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-rw-r--r--test/CodeGen/R600/kcache-fold.ll52
1 files changed, 52 insertions, 0 deletions
diff --git a/test/CodeGen/R600/kcache-fold.ll b/test/CodeGen/R600/kcache-fold.ll
new file mode 100644
index 0000000..382f78c
--- /dev/null
+++ b/test/CodeGen/R600/kcache-fold.ll
@@ -0,0 +1,52 @@
+;RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s
+
+; CHECK: MOV T{{[0-9]+\.[XYZW], CBuf0\[[0-9]+\]\.[XYZW]}}
+
+define void @main() {
+main_body:
+ %0 = load <4 x float> addrspace(9)* null
+ %1 = extractelement <4 x float> %0, i32 0
+ %2 = load <4 x float> addrspace(9)* getelementptr ([1024 x <4 x float>] addrspace(9)* null, i64 0, i32 1)
+ %3 = extractelement <4 x float> %2, i32 0
+ %4 = load <4 x float> addrspace(9)* getelementptr ([1024 x <4 x float>] addrspace(9)* null, i64 0, i32 2)
+ %5 = extractelement <4 x float> %4, i32 0
+ %6 = fcmp ult float %1, 0.000000e+00
+ %7 = select i1 %6, float %3, float %5
+ %8 = load <4 x float> addrspace(9)* null
+ %9 = extractelement <4 x float> %8, i32 1
+ %10 = load <4 x float> addrspace(9)* getelementptr ([1024 x <4 x float>] addrspace(9)* null, i64 0, i32 1)
+ %11 = extractelement <4 x float> %10, i32 1
+ %12 = load <4 x float> addrspace(9)* getelementptr ([1024 x <4 x float>] addrspace(9)* null, i64 0, i32 2)
+ %13 = extractelement <4 x float> %12, i32 1
+ %14 = fcmp ult float %9, 0.000000e+00
+ %15 = select i1 %14, float %11, float %13
+ %16 = load <4 x float> addrspace(9)* null
+ %17 = extractelement <4 x float> %16, i32 2
+ %18 = load <4 x float> addrspace(9)* getelementptr ([1024 x <4 x float>] addrspace(9)* null, i64 0, i32 1)
+ %19 = extractelement <4 x float> %18, i32 2
+ %20 = load <4 x float> addrspace(9)* getelementptr ([1024 x <4 x float>] addrspace(9)* null, i64 0, i32 2)
+ %21 = extractelement <4 x float> %20, i32 2
+ %22 = fcmp ult float %17, 0.000000e+00
+ %23 = select i1 %22, float %19, float %21
+ %24 = load <4 x float> addrspace(9)* null
+ %25 = extractelement <4 x float> %24, i32 3
+ %26 = load <4 x float> addrspace(9)* getelementptr ([1024 x <4 x float>] addrspace(9)* null, i64 0, i32 1)
+ %27 = extractelement <4 x float> %26, i32 3
+ %28 = load <4 x float> addrspace(9)* getelementptr ([1024 x <4 x float>] addrspace(9)* null, i64 0, i32 2)
+ %29 = extractelement <4 x float> %28, i32 3
+ %30 = fcmp ult float %25, 0.000000e+00
+ %31 = select i1 %30, float %27, float %29
+ %32 = call float @llvm.AMDIL.clamp.(float %7, float 0.000000e+00, float 1.000000e+00)
+ %33 = call float @llvm.AMDIL.clamp.(float %15, float 0.000000e+00, float 1.000000e+00)
+ %34 = call float @llvm.AMDIL.clamp.(float %23, float 0.000000e+00, float 1.000000e+00)
+ %35 = call float @llvm.AMDIL.clamp.(float %31, float 0.000000e+00, float 1.000000e+00)
+ %36 = insertelement <4 x float> undef, float %32, i32 0
+ %37 = insertelement <4 x float> %36, float %33, i32 1
+ %38 = insertelement <4 x float> %37, float %34, i32 2
+ %39 = insertelement <4 x float> %38, float %35, i32 3
+ call void @llvm.R600.store.swizzle(<4 x float> %39, i32 0, i32 0)
+ ret void
+}
+
+declare float @llvm.AMDIL.clamp.(float, float, float) readnone
+declare void @llvm.R600.store.swizzle(<4 x float>, i32, i32)