# Regression test for: # - DW_AT_ranges not being read properly # clang test.cpp --target=i686-pc-linux -g -O2 # 01 # 02 float foo(float a) { # 03 return a+a; # 04 } # 05 # 06 int main(int argc, char **argv) { # 07 float my_var = argc; # 08 for (int i = 0; i < 4; i++) { # 09 float my_local_var = (float)argv[i][0]; # 10 my_var += foo(my_local_var); # 11 } # 12 return (int)my_var; # 13 } # REQUIRES: x86-registered-target # RUN: llvm-mc %s -triple=i686-pc-linux -filetype=obj -o - | \ # RUN: llvm-debuginfo-analyzer --attribute=all \ # RUN: --print=all \ # RUN: --output-sort=offset \ # RUN: - | \ # RUN: FileCheck %s # Make sure these two ranges are present and point to the correct offsets # CHECK: [006] {Range} Lines 3:10 [0x0000000055:0x0000000058] # CHECK: [006] {Range} Lines 3:10 [0x0000000088:0x000000008b] .file "test.cpp" .file 0 "F:\\llvm-project" "test.cpp" .text .globl _Z3foof # -- Begin function _Z3foof .p2align 4 .type _Z3foof,@function _Z3foof: # @_Z3foof .Lfunc_begin0: .loc 0 2 0 .cfi_startproc # %bb.0: # %entry pushl %eax .cfi_def_cfa_offset 8 .Ltmp0: #DEBUG_VALUE: foo:a <- [DW_OP_plus_uconst 8] [$esp+0] movss 8(%esp), %xmm0 # xmm0 = mem[0],zero,zero,zero .Ltmp1: .loc 0 3 11 prologue_end addss %xmm0, %xmm0 .loc 0 3 3 is_stmt 0 movss %xmm0, (%esp) flds (%esp) .loc 0 3 3 epilogue_begin popl %eax .cfi_def_cfa_offset 4 retl .Ltmp2: .Lfunc_end0: .size _Z3foof, .Lfunc_end0-_Z3foof .cfi_endproc # -- End function .globl main # -- Begin function main .p2align 4 .type main,@function main: # @main .Lfunc_begin1: .loc 0 6 0 is_stmt 1 .cfi_startproc # %bb.0: # %entry #DEBUG_VALUE: main:argc <- [DW_OP_plus_uconst 4] [$esp+0] #DEBUG_VALUE: main:argv <- [DW_OP_plus_uconst 8] [$esp+0] movl 8(%esp), %eax .Ltmp3: .loc 0 7 18 prologue_end cvtsi2ssl 4(%esp), %xmm2 .Ltmp4: #DEBUG_VALUE: main:my_var <- $xmm2 #DEBUG_VALUE: i <- 0 .loc 0 9 33 movl (%eax), %ecx .Ltmp5: #DEBUG_VALUE: i <- 1 movl 4(%eax), %edx movzbl (%ecx), %ecx shll $8, %ecx pxor %xmm0, %xmm0 pxor %xmm1, %xmm1 pinsrw $1, %ecx, %xmm1 movzbl (%edx), %ecx shll $8, %ecx pinsrw $3, %ecx, %xmm1 psrad $24, %xmm1 cvtdq2ps %xmm1, %xmm1 .Ltmp6: .loc 0 3 11 addps %xmm1, %xmm1 .Ltmp7: .loc 0 10 12 addss %xmm1, %xmm2 .Ltmp8: #DEBUG_VALUE: main:my_var <- $xmm2 shufps $85, %xmm1, %xmm1 # xmm1 = xmm1[1,1,1,1] addss %xmm2, %xmm1 .Ltmp9: #DEBUG_VALUE: main:my_var <- $xmm1 #DEBUG_VALUE: i <- 2 .loc 0 9 33 movl 8(%eax), %ecx .Ltmp10: #DEBUG_VALUE: i <- 3 movl 12(%eax), %eax movzbl (%ecx), %ecx shll $8, %ecx pinsrw $1, %ecx, %xmm0 movzbl (%eax), %eax shll $8, %eax pinsrw $3, %eax, %xmm0 psrad $24, %xmm0 cvtdq2ps %xmm0, %xmm0 .Ltmp11: .loc 0 3 11 addps %xmm0, %xmm0 .Ltmp12: .loc 0 10 12 addss %xmm0, %xmm1 .Ltmp13: #DEBUG_VALUE: main:my_var <- $xmm1 shufps $85, %xmm0, %xmm0 # xmm0 = xmm0[1,1,1,1] addss %xmm1, %xmm0 .Ltmp14: #DEBUG_VALUE: main:my_var <- $xmm0 #DEBUG_VALUE: i <- 4 .loc 0 12 15 cvttss2si %xmm0, %eax .loc 0 12 3 is_stmt 0 retl .Ltmp15: .Lfunc_end1: .size main, .Lfunc_end1-main .cfi_endproc # -- End function .section .debug_loclists,"",@progbits .long .Ldebug_list_header_end0-.Ldebug_list_header_start0 # Length .Ldebug_list_header_start0: .short 5 # Version .byte 4 # Address size .byte 0 # Segment selector size .long 2 # Offset entry count .Lloclists_table_base0: .long .Ldebug_loc0-.Lloclists_table_base0 .long .Ldebug_loc1-.Lloclists_table_base0 .Ldebug_loc0: .byte 4 # DW_LLE_offset_pair .uleb128 .Ltmp4-.Lfunc_begin0 # starting offset .uleb128 .Ltmp9-.Lfunc_begin0 # ending offset .byte 1 # Loc expr size .byte 103 # DW_OP_reg23 .byte 4 # DW_LLE_offset_pair .uleb128 .Ltmp9-.Lfunc_begin0 # starting offset .uleb128 .Ltmp14-.Lfunc_begin0 # ending offset .byte 1 # Loc expr size .byte 102 # DW_OP_reg22 .byte 4 # DW_LLE_offset_pair .uleb128 .Ltmp14-.Lfunc_begin0 # starting offset .uleb128 .Lfunc_end1-.Lfunc_begin0 # ending offset .byte 1 # Loc expr size .byte 101 # DW_OP_reg21 .byte 0 # DW_LLE_end_of_list .Ldebug_loc1: .byte 4 # DW_LLE_offset_pair .uleb128 .Ltmp4-.Lfunc_begin0 # starting offset .uleb128 .Ltmp5-.Lfunc_begin0 # ending offset .byte 3 # Loc expr size .byte 17 # DW_OP_consts .byte 0 # 0 .byte 159 # DW_OP_stack_value .byte 4 # DW_LLE_offset_pair .uleb128 .Ltmp5-.Lfunc_begin0 # starting offset .uleb128 .Ltmp9-.Lfunc_begin0 # ending offset .byte 3 # Loc expr size .byte 17 # DW_OP_consts .byte 1 # 1 .byte 159 # DW_OP_stack_value .byte 4 # DW_LLE_offset_pair .uleb128 .Ltmp9-.Lfunc_begin0 # starting offset .uleb128 .Ltmp10-.Lfunc_begin0 # ending offset .byte 3 # Loc expr size .byte 17 # DW_OP_consts .byte 2 # 2 .byte 159 # DW_OP_stack_value .byte 4 # DW_LLE_offset_pair .uleb128 .Ltmp10-.Lfunc_begin0 # starting offset .uleb128 .Ltmp14-.Lfunc_begin0 # ending offset .byte 3 # Loc expr size .byte 17 # DW_OP_consts .byte 3 # 3 .byte 159 # DW_OP_stack_value .byte 4 # DW_LLE_offset_pair .uleb128 .Ltmp14-.Lfunc_begin0 # starting offset .uleb128 .Lfunc_end1-.Lfunc_begin0 # ending offset .byte 3 # Loc expr size .byte 17 # DW_OP_consts .byte 4 # 4 .byte 159 # DW_OP_stack_value .byte 0 # DW_LLE_end_of_list .Ldebug_list_header_end0: .section .debug_abbrev,"",@progbits .byte 1 # Abbreviation Code .byte 17 # DW_TAG_compile_unit .byte 1 # DW_CHILDREN_yes .byte 37 # DW_AT_producer .byte 37 # DW_FORM_strx1 .byte 19 # DW_AT_language .byte 5 # DW_FORM_data2 .byte 3 # DW_AT_name .byte 37 # DW_FORM_strx1 .byte 114 # DW_AT_str_offsets_base .byte 23 # DW_FORM_sec_offset .byte 16 # DW_AT_stmt_list .byte 23 # DW_FORM_sec_offset .byte 27 # DW_AT_comp_dir .byte 37 # DW_FORM_strx1 .byte 17 # DW_AT_low_pc .byte 27 # DW_FORM_addrx .byte 18 # DW_AT_high_pc .byte 6 # DW_FORM_data4 .byte 115 # DW_AT_addr_base .byte 23 # DW_FORM_sec_offset .byte 116 # DW_AT_rnglists_base .byte 23 # DW_FORM_sec_offset .ascii "\214\001" # DW_AT_loclists_base .byte 23 # DW_FORM_sec_offset .byte 0 # EOM(1) .byte 0 # EOM(2) .byte 2 # Abbreviation Code .byte 36 # DW_TAG_base_type .byte 0 # DW_CHILDREN_no .byte 3 # DW_AT_name .byte 37 # DW_FORM_strx1 .byte 62 # DW_AT_encoding .byte 11 # DW_FORM_data1 .byte 11 # DW_AT_byte_size .byte 11 # DW_FORM_data1 .byte 0 # EOM(1) .byte 0 # EOM(2) .byte 3 # Abbreviation Code .byte 46 # DW_TAG_subprogram .byte 1 # DW_CHILDREN_yes .byte 17 # DW_AT_low_pc .byte 27 # DW_FORM_addrx .byte 18 # DW_AT_high_pc .byte 6 # DW_FORM_data4 .byte 64 # DW_AT_frame_base .byte 24 # DW_FORM_exprloc .byte 122 # DW_AT_call_all_calls .byte 25 # DW_FORM_flag_present .byte 49 # DW_AT_abstract_origin .byte 19 # DW_FORM_ref4 .byte 0 # EOM(1) .byte 0 # EOM(2) .byte 4 # Abbreviation Code .byte 5 # DW_TAG_formal_parameter .byte 0 # DW_CHILDREN_no .byte 2 # DW_AT_location .byte 24 # DW_FORM_exprloc .byte 49 # DW_AT_abstract_origin .byte 19 # DW_FORM_ref4 .byte 0 # EOM(1) .byte 0 # EOM(2) .byte 5 # Abbreviation Code .byte 46 # DW_TAG_subprogram .byte 1 # DW_CHILDREN_yes .byte 110 # DW_AT_linkage_name .byte 37 # DW_FORM_strx1 .byte 3 # DW_AT_name .byte 37 # DW_FORM_strx1 .byte 58 # DW_AT_decl_file .byte 11 # DW_FORM_data1 .byte 59 # DW_AT_decl_line .byte 11 # DW_FORM_data1 .byte 73 # DW_AT_type .byte 19 # DW_FORM_ref4 .byte 63 # DW_AT_external .byte 25 # DW_FORM_flag_present .byte 32 # DW_AT_inline .byte 33 # DW_FORM_implicit_const .byte 1 .byte 0 # EOM(1) .byte 0 # EOM(2) .byte 6 # Abbreviation Code .byte 5 # DW_TAG_formal_parameter .byte 0 # DW_CHILDREN_no .byte 3 # DW_AT_name .byte 37 # DW_FORM_strx1 .byte 58 # DW_AT_decl_file .byte 11 # DW_FORM_data1 .byte 59 # DW_AT_decl_line .byte 11 # DW_FORM_data1 .byte 73 # DW_AT_type .byte 19 # DW_FORM_ref4 .byte 0 # EOM(1) .byte 0 # EOM(2) .byte 7 # Abbreviation Code .byte 46 # DW_TAG_subprogram .byte 1 # DW_CHILDREN_yes .byte 17 # DW_AT_low_pc .byte 27 # DW_FORM_addrx .byte 18 # DW_AT_high_pc .byte 6 # DW_FORM_data4 .byte 64 # DW_AT_frame_base .byte 24 # DW_FORM_exprloc .byte 122 # DW_AT_call_all_calls .byte 25 # DW_FORM_flag_present .byte 3 # DW_AT_name .byte 37 # DW_FORM_strx1 .byte 58 # DW_AT_decl_file .byte 11 # DW_FORM_data1 .byte 59 # DW_AT_decl_line .byte 11 # DW_FORM_data1 .byte 73 # DW_AT_type .byte 19 # DW_FORM_ref4 .byte 63 # DW_AT_external .byte 25 # DW_FORM_flag_present .byte 0 # EOM(1) .byte 0 # EOM(2) .byte 8 # Abbreviation Code .byte 5 # DW_TAG_formal_parameter .byte 0 # DW_CHILDREN_no .byte 2 # DW_AT_location .byte 24 # DW_FORM_exprloc .byte 3 # DW_AT_name .byte 37 # DW_FORM_strx1 .byte 58 # DW_AT_decl_file .byte 11 # DW_FORM_data1 .byte 59 # DW_AT_decl_line .byte 11 # DW_FORM_data1 .byte 73 # DW_AT_type .byte 19 # DW_FORM_ref4 .byte 0 # EOM(1) .byte 0 # EOM(2) .byte 9 # Abbreviation Code .byte 52 # DW_TAG_variable .byte 0 # DW_CHILDREN_no .byte 2 # DW_AT_location .byte 34 # DW_FORM_loclistx .byte 3 # DW_AT_name .byte 37 # DW_FORM_strx1 .byte 58 # DW_AT_decl_file .byte 11 # DW_FORM_data1 .byte 59 # DW_AT_decl_line .byte 11 # DW_FORM_data1 .byte 73 # DW_AT_type .byte 19 # DW_FORM_ref4 .byte 0 # EOM(1) .byte 0 # EOM(2) .byte 10 # Abbreviation Code .byte 11 # DW_TAG_lexical_block .byte 1 # DW_CHILDREN_yes .byte 17 # DW_AT_low_pc .byte 27 # DW_FORM_addrx .byte 18 # DW_AT_high_pc .byte 6 # DW_FORM_data4 .byte 0 # EOM(1) .byte 0 # EOM(2) .byte 11 # Abbreviation Code .byte 52 # DW_TAG_variable .byte 0 # DW_CHILDREN_no .byte 3 # DW_AT_name .byte 37 # DW_FORM_strx1 .byte 58 # DW_AT_decl_file .byte 11 # DW_FORM_data1 .byte 59 # DW_AT_decl_line .byte 11 # DW_FORM_data1 .byte 73 # DW_AT_type .byte 19 # DW_FORM_ref4 .byte 0 # EOM(1) .byte 0 # EOM(2) .byte 12 # Abbreviation Code .byte 29 # DW_TAG_inlined_subroutine .byte 0 # DW_CHILDREN_no .byte 49 # DW_AT_abstract_origin .byte 19 # DW_FORM_ref4 .byte 85 # DW_AT_ranges .byte 35 # DW_FORM_rnglistx .byte 88 # DW_AT_call_file .byte 11 # DW_FORM_data1 .byte 89 # DW_AT_call_line .byte 11 # DW_FORM_data1 .byte 87 # DW_AT_call_column .byte 11 # DW_FORM_data1 .byte 0 # EOM(1) .byte 0 # EOM(2) .byte 13 # Abbreviation Code .byte 15 # DW_TAG_pointer_type .byte 0 # DW_CHILDREN_no .byte 73 # DW_AT_type .byte 19 # DW_FORM_ref4 .byte 0 # EOM(1) .byte 0 # EOM(2) .byte 0 # EOM(3) .section .debug_info,"",@progbits .Lcu_begin0: .long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit .Ldebug_info_start0: .short 5 # DWARF version number .byte 1 # DWARF Unit Type .byte 4 # Address Size (in bytes) .long .debug_abbrev # Offset Into Abbrev. Section .byte 1 # Abbrev [1] 0xc:0xb4 DW_TAG_compile_unit .byte 0 # DW_AT_producer .short 33 # DW_AT_language .byte 1 # DW_AT_name .long .Lstr_offsets_base0 # DW_AT_str_offsets_base .long .Lline_table_start0 # DW_AT_stmt_list .byte 2 # DW_AT_comp_dir .byte 0 # DW_AT_low_pc .long .Lfunc_end1-.Lfunc_begin0 # DW_AT_high_pc .long .Laddr_table_base0 # DW_AT_addr_base .long .Lrnglists_table_base0 # DW_AT_rnglists_base .long .Lloclists_table_base0 # DW_AT_loclists_base .byte 2 # Abbrev [2] 0x2b:0x4 DW_TAG_base_type .byte 3 # DW_AT_name .byte 4 # DW_AT_encoding .byte 4 # DW_AT_byte_size .byte 2 # Abbrev [2] 0x2f:0x4 DW_TAG_base_type .byte 4 # DW_AT_name .byte 5 # DW_AT_encoding .byte 4 # DW_AT_byte_size .byte 3 # Abbrev [3] 0x33:0x15 DW_TAG_subprogram .byte 0 # DW_AT_low_pc .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc .byte 1 # DW_AT_frame_base .byte 84 # DW_AT_call_all_calls .long 72 # DW_AT_abstract_origin .byte 4 # Abbrev [4] 0x3f:0x8 DW_TAG_formal_parameter .byte 2 # DW_AT_location .byte 145 .byte 8 .long 81 # DW_AT_abstract_origin .byte 0 # End Of Children Mark .byte 5 # Abbrev [5] 0x48:0x12 DW_TAG_subprogram .byte 5 # DW_AT_linkage_name .byte 6 # DW_AT_name .byte 0 # DW_AT_decl_file .byte 2 # DW_AT_decl_line .long 43 # DW_AT_type # DW_AT_external # DW_AT_inline .byte 6 # Abbrev [6] 0x51:0x8 DW_TAG_formal_parameter .byte 7 # DW_AT_name .byte 0 # DW_AT_decl_file .byte 2 # DW_AT_decl_line .long 43 # DW_AT_type .byte 0 # End Of Children Mark .byte 7 # Abbrev [7] 0x5a:0x57 DW_TAG_subprogram .byte 1 # DW_AT_low_pc .long .Lfunc_end1-.Lfunc_begin1 # DW_AT_high_pc .byte 1 # DW_AT_frame_base .byte 84 # DW_AT_call_all_calls .byte 8 # DW_AT_name .byte 0 # DW_AT_decl_file .byte 6 # DW_AT_decl_line .long 47 # DW_AT_type # DW_AT_external .byte 8 # Abbrev [8] 0x69:0xb DW_TAG_formal_parameter .byte 2 # DW_AT_location .byte 145 .byte 4 .byte 9 # DW_AT_name .byte 0 # DW_AT_decl_file .byte 6 # DW_AT_decl_line .long 47 # DW_AT_type .byte 8 # Abbrev [8] 0x74:0xb DW_TAG_formal_parameter .byte 2 # DW_AT_location .byte 145 .byte 8 .byte 10 # DW_AT_name .byte 0 # DW_AT_decl_file .byte 6 # DW_AT_decl_line .long 177 # DW_AT_type .byte 9 # Abbrev [9] 0x7f:0x9 DW_TAG_variable .byte 0 # DW_AT_location .byte 12 # DW_AT_name .byte 0 # DW_AT_decl_file .byte 7 # DW_AT_decl_line .long 43 # DW_AT_type .byte 10 # Abbrev [10] 0x88:0x28 DW_TAG_lexical_block .byte 2 # DW_AT_low_pc .long .Ltmp14-.Ltmp4 # DW_AT_high_pc .byte 9 # Abbrev [9] 0x8e:0x9 DW_TAG_variable .byte 1 # DW_AT_location .byte 13 # DW_AT_name .byte 0 # DW_AT_decl_file .byte 8 # DW_AT_decl_line .long 47 # DW_AT_type .byte 10 # Abbrev [10] 0x97:0x18 DW_TAG_lexical_block .byte 2 # DW_AT_low_pc .long .Ltmp14-.Ltmp4 # DW_AT_high_pc .byte 11 # Abbrev [11] 0x9d:0x8 DW_TAG_variable .byte 14 # DW_AT_name .byte 0 # DW_AT_decl_file .byte 9 # DW_AT_decl_line .long 43 # DW_AT_type .byte 12 # Abbrev [12] 0xa5:0x9 DW_TAG_inlined_subroutine .long 72 # DW_AT_abstract_origin .byte 0 # DW_AT_ranges .byte 0 # DW_AT_call_file .byte 10 # DW_AT_call_line .byte 15 # DW_AT_call_column .byte 0 # End Of Children Mark .byte 0 # End Of Children Mark .byte 0 # End Of Children Mark .byte 13 # Abbrev [13] 0xb1:0x5 DW_TAG_pointer_type .long 182 # DW_AT_type .byte 13 # Abbrev [13] 0xb6:0x5 DW_TAG_pointer_type .long 187 # DW_AT_type .byte 2 # Abbrev [2] 0xbb:0x4 DW_TAG_base_type .byte 11 # DW_AT_name .byte 6 # DW_AT_encoding .byte 1 # DW_AT_byte_size .byte 0 # End Of Children Mark .Ldebug_info_end0: .section .debug_rnglists,"",@progbits .long .Ldebug_list_header_end1-.Ldebug_list_header_start1 # Length .Ldebug_list_header_start1: .short 5 # Version .byte 4 # Address size .byte 0 # Segment selector size .long 1 # Offset entry count .Lrnglists_table_base0: .long .Ldebug_ranges0-.Lrnglists_table_base0 .Ldebug_ranges0: .byte 4 # DW_RLE_offset_pair .uleb128 .Ltmp6-.Lfunc_begin0 # starting offset .uleb128 .Ltmp7-.Lfunc_begin0 # ending offset .byte 4 # DW_RLE_offset_pair .uleb128 .Ltmp11-.Lfunc_begin0 # starting offset .uleb128 .Ltmp12-.Lfunc_begin0 # ending offset .byte 0 # DW_RLE_end_of_list .Ldebug_list_header_end1: .section .debug_str_offsets,"",@progbits .long 64 # Length of String Offsets Set .short 5 .short 0 .Lstr_offsets_base0: .section .debug_str,"MS",@progbits,1 .Linfo_string0: .asciz "clang version 22.0.0" # string offset=0 .Linfo_string1: .asciz "test.cpp" # string offset=113 .Linfo_string2: .asciz "F:\\llvm-project" # string offset=143 .Linfo_string3: .asciz "float" # string offset=159 .Linfo_string4: .asciz "int" # string offset=165 .Linfo_string5: .asciz "_Z3foof" # string offset=169 .Linfo_string6: .asciz "foo" # string offset=177 .Linfo_string7: .asciz "a" # string offset=181 .Linfo_string8: .asciz "main" # string offset=183 .Linfo_string9: .asciz "argc" # string offset=188 .Linfo_string10: .asciz "argv" # string offset=193 .Linfo_string11: .asciz "char" # string offset=198 .Linfo_string12: .asciz "my_var" # string offset=203 .Linfo_string13: .asciz "i" # string offset=210 .Linfo_string14: .asciz "my_local_var" # string offset=212 .section .debug_str_offsets,"",@progbits .long .Linfo_string0 .long .Linfo_string1 .long .Linfo_string2 .long .Linfo_string3 .long .Linfo_string4 .long .Linfo_string5 .long .Linfo_string6 .long .Linfo_string7 .long .Linfo_string8 .long .Linfo_string9 .long .Linfo_string10 .long .Linfo_string11 .long .Linfo_string12 .long .Linfo_string13 .long .Linfo_string14 .section .debug_addr,"",@progbits .long .Ldebug_addr_end0-.Ldebug_addr_start0 # Length of contribution .Ldebug_addr_start0: .short 5 # DWARF version number .byte 4 # Address size .byte 0 # Segment selector size .Laddr_table_base0: .long .Lfunc_begin0 .long .Lfunc_begin1 .long .Ltmp4 .Ldebug_addr_end0: .ident "clang version 22.0.0" .section ".note.GNU-stack","",@progbits .section .debug_line,"",@progbits .Lline_table_start0: