diff options
Diffstat (limited to 'llvm/test/CodeGen/R600/mad-sub.ll')
| -rw-r--r-- | llvm/test/CodeGen/R600/mad-sub.ll | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/R600/mad-sub.ll b/llvm/test/CodeGen/R600/mad-sub.ll index 08069e2f4f1..444bb02b66c 100644 --- a/llvm/test/CodeGen/R600/mad-sub.ll +++ b/llvm/test/CodeGen/R600/mad-sub.ll @@ -169,5 +169,47 @@ define void @mad_fabs_sub_f32(float addrspace(1)* noalias nocapture %out, float ret void } +; FUNC-LABEL: @fsub_c_fadd_a_a +; SI-DAG: BUFFER_LOAD_DWORD [[R1:v[0-9]+]], {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0 addr64{{$}} +; SI-DAG: BUFFER_LOAD_DWORD [[R2:v[0-9]+]], {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0 addr64 offset:0x4 +; SI: V_MAD_F32 [[RESULT:v[0-9]+]], -2.0, [[R1]], [[R2]] +; SI: BUFFER_STORE_DWORD [[RESULT]] +define void @fsub_c_fadd_a_a(float addrspace(1)* %out, float addrspace(1)* %in) { + %tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone + %gep.0 = getelementptr float addrspace(1)* %out, i32 %tid + %gep.1 = getelementptr float addrspace(1)* %gep.0, i32 1 + %gep.out = getelementptr float addrspace(1)* %out, i32 %tid + + %r1 = load float addrspace(1)* %gep.0 + %r2 = load float addrspace(1)* %gep.1 + + %add = fadd float %r1, %r1 + %r3 = fsub float %r2, %add + + store float %r3, float addrspace(1)* %gep.out + ret void +} + +; FUNC-LABEL: @fsub_fadd_a_a_c +; SI-DAG: BUFFER_LOAD_DWORD [[R1:v[0-9]+]], {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0 addr64{{$}} +; SI-DAG: BUFFER_LOAD_DWORD [[R2:v[0-9]+]], {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0 addr64 offset:0x4 +; SI: V_MAD_F32 [[RESULT:v[0-9]+]], 2.0, [[R1]], -[[R2]] +; SI: BUFFER_STORE_DWORD [[RESULT]] +define void @fsub_fadd_a_a_c(float addrspace(1)* %out, float addrspace(1)* %in) { + %tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone + %gep.0 = getelementptr float addrspace(1)* %out, i32 %tid + %gep.1 = getelementptr float addrspace(1)* %gep.0, i32 1 + %gep.out = getelementptr float addrspace(1)* %out, i32 %tid + + %r1 = load float addrspace(1)* %gep.0 + %r2 = load float addrspace(1)* %gep.1 + + %add = fadd float %r1, %r1 + %r3 = fsub float %add, %r2 + + store float %r3, float addrspace(1)* %gep.out + ret void +} + attributes #0 = { nounwind readnone } attributes #1 = { nounwind } |
