| // Verify that the .loc_label instruction resets the line sequence and generates |
| // the requested label at the correct position in the line stream |
| |
| // RUN: llvm-mc -filetype obj -triple x86_64 %s -o %t.o |
| // RUN: llvm-dwarfdump -v --debug-line %t.o | FileCheck %s --check-prefix=CHECK-LINE-TABLE |
| // RUN: llvm-readelf -s %t.o | FileCheck %s --check-prefix=CHECK-SYM |
| // RUN: llvm-objdump -s -j .offsets %t.o | FileCheck %s --check-prefix=CHECK-OFFSETS |
| |
| // RUN: not llvm-mc -filetype obj -triple x86_64 --defsym ERR=1 %s -o /dev/null 2>&1 | FileCheck %s --check-prefix=ERR --implicit-check-not=error: |
| // RUN: not llvm-mc -filetype obj -triple x86_64 --defsym ERR2=1 %s -o /dev/null 2>&1 | FileCheck %s --check-prefix=ERR2 --implicit-check-not=error: |
| |
| |
| |
| # CHECK-LINE-TABLE: Address Line Column File ISA Discriminator OpIndex Flags |
| # CHECK-LINE-TABLE-NEXT: ------------------ ------ ------ ------ --- ------------- ------- ------------- |
| # CHECK-LINE-TABLE-NEXT: 0x00000028: 05 DW_LNS_set_column (1) |
| # CHECK-LINE-TABLE-NEXT: 0x0000002a: 00 DW_LNE_set_address (0x0000000000000000) |
| # CHECK-LINE-TABLE-NEXT: 0x00000035: 01 DW_LNS_copy |
| # CHECK-LINE-TABLE-NEXT: 0x0000000000000000 1 1 1 0 0 0 is_stmt |
| # CHECK-LINE-TABLE-NEXT: 0x00000036: 02 DW_LNS_advance_pc (addr += 8, op-index += 0) |
| # CHECK-LINE-TABLE-NEXT: 0x00000038: 00 DW_LNE_end_sequence |
| # CHECK-LINE-TABLE-NEXT: 0x0000000000000008 1 1 1 0 0 0 is_stmt end_sequence |
| # CHECK-LINE-TABLE-NEXT: 0x0000003b: 05 DW_LNS_set_column (2) |
| # CHECK-LINE-TABLE-NEXT: 0x0000003d: 00 DW_LNE_set_address (0x0000000000000008) |
| # CHECK-LINE-TABLE-NEXT: 0x00000048: 01 DW_LNS_copy |
| # CHECK-LINE-TABLE-NEXT: 0x0000000000000008 1 2 1 0 0 0 is_stmt |
| # CHECK-LINE-TABLE-NEXT: 0x00000049: 02 DW_LNS_advance_pc (addr += 8, op-index += 0) |
| # CHECK-LINE-TABLE-NEXT: 0x0000004b: 00 DW_LNE_end_sequence |
| # CHECK-LINE-TABLE-NEXT: 0x0000000000000010 1 2 1 0 0 0 is_stmt end_sequence |
| # CHECK-LINE-TABLE-NEXT: 0x0000004e: 05 DW_LNS_set_column (3) |
| # CHECK-LINE-TABLE-NEXT: 0x00000050: 00 DW_LNE_set_address (0x0000000000000010) |
| # CHECK-LINE-TABLE-NEXT: 0x0000005b: 01 DW_LNS_copy |
| # CHECK-LINE-TABLE-NEXT: 0x0000000000000010 1 3 1 0 0 0 is_stmt |
| # CHECK-LINE-TABLE-NEXT: 0x0000005c: 02 DW_LNS_advance_pc (addr += 8, op-index += 0) |
| # CHECK-LINE-TABLE-NEXT: 0x0000005e: 00 DW_LNE_end_sequence |
| # CHECK-LINE-TABLE-NEXT: 0x0000000000000018 1 3 1 0 0 0 is_stmt end_sequence |
| # CHECK-LINE-TABLE-NEXT: 0x00000061: 05 DW_LNS_set_column (4) |
| # CHECK-LINE-TABLE-NEXT: 0x00000063: 00 DW_LNE_set_address (0x0000000000000018) |
| # CHECK-LINE-TABLE-NEXT: 0x0000006e: 01 DW_LNS_copy |
| # CHECK-LINE-TABLE-NEXT: 0x0000000000000018 1 4 1 0 0 0 is_stmt |
| # CHECK-LINE-TABLE-NEXT: 0x0000006f: 05 DW_LNS_set_column (5) |
| # CHECK-LINE-TABLE-NEXT: 0x00000071: 01 DW_LNS_copy |
| # CHECK-LINE-TABLE-NEXT: 0x0000000000000018 1 5 1 0 0 0 is_stmt |
| # CHECK-LINE-TABLE-NEXT: 0x00000072: 02 DW_LNS_advance_pc (addr += 8, op-index += 0) |
| # CHECK-LINE-TABLE-NEXT: 0x00000074: 00 DW_LNE_end_sequence |
| # CHECK-LINE-TABLE-NEXT: 0x0000000000000020 1 5 1 0 0 0 is_stmt end_sequence |
| |
| # CHECK-SYM: Symbol table '.symtab' contains 9 entries: |
| # CHECK-SYM-NEXT: Num: Value Size Type Bind Vis Ndx Name |
| # CHECK-SYM-NEXT: 0: 0000000000000000 0 NOTYPE LOCAL DEFAULT UND |
| # CHECK-SYM-NEXT: 1: 0000000000000000 0 FILE LOCAL DEFAULT ABS test.c |
| # CHECK-SYM-NEXT: 2: 0000000000000000 0 SECTION LOCAL DEFAULT 2 .text |
| # CHECK-SYM-NEXT: 3: 000000000000003b 0 NOTYPE LOCAL DEFAULT 3 my_label_02 |
| # CHECK-SYM-NEXT: 4: 000000000000004e 0 NOTYPE LOCAL DEFAULT 3 my_label_03 |
| # CHECK-SYM-NEXT: 5: 0000000000000061 0 NOTYPE LOCAL DEFAULT 3 my_label_04 |
| # CHECK-SYM-NEXT: 6: 000000000000004e 0 NOTYPE LOCAL DEFAULT 3 my_label_03.1 |
| # CHECK-SYM-NEXT: 7: 0000000000000077 0 NOTYPE LOCAL DEFAULT 3 my_label_05 |
| # CHECK-SYM-NEXT: 8: 0000000000000000 0 FUNC GLOBAL DEFAULT 2 foo |
| |
| # CHECK-OFFSETS: 0000 3b000000 4e000000 61000000 |
| |
| .text |
| .file "test.c" |
| .globl foo |
| .align 16, 0x90 |
| .type foo,@function |
| foo: |
| .Lfunc_begin0: |
| .file 1 "test.c" |
| .cfi_startproc |
| .loc 1 1 1 |
| mov %rax, 0x01 |
| .loc_label my_label_02 |
| .loc 1 1 2 |
| mov %rax, 0x02 |
| .loc 1 1 3 |
| .loc_label my_label_03 |
| .loc_label my_label_03.1 |
| mov %rax, 0x03 |
| .loc 1 1 4 |
| .loc_label my_label_04 |
| .loc 1 1 5 |
| .ifdef ERR |
| .loc_label my_label_04 |
| # ERR: [[#@LINE+1]]:13: error: expected identifier |
| .loc_label |
| # ERR: [[#@LINE+1]]:19: error: expected newline |
| .loc_label aaaa bbbb |
| .endif |
| .ifdef ERR2 |
| # ERR2: [[#@LINE+1]]:14: error: symbol 'my_label_04' is already defined |
| .loc_label my_label_04 |
| .endif |
| mov %rax, 0x04 |
| .loc_label my_label_05 |
| ret |
| .cfi_endproc |
| |
| .section .debug_line,"",@progbits |
| .Lline_table_start0: |
| |
| .section .offsets,"",@progbits |
| .long my_label_02-.Lline_table_start0 |
| .long my_label_03-.Lline_table_start0 |
| .long my_label_04-.Lline_table_start0 |
