| # REQUIRES: x86 |
| # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t1.o |
| |
| # RUN: echo "SECTIONS { .aaa : { *(.aaa.*) } }" > %t1.script |
| # RUN: ld.lld -o %t1 --script %t1.script %t1.o |
| # RUN: llvm-objdump -s %t1 | FileCheck -check-prefix=NOALIGN %s |
| # NOALIGN: Contents of section .aaa: |
| # NOALIGN-NEXT: 01000000 00000000 00000000 00000000 |
| # NOALIGN-NEXT: 00000000 00000000 00000000 00000000 |
| # NOALIGN-NEXT: 02000000 00000000 00000000 00000000 |
| # NOALIGN-NEXT: 00000000 00000000 00000000 00000000 |
| # NOALIGN-NEXT: 03000000 00000000 00000000 00000000 |
| # NOALIGN-NEXT: 00000000 00000000 00000000 00000000 |
| # NOALIGN-NEXT: 00000000 00000000 00000000 00000000 |
| # NOALIGN-NEXT: 00000000 00000000 00000000 00000000 |
| # NOALIGN-NEXT: 04000000 00000000 |
| |
| # RUN: echo "SECTIONS { .aaa : SUBALIGN(1) { *(.aaa.*) } }" > %t2.script |
| # RUN: ld.lld -o %t2 --script %t2.script %t1.o |
| # RUN: llvm-objdump -s %t2 | FileCheck -check-prefix=SUBALIGN %s |
| # SUBALIGN: Contents of section .aaa: |
| # SUBALIGN: 01000000 00000000 02000000 00000000 |
| # SUBALIGN: 03000000 00000000 04000000 00000000 |
| |
| ## Test we do not assert or crash when dot(.) is used inside SUBALIGN. |
| ## ld.bfd does not allow to use dot in such expressions, our behavior is |
| ## different for simplicity of implementation. Value of dot is undefined. |
| # RUN: echo "SECTIONS { . = 0x32; .aaa : SUBALIGN(.) { *(.aaa*) } }" > %t3.script |
| # RUN: ld.lld %t1.o --script %t3.script -o %t3 |
| # RUN: llvm-objdump -s %t3 > /dev/null |
| |
| ## Test we are able to link with zero alignment, this is consistent with bfd 2.26.1. |
| # RUN: echo "SECTIONS { .aaa : SUBALIGN(0) { *(.aaa*) } }" > %t4.script |
| # RUN: ld.lld %t1.o --script %t4.script -o %t4 |
| # RUN: llvm-objdump -s %t4 | FileCheck -check-prefix=SUBALIGN %s |
| |
| ## Test we fail gracefuly when alignment value is not a power of 2. |
| # RUN: echo "SECTIONS { .aaa : SUBALIGN(3) { *(.aaa*) } }" > %t5.script |
| # RUN: not ld.lld %t1.o --script %t5.script -o /dev/null 2>&1 | FileCheck -check-prefix=ERR %s |
| # ERR: {{.*}}.script:1: alignment must be power of 2 |
| |
| .global _start |
| _start: |
| nop |
| |
| .section .aaa.1, "a" |
| .align 16 |
| .quad 1 |
| |
| .section .aaa.2, "a" |
| .align 32 |
| .quad 2 |
| |
| .section .aaa.3, "a" |
| .align 64 |
| .quad 3 |
| |
| .section .aaa.4, "a" |
| .align 128 |
| .quad 4 |