1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
; RUN: llc -verify-machineinstrs -debug-entry-values -filetype=asm -o - -mtriple=x86_64-unknown-linux-gnu < %s | FileCheck %s
; RUN: llc -verify-machineinstrs -debug-entry-values -filetype=asm -o - \
; RUN: -mtriple=x86_64-unknown-linux-gnu -relocation-model=pic < %s | FileCheck %s -check-prefix=PIC
define i32 @fn() nounwind noinline uwtable "function-instrument"="xray-always" {
%eventptr = alloca i8
%eventsize = alloca i32
store i32 3, i32* %eventsize
%val = load i32, i32* %eventsize
call void @llvm.xray.customevent(i8* %eventptr, i32 %val)
; CHECK-LABEL: Lxray_event_sled_0:
; CHECK: .byte 0xeb, 0x0f
; CHECK-NEXT: pushq %rdi
; CHECK-NEXT: pushq %rsi
; CHECK-NEXT: movq %rcx, %rdi
; CHECK-NEXT: movq %rax, %rsi
; CHECK-NEXT: callq __xray_CustomEvent
; CHECK-NEXT: popq %rsi
; CHECK-NEXT: popq %rdi
; PIC-LABEL: Lxray_event_sled_0:
; PIC: .byte 0xeb, 0x0f
; PIC-NEXT: pushq %rdi
; PIC-NEXT: pushq %rsi
; PIC-NEXT: movq %rcx, %rdi
; PIC-NEXT: movq %rax, %rsi
; PIC-NEXT: callq __xray_CustomEvent@PLT
; PIC-NEXT: popq %rsi
; PIC-NEXT: popq %rdi
ret i32 0
}
; CHECK-LABEL: xray_instr_map
; CHECK-LABEL: Lxray_sleds_start0:
; CHECK: .quad {{.*}}xray_event_sled_0
declare void @llvm.xray.customevent(i8*, i32)
|
