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-rw-r--r--test/CodeGen/X86/x86-setcc-int-to-fp-combine.ll15
1 files changed, 15 insertions, 0 deletions
diff --git a/test/CodeGen/X86/x86-setcc-int-to-fp-combine.ll b/test/CodeGen/X86/x86-setcc-int-to-fp-combine.ll
index 4317d8a..a2c5b3a 100644
--- a/test/CodeGen/X86/x86-setcc-int-to-fp-combine.ll
+++ b/test/CodeGen/X86/x86-setcc-int-to-fp-combine.ll
@@ -72,3 +72,18 @@ define <4 x float> @foo3(<4 x float> %val, <4 x float> %test) nounwind {
%result = sitofp <4 x i32> %and to <4 x float>
ret <4 x float> %result
}
+
+; Test the general purpose constant folding of uint->fp.
+define void @foo4(<4 x float>* noalias %result) nounwind {
+; CHECK-LABEL: LCPI4_0:
+; CHECK-NEXT: .long 1065353216 ## float 1.000000e+00
+; CHECK-NEXT: .long 1123942400 ## float 1.270000e+02
+; CHECK-NEXT: .long 1124073472 ## float 1.280000e+02
+; CHECK-NEXT: .long 1132396544 ## float 2.550000e+02
+; CHECK-LABEL: foo4:
+; CHECK: movaps LCPI4_0(%rip), %xmm0
+
+ %val = uitofp <4 x i8> <i8 1, i8 127, i8 -128, i8 -1> to <4 x float>
+ store <4 x float> %val, <4 x float>* %result
+ ret void
+}