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# Checks that symbols are allocated in correct sections, and that empty
# fragments are not allocated at all.
# REQUIRES: x86_64-linux
# RUN: llvm-mc -filetype=obj -triple x86_64-unknown-unknown %s -o %t.o
# RUN: %clangxx %cxxflags %t.o -o %t.exe -Wl,-q -no-pie
# RUN: llvm-bolt %t.exe -o %t.bolt --split-functions --split-strategy=all \
# RUN: --print-split --print-only=_Z3foov 2>&1 | \
# RUN: FileCheck %s --check-prefix=CHECK-SPLIT
# RUN: llvm-nm %t.bolt | FileCheck %s --check-prefix=CHECK-COLD0
# RUN: llvm-objdump --syms %t.bolt | \
# RUN: FileCheck %s --check-prefix=CHECK-SYMS
# CHECK-SPLIT: .LLP0 (4 instructions, align : 1)
# CHECK-SPLIT: ------- HOT-COLD SPLIT POINT -------
# CHECK-SPLIT-EMPTY:
# CHECK-SPLIT-NEXT: ------- HOT-COLD SPLIT POINT -------
# CHECK-SPLIT-EMPTY:
# CHECK-SPLIT-NEXT: .LFT0 (2 instructions, align : 1)
# CHECK-COLD0-NOT: _Z3foov.cold.0
# CHECK-SYMS: .text.cold.1
# CHECK-SYMS-SAME: _Z3foov.cold.1
# CHECK-SYMS: .text.cold.2
# CHECK-SYMS-SAME: _Z3foov.cold.2
# CHECK-SYMS: .text.cold.3
# CHECK-SYMS-SAME: _Z3foov.cold.3
.text
.globl _Z3barv
.type _Z3barv, @function
_Z3barv: # void bar();
.cfi_startproc
ret
.cfi_endproc
.size _Z3barv, .-_Z3barv
.globl _Z3bazv
.type _Z3bazv, @function
_Z3bazv: # void baz() noexcept;
.cfi_startproc
ret
.cfi_endproc
.size _Z3bazv, .-_Z3bazv
.globl _Z3foov
.type _Z3foov, @function
_Z3foov: # void foo() noexcept;
.LFB1265: # _Z3foov
.cfi_startproc
.cfi_personality 0x3,__gxx_personality_v0
.cfi_lsda 0x3,.LLSDA1265
subq $8, %rsp
.cfi_def_cfa_offset 16
.LEHB0:
call _Z3barv # LP: .L5
.LEHE0:
jmp .L4
.L5: # (_Z3foov.cold.0), landing pad, hot
movq %rax, %rdi
cmpq $1, %rdx
je .L3
call _ZSt9terminatev # _Z3foov.cold.1
.L3: # _Z3foov.cold.2
call __cxa_begin_catch
call _Z3bazv
call __cxa_end_catch
.L4: # _Z3foov.cold.3
call _Z3bazv
addq $8, %rsp
.cfi_def_cfa_offset 8
ret
.cfi_endproc
.globl __gxx_personality_v0
.section .gcc_except_table,"a",@progbits
.align 4
.LLSDA1265:
.byte 0xff
.byte 0x3
.uleb128 .LLSDATT1265-.LLSDATTD1265
.LLSDATTD1265:
.byte 0x1
.uleb128 .LLSDACSE1265-.LLSDACSB1265
.LLSDACSB1265:
.uleb128 .LEHB0-.LFB1265
.uleb128 .LEHE0-.LEHB0
.uleb128 .L5-.LFB1265
.uleb128 0x3
.LLSDACSE1265:
.byte 0
.byte 0
.byte 0x1
.byte 0x7d
.align 4
.long _ZTISt13runtime_error
.LLSDATT1265:
.text
.size _Z3foov, .-_Z3foov
.globl main
.type main, @function
main:
.cfi_startproc
subq $8, %rsp
.cfi_def_cfa_offset 16
call _Z3foov
movl $0, %eax
addq $8, %rsp
.cfi_def_cfa_offset 8
ret
.cfi_endproc
.size main, .-main
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