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| author | Aaron Watry <awatry@gmail.com> | 2014-09-16 22:34:49 +0000 |
|---|---|---|
| committer | Aaron Watry <awatry@gmail.com> | 2014-09-16 22:34:49 +0000 |
| commit | 0d976ba4975408152a746cf65aeff7152b8e6536 (patch) | |
| tree | f245f8750ee2b3f02ef1c04063b8dcbb3ab1943e /libclc/generic/lib/atomic | |
| parent | 025d79ad6cbb346bb11637f5860d14fc7c347387 (diff) | |
| download | bcm5719-llvm-0d976ba4975408152a746cf65aeff7152b8e6536.tar.gz bcm5719-llvm-0d976ba4975408152a746cf65aeff7152b8e6536.zip | |
atomic: Add generic atom[ic]_cmpxchg
Signed-off-by: Aaron Watry <awatry@gmail.com>
Reviewed-by: Tom Stellard <thomas.stellard@amd.com>
llvm-svn: 217918
Diffstat (limited to 'libclc/generic/lib/atomic')
| -rw-r--r-- | libclc/generic/lib/atomic/atomic_impl.ll | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/libclc/generic/lib/atomic/atomic_impl.ll b/libclc/generic/lib/atomic/atomic_impl.ll index b5495cc3788..019147f8c50 100644 --- a/libclc/generic/lib/atomic/atomic_impl.ll +++ b/libclc/generic/lib/atomic/atomic_impl.ll @@ -22,6 +22,20 @@ entry: ret i32 %0 } +define i32 @__clc_atomic_cmpxchg_addr1(i32 addrspace(1)* nocapture %ptr, i32 %compare, i32 %value) nounwind alwaysinline { +entry: + %0 = cmpxchg volatile i32 addrspace(1)* %ptr, i32 %compare, i32 %value seq_cst seq_cst + %1 = extractvalue { i32, i1 } %0, 0 + ret i32 %1 +} + +define i32 @__clc_atomic_cmpxchg_addr3(i32 addrspace(3)* nocapture %ptr, i32 %compare, i32 %value) nounwind alwaysinline { +entry: + %0 = cmpxchg volatile i32 addrspace(3)* %ptr, i32 %compare, i32 %value seq_cst seq_cst + %1 = extractvalue { i32, i1 } %0, 0 + ret i32 %1 +} + define i32 @__clc_atomic_max_addr1(i32 addrspace(1)* nocapture %ptr, i32 %value) nounwind alwaysinline { entry: %0 = atomicrmw volatile max i32 addrspace(1)* %ptr, i32 %value seq_cst |
