cache.c 
libgcc/
	* config/aarch64/sync-cache.c
	(__aarch64_sync_cache_range): Silence warnings.

From-SVN: r196380
 2013-03-01 14:01:58 +00:00
Catherine Moore
6d65e8f1fc 2012-02-25 Catherine Moore <clm@codesourcery.com> 
Revert microMIPS patch.

From-SVN: r196259
 2013-02-25 08:53:16 -05:00
Catherine Moore
6941b508c9 mips16.S: Don't build for microMIPS. 
libgcc/
2013-02-24  Catherine Moore  <clm@codesourcery.com>
	    Joseph Myers  <joseph@codesourcery.com>
	    Chao-ying Fu  <fu@mips.com>

	* config/mips/mips16.S:  Don't build for microMIPS.
	* config/mips/linux-unwind.h: Handle microMIPS frame.
	* config/mips/crtn.S (fini, init): New labels.

gcc/
2013-02-24  Catherine Moore  <clm@codesourcery.com>
	    Maciej W. Rozycki  <macro@codesourcery.com>
	    Tom de Vries  <tom@codesourcery.com>
	    Nathan Sidwell <nathan@codesourcery.com>
	    Iain Sandoe  <iain@codesourcery.com>
	    Nathan Froyd  <froydnj@codesourcery.com>
	    Chao-ying Fu <fu@mips.com>

	* doc/extend.texi: (micromips, nomicromips, nocompression):
	Document new function attributes. 
	* doc/invoke.texi (minterlink-compressed, mmicromips,
	m14k, m14ke, m14kec): Document new options.
	(minterlink-mips16): Update documentation.
	* doc/md.texi (ZC, ZD): Document new constraints.
	* configure.ac (gcc_cv_as_micromips): Check if linker
	supports the .set micromips directive.
	* configure: Regenerate.
	* config.in: Regenerate.
	* config/mips/mips-tables.opt: Regenerate.
	* config/mips/micromips.md: New file.
	* constraints.md (ZC, AD): New constraints.
	* config/mips/predicates.md (movep_src_register): New predicate.
	(movep_src_operand): New predicate.
	(non_volatile_mem_operand): New predicate.
	* config/mips/mips.md (multimem): New type.
	(length): Differentiate between 17-bit and 18-bit branch offsets.
	(MOVEP1, MOVEP2): New mode iterator.
 	(mov_<load>l): Use ZC constraint.
	(mov_<load>r): Likewise.
	(mov_<store>l): Likewise.
	(mov_<store>r): Likewise.
	(*branch_equality<mode>_inverted): Add microMIPS support.
	(*branch_equality<mode>): Likewise.
	(*jump_absolute): Likewise.
	(indirect_jump_<mode>): Likewise.
	(tablejump_<mode>): Likewise.
	(<optab>_internal): Likewise.
	(sibcall_internal): Likewise.
	(sibcall_value_internal): Likewise.
	(prefetch): Use constraint ZD.
	* config/mips/mips.opt (minterlink-compressed): New option.
	(minterlink-mips16): Now an alias for minterlink-compressed.
	(mmicromips): New option.
	* config/mips/sync.md (sync_compare_and_swap<mode>): Use ZR constraint.
	(compare_and_swap_12): Likewise.
	(sync_add<mode>): Likewise.
	(sync_<optab>_12): Likewise.
	(sync_old_<optab>_12): Likewise.
	(sync_new_<optab>_12): Likewise.
	(sync_nand_12): Likewise.
	(sync_old_nand_12): Likewise.
	(sync_new_nand_12): Likewise.
	(sync_sub<mode>): Likewise.
	(sync_old_add<mode>): Likewise.
	(sync_old_sub<mode>): Likewise.
	(sync_new_add<mode>): Likewise.
	(sync_new_sub<mode>): Likewise.
	(sync_<optab><mode>): Likewise.
	(sync_old_<optab><mode>): Likewise.
	(sync_new_<optab><mode>): Likewise.
	(sync_nand<mode>): Likewise.
	(sync_old_nand<mode>): Likewise.
	(sync_new_nand<mode>): Likewise.
	(sync_lock_test_and_set<mode>): Likewise.
	(test_and_set_12): Likewise.
	(atomic_compare_and_swap<mode>): Likewise.
	(atomic_exchange<mode>_llsc): Likewise.
	(atomic_fetch_add<mode>_llsc): Likewise.
	* config/mips/mips-cpus.def (m14kc, m14k): New processors.
	* config/mips/mips-protos.h (umips_output_save_restore): New prototype.
	(umips_save_restore_pattern_p): Likewise.
	(umips_load_store_pair_p): Likewise.
	(umips_output_load_store_pair): Likewise.
	(umips_movep_target_p): Likewise.
	(umips_12bit_offset_address_p): Likewise.
	* config/mips/mips.c (MIPS_MAX_FIRST_STEP): Update for microMIPS.
	(mips_base_mips16): Rename this...
	(mips_base_compression_flags): ...to this. Update all uses.
	(mips_attribute_table): Add micromips, nomicromips and nocompression.
	(mips_mips16_decl_p): Delete.
	(mips_nomips16_decl_p): Delete.
 	(mips_get_compress_on_flags): New function.
	(mips_get_compress_off_flags): New function.
	(mips_get_compress_mode): New function.
	(mips_get_compress_on_name): New function.
	(mips_get_compress_off_name): New function.
	(mips_insert_attributes): Support multiple compression types.
	(mips_merge_decl_attributes): Likewise.
	(umips_12bit_offset_address_p): New function.
	(mips_start_function_definition): Emit .set micromips directive.
	(mips_call_may_need_jalx_p): New function.
	(mips_function_ok_for_sibcall): Add microMIPS support.
	(mips_print_operand_punctuation): Support short delay slots and
	compact jumps.
	(umips_swm_mask, umips_swm_encoding): New.
	(umips_build_save_restore): New function.
	(mips_for_each_saved_gpr_and_fpr): Add microMIPS support.
	(was_mips16_p): Remove.
	(old_compression_mode): New.
	(mips_set_compression_mode): New function.
	(mips_set_current_function): Add microMIPS support.
	(mips_option_override): Likewise.
	(umips_save_restore_pattern_p): New function.
	(umips_output_save_restore): New function.
	(umips_load_store_pair_p_1): New function.
	(umips_load_store_pair_p): New function.
	(umips_output_load_store_pair_1): New function.
	(umips_output_load_store_pair): New function.
	(umips_movep_target_p) New function.
	(mips_prepare_pch_save): Add microMIPS support.
	* config/mips/mips.h (TARGET_COMPRESSION): New.
	(TARGET_CPU_CPP_BUILTINS): Update macro
	to use new compression flags and to support microMIPS.
	(MIPS_ISA_LEVEL_SPEC): Add m14k processors.
	(MIPS_ARCH_FLOAT_SPEC): Likewise.
	(ISA_HAS_LWXS): Include TARGET_MICROMIPS.
	(ISA_HAS_LOAD_DELAY): Exclude TARGET_MICROMIPS.
	(ASM_SPEC): Support mmicromips and mno-micromips.
	(M16STORE_REG_P): New macro.
	(MIPS_CALL): Support TARGET_MICROMIPS.
	(MICROMIPS_J): New macro.
	(mips_base_mips16): Rename this...
	(mips_base_compression_flags): ...to this.
	(UMIPS_12BIT_OFFSET_P): New macro.
	* config/mips/t-sde: (MULTILIB_OPTIONS): Add microMIPS.
	(MULTILIB_DIRNAMES): Likewise.

gcc/testsuite/
2013-02-24  Catherine Moore  <clm@codesourcery.com>
	    Richard Sandiford <rdsandiford@googlemail.com>

	* gcc.target/mips/mips.exp: Add microMIPS support.
	* gcc.target/mips/umips-movep-2.c: New test.
	* gcc.target/mips/umips-lwp-2.c: New test.
	* gcc.target/mips/umips-swp-5.c: New test.
	* gcc.target/mips/umips-constraints-1.c: New test.
	* gcc.target/mips/umips-lwp-3.c: New test.
	* gcc.target/mips/umips-swp-6.c: New test.
	* gcc.target/mips/umips-constraints-2.c: New test.
	* gcc.target/mips/umips-save-restore-1.c: New test.
	* gcc.target/mips/umips-lwp-4.c: New test.
	* gcc.target/mips/umips-swp-7.c: New test.
	* gcc.target/mips/umips-save-restore-2.c: New test.
	* gcc.target/mips/umips-lwp-swp-volatile.c: New test.
	* gcc.target/mips/umips-lwp-5.c: New test.
	* gcc.target/mips/umips-save-restore-3.c: New test.
	* gcc.target/mips/umips-lwp-6.c: New test.
	* gcc.target/mips/umips-swp-1.c: New test.
	* gcc.target/mips/umips-lwp-7.c: New test.
	* gcc.target/mips/umips-swp-2.c: New test.
	* gcc.target/mips/umips-lwp-8.c: New test.
	* gcc.target/mips/umips-swp-3.c: New test.
	* gcc.target/mips/umips-movep-1.c: New test.
	* gcc.target/mips/umips-lwp-1.c: New test.
	* gcc.target/mips/umips-swp-4.c: New test.


Co-Authored-By: Chao-ying Fu <fu@mips.com>
Co-Authored-By: Iain Sandoe <iain@codesourcery.com>
Co-Authored-By: Joseph Myers <joseph@codesourcery.com>
Co-Authored-By: Maciej W. Rozycki <macro@codesourcery.com>
Co-Authored-By: Nathan Froyd <froydnj@codesourcery.com>
Co-Authored-By: Nathan Sidwell <nathan@codesourcery.com>
Co-Authored-By: Richard Sandiford <rdsandiford@googlemail.com>
Co-Authored-By: Tom de Vries <tom@codesourcery.com>

From-SVN: r196246
 2013-02-24 18:46:44 -05:00
Edgar E. Iglesias
7c422dbbc7 modsi3.S (modsi3): Fix case with 0x80000000 as dividend. 
* config/microblaze/modsi3.S (modsi3): Fix case with 0x80000000 
as dividend.

From-SVN: r196156
 2013-02-19 23:00:50 +00:00
Alan Modra
110207ad17 re PR target/55431 (Invalid auxv search in ppc linux-unwind code.) 
PR target/55431
	* config/rs6000/linux-unwind.h (ppc_linux_aux_vector): Delete.
	(ppc_fallback_frame_state): Always set up save locations for fp
	and altivec.  Don't bother with non-callee-saved regs, r0-r13
	except for r2 on ppc64, fr0-fr13, v0-v19, vscr.

From-SVN: r196077
 2013-02-16 00:23:40 +10:30
Georg-Johann Lay
e68a4ef6ea re PR target/54222 ([avr] Implement fixed-point support) 
gcc/
	PR target/54222
	* config/avr/avr-dimode.md (umulsidi3, mulsidi3): New expanders.
	(umulsidi3_insn, mulsidi3_insn): New insns.

libgcc/
	PR target/54222
	* config/avr/t-avr (LIB2FUNCS_EXCLUDE): Add: _usmulUHA, _usmulUSA,
	_ssmulHA, _ssmulSA.
	(LIB1ASMFUNCS): Add: _muldi3_6, _mulsidi3, _umulsidi3, _usmuluha3,
	_ssmulha3, _usmulusa3, _ssmulsa3.
	* config/avr/lib1funcs.S (__muldi3_6): Break out of __muldi3.
	(__muldi3): XCALL __muldi3_6 instead of rcall.
	(__umulsidi3, __mulsidi3): New functions.
	(do_prologue_saves, do_epilogue_restores): New .macros.
	(__divdi3_moddi3): Use them.
	* config/avr/lib1funcs-fixed.S (__usmuluha3, __ssmulha3)
	(__usmulusa3, __ssmulsa3): New functions.

From-SVN: r195978
 2013-02-12 14:55:16 +00:00
Iain Sandoe
6c59ffd1ac re PR libitm/55693 (libitm.c++/eh-1.C execution test fails on darwin from r193271) 
/libgcc
2013-02-11  Iain Sandoe  <iain@codesourcery.com>
	    Jack Howarth  <howarth@bromo.med.uc.edu>
	    Patrick Marlier  <patrick.marlier@gmail.com>

	PR libitm/55693
	* config/darwin-crt-tm.c: Remove dummy functions hack.

/gcc
2013-02-11  Iain Sandoe  <iain@codesourcery.com>
	    Jack Howarth  <howarth@bromo.med.uc.edu>
	    Patrick Marlier  <patrick.marlier@gmail.com>

	PR libitm/55693
	* config/darwin.h: Replace ENDFILE_SPEC with TM_DESTRUCTOR and
	define ENDFILE_SPEC as TM_DESTRUCTOR.
	* config/i386/darwin.h (ENDFILE_SPEC): Use TM_DESTRUCTOR.

/libitm
2013-02-11  Iain Sandoe  <iain@codesourcery.com>
	    Jack Howarth  <howarth@bromo.med.uc.edu>
	    Patrick Marlier  <patrick.marlier@gmail.com>

	PR libitm/55693
	* alloc_cpp.cc: Enable function declarations on darwin.
	* eh_cpp.cc: Likewise.

Co-Authored-By: Jack Howarth <howarth@bromo.med.uc.edu>
Co-Authored-By: Patrick Marlier <patrick.marlier@gmail.com>

From-SVN: r195960
 2013-02-11 23:30:10 +00:00
Georg-Johann Lay
85d768f349 re PR target/54222 ([avr] Implement fixed-point support) 
gcc/
	PR target/54222
	* config/avr/avr.md (unspec) <UNSPEC_ROUND>: Add.
	* config/avr/avr-fixed.md (ALL4QA, ALL124QA): New mode iterators.
	(round<mode>3, round<mode>3_const): New expanders for fixed-mode.
	(*round<mode>3.libgcc): New insns for fixed-modes.
	* config/avr/builtins.def (ABSxx): Use a non-NULL LIBNAME.
	(ROUNDxx, COUNTLSxx, BITSxx, xxBITS): New DEF_BUILTINs.
	(ROUNDFX, COUNTLSFX, ABSFX): New DEF_BUILTINs.
	* config/avr/stdfix.h (absFX, bitsFX, FXbits): Remove inline
	implementations.  Define to __builtin_avr_absFX,
	__builtin_avr_bitsFX, __builtin_avr_FXbits, respectively.
	(roundFX, countlsFX): Define to __builtin_avr_roundFX,
	__builtin_avr_countlsFX, respectively.
	* config/avr/avr-c.c (target.h): Include it.
	(enum avr_builtin_id): New enum.
	(avr_resolve_overloaded_builtin): New static function.
	(avr_register_target_pragmas): Use it to set
	targetm.resolve_overloaded_builtin.
	* config/avr/avr.c (avr_init_builtins): Supply myriads of local
	tree nodes used by DEF_BUILTIN.
	(avr_expand_builtin) <AVR_BUILTIN_ROUNDxx>: Sanity-check them.
	(avr_fold_builtin) <AVR_BUILTIN_BITSxx>: Fold to VIEW_COVERT_EXPR.
	<AVR_BUILTIN_xxBITS>: Same.
	
libgcc/
	PR target/54222
	* config/avr/lib2funcs.c: New C sources for modules for libgcc.a.
	* config/avr/lib2-object.mk: New iterator to build objects from it.
	* config/avr/t-avr: Iterate lib2-object.mk to build objects from
	lib2funcs.c.
	(LIB2FUNCS_EXCLUDE): Add _clrsbdi2.
	(LIB1ASMFUNCS): Add: _ssabs_1, _mask1, _ret, _roundqq3, _rounduqq3,
	_round_s2, _round_u2, _round_2_const, _addmask_2, _round_s4,
	_round_u4, _round_4_const, _addmask_4, _round_x8, _rounddq3
	_roundudq3, _roundda3 _rounduda3, _roundta3 _rounduta3.
	* config/avr/lib1funcs-fixed.S: Implement them.

gcc/testsuite/
	PR target/54222
	* gcc.target/avr/torture/builtins-4-roundfx.c: New test.
	* gcc.target/avr/torture/builtins-5-countlsfx.c: New test.

From-SVN: r195878
 2013-02-08 10:13:37 +00:00
Richard Sandiford
5d5bf77569 Update copyright in libgcc. 
From-SVN: r195731
 2013-02-04 19:06:20 +00:00
David Edelsohn
99113dff9d re PR c++/54601 (AIX uses atexit which causes unloading of shared modules to break) 
PR target/54601
libgcc/
        * config.host (powerpc-ibm-aix[56789]): Add t-aix-cxa to tmake_file.
        Add crtcxa to extra_parts.
        * config/rs6000/exit.h: New file.
        * config/rs6000/cxa_atexit.c: New file.
        * config/rs6000/cxa_finalize.c: New file.
        * config/rs6000/crtcxa.c: New file.
        * config/rs6000/t-aix-cxa: New file.
        * config/rs6000/libgcc-aix-cxa.ver: New file.

gcc/
        * configure.ac (cxa_atexit): Add AIX.
        * configure: Regenerate.

        * config/rs6000/aix61.h (STARTFILE_SPEC): Add crtcxa.o.

From-SVN: r195675
 2013-02-01 15:26:24 -05:00
Nick Clifton
dbdbd982df lib1funcs.S: Add support for e3v5 architecture variant. 
* config/v850/lib1funcs.S: Add support for e3v5 architecture
	variant.

	* config/v850/constraints.md (Q): Define as a memory constraint.
	* config/v850/predicates.md (label_ref_operand): New predicate.
	(e3v5_shift_operand): New predicate.
	(ior_operator): New predicate.
	* config/v850/t-v850: Add e3v5 multilib.
	* config/v850/v850-protos.h (v850_adjust_insn_length): Prototype.
	(v850_gen_movdi): Prototype.
	* config/v850/v850.c: Add support for e3v5 architecture.
	Rename all uses of TARGET_V850E || TARGET_V850E2_ALL to
	TARGET_V850E_UP.
	(construct_save_jarl): Add e3v5 long JARL support.
	(v850_adjust_insn_length): New function.  Adjust length of call
	insns when using e3v5 instructions.
	(v850_gen_movdi): New function: Generate instructions to move a
	DImode value.
	* config/v850/v850.h (TARGET_CPU_v850e3v5): Define.
	(CPP_SPEC): Define __v850e3v5__ as appropriate.
	(TARGET_USE_FPU): Enable for e3v5.
	(CONST_OK_FOR_W): New macro.
	(ADJUST_INSN_LENGTH): Define.
	* config/v850/v850.md (UNSPEC_LOOP): Define.
	(attr cpu): Add v850e3v5.
	Rename all uses of TARGET_V850E2 to TARGET_V850E2V3_UP.
	(movdi): New pattern.
	(movdi_internal): New pattern.
	(cbranchsf4): Conditionalize on TARGET_USE_FPU.
	(cbranchdf4): Conditionalize on TARGET_USE_FPU.
	(cstoresf4): Likewise.
	(cstoredf4): Likewise.
	(insv): New pattern.
	(rotlso3_a): New pattern.
	(rotlsi3_b): New pattern
	(rotlsi3_v850e3v5): New pattern.
	(doloop_begin): New pattern.
	(fix_loop_counter): New pattern.
	(doloop_end): New pattern.
	(branch_normal): Add e3v5 long branch support.
	(branch_invert): Likewise.
	(branch_z_normal): Likewise.
	(branch_z_invert): Likewise.
	(branch_nz_normal): Likewise.
	(branch_nz_invert): Likewise.
	(call_internal_short): Add e3v5 register-indirect JARL support.
	(call_internal_long): Likewise.
	(call_value_internal_short): Likewise.
	(call_value_internal_long): Likewise.
	* config/v850/v850.opt (mv850e3v5, mv850e2v4): New options.
	(mloop): New option.
	* config.gcc: Add support for configuring v840e3v5 target.
	* doc/invoke.texi: Document new v850 specific command line
	options.

From-SVN: r195623
 2013-01-31 18:36:02 +00:00
Georg-Johann Lay
5893f1589a re PR target/54222 ([avr] Implement fixed-point support) 
PR target/54222
	* config/avr/t-avr (LIB2FUNCS_EXCLUDE): Add:
	_mulQQ,  _mulHQ,  _mulHA,  _mulSA,
	_mulUQQ, _mulUHQ, _mulUHA, _mulUSA,
	_divQQ,  _divHQ,  _divHA,  _divSA,
	_divUQQ, _divUHQ, _divUHA, _divUSA.

From-SVN: r195532
 2013-01-29 10:33:18 +00:00
David Holsgrove
fbf0cf904e gcc: PR target/54663 
gcc:  PR target/54663
	* config.gcc (microblaze*-linux*): Add tmake_file to allow building
	of microblaze-c.o.
libgcc:
	* config.host(microblaze*-linux*): tmake_file: Remove 
	t-slibgcc-nolc-override, add t-slibgcc-libgcc.
	* config/microblaze/t-microblaze: Set LIB2FUNCS_EXCLUDE
	to exclude functions from being built with libgcc.c and use
	the microblaze assembly.

From-SVN: r195488
 2013-01-26 16:53:45 +00:00
Edgar E. Iglesias
6f14eef2c5 gcc/config.gcc (microblaze*-*-*): Rename microblaze*-*-elf, update tm_file. 
libgcc/config.host (microblaze*-*-*): Rename microblaze*-*-elf, update extra_parts.

From-SVN: r195487
 2013-01-26 16:39:10 +00:00
Yufeng Zhang
922c57d1ba sync-cache.c (__aarch64_sync_cache_range): Cast the results of (dcache_lsize - 1) and (icache_lsize - 1) to the type... 
2013-01-17  Yufeng Zhang  <yufeng.zhang@arm.com>

	* config/aarch64/sync-cache.c (__aarch64_sync_cache_range): Cast the
	results of (dcache_lsize - 1) and (icache_lsize - 1) to the type
	__UINTPTR_TYPE__; also cast 'base' to the same type before the
	alignment operation.

From-SVN: r195266
 2013-01-17 14:27:36 +00:00
Sofiane Naci
e0f8b6a0a0 [AARCH64] Fix __clear_cache. 
From-SVN: r195203
 2013-01-15 15:49:13 +00:00
Ian Lance Taylor
4bd18faef2 Reverted last patch. 
From-SVN: r195174
 2013-01-14 19:38:07 +00:00
Ian Lance Taylor
2bc153600f generic-morestack-thread.c: Change declaration of __real_pthread_create to not be weak. 
* generic-morestack-thread.c: Change declaration of
	__real_pthread_create to not be weak.

From-SVN: r195172
 2013-01-14 19:33:02 +00:00
Georg-Johann Lay
0089227267 * Fix typos. Remove trailing blanks. Fix coding style. 
From-SVN: r195151
 2013-01-14 15:08:45 +00:00
Georg-Johann Lay
e59ec5fdb2 avr-lib.h: Add GPL copyright notice. 
* config/avr/avr-lib.h: Add GPL copyright notice.

From-SVN: r195145
 2013-01-14 14:01:32 +00:00
Georg-Johann Lay
3ffc195810 fixed-bit.c (SATFRACT): Only declare / set min_low, min_high if TO_MODE_UNSIGNED == 0. 
* fixed-bit.c (SATFRACT) <FROM_TYPE=1, TO_TYPE=4>: Only
	declare / set min_low, min_high if TO_MODE_UNSIGNED == 0.
	(SATFRACT) <FROM_TYPE=TO_TYPE=4>: Only declare / set min_low,
	min_high if FROM_MODE_UNSIGNED == 0 and TO_MODE_UNSIGNED == 0.

From-SVN: r195141
 2013-01-14 10:19:00 +00:00
Mark Kettenis
25c210f9bd config.host (i[34567]86-*-openbsd* and x86_64-*-openbsd*): Add to lists of i[34567]86-*-* and x86_64-*-* soft-fp targets. 
libgcc/

	* config.host (i[34567]86-*-openbsd* and x86_64-*-openbsd*):
	Add to lists of i[34567]86-*-* and x86_64-*-* soft-fp targets.

gcc/

	* config/i386/openbsdelf.h (LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT,
	TF_SIZE): Define.

From-SVN: r194999
 2013-01-07 22:49:56 +00:00
Nick Clifton
db59befb09 lib1funcs.S: Only provide CALLT support functions if the CALLT instruction is supported. 
* config/v850/lib1funcs.S: Only provide CALLT support functions if
	the CALLT instruction is supported.

From-SVN: r194898
 2013-01-04 10:21:55 +00:00
Jonathan Wakely
5aa12dbf6c gthr.h (__gthread_cond_timedwait_recursive): Do not require. 
* gthr.h (__gthread_cond_timedwait_recursive): Do not require.
	* gthr-posix.h (__gthread_cond_timedwait_recursive): Remove.

From-SVN: r194652
 2012-12-20 22:19:57 +00:00
John Tytgat
65f141179f fp16.c (__gnu_f2h_internal): Fix inaccuracy when aexp is 25. 
* config/arm/fp16.c (__gnu_f2h_internal): Fix inaccuracy when aexp
	is 25.

From-SVN: r194474
 2012-12-13 12:05:30 +00:00
Jakub Jelinek
ee3ae4f768 re PR libgcc/55451 (FAIL: gcc.dg/fixed-point/unary.c) 
PR libgcc/55451
	* fixed-bit.c (FIXED_SSADD, FIXED_SSSUB, FIXED_SSNEG): Avoid
	undefined signed overflows.

From-SVN: r194439
 2012-12-12 10:38:56 +01:00
Uros Bizjak
2fcfba3d65 re PR target/55344 (Cross compiling for alpha-linux fails because <signal.h> doesn't exist) 
PR target/55344
	* config/alpha/linux-unwind.h: Disable when inhibit_libc is defined.

From-SVN: r194334
 2012-12-09 19:15:59 +01:00
Uros Bizjak
4f2b3dc2b4 sfp-machine.h (FP_EX_ALL): Define. 
* config/i386/sfp-machine.h (FP_EX_ALL): Define.
	(FP_TRAPPING_EXCEPTIONS): Define.
	* config/i386/32/sfp-machine.h (FP_EX_SHIFT): Define.
	* config/i386/64/sfp-machine.h (FP_EX_SHIFT): Ditto.

From-SVN: r194243
 2012-12-06 10:49:43 +01:00
Richard Henderson
066161a2aa re PR bootstrap/55571 (PR48076 fix broke bootstrap on armv5tel-linux-gnueabi) 
PR bootstrap/55571

        * Makefile.in (libgcc_s.so): Depend on and link with libgcc.a.

From-SVN: r194159
 2012-12-04 11:08:18 -08:00
Marcus Shawcroft
2562618148 AArch64: Define FP_TRAPPING_EXCEPTIONS. 
2012-12-04  Marcus Shawcroft <marcus.shawcroft@arm.com>

        * config/aarch64/sfp-machine.h (FP_EX_ALL): Define.
	(FP_EX_SHIFT): Define.
	(FP_TRAPPING_EXCEPTIONS): Define.

From-SVN: r194151
 2012-12-04 15:51:55 +00:00
Marcus Shawcroft
868395e87f aarch64: Refactor aarch64 sfp-machine.h 
2012-12-04  Marcus Shawcroft <marcus.shawcroft@arm.com>

	* config/aarch64/sfp-machine.h (FP_RND_MASK): Define.
	(FP_ROUNDMODE): Use FP_RND_MASK.
	* config/aarch64/sfp-exceptions.c: New.
	* config/aarch64/sfp-machine.h (FP_HANDLE_EXCEPTIONS):
	Use __sfp_handle_exceptions.

From-SVN: r194142
 2012-12-04 14:16:17 +00:00
Richard Earnshaw
5005fe220a config.host: (arm*-*-freebsd*): Remove. 
* config.host: (arm*-*-freebsd*): Remove.
	(arm*-*-linux*, arm*-*-uclinux*): Simplify logic.
	(arm*-*-elf*): Remove.
	(arm*-*-wince-pe*): Remove.
	* arm/unwind-arm.c (struct fpa_reg): Delete.
	(struct fpa_regs): Delete.
	(phase1_vrs): Remove fpa element.
	(_Unwind_VRS_Get): Remove _UVRSC_FPA.
	(_Unwind_VRS_Set, _Unwind_VRS_Pop): Likewise.
	* arm/pr-support.c (__gnu_unwind_execute): Remove FPA support.
	* ieee754-sf.S (floatundisf): Remove FPA support.
	(floatdisf): Likewise.
	* ieee75f-df.S (floatundidf): Likewise.
	(floatdidf): Likewise.

From-SVN: r194138
 2012-12-04 13:49:09 +00:00
Kai Tietz
e5a81c8e46 re PR target/55445 (Always defined __SEH__ when build from trunk) 
PR target/55445
        * unwind-c.c (__SEH__): Make sure SjLj isn't active.
        * unwind-generic.h: Likewise.
        * unwind-seh.c: Likewise.

From-SVN: r193928
 2012-11-29 10:36:41 +01:00
Richard Henderson
f4919e4a82 re PR libgcc/48076 (Unsafe double checked locking in __emutls_get_address) 
PR libgcc/48076
        * emutls.c (__emutls_get_address): Avoid race condition between
        obj->loc.offset read and emutls_key initialization.

From-SVN: r193907
 2012-11-28 13:01:26 -08:00
Georg-Johann Lay
e13d9d5aeb Adjust decimal point of signed accum mode to GCC default. 
libgcc/
	Adjust decimal point of signed accum mode to GCC default.

	PR target/54222
	* config/avr/t-avr (LIB1ASMFUNCS): Add _fractsfsq _fractsfusq,
	_divqq_helper.
	* config/avr/lib1funcs-fixed.S (__fractqqsf, __fracthqsf)
	(__fractsasf, __fractsfha, __fractusqsf, __fractsfsa)
	(__mulha3, __mulsa3)
	(__divqq3, __divha3, __divsa3): Adjust to new position of
	decimal point of signed accum types. 
	
	(__mulusa3_round): New function.
	(__mulusa3): Use it.
	(__divqq_helper): New function.
	(__udivuqq3): Use it.

gcc/
	Adjust decimal point of signed accum mode to GCC default.

	PR target/54222
	* config/avr/avr-modes.def (HA, SA, DA): Remove mode adjustments.
	(TA): Move decimal point one bit to the right.
	* config/avr/avr.c (avr_out_fract): Rewrite.

From-SVN: r193721
 2012-11-22 10:00:13 +00:00
Jakub Jelinek
1b845c6e70 re PR bootstrap/55370 (Bad libgcc.map) 
PR bootstrap/55370
	* libgcc-std.ver.in: Add GCC_4.8.0 and %inherit for it.

From-SVN: r193648
 2012-11-20 09:36:31 +01:00
Teresa Johnson
822a258a98 This patch addresses the bogus "Invocation mismatch" messages seen in parallel profiledbootstrap builds of gcc. 
This patch addresses the bogus "Invocation mismatch" messages seen in parallel
profiledbootstrap builds of gcc. See PR bootstrap/55051 for a discussion of
why this is occurring and why this checking is inaccurate. Leave it in when
!GCOV_LOCKED, to warn about concurrent update issues requiring locking.

2012-11-18  Teresa Johnson  <tejohnson@google.com>

	PR bootstrap/55051
	* libgcov.c (gcov_exit): Remove merged program summary
	comparison unless !GCOV_LOCKED.

From-SVN: r193612
 2012-11-19 05:20:59 +00:00
Marcus Shawcroft
54f4eaf08d soft-fp updated from GLIBC upstream. 
From-SVN: r193540
 2012-11-15 18:39:47 +00:00
Ian Lance Taylor
e808687a8c generic-morestack.c (__generic_morestack): Align the returned stack pointer to a 32 byte boundary. 
* generic-morestack.c (__generic_morestack): Align the returned
	stack pointer to a 32 byte boundary.
	* config/i386/morestack.S (__morestack_non_split) [32-bit]: Don't
	increment the return address until we have decided that we don't
	have a varargs function.
	(__morestack) [32-bit]: Align stack correctly when calling C
	functions.
	(__morestack) [64-bit]: Likewise.

From-SVN: r193264
 2012-11-06 23:04:28 +00:00
Thomas Schwinge
460277e023 bid_functions.h: Check for __GLIBC__ additionally to LINUX when defining format specifiers. 
libgcc/config/libbid/
	* bid_functions.h: Check for __GLIBC__ additionally to LINUX when
	defining format specifiers.

config/
	* dfp.m4 (enable_decimal_float): Enable for i?86*-*-gnu*.

gcc/
	* configure: Regenerate.

libdecnumber/
	* configure: Regenerate.

libgcc/
	* configure: Regenerate.

From-SVN: r193143
 2012-11-05 00:08:42 +01:00
Uros Bizjak
73edb27727 re PR target/55175 (i386/sfp-exceptions.c:52:7: error: impossible constraint in 'asm') 
PR target/55175
	* config/i386/sfp-exceptions.c: Guard with _SOFT_FLOAT.
	* config/i386/sfp-machine.h: Guard exception handling
	code with _SOFT_FLOAT.
	* config/i386/32/sfp-machine.h: Guard rounding handling
	code with _SOFT_FLOAT.
	* config/i386/64/sfp-machine.h: Ditto.

From-SVN: r193095
 2012-11-02 15:09:02 +01:00
Joel Sherrill
c1d4fa04ce config.host (m32r-*-rtems*): Include crtinit.o and crtfinit.o as extra_parts. 
2012-10-31  Joel Sherrill  <joel.sherrill@oarcorp.com>

	* config.host (m32r-*-rtems*): Include crtinit.o and crtfinit.o
	as extra_parts.

From-SVN: r193010
 2012-10-31 03:17:37 +01:00