region-alias.s
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# REQUIRES: x86
# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t
# RUN: echo "MEMORY { \
# RUN: ROM (rwx): ORIGIN = 0x1000, LENGTH = 0x100 \
# RUN: RAM (rwx): ORIGIN = 0x2000, LENGTH = 0x100 \
# RUN: } \
# RUN: INCLUDE \"%t.script.inc\" \
# RUN: SECTIONS { \
# RUN: .text : { *(.text*) } > ALIAS_TEXT \
# RUN: .data : { *(.data*) } > ALIAS_DATA \
# RUN: }" > %t.script
## .text to ROM, .data to RAM.
# RUN: echo "REGION_ALIAS (\"ALIAS_TEXT\", ROM);" > %t.script.inc
# RUN: echo "REGION_ALIAS (\"ALIAS_DATA\", RAM);" >> %t.script.inc
# RUN: ld.lld %t --script %t.script -o %t2
# RUN: llvm-objdump --section-headers %t2 | FileCheck %s
# CHECK: .text 00000001 0000000000001000 TEXT
# CHECK: .data 00000008 0000000000002000 DATA
## All to ROM.
# RUN: echo "REGION_ALIAS (\"ALIAS_TEXT\", ROM);" > %t.script.inc
# RUN: echo "REGION_ALIAS (\"ALIAS_DATA\", ROM);" >> %t.script.inc
# RUN: ld.lld %t --script %t.script -o %t2
# RUN: llvm-objdump --section-headers %t2 | FileCheck %s --check-prefix=RAM
# RAM: .text 00000001 0000000000001000 TEXT
# RAM: .data 00000008 0000000000001001 DATA
## Redefinition of region.
# RUN: echo "REGION_ALIAS (\"ROM\", ROM);" > %t.script.inc
# RUN: not ld.lld %t --script %t.script -o /dev/null 2>&1 | \
# RUN: FileCheck %s --check-prefix=ERR1
# ERR1: {{.*}}script.inc:1: redefinition of memory region 'ROM'
## Redefinition of alias.
# RUN: echo "REGION_ALIAS (\"ALIAS_TEXT\", ROM);" > %t.script.inc
# RUN: echo "REGION_ALIAS (\"ALIAS_TEXT\", ROM);" >> %t.script.inc
# RUN: not ld.lld %t --script %t.script -o /dev/null 2>&1 | \
# RUN: FileCheck %s --check-prefix=ERR2
# ERR2: {{.*}}script.inc:2: redefinition of memory region 'ALIAS_TEXT'
## Attemp to create an alias for undefined region.
# RUN: echo "REGION_ALIAS (\"ALIAS_TEXT\", FOO);" > %t.script.inc
# RUN: not ld.lld %t --script %t.script -o /dev/null 2>&1 | \
# RUN: FileCheck %s --check-prefix=ERR3
# ERR3: {{.*}}script.inc:1: memory region 'FOO' is not defined
.text
.global _start
_start:
nop
.section .data,"aw"
.quad 0