1 files changed, 45 insertions, 0 deletions
diff --git a/test/CodeGen/X86/2011-10-21-widen-cmp.ll b/test/CodeGen/X86/2011-10-21-widen-cmp.ll
new file mode 100644
index 0000000..2fe645b
--- /dev/null
+++ b/test/CodeGen/X86/2011-10-21-widen-cmp.ll
@@ -0,0 +1,45 @@
+; RUN: llc < %s -march=x86-64 -mcpu=corei7 | FileCheck %s
+
+target triple = "x86_64-unknown-linux-gnu"
+
+; Check that a <4 x float> compare is generated and that we are
+; not stuck in an endless loop.
+
+; CHECK: cmp_2_floats
+; CHECK: cmpordps
+; CHECK: ret
+
+define void @cmp_2_floats() {
+entry:
+  %0 = fcmp oeq <2 x float> undef, undef
+  %1 = select <2 x i1> %0, <2 x float> undef, <2 x float> undef
+  store <2 x float> %1, <2 x float>* undef
+  ret void
+}
+
+; CHECK: cmp_2_doubles
+; CHECK: cmpordpd
+; CHECK: blendvpd
+; CHECK: ret
+define void @cmp_2_doubles() {
+entry:
+  %0 = fcmp oeq <2 x double> undef, undef
+  %1 = select <2 x i1> %0, <2 x double> undef, <2 x double> undef
+  store <2 x double> %1, <2 x double>* undef
+  ret void
+}
+
+; CHECK: mp_11193
+; CHECK: psraw   $15
+; CHECK: ret
+define void @mp_11193(<8 x float> * nocapture %aFOO, <8 x float>* nocapture %RET)
+nounwind {
+allocas:
+  %bincmp = fcmp olt <8 x float> <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 9.000000e+00, float 1.000000e+00, float 9.000000e+00, float 1.000000e+00> , <float 3.000000e+00, float 3.000000e+00, float 3.000000e+00, float 3.000000e+00, float 3.000000e+00, float 3.000000e+00, float 3.000000e+00, float 3.000000e+00>
+  %t = extractelement <8 x i1> %bincmp, i32 0
+  %ft = sitofp i1 %t to float
+  %pp = bitcast <8 x float>* %RET to float*
+  store float %ft, float* %pp
+  ret void
+}
+