xref: /llvm-project/lld/test/ELF/linkerscript/noload.s (revision b9249a69cc274b78f8783dcac95945edf2424ddd)
1# REQUIRES: x86
2# RUN: split-file %s %t
3# RUN: llvm-mc -filetype=obj -triple=x86_64 %t/asm -o %t.o
4# RUN: llvm-mc -filetype=obj -triple=x86_64 %t/mismatch.s -o %t/mismatch.o
5# RUN: ld.lld --script %t/lds %t.o -o %t/out
6# RUN: llvm-readelf -S -l %t/out | FileCheck %s
7
8# CHECK:      Name                 Type   Address          Off               Size
9# CHECK:      .data_noload_a       NOBITS 0000000000000000 [[OFF:[0-9a-f]+]] 001000
10# CHECK-NEXT: .data_noload_b       NOBITS 0000000000010000 [[OFF]]           001000
11# CHECK-NEXT: .no_input_sec_noload NOBITS 0000000000011000 [[OFF]]           000001
12
13# CHECK:      Type Offset   VirtAddr           PhysAddr
14# CHECK-NEXT: LOAD 0x001000 0x0000000000000000 0x0000000000000000
15# CHECK-NEXT: LOAD 0x001000 0x0000000000020000 0x0000000000020000
16
17# CHECK:      00 .data_noload_a .data_noload_b .no_input_sec_noload {{$}}
18# CHECK:      01 .text {{$}}
19
20## The output SHT_PROBITS is contrary to the user expectation of SHT_NOBITS.
21## Issue a warning. See https://github.com/ClangBuiltLinux/linux/issues/1597
22# RUN: ld.lld --script %t/lds %t.o %t/mismatch.o -o %t/out 2>&1 | FileCheck %s --check-prefix=WARN --allow-empty
23# RUN: llvm-readelf -S -l %t/out | FileCheck %s --check-prefix=CHECK2
24
25# WARN-NOT:   warning:
26# CHECK2:      Name                 Type     Address          Off               Size
27# CHECK2:      .data_noload_a       NOBITS   0000000000000000 [[OFF:[0-9a-f]+]] 001001
28
29#--- asm
30.section .text,"ax",@progbits
31  nop
32
33.section .data_noload_a,"aw",@nobits
34.zero 4096
35
36.section .data_noload_b,"aw",@nobits
37.zero 4096
38
39#--- mismatch.s
40.section .data_noload_a,"aw",@progbits
41.byte 1
42
43#--- lds
44SECTIONS {
45  .data_noload_a (NOLOAD) : { *(.data_noload_a) }
46  .data_noload_b (0x10000) (NOLOAD) : { *(.data_noload_b) }
47  .no_input_sec_noload (NOLOAD) : { . += 1; }
48  .text (0x20000) : {
49    *(.text);
50    _start = .;
51  }
52}
53