| /* This testcase is part of GDB, the GNU debugger. |
| |
| Copyright 2016-2021 Free Software Foundation, Inc. |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program. If not, see <http://www.gnu.org/licenses/>. |
| |
| |
| This file has been generated using: |
| gcc -S -O2 -dA -g tailcall-only.c -o x86_64-tailcall-only.S */ |
| |
| .file "tailcall-only.c" |
| .text |
| .Ltext0: |
| .p2align 4,,15 |
| .type bar_1, @function |
| bar_1: |
| .LFB0: |
| .file 1 "tailcall-only.c" |
| # tailcall-only.c:22 |
| .loc 1 22 0 |
| .cfi_startproc |
| # BLOCK 2 freq:10000 seq:0 |
| # PRED: ENTRY [100.0%] (FALLTHRU) |
| # tailcall-only.c:24 |
| .loc 1 24 0 |
| movl $42, %eax |
| # SUCC: EXIT [100.0%] |
| ret |
| .cfi_endproc |
| .LFE0: |
| .size bar_1, .-bar_1 |
| .p2align 4,,15 |
| .type bar, @function |
| bar: |
| .LFB1: |
| # tailcall-only.c:28 |
| .loc 1 28 0 |
| .cfi_startproc |
| # BLOCK 2 freq:10000 seq:0 |
| # PRED: ENTRY [100.0%] (FALLTHRU) |
| # tailcall-only.c:29 |
| .loc 1 29 0 |
| jmp bar_1 |
| # SUCC: EXIT [100.0%] (ABNORMAL,SIBCALL) |
| .LVL0: |
| .cfi_endproc |
| .LFE1: |
| .size bar, .-bar |
| .p2align 4,,15 |
| .type foo_1, @function |
| foo_1: |
| .LFB2: |
| # tailcall-only.c:34 |
| .loc 1 34 0 |
| .cfi_startproc |
| # BLOCK 2 freq:10000 seq:0 |
| # PRED: ENTRY [100.0%] (FALLTHRU) |
| # tailcall-only.c:35 |
| .loc 1 35 0 |
| jmp bar |
| # SUCC: EXIT [100.0%] (ABNORMAL,SIBCALL) |
| .LVL1: |
| .cfi_endproc |
| .LFE2: |
| .size foo_1, .-foo_1 |
| .p2align 4,,15 |
| .type foo, @function |
| foo: |
| .LFB3: |
| # tailcall-only.c:40 |
| .loc 1 40 0 |
| .cfi_startproc |
| # BLOCK 2 freq:10000 seq:0 |
| # PRED: ENTRY [100.0%] (FALLTHRU) |
| # tailcall-only.c:41 |
| .loc 1 41 0 |
| jmp foo_1 |
| # SUCC: EXIT [100.0%] (ABNORMAL,SIBCALL) |
| .LVL2: |
| .cfi_endproc |
| .LFE3: |
| .size foo, .-foo |
| .section .text.startup,"ax",@progbits |
| .p2align 4,,15 |
| .globl main |
| .type main, @function |
| main: |
| .LFB4: |
| # tailcall-only.c:46 |
| .loc 1 46 0 |
| .cfi_startproc |
| # BLOCK 2 freq:10000 seq:0 |
| # PRED: ENTRY [100.0%] (FALLTHRU) |
| # tailcall-only.c:49 |
| .loc 1 49 0 |
| call foo |
| .LVL3: |
| # tailcall-only.c:50 |
| .loc 1 50 0 |
| addl $1, %eax |
| .LVL4: |
| # SUCC: EXIT [100.0%] |
| # tailcall-only.c:53 |
| .loc 1 53 0 |
| ret |
| .cfi_endproc |
| .LFE4: |
| .size main, .-main |
| .text |
| .Letext0: |
| .section .debug_info,"",@progbits |
| .Ldebug_info0: |
| .long 0x111 # Length of Compilation Unit Info |
| .value 0x4 # DWARF version number |
| .long .Ldebug_abbrev0 # Offset Into Abbrev. Section |
| .byte 0x8 # Pointer Size (in bytes) |
| .uleb128 0x1 # (DIE (0xb) DW_TAG_compile_unit) |
| .long .LASF1 # DW_AT_producer: "GNU C 4.8.3 20140911 (Red Hat 4.8.3-9) -mtune=generic -march=x86-64 -g -O2" |
| .byte 0x1 # DW_AT_language |
| .long .LASF2 # DW_AT_name: "tailcall-only.c" |
| .long .LASF3 # DW_AT_comp_dir: "" |
| .long .Ldebug_ranges0+0 # DW_AT_ranges |
| .quad 0 # DW_AT_low_pc |
| .long .Ldebug_line0 # DW_AT_stmt_list |
| .uleb128 0x2 # (DIE (0x29) DW_TAG_subprogram) |
| .long .LASF4 # DW_AT_name: "bar_1" |
| .byte 0x1 # DW_AT_decl_file (tailcall-only.c) |
| .byte 0x15 # DW_AT_decl_line |
| # DW_AT_prototyped |
| .long 0x46 # DW_AT_type |
| .quad .LFB0 # DW_AT_low_pc |
| .quad .LFE0-.LFB0 # DW_AT_high_pc |
| .uleb128 0x1 # DW_AT_frame_base |
| .byte 0x9c # DW_OP_call_frame_cfa |
| # DW_AT_GNU_all_call_sites |
| .uleb128 0x3 # (DIE (0x46) DW_TAG_base_type) |
| .byte 0x4 # DW_AT_byte_size |
| .byte 0x5 # DW_AT_encoding |
| .ascii "int\0" # DW_AT_name |
| .uleb128 0x4 # (DIE (0x4d) DW_TAG_subprogram) |
| .ascii "bar\0" # DW_AT_name |
| .byte 0x1 # DW_AT_decl_file (tailcall-only.c) |
| .byte 0x1b # DW_AT_decl_line |
| # DW_AT_prototyped |
| .long 0x46 # DW_AT_type |
| .quad .LFB1 # DW_AT_low_pc |
| .quad .LFE1-.LFB1 # DW_AT_high_pc |
| .uleb128 0x1 # DW_AT_frame_base |
| .byte 0x9c # DW_OP_call_frame_cfa |
| # DW_AT_GNU_all_call_sites |
| .long 0x7c # DW_AT_sibling |
| .uleb128 0x5 # (DIE (0x6e) DW_TAG_GNU_call_site) |
| .quad .LVL0 # DW_AT_low_pc |
| # DW_AT_GNU_tail_call |
| .long 0x29 # DW_AT_abstract_origin |
| .byte 0 # end of children of DIE 0x4d |
| .uleb128 0x6 # (DIE (0x7c) DW_TAG_subprogram) |
| .long .LASF0 # DW_AT_name: "foo_1" |
| .byte 0x1 # DW_AT_decl_file (tailcall-only.c) |
| .byte 0x21 # DW_AT_decl_line |
| # DW_AT_prototyped |
| .long 0x46 # DW_AT_type |
| .quad .LFB2 # DW_AT_low_pc |
| .quad .LFE2-.LFB2 # DW_AT_high_pc |
| .uleb128 0x1 # DW_AT_frame_base |
| .byte 0x9c # DW_OP_call_frame_cfa |
| # DW_AT_GNU_all_call_sites |
| .long 0xab # DW_AT_sibling |
| .uleb128 0x5 # (DIE (0x9d) DW_TAG_GNU_call_site) |
| .quad .LVL1 # DW_AT_low_pc |
| # DW_AT_GNU_tail_call |
| .long 0x4d # DW_AT_abstract_origin |
| .byte 0 # end of children of DIE 0x7c |
| .uleb128 0x4 # (DIE (0xab) DW_TAG_subprogram) |
| .ascii "foo\0" # DW_AT_name |
| .byte 0x1 # DW_AT_decl_file (tailcall-only.c) |
| .byte 0x27 # DW_AT_decl_line |
| # DW_AT_prototyped |
| .long 0x46 # DW_AT_type |
| .quad .LFB3 # DW_AT_low_pc |
| .quad .LFE3-.LFB3 # DW_AT_high_pc |
| .uleb128 0x1 # DW_AT_frame_base |
| .byte 0x9c # DW_OP_call_frame_cfa |
| # DW_AT_GNU_all_call_sites |
| .long 0xda # DW_AT_sibling |
| .uleb128 0x5 # (DIE (0xcc) DW_TAG_GNU_call_site) |
| .quad .LVL2 # DW_AT_low_pc |
| # DW_AT_GNU_tail_call |
| .long 0x7c # DW_AT_abstract_origin |
| .byte 0 # end of children of DIE 0xab |
| .uleb128 0x7 # (DIE (0xda) DW_TAG_subprogram) |
| # DW_AT_external |
| .long .LASF5 # DW_AT_name: "main" |
| .byte 0x1 # DW_AT_decl_file (tailcall-only.c) |
| .byte 0x2d # DW_AT_decl_line |
| # DW_AT_prototyped |
| .long 0x46 # DW_AT_type |
| .quad .LFB4 # DW_AT_low_pc |
| .quad .LFE4-.LFB4 # DW_AT_high_pc |
| .uleb128 0x1 # DW_AT_frame_base |
| .byte 0x9c # DW_OP_call_frame_cfa |
| # DW_AT_GNU_all_call_sites |
| .uleb128 0x8 # (DIE (0xf7) DW_TAG_variable) |
| .long .LASF6 # DW_AT_name: "answer" |
| .byte 0x1 # DW_AT_decl_file (tailcall-only.c) |
| .byte 0x2f # DW_AT_decl_line |
| .long 0x46 # DW_AT_type |
| .long .LLST0 # DW_AT_location |
| .uleb128 0x9 # (DIE (0x106) DW_TAG_GNU_call_site) |
| .quad .LVL3 # DW_AT_low_pc |
| .long 0xab # DW_AT_abstract_origin |
| .byte 0 # end of children of DIE 0xda |
| .byte 0 # end of children of DIE 0xb |
| .section .debug_abbrev,"",@progbits |
| .Ldebug_abbrev0: |
| .uleb128 0x1 # (abbrev code) |
| .uleb128 0x11 # (TAG: DW_TAG_compile_unit) |
| .byte 0x1 # DW_children_yes |
| .uleb128 0x25 # (DW_AT_producer) |
| .uleb128 0xe # (DW_FORM_strp) |
| .uleb128 0x13 # (DW_AT_language) |
| .uleb128 0xb # (DW_FORM_data1) |
| .uleb128 0x3 # (DW_AT_name) |
| .uleb128 0xe # (DW_FORM_strp) |
| .uleb128 0x1b # (DW_AT_comp_dir) |
| .uleb128 0xe # (DW_FORM_strp) |
| .uleb128 0x55 # (DW_AT_ranges) |
| .uleb128 0x17 # (DW_FORM_sec_offset) |
| .uleb128 0x11 # (DW_AT_low_pc) |
| .uleb128 0x1 # (DW_FORM_addr) |
| .uleb128 0x10 # (DW_AT_stmt_list) |
| .uleb128 0x17 # (DW_FORM_sec_offset) |
| .byte 0 |
| .byte 0 |
| .uleb128 0x2 # (abbrev code) |
| .uleb128 0x2e # (TAG: DW_TAG_subprogram) |
| .byte 0 # DW_children_no |
| .uleb128 0x3 # (DW_AT_name) |
| .uleb128 0xe # (DW_FORM_strp) |
| .uleb128 0x3a # (DW_AT_decl_file) |
| .uleb128 0xb # (DW_FORM_data1) |
| .uleb128 0x3b # (DW_AT_decl_line) |
| .uleb128 0xb # (DW_FORM_data1) |
| .uleb128 0x27 # (DW_AT_prototyped) |
| .uleb128 0x19 # (DW_FORM_flag_present) |
| .uleb128 0x49 # (DW_AT_type) |
| .uleb128 0x13 # (DW_FORM_ref4) |
| .uleb128 0x11 # (DW_AT_low_pc) |
| .uleb128 0x1 # (DW_FORM_addr) |
| .uleb128 0x12 # (DW_AT_high_pc) |
| .uleb128 0x7 # (DW_FORM_data8) |
| .uleb128 0x40 # (DW_AT_frame_base) |
| .uleb128 0x18 # (DW_FORM_exprloc) |
| .uleb128 0x2117 # (DW_AT_GNU_all_call_sites) |
| .uleb128 0x19 # (DW_FORM_flag_present) |
| .byte 0 |
| .byte 0 |
| .uleb128 0x3 # (abbrev code) |
| .uleb128 0x24 # (TAG: DW_TAG_base_type) |
| .byte 0 # DW_children_no |
| .uleb128 0xb # (DW_AT_byte_size) |
| .uleb128 0xb # (DW_FORM_data1) |
| .uleb128 0x3e # (DW_AT_encoding) |
| .uleb128 0xb # (DW_FORM_data1) |
| .uleb128 0x3 # (DW_AT_name) |
| .uleb128 0x8 # (DW_FORM_string) |
| .byte 0 |
| .byte 0 |
| .uleb128 0x4 # (abbrev code) |
| .uleb128 0x2e # (TAG: DW_TAG_subprogram) |
| .byte 0x1 # DW_children_yes |
| .uleb128 0x3 # (DW_AT_name) |
| .uleb128 0x8 # (DW_FORM_string) |
| .uleb128 0x3a # (DW_AT_decl_file) |
| .uleb128 0xb # (DW_FORM_data1) |
| .uleb128 0x3b # (DW_AT_decl_line) |
| .uleb128 0xb # (DW_FORM_data1) |
| .uleb128 0x27 # (DW_AT_prototyped) |
| .uleb128 0x19 # (DW_FORM_flag_present) |
| .uleb128 0x49 # (DW_AT_type) |
| .uleb128 0x13 # (DW_FORM_ref4) |
| .uleb128 0x11 # (DW_AT_low_pc) |
| .uleb128 0x1 # (DW_FORM_addr) |
| .uleb128 0x12 # (DW_AT_high_pc) |
| .uleb128 0x7 # (DW_FORM_data8) |
| .uleb128 0x40 # (DW_AT_frame_base) |
| .uleb128 0x18 # (DW_FORM_exprloc) |
| .uleb128 0x2117 # (DW_AT_GNU_all_call_sites) |
| .uleb128 0x19 # (DW_FORM_flag_present) |
| .uleb128 0x1 # (DW_AT_sibling) |
| .uleb128 0x13 # (DW_FORM_ref4) |
| .byte 0 |
| .byte 0 |
| .uleb128 0x5 # (abbrev code) |
| .uleb128 0x4109 # (TAG: DW_TAG_GNU_call_site) |
| .byte 0 # DW_children_no |
| .uleb128 0x11 # (DW_AT_low_pc) |
| .uleb128 0x1 # (DW_FORM_addr) |
| .uleb128 0x2115 # (DW_AT_GNU_tail_call) |
| .uleb128 0x19 # (DW_FORM_flag_present) |
| .uleb128 0x31 # (DW_AT_abstract_origin) |
| .uleb128 0x13 # (DW_FORM_ref4) |
| .byte 0 |
| .byte 0 |
| .uleb128 0x6 # (abbrev code) |
| .uleb128 0x2e # (TAG: DW_TAG_subprogram) |
| .byte 0x1 # DW_children_yes |
| .uleb128 0x3 # (DW_AT_name) |
| .uleb128 0xe # (DW_FORM_strp) |
| .uleb128 0x3a # (DW_AT_decl_file) |
| .uleb128 0xb # (DW_FORM_data1) |
| .uleb128 0x3b # (DW_AT_decl_line) |
| .uleb128 0xb # (DW_FORM_data1) |
| .uleb128 0x27 # (DW_AT_prototyped) |
| .uleb128 0x19 # (DW_FORM_flag_present) |
| .uleb128 0x49 # (DW_AT_type) |
| .uleb128 0x13 # (DW_FORM_ref4) |
| .uleb128 0x11 # (DW_AT_low_pc) |
| .uleb128 0x1 # (DW_FORM_addr) |
| .uleb128 0x12 # (DW_AT_high_pc) |
| .uleb128 0x7 # (DW_FORM_data8) |
| .uleb128 0x40 # (DW_AT_frame_base) |
| .uleb128 0x18 # (DW_FORM_exprloc) |
| .uleb128 0x2117 # (DW_AT_GNU_all_call_sites) |
| .uleb128 0x19 # (DW_FORM_flag_present) |
| .uleb128 0x1 # (DW_AT_sibling) |
| .uleb128 0x13 # (DW_FORM_ref4) |
| .byte 0 |
| .byte 0 |
| .uleb128 0x7 # (abbrev code) |
| .uleb128 0x2e # (TAG: DW_TAG_subprogram) |
| .byte 0x1 # DW_children_yes |
| .uleb128 0x3f # (DW_AT_external) |
| .uleb128 0x19 # (DW_FORM_flag_present) |
| .uleb128 0x3 # (DW_AT_name) |
| .uleb128 0xe # (DW_FORM_strp) |
| .uleb128 0x3a # (DW_AT_decl_file) |
| .uleb128 0xb # (DW_FORM_data1) |
| .uleb128 0x3b # (DW_AT_decl_line) |
| .uleb128 0xb # (DW_FORM_data1) |
| .uleb128 0x27 # (DW_AT_prototyped) |
| .uleb128 0x19 # (DW_FORM_flag_present) |
| .uleb128 0x49 # (DW_AT_type) |
| .uleb128 0x13 # (DW_FORM_ref4) |
| .uleb128 0x11 # (DW_AT_low_pc) |
| .uleb128 0x1 # (DW_FORM_addr) |
| .uleb128 0x12 # (DW_AT_high_pc) |
| .uleb128 0x7 # (DW_FORM_data8) |
| .uleb128 0x40 # (DW_AT_frame_base) |
| .uleb128 0x18 # (DW_FORM_exprloc) |
| .uleb128 0x2117 # (DW_AT_GNU_all_call_sites) |
| .uleb128 0x19 # (DW_FORM_flag_present) |
| .byte 0 |
| .byte 0 |
| .uleb128 0x8 # (abbrev code) |
| .uleb128 0x34 # (TAG: DW_TAG_variable) |
| .byte 0 # DW_children_no |
| .uleb128 0x3 # (DW_AT_name) |
| .uleb128 0xe # (DW_FORM_strp) |
| .uleb128 0x3a # (DW_AT_decl_file) |
| .uleb128 0xb # (DW_FORM_data1) |
| .uleb128 0x3b # (DW_AT_decl_line) |
| .uleb128 0xb # (DW_FORM_data1) |
| .uleb128 0x49 # (DW_AT_type) |
| .uleb128 0x13 # (DW_FORM_ref4) |
| .uleb128 0x2 # (DW_AT_location) |
| .uleb128 0x17 # (DW_FORM_sec_offset) |
| .byte 0 |
| .byte 0 |
| .uleb128 0x9 # (abbrev code) |
| .uleb128 0x4109 # (TAG: DW_TAG_GNU_call_site) |
| .byte 0 # DW_children_no |
| .uleb128 0x11 # (DW_AT_low_pc) |
| .uleb128 0x1 # (DW_FORM_addr) |
| .uleb128 0x31 # (DW_AT_abstract_origin) |
| .uleb128 0x13 # (DW_FORM_ref4) |
| .byte 0 |
| .byte 0 |
| .byte 0 |
| .section .debug_loc,"",@progbits |
| .Ldebug_loc0: |
| .LLST0: |
| .quad .LVL3 # Location list begin address (*.LLST0) |
| .quad .LVL4 # Location list end address (*.LLST0) |
| .value 0x3 # Location expression size |
| .byte 0x70 # DW_OP_breg0 |
| .sleb128 1 |
| .byte 0x9f # DW_OP_stack_value |
| .quad .LVL4 # Location list begin address (*.LLST0) |
| .quad .LFE4 # Location list end address (*.LLST0) |
| .value 0x1 # Location expression size |
| .byte 0x50 # DW_OP_reg0 |
| .quad 0 # Location list terminator begin (*.LLST0) |
| .quad 0 # Location list terminator end (*.LLST0) |
| .section .debug_aranges,"",@progbits |
| .long 0x3c # Length of Address Ranges Info |
| .value 0x2 # DWARF Version |
| .long .Ldebug_info0 # Offset of Compilation Unit Info |
| .byte 0x8 # Size of Address |
| .byte 0 # Size of Segment Descriptor |
| .value 0 # Pad to 16 byte boundary |
| .value 0 |
| .quad .Ltext0 # Address |
| .quad .Letext0-.Ltext0 # Length |
| .quad .LFB4 # Address |
| .quad .LFE4-.LFB4 # Length |
| .quad 0 |
| .quad 0 |
| .section .debug_ranges,"",@progbits |
| .Ldebug_ranges0: |
| .quad .Ltext0 # Offset 0 |
| .quad .Letext0 |
| .quad .LFB4 # Offset 0x10 |
| .quad .LFE4 |
| .quad 0 |
| .quad 0 |
| .section .debug_line,"",@progbits |
| .Ldebug_line0: |
| .section .debug_str,"MS",@progbits,1 |
| .LASF4: |
| .string "bar_1" |
| .LASF2: |
| .string "tailcall-only.c" |
| .LASF1: |
| .string "GNU C 4.8.3 20140911 (Red Hat 4.8.3-9) -mtune=generic -march=x86-64 -g -O2" |
| .LASF6: |
| .string "answer" |
| .LASF5: |
| .string "main" |
| .LASF3: |
| .string "" |
| .LASF0: |
| .string "foo_1" |
| .ident "GCC: (GNU) 4.8.3 20140911 (Red Hat 4.8.3-9)" |
| .section .note.GNU-stack,"",@progbits |
