[Lldb-commits] [lldb] r361759 - DWARF: Add a simple test exercising debug_loc parsing
Pavel Labath via lldb-commits
lldb-commits at lists.llvm.org
Mon May 27 06:23:23 PDT 2019
Author: labath
Date: Mon May 27 06:23:23 2019
New Revision: 361759
URL: http://llvm.org/viewvc/llvm-project?rev=361759&view=rev
Log:
DWARF: Add a simple test exercising debug_loc parsing
Added:
lldb/trunk/lit/SymbolFile/DWARF/debug_loc.s
Added: lldb/trunk/lit/SymbolFile/DWARF/debug_loc.s
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/lit/SymbolFile/DWARF/debug_loc.s?rev=361759&view=auto
==============================================================================
--- lldb/trunk/lit/SymbolFile/DWARF/debug_loc.s (added)
+++ lldb/trunk/lit/SymbolFile/DWARF/debug_loc.s Mon May 27 06:23:23 2019
@@ -0,0 +1,117 @@
+# RUN: llvm-mc -triple=x86_64-pc-linux -filetype=obj %s > %t
+# RUN: lldb %t -o "image lookup -v -a 0" -o "image lookup -v -a 2" -o exit \
+# RUN: | FileCheck %s
+
+# CHECK-LABEL: image lookup -v -a 0
+# CHECK: Variable: {{.*}}, name = "x", type = "int", location = rdi,
+
+# CHECK-LABEL: image lookup -v -a 2
+# CHECK: Variable: {{.*}}, name = "x", type = "int", location = rax,
+
+ .type f, at function
+f: # @f
+.Lfunc_begin0:
+ movl %edi, %eax
+.Ltmp0:
+ retq
+.Ltmp1:
+.Lfunc_end0:
+ .size f, .Lfunc_end0-f
+
+ .section .debug_str,"MS", at progbits,1
+.Linfo_string0:
+ .asciz "Hand-written DWARF"
+.Linfo_string3:
+ .asciz "f"
+.Linfo_string4:
+ .asciz "int"
+.Linfo_string5:
+ .asciz "x"
+
+ .section .debug_loc,"", at progbits
+.Ldebug_loc0:
+ .quad .Lfunc_begin0-.Lfunc_begin0
+ .quad .Ltmp0-.Lfunc_begin0
+ .short 1 # Loc expr size
+ .byte 85 # super-register DW_OP_reg5
+ .quad .Ltmp0-.Lfunc_begin0
+ .quad .Lfunc_end0-.Lfunc_begin0
+ .short 1 # Loc expr size
+ .byte 80 # super-register DW_OP_reg0
+ .quad 0
+ .quad 0
+
+ .section .debug_abbrev,"", at progbits
+ .byte 1 # Abbreviation Code
+ .byte 17 # DW_TAG_compile_unit
+ .byte 1 # DW_CHILDREN_yes
+ .byte 37 # DW_AT_producer
+ .byte 14 # DW_FORM_strp
+ .byte 19 # DW_AT_language
+ .byte 5 # DW_FORM_data2
+ .byte 0 # EOM(1)
+ .byte 0 # EOM(2)
+ .byte 2 # Abbreviation Code
+ .byte 46 # DW_TAG_subprogram
+ .byte 1 # DW_CHILDREN_yes
+ .byte 17 # DW_AT_low_pc
+ .byte 1 # DW_FORM_addr
+ .byte 18 # DW_AT_high_pc
+ .byte 6 # DW_FORM_data4
+ .byte 3 # DW_AT_name
+ .byte 14 # DW_FORM_strp
+ .byte 73 # DW_AT_type
+ .byte 19 # DW_FORM_ref4
+ .byte 0 # EOM(1)
+ .byte 0 # EOM(2)
+ .byte 3 # Abbreviation Code
+ .byte 5 # DW_TAG_formal_parameter
+ .byte 0 # DW_CHILDREN_no
+ .byte 2 # DW_AT_location
+ .byte 23 # DW_FORM_sec_offset
+ .byte 3 # DW_AT_name
+ .byte 14 # DW_FORM_strp
+ .byte 73 # DW_AT_type
+ .byte 19 # DW_FORM_ref4
+ .byte 0 # EOM(1)
+ .byte 0 # EOM(2)
+ .byte 4 # Abbreviation Code
+ .byte 36 # DW_TAG_base_type
+ .byte 0 # DW_CHILDREN_no
+ .byte 3 # DW_AT_name
+ .byte 14 # DW_FORM_strp
+ .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 0 # EOM(3)
+
+ .section .debug_info,"", at progbits
+.Lcu_begin0:
+ .long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
+.Ldebug_info_start0:
+ .short 4 # DWARF version number
+ .long .debug_abbrev # Offset Into Abbrev. Section
+ .byte 8 # Address Size (in bytes)
+ .byte 1 # Abbrev [1] 0xb:0x50 DW_TAG_compile_unit
+ .long .Linfo_string0 # DW_AT_producer
+ .short 12 # DW_AT_language
+ .byte 2 # Abbrev [2] 0x2a:0x29 DW_TAG_subprogram
+ .quad .Lfunc_begin0 # DW_AT_low_pc
+ .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
+ .long .Linfo_string3 # DW_AT_name
+ .long 83 # DW_AT_type
+ .byte 3 # Abbrev [3] 0x43:0xf DW_TAG_formal_parameter
+ .long .Ldebug_loc0 # DW_AT_location
+ .long .Linfo_string5 # DW_AT_name
+ .long .Lint-.Lcu_begin0 # DW_AT_type
+ .byte 0 # End Of Children Mark
+.Lint:
+ .byte 4 # Abbrev [4] 0x53:0x7 DW_TAG_base_type
+ .long .Linfo_string4 # DW_AT_name
+ .byte 5 # DW_AT_encoding
+ .byte 4 # DW_AT_byte_size
+ .byte 0 # End Of Children Mark
+.Ldebug_info_end0:
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