Add atomic_sub and atomic_dec builtin functions
Reviewed-by: Tom Stellard <thomas.stellard@amd.com>
llvm-svn: 190201
diff --git a/libclc/generic/lib/atomic/atomic_impl.ll b/libclc/generic/lib/atomic/atomic_impl.ll
index c11383b..9df5b9f3 100644
--- a/libclc/generic/lib/atomic/atomic_impl.ll
+++ b/libclc/generic/lib/atomic/atomic_impl.ll
@@ -9,3 +9,15 @@
%0 = atomicrmw volatile add i32 addrspace(3)* %ptr, i32 %value seq_cst
ret i32 %0
}
+
+define i32 @__clc_atomic_sub_addr1(i32 addrspace(1)* nocapture %ptr, i32 %value) nounwind alwaysinline {
+entry:
+ %0 = atomicrmw volatile sub i32 addrspace(1)* %ptr, i32 %value seq_cst
+ ret i32 %0
+}
+
+define i32 @__clc_atomic_sub_addr3(i32 addrspace(3)* nocapture %ptr, i32 %value) nounwind alwaysinline {
+entry:
+ %0 = atomicrmw volatile sub i32 addrspace(3)* %ptr, i32 %value seq_cst
+ ret i32 %0
+}