diff options
| author | aldyh <aldyh@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-11-08 11:13:41 +0000 |
|---|---|---|
| committer | aldyh <aldyh@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-11-08 11:13:41 +0000 |
| commit | 4c0315d05fa0f707875686abc4f91f7a979a7c7b (patch) | |
| tree | e07de8d0b6265f8d72388d335bd471022e753d57 /gcc/tree-ssa-alias.c | |
| parent | bf09288ee7b5f264f28081a84fde4c6aa1ac5c82 (diff) | |
| download | gcc-4c0315d05fa0f707875686abc4f91f7a979a7c7b.tar.gz | |
Merge from transactional-memory branch.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181154 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree-ssa-alias.c')
| -rw-r--r-- | gcc/tree-ssa-alias.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/gcc/tree-ssa-alias.c b/gcc/tree-ssa-alias.c index 57fc7341c54..cd222093579 100644 --- a/gcc/tree-ssa-alias.c +++ b/gcc/tree-ssa-alias.c @@ -1182,6 +1182,8 @@ ref_maybe_used_by_call_p_1 (gimple call, ao_ref *ref) case BUILT_IN_MEMPCPY: case BUILT_IN_STPCPY: case BUILT_IN_STPNCPY: + case BUILT_IN_TM_MEMCPY: + case BUILT_IN_TM_MEMMOVE: { ao_ref dref; tree size = NULL_TREE; @@ -1228,6 +1230,32 @@ ref_maybe_used_by_call_p_1 (gimple call, ao_ref *ref) size); return refs_may_alias_p_1 (&dref, ref, false); } + + /* The following functions read memory pointed to by their + first argument. */ + CASE_BUILT_IN_TM_LOAD (1): + CASE_BUILT_IN_TM_LOAD (2): + CASE_BUILT_IN_TM_LOAD (4): + CASE_BUILT_IN_TM_LOAD (8): + CASE_BUILT_IN_TM_LOAD (FLOAT): + CASE_BUILT_IN_TM_LOAD (DOUBLE): + CASE_BUILT_IN_TM_LOAD (LDOUBLE): + CASE_BUILT_IN_TM_LOAD (M64): + CASE_BUILT_IN_TM_LOAD (M128): + CASE_BUILT_IN_TM_LOAD (M256): + case BUILT_IN_TM_LOG: + case BUILT_IN_TM_LOG_1: + case BUILT_IN_TM_LOG_2: + case BUILT_IN_TM_LOG_4: + case BUILT_IN_TM_LOG_8: + case BUILT_IN_TM_LOG_FLOAT: + case BUILT_IN_TM_LOG_DOUBLE: + case BUILT_IN_TM_LOG_LDOUBLE: + case BUILT_IN_TM_LOG_M64: + case BUILT_IN_TM_LOG_M128: + case BUILT_IN_TM_LOG_M256: + return ptr_deref_may_alias_ref_p_1 (gimple_call_arg (call, 0), ref); + /* These read memory pointed to by the first argument. */ case BUILT_IN_STRDUP: case BUILT_IN_STRNDUP: @@ -1250,6 +1278,7 @@ ref_maybe_used_by_call_p_1 (gimple call, ao_ref *ref) case BUILT_IN_STACK_SAVE: case BUILT_IN_STACK_RESTORE: case BUILT_IN_MEMSET: + case BUILT_IN_TM_MEMSET: case BUILT_IN_MEMSET_CHK: case BUILT_IN_FREXP: case BUILT_IN_FREXPF: @@ -1480,6 +1509,19 @@ call_may_clobber_ref_p_1 (gimple call, ao_ref *ref) case BUILT_IN_STRCAT: case BUILT_IN_STRNCAT: case BUILT_IN_MEMSET: + case BUILT_IN_TM_MEMSET: + CASE_BUILT_IN_TM_STORE (1): + CASE_BUILT_IN_TM_STORE (2): + CASE_BUILT_IN_TM_STORE (4): + CASE_BUILT_IN_TM_STORE (8): + CASE_BUILT_IN_TM_STORE (FLOAT): + CASE_BUILT_IN_TM_STORE (DOUBLE): + CASE_BUILT_IN_TM_STORE (LDOUBLE): + CASE_BUILT_IN_TM_STORE (M64): + CASE_BUILT_IN_TM_STORE (M128): + CASE_BUILT_IN_TM_STORE (M256): + case BUILT_IN_TM_MEMCPY: + case BUILT_IN_TM_MEMMOVE: { ao_ref dref; tree size = NULL_TREE; |