Teach constant folding to perform conversions from constant floating

[oota-llvm.git] / test / Transforms / ConstProp / calls.ll

diff --git a/test/Transforms/ConstProp/calls.ll b/test/Transforms/ConstProp/calls.ll
index a12fc82d646afe3c7122f2a0eaab826128435caa..82d73245ad1520826ae923e087992ec944a01905 100644 (file)
--- a/test/Transforms/ConstProp/calls.ll
+++ b/test/Transforms/ConstProp/calls.ll
@@ -21,3 +21,36 @@ define double @T() {
   %c = fadd double %b, %D
   ret double %c
 }
+
+define i1 @test_sse_cvt() nounwind readnone {
+; CHECK: @test_sse_cvt
+; CHECK-NOT: call
+; CHECK: ret i1 true
+entry:
+  %i0 = tail call i32 @llvm.x86.sse.cvtss2si(<4 x float> <float 1.75, float undef, float undef, float undef>) nounwind
+  %i1 = tail call i32 @llvm.x86.sse.cvttss2si(<4 x float> <float 1.75, float undef, float undef, float undef>) nounwind
+  %i2 = tail call i64 @llvm.x86.sse.cvtss2si64(<4 x float> <float 1.75, float undef, float undef, float undef>) nounwind
+  %i3 = tail call i64 @llvm.x86.sse.cvttss2si64(<4 x float> <float 1.75, float undef, float undef, float undef>) nounwind
+  %i4 = call i32 @llvm.x86.sse2.cvtsd2si(<2 x double> <double 1.75, double undef>) nounwind
+  %i5 = call i32 @llvm.x86.sse2.cvttsd2si(<2 x double> <double 1.75, double undef>) nounwind
+  %i6 = call i64 @llvm.x86.sse2.cvtsd2si64(<2 x double> <double 1.75, double undef>) nounwind
+  %i7 = call i64 @llvm.x86.sse2.cvttsd2si64(<2 x double> <double 1.75, double undef>) nounwind
+  %sum11 = add i32 %i0, %i1
+  %sum12 = add i32 %i4, %i5
+  %sum1 = add i32 %sum11, %sum12
+  %sum21 = add i64 %i2, %i3
+  %sum22 = add i64 %i6, %i7
+  %sum2 = add i64 %sum21, %sum22
+  %sum1.sext = sext i32 %sum1 to i64
+  %b = icmp eq i64 %sum1.sext, %sum2
+  ret i1 %b
+}
+
+declare i32 @llvm.x86.sse.cvtss2si(<4 x float>) nounwind readnone
+declare i32 @llvm.x86.sse.cvttss2si(<4 x float>) nounwind readnone
+declare i64 @llvm.x86.sse.cvtss2si64(<4 x float>) nounwind readnone
+declare i64 @llvm.x86.sse.cvttss2si64(<4 x float>) nounwind readnone
+declare i32 @llvm.x86.sse2.cvtsd2si(<2 x double>) nounwind readnone
+declare i32 @llvm.x86.sse2.cvttsd2si(<2 x double>) nounwind readnone
+declare i64 @llvm.x86.sse2.cvtsd2si64(<2 x double>) nounwind readnone
+declare i64 @llvm.x86.sse2.cvttsd2si64(<2 x double>) nounwind readnone