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-rw-r--r--test/CodeGen/R600/fcmp.ll37
1 files changed, 37 insertions, 0 deletions
diff --git a/test/CodeGen/R600/fcmp.ll b/test/CodeGen/R600/fcmp.ll
new file mode 100644
index 000000000000..37f621d23958
--- /dev/null
+++ b/test/CodeGen/R600/fcmp.ll
@@ -0,0 +1,37 @@
+; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s
+
+; CHECK: @fcmp_sext
+; CHECK: SETE_DX10 T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
+
+define void @fcmp_sext(i32 addrspace(1)* %out, float addrspace(1)* %in) {
+entry:
+ %0 = load float addrspace(1)* %in
+ %arrayidx1 = getelementptr inbounds float addrspace(1)* %in, i32 1
+ %1 = load float addrspace(1)* %arrayidx1
+ %cmp = fcmp oeq float %0, %1
+ %sext = sext i1 %cmp to i32
+ store i32 %sext, i32 addrspace(1)* %out
+ ret void
+}
+
+; This test checks that a setcc node with f32 operands is lowered to a
+; SET*_DX10 instruction. Previously we were lowering this to:
+; SET* + FP_TO_SINT
+
+; CHECK: @fcmp_br
+; CHECK: SET{{[N]*}}E_DX10 T{{[0-9]+\.[XYZW], [a-zA-Z0-9, .]+}}(5.0
+
+define void @fcmp_br(i32 addrspace(1)* %out, float %in) {
+entry:
+ %0 = fcmp oeq float %in, 5.0
+ br i1 %0, label %IF, label %ENDIF
+
+IF:
+ %1 = getelementptr i32 addrspace(1)* %out, i32 1
+ store i32 0, i32 addrspace(1)* %1
+ br label %ENDIF
+
+ENDIF:
+ store i32 0, i32 addrspace(1)* %out
+ ret void
+}