forked from OSchip/llvm-project
462 lines
21 KiB
ArmAsm
462 lines
21 KiB
ArmAsm
# REQUIRES: system-linux
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# RUN: llvm-mc -dwarf-version=5 -filetype=obj -triple x86_64-unknown-linux %s -o %tmain.o
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# RUN: %clang %cflags -dwarf-5 %tmain.o -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 --show-form --verbose --debug-info %t.exe | FileCheck --check-prefix=PRECHECK %s
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# RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt | FileCheck --check-prefix=POSTCHECK %s
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# This test checks that we correctly encode new index into .debug_addr section
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# from DW_AT_location [DW_FORM_exprloc] (DW_OP_addrx 0x#)
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# PRECHECK: version = 0x0005
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# PRECHECK: DW_TAG_variable
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# PRECHECK: DW_AT_location [DW_FORM_exprloc] (DW_OP_addrx 0x0)
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# PRECHECK: DW_TAG_variable
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# PRECHECK: DW_AT_location [DW_FORM_exprloc] (DW_OP_addrx 0x1)
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# PRECHECK-EMPTY:
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# POSTCHECK: version = 0x0005
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# POSTCHECK: DW_TAG_variable
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# POSTCHECK: DW_AT_location [DW_FORM_exprloc] (DW_OP_addrx 0x3)
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# POSTCHECK-EMPTY:
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# POSTCHECK: DW_TAG_variable
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# POSTCHECK: DW_AT_location [DW_FORM_exprloc] (DW_OP_addrx 0x4)
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# POSTCHECK-EMPTY:
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# clang++ main.cpp -g -O2
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# void use(int * x, int * y) {
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# *x += 4;
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# *y -= 2;
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# }
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#
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# int x = 0;
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# int y = 1;
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# int main(int argc, char *argv[]) {
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# x = argc;
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# y = argc + 3;
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# use(&x, &y);
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# return x + y;
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# }
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.text
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.file "main.cpp"
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.file 0 "/testLocExprLoc" "main.cpp" md5 0xd4fd79ce0087c4cefd089752bf2182c6
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.globl _Z3usePiS_ # -- Begin function _Z3usePiS_
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.p2align 4, 0x90
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.type _Z3usePiS_,@function
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_Z3usePiS_: # @_Z3usePiS_
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.Lfunc_begin0:
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.loc 0 1 0 # main.cpp:1:0
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.cfi_startproc
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# %bb.0: # %entry
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#DEBUG_VALUE: use:x <- $rdi
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#DEBUG_VALUE: use:y <- $rsi
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.loc 0 2 4 prologue_end # main.cpp:2:4
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addl $4, (%rdi)
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.loc 0 3 4 # main.cpp:3:4
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addl $-2, (%rsi)
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.loc 0 4 1 # main.cpp:4:1
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retq
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.Ltmp0:
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.Lfunc_end0:
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.size _Z3usePiS_, .Lfunc_end0-_Z3usePiS_
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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 0 8 0 # main.cpp:8:0
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.cfi_startproc
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# %bb.0: # %entry
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#DEBUG_VALUE: main:argc <- $edi
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#DEBUG_VALUE: main:argv <- $rsi
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# kill: def $edi killed $edi def $rdi
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.loc 0 2 4 prologue_end # main.cpp:2:4
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leal 4(%rdi), %eax
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movl %eax, x(%rip)
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.Ltmp1:
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#DEBUG_VALUE: use:x <- undef
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.loc 0 3 4 # main.cpp:3:4
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leal 1(%rdi), %eax
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movl %eax, y(%rip)
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.Ltmp2:
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#DEBUG_VALUE: use:y <- undef
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.loc 0 12 13 # main.cpp:12:13
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leal (%rdi,%rdi), %eax
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addl $5, %eax
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.loc 0 12 4 is_stmt 0 # main.cpp:12:4
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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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.type x,@object # @x
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.bss
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.globl x
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.p2align 2
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x:
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.long 0 # 0x0
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.size x, 4
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.type y,@object # @y
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.data
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.globl y
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.p2align 2
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y:
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.long 1 # 0x1
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.size y, 4
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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 37 # DW_FORM_strx1
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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 37 # DW_FORM_strx1
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.byte 114 # DW_AT_str_offsets_base
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.byte 23 # DW_FORM_sec_offset
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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 37 # DW_FORM_strx1
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.byte 17 # DW_AT_low_pc
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.byte 27 # DW_FORM_addrx
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.byte 18 # DW_AT_high_pc
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.byte 6 # DW_FORM_data4
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.byte 115 # DW_AT_addr_base
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.byte 23 # DW_FORM_sec_offset
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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 52 # DW_TAG_variable
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.byte 0 # DW_CHILDREN_no
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.byte 3 # DW_AT_name
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.byte 37 # DW_FORM_strx1
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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 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 2 # DW_AT_location
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.byte 24 # DW_FORM_exprloc
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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 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 37 # DW_FORM_strx1
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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 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 17 # DW_AT_low_pc
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.byte 27 # DW_FORM_addrx
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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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.byte 122 # DW_AT_call_all_calls
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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 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 2 # DW_AT_location
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.byte 24 # DW_FORM_exprloc
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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 6 # 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 37 # DW_FORM_strx1
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.byte 3 # DW_AT_name
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.byte 37 # DW_FORM_strx1
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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 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 33 # DW_FORM_implicit_const
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.byte 1
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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 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 37 # DW_FORM_strx1
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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 8 # 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 9 # 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 27 # DW_FORM_addrx
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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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.byte 122 # DW_AT_call_all_calls
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.byte 25 # DW_FORM_flag_present
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.byte 3 # DW_AT_name
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.byte 37 # DW_FORM_strx1
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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 10 # 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 37 # DW_FORM_strx1
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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 11 # Abbreviation Code
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.byte 29 # DW_TAG_inlined_subroutine
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.byte 0 # DW_CHILDREN_no
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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 27 # DW_FORM_addrx
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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 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 5 # DWARF version number
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.byte 1 # DWARF Unit Type
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.byte 8 # Address Size (in bytes)
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.long .debug_abbrev # Offset Into Abbrev. Section
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.byte 1 # Abbrev [1] 0xc:0xa7 DW_TAG_compile_unit
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.byte 0 # DW_AT_producer
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.short 33 # DW_AT_language
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.byte 1 # DW_AT_name
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.long .Lstr_offsets_base0 # DW_AT_str_offsets_base
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.long .Lline_table_start0 # DW_AT_stmt_list
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.byte 2 # DW_AT_comp_dir
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.byte 2 # DW_AT_low_pc
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.long .Lfunc_end1-.Lfunc_begin0 # DW_AT_high_pc
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.long .Laddr_table_base0 # DW_AT_addr_base
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.byte 2 # Abbrev [2] 0x23:0xb DW_TAG_variable
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.byte 3 # DW_AT_name
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.long 46 # DW_AT_type
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# DW_AT_external
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.byte 0 # DW_AT_decl_file
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.byte 6 # DW_AT_decl_line
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.byte 2 # DW_AT_location
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.byte 161
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.byte 0
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.byte 3 # Abbrev [3] 0x2e:0x4 DW_TAG_base_type
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.byte 4 # 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 2 # Abbrev [2] 0x32:0xb DW_TAG_variable
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.byte 5 # DW_AT_name
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.long 46 # DW_AT_type
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# DW_AT_external
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.byte 0 # DW_AT_decl_file
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.byte 7 # DW_AT_decl_line
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.byte 2 # DW_AT_location
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.byte 161
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.byte 1
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.byte 4 # Abbrev [4] 0x3d:0x1b DW_TAG_subprogram
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.byte 2 # 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_call_all_calls
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.long 88 # DW_AT_abstract_origin
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.byte 5 # Abbrev [5] 0x49:0x7 DW_TAG_formal_parameter
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.byte 1 # DW_AT_location
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.byte 85
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.long 93 # DW_AT_abstract_origin
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.byte 5 # Abbrev [5] 0x50:0x7 DW_TAG_formal_parameter
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.byte 1 # DW_AT_location
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.byte 84
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.long 101 # DW_AT_abstract_origin
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.byte 0 # End Of Children Mark
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.byte 6 # Abbrev [6] 0x58:0x16 DW_TAG_subprogram
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.byte 6 # DW_AT_linkage_name
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.byte 7 # DW_AT_name
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.byte 0 # DW_AT_decl_file
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.byte 1 # DW_AT_decl_line
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# DW_AT_external
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# DW_AT_inline
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.byte 7 # Abbrev [7] 0x5d:0x8 DW_TAG_formal_parameter
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.byte 3 # DW_AT_name
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.byte 0 # DW_AT_decl_file
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.byte 1 # DW_AT_decl_line
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.long 110 # DW_AT_type
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.byte 7 # Abbrev [7] 0x65:0x8 DW_TAG_formal_parameter
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.byte 5 # DW_AT_name
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.byte 0 # DW_AT_decl_file
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.byte 1 # DW_AT_decl_line
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.long 110 # DW_AT_type
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.byte 0 # End Of Children Mark
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.byte 8 # Abbrev [8] 0x6e:0x5 DW_TAG_pointer_type
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.long 46 # DW_AT_type
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.byte 9 # Abbrev [9] 0x73:0x31 DW_TAG_subprogram
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.byte 3 # 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_call_all_calls
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.byte 8 # DW_AT_name
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.byte 0 # DW_AT_decl_file
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.byte 8 # DW_AT_decl_line
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.long 46 # DW_AT_type
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# DW_AT_external
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.byte 10 # Abbrev [10] 0x82:0xa DW_TAG_formal_parameter
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.byte 1 # DW_AT_location
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.byte 85
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.byte 9 # DW_AT_name
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.byte 0 # DW_AT_decl_file
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.byte 8 # DW_AT_decl_line
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.long 46 # DW_AT_type
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.byte 10 # Abbrev [10] 0x8c:0xa DW_TAG_formal_parameter
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.byte 1 # DW_AT_location
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.byte 84
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.byte 10 # DW_AT_name
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.byte 0 # DW_AT_decl_file
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.byte 8 # DW_AT_decl_line
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.long 164 # DW_AT_type
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.byte 11 # Abbrev [11] 0x96:0xd DW_TAG_inlined_subroutine
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.long 88 # DW_AT_abstract_origin
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.byte 3 # DW_AT_low_pc
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.long .Ltmp2-.Lfunc_begin1 # DW_AT_high_pc
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.byte 0 # DW_AT_call_file
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.byte 11 # DW_AT_call_line
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.byte 4 # DW_AT_call_column
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.byte 0 # End Of Children Mark
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.byte 8 # Abbrev [8] 0xa4:0x5 DW_TAG_pointer_type
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.long 169 # DW_AT_type
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.byte 8 # Abbrev [8] 0xa9:0x5 DW_TAG_pointer_type
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.long 174 # DW_AT_type
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.byte 3 # Abbrev [3] 0xae:0x4 DW_TAG_base_type
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.byte 11 # 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_offsets,"",@progbits
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.long 52 # Length of String Offsets Set
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.short 5
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.short 0
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.Lstr_offsets_base0:
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.section .debug_str,"MS",@progbits,1
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.Linfo_string0:
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.asciz "clang version 15.0.0" # string offset=0
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.Linfo_string1:
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.asciz "main.cpp" # string offset=134
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.Linfo_string2:
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.asciz "/testLocExprLoc" # string offset=143
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.Linfo_string3:
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.asciz "x" # string offset=195
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.Linfo_string4:
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.asciz "int" # string offset=197
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.Linfo_string5:
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.asciz "y" # string offset=201
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.Linfo_string6:
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.asciz "_Z3usePiS_" # string offset=203
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.Linfo_string7:
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.asciz "use" # string offset=214
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.Linfo_string8:
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.asciz "main" # string offset=218
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.Linfo_string9:
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.asciz "argc" # string offset=223
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.Linfo_string10:
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.asciz "argv" # string offset=228
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.Linfo_string11:
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.asciz "char" # string offset=233
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.section .debug_str_offsets,"",@progbits
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.long .Linfo_string0
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.long .Linfo_string1
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.long .Linfo_string2
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.long .Linfo_string3
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.long .Linfo_string4
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.long .Linfo_string5
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.long .Linfo_string6
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.long .Linfo_string7
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.long .Linfo_string8
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.long .Linfo_string9
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.long .Linfo_string10
|
|
.long .Linfo_string11
|
|
.section .debug_addr,"",@progbits
|
|
.long .Ldebug_addr_end0-.Ldebug_addr_start0 # Length of contribution
|
|
.Ldebug_addr_start0:
|
|
.short 5 # DWARF version number
|
|
.byte 8 # Address size
|
|
.byte 0 # Segment selector size
|
|
.Laddr_table_base0:
|
|
.quad x
|
|
.quad y
|
|
.quad .Lfunc_begin0
|
|
.quad .Lfunc_begin1
|
|
.Ldebug_addr_end0:
|
|
.ident "clang version 15.0.0"
|
|
.section ".note.GNU-stack","",@progbits
|
|
.addrsig
|
|
.section .debug_line,"",@progbits
|
|
.Lline_table_start0:
|