forked from OSchip/llvm-project
[BOLT] Add test checking LP trampolines in multi-split
This adds a test to verify that when splitting all blocks, landing pad trampolines are inserted in all blocks. Reviewed By: maksfb Differential Revision: https://reviews.llvm.org/D132426
This commit is contained in:
Fabian Parzefall
parent
3ac46f377a
commit
579a5a47a9
|
|
@ -0,0 +1,191 @@
|
|||
# This test checks that trampolines are inserted in split fragments if
|
||||
# necessary. There are 4 LSDA ranges with a landing pad to three landing pads.
|
||||
# After splitting all blocks, there have to be 4 trampolines in the output.
|
||||
|
||||
# RUN: llvm-mc --filetype=obj --triple x86_64-unknown-unknown %s -o %t.o
|
||||
# RUN: %clangxx %cxxflags %t.o -o %t.exe -Wl,-q -pie
|
||||
# RUN: llvm-bolt %t.exe --split-functions --split-strategy=all --split-eh \
|
||||
# RUN: -o %t.bolt --print-split --print-only=main 2>&1 | FileCheck %s
|
||||
|
||||
# CHECK: ------- HOT-COLD SPLIT POINT -------
|
||||
# CHECK: .LFT0
|
||||
# CHECK: Landing Pads: .LBB0
|
||||
# CHECK: .LBB0
|
||||
# CHECK-NEXT: Landing Pad
|
||||
# CHECK: ------- HOT-COLD SPLIT POINT -------
|
||||
# CHECK: .Ltmp0
|
||||
# CHECK: Landing Pads: .LBB1, .LBB2
|
||||
# CHECK: .LBB1
|
||||
# CHECK-NEXT: Landing Pad
|
||||
# CHECK: .LBB2
|
||||
# CHECK-NEXT: Landing Pad
|
||||
# CHECK: ------- HOT-COLD SPLIT POINT -------
|
||||
# CHECK: ------- HOT-COLD SPLIT POINT -------
|
||||
# CHECK: ------- HOT-COLD SPLIT POINT -------
|
||||
# CHECK: ------- HOT-COLD SPLIT POINT -------
|
||||
# CHECK: ------- HOT-COLD SPLIT POINT -------
|
||||
# CHECK: .Ltmp3
|
||||
# CHECK: Landing Pads: .LBB3
|
||||
# CHECK: .LBB3
|
||||
# CHECK-NEXT: Landing Pad
|
||||
# CHECK: ------- HOT-COLD SPLIT POINT -------
|
||||
# CHECK: ------- HOT-COLD SPLIT POINT -------
|
||||
|
||||
.text
|
||||
.section .rodata.str1.1,"aMS",@progbits,1
|
||||
.LC0:
|
||||
.string "E"
|
||||
.LC1:
|
||||
.string "C"
|
||||
.text
|
||||
.globl main
|
||||
.type main, @function
|
||||
main:
|
||||
.LFB1265:
|
||||
.cfi_startproc
|
||||
.cfi_personality 0x9b,DW.ref.__gxx_personality_v0
|
||||
.cfi_lsda 0x1b,.LLSDA1265
|
||||
pushq %r12
|
||||
.cfi_def_cfa_offset 16
|
||||
.cfi_offset 12, -16
|
||||
pushq %rbp
|
||||
.cfi_def_cfa_offset 24
|
||||
.cfi_offset 6, -24
|
||||
pushq %rbx
|
||||
.cfi_def_cfa_offset 32
|
||||
.cfi_offset 3, -32
|
||||
testb $3, %dil
|
||||
jne .L13
|
||||
leaq .LC1(%rip), %rdi
|
||||
.LEHB0:
|
||||
call puts@PLT
|
||||
# Trampoline to .L9
|
||||
.LEHE0:
|
||||
jmp .L11
|
||||
.L13:
|
||||
movl $16, %edi
|
||||
call __cxa_allocate_exception@PLT
|
||||
movq %rax, %rbx
|
||||
leaq .LC0(%rip), %rsi
|
||||
movq %rax, %rdi
|
||||
.LEHB1:
|
||||
call _ZNSt13runtime_errorC1EPKc@PLT
|
||||
# Trampoline to .L8
|
||||
.LEHE1:
|
||||
movq _ZNSt13runtime_errorD1Ev@GOTPCREL(%rip), %rdx
|
||||
movq _ZTISt13runtime_error@GOTPCREL(%rip), %rsi
|
||||
movq %rbx, %rdi
|
||||
.LEHB2:
|
||||
call __cxa_throw@PLT
|
||||
# Trampoline to .L9
|
||||
.LEHE2:
|
||||
.L9:
|
||||
movq %rax, %rdi
|
||||
movq %rdx, %rax
|
||||
jmp .L4
|
||||
.L8:
|
||||
movq %rax, %r12
|
||||
movq %rdx, %rbp
|
||||
movq %rbx, %rdi
|
||||
call __cxa_free_exception@PLT
|
||||
movq %r12, %rdi
|
||||
movq %rbp, %rax
|
||||
.L4:
|
||||
cmpq $1, %rax
|
||||
je .L5
|
||||
.LEHB3:
|
||||
call _Unwind_Resume@PLT
|
||||
.LEHE3:
|
||||
.L5:
|
||||
call __cxa_begin_catch@PLT
|
||||
movq %rax, %rdi
|
||||
movq (%rax), %rax
|
||||
call *16(%rax)
|
||||
movq %rax, %rdi
|
||||
.LEHB4:
|
||||
call puts@PLT
|
||||
# Trampoline to .L10
|
||||
.LEHE4:
|
||||
call __cxa_end_catch@PLT
|
||||
.L11:
|
||||
movl $0, %eax
|
||||
popq %rbx
|
||||
.cfi_remember_state
|
||||
.cfi_def_cfa_offset 24
|
||||
popq %rbp
|
||||
.cfi_def_cfa_offset 16
|
||||
popq %r12
|
||||
.cfi_def_cfa_offset 8
|
||||
ret
|
||||
.L10:
|
||||
.cfi_restore_state
|
||||
movq %rax, %rbx
|
||||
call __cxa_end_catch@PLT
|
||||
movq %rbx, %rdi
|
||||
.LEHB5:
|
||||
call _Unwind_Resume@PLT
|
||||
.LEHE5:
|
||||
.cfi_endproc
|
||||
.globl __gxx_personality_v0
|
||||
.section .gcc_except_table,"a",@progbits
|
||||
.align 4
|
||||
.LLSDA1265:
|
||||
.byte 0xff
|
||||
.byte 0x9b
|
||||
.uleb128 .LLSDATT1265-.LLSDATTD1265
|
||||
.LLSDATTD1265:
|
||||
.byte 0x1
|
||||
.uleb128 .LLSDACSE1265-.LLSDACSB1265
|
||||
.LLSDACSB1265:
|
||||
.uleb128 .LEHB0-.LFB1265
|
||||
.uleb128 .LEHE0-.LEHB0
|
||||
.uleb128 .L9-.LFB1265
|
||||
.uleb128 0x1
|
||||
.uleb128 .LEHB1-.LFB1265
|
||||
.uleb128 .LEHE1-.LEHB1
|
||||
.uleb128 .L8-.LFB1265
|
||||
.uleb128 0x3
|
||||
.uleb128 .LEHB2-.LFB1265
|
||||
.uleb128 .LEHE2-.LEHB2
|
||||
.uleb128 .L9-.LFB1265
|
||||
.uleb128 0x1
|
||||
.uleb128 .LEHB3-.LFB1265
|
||||
.uleb128 .LEHE3-.LEHB3
|
||||
.uleb128 0
|
||||
.uleb128 0
|
||||
.uleb128 .LEHB4-.LFB1265
|
||||
.uleb128 .LEHE4-.LEHB4
|
||||
.uleb128 .L10-.LFB1265
|
||||
.uleb128 0
|
||||
.uleb128 .LEHB5-.LFB1265
|
||||
.uleb128 .LEHE5-.LEHB5
|
||||
.uleb128 0
|
||||
.uleb128 0
|
||||
.LLSDACSE1265:
|
||||
.byte 0x1
|
||||
.byte 0
|
||||
.byte 0
|
||||
.byte 0x7d
|
||||
.align 4
|
||||
.long DW.ref._ZTISt13runtime_error-.
|
||||
.LLSDATT1265:
|
||||
.text
|
||||
.size main, .-main
|
||||
.hidden DW.ref._ZTISt13runtime_error
|
||||
.weak DW.ref._ZTISt13runtime_error
|
||||
.section .data.rel.local.DW.ref._ZTISt13runtime_error,"awG",@progbits,DW.ref._ZTISt13runtime_error,comdat
|
||||
.align 8
|
||||
.type DW.ref._ZTISt13runtime_error, @object
|
||||
.size DW.ref._ZTISt13runtime_error, 8
|
||||
DW.ref._ZTISt13runtime_error:
|
||||
.quad _ZTISt13runtime_error
|
||||
.hidden DW.ref.__gxx_personality_v0
|
||||
.weak DW.ref.__gxx_personality_v0
|
||||
.section .data.rel.local.DW.ref.__gxx_personality_v0,"awG",@progbits,DW.ref.__gxx_personality_v0,comdat
|
||||
.align 8
|
||||
.type DW.ref.__gxx_personality_v0, @object
|
||||
.size DW.ref.__gxx_personality_v0, 8
|
||||
DW.ref.__gxx_personality_v0:
|
||||
.quad __gxx_personality_v0
|
||||
.ident "GCC: (Compiler-Explorer-Build-gcc--binutils-2.38) 12.1.0"
|
||||
.section .note.GNU-stack,"",@progbits
|
||||
Loading…
Reference in New Issue