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11 Commits

Author SHA1 Message Date
Richard Henderson 07d3b5c8c0 Detect assembler support for RTM 
* acinclude.m4 (LIBITM_CHECK_AS_RTM): New.
	* configure.ac: Use it.
	* config.h.in, configure: Rebuild.
	* testsuite/Makefile.in: Rebuild.

From-SVN: r193017
 2012-10-30 21:46:20 -07:00
Jakub Jelinek c0758df921 re PR other/43620 ([4.3 Release Blocker] Uploading to gnu.org will fail due to automake security issue) 
PR other/43620
libatomic/
	* configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
	* configure: Regenerate.
	* Makefile.in: Regenerate.
libitm/
	* configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
	* configure: Regenerate.
	* Makefile.in: Regenerate.

From-SVN: r191565
 2012-09-20 16:41:17 +02:00
Eric Botcazou 255a9a1bb5 gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm. 
gcc/
	* gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
	(GTM_SELF_SPECS): Define if not already defined.
	(driver_self_specs): Add GTM_SELF_SPECS.
	* config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
	(GTM_SELF_SPECS): Define.
	* config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
	* config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
libitm/
	* configure.ac (link_itm): Fix comment.
	* configure: Regenerate.
	* testsuite/lib/libitm.exp: Do not pass -litm for the link.

From-SVN: r184174
 2012-02-13 21:46:38 +00:00
Rainer Orth 9ce91011bf Clear hardware capabilities on libitm.so with Sun ld 
* clearcap.map: New file.
	* acinclude.m4 (LIBITM_CHECK_LINKER_HWCAP): New test.
	* configure.ac: Call it.
	Clear HWCAP_LDFLAGS if defaulting to -mavx.
	* Makefile.am (AM_LDFLAGS): Add $(HWCAP_LDFLAGS)
	* configure: Regenerate.
	* Makefile.in: Regenerate.
	* testsuite/Makefile.in: Regenerate.

From-SVN: r183430
 2012-01-23 13:03:25 +00:00
Richard Henderson aebac0ca06 arm-linux: Add libitm support. 
* config/arm/hwcap.h, config/arm/hwcap.cc: New files.
	* config/arm/sjlj.S, config/arm/target.h: New files.
	* config/generic/asmcfi.h (cfi_adjust_cfa_offset): New.
	(cfi_rel_offset): New.
	* config/linux/futex_bits.h: New file.
	* config/linux/futex.cc: Include futex_bits.h here...
	* config/linux/futex.h: ... not here.
	* Makefile.am (libitm_la_SOURCES) <ARCH_ARM>: Add hwcap.cc.
	* configure.ac (ARCH_AM): New conditional.
	* Makefile.in, configure: Rebuild.
	* configure.tgt: Handle ARM.

From-SVN: r182355
 2011-12-14 19:24:05 -08:00
Iain Sandoe 8cf36bb3b8 weakref.m4: New file. 
config:

	* weakref.m4: New file.

libitm:

	* configure.ac: Use GCC_CHECK_ELF_STYLE_WEAKREF.
	* alloc_cpp.cc: Generate dummy functions if we don't
	HAVE_ELF_STYLE_WEAKREF.
	* eh_cpp.cc: Likewise.
	* configure: Regenerate.
	* aclocal.m4:  Likewise.
	* config.h.in: Likewise.
	* Makefile.in: Likewise.
	* testsuite/Makefile.in: Likewise.

From-SVN: r181618
 2011-11-22 14:49:11 +00:00
Richard Henderson d4b179020b libitm: Don't add -mavx if the assembler doesn't support avx. 
* config/x86/x86_avx.cc: Remove #undef __AVX__ hack.  Tidy comments.
        * Makefile.am (x86_avx.lo): Only add -mavx if ARCH_X86_AVX.
        * configure.ac (ARCH_X86_AVX): New conditional.
        * Makefile.in, configure: Rebuild.

From-SVN: r181261
 2011-11-10 09:09:04 -08:00
Richard Henderson 430616e7a7 libitm: Work around assembler missing AVX insns. 
From-SVN: r181246
 2011-11-09 16:29:38 -08:00
Richard Henderson 4bdd090f8e libitm: Configure for gas cfi pseudo ops. 
* asmcfi.m4: New file.

	* configure.ac (GCC_AS_CFI_PSEUDO_OP): Test it.
	* configure, aclocal.m4, config.h.in: Rebuild.
	* config/generic/asmcfi.h: New file.
	* config/x86/sjlj.S: Use it.

From-SVN: r181224
 2011-11-09 10:09:53 -08:00
Richard Henderson 01f3428caf Check for libitm support at top-level. 
From-SVN: r181168
 2011-11-08 08:06:25 -08:00
Aldy Hernandez 0a35513e4e Merge from transactional-memory branch. 
From-SVN: r181154
 2011-11-08 11:13:41 +00:00