|  | ; RUN: llc -verify-machineinstrs -filetype=asm -o - -mtriple=x86_64-unknown-linux-gnu < %s | FileCheck %s | 
|  | ; RUN: llc -verify-machineinstrs -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 {{.*}}, %rdi | 
|  | ; CHECK-NEXT:  movq {{.*}}, %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 {{.*}}, %rdi | 
|  | ; PIC-NEXT:  movq {{.*}}, %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) |