PR target/10663
* configure.in (HAVE_LD_RO_RW_SECTION_MIXING): Redirect
assembler and linker output to /dev/null.
Use a 'sed' construct instead of 'grep -A1'.
* configure: Regenerate.
Co-Authored-By: Paolo Bonzini <bonzini@gnu.org>
From-SVN: r67479
PR bootstrap/3163
* aclocal.m4 (AC_FUNC_MMAP_ANYWHERE, AC_FUNC_MMAP_FILE): Delete.
(gcc_AC_FUNC_MMAP_BLACKLIST): New.
* configure.in: Check for sys/mman.h and mmap in AC_CHECK_HEADERS
and AC_CHECK_FUNCS lists, respectively. Use
gcc_AC_FUNC_MMAP_BLACKLIST, not AC_FUNC_MMAP_ANYWHERE nor
AC_FUNC_MMAP_FILE.
* configure, config.in: Regenerate.
From-SVN: r67467
* config.gcc: Reorganize --with-cpu section. Remove an
obsolete comment about the default CPU for x86-64. Fix
a typo for the ep9312. Update the list of supported PowerPC
CPUs. Support a limited set of new --with-cpu options
for i386.
From-SVN: r67455
* c-decl.c (c_init_decl_processing): Clear input_file_name
while building common nodes.
* dwarf2out.c (gen_compile_unit_die, dwarf2out_finish):
Don't add working directory for strings like <built-in> .
From-SVN: r67452
* config/i386/linux.h (NO_PROFILE_COUNTERS): Define to 1.
* config/i386/freebsd.h (NO_PROFILE_COUNTERS): Likewise.
* config/i386/netbsd-elf.h (NO_PROFILE_COUNTERS): Likewise.
* config/xtensa/xtensa.h (NO_PROFILE_COUTNERS): Likewise.
* config/darwin.h (NO_PROFILE_COUNTERS): Likewise.
* final.c (NO_PROFILE_COUNTERS): Define to 0 if not defined.
(profile_function): Allow NO_PROFILE_COUNTERS to be non-constant.
* config/rs6000/rs6000.c (output_profile_hook): Likewise.
* configure.in (powerpc*-*, s390*-*): Set tls_as_opt.
Pass it to $gcc_cv_as.
* configure: Rebuilt.
* config/rs6000/rs6000.c (rs6000_abi_name): Remove initializer.
(print_operand): Allow TARGET_AIX to be non-constant.
(rs6000_aix_emit_builtin_unwind_init, rs6000_emit_eh_toc_restore):
Define unconditionally.
(rs6000_elf_declare_function_name): New function.
* config/rs6000/rs6000.md (eh_return): Allow TARGET_AIX to be
non-constant.
* config/rs6000/linux64.h [!RS6000_BI_ARCH] (TARGET_64BIT): Define
to 1.
(DEFAULT_ARCH64_P, RS6000_BI_ARCH_P): Define.
[IN_LIBGCC2] (TARGET_64BIT): Define based on whether __powerpc64__
is defined.
(TARGET_AIX): Define to 1 if TARGET_64BIT.
(PROCESSOR_DEFAULT): Remove.
(TARGET_RELOCATABLE, RS6000_ABI_NAME, INVALID_64BIT,
INVALID_32BIT, SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
[RS6000_BI_ARCH] (OVERRIDE_OPTIONS, ASM_FILE_START): Define.
(ASM_DEFAULT_SPEC, ASM_SPEC, LINK_OS_LINUX_SPEC): Define for both
-m32 and -m64.
(MULTILIB_DEFAULTS): Define.
(SUBSUBTARGET_EXTRA_SPECS): Define.
(ASM_SPEC32, ASM_SPEC64, ASM_SPEC_COMMON): Define.
(TARGET_TOC): Define only if !RS6000_BI_ARCH.
(TARGET_NO_TOC): Remove.
[!RS6000_BI_ARCH] (TARGET_RELOCATABLE, TARGET_EABI,
TARGET_PROTOTYPE): Define to 0.
(NO_PROFILE_COUNTERS): Define to TARGET_64BIT.
(PROFILE_HOOK): Only call output_profile_hook if TARGET_64BIT.
(ADJUST_FIELD_ALIGN, ROUND_TYPE_ALIGN): Adjust to work properly
if !TARGET_64BIT.
(USER_LABEL_PREFIX): Remove.
(JUMP_TABLES_IN_TEXT_SECTION): Define to TARGET_64BIT.
(SETUP_FRAME_ADDRESSES): Only call rs6000_aix_emit_builtin_unwind_init
if TARGET_64BIT.
(TARGET_OS_CPP_BUILTINS): Handle both -m32 and -m64.
(LINK_OS_LINUX_SPEC32, LINK_OS_LINUX_SPEC64): Define.
(STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Remove.
(TOC_SECTION_ASM_OP): Define depending on TARGET_64BIT.
(MINIMAL_TOC_SECTION_ASM_OP): Likewise.
(SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE): Define depending on
TARGET_64BIT.
(RS6000_CALL_GLUE): Likewise.
(SAVE_FP_PREFIX, SAVE_FP_SUFFIX, RESTORE_FP_PREFIX,
RESTORE_FP_SUFFIX): Likewise.
(ASM_DECLARE_FUNCTION_NAME): Remove.
(ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_SOURCE_LINE,
DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Only output dot before function
name if TARGET_64BIT.
(ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Handle both TARGET_64BIT and
!TARGET_64BIT.
(ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Remove undefs.
(ASM_PREFERRED_EH_DATA_FORMAT): Take TARGET_64BIT into account.
(DRAFT_V4_STRUCT_RET): Define.
(SIGNAL_FRAMESIZE): New enum value.
(MD_FALLBACK_FRAME_STATE_FOR): Define.
* config/rs6000/default64.h: New file.
* config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -m32 and -m64
options.
(SUBTARGET_OVERRIDE_OPTIONS): If rs6000_abi_name is NULL, set it
to RS6000_ABI_NAME. Only disallow mixing of -fPIC with -mcall-aixdesc
if !TARGET_64BIT.
[!RS6000_BI_ARCH] (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
(ASM_DECLARE_FUNCTION_NAME): Use rs6000_elf_declare_function_name
function.
(TARGET_OS_SYSV_CPP_BUILTINS): Define.
(TARGET_OS_CPP_BUILTINS): Use it.
(CPP_SYSV_SPEC): Remove.
(CPP_SPEC): Remove cpp_sysv.
(SUBTARGET_EXTRA_SPECS): Remove cpp_sysv.
Add SUBSUBTARGET_EXTRA_SPECS.
(SUBSUBTARGET_EXTRA_SPECS): Define.
* config/rs6000/biarch64.h: New file.
* config/rs6000/rs6000-protos.h (rs6000_elf_declare_function_name):
New prototype.
* config/rs6000/x-linux64: New file.
* config/rs6000/t-linux64: Build -m64, -m32 and -m32 -msoft-float
multilibs.
* config/rs6000/eabi-ci.asm: Protect with #ifndef __powerpc64__.
* config/rs6000/eabi-cn.asm: Likewise.
* config/rs6000/tramp.asm: Likewise.
* config/rs6000/sol-ci.asm: Likewise.
* config/rs6000/sol-cn.asm: Likewise.
* config/rs6000/linux.h (TARGET_64BIT): Define to 0.
(TARGET_OS_CPP_BUILTINS): Use TARGET_OS_SYSV_CPP_BUILTINS.
* config/rs6000/ppc-asm.h: Move __powerpc64__ section before
_CALL_AIXDESC section.
* config.gcc (powerpc64-*-linux*): Configure a bi-arch compiler,
defaulting to -m64 unless --with-cpu= is one of the 32-bit CPUs
or default32.
Co-Authored-By: Alan Modra <amodra@bigpond.net.au>
From-SVN: r67442
* builtins.c (dconstpi, dconste): New mathematical constants.
(init_builtin_dconsts): New function to initialize dconstpi
and dconste.
(fold_builtin): Optimize exp(1.0) = e. Evaluate exp(x) at
compile time with -ffast-math when x is an integer constant.
Optimize tan(0.0) = 0.0. Optimize atan(0.0) = 0.0,
atan(1.0) = pi/4 and tan(atan(x)) = x with -ffast-math.
* gcc.dg/builtins-2.c: Add tests for tan(atan(x)).
* gcc.dg/builtins-3.c: Add tests for tan(0.0) and atan(0.0).
* gcc.dg/builtins-7.c: Add tests for tan(atan(x)) == x.
* gcc.dg/builtins-17.c: New test case.
* gcc.dg/i386-387-4.c: New test case.
* gcc.c-torture/execute/ieee/mzero4.c: New test case.
From-SVN: r67438
* calls.c (expand_call): Avoid calling pure or const functions
when the result is ignored (or void) and none of the arguments
are volatile. Move warning diagnostic earlier in function.
From-SVN: r67436
