| ; RUN: llc -mtriple=x86_64-unknown-linux-gnu < %s | FileCheck %s |
| ; RUN: llc \ |
| ; RUN: -mtriple=x86_64-unknown-linux-gnu -relocation-model=pic < %s | FileCheck %s |
| ; RUN: llc -mtriple=x86_64-darwin-unknown < %s | FileCheck %s |
| |
| define i32 @foo() nounwind noinline uwtable "function-instrument"="xray-always" "xray-skip-exit" { |
| ; CHECK: .p2align 1, 0x90 |
| ; CHECK-LABEL: Lxray_sled_0: |
| ; CHECK: .ascii "\353\t" |
| ; CHECK-NEXT: nopw 512(%rax,%rax) |
| ret i32 0 |
| ; CHECK-NOT: Lxray_sled_1: |
| ; CHECK: retq |
| } |
| |
| ; CHECK-LINUX-LABEL: .section xray_instr_map,"ao",@progbits,foo{{$}} |
| ; CHECK-LINUX-LABEL: .Lxray_sleds_start0: |
| ; CHECK-LINUX: .quad .Lxray_sled_0 |
| ; CHECK-LINUX-LABEL: .Lxray_sleds_end0: |
| ; CHECK-LINUX-LABEL: .section xray_fn_idx,"awo",@progbits,foo{{$}} |
| ; CHECK-LINUX: [[IDX:.lxray_fn_idx[0-9]+]]: |
| ; CHECK-LINUX: .quad .Lxray_sleds_start0-[[IDX]] |
| ; CHECK-LINUX-NEXT: .quad .Lxray_sleds_end0 |
| |
| ; CHECK-MACOS-LABEL: .section __DATA,xray_instr_map,regular,live_support{{$}} |
| ; CHECK-MACOS-LABEL: lxray_sleds_start0: |
| ; CHECK-MACOS: .quad Lxray_sled_0 |
| ; CHECK-MACOS-LABEL: Lxray_sleds_end0: |
| ; CHECK-MACOS-LABEL: .section __DATA,xray_fn_idx,regular,live_support{{$}} |
| ; CHECK-MACOS: [[IDX:lxray_fn_idx[0-9]+]]: |
| ; CHECK-MACOS: .quad lxray_sleds_start0-[[IDX]] |
| ; CHECK-MACOS-NEXT: .quad Lxray_sleds_end0 |
| |
| |
| ; We test multiple returns in a single function to make sure we're skipping all |
| ; of them with XRay instrumentation. |
| define i32 @bar(i32 %i) nounwind noinline uwtable "function-instrument"="xray-always" "xray-skip-exit" { |
| ; CHECK: .p2align 1, 0x90 |
| ; CHECK-LABEL: Lxray_sled_1: |
| ; CHECK: .ascii "\353\t" |
| ; CHECK-NEXT: nopw 512(%rax,%rax) |
| Test: |
| %cond = icmp eq i32 %i, 0 |
| br i1 %cond, label %IsEqual, label %NotEqual |
| IsEqual: |
| ret i32 0 |
| ; CHECK-NOT: Lxray_sled_{{.*}}: |
| ; CHECK: retq |
| NotEqual: |
| ret i32 1 |
| ; CHECK-NOT: Lxray_sled_{{.*}}: |
| ; CHECK: retq |
| } |
| |
| ; CHECK-LINUX-LABEL: .section xray_instr_map,"ao",@progbits,bar{{$}} |
| ; CHECK-LINUX-LABEL: .Lxray_sleds_start1: |
| ; CHECK-LINUX: .quad .Lxray_sled_1 |
| ; CHECK-LINUX-LABEL: .Lxray_sleds_end1: |
| ; CHECK-LINUX-LABEL: .section xray_fn_idx,"awo",@progbits,bar{[$}} |
| ; CHECK-LINUX: .Lxray_fn_idx0: |
| ; CHECK-LINUX-NEXT: .quad .Lxray_sleds_start1-.Lxray_fn_idx0 |
| ; CHECK-LINUX-NEXT: .quad 2 |
| |
| ; CHECK-MACOS-LABEL: .section __DATA,xray_instr_map,regular,live_support{{$}} |
| ; CHECK-MACOS-LABEL: lxray_sleds_start1: |
| ; CHECK-MACOS: .quad Lxray_sled_1 |
| ; CHECK-MACOS-LABEL: Lxray_sleds_end1: |
| ; CHECK-MACOS-LABEL: .section __DATA,xray_fn_idx,regular,live_support{{$}} |
| ; CHECK-MACOS: Lxray_fn_idx0: |
| ; CHECK-MACOS-NEXT: .quad Lxray_sleds_start1-Lxray_fn_idx0 |
| ; CHECK-MACOS-NEXT: .quad 2 |
