diff options
Diffstat (limited to 'test/CodeGen/R600/min.ll')
| -rw-r--r-- | test/CodeGen/R600/min.ll | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/test/CodeGen/R600/min.ll b/test/CodeGen/R600/min.ll index 88c0dff..00ba5c6 100644 --- a/test/CodeGen/R600/min.ll +++ b/test/CodeGen/R600/min.ll @@ -1,4 +1,4 @@ -; RUN: llc -march=r600 -mcpu=SI < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s +; RUN: llc -march=amdgcn -mcpu=SI < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s declare i32 @llvm.r600.read.tidig.x() nounwind readnone @@ -97,3 +97,24 @@ define void @s_test_umin_ult_i32(i32 addrspace(1)* %out, i32 %a, i32 %b) nounwin store i32 %val, i32 addrspace(1)* %out, align 4 ret void } + +; FUNC-LABEL: @v_test_umin_ult_i32_multi_use +; SI-NOT: v_min +; SI: v_cmp_lt_u32 +; SI-NEXT: v_cndmask_b32 +; SI-NOT: v_min +; SI: s_endpgm +define void @v_test_umin_ult_i32_multi_use(i32 addrspace(1)* %out0, i1 addrspace(1)* %out1, i32 addrspace(1)* %aptr, i32 addrspace(1)* %bptr) nounwind { + %tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone + %gep0 = getelementptr i32 addrspace(1)* %aptr, i32 %tid + %gep1 = getelementptr i32 addrspace(1)* %bptr, i32 %tid + %outgep0 = getelementptr i32 addrspace(1)* %out0, i32 %tid + %outgep1 = getelementptr i1 addrspace(1)* %out1, i32 %tid + %a = load i32 addrspace(1)* %gep0, align 4 + %b = load i32 addrspace(1)* %gep1, align 4 + %cmp = icmp ult i32 %a, %b + %val = select i1 %cmp, i32 %a, i32 %b + store i32 %val, i32 addrspace(1)* %outgep0, align 4 + store i1 %cmp, i1 addrspace(1)* %outgep1 + ret void +} |