Regression is gone, don't try to find it on clean target.

llvm-svn: 33296

1 files changed, 42 insertions, 0 deletions

diff --git a/llvm/test/CodeGen/X86/scalar_sse_minmax.ll b/llvm/test/CodeGen/X86/scalar_sse_minmax.ll
new file mode 100644
index 00000000000..83401667edf
--- /dev/null
+++ b/llvm/test/CodeGen/X86/scalar_sse_minmax.ll
@@ -0,0 +1,42 @@
+; RUN: llvm-upgrade < %s | llvm-as | llc -march=x86 -mattr=+sse1,+sse2 | grep mins | wc -l | grep 3 &&
+; RUN: llvm-upgrade < %s | llvm-as | llc -march=x86 -mattr=+sse1,+sse2 | grep maxs | wc -l | grep 2
+
+declare bool %llvm.isunordered.f64( double %x, double %y )
+declare bool %llvm.isunordered.f32( float %x, float %y )
+
+implementation
+
+float %min1(float %x, float %y) {
+        %tmp = setlt float %x, %y               ; <bool> [#uses=1]
+        %retval = select bool %tmp, float %x, float %y          ; <float> [#uses=1]
+        ret float %retval
+}
+double %min2(double %x, double %y) {
+        %tmp = setlt double %x, %y
+        %retval = select bool %tmp, double %x, double %y
+        ret double %retval
+}
+
+float %max1(float %x, float %y) {
+        %tmp = setge float %x, %y               ; <bool> [#uses=1]
+        %tmp2 = tail call bool %llvm.isunordered.f32( float %x, float %y )
+        %tmp3 = or bool %tmp2, %tmp             ; <bool> [#uses=1]
+        %retval = select bool %tmp3, float %x, float %y         
+        ret float %retval
+}
+
+double %max2(double %x, double %y) {
+        %tmp = setge double %x, %y               ; <bool> [#uses=1]
+        %tmp2 = tail call bool %llvm.isunordered.f64( double %x, double %y )
+        %tmp3 = or bool %tmp2, %tmp             ; <bool> [#uses=1]
+        %retval = select bool %tmp3, double %x, double %y
+        ret double %retval
+}
+
+<4 x float> %min3(float %tmp37) {
+        %tmp375 = insertelement <4 x float> undef, float %tmp37, uint 0
+        %tmp48 = tail call <4 x float> %llvm.x86.sse.min.ss( <4 x float> %tmp375, <4 x float> < float 6.553500e+04, float undef, float undef, float undef > )
+	ret <4 x float> %tmp48
+}
+
+declare <4 x float> %llvm.x86.sse.min.ss(<4 x float>, <4 x float>)