vendor/llvm/llvm-release_350-r216957

1 files changed, 40 insertions, 0 deletions

diff --git a/test/CodeGen/AArch64/fast-isel-mul.ll b/test/CodeGen/AArch64/fast-isel-mul.ll
new file mode 100644
index 000000000000..d02c67f52f8d
--- /dev/null
+++ b/test/CodeGen/AArch64/fast-isel-mul.ll
@@ -0,0 +1,40 @@
+; RUN: llc -fast-isel -fast-isel-abort -mtriple=aarch64 -o - %s | FileCheck %s
+
+@var8 = global i8 0
+@var16 = global i16 0
+@var32 = global i32 0
+@var64 = global i64 0
+
+define void @test_mul8(i8 %lhs, i8 %rhs) {
+; CHECK-LABEL: test_mul8:
+; CHECK: mul w0, w0, w1
+;  %lhs = load i8* @var8
+;  %rhs = load i8* @var8
+  %prod = mul i8 %lhs, %rhs
+  store i8 %prod, i8* @var8
+  ret void
+}
+
+define void @test_mul16(i16 %lhs, i16 %rhs) {
+; CHECK-LABEL: test_mul16:
+; CHECK: mul w0, w0, w1
+  %prod = mul i16 %lhs, %rhs
+  store i16 %prod, i16* @var16
+  ret void
+}
+
+define void @test_mul32(i32 %lhs, i32 %rhs) {
+; CHECK-LABEL: test_mul32:
+; CHECK: mul w0, w0, w1
+  %prod = mul i32 %lhs, %rhs
+  store i32 %prod, i32* @var32
+  ret void
+}
+
+define void @test_mul64(i64 %lhs, i64 %rhs) {
+; CHECK-LABEL: test_mul64:
+; CHECK: mul x0, x0, x1
+  %prod = mul i64 %lhs, %rhs
+  store i64 %prod, i64* @var64
+  ret void
+}