| ; RUN: llc -verify-machineinstrs < %s -mtriple=powerpc64-unknown-gnu-linux | FileCheck %s | |
| define void @test_shadow_optimization() { | |
| entry: | |
| ; Expect 12 bytes worth of nops here rather than 32: With the shadow optimization | |
| ; in place, 20 bytes will be consumed by the frame teardown and return instr. | |
| ; CHECK-LABEL: test_shadow_optimization: | |
| ; CHECK: nop | |
| ; CHECK-NEXT: nop | |
| ; CHECK-NEXT: nop | |
| ; CHECK-NOT: nop | |
| ; CHECK: addi 1, 1, 64 | |
| ; CHECK: ld [[REG1:[0-9]+]], 16(1) | |
| ; CHECK: ld 31, -8(1) | |
| ; CHECK: mtlr [[REG1]] | |
| ; CHECK: blr | |
| tail call void (i64, i32, ...) @llvm.experimental.stackmap(i64 0, i32 32) | |
| ret void | |
| } | |
| declare void @llvm.experimental.stackmap(i64, i32, ...) | |