File: xray-multiplerets-in-blocks.mir

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llvm-toolchain-17 1%3A17.0.6-22
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# RUN: llc -run-pass=xray-instrumentation -mtriple=x86_64-unknown-linux-gnu -o - %s | FileCheck %s
#
# Make sure we can handle multiple ret instructions in a single basic block for
# XRay.

--- |

  define i32 @foo() noinline uwtable "function-instrument"="xray-always" {
    ret i32 0
    ret i32 1
  }

...

---
name: foo
tracksRegLiveness: true
liveins:
  - { reg: '$edi'}
body:            |
  bb.0:
    liveins: $edi
    ; CHECK: PATCHABLE_FUNCTION_ENTER
    RET64
    ; CHECK-NEXT: PATCHABLE_RET
    RET64
    ; CHECK-NEXT: PATCHABLE_RET
...