aboutsummaryrefslogtreecommitdiff
path: root/test/CodeGen/AMDGPU/max-literals.ll
diff options
context:
space:
mode:
Diffstat (limited to 'test/CodeGen/AMDGPU/max-literals.ll')
-rw-r--r--test/CodeGen/AMDGPU/max-literals.ll67
1 files changed, 67 insertions, 0 deletions
diff --git a/test/CodeGen/AMDGPU/max-literals.ll b/test/CodeGen/AMDGPU/max-literals.ll
new file mode 100644
index 000000000000..c357524b140f
--- /dev/null
+++ b/test/CodeGen/AMDGPU/max-literals.ll
@@ -0,0 +1,67 @@
+;RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s
+
+; CHECK-LABEL: {{^}}main:
+; CHECK: ADD *
+
+define void @main(<4 x float> inreg %reg0, <4 x float> inreg %reg1, <4 x float> inreg %reg2) #0 {
+main_body:
+ %0 = extractelement <4 x float> %reg1, i32 0
+ %1 = extractelement <4 x float> %reg1, i32 1
+ %2 = extractelement <4 x float> %reg1, i32 2
+ %3 = extractelement <4 x float> %reg1, i32 3
+ %4 = extractelement <4 x float> %reg2, i32 0
+ %5 = fadd float %0, 2.0
+ %6 = fadd float %1, 3.0
+ %7 = fadd float %2, 4.0
+ %8 = fadd float %3, 5.0
+ %9 = bitcast float %4 to i32
+ %10 = mul i32 %9, 6
+ %11 = bitcast i32 %10 to float
+ %12 = insertelement <4 x float> undef, float %5, i32 0
+ %13 = insertelement <4 x float> %12, float %6, i32 1
+ %14 = insertelement <4 x float> %13, float %7, i32 2
+ %15 = insertelement <4 x float> %14, float %8, i32 3
+ %16 = insertelement <4 x float> %15, float %11, i32 3
+
+ %17 = call float @llvm.AMDGPU.dp4(<4 x float> %15,<4 x float> %16)
+ %18 = insertelement <4 x float> undef, float %17, i32 0
+ call void @llvm.R600.store.swizzle(<4 x float> %18, i32 0, i32 2)
+ ret void
+}
+
+; CHECK-LABEL: {{^}}main2:
+; CHECK-NOT: ADD *
+
+define void @main2(<4 x float> inreg %reg0, <4 x float> inreg %reg1, <4 x float> inreg %reg2) #0 {
+main_body:
+ %0 = extractelement <4 x float> %reg1, i32 0
+ %1 = extractelement <4 x float> %reg1, i32 1
+ %2 = extractelement <4 x float> %reg1, i32 2
+ %3 = extractelement <4 x float> %reg1, i32 3
+ %4 = extractelement <4 x float> %reg2, i32 0
+ %5 = fadd float %0, 2.0
+ %6 = fadd float %1, 3.0
+ %7 = fadd float %2, 4.0
+ %8 = fadd float %3, 2.0
+ %9 = bitcast float %4 to i32
+ %10 = mul i32 %9, 6
+ %11 = bitcast i32 %10 to float
+ %12 = insertelement <4 x float> undef, float %5, i32 0
+ %13 = insertelement <4 x float> %12, float %6, i32 1
+ %14 = insertelement <4 x float> %13, float %7, i32 2
+ %15 = insertelement <4 x float> %14, float %8, i32 3
+ %16 = insertelement <4 x float> %15, float %11, i32 3
+
+ %17 = call float @llvm.AMDGPU.dp4(<4 x float> %15,<4 x float> %16)
+ %18 = insertelement <4 x float> undef, float %17, i32 0
+ call void @llvm.R600.store.swizzle(<4 x float> %18, i32 0, i32 2)
+ ret void
+}
+
+; Function Attrs: readnone
+declare float @llvm.AMDGPU.dp4(<4 x float>, <4 x float>) #1
+
+declare void @llvm.R600.store.swizzle(<4 x float>, i32, i32)
+
+attributes #0 = { "ShaderType"="1" }
+attributes #1 = { readnone }