Age | Commit message (Collapse) | Author | Files | Lines |
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2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
* libgcc2.h (word_type): Type definition removed.
(cmp_return_type, shift_count_type): Type definitions added.
(__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
replaced with shift_count_type.
(__cmpdi2, __ucmpdi2): word_type of return type replaced with
cmp_return_type.
* libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
changed from word_type to Wtype.
(__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
replaced with shift_count_type.
(__cmpdi2, __ucmpdi2): word_type of return type replaced with
cmp_return_type.
* c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return and
libgcc_shift_count attribute added.
* target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
(TARGET_INITIALIZER): New target hooks added.
* targhooks.c (default_libgcc_cmp_return_mode,
default_libgcc_shift_count_mode): Default implementations for the new
target hooks added.
* targhooks.h (default_libgcc_cmp_return_mode,
default_libgcc_shift_count_mode): Function prototypes added.
* target.h (struct gcc_target): Fields for the new target hooks added.
* optabs.c (expand_binop): Use shift_count_mode when expanding shift
as library call.
(prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
library call.
* doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
* config/s390/s390.c (s390_libgcc_cmp_return_mode,
s390_libgcc_shift_count_mode): Functions added.
(TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE): Target
hooks defined.
From-SVN: r126410
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* libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
otherwise define to LIBGCC2_TF_CEXT.
* config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
(LIBGCC_TF_CEXT): Ditto.
(TF_SIZE): Ditto.
From-SVN: r125737
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* libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
* libgcc2.c (__floatdisf): Avoid double-word arithmetic when
looking for non-zero bits shifted out. Avoid a recursive call
when constructing the scalar.
(__floatundisf): Likewise.
From-SVN: r124106
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PR c/30360
* libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
denom against 0.0.
* gcc.dg/pr30360.c: New test.
From-SVN: r120486
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2007-01-04 Eric Christopher <echristo@apple.com>
* libgcc2.c (__bswapsi2): Use SItype.
(__bswapdi2): Use DItype.
* libgcc2.h: Update for above.
From-SVN: r120454
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2006-11-07 Eric Christopher <echristo@apple.com>
* libgcc2.c (__bswapdi2): Rename from bswapDI2.
(__bswapsi2): Ditto.
* libgcc2.h: Remove transformation of bswap routines.
* config/i386/i386.md (bswapsi2): New.
(bswapdi2): Ditto.
2006-11-07 Eric Christopher <echristo@apple.com>
* gcc.target/i386/builtin-bswap-1.c: Rewrite for 64-bit.
Test using scan-assembler-not.
From-SVN: r118576
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2006-09-07 Eric Christopher <echristo@apple.com>
Falk Hueffner <falk@debian.org>
* doc/extend.texi (__builtin_bswap32): Document.
(__builtin_bswap64): Ditto.
* doc/libgcc.texi (bswapsi2): Document.
(bswapdi2): Ditto.
* doc/rtl.texi (bswap): Document.
* optabs.c (expand_unop): Don't widen a bswap.
(init_optabs): Init bswap. Set libfuncs explicitly
for bswapsi2 and bswapdi2.
* optabs.h (OTI_bswap): New.
(bswap_optab): Ditto.
* genopinit.c (optabs): Handle bswap_optab.
* tree.h (tree_index): Add TI_UINT32_TYPE and
TI_UINT64_TYPE.
(uint32_type_node): New.
(uint64_type_node): Ditto.
* tree.c (build_common_tree_nodes_2): Initialize
uint32_type_node and uint64_type_node.
* builtins.c (expand_builtin_bswap): New.
(expand_builtin): Call.
(fold_builtin_bswap): New.
(fold_builtin_1): Call.
* fold-const.c (tree_expr_nonnegative_p): Return true
for bswap.
* builtin-types.def (BT_UINT32): New.
(BT_UINT64): Ditto.
(BT_FN_UINT32_UINT32): Ditto.
(BT_FN_UINT64_UINT64): Ditto.
* builtins.def (BUILT_IN_BSWAP32): New.
(BUILT_IN_BSWAP64): Ditto.
* rtl.def (BSWAP): New.
* genattrtab.c (check_attr_value): New.
* libgcc2.c (__bswapSI2): New.
(__bswapDI2): Ditto.
* libgcc2.h (__bswapSI2): Declare.
(__bswapDI2): Ditto.
* mklibgcc.in (lib2funcs): Add _bswapsi2 and _bswapdi2.
* simplify-rtx.c (simplify_const_unary_operation): Return
0 for BSWAP.
* libgcc-std.ver (__bwapsi2): Add.
(__bswapdi2): Ditto.
* reload1.c (eliminate_regs_1): Add bswap.
(elimination_effects): Ditto.
* config/i386/i386.h (x86_bswap): New.
(TARGET_BSWAP): Use.
* config/i386/i386.c (x86_bswap): Set.
Co-Authored-By: Falk Hueffner <falk@debian.org>
From-SVN: r118361
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* libgcc2.c (LIBGCC2_MAX_UNITS_PER_WORD): New macro.
(LIBGCC2_UNITS_PER_WORD): Use LIBGCC2_MAX_UNITS_PER_WORD rather than
MIN_UNITS_PER_WORD to set the default. Also use it in the guard.
From-SVN: r114022
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* libgcc2.c (MIN_UNITS_PER_WORD): Move default definition from
libgcc2.h.
(LIBGCC2_UNITS_PER_WORD): Provide default definition, using old
MIN_UNITS_PER_WORD logic from libgcc2.h. Do nothing if
LIBGCC2_UNITS_PER_WORD > MIN_UNITS_PER_WORD.
* libgcc2.h (MIN_UNITS_PER_WORD): Remove definition from here.
Use LIBGCC2_UNITS_PER_WORD rather than MIN_UNITS_PER_WORD to
determine the size of Wtype, etc.
* mklibgcc.in (LIB2_SIDITI_CONV_FUNCS): New argument.
(swfloatfuncs): New variable.
(dwfloatfuncs): Likewise.
(lib2funcs): Remove floating-point conversion functions from
initial assignment. Use LIB2_SIDITI_CONV_FUNCS to determine
the set of conversion routines needed. Allow entries to specify
an object name, filename and word size. Update users accordingly.
* Makefile.in (libgcc.mk): Pass LIB2_SIDITI_CONV_FUNCS.
* config/mips/t-mips (LIB2_SIDITI_CONV_FUNCS): Define.
Revert:
2006-02-08 Roger Sayle <roger@eyesopen.com>
PR target/22209
* config/fixtfdi.c: New libgcc source file.
* config/fixunstfdi.c: New source file.
* config/floatditf.c: New source file.
* config/floatunditf.c: New souce file.
* config/mips/t-iris6 (LIB2FUNCS_EXTRA): Include the new source
files above instead of config/mips/_tilib.c.
* config/mips/t-linux64 (LIB2FUNCS_EXTRA): Likewise.
From-SVN: r113903
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* libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
Double TFmode.
(__floatundisf, __floatundidf): Likewise.
* libgcc2.h (IS_IBM_EXTENDED): Define.
From-SVN: r110004
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PR other/25028
* libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
* libgcc2.c (__floatdixf, __floatundixf, __floatditf,
__floatunditf): Use #error if type sizes don't match requirements
of implementation.
(__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
as wider floating-point type. Use #error if type sizes don't
match requirements of implementation. Avoid overflow in computing
Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
(__floatundisf, __floatundidf): Likewise.
* config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
* config/ia64/ia64.c (ia64_init_libfuncs): Use
_U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
TFmode-TImode conversions.
* doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
testsuite:
* gcc.dg/torture/fp-int-convert-timode.c: Only XFAIL for LP64 IA64
HP-UX.
From-SVN: r108598
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2005-12-05 Jan Beulich <jbeulich@novell.com>
* libgcc2.c (__popcountSI2): Don't use wide type for iterator and
result.
(__popcountDI2): Likewise.
From-SVN: r108046
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* config/fp-bit.c (clzusi): New function.
(si_to_float, usi_to_float): Use it to compute proper shift.
(usi_to_float): Preserve guard bits when shifting right.
* libgcc-std.ver (GCC_4.2.0): New version.
* libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
__floatundisf): New functions.
* libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
__floatundisf): Declare.
* mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
_floatundixf, and _floatunditf.
* optabs.c (expand_float): If target does not define a pattern for
signed or unsigned conversion, use an unsigned libcall instead of
a signed one.
(init_optabs): Initialize ufloat_optab.
testsuite:
* gcc.c-torture/execute/floatunsisf-1.c: New test.
From-SVN: r107345
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From-SVN: r104702
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* Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
* libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed dimension of
these arrays.
* libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of these arrays.
* longlong.h: Only provide a prototype for the __clz_tab[] array if this
header has not been included from libgcc2.h.
* config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than defining
own types.
Provide prototypes for exported functions.
Use the __clz_tab[] and __popcount_tab[] arrays provided by libgcc2.c.
From-SVN: r104081
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* Makefile.def (target_modules): Add libssp.
* configure.in (target_libraries): Add target-libssp.
* configure: Rebuilt.
* Makefile.in: Rebuilt.
gcc/
* gcc.c (LINK_SSP_SPEC): Define.
(link_ssp_spec): New variable.
(LINK_COMMAND_SPEC): Add %(link_ssp).
(static_specs): Add link_ssp_spec.
* configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
* configure: Rebuilt.
* config.in: Rebuilt.
* config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
* config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
* config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
* config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
* config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
-0x7008(2) instead of reading __stack_chk_guard variable.
* config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
number.
(UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
(stack_protect_set, stack_protect_test): Use *_tls* patterns
if TARGET_THREAD_SSP_OFFSET is defined.
(stack_tls_protect_set_si, stack_tls_protect_set_di,
stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
Revert:
2005-06-27 Richard Henderson <rth@redhat.com>
* libgcc-std.ver (GCC_4.1.0): New.
* libgcc.h (__stack_chk_guard): Declare.
(__stack_chk_fail, __stack_chk_fail_local): Declare.
* libgcc2.c (L_stack_chk, L_stack_chk_local): New.
* mklibgcc.in (lib2funcs): Add them.
From-SVN: r101531
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* c-cppbuiltin.c (c_cpp_builtins): Add __SSP_ALL__ and __SSP__.
* cfgexpand.c: Include params.h.
(has_protected_decls, has_short_buffer): New.
(expand_stack_vars): Take a predicate to determine what to expand.
(defer_stack_allocation): True when flag_stack_protect on.
(SPCT_HAS_LARGE_CHAR_ARRAY, SPCT_HAS_SMALL_CHAR_ARRAY): New.
(SPCT_HAS_ARRAY, SPCT_HAS_AGGREGATE): New.
(stack_protect_classify_type, stack_protect_decl_phase): New.
(stack_protect_decl_phase_1, stack_protect_decl_phase_2): New.
(add_stack_protection_conflicts, create_stack_guard): New.
(expand_used_vars): Add stack protection logic.
(tree_expand_cfg): Likewise.
* common.opt (Wstack-protector): New.
(fstack-protector, fstack-protector-all): New.
* function.c: Include predict.h.
(assign_parm_adjust_stack_rtl): Zap stack_parm when stack protect
wants to copy the parameter into the stack frame.
(stack_protect_prologue, stack_protect_epilogue): New.
(expand_function_end): Call stack_protect_epilogue. Do
sjlj_emit_function_exit_after after naked_return_label.
* function.h (struct function): Add stack_protect_guard.
* params.def (PARAM_SSP_BUFFER_SIZE): New.
* toplev.c (process_options): Disable flag_stack_protect and/or
warn_stack_protect based on FRAME_GROWS_DOWNWARD.
* tree.h (stack_protect_prologue): Declare.
* target-def.h (TARGET_STACK_PROTECT_GUARD): New.
(TARGET_STACK_PROTECT_FAIL): New.
(TARGET_INITIALIZER): Add them.
* target.h (struct gcc_target): Add stack_protect_guard and
stack_protect_fail.
* targhooks.c: Include ggc.h, gty header.
(stack_chk_guard_decl, default_stack_protect_guard): New.
(stack_chk_fail_decl, default_external_stack_protect_fail): New.
(default_hidden_stack_protect_fail): New.
* targhooks.h (default_stack_protect_guard): Declare.
(default_external_stack_protect_fail): Declare.
(default_hidden_stack_protect_fail): Declare.
* config/i386/i386.c (TARGET_STACK_PROTECT_FAIL): New.
* config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New.
(trap): Use ud2.
(conditional_trap, conditional_trap_1): Remove.
(stack_protect_set, stack_protect_set_si, stack_protect_set_di): New.
(stack_protect_test, stack_protect_test_si, stack_protect_test_di): New.
* doc/md.texi (stack_protect_set, stack_protect_test): New.
* doc/tm.texi (TARGET_STACK_PROTECT_GUARD): New.
(TARGET_STACK_PROTECT_FAIL): New.
* libgcc-std.ver (GCC_4.1.0): New.
* libgcc.h (__stack_chk_guard): Declare.
(__stack_chk_fail, __stack_chk_fail_local): Declare.
* libgcc2.c (L_stack_chk, L_stack_chk_local): New.
* mklibgcc.in (lib2funcs): Add them.
From-SVN: r101348
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From-SVN: r101317
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* Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
* aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
* configure.ac (enable_checking): Fix typos in runtime_checking.
(ENABLE_RUNTIME_CHECKING): Mark as target template.
(xm_file): Prepend auto-host.h
(HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
* mkconfig.sh: Do not automatically define USED_FOR_TARGET in
tconfig.h.
* crtstuff.c: Do not include auto-host.h.
(IN_LIBGCC2): Do not define.
* gcov-io.h: Include tconfig.h, not auto-host.h.
* libgcc2.c: Do not include auto-host.h.
(abort): Do not undefine.
* libgcov.c: Remove unneeded comment about config.h.
* unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
* config.in, configure: Regenerated.
Co-Authored-By: Paolo Bonzini <bonzini@gnu.org>
From-SVN: r99386
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* crtstuff.c: Handle targets that use .init_array.
* function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
that INVOKE__main is set correctly.
(expand_main_function): Test INVOKE__main.
* libgcc2.c: Do not define __main when using .init_array.
* config/arm/arm.c (arm_elf_asm_constructor): New function.
* config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
libgcc version.
(DTORS_SECTION_ASM_OP): Likewise.
(CTOR_LIST_BEGIN): Define specially when in libgcc.
(CTOR_LIST_END): Likewise.
(DTOR_LIST_BEGIN): Likewise.
(DTOR_LIST_END): Likewise.
* config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
(FINI_SECTION_ASM_OP): Likewise.
(INIT_ARRAY_SECTION_ASM_OP): Define.
(FINI_ARRAY_SECTION_ASM_OP): Likewise.
* config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
(SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
* doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
(FINI_ARRAY_SECTION_ASM_OP): Likewise.
Co-Authored-By: Mark Mitchell <mark@codesourcery.com>
Co-Authored-By: Paul Brook <paul@codesourcery.com>
From-SVN: r98986
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OKed by Richard Henderson.
From-SVN: r97278
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* libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
(LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
the defaults false if BITS_PER_UNIT != 8.
(SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
(__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
than BITS_PER_UNIT != 8.
(L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
(L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
(L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
#undefs.
* libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
(__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
From-SVN: r96778
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PR target/19930
* doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
(LIBGCC2_HAS_DF_MODE): New.
(LIBGCC2_HAS_XF_MODE): New.
(LIBGCC2_HAS_TF_MODE): New.
* libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
(LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
* libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
(LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
(LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
* config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
and add _fixtfdi, _fixunstfdi, _floatditf
* lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
L_fixunstfdi, L_floatditf.
* config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
(LIBGCC2_HAS_TF_MODE): Define.
From-SVN: r95548
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From-SVN: r95196
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type update to libgcc2)
PR 19920
* libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
with W_TYPE_SIZE.
(HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
replace uses with Wtype_MAXp1_F.
(L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
and HAVE_TFMODE as appropriate.
(__fixunssfDI): Provide an implementation that doesn't need DFmode.
(__floatdisf): Likewise.
* libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
(HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
(Wtype_MAXp1_F): New.
(DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
__powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
From-SVN: r95121
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* c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
spelling conventions.
From-SVN: r94939
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* tree-complex.c (expand_complex_libcall): New.
(expand_complex_multiplication): Use it for c99 compliance.
(expand_complex_division): Likewise.
* fold-const.c (fold_complex_add, fold_complex_mult): New.
(fold): Call them.
* builtins.c (built_in_names): Remove const.
* tree.c (build_common_builtin_nodes): Build complex arithmetic
builtins.
* tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
(BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
(built_in_names): Remove const.
* c-common.c (c_common_type_for_mode): Handle complex modes.
* flags.h, toplev.c (flag_complex_method): Rename from
flag_complex_divide_method.
* libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
__mulsc3, __muldc3, __mulxc3, __multc3): New.
* libgcc2.h: Declare them.
* libgcc-std.ver: Export them.
* mklibgcc.in (lib2funcs): Build them.
From-SVN: r94909
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* builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
config/cris/cris-protos.h, config/cris/cris.c: Update
copyright.
From-SVN: r94840
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2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
PR middle-end/19402
* builtins.def: New __builtin_powi[lf].
* builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
(expand_builtin_powi): New function.
(expand_builtin): Dispatch to expand_builtin_powi.
* libgcc2.h: Add prototypes for __builtin_powi[lf].
* libgcc2.c: Add __builtin_powi[lf] implementation.
* mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
* optabs.h: Add powi_optab.
* optabs.c (init_optabs): Initialize powi_optab.
* doc/extend.texi: Document __builtin_powi[lf].
* gcc.dg/pr19402-1.c: New testcase.
* gcc.dg/pr19402-2.c: likewise.
From-SVN: r94774
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PR other/18665
* libgcc-std.ver (GCC_3.4.4): Inherit from GCC_3.4.2.
Export __absvti2, __addvti3, __mulvti3, __negvti2 and __subvti3.
* libgcc2.c (__addvsi3): Rename to __addvSI3.
New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
(__addvdi3): Rename to __addvDI3.
(__subvsi3): Rename to __subvSI3. Use word type for the result.
New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
(__subvdi3): Rename to __subvDI3.
(_mulvsi3): Rename to _mulvSI3.
New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
(_mulvdi3): Rename to _mulvDI3.
(__negvsi2): Rename to __negvSI2.
New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
(__negvdi2): Rename to __negvDI2.
(__absvsi2): Rename to __absvSI2.
New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC.
(__absvdi2): Rename to __absvDI2.
* libgcc2.h (64-bit targets): Define COMPAT_SIMODE_TRAPPING_ARITHMETIC.
(__absvSI2, __addvSI3, __subvSI3, __mulvSI3, __negvSI2, __absvDI2,
__addvDI3, __subvDI3, __mulvDI3, __negvDI2): Define to the appropriate
symbol and declare.
(__absvsi2, __addvsi3, __subvsi3, __mulvsi3, __negvsi2): Declare if
COMPAT_SIMODE_TRAPPING_ARITHMETIC.
From-SVN: r92187
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* bitmap.c, bitmap.h, builtin-attrs.def, cfglayout.h,
collect2.h, conflict.c, coretypes.h, coverage.h, errors.h,
gcc.h, gcov-dump.c, gen-protos.c, gencheck.c, gencodes.c,
genconstants.c, gengenrtl.c, genmodes.c, genpeep.c,
gensupport.h, graph.h, gthr-gnat.c, gthr-gnat.h, gthr-posix.c,
gthr-posix.h, hard-reg-set.h, hwint.h, integrate.h, libgcc2.c,
lists.c, machmode.def, mips-tdump.c, opts.h, params.c,
predict.def, predict.h, protoize.c, reload.h, resource.h,
rtl-error.c, sbitmap.c, sbitmap.h, sreal.c, tlink.c,
tree-dump.h, tree-inline.h, unwind-dw2-fde.c, unwind-dw2.c,
unwind-sjlj.c, value-prof.h: Update copyright.
From-SVN: r89097
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2004-10-07 Andrew Pinski <pinskia@physics.uc.edu>
* libgcc2.c (__moddi3): Cast &w to UDWtype*.
From-SVN: r88734
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2004-09-27 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
* libgcc2.c (getpagesize): Change type of return value to int.
From-SVN: r88165
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* c-typeck.c, defaults.h, dwarf.h, dwarf2out.c, fold-const.c,
gthr-dce.h, gthr-posix.h, gthr-solaris.h, gthr-win32.h,
lambda-code.c, lambda-mat.c, libgcc2.c, stmt.c,
tree-ssa-pre.c, tree-vn.c, tree.h: Fix comment formatting.
From-SVN: r88102
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* gthr-gnat.c: Add visibility #pragmas.
* gthr-gnat.h : Likewise.
* gthr.h: Likewise.
* libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
(__ffsDI2): Likewise.
(__clzSI2): Likewise.
(__ctzSI2): Likewise.
(__ctzDI2): Likewise.
(__popcountSI2): Likewise.
(__popcountDI2): Likewise.
(__paritySI2): Likewise.
(__parityDI2): Likewise.
* libgcc2.h: Add visibility #pragmas.
(__clzDI2): Add prototype.
(__clzSI2): Likewise.
(__ctzSI2): Likewise.
(__ffsDI2): Likewise.
(__ffsSI2): Likewise.
(__ctzDI2): Likewise.
(__popcountSI2): Likewise.
(__popcountDI2): Likewise.
(__paritySI2): Likewise.
(__parityDI2): Likewise.
* unwind-dw2-fde.h: Add visibility #pragmas.
* unwind.h: Likewise.
From-SVN: r85489
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96 to == 80.
* libgcc2.c: Change all conditionals testing
LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
* libgcc2.h: Likewise.
* config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
TYPE_PRECISION of float80_type to 80.
* config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
of fpreg_type and float80_type to 80.
* config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
* config/m68k/netbsd-elf.h:
Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
to evaluate to 80 whenever they would formerly have evaluated to 96.
* config/i386/sco5.h: Remove unnecessary redefinition of
LONG_DOUBLE_TYPE_SIZE.
* doc/rtl.texi: Clarify uses of XFmode and TFmode.
* config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
XFmode, with a bitsize of 80. Update commentary.
* config/ia64/ia64-modes.def: Likewise.
* config/m68k/m68k-modes.def: Likewise.
From-SVN: r85232
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* libgcc2.c (__enable_execute_stack): New symbol.
* libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
and declare __enable_execute_stack.
* mklibgcc.in (lib2funcs): Add _enable_execute_stack.
* config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
* config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
ENABLE_EXECUTE_STACK.
* config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
* config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
ENABLE_EXECUTE_STACK.
* config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
* config/i386/i386.c (x86_initialize_trampoline): Conditionalize
on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
* config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
ENABLE_EXECUTE_STACK.
* config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
* config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
* config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
* config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
* config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
(sparc64_initialize_trampoline): Likewise.
* doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
From-SVN: r84880
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PR other/15526
* libgcc2.c (__mulvsi3): Fix overflow test.
* gcc.dg/ftrapv-1.c: New test case.
From-SVN: r82042
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at declaration.
* libgcc2.c (__negdi2, __addvsi3, __addvdi3, __subvsi3, __subvdi3,
__mulvsi3, __negvsi2, __negvdi2, __mulvdi3, __lshrdi3, __ashldi3,
__ashrdi3, __ffsDI2, __muldi3, __clzDI2, __ctzDI2, __parityDI2,
__udivmoddi4, __divdi3, __moddi3, __cmpdi2, __ucmpdi2,
__fixunstfDI, __fixunsxfDI, __fixunsdfDI, __fixunssfDI,
__floatdixf, __floatditf, __floatdidf, __floatdisf, __gcc_bcmp):
Const-ify and/or initialize automatic variables at declaration.
From-SVN: r73573
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From-SVN: r73191
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2003-06-30 Bruno Haible <bruno@clisp.org>
PR middle-end/6578
* libgcc2.c (__subvsi3): Remove simplification that would not work
when subtracting -0x80000000.
(__subvdi3): Remove simplification that would return a wrong result.
(__mulvsi3): Fix overflow check.
(__absvdi2): Fix simplification that would return a wrong result.
(__mulvdi3): Fix overflow check.
From-SVN: r68758
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* libgcc2.c: Delete sysV68 L_trampoline section.
* config/m68k/mot3300-crt0.S: Delete file.
* config/m68k/mot3300Mcrt0.S: Likewise.
From-SVN: r67965
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* mklibgcc.in (lib2funcs): Remove _exit.
* libgcc2.c: Remove L_exit.
* gbl-ctors.h: Remove declarations dependend on NEED_ATEXIT.
* system.h: Poison NEED_ATEXIT, ON_EXIT, EXIT_BODY.
* doc/tm.texi (Misc): Remove NEED_ATEXIT, ON_EXIT, EXIT_BODY.
From-SVN: r67599
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* config/i386/uwin.h: Remove SUBTARGET_PROLOGUE.
* config/i386/i386.c (ix86_expand_prologue): Do not use
SUBTARGET_PROLOGUE.
* system.h: Poision SUBTARGET_PROLOGUE.
* config/arm/arm-protos.h: Remove unused rdate_section prototype.
* output.h: Remove TDESC_SECTION_ASM_OP and RDATA_SECTION_ASM_OP
dependend code.
* system.h: Poison TDESC_SECTION_ASM_OP and RDATA_SECTION_ASM_OP.
* system.h: Poison INSN_CACHE_DEPTH, INSN_CACHE_SIZE and
INSN_CACHE_LINE_WIDTH.
* libgcc2.c (INSN_CACHE_PLANE_SIZE): Removed.
(__clear_cache): Remove code dependend on INSN_CACHE_DEPTH,
INSN_CACHE_SIZE and INSN_CACHE_LINE_WIDTH.
* doc/tm.texi (Trampolines): Remove INSN_CACHE_DEPTH,
INSN_CACHE_SIZE and INSN_CACHE_LINE_WIDTH.
* dbxout.c (dbxout_type): Remove usage of DBX_OUTPUT_ENUM.
(dbxout_symbol): Remove usage of DBX_OUTPUT_CONSTANT_SYMBOL.
(dbxout_block): Remove usage of DBX_OUTPUT_CATCH.
(dbxout_block): Remove usage of DBX_LBRAC_FIRST.
(dbxout_source_file): Remove usage of DBX_OUTPUT_SOURCE_FILENAME.
(dbxout_init): Remove test for DBX_WORKING_DIRECTORY.
* doc/tm.texi (DBX Options): Do not document DBX_LBRAC_FIRST,
DBX_OUTPUT_SOURCE_FILENAME and DBX_OUTPUT_ENUM and
DBX_WORKING_DIRECTORY.
* system.h: Poison DBX_LBRAC_FIRST, DBX_OUTPUT_ENUM,
DBX_OUTPUT_SOURCE_FILENAME and DBX_WORKING_DIRECTORY.
* config/frv/frv-protos.h: Remove unused const_section
declaration.
* config/vax/vax-protos.h: Likewise.
* output.h: Remove CONST_SECTION_ASM_OP usage.
* system.h: Poison CONST_SECTION_ASM_OP.
* crtstuff.c (__do_global_dtors_aux): Remove usage of CRT_GET_RFIB_TEXT
(frame_dummy): Likewise.
* unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Likewise.
* system.h: Poison CRT_GET_RFIB_TEXT.
From-SVN: r67423
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* libgcc-std.ver (__clztf2): New.
(__ctztf2, __popcounttf2, __paritytf2): New.
* libgcc2.c (__clzSI2, __clzDI2, __ctzSI2, __ctzDI2, __popcountSI2,
__popcountDI2, __paritySI2, __parityDI2): Use UWmode and UDWmode;
adjust code to match the different type sizes.
* libgcc2.h (__clzSI2, __ctzSI2, __popcountSI2, __paritySI2,
__clzDI2, __ctzDI2, __popcountDI2, __parityDI2): New macros.
* optabs.c (init_integral_libfuncs): Don't hard-code SImode and
TImode; select word_mode and twice that.
(init_floating_libfuncs): Don't hard-code SFmode and TFmode;
select the modes from float, double, and long double.
(init_optabs): Remove duplicate initializations.
From-SVN: r62606
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* libgcc2.h, libgcc2.c (__ffsSI2): New.
(__ffsDI2): Rename from __ffsdi2.
* mklibgcc.in (lib2funcs): Add _ffssi2.
From-SVN: r62422
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"bit table" lookup.
* libgcc2.c (__paritysi2, __paritydi2): Replace last two reduction
rounds with a "bit table" lookup.
From-SVN: r62421
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From-SVN: r62406
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* libgcc2.c (__ffsdi2, __clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
__popcountsi2, __popcountdi2, __paritysi2, __paritydi2): Change
return type to "int". Shuffle declarations and undef int trap.
* libgcc2.h: Remove their declarations.
* optabs.c (expand_unop): Force outmode to int for bitops.
From-SVN: r62353
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* libgcc2.c: Include auto-host.h.
(ATTRIBUTE_HIDDEN): New.
(__clz_tab): Don't declare here for clz and ctz.
(__clzsi2, __clzdi2): Use count_leading_zeros.
(__ctzsi2, __ctzdi2): Use count_trailing_zeros.
(__popcount_tab): Mark ATTRIBUTE_HIDDEN.
(__paritysi2, __paritydi2): Use shifts instead of __popcount_tab.
* longlong.h (__clz_tab): Mark ATTRIBUTE_HIDDEN.
From-SVN: r62256
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