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1# REQUIRES: x86
2# RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t.o
3
4## Test the INPUT_SECTION_FLAGS feature. It prefixes an input section list and
5## restricts matches to sections that have the required flags and do not have
6## any of the must not have flags.
7
8## Uniquely identify each .sec section by flag alone, with .text going into
9## to the SHF_EXECINSTR requiring .outsec2
10# RUN: echo "SECTIONS { \
11# RUN: .outsec1 : { INPUT_SECTION_FLAGS(SHF_ALLOC & !SHF_EXECINSTR & \
12# RUN:                                  !SHF_WRITE & !SHF_MERGE) *(.sec.*) } \
13# RUN: .outsec2 : { INPUT_SECTION_FLAGS(SHF_ALLOC & SHF_EXECINSTR & !SHF_WRITE\
14# RUN:                                  & !SHF_MERGE) *(.sec.* .text) } \
15# RUN: .outsec3 : { INPUT_SECTION_FLAGS(SHF_WRITE) *(.sec.*) } \
16# RUN: .outsec4 : { INPUT_SECTION_FLAGS(SHF_MERGE & !SHF_STRINGS) *(.sec.*) } \
17# RUN: .outsec5 : { INPUT_SECTION_FLAGS(SHF_STRINGS) *(.sec.*) } \
18# RUN: } " > %t.script
19# RUN: ld.lld -o %t1 --script %t.script %t.o
20# RUN: llvm-readobj --symbols %t1 | FileCheck %s
21# CHECK:  Name: _start
22# CHECK:  Section: .outsec2
23# CHECK:  Name: s1
24# CHECK:  Section: .outsec1
25# CHECK:  Name: s2
26# CHECK:  Section: .outsec2
27# CHECK:  Name: s3
28# CHECK:  Section: .outsec3
29# CHECK:  Name: s4
30# CHECK:  Section: .outsec4
31# CHECK:  Name: s5
32# CHECK:  Section: .outsec5
33
34## Same test but using OVERLAY.
35# RUN: echo "SECTIONS { \
36# RUN: OVERLAY 0x1000 : AT ( 0x4000 ) { \
37# RUN: .outsec1 { INPUT_SECTION_FLAGS(SHF_ALLOC & !SHF_EXECINSTR & \
38# RUN:                                !SHF_WRITE & !SHF_MERGE) *(.sec.*) }\
39# RUN: .outsec2 { INPUT_SECTION_FLAGS(SHF_ALLOC & SHF_EXECINSTR & !SHF_WRITE \
40# RUN:                                & !SHF_MERGE) *(.sec.* .text) } \
41# RUN: .outsec3 { INPUT_SECTION_FLAGS(SHF_WRITE) *(.sec.*) } \
42# RUN: .outsec4 { INPUT_SECTION_FLAGS(SHF_MERGE & !SHF_STRINGS) *(.sec.*) } \
43# RUN: .outsec5 { INPUT_SECTION_FLAGS(SHF_STRINGS) *(.sec.*) } \
44# RUN: } } " > %t2.script
45
46# RUN: ld.lld -o %t2 --script %t2.script %t.o
47# RUN: llvm-readobj --symbols %t2 | FileCheck %s
48
49## Same test but using hex representations of the flags.
50# RUN: echo "SECTIONS { \
51# RUN: .outsec1 : { INPUT_SECTION_FLAGS(0x2 & !0x4 & !0x1 & !0x10) *(.sec.*) }\
52# RUN: .outsec2 : { INPUT_SECTION_FLAGS(0x2 & 0x4 & !0x1 & !0x10) \
53# RUN:              *(.sec.* .text) } \
54# RUN: .outsec3 : { INPUT_SECTION_FLAGS(0x1) *(.sec.*) } \
55# RUN: .outsec4 : { INPUT_SECTION_FLAGS(0x10 & !0x20) *(.sec.*) } \
56# RUN: .outsec5 : { INPUT_SECTION_FLAGS(0x20) *(.sec.*) } \
57# RUN: } " > %t3.script
58
59# RUN: ld.lld -o %t3 --script %t3.script %t.o
60# RUN: llvm-readobj --symbols %t3 | FileCheck %s
61
62## Check that we can handle multiple InputSectionDescriptions in a single
63## OutputSection
64# RUN: echo "SECTIONS { \
65# RUN: .outsec1 : { INPUT_SECTION_FLAGS(SHF_ALLOC & !SHF_EXECINSTR & \
66# RUN:                                  !SHF_WRITE & !SHF_MERGE) *(.sec.*) ; \
67# RUN:              INPUT_SECTION_FLAGS(SHF_ALLOC & SHF_EXECINSTR & !SHF_WRITE\
68# RUN:                                  & !SHF_MERGE)  *(.sec.* *.text) }\
69# RUN: } " > %t4.script
70
71# RUN: ld.lld -o %t4 --script %t4.script %t.o
72# RUN: llvm-readobj --symbols %t4 | FileCheck --check-prefix MULTIPLE %s
73
74# MULTIPLE:  Name: _start
75# MULTIPLE:  Section: .outsec1
76# MULTIPLE:  Name: s1
77# MULTIPLE:  Section: .outsec1
78# MULTIPLE:  Name: s2
79# MULTIPLE:  Section: .outsec1
80# MULTIPLE:  Name: s3
81# MULTIPLE:  Section: .sec.aw
82# MULTIPLE:  Name: s4
83# MULTIPLE:  Section: .sec.aM
84# MULTIPLE:  Name: s5
85# MULTIPLE:  Section: .sec.aMS
86
87 .text
88 .global _start
89_start:
90 nop
91
92 .section .sec.a, "a", @progbits
93 .globl s1
94s1:
95 .long 1
96
97 .section .sec.ax, "ax", @progbits
98 .globl s2
99s2:
100 .long 2
101
102 .section .sec.aw, "aw", @progbits
103 .globl s3
104s3:
105 .long 3
106
107 .section .sec.aM, "aM", @progbits, 4
108 .globl s4
109s4:
110 .long 4
111
112 .section .sec.aMS, "aMS", @progbits, 1
113 .globl s5
114s5:
115 .asciz "a"
116