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| author | Trevor Saunders <tbsaunde+gcc@tbsaunde.org> | 2015-05-24 00:32:43 +0000 |
|---|---|---|
| committer | Trevor Saunders <tbsaunde@gcc.gnu.org> | 2015-05-24 00:32:43 +0000 |
| commit | c76a46105140316e3e7dabd3a2e32a0cffa27d5c (patch) | |
| tree | 8ccf3e5fd16e049367c8571fb4ac0aadef84ce3b | |
| parent | fcb922a9c6f3db27150de3a3998670fb3be4007f (diff) | |
| download | gcc-c76a46105140316e3e7dabd3a2e32a0cffa27d5c.zip gcc-c76a46105140316e3e7dabd3a2e32a0cffa27d5c.tar.gz gcc-c76a46105140316e3e7dabd3a2e32a0cffa27d5c.tar.bz2 | |
always define HAVE_memory_barrier
gcc/ChangeLog:
2015-05-23 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* defaults.h (gen_memory_barrier): New function.
(HAVE_memory_barrier): Add default value.
* optabs.c: Adjust.
From-SVN: r223621
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/defaults.h | 10 | ||||
| -rw-r--r-- | gcc/optabs.c | 5 |
3 files changed, 16 insertions, 5 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 2f40e8d..cd0358a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,11 @@ 2015-05-23 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> + * defaults.h (gen_memory_barrier): New function. + (HAVE_memory_barrier): Add default value. + * optabs.c: Adjust. + +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. diff --git a/gcc/defaults.h b/gcc/defaults.h index 72b290a..a7455e5 100644 --- a/gcc/defaults.h +++ b/gcc/defaults.h @@ -1454,6 +1454,16 @@ gen_mem_thread_fence (rtx) } #endif +#ifndef HAVE_memory_barrier +#define HAVE_memory_barrier 0 +static inline rtx +gen_memory_barrier () +{ + 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 197e4ae..d3c1d21 100644 --- a/gcc/optabs.c +++ b/gcc/optabs.c @@ -7589,11 +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_memory_barrier -# define HAVE_memory_barrier 0 -# define gen_memory_barrier() (gcc_unreachable (), NULL_RTX) -#endif - void expand_mem_thread_fence (enum memmodel model) { |