1; RUN: llc < %s -mtriple=powerpc64-unknown-gnu-linux | FileCheck %s
2
3define void @test_shadow_optimization() {
4entry:
5; Expect 12 bytes worth of nops here rather than 32: With the shadow optimization
6; in place, 20 bytes will be consumed by the frame teardown and return instr.
7; CHECK-LABEL: test_shadow_optimization:
8
9; CHECK:      nop
10; CHECK-NEXT: nop
11; CHECK-NEXT: nop
12; CHECK-NOT:  nop
13; CHECK: addi 1, 1, 64
14; CHECK: ld [[REG1:[0-9]+]], 16(1)
15; CHECK: ld 31, -8(1)
16; CHECK: mtlr [[REG1]]
17; CHECK: blr
18
19  tail call void (i64, i32, ...) @llvm.experimental.stackmap(i64  0, i32  32)
20  ret void
21}
22
23declare void @llvm.experimental.stackmap(i64, i32, ...)
24
25