llvm-project/bolt/test/X86/shrinkwrapping-popf.s

32 lines
684 B
ArmAsm

# This test checks that POPF will not crash our frame analysis pass
# REQUIRES: system-linux
# RUN: llvm-mc -filetype=obj -triple x86_64-unknown-unknown %s -o %t.o
# RUN: link_fdata %s %t.o %t.fdata
# RUN: llvm-strip --strip-unneeded %t.o
# RUN: %clang %cflags %t.o -o %t.exe -Wl,-q -nostdlib
# RUN: llvm-bolt %t.exe -o %t.out -data %t.fdata -frame-opt=all -lite=0
.globl _start
_start:
.cfi_startproc
# FDATA: 0 [unknown] 0 1 _start 0 0 6
je a
b: jne _start
# FDATA: 1 _start #b# 1 _start #c# 0 3
c:
pushf
push %rbx
push %rbp
pop %rbp
pop %rbx
popf
# This basic block is treated as having 0 execution count.
a:
ud2
.cfi_endproc