| ## This test checks how we handle the --elf-cg-profile option. |
| |
| # RUN: yaml2obj %s -o %t.o |
| # RUN: llvm-readobj %t.o --cg-profile | FileCheck %s --check-prefix=LLVM |
| # RUN: llvm-readelf %t.o --cg-profile | FileCheck %s --check-prefix=GNU |
| # RUN: llvm-readobj %t.o --elf-cg-profile | FileCheck %s --check-prefix=LLVM |
| # RUN: llvm-readelf %t.o --elf-cg-profile | FileCheck %s --check-prefix=GNU |
| |
| # LLVM: CGProfile [ |
| # LLVM-NEXT: CGProfileEntry { |
| # LLVM-NEXT: From: foo (1) |
| # LLVM-NEXT: To: bar (2) |
| # LLVM-NEXT: Weight: 89 |
| # LLVM-NEXT: } |
| # LLVM-NEXT: CGProfileEntry { |
| # LLVM-NEXT: From: bar (2) |
| # LLVM-NEXT: To: foo (1) |
| # LLVM-NEXT: Weight: 98 |
| # LLVM-NEXT: } |
| # LLVM-NEXT: ] |
| |
| # GNU: GNUStyle::printCGProfile not implemented |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_DYN |
| Machine: EM_X86_64 |
| Sections: |
| - Name: .llvm.call-graph-profile |
| Type: SHT_LLVM_CALL_GRAPH_PROFILE |
| Entries: |
| - Weight: 89 |
| - Weight: 98 |
| EntSize: [[ENTSIZE=<none>]] |
| - Name: .rel.llvm.call-graph-profile |
| Type: SHT_REL |
| Info: .llvm.call-graph-profile |
| Relocations: |
| - Symbol: foo |
| Type: R_X86_64_NONE |
| - Offset: 0x0 |
| Symbol: bar |
| Type: R_X86_64_NONE |
| - Offset: 0x8 |
| Symbol: bar |
| Type: R_X86_64_NONE |
| - Offset: 0x8 |
| Symbol: foo |
| Type: R_X86_64_NONE |
| Symbols: |
| - Name: foo |
| - Name: bar |
| |
| ## Check we report a warning when unable to get the content of the SHT_LLVM_CALL_GRAPH_PROFILE section. |
| # RUN: yaml2obj %s -DENTSIZE=0xF -o %t2.o |
| # RUN: llvm-readobj %t2.o --cg-profile 2>&1 | FileCheck %s -DFILE=%t2.o --check-prefix=LLVM-ERR |
| # RUN: llvm-readelf %t2.o --cg-profile | FileCheck %s --check-prefix=GNU |
| |
| # LLVM-ERR: warning: '[[FILE]]': unable to load the SHT_LLVM_CALL_GRAPH_PROFILE section: section [index 1] has invalid sh_entsize: expected 8, but got 15 |
| |
| ## Check we report a warning when unable to dump a name of a symbol. |
| # RUN: yaml2obj %s --docnum=2 -o %t3.o |
| # RUN: llvm-readobj %t3.o --cg-profile 2>&1 | FileCheck %s -DFILE=%t3.o --check-prefix=LLVM-BROKEN-SYM |
| # RUN: llvm-readelf %t3.o --cg-profile | FileCheck %s --check-prefix=GNU |
| |
| # LLVM-BROKEN-SYM: CGProfile [ |
| # LLVM-BROKEN-SYM-NEXT: CGProfileEntry { |
| # LLVM-BROKEN-SYM-NEXT: From: A (1) |
| # LLVM-BROKEN-SYM-NEXT: warning: '[[FILE]]': unable to read the name of symbol with index 2: st_name (0xff) is past the end of the string table of size 0x5 |
| # LLVM-BROKEN-SYM-NEXT: To: <?> (2) |
| # LLVM-BROKEN-SYM-NEXT: Weight: 10 |
| # LLVM-BROKEN-SYM-NEXT: } |
| # LLVM-BROKEN-SYM-NEXT: CGProfileEntry { |
| # LLVM-BROKEN-SYM-NEXT: From: <?> (2) |
| # LLVM-BROKEN-SYM-NEXT: To: B (3) |
| # LLVM-BROKEN-SYM-NEXT: Weight: 20 |
| # LLVM-BROKEN-SYM-NEXT: } |
| # LLVM-BROKEN-SYM-NEXT: CGProfileEntry { |
| # LLVM-BROKEN-SYM-NEXT: From: (0) |
| # LLVM-BROKEN-SYM-NEXT: warning: '[[FILE]]': unable to read the name of symbol with index 4: unable to get symbol from section [index 4]: invalid symbol index (4) |
| # LLVM-BROKEN-SYM-NEXT: To: <?> (4) |
| # LLVM-BROKEN-SYM-NEXT: Weight: 20 |
| # LLVM-BROKEN-SYM-NEXT: } |
| # LLVM-BROKEN-SYM-NEXT: ] |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_DYN |
| Machine: EM_X86_64 |
| Sections: |
| - Name: .llvm.call-graph-profile |
| Type: SHT_LLVM_CALL_GRAPH_PROFILE |
| Entries: |
| - Weight: 10 |
| - Weight: 20 |
| - Weight: 20 |
| - Name: .rel.llvm.call-graph-profile |
| Type: SHT_REL |
| Info: .llvm.call-graph-profile |
| Relocations: |
| - Symbol: 1 |
| Type: R_X86_64_NONE |
| - Offset: 0x0 |
| Symbol: 2 |
| Type: R_X86_64_NONE |
| - Offset: 0x8 |
| Symbol: 2 |
| Type: R_X86_64_NONE |
| - Offset: 0x8 |
| Symbol: 3 |
| Type: R_X86_64_NONE |
| - Offset: 0x10 |
| Symbol: 0x0 ## Null symbol. |
| Type: R_X86_64_NONE |
| - Offset: 0x10 |
| Symbol: 0x4 ## This index goes past the end of the symbol table. |
| Type: R_X86_64_NONE |
| - Name: .strtab |
| Type: SHT_STRTAB |
| Content: "0041004200" ## '\0', 'A', '\0', 'B', '\0' |
| Symbols: |
| - StName: 1 ## 'A' |
| - StName: 0xFF ## An arbitrary currupted index in the string table. |
| - StName: 3 ## 'B' |
| |
| ## Check we report a warning when a relocation section is not present. |
| # RUN: yaml2obj %s --docnum=3 -o %t4.o |
| # RUN: llvm-readobj %t4.o --cg-profile 2>&1 | FileCheck %s -DFILE=%t4.o --check-prefix=LLVM-NO-RELOC |
| # RUN: llvm-readobj %t4.o --elf-cg-profile 2>&1 | FileCheck %s -DFILE=%t4.o --check-prefix=LLVM-NO-RELOC |
| |
| # LLVM-NO-RELOC: warning: '[[FILE]]': relocation section for a call graph section doesn't exist |
| # LLVM-NO-RELOC-NEXT: CGProfile [ |
| # LLVM-NO-RELOC-NEXT: CGProfileEntry { |
| # LLVM-NO-RELOC-NEXT: Weight: 89 |
| # LLVM-NO-RELOC-NEXT: } |
| # LLVM-NO-RELOC-NEXT: CGProfileEntry { |
| # LLVM-NO-RELOC-NEXT: Weight: 98 |
| # LLVM-NO-RELOC-NEXT: } |
| # LLVM-NO-RELOC-NEXT: ] |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_DYN |
| Sections: |
| - Name: .llvm.call-graph-profile |
| Type: SHT_LLVM_CALL_GRAPH_PROFILE |
| Entries: |
| - Weight: 89 |
| - Weight: 98 |
| Symbols: |
| - Name: foo |
| - Name: bar |
| |
| ## Check we report a warning when the number of relocation section entries does not match the number of call graph entries. |
| # RUN: yaml2obj %s --docnum=4 -o %t5.o |
| # RUN: llvm-readobj %t5.o --cg-profile 2>&1 | FileCheck %s -DFILE=%t5.o --check-prefix=LLVM-RELOC-GRAPH-NOT-MATCH |
| # RUN: llvm-readobj %t5.o --elf-cg-profile 2>&1 | FileCheck %s -DFILE=%t5.o --check-prefix=LLVM-RELOC-GRAPH-NOT-MATCH |
| |
| # LLVM-RELOC-GRAPH-NOT-MATCH: warning: '[[FILE]]': number of from/to pairs does not match number of frequencies |
| # LLVM-RELOC-GRAPH-NOT-MATCH-NEXT: CGProfile [ |
| # LLVM-RELOC-GRAPH-NOT-MATCH-NEXT: CGProfileEntry { |
| # LLVM-RELOC-GRAPH-NOT-MATCH-NEXT: Weight: 89 |
| # LLVM-RELOC-GRAPH-NOT-MATCH-NEXT: } |
| # LLVM-RELOC-GRAPH-NOT-MATCH-NEXT: CGProfileEntry { |
| # LLVM-RELOC-GRAPH-NOT-MATCH-NEXT: Weight: 98 |
| # LLVM-RELOC-GRAPH-NOT-MATCH-NEXT: } |
| # LLVM-RELOC-GRAPH-NOT-MATCH-NEXT: ] |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_DYN |
| Machine: EM_X86_64 |
| Sections: |
| - Name: .llvm.call-graph-profile |
| Type: SHT_LLVM_CALL_GRAPH_PROFILE |
| Entries: |
| - Weight: 89 |
| - Weight: 98 |
| - Name: .rel.llvm.call-graph-profile |
| Type: SHT_REL |
| Info: .llvm.call-graph-profile |
| Relocations: |
| - Symbol: foo |
| Type: R_X86_64_NONE |
| - Offset: 0x0 |
| Symbol: bar |
| Type: R_X86_64_NONE |
| - Offset: 0x8 |
| Symbol: bar |
| Type: R_X86_64_NONE |
| - Offset: 0x8 |
| Symbol: foo |
| Type: R_X86_64_NONE |
| - Offset: 0x10 |
| Symbol: foo |
| Type: R_X86_64_NONE |
| Symbols: |
| - Name: foo |
| - Name: bar |
| |
| ## Check we report a warning when a REL relocation section can't be loaded. |
| # RUN: yaml2obj %s --docnum=5 -o %t6.o |
| # RUN: llvm-readobj %t6.o --cg-profile 2>&1 | FileCheck %s -DFILE=%t6.o --check-prefix=LLVM-RELOC-WRONG-SIZE |
| # RUN: llvm-readobj %t6.o --elf-cg-profile 2>&1 | FileCheck %s -DFILE=%t6.o --check-prefix=LLVM-RELOC-WRONG-SIZE |
| |
| # LLVM-RELOC-WRONG-SIZE: warning: '[[FILE]]': unable to load relocations for SHT_LLVM_CALL_GRAPH_PROFILE section: section [index 2] has invalid sh_entsize: expected 16, but got 24 |
| # LLVM-RELOC-WRONG-SIZE-NEXT: CGProfile [ |
| # LLVM-RELOC-WRONG-SIZE-NEXT: CGProfileEntry { |
| # LLVM-RELOC-WRONG-SIZE-NEXT: Weight: 89 |
| # LLVM-RELOC-WRONG-SIZE-NEXT: } |
| # LLVM-RELOC-WRONG-SIZE-NEXT: CGProfileEntry { |
| # LLVM-RELOC-WRONG-SIZE-NEXT: Weight: 98 |
| # LLVM-RELOC-WRONG-SIZE-NEXT: } |
| # LLVM-RELOC-WRONG-SIZE-NEXT: ] |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_DYN |
| Machine: EM_X86_64 |
| Sections: |
| - Name: .llvm.call-graph-profile |
| Type: SHT_LLVM_CALL_GRAPH_PROFILE |
| Entries: |
| - Weight: 89 |
| - Weight: 98 |
| - Name: .rel.llvm.call-graph-profile |
| Type: SHT_REL |
| Info: .llvm.call-graph-profile |
| Relocations: |
| - Symbol: foo |
| Type: R_X86_64_NONE |
| - Offset: 0x0 |
| Symbol: bar |
| Type: R_X86_64_NONE |
| - Offset: 0x8 |
| Symbol: bar |
| Type: R_X86_64_NONE |
| - Offset: 0x8 |
| Symbol: foo |
| Type: R_X86_64_NONE |
| EntSize: 24 |
| Symbols: |
| - Name: foo |
| - Name: bar |
| |
| ## GNU strip may convert SHT_REL to SHT_RELA. Test we can handle SHT_RELA. |
| # RUN: yaml2obj %s --docnum=6 -o %t7.o |
| # RUN: llvm-readobj %t7.o --cg-profile | FileCheck %s --check-prefix=LLVM-RELA |
| # RUN: llvm-readelf %t7.o --cg-profile | FileCheck %s --check-prefix=GNU-RELA |
| |
| # LLVM-RELA: CGProfile [ |
| # LLVM-RELA-NEXT: CGProfileEntry { |
| # LLVM-RELA-NEXT: From: foo (1) |
| # LLVM-RELA-NEXT: To: bar (2) |
| # LLVM-RELA-NEXT: Weight: 89 |
| # LLVM-RELA-NEXT: } |
| # LLVM-RELA-NEXT: CGProfileEntry { |
| # LLVM-RELA-NEXT: From: bar (2) |
| # LLVM-RELA-NEXT: To: foo (1) |
| # LLVM-RELA-NEXT: Weight: 98 |
| # LLVM-RELA-NEXT: } |
| # LLVM-RELA-NEXT: ] |
| |
| # GNU-RELA: GNUStyle::printCGProfile not implemented |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_DYN |
| Machine: EM_X86_64 |
| Sections: |
| - Name: .llvm.call-graph-profile |
| Type: SHT_LLVM_CALL_GRAPH_PROFILE |
| Entries: |
| - Weight: 89 |
| - Weight: 98 |
| - Name: .rela.llvm.call-graph-profile |
| Type: SHT_RELA |
| Info: .llvm.call-graph-profile |
| Relocations: |
| - Symbol: foo |
| Type: R_X86_64_NONE |
| - Offset: 0x0 |
| Symbol: bar |
| Type: R_X86_64_NONE |
| - Offset: 0x8 |
| Symbol: bar |
| Type: R_X86_64_NONE |
| - Offset: 0x8 |
| Symbol: foo |
| Type: R_X86_64_NONE |
| Symbols: |
| - Name: foo |
| - Name: bar |
| |
| ## Check we report a warning when a RELA relocation section can't be loaded. |
| # RUN: yaml2obj %s --docnum=7 -o %t8.o |
| # RUN: llvm-readobj %t8.o --cg-profile 2>&1 | FileCheck %s -DFILE=%t8.o --check-prefix=LLVM-RELOC-WRONG-SIZE-RELA |
| # RUN: llvm-readobj %t8.o --elf-cg-profile 2>&1 | FileCheck %s -DFILE=%t8.o --check-prefix=LLVM-RELOC-WRONG-SIZE-RELA |
| |
| # LLVM-RELOC-WRONG-SIZE-RELA: warning: '[[FILE]]': unable to load relocations for SHT_LLVM_CALL_GRAPH_PROFILE section: section [index 2] has invalid sh_entsize: expected 24, but got 16 |
| # LLVM-RELOC-WRONG-SIZE-RELA-NEXT: CGProfile [ |
| # LLVM-RELOC-WRONG-SIZE-RELA-NEXT: CGProfileEntry { |
| # LLVM-RELOC-WRONG-SIZE-RELA-NEXT: Weight: 89 |
| # LLVM-RELOC-WRONG-SIZE-RELA-NEXT: } |
| # LLVM-RELOC-WRONG-SIZE-RELA-NEXT: CGProfileEntry { |
| # LLVM-RELOC-WRONG-SIZE-RELA-NEXT: Weight: 98 |
| # LLVM-RELOC-WRONG-SIZE-RELA-NEXT: } |
| # LLVM-RELOC-WRONG-SIZE-RELA-NEXT: ] |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_DYN |
| Machine: EM_X86_64 |
| Sections: |
| - Name: .llvm.call-graph-profile |
| Type: SHT_LLVM_CALL_GRAPH_PROFILE |
| Entries: |
| - Weight: 89 |
| - Weight: 98 |
| - Name: .rela.llvm.call-graph-profile |
| Type: SHT_RELA |
| Info: .llvm.call-graph-profile |
| Relocations: |
| - Symbol: foo |
| Type: R_X86_64_NONE |
| - Offset: 0x0 |
| Symbol: bar |
| Type: R_X86_64_NONE |
| - Offset: 0x8 |
| Symbol: bar |
| Type: R_X86_64_NONE |
| - Offset: 0x8 |
| Symbol: foo |
| Type: R_X86_64_NONE |
| EntSize: 16 |
| Symbols: |
| - Name: foo |
| - Name: bar |
