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348698be37
Summary: This is a re-roll of D36615 which uses PLT relocations in the back-end to the call to __xray_CustomEvent() when building in -fPIC and -fxray-instrument mode. Reviewers: pcc, djasper, bkramer Subscribers: sdardis, javed.absar, llvm-commits Differential Revision: https://reviews.llvm.org/D37373 llvm-svn: 312466
40 lines
1.2 KiB
LLVM
40 lines
1.2 KiB
LLVM
; When logging arguments is specified, emit the entry sled accordingly.
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; RUN: llc -filetype=asm -o - -mtriple=x86_64-unknown-linux-gnu < %s | FileCheck %s
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; RUN: llc -filetype=asm -o - -mtriple=x86_64-darwin-unknown < %s | FileCheck %s
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define i32 @callee(i32 %arg) nounwind noinline uwtable "function-instrument"="xray-always" "xray-log-args"="1" {
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ret i32 %arg
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}
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; CHECK-LABEL: Lxray_sleds_start0:
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; CHECK: .quad {{\.?}}Lxray_sled_0
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; CHECK: .quad {{_?}}callee
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; CHECK: .byte 0x03
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; CHECK: .byte 0x01
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; CHECK: .byte 0x00
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; CHECK: .{{(zero|space)}} 13
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; CHECK: .quad {{\.?}}Lxray_sled_1
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; CHECK: .quad {{_?}}callee
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; CHECK: .byte 0x01
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; CHECK: .byte 0x01
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; CHECK: .byte 0x00
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; CHECK: .{{(zero|space)}} 13
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define i32 @caller(i32 %arg) nounwind noinline uwtable "function-instrument"="xray-always" "xray-log-args"="1" {
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%retval = tail call i32 @callee(i32 %arg)
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ret i32 %retval
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}
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; CHECK-LABEL: Lxray_sleds_start1:
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; CHECK: .quad {{\.?}}Lxray_sled_2
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; CHECK: .quad {{_?}}caller
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; CHECK: .byte 0x03
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; CHECK: .byte 0x01
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; CHECK: .byte 0x00
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; CHECK: .{{(zero|space)}} 13
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; CHECK: .quad {{\.?}}Lxray_sled_3
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; CHECK: .quad {{_?}}caller
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; CHECK: .byte 0x02
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; CHECK: .byte 0x01
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; CHECK: .byte 0x00
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; CHECK: .{{(zero|space)}} 13
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