| # REQUIRES: x86 |
| |
| # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %p/Inputs/shared.s -o %t2.o |
| # RUN: ld.lld --hash-style=sysv -shared %t2.o -soname shared -o %t2.so |
| # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t |
| |
| ## Check exporting only one symbol. |
| # RUN: echo "{ foo1; };" > %t.list |
| # RUN: ld.lld --hash-style=sysv --dynamic-list %t.list %t %t2.so -o %t.exe |
| # RUN: llvm-readobj -dyn-symbols %t.exe | FileCheck %s |
| |
| ## And now using quoted strings (the output is the same since it does |
| ## use any wildcard character). |
| # RUN: echo "{ \"foo1\"; };" > %t.list |
| # RUN: ld.lld --hash-style=sysv --dynamic-list %t.list %t %t2.so -o %t.exe |
| # RUN: llvm-readobj -dyn-symbols %t.exe | FileCheck %s |
| |
| ## And now using --export-dynamic-symbol. |
| # RUN: ld.lld --hash-style=sysv --export-dynamic-symbol foo1 %t %t2.so -o %t.exe |
| # RUN: llvm-readobj -dyn-symbols %t.exe | FileCheck %s |
| # RUN: ld.lld --hash-style=sysv --export-dynamic-symbol=foo1 %t %t2.so -o %t.exe |
| # RUN: llvm-readobj -dyn-symbols %t.exe | FileCheck %s |
| |
| # CHECK: DynamicSymbols [ |
| # CHECK-NEXT: Symbol { |
| # CHECK-NEXT: Name: @ |
| # CHECK-NEXT: Value: 0x0 |
| # CHECK-NEXT: Size: 0 |
| # CHECK-NEXT: Binding: Local |
| # CHECK-NEXT: Type: None |
| # CHECK-NEXT: Other: 0 |
| # CHECK-NEXT: Section: Undefined |
| # CHECK-NEXT: } |
| # CHECK-NEXT: Symbol { |
| # CHECK-NEXT: Name: foo1@ |
| # CHECK-NEXT: Value: 0x201000 |
| # CHECK-NEXT: Size: 0 |
| # CHECK-NEXT: Binding: Global (0x1) |
| # CHECK-NEXT: Type: None (0x0) |
| # CHECK-NEXT: Other: 0 |
| # CHECK-NEXT: Section: .text (0x4) |
| # CHECK-NEXT: } |
| # CHECK-NEXT: ] |
| |
| |
| ## Now export all the foo1, foo2, and foo31 symbols |
| # RUN: echo "{ foo1; foo2; foo31; };" > %t.list |
| # RUN: ld.lld --hash-style=sysv --dynamic-list %t.list %t %t2.so -o %t.exe |
| # RUN: llvm-readobj -dyn-symbols %t.exe | FileCheck -check-prefix=CHECK2 %s |
| # RUN: echo "{ foo1; foo2; };" > %t1.list |
| # RUN: echo "{ foo31; };" > %t2.list |
| # RUN: ld.lld --hash-style=sysv --dynamic-list %t1.list --dynamic-list %t2.list %t %t2.so -o %t.exe |
| # RUN: llvm-readobj -dyn-symbols %t.exe | FileCheck -check-prefix=CHECK2 %s |
| |
| # CHECK2: DynamicSymbols [ |
| # CHECK2-NEXT: Symbol { |
| # CHECK2-NEXT: Name: @ |
| # CHECK2-NEXT: Value: 0x0 |
| # CHECK2-NEXT: Size: 0 |
| # CHECK2-NEXT: Binding: Local |
| # CHECK2-NEXT: Type: None |
| # CHECK2-NEXT: Other: 0 |
| # CHECK2-NEXT: Section: Undefined |
| # CHECK2-NEXT: } |
| # CHECK2-NEXT: Symbol { |
| # CHECK2-NEXT: Name: foo1@ |
| # CHECK2-NEXT: Value: 0x201000 |
| # CHECK2-NEXT: Size: 0 |
| # CHECK2-NEXT: Binding: Global (0x1) |
| # CHECK2-NEXT: Type: None (0x0) |
| # CHECK2-NEXT: Other: 0 |
| # CHECK2-NEXT: Section: .text (0x4) |
| # CHECK2-NEXT: } |
| # CHECK2-NEXT: Symbol { |
| # CHECK2-NEXT: Name: foo2@ |
| # CHECK2-NEXT: Value: 0x201001 |
| # CHECK2-NEXT: Size: 0 |
| # CHECK2-NEXT: Binding: Global (0x1) |
| # CHECK2-NEXT: Type: None (0x0) |
| # CHECK2-NEXT: Other: 0 |
| # CHECK2-NEXT: Section: .text (0x4) |
| # CHECK2-NEXT: } |
| # CHECK2-NEXT: Symbol { |
| # CHECK2-NEXT: Name: foo31@ |
| # CHECK2-NEXT: Value: 0x201002 |
| # CHECK2-NEXT: Size: 0 |
| # CHECK2-NEXT: Binding: Global (0x1) |
| # CHECK2-NEXT: Type: None (0x0) |
| # CHECK2-NEXT: Other: 0 |
| # CHECK2-NEXT: Section: .text (0x4) |
| # CHECK2-NEXT: } |
| # CHECK2-NEXT: ] |
| |
| |
| ## --export-dynamic overrides --dynamic-list, i.e. --export-dynamic with an |
| ## incomplete dynamic-list still exports everything. |
| # RUN: echo "{ foo2; };" > %t.list |
| # RUN: ld.lld --hash-style=sysv --dynamic-list %t.list --export-dynamic %t %t2.so -o %t.exe |
| # RUN: llvm-readobj -dyn-symbols %t.exe | FileCheck -check-prefix=CHECK3 %s |
| |
| ## The same with --export-dynamic-symbol. |
| # RUN: ld.lld --hash-style=sysv --export-dynamic-symbol=foo2 --export-dynamic %t %t2.so -o %t.exe |
| # RUN: llvm-readobj -dyn-symbols %t.exe | FileCheck -check-prefix=CHECK3 %s |
| |
| # CHECK3: DynamicSymbols [ |
| # CHECK3-NEXT: Symbol { |
| # CHECK3-NEXT: Name: @ |
| # CHECK3-NEXT: Value: 0x0 |
| # CHECK3-NEXT: Size: 0 |
| # CHECK3-NEXT: Binding: Local |
| # CHECK3-NEXT: Type: None |
| # CHECK3-NEXT: Other: 0 |
| # CHECK3-NEXT: Section: Undefined |
| # CHECK3-NEXT: } |
| # CHECK3-NEXT: Symbol { |
| # CHECK3-NEXT: Name: _start@ |
| # CHECK3-NEXT: Value: 0x201003 |
| # CHECK3-NEXT: Size: 0 |
| # CHECK3-NEXT: Binding: Global (0x1) |
| # CHECK3-NEXT: Type: None (0x0) |
| # CHECK3-NEXT: Other: 0 |
| # CHECK3-NEXT: Section: .text (0x4) |
| # CHECK3-NEXT: } |
| # CHECK3-NEXT: Symbol { |
| # CHECK3-NEXT: Name: foo1@ |
| # CHECK3-NEXT: Value: 0x201000 |
| # CHECK3-NEXT: Size: 0 |
| # CHECK3-NEXT: Binding: Global (0x1) |
| # CHECK3-NEXT: Type: None (0x0) |
| # CHECK3-NEXT: Other: 0 |
| # CHECK3-NEXT: Section: .text (0x4) |
| # CHECK3-NEXT: } |
| # CHECK3-NEXT: Symbol { |
| # CHECK3-NEXT: Name: foo2@ |
| # CHECK3-NEXT: Value: 0x201001 |
| # CHECK3-NEXT: Size: 0 |
| # CHECK3-NEXT: Binding: Global (0x1) |
| # CHECK3-NEXT: Type: None (0x0) |
| # CHECK3-NEXT: Other: 0 |
| # CHECK3-NEXT: Section: .text (0x4) |
| # CHECK3-NEXT: } |
| # CHECK3-NEXT: Symbol { |
| # CHECK3-NEXT: Name: foo31@ |
| # CHECK3-NEXT: Value: 0x201002 |
| # CHECK3-NEXT: Size: 0 |
| # CHECK3-NEXT: Binding: Global (0x1) |
| # CHECK3-NEXT: Type: None (0x0) |
| # CHECK3-NEXT: Other: 0 |
| # CHECK3-NEXT: Section: .text (0x4) |
| # CHECK3-NEXT: } |
| # CHECK3-NEXT: ] |
| |
| .globl foo1 |
| foo1: |
| ret |
| |
| .globl foo2 |
| foo2: |
| ret |
| |
| .globl foo31 |
| foo31: |
| ret |
| |
| .globl _start |
| _start: |
| retq |