Make sure we correctly unroll conversions between v2f64 and v2i32 on ARM.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@144241 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 37 insertions, 0 deletions

diff --git a/test/CodeGen/ARM/2011-11-09-IllegalVectorFPIntConvert.ll b/test/CodeGen/ARM/2011-11-09-IllegalVectorFPIntConvert.ll
new file mode 100644
index 0000000000..719571b3d1
--- /dev/null
+++ b/test/CodeGen/ARM/2011-11-09-IllegalVectorFPIntConvert.ll
@@ -0,0 +1,37 @@
+; RUN: llc < %s -march=arm -mattr=+neon | FileCheck %s
+
+define <2 x i32> @test1(<2 x double>* %A) {
+; CHECK: test1
+; CHECK: vcvt.s32.f64
+; CHECK: vcvt.s32.f64
+  %tmp1 = load <2 x double>* %A
+	%tmp2 = fptosi <2 x double> %tmp1 to <2 x i32>
+	ret <2 x i32> %tmp2
+}
+
+define <2 x i32> @test2(<2 x double>* %A) {
+; CHECK: test2
+; CHECK: vcvt.u32.f64
+; CHECK: vcvt.u32.f64
+  %tmp1 = load <2 x double>* %A
+	%tmp2 = fptoui <2 x double> %tmp1 to <2 x i32>
+	ret <2 x i32> %tmp2
+}
+
+define <2 x double> @test3(<2 x i32>* %A) {
+; CHECK: test3
+; CHECK: vcvt.f64.s32
+; CHECK: vcvt.f64.s32
+  %tmp1 = load <2 x i32>* %A
+	%tmp2 = sitofp <2 x i32> %tmp1 to <2 x double>
+	ret <2 x double> %tmp2
+}
+
+define <2 x double> @test4(<2 x i32>* %A) {
+; CHECK: test4
+; CHECK: vcvt.f64.u32
+; CHECK: vcvt.f64.u32
+  %tmp1 = load <2 x i32>* %A
+	%tmp2 = uitofp <2 x i32> %tmp1 to <2 x double>
+	ret <2 x double> %tmp2
+}