1# REQUIRES: x86
2# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t
3
4# Empty SECTIONS command.
5# RUN: echo "SECTIONS {}" > %t.script
6# RUN: ld.lld -o %t1 --script %t.script %t
7# RUN: llvm-objdump --section-headers %t1 | \
8# RUN:   FileCheck -check-prefix=SEC-DEFAULT %s
9
10# SECTIONS command with the same order as default.
11# RUN: echo "SECTIONS { \
12# RUN:          .text : { *(.text) } \
13# RUN:          .data : { *(.data) } }" > %t.script
14# RUN: ld.lld -o %t2 --script %t.script %t
15# RUN: llvm-objdump --section-headers %t2 | \
16# RUN:   FileCheck -check-prefix=SEC-DEFAULT %s
17
18#             Idx Name          Size
19# SEC-DEFAULT: 1 .text         0000000e {{[0-9a-f]*}} TEXT
20# SEC-DEFAULT: 2 .data         00000020 {{[0-9a-f]*}} DATA
21# SEC-DEFAULT: 3 other         00000003 {{[0-9a-f]*}} DATA
22# SEC-DEFAULT: 4 .bss          00000002 {{[0-9a-f]*}} BSS
23# SEC-DEFAULT: 5 .comment      00000008 {{[0-9a-f]*}}
24# SEC-DEFAULT: 6 .symtab       00000030 {{[0-9a-f]*}}
25# SEC-DEFAULT: 7 .shstrtab     0000003b {{[0-9a-f]*}}
26# SEC-DEFAULT: 8 .strtab       00000008 {{[0-9a-f]*}}
27
28# Sections are put in order specified in linker script, other than alloc
29# sections going first.
30# RUN: echo "SECTIONS { \
31# RUN:          .bss : { *(.bss) } \
32# RUN:          other : { *(other) } \
33# RUN:          .shstrtab : { *(.shstrtab) } \
34# RUN:          .symtab : { *(.symtab) } \
35# RUN:          .strtab : { *(.strtab) } \
36# RUN:          .data : { *(.data) } \
37# RUN:          .text : { *(.text) } }" > %t.script
38# RUN: ld.lld -o %t3 --script %t.script %t
39# RUN: llvm-objdump --section-headers %t3 | \
40# RUN:   FileCheck -check-prefix=SEC-ORDER %s
41
42#           Idx Name          Size
43# SEC-ORDER: 1 .bss          00000002 {{[0-9a-f]*}} BSS
44# SEC-ORDER: 2 other         00000003 {{[0-9a-f]*}} DATA
45# SEC-ORDER: 3 .shstrtab     0000003b {{[0-9a-f]*}}
46# SEC-ORDER: 4 .symtab       00000030 {{[0-9a-f]*}}
47# SEC-ORDER: 5 .strtab       00000008 {{[0-9a-f]*}}
48# SEC-ORDER: 6 .comment      00000008 {{[0-9a-f]*}}
49# SEC-ORDER: 7 .data         00000020 {{[0-9a-f]*}} DATA
50# SEC-ORDER: 8 .text         0000000e {{[0-9a-f]*}} TEXT
51
52# .text and .data have swapped names but proper sizes and types.
53# RUN: echo "SECTIONS { \
54# RUN:          .data : { *(.text) } \
55# RUN:          .text : { *(.data) } }" > %t.script
56# RUN: ld.lld -o %t4 --script %t.script %t
57# RUN: llvm-objdump --section-headers %t4 | \
58# RUN:   FileCheck -check-prefix=SEC-SWAP-NAMES %s
59
60#                Idx Name          Size
61# SEC-SWAP-NAMES: 1 .data         0000000e {{[0-9a-f]*}} TEXT
62# SEC-SWAP-NAMES: 2 .text         00000020 {{[0-9a-f]*}} DATA
63# SEC-SWAP-NAMES: 3 other         00000003 {{[0-9a-f]*}} DATA
64# SEC-SWAP-NAMES: 4 .bss          00000002 {{[0-9a-f]*}} BSS
65# SEC-SWAP-NAMES: 5 .comment      00000008 {{[0-9a-f]*}}
66# SEC-SWAP-NAMES: 6 .symtab       00000030 {{[0-9a-f]*}}
67# SEC-SWAP-NAMES: 7 .shstrtab     0000003b {{[0-9a-f]*}}
68# SEC-SWAP-NAMES: 8 .strtab       00000008 {{[0-9a-f]*}}
69
70# Multiple SECTIONS command specifying additional input section descriptions
71# for the same output section description - input sections are merged into
72# one output section.
73# RUN: echo "SECTIONS { \
74# RUN:          .text : { *(.text) } \
75# RUN:          .data : { *(.data) } } \
76# RUN:       SECTIONS { \
77# RUN:          .data : { *(other) } }" > %t.script
78# RUN: ld.lld -o %t6 --script %t.script %t
79# RUN: llvm-objdump --section-headers %t6 | \
80# RUN:   FileCheck -check-prefix=SEC-MULTI %s
81
82#           Idx Name          Size
83# SEC-MULTI:      1 .text         0000000e {{[0-9a-f]*}} TEXT
84# SEC-MULTI-NEXT:   .data         00000020 {{[0-9a-f]*}} DATA
85# SEC-MULTI-NEXT:   .data         00000003 {{[0-9a-f]*}} DATA
86# SEC-MULTI-NEXT:   .bss          00000002 {{[0-9a-f]*}} BSS
87# SEC-MULTI-NEXT:   .comment      00000008 {{[0-9a-f]*}}
88# SEC-MULTI-NEXT:   .symtab       00000030 {{[0-9a-f]*}}
89# SEC-MULTI-NEXT:   .shstrtab     00000035 {{[0-9a-f]*}}
90# SEC-MULTI-NEXT:   .strtab       00000008 {{[0-9a-f]*}}
91
92# Input section pattern contains additional semicolon.
93# Case found in linux kernel script. Check we are able to parse it.
94# RUN: echo "SECTIONS { .text : { ;;*(.text);;S = 0;; } }" > %t.script
95# RUN: ld.lld -o /dev/null --script %t.script %t
96
97.globl _start
98_start:
99    mov $60, %rax
100    mov $42, %rdi
101
102.section .data,"aw"
103.quad 10, 10, 20, 20
104.section other,"aw"
105.short 10
106.byte 20
107.section .bss,"",@nobits
108.short 0
109