1 files changed, 20 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/AArch64/fast-isel-branch-cond-mask.ll b/llvm/test/CodeGen/AArch64/fast-isel-branch-cond-mask.ll
new file mode 100644
index 00000000000..c018b2778b0
--- /dev/null
+++ b/llvm/test/CodeGen/AArch64/fast-isel-branch-cond-mask.ll
@@ -0,0 +1,20 @@
+; RUN: llc -mtriple=aarch64-apple-darwin -O0 -fast-isel -fast-isel-abort=0 -verify-machineinstrs < %s | FileCheck %s
+
+define void @test(i64 %a, i64 %b, i2* %c) {
+; CHECK-LABEL: test
+; CHECK:       and [[REG1:w[0-9]+]], w8, #0x3
+; CHECK-NEXT:  strb [[REG1]], {{\[}}x2{{\]}}
+; CHECK:       and [[REG2:w[0-9]+]], w8, #0x1
+; CHECK-NEXT:  cmp [[REG2]], #0
+ %1 = trunc i64 %a to i2
+ %2 = trunc i64 %b to i1
+; Force fast-isel to fall back to SDAG.
+ store i2 %1, i2* %c, align 8
+ br i1 %2, label %bb1, label %bb2
+
+bb1:
+  ret void
+
+bb2:
+  ret void
+}