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
* i386.c (ix86_reorg): Replace the jump instead of adding nop.
* i386.md (UNSPEC_REP): New constant.
(return_internal_long): New pattern.
From-SVN: r67432
PR optimization/11018
* config/sparc/sparc.c (sparc_v8plus_shift): Use which_alternative
consistently to decide whether the scratch register is really
required.
From-SVN: r67429
PR optimization/10876
* config/sparc/sparc.h (CONST_OK_FOR_LETTER): Add
new 'O' constraint for constant 4096.
(CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
* config/sparc/sparc.md (adddi3 expander): Canonicalize pattern.
Do not transform into MINUS insn for constant 4096.
(*adddi3_sp64 insn): Canonicalize pattern. Add new alternative
for constant 4096 as third operand.
(addsi3 expander): Remove.
(*addsi3 insn): Rename into 'addsi3'. Canonicalize pattern. Add
new alternative for constant 4096 as third operand.
(subdi3 expander): Do not transform into PLUS insn for constant 4096.
(*subdi3_sp64 insn): Add new alternative for constant 4096 as third
operand.
(subsi3 expander): Remove.
(*subsi3 insn): Rename into 'subsi3'. Add new alternative for
constant 4096 as third operand.
* doc/md.texi (Machine Constraints): Document new 'O' constraint for
the SPARC port.
From-SVN: r67426
Wolfgang Bangerth
Jan Hubicka
Nick Clifton
Eric Botcazou
Matt Kraai
Christopher Faylor
Richard Henderson
Mark Mitchell
GCC Administrator
Kaveh R. Ghazi
Paolo Carlini
Zack Weinberg
J"orn Rennecke
Zdenek Dvorak
Andrew Pinski
Daniel Jacobowitz
Aldy Hernandez
David Edelsohn
Jakub Jelinek
Roger Sayle
Roger Sayle
Andreas Jaeger
Chris Demetriou