On Tue, Nov 05, 2013 at 11:21:56PM +0000, Joseph S. Myers wrote:
> 2013-11-05 Andrew MacLeod <amacl...@redhat.com>
> Joseph Myers <jos...@codesourcery.com>
>
> * tree-core.h (enum cv_qualifier): Add TYPE_QUAL_ATOMIC.
> (enum tree_index): Add TI_ATOMICQI_TYPE, TI_ATOMICHI_TYPE,
> TI_ATOMICSI_TYPE, TI_ATOMICDI_TYPE and TI_ATOMICTI_TYPE.
> (struct tree_base): Add atomic_flag field.
> * tree.h (TYPE_ATOMIC): New accessor macro.
> (TYPE_QUALS, TYPE_QUALS_NO_ADDR_SPACE): Add TYPE_QUAL_ATOMIC.
> (TYPE_QUALS_NO_ADDR_SPACE_NO_ATOMIC): New macro.
> (atomicQI_type_node, atomicHI_type_node, atomicSI_type_node)
> (atomicDI_type_node, atomicTI_type_node): New macros for type
> nodes.
> * tree.c (set_type_quals): Set TYPE_ATOMIC.
> (find_atomic_core_type): New function.
> (build_qualified_type): Adjust alignment for qualified types.
> (build_atomic_base): New function
> (build_common_tree_nodes): Build atomicQI_type_node,
> atomicHI_type_node, atomicSI_type_node, atomicDI_type_node and
> atomicTI_type_node.
> * print-tree.c (print_node): Print atomic qualifier.
> * tree-pretty-print.c (dump_generic_node): Print atomic type
> attribute.
> * target.def (atomic_assign_expand_fenv): New hook.
> * doc/tm.texi.in (TARGET_ATOMIC_ASSIGN_EXPAND_FENV): New @hook.
> * doc/tm.texi: Regenerate.
> * targhooks.c (default_atomic_assign_expand_fenv): New function.
> * targhooks.h (default_atomic_assign_expand_fenv): Declare.
> * sync-builtins.def (__atomic_feraiseexcept): New built-in
> function.
> 2013-11-05 Joseph Myers <jos...@codesourcery.com>
>
> * lib/target-supports.exp
> (check_effective_target_fenv_exceptions): New function.
> * lib/atomic-dg.exp, gcc.dg/atomic/atomic.exp: New files.
> * gcc.dg/atomic/c11-atomic-exec-1.c,
> gcc.dg/atomic/c11-atomic-exec-2.c,
> gcc.dg/atomic/c11-atomic-exec-3.c,
> gcc.dg/atomic/c11-atomic-exec-4.c,
> gcc.dg/atomic/c11-atomic-exec-5.c, gcc.dg/c11-atomic-1.c,
> gcc.dg/c11-atomic-2.c, gcc.dg/c11-atomic-3.c,
> gcc.dg/c90-atomic-1.c, gcc.dg/c99-atomic-1.c: New tests.
>
> libatomic:
> 2013-11-05 Joseph Myers <jos...@codesourcery.com>
>
> * fenv.c: New file.
> * libatomic.map (LIBATOMIC_1.1): New symbol version. Include
> __atomic_feraiseexcept.
> * configure.ac (libtool_VERSION): Change to 2:0:1.
> (fenv.h): Test for header.
> * Makefile.am (libatomic_la_SOURCES): Add fenv.c.
> * Makefile.in, auto-config.h.in, configure: Regenerate.
The middle-end, libatomic and testsuite changes are ok.
Jakub
