Test folding comparisons into select instructions

llvm-svn: 12559

1 files changed, 18 insertions, 0 deletions

diff --git a/llvm/test/Regression/CodeGen/X86/select.ll b/llvm/test/Regression/CodeGen/X86/select.ll
index 6259bebdac9..1be5261eb6b 100644
--- a/llvm/test/Regression/CodeGen/X86/select.ll
+++ b/llvm/test/Regression/CodeGen/X86/select.ll
@@ -30,3 +30,21 @@ double %doubleSel(bool %A, double %B, double %C) {
 	ret double %X
 }
 
+sbyte %foldSel(bool %A, sbyte %B, sbyte %C) {
+	%Cond = setlt sbyte %B, %C
+	%X = select bool %Cond, sbyte %B, sbyte %C
+	ret sbyte %X
+}
+
+int %foldSel2(bool %A, int %B, int %C) {
+	%Cond = seteq int %B, %C
+	%X = select bool %Cond, int %B, int %C
+	ret int %X
+}
+
+int %foldSel2(bool %A, int %B, int %C, double %X, double %Y) {
+	%Cond = setlt double %X, %Y
+	%X = select bool %Cond, int %B, int %C
+	ret int %X
+}
+