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llvm-mirror/test/CodeGen/ARM/xray-tail-call-sled.ll
Kuba Mracek c7c751102c [xray] Add XRay support for Mach-O in CodeGen
Currently, XRay only supports emitting the XRay table (xray_instr_map) on ELF binaries. Let's add Mach-O support.

Differential Revision: https://reviews.llvm.org/D26983

llvm-svn: 287734
2016-11-23 02:07:04 +00:00

55 lines
1.3 KiB
LLVM

; RUN: llc -filetype=asm -o - -mtriple=armv7-unknown-linux-gnu < %s | FileCheck %s
; RUN: llc -filetype=asm -o - -mtriple=armv7-apple-ios6.0.0 < %s | FileCheck %s
define i32 @callee() nounwind noinline uwtable "function-instrument"="xray-always" {
; CHECK: .p2align 2
; CHECK-LABEL: Lxray_sled_0:
; CHECK-NEXT: b #20
; CHECK-NEXT: nop
; CHECK-NEXT: nop
; CHECK-NEXT: nop
; CHECK-NEXT: nop
; CHECK-NEXT: nop
; CHECK-NEXT: nop
; CHECK-LABEL: Ltmp0:
ret i32 0
; CHECK-NEXT: mov r0, #0
; CHECK-NEXT: .p2align 2
; CHECK-LABEL: Lxray_sled_1:
; CHECK-NEXT: b #20
; CHECK-NEXT: nop
; CHECK-NEXT: nop
; CHECK-NEXT: nop
; CHECK-NEXT: nop
; CHECK-NEXT: nop
; CHECK-NEXT: nop
; CHECK-LABEL: Ltmp1:
; CHECK-NEXT: bx lr
}
define i32 @caller() nounwind noinline uwtable "function-instrument"="xray-always" {
; CHECK: .p2align 2
; CHECK-LABEL: Lxray_sled_2:
; CHECK-NEXT: b #20
; CHECK-NEXT: nop
; CHECK-NEXT: nop
; CHECK-NEXT: nop
; CHECK-NEXT: nop
; CHECK-NEXT: nop
; CHECK-NEXT: nop
; CHECK-LABEL: Ltmp2:
; CHECK: .p2align 2
; CHECK-LABEL: Lxray_sled_3:
; CHECK-NEXT: b #20
; CHECK-NEXT: nop
; CHECK-NEXT: nop
; CHECK-NEXT: nop
; CHECK-NEXT: nop
; CHECK-NEXT: nop
; CHECK-NEXT: nop
; CHECK-LABEL: Ltmp3:
%retval = tail call i32 @callee()
; CHECK: b {{.*}}callee
ret i32 %retval
}