Vendor import of llvm trunk r178860:vendor/llvm/llvm-trunk-r178860

http://llvm.org/svn/llvm-project/llvm/trunk@178860

1 files changed, 18 insertions, 0 deletions

diff --git a/test/CodeGen/R600/icmp-select-sete-reverse-args.ll b/test/CodeGen/R600/icmp-select-sete-reverse-args.ll
new file mode 100644
index 000000000000..71705a64f50e
--- /dev/null
+++ b/test/CodeGen/R600/icmp-select-sete-reverse-args.ll
@@ -0,0 +1,18 @@
+;RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s
+
+;Test that a select with reversed True/False values is correctly lowered
+;to a SETNE_INT.  There should only be one SETNE_INT instruction.
+
+;CHECK: SETNE_INT T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
+;CHECK-NOT: SETNE_INT
+
+define void @test(i32 addrspace(1)* %out, i32 addrspace(1)* %in) {
+entry:
+  %0 = load i32 addrspace(1)* %in
+  %arrayidx1 = getelementptr inbounds i32 addrspace(1)* %in, i32 1
+  %1 = load i32 addrspace(1)* %arrayidx1
+  %cmp = icmp eq i32 %0, %1
+  %value = select i1 %cmp, i32 0, i32 -1
+  store i32 %value, i32 addrspace(1)* %out
+  ret void
+}