Commit Graph

14 Commits

Author SHA1 Message Date
Jakub Jelinek
a554497024 Update copyright years.
From-SVN: r267494
2019-01-01 13:31:55 +01:00
Jakub Jelinek
784417d1f8 re PR c++/88482 (ICE when wrongly declaring __cxa_allocate_exception)
PR c++/88482
	* except.c (verify_library_fn): New function.
	(declare_library_fn): Use it.  Initialize TM even if the non-TM
	library function has been user declared.
	(do_end_catch): Don't set TREE_NOTHROW on error_mark_node.
	(expand_start_catch_block): Don't call initialize_handler_parm
	for error_mark_node.
	(build_throw): Use verify_library_fn.  Initialize TM even if the
	non-TM library function has been user declared.  Don't crash if
	any library fn is error_mark_node.

	* g++.dg/eh/builtin5.C: New test.
	* g++.dg/eh/builtin6.C: New test.
	* g++.dg/eh/builtin7.C: New test.
	* g++.dg/eh/builtin8.C: New test.
	* g++.dg/eh/builtin9.C: New test.
	* g++.dg/eh/builtin10.C: New test.
	* g++.dg/eh/builtin11.C: New test.
	* g++.dg/parse/crash55.C: Adjust expected diagnostics.

	* eh_cpp.cc (__cxa_throw): Change DEST argument type from
	void * to void (*) (void *).
	(_ITM_cxa_throw): Likewise.
	* libitm.h (_ITM_cxa_throw): Likewise.
	* libitm.texi (_ITM_cxa_throw): Likewise.

From-SVN: r267179
2018-12-16 00:51:31 +01:00
Jakub Jelinek
85ec4feb11 Update copyright years.
From-SVN: r256169
2018-01-03 11:03:58 +01:00
Jakub Jelinek
cbe34bb5ed Update copyright years.
From-SVN: r243994
2017-01-01 13:07:43 +01:00
Richard Henderson
b1de98e3d9 re PR target/69343 (Bootstrap failure on s390{,x}-linux)
PR bootstrap/69343
PR bootstrap/69339
PR tree-opt/68964

Revert:
gcc/
  * tree.c (tm_define_builtin): New.
  (find_tm_vector_type): New.
  (build_tm_vector_builtins): New.
  (build_common_builtin_nodes): Call it.
libitm/
  * Makefile.am (libitm_la_SOURCES) [ARCH_AARCH64]: Add vect128.cc
  (libitm_la_SOURCES) [ARCH_ARM]: Add neon.cc
  (libitm_la_SOURCES) [ARCH_PPC]: Add vect128.cc
  (libitm_la_SOURCES) [ARCH_S390]: Add vect128.cc
  * configure.ac (ARCH_AARCH64): New conditional.
  (ARCH_PPC, ARCH_S390): Likewise.
  * Makefile.in, configure: Rebuild.
  * libitm.h (_ITM_TYPE_M128): Always define.
  * vect64.cc: Split ...
  * vect128.cc: ... out of...
  * config/x86/x86_sse.cc: ... here.
  * config/arm/neon.cc: New file.

From-SVN: r232631
2016-01-20 10:53:56 -08:00
Richard Henderson
4c868789e4 re PR target/68964 (Internal compiler error for test case gcc.dg/tm/20100610.c since r231674)
PR 68964

gcc/
 PR tree-opt/68964
 * target.def (builtin_tm_load, builtin_tm_store): Remove.
 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
 (ix86_builtin_tm_store): Remove.
 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
 * doc/tm.texi: Rebuild.
 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
 (BUILT_IN_TM_MEMCPY_RTWN): New.
 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
 fallback from vector to integer helpers.
 (build_tm_load): Handle vector types directly, instead of
 via target hook.
 (build_tm_store): Likewise.
 (expand_assign_tm): Prepare for register types not handled by
 the above.  Copy them to memory and use memcpy.
 * tree.c (tm_define_builtin): New.
 (find_tm_vector_type): New.
 (build_tm_vector_builtins): New.
 (build_common_builtin_nodes): Call it.

libitm/
 * Makefile.am (libitm_la_SOURCES) [ARCH_AARCH64]: Add vect128.cc
 (libitm_la_SOURCES) [ARCH_ARM]: Add neon.cc
 (libitm_la_SOURCES) [ARCH_PPC]: Add vect128.cc
 (libitm_la_SOURCES) [ARCH_S390]: Add vect128.cc
 * configure.ac (ARCH_AARCH64): New conditional.
 (ARCH_PPC, ARCH_S390): Likewise.
 * Makefile.in, configure: Rebuild.
 * libitm.h (_ITM_TYPE_M128): Always define.
 * vect64.cc: Split ...
 * vect128.cc: ... out of...
 * config/x86/x86_sse.cc: ... here.
 * config/arm/neon.cc: New file.

From-SVN: r232330
2016-01-13 09:03:42 -08:00
Jakub Jelinek
818ab71a41 Update copyright years.
From-SVN: r232055
2016-01-04 15:30:50 +01:00
Torvald Riegel
258c1d0722 Support __cxa_free_exception and fix exception handling.
gcc/cp/
	* except.c (do_free_exception): Use transactional wrapper.

	libitm/
	* testsuite/libitm.c++/eh-5.C: New.
	* libitm.h (_ITM_cxa_free_exception): New.
	* libitm.map (_ITM_cxa_free_exception): Add it.
	* libitm.texi: Update ABI docs.
	* libitm_i.h (gtm_transaction_cp::cxa_unthrown): Remove.
	(gtm_transaction_cp::cxa_uncaught_count): Add.
	(gtm_thread::cxa_unthrown): Remove.
	(gtm_thread::cxa_uncaught_count_ptr): Add.
	(gtm_thread::cxa_uncaught_count): Add.
	(gtm_thread::drop_references_allocations): Rename to...
	(gtm_thread::discard_allocation): ... this and adapt.
	(gtm_thread::init_cpp_exceptions): New.
	* beginend.cc (gtm_thread::gtm_thread): Adapt EH handling.
	(gtm_thread::begin_transaction): Likewise.
	(gtm_transaction_cp::save): Likewise.
	(gtm_thread::trycommit): Likewise.
	* eh_cpp.cc: Add overview comments.
	(__cxa_eh_globals, __cxa_get_globals, __cxa_free_exception): Declare.
	(free_any_exception, _ITM_cxa_free_exception): New.
	(gtm_thread::init_cpp_exceptions): Define.
	(_ITM_cxa_allocate_exception, _ITM_cxa_throw): Adapt.
	(_ITM_cxa_begin_catch, _ITM_cxa_end_catch): Likewise.
	(gtm_thread::revert_cpp_exceptions): Likewise.

From-SVN: r230634
2015-11-20 00:10:08 +00:00
Jakub Jelinek
5624e564d2 Update copyright years.
From-SVN: r219188
2015-01-05 13:33:28 +01:00
Richard Sandiford
f93608e6d4 Update copyright years in libitm/
From-SVN: r206298
2014-01-02 22:26:00 +00:00
Torvald Riegel
bec9ec3fc1 Add custom HTM fast path for RTM on x86_64.
* libitm_i.h (gtm_thread): Assign an asm name to serial_lock.
	(htm_fastpath): Assign an asm name.
	* libitm.h (_ITM_codeProperties): Add non-ABI flags used by custom
	HTM fast paths.
	(_ITM_actions): Likewise.
	* config/x86/target.h (HTM_CUSTOM_FASTPATH): Enable custom fastpath on
	x86_64.
	* config/x86/sjlj.S (_ITM_beginTransaction): Add custom HTM fast path.
	* config/posix/rwlock.h (gtm_rwlock): Update comments.  Move summary
	field to the start of the structure.
	* config/linux/rwlock.h (gtm_rwlock): Update comments.
	* beginend.cc (gtm_thread::begin_transaction): Add retry policy
	handling for custom HTM fast paths.

From-SVN: r202101
2013-08-30 10:33:41 +00:00
Richard Sandiford
75f9527c9b Update copyright in libitm.
From-SVN: r195697
2013-02-03 17:46:11 +00:00
Rainer Orth
61e72ca4fa Remove _ITM_getThreadnum
* libitm.h (_ITM_getThreadnum): Remove.
	* libitm.map (_ITM_getThreadnum): Remove from LIBITM_1.0.

From-SVN: r183431
2012-01-23 13:05:00 +00:00
Aldy Hernandez
0a35513e4e Merge from transactional-memory branch.
From-SVN: r181154
2011-11-08 11:13:41 +00:00