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-rw-r--r--test/CodeGen/R600/llvm.SI.fs.interp.constant.ll21
1 files changed, 21 insertions, 0 deletions
diff --git a/test/CodeGen/R600/llvm.SI.fs.interp.constant.ll b/test/CodeGen/R600/llvm.SI.fs.interp.constant.ll
new file mode 100644
index 000000000000..bf0cdaa2fa3a
--- /dev/null
+++ b/test/CodeGen/R600/llvm.SI.fs.interp.constant.ll
@@ -0,0 +1,21 @@
+;RUN: llc < %s -march=r600 -mcpu=SI | FileCheck %s
+
+;CHECK: S_MOV_B32
+;CHECK-NEXT: V_INTERP_MOV_F32
+
+define void @main(<16 x i8> addrspace(2)* inreg, <16 x i8> addrspace(2)* inreg, <32 x i8> addrspace(2)* inreg, i32 inreg) "ShaderType"="0" {
+main_body:
+ %4 = call float @llvm.SI.fs.constant(i32 0, i32 0, i32 %3)
+ %5 = call i32 @llvm.SI.packf16(float %4, float %4)
+ %6 = bitcast i32 %5 to float
+ call void @llvm.SI.export(i32 15, i32 1, i32 1, i32 0, i32 1, float %6, float %6, float %6, float %6)
+ ret void
+}
+
+declare void @llvm.AMDGPU.shader.type(i32)
+
+declare float @llvm.SI.fs.constant(i32, i32, i32) readnone
+
+declare i32 @llvm.SI.packf16(float, float) readnone
+
+declare void @llvm.SI.export(i32, i32, i32, i32, i32, float, float, float, float)