1 files changed, 38 insertions, 0 deletions
diff --git a/test/CodeGen/ARM/frame-register.ll b/test/CodeGen/ARM/frame-register.ll
new file mode 100644
index 0000000..e6a55bd
--- /dev/null
+++ b/test/CodeGen/ARM/frame-register.ll
@@ -0,0 +1,38 @@
+; RUN: llc -mtriple arm-eabi -disable-fp-elim -filetype asm -o - %s \
+; RUN:     | FileCheck -check-prefix CHECK-ARM %s
+
+; RUN: llc -mtriple thumb-eabi -disable-fp-elim -filetype asm -o - %s \
+; RUN:     | FileCheck -check-prefix CHECK-THUMB %s
+
+; RUN: llc -mtriple arm-darwin -disable-fp-elim -filetype asm -o - %s \
+; RUN:     | FileCheck -check-prefix CHECK-DARWIN-ARM %s
+
+; RUN: llc -mtriple thumb-darwin -disable-fp-elim -filetype asm -o - %s \
+; RUN:     | FileCheck -check-prefix CHECK-DARWIN-THUMB %s
+
+declare void @callee(i32)
+
+define i32 @calleer(i32 %i) {
+entry:
+  %i.addr = alloca i32, align 4
+  %j = alloca i32, align 4
+  store i32 %i, i32* %i.addr, align 4
+  %0 = load i32* %i.addr, align 4
+  %add = add nsw i32 %0, 1
+  store i32 %add, i32* %j, align 4
+  %1 = load i32* %j, align 4
+  call void @callee(i32 %1)
+  %2 = load i32* %j, align 4
+  %add1 = add nsw i32 %2, 1
+  ret i32 %add1
+}
+
+; CHECK-ARM: push {r11, lr}
+; CHECK-ARM: mov r11, sp
+
+; CHECK-THUMB: push {r4, r6, r7, lr}
+; CHECK-THUMB: add r7, sp, #8
+
+; CHECK-DARWIN-ARM: push {r7, lr}
+; CHECK-DARWIN-THUMB: push {r4, r7, lr}
+