llvm-for-llvmta/test/ExecutionEngine/JITLink/X86/ELF_ehframe_basic.s

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2022-04-25 10:02:23 +02:00
# REQUIRES: asserts
# UNSUPPORTED: system-windows
# RUN: llvm-mc -triple=x86_64-unknown-linux -position-independent \
# RUN: -filetype=obj -o %t %s
# RUN: llvm-jitlink -debug-only=jitlink -define-abs bar=0x01 \
# RUN: -define-abs _ZTIi=0x02 -noexec %t 2>&1 | FileCheck %s
#
# FIXME: This test should run on windows. Investigate spurious
# 'note: command had no output on stdout or stderr' errors, then re-enable.
#
# Check that a basic .eh-frame section is recognized and parsed. We
# Expect to see two FDEs with corresponding keep-alive edges.
#
# CHECK: Adding keep-alive edge from target at {{.*}} to FDE at
# CHECK: Adding keep-alive edge from target at {{.*}} to FDE at
.text
.file "exceptions.cpp"
.globl foo
.p2align 4, 0x90
.type foo,@function
foo:
.cfi_startproc
pushq %rax
.cfi_def_cfa_offset 16
movl $4, %edi
callq __cxa_allocate_exception@PLT
movl $1, (%rax)
movq _ZTIi@GOTPCREL(%rip), %rsi
movq %rax, %rdi
xorl %edx, %edx
callq __cxa_throw@PLT
.Lfunc_end0:
.size foo, .Lfunc_end0-foo
.cfi_endproc
.globl main
.p2align 4, 0x90
.type main,@function
main:
.Lfunc_begin0:
.cfi_startproc
.cfi_personality 155, DW.ref.__gxx_personality_v0
.cfi_lsda 27, .Lexception0
pushq %rbx
.cfi_def_cfa_offset 16
.cfi_offset %rbx, -16
xorl %ebx, %ebx
.Ltmp0:
callq bar@PLT
.Ltmp1:
movl %ebx, %eax
popq %rbx
.cfi_def_cfa_offset 8
retq
.LBB1_1:
.cfi_def_cfa_offset 16
.Ltmp2:
movq %rax, %rdi
callq __cxa_begin_catch@PLT
callq __cxa_end_catch@PLT
movl $1, %ebx
movl %ebx, %eax
popq %rbx
.cfi_def_cfa_offset 8
retq
.Lfunc_end1:
.size main, .Lfunc_end1-main
.cfi_endproc
.section .gcc_except_table,"a",@progbits
.p2align 2
GCC_except_table1:
.Lexception0:
.byte 255
.byte 156
.uleb128 .Lttbase0-.Lttbaseref0
.Lttbaseref0:
.byte 1
.uleb128 .Lcst_end0-.Lcst_begin0
.Lcst_begin0:
.uleb128 .Ltmp0-.Lfunc_begin0
.uleb128 .Ltmp1-.Ltmp0
.uleb128 .Ltmp2-.Lfunc_begin0
.byte 1
.uleb128 .Ltmp1-.Lfunc_begin0
.uleb128 .Lfunc_end1-.Ltmp1
.byte 0
.byte 0
.Lcst_end0:
.byte 1
.byte 0
.p2align 2
.Ltmp3:
.quad .L_ZTIi.DW.stub-.Ltmp3
.Lttbase0:
.p2align 2
.data
.p2align 3
.L_ZTIi.DW.stub:
.quad _ZTIi
.hidden DW.ref.__gxx_personality_v0
.weak DW.ref.__gxx_personality_v0
.section .data.DW.ref.__gxx_personality_v0,"aGw",@progbits,DW.ref.__gxx_personality_v0,comdat
.p2align 3
.type DW.ref.__gxx_personality_v0,@object
.size DW.ref.__gxx_personality_v0, 8
DW.ref.__gxx_personality_v0:
.quad __gxx_personality_v0
.ident "clang version 12.0.0 (git@github.com:llvm/llvm-project.git afd483e57d166418e94a65bd9716e7dc4c114eed)"
.section ".note.GNU-stack","",@progbits
.addrsig
.addrsig_sym __gxx_personality_v0
.addrsig_sym _ZTIi