atomic: Add generic implementation of atom[ic]_max
Not used yet...
v2: Correct int/uint behavior
Signed-off-by: Aaron Watry <awatry@gmail.com>
Reviewed-by: Tom Stellard <thomas.stellard@amd.com>
llvm-svn: 217912
diff --git a/libclc/generic/lib/atomic/atomic_impl.ll b/libclc/generic/lib/atomic/atomic_impl.ll
index 9df5b9f3..29ef2d1 100644
--- a/libclc/generic/lib/atomic/atomic_impl.ll
+++ b/libclc/generic/lib/atomic/atomic_impl.ll
@@ -10,6 +10,30 @@
ret i32 %0
}
+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
+ ret i32 %0
+}
+
+define i32 @__clc_atomic_max_addr3(i32 addrspace(3)* nocapture %ptr, i32 %value) nounwind alwaysinline {
+entry:
+ %0 = atomicrmw volatile max i32 addrspace(3)* %ptr, i32 %value seq_cst
+ ret i32 %0
+}
+
+define i32 @__clc_atomic_umax_addr1(i32 addrspace(1)* nocapture %ptr, i32 %value) nounwind alwaysinline {
+entry:
+ %0 = atomicrmw volatile umax i32 addrspace(1)* %ptr, i32 %value seq_cst
+ ret i32 %0
+}
+
+define i32 @__clc_atomic_umax_addr3(i32 addrspace(3)* nocapture %ptr, i32 %value) nounwind alwaysinline {
+entry:
+ %0 = atomicrmw volatile umax 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