9328c20cc8
`getLineNumber` is both imprecise (when `INCLUDE` is used) and inefficient (see https://reviews.llvm.org/D104137). Track line number precisely now that we have `struct Buffer` abstraction from #100493.
126 lines
4.8 KiB
ArmAsm
126 lines
4.8 KiB
ArmAsm
# REQUIRES: x86
|
|
# RUN: rm -rf %t && split-file %s %t && cd %t
|
|
# RUN: llvm-mc -filetype=obj -triple=x86_64 a.s -o a.o
|
|
|
|
#--- empty.lds
|
|
SECTIONS {}
|
|
|
|
# RUN: ld.lld -o empty -T empty.lds a.o
|
|
# RUN: llvm-objdump --section-headers empty | \
|
|
# RUN: FileCheck -check-prefix=SEC-DEFAULT %s
|
|
|
|
#--- 1.lds
|
|
# SECTIONS command with the same order as default.
|
|
SECTIONS {
|
|
.text : { *(.text) }
|
|
.data : { *(.data) } }
|
|
|
|
# RUN: ld.lld -o 1 -T 1.lds a.o
|
|
# RUN: llvm-objdump --section-headers 1 | \
|
|
# RUN: FileCheck -check-prefix=SEC-DEFAULT %s
|
|
|
|
# Idx Name Size
|
|
# SEC-DEFAULT: 1 .text 0000000e {{[0-9a-f]*}} TEXT
|
|
# SEC-DEFAULT: 2 .data 00000020 {{[0-9a-f]*}} DATA
|
|
# SEC-DEFAULT: 3 other 00000003 {{[0-9a-f]*}} DATA
|
|
# SEC-DEFAULT: 4 .bss 00000002 {{[0-9a-f]*}} BSS
|
|
# SEC-DEFAULT: 5 .comment 00000008 {{[0-9a-f]*}}
|
|
# SEC-DEFAULT: 6 .symtab 00000030 {{[0-9a-f]*}}
|
|
# SEC-DEFAULT: 7 .shstrtab 0000003b {{[0-9a-f]*}}
|
|
# SEC-DEFAULT: 8 .strtab 00000008 {{[0-9a-f]*}}
|
|
|
|
# .text and .data have swapped names but proper sizes and types.
|
|
# RUN: echo "SECTIONS { \
|
|
# RUN: .data : { *(.text) } \
|
|
# RUN: .text : { *(.data) } }" > t.lds
|
|
# RUN: ld.lld -o %t4 --script t.lds a.o
|
|
# RUN: llvm-objdump --section-headers %t4 | \
|
|
# RUN: FileCheck -check-prefix=SEC-SWAP-NAMES %s
|
|
|
|
# Idx Name Size
|
|
# SEC-SWAP-NAMES: 1 .data 0000000e {{[0-9a-f]*}} TEXT
|
|
# SEC-SWAP-NAMES: 2 .text 00000020 {{[0-9a-f]*}} DATA
|
|
# SEC-SWAP-NAMES: 3 other 00000003 {{[0-9a-f]*}} DATA
|
|
# SEC-SWAP-NAMES: 4 .bss 00000002 {{[0-9a-f]*}} BSS
|
|
# SEC-SWAP-NAMES: 5 .comment 00000008 {{[0-9a-f]*}}
|
|
# SEC-SWAP-NAMES: 6 .symtab 00000030 {{[0-9a-f]*}}
|
|
# SEC-SWAP-NAMES: 7 .shstrtab 0000003b {{[0-9a-f]*}}
|
|
# SEC-SWAP-NAMES: 8 .strtab 00000008 {{[0-9a-f]*}}
|
|
|
|
# Multiple SECTIONS command specifying additional input section descriptions
|
|
# for the same output section description - input sections are merged into
|
|
# one output section.
|
|
# RUN: echo "SECTIONS { \
|
|
# RUN: .text : { *(.text) } \
|
|
# RUN: .data : { *(.data) } } \
|
|
# RUN: SECTIONS { \
|
|
# RUN: .data : { *(other) } }" > t.lds
|
|
# RUN: ld.lld -o %t6 --script t.lds a.o
|
|
# RUN: llvm-objdump --section-headers %t6 | \
|
|
# RUN: FileCheck -check-prefix=SEC-MULTI %s
|
|
|
|
# Idx Name Size
|
|
# SEC-MULTI: 1 .text 0000000e {{[0-9a-f]*}} TEXT
|
|
# SEC-MULTI-NEXT: .data 00000020 {{[0-9a-f]*}} DATA
|
|
# SEC-MULTI-NEXT: .data 00000003 {{[0-9a-f]*}} DATA
|
|
# SEC-MULTI-NEXT: .bss 00000002 {{[0-9a-f]*}} BSS
|
|
# SEC-MULTI-NEXT: .comment 00000008 {{[0-9a-f]*}}
|
|
# SEC-MULTI-NEXT: .symtab 00000030 {{[0-9a-f]*}}
|
|
# SEC-MULTI-NEXT: .shstrtab 00000035 {{[0-9a-f]*}}
|
|
# SEC-MULTI-NEXT: .strtab 00000008 {{[0-9a-f]*}}
|
|
|
|
## other is placed in a PT_LOAD segment even if it is preceded by a non-alloc section.
|
|
## The current implementation places .data, .bss, .comment and other in the same PT_LOAD.
|
|
# RUN: echo 'SECTIONS { \
|
|
# RUN: .text : { *(.text) } \
|
|
# RUN: .data : { *(.data) } \
|
|
# RUN: .comment : { *(.comment) } \
|
|
# RUN: other : { *(other) } }' > %t5.lds
|
|
# RUN: ld.lld -o %t5 -T %t5.lds a.o
|
|
# RUN: llvm-readelf -S -l %t5 | FileCheck --check-prefix=SEP-BY-NONALLOC %s
|
|
|
|
# SEP-BY-NONALLOC: [Nr] Name Type Address Off Size ES Flg
|
|
# SEP-BY-NONALLOC: [ 1] .text PROGBITS 0000000000000000 001000 00000e 00 AX
|
|
# SEP-BY-NONALLOC-NEXT: [ 2] .data PROGBITS 000000000000000e 00100e 000020 00 WA
|
|
# SEP-BY-NONALLOC-NEXT: [ 3] .comment PROGBITS 0000000000000000 001031 000008 01 MS
|
|
# SEP-BY-NONALLOC: [ 4] other PROGBITS 000000000000002e 00102e 000003 00 WA
|
|
# SEP-BY-NONALLOC-NEXT: [ 5] .bss NOBITS 0000000000000031 001031 000002 00 WA
|
|
|
|
# SEP-BY-NONALLOC: Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align
|
|
# SEP-BY-NONALLOC-NEXT: LOAD 0x001000 0x0000000000000000 0x0000000000000000 0x00000e 0x00000e R E 0x1000
|
|
# SEP-BY-NONALLOC-NEXT: LOAD 0x00100e 0x000000000000000e 0x000000000000000e 0x000023 0x000025 RW 0x1000
|
|
# SEP-BY-NONALLOC-NEXT: GNU_STACK 0x000000 0x0000000000000000 0x0000000000000000 0x000000 0x000000 RW 0
|
|
|
|
#--- semi.lds
|
|
# Input section pattern contains additional semicolon.
|
|
# Case found in linux kernel script. Check we are able to parse it.
|
|
SECTIONS { .text : { ;;*(.text);;S = 0;; } }
|
|
|
|
# RUN: ld.lld -T semi.lds a.o
|
|
|
|
#--- unclosed.lds
|
|
SECTIONS {
|
|
.text : { *(.text) }
|
|
|
|
# RUN: not ld.lld -T unclosed.lds a.o 2>&1 | FileCheck --check-prefix=UNCLOSED %s
|
|
# UNCLOSED:error: unclosed.lds:2: unexpected EOF
|
|
# UNCLOSED-NOT:{{.}}
|
|
|
|
#--- unclosed-out.lds
|
|
SECTIONS {
|
|
.text : { *(.text)
|
|
|
|
#--- a.s
|
|
.globl _start
|
|
_start:
|
|
mov $60, %rax
|
|
mov $42, %rdi
|
|
|
|
.section .data,"aw"
|
|
.quad 10, 10, 20, 20
|
|
.section other,"aw"
|
|
.short 10
|
|
.byte 20
|
|
.section .bss,"",@nobits
|
|
.short 0
|