Improve support for vector casts in LLVM IR and CodeGen.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@54784 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 45 insertions, 0 deletions

diff --git a/test/CodeGen/Generic/vector-casts.ll b/test/CodeGen/Generic/vector-casts.ll
new file mode 100644
index 0000000000..12104a32ee
--- /dev/null
+++ b/test/CodeGen/Generic/vector-casts.ll
@@ -0,0 +1,45 @@
+; RUN: llvm-as < %s | llc
+; PR2671
+
+define void @a(<2 x double>* %p, <2 x i8>* %q) {
+        %t = load <2 x double>* %p
+	%r = fptosi <2 x double> %t to <2 x i8>
+        store <2 x i8> %r, <2 x i8>* %q
+	ret void
+}
+define void @b(<2 x double>* %p, <2 x i8>* %q) {
+        %t = load <2 x double>* %p
+	%r = fptoui <2 x double> %t to <2 x i8>
+        store <2 x i8> %r, <2 x i8>* %q
+	ret void
+}
+define void @c(<2 x i8>* %p, <2 x double>* %q) {
+        %t = load <2 x i8>* %p
+	%r = sitofp <2 x i8> %t to <2 x double>
+        store <2 x double> %r, <2 x double>* %q
+	ret void
+}
+define void @d(<2 x i8>* %p, <2 x double>* %q) {
+        %t = load <2 x i8>* %p
+	%r = uitofp <2 x i8> %t to <2 x double>
+        store <2 x double> %r, <2 x double>* %q
+	ret void
+}
+define void @e(<2 x i8>* %p, <2 x i16>* %q) {
+        %t = load <2 x i8>* %p
+	%r = sext <2 x i8> %t to <2 x i16>
+        store <2 x i16> %r, <2 x i16>* %q
+	ret void
+}
+define void @f(<2 x i8>* %p, <2 x i16>* %q) {
+        %t = load <2 x i8>* %p
+	%r = zext <2 x i8> %t to <2 x i16>
+        store <2 x i16> %r, <2 x i16>* %q
+	ret void
+}
+define void @g(<2 x i16>* %p, <2 x i8>* %q) {
+        %t = load <2 x i16>* %p
+	%r = trunc <2 x i16> %t to <2 x i8>
+        store <2 x i8> %r, <2 x i8>* %q
+	ret void
+}