1 ; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -mcpu=corei7 -mattr=+sse2 -asm-instrumentation=address -asan-instrument-assembly | FileCheck %s
3 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
4 target triple = "x86_64-unknown-linux-gnu"
6 ; CHECK-LABEL: rep_movs_1b
8 ; CHECK-NEXT: testq %rcx, %rcx
9 ; CHECK-NEXT: je [[B:.*]]
11 ; CHECK: leaq -128(%rsp), %rsp
12 ; CHECK-NEXT: pushq %rax
13 ; CHECK-NEXT: pushq %rdx
14 ; CHECK-NEXT: pushq %rbx
17 ; CHECK: leaq (%rsi), %rdx
18 ; CHECK: movq %rdx, %rdi
19 ; CHECK-NEXT: callq __asan_report_load1@PLT
21 ; CHECK: leaq -1(%rsi,%rcx), %rdx
22 ; CHECK: movq %rdx, %rdi
23 ; CHECK-NEXT: callq __asan_report_load1@PLT
25 ; CHECK: leaq (%rdi), %rdx
26 ; CHECK: movq %rdx, %rdi
27 ; CHECK-NEXT: callq __asan_report_store1@PLT
29 ; CHECK: leaq -1(%rdi,%rcx), %rdx
30 ; CHECK: movq %rdx, %rdi
31 ; CHECK-NEXT: callq __asan_report_store1@PLT
34 ; CHECK-NEXT: popq %rbx
35 ; CHECK-NEXT: popq %rdx
36 ; CHECK-NEXT: popq %rax
37 ; CHECK-NEXT: leaq 128(%rsp), %rsp
43 ; CHECK-NEXT: movsb (%rsi), %es:(%rdi)
45 ; Function Attrs: nounwind sanitize_address uwtable
46 define void @rep_movs_1b(i8* %dst, i8* %src, i64 %n) #0 {
48 tail call void asm sideeffect "rep movsb \0A\09", "{si},{di},{cx},~{memory},~{dirflag},~{fpsr},~{flags}"(i8* %src, i8* %dst, i64 %n) #1
52 ; CHECK-LABEL: rep_movs_8b
54 ; CHECK-NEXT: testq %rcx, %rcx
55 ; CHECK-NEXT: je [[Q:.*]]
57 ; CHECK: leaq (%rsi), %rdx
58 ; CHECK: movq %rdx, %rdi
59 ; CHECK-NEXT: callq __asan_report_load8@PLT
61 ; CHECK: leaq -1(%rsi,%rcx,8), %rdx
62 ; CHECK: movq %rdx, %rdi
63 ; CHECK-NEXT: callq __asan_report_load8@PLT
65 ; CHECK: leaq (%rdi), %rdx
66 ; CHECK: movq %rdx, %rdi
67 ; CHECK-NEXT: callq __asan_report_store8@PLT
69 ; CHECK: leaq -1(%rdi,%rcx,8), %rdx
70 ; CHECK: movq %rdx, %rdi
71 ; CHECK-NEXT: callq __asan_report_store8@PLT
77 ; CHECK-NEXT: movsq (%rsi), %es:(%rdi)
79 ; Function Attrs: nounwind sanitize_address uwtable
80 define void @rep_movs_8b(i64* %dst, i64* %src, i64 %n) #0 {
82 tail call void asm sideeffect "rep movsq \0A\09", "{si},{di},{cx},~{memory},~{dirflag},~{fpsr},~{flags}"(i64* %src, i64* %dst, i64 %n) #1
86 attributes #0 = { nounwind sanitize_address uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
87 attributes #1 = { nounwind }