--- /dev/null
+; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck %s
+
+declare float @llvm.fmuladd.f32(float, float, float)
+declare double @llvm.fmuladd.f64(double, double, double)
+declare i32 @llvm.r600.read.tidig.x() nounwind readnone
+declare float @llvm.fabs.f32(float) nounwind readnone
+
+; CHECK-LABEL: {{^}}fmuladd_f32:
+; CHECK: v_mad_f32 {{v[0-9]+, v[0-9]+, v[0-9]+, v[0-9]+}}
+
+define void @fmuladd_f32(float addrspace(1)* %out, float addrspace(1)* %in1,
+ float addrspace(1)* %in2, float addrspace(1)* %in3) {
+ %r0 = load float, float addrspace(1)* %in1
+ %r1 = load float, float addrspace(1)* %in2
+ %r2 = load float, float addrspace(1)* %in3
+ %r3 = tail call float @llvm.fmuladd.f32(float %r0, float %r1, float %r2)
+ store float %r3, float addrspace(1)* %out
+ ret void
+}
+
+; CHECK-LABEL: {{^}}fmuladd_f64:
+; CHECK: v_fma_f64 {{v\[[0-9]+:[0-9]+\], v\[[0-9]+:[0-9]+\], v\[[0-9]+:[0-9]+\], v\[[0-9]+:[0-9]+\]}}
+
+define void @fmuladd_f64(double addrspace(1)* %out, double addrspace(1)* %in1,
+ double addrspace(1)* %in2, double addrspace(1)* %in3) {
+ %r0 = load double, double addrspace(1)* %in1
+ %r1 = load double, double addrspace(1)* %in2
+ %r2 = load double, double addrspace(1)* %in3
+ %r3 = tail call double @llvm.fmuladd.f64(double %r0, double %r1, double %r2)
+ store double %r3, double addrspace(1)* %out
+ ret void
+}
+
+; CHECK-LABEL: {{^}}fmuladd_2.0_a_b_f32
+; CHECK-DAG: buffer_load_dword [[R1:v[0-9]+]], {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0 addr64{{$}}
+; CHECK-DAG: buffer_load_dword [[R2:v[0-9]+]], {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0 addr64 offset:4
+; CHECK: v_mad_f32 [[RESULT:v[0-9]+]], 2.0, [[R1]], [[R2]]
+; CHECK: buffer_store_dword [[RESULT]]
+define void @fmuladd_2.0_a_b_f32(float addrspace(1)* %out, float addrspace(1)* %in) {
+ %tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone
+ %gep.0 = getelementptr float, float addrspace(1)* %out, i32 %tid
+ %gep.1 = getelementptr float, float addrspace(1)* %gep.0, i32 1
+ %gep.out = getelementptr float, float addrspace(1)* %out, i32 %tid
+
+ %r1 = load float, float addrspace(1)* %gep.0
+ %r2 = load float, float addrspace(1)* %gep.1
+
+ %r3 = tail call float @llvm.fmuladd.f32(float 2.0, float %r1, float %r2)
+ store float %r3, float addrspace(1)* %gep.out
+ ret void
+}
+
+; CHECK-LABEL: {{^}}fmuladd_a_2.0_b_f32
+; CHECK-DAG: buffer_load_dword [[R1:v[0-9]+]], {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0 addr64{{$}}
+; CHECK-DAG: buffer_load_dword [[R2:v[0-9]+]], {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0 addr64 offset:4
+; CHECK: v_mad_f32 [[RESULT:v[0-9]+]], 2.0, [[R1]], [[R2]]
+; CHECK: buffer_store_dword [[RESULT]]
+define void @fmuladd_a_2.0_b_f32(float addrspace(1)* %out, float addrspace(1)* %in) {
+ %tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone
+ %gep.0 = getelementptr float, float addrspace(1)* %out, i32 %tid
+ %gep.1 = getelementptr float, float addrspace(1)* %gep.0, i32 1
+ %gep.out = getelementptr float, float addrspace(1)* %out, i32 %tid
+
+ %r1 = load float, float addrspace(1)* %gep.0
+ %r2 = load float, float addrspace(1)* %gep.1
+
+ %r3 = tail call float @llvm.fmuladd.f32(float %r1, float 2.0, float %r2)
+ store float %r3, float addrspace(1)* %gep.out
+ ret void
+}
+
+; CHECK-LABEL: {{^}}fadd_a_a_b_f32:
+; CHECK-DAG: buffer_load_dword [[R1:v[0-9]+]], {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0 addr64{{$}}
+; CHECK-DAG: buffer_load_dword [[R2:v[0-9]+]], {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0 addr64 offset:4
+; CHECK: v_mad_f32 [[RESULT:v[0-9]+]], 2.0, [[R1]], [[R2]]
+; CHECK: buffer_store_dword [[RESULT]]
+define void @fadd_a_a_b_f32(float addrspace(1)* %out,
+ float addrspace(1)* %in1,
+ float addrspace(1)* %in2) {
+ %tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone
+ %gep.0 = getelementptr float, float addrspace(1)* %out, i32 %tid
+ %gep.1 = getelementptr float, float addrspace(1)* %gep.0, i32 1
+ %gep.out = getelementptr float, float addrspace(1)* %out, i32 %tid
+
+ %r0 = load float, float addrspace(1)* %gep.0
+ %r1 = load float, float addrspace(1)* %gep.1
+
+ %add.0 = fadd float %r0, %r0
+ %add.1 = fadd float %add.0, %r1
+ store float %add.1, float addrspace(1)* %out
+ ret void
+}
+
+; CHECK-LABEL: {{^}}fadd_b_a_a_f32:
+; CHECK-DAG: buffer_load_dword [[R1:v[0-9]+]], {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0 addr64{{$}}
+; CHECK-DAG: buffer_load_dword [[R2:v[0-9]+]], {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0 addr64 offset:4
+; CHECK: v_mad_f32 [[RESULT:v[0-9]+]], 2.0, [[R1]], [[R2]]
+; CHECK: buffer_store_dword [[RESULT]]
+define void @fadd_b_a_a_f32(float addrspace(1)* %out,
+ float addrspace(1)* %in1,
+ float addrspace(1)* %in2) {
+ %tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone
+ %gep.0 = getelementptr float, float addrspace(1)* %out, i32 %tid
+ %gep.1 = getelementptr float, float addrspace(1)* %gep.0, i32 1
+ %gep.out = getelementptr float, float addrspace(1)* %out, i32 %tid
+
+ %r0 = load float, float addrspace(1)* %gep.0
+ %r1 = load float, float addrspace(1)* %gep.1
+
+ %add.0 = fadd float %r0, %r0
+ %add.1 = fadd float %r1, %add.0
+ store float %add.1, float addrspace(1)* %out
+ ret void
+}
+
+; CHECK-LABEL: {{^}}fmuladd_neg_2.0_a_b_f32
+; CHECK-DAG: buffer_load_dword [[R1:v[0-9]+]], {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0 addr64{{$}}
+; CHECK-DAG: buffer_load_dword [[R2:v[0-9]+]], {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0 addr64 offset:4
+; CHECK: v_mad_f32 [[RESULT:v[0-9]+]], -2.0, [[R1]], [[R2]]
+; CHECK: buffer_store_dword [[RESULT]]
+define void @fmuladd_neg_2.0_a_b_f32(float addrspace(1)* %out, float addrspace(1)* %in) {
+ %tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone
+ %gep.0 = getelementptr float, float addrspace(1)* %out, i32 %tid
+ %gep.1 = getelementptr float, float addrspace(1)* %gep.0, i32 1
+ %gep.out = getelementptr float, float addrspace(1)* %out, i32 %tid
+
+ %r1 = load float, float addrspace(1)* %gep.0
+ %r2 = load float, float addrspace(1)* %gep.1
+
+ %r3 = tail call float @llvm.fmuladd.f32(float -2.0, float %r1, float %r2)
+ store float %r3, float addrspace(1)* %gep.out
+ ret void
+}
+
+
+; CHECK-LABEL: {{^}}fmuladd_neg_2.0_neg_a_b_f32
+; CHECK-DAG: buffer_load_dword [[R1:v[0-9]+]], {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0 addr64{{$}}
+; CHECK-DAG: buffer_load_dword [[R2:v[0-9]+]], {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0 addr64 offset:4
+; CHECK: v_mad_f32 [[RESULT:v[0-9]+]], 2.0, [[R1]], [[R2]]
+; CHECK: buffer_store_dword [[RESULT]]
+define void @fmuladd_neg_2.0_neg_a_b_f32(float addrspace(1)* %out, float addrspace(1)* %in) {
+ %tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone
+ %gep.0 = getelementptr float, float addrspace(1)* %out, i32 %tid
+ %gep.1 = getelementptr float, float addrspace(1)* %gep.0, i32 1
+ %gep.out = getelementptr float, float addrspace(1)* %out, i32 %tid
+
+ %r1 = load float, float addrspace(1)* %gep.0
+ %r2 = load float, float addrspace(1)* %gep.1
+
+ %r1.fneg = fsub float -0.000000e+00, %r1
+
+ %r3 = tail call float @llvm.fmuladd.f32(float -2.0, float %r1.fneg, float %r2)
+ store float %r3, float addrspace(1)* %gep.out
+ ret void
+}
+
+
+; CHECK-LABEL: {{^}}fmuladd_2.0_neg_a_b_f32
+; CHECK-DAG: buffer_load_dword [[R1:v[0-9]+]], {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0 addr64{{$}}
+; CHECK-DAG: buffer_load_dword [[R2:v[0-9]+]], {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0 addr64 offset:4
+; CHECK: v_mad_f32 [[RESULT:v[0-9]+]], -2.0, [[R1]], [[R2]]
+; CHECK: buffer_store_dword [[RESULT]]
+define void @fmuladd_2.0_neg_a_b_f32(float addrspace(1)* %out, float addrspace(1)* %in) {
+ %tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone
+ %gep.0 = getelementptr float, float addrspace(1)* %out, i32 %tid
+ %gep.1 = getelementptr float, float addrspace(1)* %gep.0, i32 1
+ %gep.out = getelementptr float, float addrspace(1)* %out, i32 %tid
+
+ %r1 = load float, float addrspace(1)* %gep.0
+ %r2 = load float, float addrspace(1)* %gep.1
+
+ %r1.fneg = fsub float -0.000000e+00, %r1
+
+ %r3 = tail call float @llvm.fmuladd.f32(float 2.0, float %r1.fneg, float %r2)
+ store float %r3, float addrspace(1)* %gep.out
+ ret void
+}
+
+
+; CHECK-LABEL: {{^}}fmuladd_2.0_a_neg_b_f32
+; CHECK-DAG: buffer_load_dword [[R1:v[0-9]+]], {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0 addr64{{$}}
+; CHECK-DAG: buffer_load_dword [[R2:v[0-9]+]], {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0 addr64 offset:4
+; CHECK: v_mad_f32 [[RESULT:v[0-9]+]], 2.0, [[R1]], -[[R2]]
+; CHECK: buffer_store_dword [[RESULT]]
+define void @fmuladd_2.0_a_neg_b_f32(float addrspace(1)* %out, float addrspace(1)* %in) {
+ %tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone
+ %gep.0 = getelementptr float, float addrspace(1)* %out, i32 %tid
+ %gep.1 = getelementptr float, float addrspace(1)* %gep.0, i32 1
+ %gep.out = getelementptr float, float addrspace(1)* %out, i32 %tid
+
+ %r1 = load float, float addrspace(1)* %gep.0
+ %r2 = load float, float addrspace(1)* %gep.1
+
+ %r2.fneg = fsub float -0.000000e+00, %r2
+
+ %r3 = tail call float @llvm.fmuladd.f32(float 2.0, float %r1, float %r2.fneg)
+ store float %r3, float addrspace(1)* %gep.out
+ ret void
+}
projects / oota-llvm.git / blobdiff