TypeLegalizer: Add support for passing of vector-promoted types in registers (copyFromParts/copyToParts).

llvm-svn: 132649

1 files changed, 20 insertions, 0 deletions

diff --git a/llvm/test/CodeGen/Generic/basic-promote-integers.ll b/llvm/test/CodeGen/Generic/basic-promote-integers.ll
new file mode 100644
index 00000000000..13402bfd58f
--- /dev/null
+++ b/llvm/test/CodeGen/Generic/basic-promote-integers.ll
@@ -0,0 +1,20 @@
+; Test that vectors are scalarized/lowered correctly
+; (with both legalization methods).
+; RUN: llc -march=x86 -promote-elements < %s
+; RUN: llc -march=x86                   < %s
+
+; A simple test to check copyToParts and copyFromParts
+
+define <4 x i64> @test_param_0(<4 x i64> %A, <2 x i32> %B, <4 x i8> %C)  {
+   ret <4 x i64> %A
+}
+
+define <2 x i32> @test_param_1(<4 x i64> %A, <2 x i32> %B, <4 x i8> %C)  {
+   ret <2 x i32> %B
+}
+
+define <4 x i8> @test_param_2(<4 x i64> %A, <2 x i32> %B, <4 x i8> %C)  {
+   ret <4 x i8> %C
+}
+
+