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## Test how we create SHT_LLVM_CALL_GRAPH_PROFILE sections.
## Test that the content of SHT_LLVM_CALL_GRAPH_PROFILE sections
## for 32/64-bit little/big endian targets is correct.
# RUN: yaml2obj --docnum=1 -D BITS=64 -D ENCODE=LSB %s -o %t.le64
# RUN: llvm-readobj --cg-profile --sections --section-data %t.le64 | FileCheck %s --check-prefixes=BASIC,BASIC-LE
# RUN: yaml2obj --docnum=1 -D BITS=64 -D ENCODE=MSB %s -o %t.be64
# RUN: llvm-readobj --cg-profile --sections --section-data %t.be64 | FileCheck %s --check-prefixes=BASIC,BASIC-BE
# RUN: yaml2obj --docnum=1 -D BITS=32 -D ENCODE=LSB %s -o %t.le32
# RUN: llvm-readobj --cg-profile --sections --section-data %t.le32 | FileCheck %s --check-prefixes=BASIC,BASIC-LE
# RUN: yaml2obj --docnum=1 -D BITS=32 -D ENCODE=MSB %s -o %t.be32
# RUN: llvm-readobj --cg-profile --sections --section-data %t.be32 | FileCheck %s --check-prefixes=BASIC,BASIC-BE
# BASIC: Name: .llvm.call-graph-profile
# BASIC-NEXT: Type: SHT_LLVM_CALL_GRAPH_PROFILE
# BASIC-NEXT: Flags [
# BASIC-NEXT: ]
# BASIC-NEXT: Address: 0x0
# BASIC-NEXT: Offset:
# BASIC-NEXT: Size: 32
## Check that we link SHT_LLVM_CALL_GRAPH_PROFILE section with .symtab by default.
# BASIC-NEXT: Link: [[SYMTABNDX:.*]]
# BASIC-NEXT: Info: 0
# BASIC-NEXT: AddressAlignment: 0
## Check that the entry size is set to 16 by default.
# BASIC-NEXT: EntrySize: 16
# BASIC-NEXT: SectionData (
# BASIC-LE-NEXT: 0000: 01000000 02000000 59000000 00000000
# BASIC-LE-NEXT: 0010: 02000000 01000000 62000000 00000000
# BASIC-BE-NEXT: 0000: 00000001 00000002 00000000 00000059
# BASIC-BE-NEXT: 0010: 00000002 00000001 00000000 00000062
# BASIC-NEXT: )
# BASIC-NEXT: }
# BASIC-NEXT: Section {
# BASIC-NEXT: Index: [[SYMTABNDX]]
# BASIC-NEXT: Name: .symtab
# BASIC: CGProfile [
# BASIC-NEXT: CGProfileEntry {
# BASIC-NEXT: From: foo (1)
# BASIC-NEXT: To: bar (2)
# BASIC-NEXT: Weight: 89
# BASIC-NEXT: }
# BASIC-NEXT: CGProfileEntry {
# BASIC-NEXT: From: bar (2)
# BASIC-NEXT: To: foo (1)
# BASIC-NEXT: Weight: 98
# BASIC-NEXT: }
# BASIC-NEXT: ]
--- !ELF
FileHeader:
Class: ELFCLASS[[BITS]]
Data: ELFDATA2[[ENCODE]]
Type: ET_DYN
Machine: EM_X86_64
Sections:
- Name: .llvm.call-graph-profile
Type: SHT_LLVM_CALL_GRAPH_PROFILE
Entries:
- From: 1
To: 2
Weight: 89
- From: 2
To: 1
Weight: 98
Symbols:
- Name: foo
- Name: bar
## Check we can set arbitrary sh_link and sh_entsize values.
## Check we can specify neither "Content" nor "Entries" tags.
# RUN: yaml2obj --docnum=2 %s -o %t.link
# RUN: llvm-readelf --sections %t.link | FileCheck %s --check-prefix=LINK
# LINK: [Nr] Name Type Address Off Size ES Flg Lk
# LINK: [ 1] .llvm.foo LLVM_CALL_GRAPH_PROFILE 0000000000000000 000040 000000 00 0
# LINK: [ 2] .llvm.bar LLVM_CALL_GRAPH_PROFILE 0000000000000000 000040 000000 ff 255
--- !ELF
FileHeader:
Class: ELFCLASS64
Data: ELFDATA2LSB
Type: ET_DYN
Machine: EM_X86_64
Sections:
- Name: .llvm.foo
Type: SHT_LLVM_CALL_GRAPH_PROFILE
Link: 0x0
EntSize: 0
- Name: .llvm.bar
Type: SHT_LLVM_CALL_GRAPH_PROFILE
Link: 0xFF
EntSize: 0xFF
## Check we can't specify both "Content" and "Entries" tags.
# RUN: not yaml2obj --docnum=3 %s 2>&1 | FileCheck %s --check-prefix=BOTH
# BOTH: error: "Entries" and "Content" can't be used together
--- !ELF
FileHeader:
Class: ELFCLASS64
Data: ELFDATA2LSB
Type: ET_DYN
Machine: EM_X86_64
Sections:
- Name: .llvm.foo
Type: SHT_LLVM_CALL_GRAPH_PROFILE
Content: ""
Entries: []
## Check we can refer to symbols by name.
# RUN: yaml2obj --docnum=4 %s -o %t.sym
# RUN: llvm-readobj --cg-profile %t.sym | FileCheck %s --check-prefix=SYMBOL-NAMES
# SYMBOL-NAMES: CGProfile [
# SYMBOL-NAMES-NEXT: CGProfileEntry {
# SYMBOL-NAMES-NEXT: From: foo (1)
# SYMBOL-NAMES-NEXT: To: bar (2)
# SYMBOL-NAMES-NEXT: Weight: 10
# SYMBOL-NAMES-NEXT: }
# SYMBOL-NAMES-NEXT: CGProfileEntry {
# SYMBOL-NAMES-NEXT: From: foo (1)
# SYMBOL-NAMES-NEXT: To: foo (3)
# SYMBOL-NAMES-NEXT: Weight: 30
# SYMBOL-NAMES-NEXT: }
# SYMBOL-NAMES-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:
## Case 1: Test we can use symbol names to describe an entry.
- From: foo
To: bar
Weight: 10
## Case 2: Test we can refer to symbols with suffixes.
- From: foo
To: 'foo (1)'
Weight: 30
Symbols:
- Name: foo
- Name: bar
- Name: 'foo (1)'
## Check we can describe SHT_LLVM_CALL_GRAPH_PROFILE sections using the "Content" tag.
# RUN: yaml2obj --docnum=5 %s -o %t.content
# RUN: llvm-readobj --sections --section-data %t.content | FileCheck %s --check-prefix=CONTENT
# CONTENT: Name: .llvm.call-graph-profile
# CONTENT: SectionData (
# CONTENT-NEXT: 0000: 11223344 |
# CONTENT-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
Content: "11223344"
## Check we can't reference unknown symbols by name.
# RUN: not yaml2obj --docnum=6 %s 2>&1 | FileCheck %s --check-prefix=UNKNOWN-NAME
# RUN: not yaml2obj --docnum=7 %s 2>&1 | FileCheck %s --check-prefix=UNKNOWN-NAME
# UNKNOWN-NAME: error: unknown symbol referenced: 'bar' by YAML section '.llvm.call-graph-profile'
--- !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
## The first symbol is valid, but the second is unknown.
Entries:
- From: foo
To: bar
Weight: 10
Symbols:
- Name: foo
--- !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
## The first symbol is unknown, but the second is valid.
Entries:
- From: bar
To: foo
Weight: 10
Symbols:
- Name: foo
## Check we can specify arbitrary symbol indexes for an SHT_LLVM_CALL_GRAPH_PROFILE section entry.
# RUN: yaml2obj --docnum=8 %s -o %t.unk
# RUN: llvm-readobj --sections --section-data %t.unk | FileCheck %s --check-prefix=UNKNOWN-INDEX
# UNKNOWN-INDEX: Name: .llvm.call-graph-profile
# UNKNOWN-INDEX: SectionData (
# UNKNOWN-INDEX-NEXT: 0000: 01000000 02000000 03000000 00000000 |
# UNKNOWN-INDEX-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:
- From: 1
To: 2
Weight: 3
|
