derek.holloway
7502bf64a4
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394 lines
18 KiB
ArmAsm
394 lines
18 KiB
ArmAsm
## Use llvm-dwarfdump to check the integrity of the inlined function "bar"
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## DWARF range after llvm-bolt removes a 6-byte nop instruction.
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##
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## If the range is not properly updated, it will exceed the range of the
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## containing function causing llvm-dwarfdump to issue an error.
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# CHECK-NOT: error: DIE address ranges are not contained in its parent's ranges
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# REQUIRES: system-linux
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# RUN: %clang++ %cflags -gdwarf-4 %s -o %t.exe -Wl,-q
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# RUN: llvm-bolt %t.exe -o %t.bolt --update-debug-sections
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# RUN: llvm-dwarfdump --verify %t.bolt | FileCheck %s
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# Test compiled with "-O2 -g" from:
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#
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# unsigned long bar(unsigned long i) {
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# asm volatile("nopw %cs:(%rax,%rax)");
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# return ++i;
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# }
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#
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# int main(int argc, char **argv) {
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# bar(argc);
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# return 0;
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# }
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.text
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.file "dwarf-inline-range.cpp"
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.globl _Z3barm # -- Begin function _Z3barm
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.p2align 4, 0x90
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.type _Z3barm,@function
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_Z3barm: # @_Z3barm
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.Lfunc_begin0:
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.file 1 "." "dwarf-inline-range.cpp"
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.loc 1 1 0 # dwarf-inline-range.cpp:1:0
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.cfi_startproc
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# %bb.0:
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#DEBUG_VALUE: bar:i <- $rdi
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.loc 1 2 3 prologue_end # dwarf-inline-range.cpp:2:3
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#APP
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nopw %cs:(%rax,%rax)
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#NO_APP
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.loc 1 3 10 # dwarf-inline-range.cpp:3:10
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leaq 1(%rdi), %rax
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.Ltmp0:
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#DEBUG_VALUE: bar:i <- $rax
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.loc 1 3 3 is_stmt 0 # dwarf-inline-range.cpp:3:3
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retq
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.Ltmp1:
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.Lfunc_end0:
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.size _Z3barm, .Lfunc_end0-_Z3barm
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.cfi_endproc
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# -- End function
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.globl main # -- Begin function main
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.p2align 4, 0x90
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.type main,@function
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main: # @main
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.Lfunc_begin1:
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.loc 1 6 0 is_stmt 1 # dwarf-inline-range.cpp:6:0
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.cfi_startproc
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# %bb.0:
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#DEBUG_VALUE: main:argc <- $edi
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#DEBUG_VALUE: main:argv <- $rsi
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#DEBUG_VALUE: bar:i <- [DW_OP_LLVM_convert 32 5, DW_OP_LLVM_convert 64 5, DW_OP_stack_value] $edi
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.loc 1 2 3 prologue_end # dwarf-inline-range.cpp:2:3
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#APP
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nopw %cs:(%rax,%rax)
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#NO_APP
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.Ltmp2:
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#DEBUG_VALUE: bar:i <- [DW_OP_LLVM_convert 32 5, DW_OP_LLVM_convert 64 5, DW_OP_plus_uconst 1, DW_OP_stack_value] undef
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.loc 1 8 3 # dwarf-inline-range.cpp:8:3
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xorl %eax, %eax
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retq
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.Ltmp3:
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.Lfunc_end1:
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.size main, .Lfunc_end1-main
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.cfi_endproc
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# -- End function
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.section .debug_loc,"",@progbits
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.Ldebug_loc0:
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.quad .Lfunc_begin0-.Lfunc_begin0
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.quad .Ltmp0-.Lfunc_begin0
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.short 1 # Loc expr size
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.byte 85 # DW_OP_reg5
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.quad .Ltmp0-.Lfunc_begin0
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.quad .Lfunc_end0-.Lfunc_begin0
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.short 1 # Loc expr size
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.byte 80 # DW_OP_reg0
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.quad 0
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.quad 0
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.Ldebug_loc1:
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.quad .Lfunc_begin1-.Lfunc_begin0
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.quad .Ltmp2-.Lfunc_begin0
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.short 21 # Loc expr size
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.byte 117 # DW_OP_breg5
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.byte 0 # 0
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.byte 16 # DW_OP_constu
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.byte 255 # 4294967295
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.byte 255 #
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.byte 255 #
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.byte 255 #
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.byte 15 #
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.byte 26 # DW_OP_and
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.byte 18 # DW_OP_dup
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.byte 16 # DW_OP_constu
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.byte 31 # 31
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.byte 37 # DW_OP_shr
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.byte 48 # DW_OP_lit0
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.byte 32 # DW_OP_not
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.byte 30 # DW_OP_mul
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.byte 16 # DW_OP_constu
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.byte 32 # 32
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.byte 36 # DW_OP_shl
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.byte 33 # DW_OP_or
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.byte 159 # DW_OP_stack_value
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.quad 0
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.quad 0
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.section .debug_abbrev,"",@progbits
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.byte 1 # Abbreviation Code
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.byte 17 # DW_TAG_compile_unit
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.byte 1 # DW_CHILDREN_yes
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.byte 37 # DW_AT_producer
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.byte 14 # DW_FORM_strp
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.byte 19 # DW_AT_language
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.byte 5 # DW_FORM_data2
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.byte 3 # DW_AT_name
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.byte 14 # DW_FORM_strp
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.byte 16 # DW_AT_stmt_list
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.byte 23 # DW_FORM_sec_offset
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.byte 27 # DW_AT_comp_dir
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.byte 14 # DW_FORM_strp
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.byte 17 # DW_AT_low_pc
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.byte 1 # DW_FORM_addr
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.byte 18 # DW_AT_high_pc
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.byte 6 # DW_FORM_data4
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.byte 0 # EOM(1)
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.byte 0 # EOM(2)
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.byte 2 # Abbreviation Code
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.byte 46 # DW_TAG_subprogram
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.byte 1 # DW_CHILDREN_yes
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.byte 17 # DW_AT_low_pc
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.byte 1 # DW_FORM_addr
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.byte 18 # DW_AT_high_pc
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.byte 6 # DW_FORM_data4
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.byte 64 # DW_AT_frame_base
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.byte 24 # DW_FORM_exprloc
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.ascii "\227B" # DW_AT_GNU_all_call_sites
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.byte 25 # DW_FORM_flag_present
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.byte 49 # DW_AT_abstract_origin
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.byte 19 # DW_FORM_ref4
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.byte 0 # EOM(1)
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.byte 0 # EOM(2)
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.byte 3 # Abbreviation Code
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.byte 5 # DW_TAG_formal_parameter
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.byte 0 # DW_CHILDREN_no
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.byte 2 # DW_AT_location
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.byte 23 # DW_FORM_sec_offset
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.byte 49 # DW_AT_abstract_origin
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.byte 19 # DW_FORM_ref4
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.byte 0 # EOM(1)
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.byte 0 # EOM(2)
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.byte 4 # Abbreviation Code
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.byte 46 # DW_TAG_subprogram
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.byte 1 # DW_CHILDREN_yes
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.byte 110 # DW_AT_linkage_name
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.byte 14 # DW_FORM_strp
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.byte 3 # DW_AT_name
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.byte 14 # DW_FORM_strp
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.byte 58 # DW_AT_decl_file
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.byte 11 # DW_FORM_data1
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.byte 59 # DW_AT_decl_line
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.byte 11 # DW_FORM_data1
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.byte 73 # DW_AT_type
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.byte 19 # DW_FORM_ref4
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.byte 63 # DW_AT_external
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.byte 25 # DW_FORM_flag_present
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.byte 32 # DW_AT_inline
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.byte 11 # DW_FORM_data1
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.byte 0 # EOM(1)
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.byte 0 # EOM(2)
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.byte 5 # Abbreviation Code
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.byte 5 # DW_TAG_formal_parameter
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.byte 0 # DW_CHILDREN_no
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.byte 3 # DW_AT_name
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.byte 14 # DW_FORM_strp
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.byte 58 # DW_AT_decl_file
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.byte 11 # DW_FORM_data1
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.byte 59 # DW_AT_decl_line
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.byte 11 # DW_FORM_data1
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.byte 73 # DW_AT_type
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.byte 19 # DW_FORM_ref4
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.byte 0 # EOM(1)
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.byte 0 # EOM(2)
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.byte 6 # Abbreviation Code
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.byte 36 # DW_TAG_base_type
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.byte 0 # DW_CHILDREN_no
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.byte 3 # DW_AT_name
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.byte 14 # DW_FORM_strp
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.byte 62 # DW_AT_encoding
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.byte 11 # DW_FORM_data1
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.byte 11 # DW_AT_byte_size
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.byte 11 # DW_FORM_data1
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.byte 0 # EOM(1)
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.byte 0 # EOM(2)
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.byte 7 # Abbreviation Code
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.byte 46 # DW_TAG_subprogram
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.byte 1 # DW_CHILDREN_yes
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.byte 17 # DW_AT_low_pc
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.byte 1 # DW_FORM_addr
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.byte 18 # DW_AT_high_pc
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.byte 6 # DW_FORM_data4
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.byte 64 # DW_AT_frame_base
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.byte 24 # DW_FORM_exprloc
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.ascii "\227B" # DW_AT_GNU_all_call_sites
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.byte 25 # DW_FORM_flag_present
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.byte 3 # DW_AT_name
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.byte 14 # DW_FORM_strp
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.byte 58 # DW_AT_decl_file
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.byte 11 # DW_FORM_data1
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.byte 59 # DW_AT_decl_line
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.byte 11 # DW_FORM_data1
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.byte 73 # DW_AT_type
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.byte 19 # DW_FORM_ref4
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.byte 63 # DW_AT_external
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.byte 25 # DW_FORM_flag_present
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.byte 0 # EOM(1)
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.byte 0 # EOM(2)
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.byte 8 # Abbreviation Code
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.byte 5 # DW_TAG_formal_parameter
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.byte 0 # DW_CHILDREN_no
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.byte 2 # DW_AT_location
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.byte 24 # DW_FORM_exprloc
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.byte 3 # DW_AT_name
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.byte 14 # DW_FORM_strp
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.byte 58 # DW_AT_decl_file
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.byte 11 # DW_FORM_data1
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.byte 59 # DW_AT_decl_line
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.byte 11 # DW_FORM_data1
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.byte 73 # DW_AT_type
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.byte 19 # DW_FORM_ref4
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.byte 0 # EOM(1)
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.byte 0 # EOM(2)
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.byte 9 # Abbreviation Code
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.byte 29 # DW_TAG_inlined_subroutine
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.byte 1 # DW_CHILDREN_yes
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.byte 49 # DW_AT_abstract_origin
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.byte 19 # DW_FORM_ref4
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.byte 17 # DW_AT_low_pc
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.byte 1 # DW_FORM_addr
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.byte 18 # DW_AT_high_pc
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.byte 6 # DW_FORM_data4
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.byte 88 # DW_AT_call_file
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.byte 11 # DW_FORM_data1
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.byte 89 # DW_AT_call_line
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.byte 11 # DW_FORM_data1
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.byte 87 # DW_AT_call_column
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.byte 11 # DW_FORM_data1
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.byte 0 # EOM(1)
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.byte 0 # EOM(2)
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.byte 10 # Abbreviation Code
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.byte 15 # DW_TAG_pointer_type
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.byte 0 # DW_CHILDREN_no
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.byte 73 # DW_AT_type
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.byte 19 # DW_FORM_ref4
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.byte 0 # EOM(1)
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.byte 0 # EOM(2)
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.byte 0 # EOM(3)
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.section .debug_info,"",@progbits
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.Lcu_begin0:
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.long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
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.Ldebug_info_start0:
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.short 4 # DWARF version number
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.long .debug_abbrev # Offset Into Abbrev. Section
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.byte 8 # Address Size (in bytes)
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.byte 1 # Abbrev [1] 0xb:0xca DW_TAG_compile_unit
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.long .Linfo_string0 # DW_AT_producer
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.short 33 # DW_AT_language
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.long .Linfo_string1 # DW_AT_name
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.long .Lline_table_start0 # DW_AT_stmt_list
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.long .Linfo_string2 # DW_AT_comp_dir
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.quad .Lfunc_begin0 # DW_AT_low_pc
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.long .Lfunc_end1-.Lfunc_begin0 # DW_AT_high_pc
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.byte 2 # Abbrev [2] 0x2a:0x1d DW_TAG_subprogram
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.quad .Lfunc_begin0 # DW_AT_low_pc
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.long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
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.byte 1 # DW_AT_frame_base
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.byte 87
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# DW_AT_GNU_all_call_sites
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.long 71 # DW_AT_abstract_origin
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.byte 3 # Abbrev [3] 0x3d:0x9 DW_TAG_formal_parameter
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.long .Ldebug_loc0 # DW_AT_location
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.long 87 # DW_AT_abstract_origin
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.byte 0 # End Of Children Mark
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.byte 4 # Abbrev [4] 0x47:0x1c DW_TAG_subprogram
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.long .Linfo_string3 # DW_AT_linkage_name
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.long .Linfo_string4 # DW_AT_name
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.byte 1 # DW_AT_decl_file
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.byte 1 # DW_AT_decl_line
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.long 99 # DW_AT_type
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# DW_AT_external
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.byte 1 # DW_AT_inline
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.byte 5 # Abbrev [5] 0x57:0xb DW_TAG_formal_parameter
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.long .Linfo_string6 # DW_AT_name
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.byte 1 # DW_AT_decl_file
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.byte 1 # DW_AT_decl_line
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.long 99 # DW_AT_type
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.byte 0 # End Of Children Mark
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.byte 6 # Abbrev [6] 0x63:0x7 DW_TAG_base_type
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.long .Linfo_string5 # DW_AT_name
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.byte 7 # DW_AT_encoding
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.byte 8 # DW_AT_byte_size
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.byte 7 # Abbrev [7] 0x6a:0x52 DW_TAG_subprogram
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.quad .Lfunc_begin1 # DW_AT_low_pc
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.long .Lfunc_end1-.Lfunc_begin1 # DW_AT_high_pc
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.byte 1 # DW_AT_frame_base
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.byte 87
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# DW_AT_GNU_all_call_sites
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.long .Linfo_string7 # DW_AT_name
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.byte 1 # DW_AT_decl_file
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.byte 6 # DW_AT_decl_line
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.long 188 # DW_AT_type
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# DW_AT_external
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.byte 8 # Abbrev [8] 0x83:0xd DW_TAG_formal_parameter
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.byte 1 # DW_AT_location
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.byte 85
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.long .Linfo_string9 # DW_AT_name
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.byte 1 # DW_AT_decl_file
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.byte 6 # DW_AT_decl_line
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.long 188 # DW_AT_type
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.byte 8 # Abbrev [8] 0x90:0xd DW_TAG_formal_parameter
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.byte 1 # DW_AT_location
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|
.byte 84
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.long .Linfo_string10 # DW_AT_name
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.byte 1 # DW_AT_decl_file
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.byte 6 # DW_AT_decl_line
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.long 195 # DW_AT_type
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.byte 9 # Abbrev [9] 0x9d:0x1e DW_TAG_inlined_subroutine
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.long 71 # DW_AT_abstract_origin
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.quad .Lfunc_begin1 # DW_AT_low_pc
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|
.long .Ltmp2-.Lfunc_begin1 # DW_AT_high_pc
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.byte 1 # DW_AT_call_file
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.byte 7 # DW_AT_call_line
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.byte 3 # DW_AT_call_column
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.byte 3 # Abbrev [3] 0xb1:0x9 DW_TAG_formal_parameter
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.long .Ldebug_loc1 # DW_AT_location
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.long 87 # DW_AT_abstract_origin
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.byte 0 # End Of Children Mark
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.byte 0 # End Of Children Mark
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|
.byte 6 # Abbrev [6] 0xbc:0x7 DW_TAG_base_type
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.long .Linfo_string8 # DW_AT_name
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.byte 5 # DW_AT_encoding
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.byte 4 # DW_AT_byte_size
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.byte 10 # Abbrev [10] 0xc3:0x5 DW_TAG_pointer_type
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.long 200 # DW_AT_type
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.byte 10 # Abbrev [10] 0xc8:0x5 DW_TAG_pointer_type
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.long 205 # DW_AT_type
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|
.byte 6 # Abbrev [6] 0xcd:0x7 DW_TAG_base_type
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|
.long .Linfo_string11 # DW_AT_name
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.byte 6 # DW_AT_encoding
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.byte 1 # DW_AT_byte_size
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.byte 0 # End Of Children Mark
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.Ldebug_info_end0:
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.section .debug_str,"MS",@progbits,1
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.Linfo_string0:
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|
.asciz "clang version 15"
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|
.Linfo_string1:
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|
.asciz "dwarf-inline-range.cpp" # string offset=69
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|
.Linfo_string2:
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|
.asciz "." # string offset=92
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|
.Linfo_string3:
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|
.asciz "_Z3barm" # string offset=112
|
|
.Linfo_string4:
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|
.asciz "bar" # string offset=120
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|
.Linfo_string5:
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|
.asciz "unsigned long" # string offset=124
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|
.Linfo_string6:
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|
.asciz "i" # string offset=138
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|
.Linfo_string7:
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|
.asciz "main" # string offset=140
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|
.Linfo_string8:
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|
.asciz "int" # string offset=145
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|
.Linfo_string9:
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|
.asciz "argc" # string offset=149
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|
.Linfo_string10:
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.asciz "argv" # string offset=154
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.Linfo_string11:
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.asciz "char" # string offset=159
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.ident "clang version 15"
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.section ".note.GNU-stack","",@progbits
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.addrsig
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.section .debug_line,"",@progbits
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.Lline_table_start0:
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