| # RUN: yaml2obj %s -o %t |
| # RUN: llvm-objcopy --redefine-sym foo=oof --redefine-sym =wasempty --redefine-sym empty= %t %t2 |
| # RUN: llvm-readobj --symbols %t2 | FileCheck %s |
| # RUN: echo " bar rab #rename bar " > %t.rename1.txt |
| # RUN: echo "foo oof #rename foo " > %t.rename2.txt |
| # RUN: echo " empty ytpme #rename empty " >> %t.rename2.txt |
| # RUN: llvm-objcopy --redefine-syms %t.rename1.txt --redefine-syms %t.rename2.txt %t %t4 |
| # RUN: llvm-readobj --symbols %t4 | FileCheck %s --check-prefix=MULTIPLE-FILES |
| |
| !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_EXEC |
| Machine: EM_X86_64 |
| Sections: |
| - Name: .text |
| Type: SHT_PROGBITS |
| Flags: [ SHF_ALLOC, SHF_EXECINSTR ] |
| Address: 0x1000 |
| AddressAlign: 0x0000000000000010 |
| Content: "0000000000000000" |
| - Name: .data |
| Type: SHT_PROGBITS |
| Flags: [ SHF_ALLOC ] |
| Address: 0x2000 |
| AddressAlign: 0x0000000000000010 |
| Content: "0000000000000000" |
| Symbols: |
| - Name: foo |
| Type: STT_FUNC |
| Section: .text |
| Value: 0x1004 |
| Binding: STB_GLOBAL |
| - Name: bar |
| Type: STT_OBJECT |
| Section: .data |
| Value: 0x2000 |
| Size: 4 |
| Binding: STB_GLOBAL |
| - Name: empty |
| Type: STT_FUNC |
| Section: .text |
| Value: 0x1008 |
| Binding: STB_GLOBAL |
| - Type: STT_OBJECT |
| Section: .data |
| Value: 0x2008 |
| Binding: STB_GLOBAL |
| |
| #CHECK: Symbols [ |
| #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: oof |
| #CHECK-NEXT: Value: 0x1004 |
| #CHECK-NEXT: Size: 0 |
| #CHECK-NEXT: Binding: Global |
| #CHECK-NEXT: Type: Function |
| #CHECK-NEXT: Other: 0 |
| #CHECK-NEXT: Section: .text |
| #CHECK-NEXT: } |
| #CHECK-NEXT: Symbol { |
| #CHECK-NEXT: Name: bar |
| #CHECK-NEXT: Value: 0x2000 |
| #CHECK-NEXT: Size: 4 |
| #CHECK-NEXT: Binding: Global |
| #CHECK-NEXT: Type: Object |
| #CHECK-NEXT: Other: 0 |
| #CHECK-NEXT: Section: .data |
| #CHECK-NEXT: } |
| #CHECK-NEXT: Symbol { |
| #CHECK-NEXT: Name: (0) |
| #CHECK-NEXT: Value: 0x1008 |
| #CHECK-NEXT: Size: 0 |
| #CHECK-NEXT: Binding: Global |
| #CHECK-NEXT: Type: Function |
| #CHECK-NEXT: Other: 0 |
| #CHECK-NEXT: Section: .text |
| #CHECK-NEXT: } |
| #CHECK-NEXT: Symbol { |
| #CHECK-NEXT: Name: wasempty |
| #CHECK-NEXT: Value: 0x2008 |
| #CHECK-NEXT: Size: 0 |
| #CHECK-NEXT: Binding: Global |
| #CHECK-NEXT: Type: Object |
| #CHECK-NEXT: Other: 0 |
| #CHECK-NEXT: Section: .data |
| #CHECK-NEXT: } |
| |
| #MULTIPLE-FILES: Name: oof |
| #MULTIPLE-FILES-NEXT: Value: 0x1004 |
| #MULTIPLE-FILES: Name: rab |
| #MULTIPLE-FILES-NEXT: Value: 0x2000 |
| #MULTIPLE-FILES: Name: ytpme |
| #MULTIPLE-FILES-NEXT: Value: 0x1008 |
| |
| ## Show that it is not an error if a specified symbol is not present. |
| # RUN: llvm-objcopy %t2 %t5 --redefine-sym missing=blah |
| # RUN: cmp %t2 %t5 |
| |
| ## Show that --redefine-sym doesn't chain together. |
| # RUN: llvm-objcopy %t2 %t6 --redefine-sym oof=bob --redefine-sym bob=baz |
| # RUN: llvm-readobj %t6 --syms | FileCheck %s --check-prefix=CHAIN --implicit-check-not="Name: baz" |
| |
| # CHAIN: Name: bob |