diff options
Diffstat (limited to 'lld/test/ELF/linkerscript/wildcards.s')
| -rw-r--r-- | lld/test/ELF/linkerscript/wildcards.s | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/lld/test/ELF/linkerscript/wildcards.s b/lld/test/ELF/linkerscript/wildcards.s new file mode 100644 index 00000000000..2fe0f881bf4 --- /dev/null +++ b/lld/test/ELF/linkerscript/wildcards.s @@ -0,0 +1,80 @@ +# REQUIRES: x86 +# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t + +## Default case: abc and abx included in text. +# RUN: echo "SECTIONS { \ +# RUN: .text : { *(.abc .abx) } }" > %t.script +# RUN: ld.lld -o %t.out --script %t.script %t +# RUN: llvm-objdump -section-headers %t.out | \ +# RUN: FileCheck -check-prefix=SEC-DEFAULT %s +# SEC-DEFAULT: Sections: +# SEC-DEFAULT-NEXT: Idx Name Size Address Type +# SEC-DEFAULT-NEXT: 0 00000000 0000000000000000 +# SEC-DEFAULT-NEXT: 1 .text 00000008 0000000000000120 TEXT DATA +# SEC-DEFAULT-NEXT: 2 .abcd 00000004 0000000000000128 TEXT DATA +# SEC-DEFAULT-NEXT: 3 .ad 00000004 000000000000012c TEXT DATA +# SEC-DEFAULT-NEXT: 4 .ag 00000004 0000000000000130 TEXT DATA +# SEC-DEFAULT-NEXT: 5 .symtab 00000030 0000000000000000 +# SEC-DEFAULT-NEXT: 6 .shstrtab 0000002f 0000000000000000 +# SEC-DEFAULT-NEXT: 7 .strtab 00000008 0000000000000000 + +## Now replace the symbol with '?' and check that results are the same. +# RUN: echo "SECTIONS { \ +# RUN: .text : { *(.abc .ab?) } }" > %t.script +# RUN: ld.lld -o %t.out --script %t.script %t +# RUN: llvm-objdump -section-headers %t.out | \ +# RUN: FileCheck -check-prefix=SEC-DEFAULT %s + +## Now see how replacing '?' with '*' will consume whole abcd. +# RUN: echo "SECTIONS { \ +# RUN: .text : { *(.abc .ab*) } }" > %t.script +# RUN: ld.lld -o %t.out --script %t.script %t +# RUN: llvm-objdump -section-headers %t.out | \ +# RUN: FileCheck -check-prefix=SEC-ALL %s +# SEC-ALL: Sections: +# SEC-ALL-NEXT: Idx Name Size Address Type +# SEC-ALL-NEXT: 0 00000000 0000000000000000 +# SEC-ALL-NEXT: 1 .text 0000000c 0000000000000120 TEXT DATA +# SEC-ALL-NEXT: 2 .ad 00000004 000000000000012c TEXT DATA +# SEC-ALL-NEXT: 3 .ag 00000004 0000000000000130 TEXT DATA +# SEC-ALL-NEXT: 4 .symtab 00000030 0000000000000000 +# SEC-ALL-NEXT: 5 .shstrtab 00000029 0000000000000000 +# SEC-ALL-NEXT: 6 .strtab 00000008 0000000000000000 + +## All sections started with .a are merged. +# RUN: echo "SECTIONS { \ +# RUN: .text : { *(.a*) } }" > %t.script +# RUN: ld.lld -o %t.out --script %t.script %t +# RUN: llvm-objdump -section-headers %t.out | \ +# RUN: FileCheck -check-prefix=SEC-NO %s +# SEC-NO: Sections: +# SEC-NO-NEXT: Idx Name Size Address Type +# SEC-NO-NEXT: 0 00000000 0000000000000000 +# SEC-NO-NEXT: 1 .text 00000014 0000000000000120 TEXT DATA +# SEC-NO-NEXT: 2 .symtab 00000030 0000000000000000 +# SEC-NO-NEXT: 3 .shstrtab 00000021 0000000000000000 +# SEC-NO-NEXT: 4 .strtab 00000008 0000000000000000 + +.text +.section .abc,"ax",@progbits +.long 0 + +.text +.section .abx,"ax",@progbits +.long 0 + +.text +.section .abcd,"ax",@progbits +.long 0 + +.text +.section .ad,"ax",@progbits +.long 0 + +.text +.section .ag,"ax",@progbits +.long 0 + + +.globl _start +_start: |
