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| author | Trevor Saunders <tbsaunde+gcc@tbsaunde.org> | 2015-05-24 00:32:37 +0000 |
|---|---|---|
| committer | Trevor Saunders <tbsaunde@gcc.gnu.org> | 2015-05-24 00:32:37 +0000 |
| commit | fcb922a9c6f3db27150de3a3998670fb3be4007f (patch) | |
| tree | dd777bb33b79e58dc362ce2dbe460abb38dc93b4 /gcc | |
| parent | d0b2266a7747f97b6eebe8b9de064d735b568ef2 (diff) | |
| download | gcc-fcb922a9c6f3db27150de3a3998670fb3be4007f.zip gcc-fcb922a9c6f3db27150de3a3998670fb3be4007f.tar.gz gcc-fcb922a9c6f3db27150de3a3998670fb3be4007f.tar.bz2 | |
provide default for HAVE_mem_thread_fence
gcc/ChangeLog:
2015-05-23 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* defaults.h (gen_mem_thread_fence): New function.
(HAVE_mem_thread_fence): Add default definition.
* optabs.c: Adjust.
From-SVN: r223620
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/defaults.h | 10 | ||||
| -rw-r--r-- | gcc/optabs.c | 4 |
3 files changed, 16 insertions, 4 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 360f013..2f40e8d 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,11 @@ 2015-05-23 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + * defaults.h (gen_mem_thread_fence): New function. + (HAVE_mem_thread_fence): Add default definition. + * optabs.c: Adjust. + +2015-05-23 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + * combine.c (find_split_point): Check the value of HAVE_lo_sum instead of if it is defined. (combine_simplify_rtx): Likewise. diff --git a/gcc/defaults.h b/gcc/defaults.h index e7bbcb8..72b290a 100644 --- a/gcc/defaults.h +++ b/gcc/defaults.h @@ -1444,6 +1444,16 @@ gen_epilogue () } #endif +#ifndef HAVE_mem_thread_fence +#define HAVE_mem_thread_fence 0 +static inline rtx +gen_mem_thread_fence (rtx) +{ + gcc_unreachable (); + return NULL; +} +#endif + #endif /* GCC_INSN_FLAGS_H */ #endif /* ! GCC_DEFAULTS_H */ diff --git a/gcc/optabs.c b/gcc/optabs.c index 21150db..197e4ae 100644 --- a/gcc/optabs.c +++ b/gcc/optabs.c @@ -7589,10 +7589,6 @@ expand_asm_memory_barrier (void) /* This routine will either emit the mem_thread_fence pattern or issue a sync_synchronize to generate a fence for memory model MEMMODEL. */ -#ifndef HAVE_mem_thread_fence -# define HAVE_mem_thread_fence 0 -# define gen_mem_thread_fence(x) (gcc_unreachable (), NULL_RTX) -#endif #ifndef HAVE_memory_barrier # define HAVE_memory_barrier 0 # define gen_memory_barrier() (gcc_unreachable (), NULL_RTX) |