1 files changed, 27 insertions, 0 deletions
diff --git a/test/Transforms/ConstantHoisting/AArch64/large-immediate.ll b/test/Transforms/ConstantHoisting/AArch64/large-immediate.ll
new file mode 100644
index 0000000..575be79
--- /dev/null
+++ b/test/Transforms/ConstantHoisting/AArch64/large-immediate.ll
@@ -0,0 +1,27 @@
+; RUN: opt -mtriple=arm64-darwin-unknown -S -consthoist < %s | FileCheck %s
+
+define i128 @test1(i128 %a) nounwind {
+; CHECK-LABEL: test1
+; CHECK: %const = bitcast i128 12297829382473034410122878 to i128
+  %1 = add i128 %a, 12297829382473034410122878
+  %2 = add i128 %1, 12297829382473034410122878
+  ret i128 %2
+}
+
+; Check that we don't hoist large, but cheap constants
+define i512 @test2(i512 %a) nounwind {
+; CHECK-LABEL: test2
+; CHECK-NOT: %const = bitcast i512 7 to i512
+  %1 = and i512 %a, 7
+  %2 = or i512 %1, 7
+  ret i512 %2
+}
+
+; Check that we don't hoist the shift value of a shift instruction.
+define i512 @test3(i512 %a) nounwind {
+; CHECK-LABEL: test3
+; CHECK-NOT: %const = bitcast i512 504 to i512
+  %1 = shl i512 %a, 504
+  %2 = ashr i512 %1, 504
+  ret i512 %2
+}