llvm-project/bolt/test/X86/internal-call-instrument.s

44 lines
832 B
ArmAsm

# This reproduces a bug with instrumentation crashes on internal call
# REQUIRES: system-linux,bolt-runtime
# RUN: llvm-mc -filetype=obj -triple x86_64-unknown-unknown %s -o %t.o
# Delete our BB symbols so BOLT doesn't mark them as entry points
# RUN: llvm-strip --strip-unneeded %t.o
# RUN: %clang %t.o -o %t.exe -Wl,-q
# RUN: llvm-bolt -instrument %t.exe -relocs -o %t.out
.text
.globl main
.type main, %function
.p2align 4
main:
push %rbp
mov %rsp,%rbp
push %r12
push %rbx
sub $0x120,%rsp
mov $0x3,%rbx
.J1:
cmp $0x0,%rbx
je .J2
callq .J3
nopl (%rax,%rax,1)
movabs $0xdeadbeef,%rax
retq
.J2:
add $0x120,%rsp
pop %rbx
pop %r12
jmp .J4
.J3:
pop %rax
add $0x4,%rax
dec %rbx
jmp .J1
.J4:
pop %rbp
retq
.size main, .-main