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204 lines
6.7 KiB
204 lines
6.7 KiB
4 months ago
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## Test how we dump SHT_LLVM_CALL_GRAPH_PROFILE sections for 32 and 64-bit targets.
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## Test we use the "Entries" property when it is possible to dump values correctly.
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# RUN: yaml2obj -D BITS=64 -D ENCODE=LSB %s -o %t.le64
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# RUN: obj2yaml %t.le64 | FileCheck %s --check-prefix=BASIC
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# RUN: yaml2obj -D BITS=64 -D ENCODE=MSB %s -o %t.be64
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# RUN: obj2yaml %t.be64 | FileCheck %s --check-prefix=BASIC
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# RUN: yaml2obj -D BITS=32 -D ENCODE=LSB %s -o %t.le32
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# RUN: obj2yaml %t.le32 | FileCheck %s --check-prefix=BASIC
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# RUN: yaml2obj -D BITS=32 -D ENCODE=MSB %s -o %t.be32
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# RUN: obj2yaml %t.be32 | FileCheck %s --check-prefix=BASIC
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# BASIC: Sections:
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# BASIC-NEXT: - Name: .llvm.call-graph-profile
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# BASIC-NEXT: Type: SHT_LLVM_CALL_GRAPH_PROFILE
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# BASIC-NEXT: Link: .symtab
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# BASIC-NEXT: EntSize: 0x10
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# BASIC-NEXT: Entries:
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# BASIC-NEXT: - From: foo
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# BASIC-NEXT: To: bar
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# BASIC-NEXT: Weight: 89
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# BASIC-NEXT: - From: bar
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# BASIC-NEXT: To: foo
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# BASIC-NEXT: Weight: 98
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# BASIC-NEXT: Symbols:
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--- !ELF
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FileHeader:
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Class: ELFCLASS[[BITS]]
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Data: ELFDATA2[[ENCODE]]
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Type: ET_DYN
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Sections:
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- Name: .llvm.call-graph-profile
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Type: SHT_LLVM_CALL_GRAPH_PROFILE
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Entries:
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- From: 1
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To: 2
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Weight: 89
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- From: 2
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To: 1
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Weight: 98
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Symbols:
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- Name: foo
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- Name: bar
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## Check how we handle broken cases.
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# RUN: yaml2obj --docnum=2 %s -o %t.invalid
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# RUN: obj2yaml %t.invalid | FileCheck %s --check-prefix=INVALID
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# INVALID: --- !ELF
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# INVALID-NEXT: FileHeader:
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# INVALID-NEXT: Class: ELFCLASS32
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# INVALID-NEXT: Data: ELFDATA2MSB
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# INVALID-NEXT: Type: ET_DYN
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# INVALID-NEXT: Sections:
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# INVALID-NEXT: - Name: .empty
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# INVALID-NEXT: Type: SHT_LLVM_CALL_GRAPH_PROFILE
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# INVALID-NEXT: Link: .symtab
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# INVALID-NEXT: EntSize: 0x10
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# INVALID-NEXT: - Name: .multiple.16.valid
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# INVALID-NEXT: Type: SHT_LLVM_CALL_GRAPH_PROFILE
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# INVALID-NEXT: Link: .symtab
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# INVALID-NEXT: EntSize: 0x10
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# INVALID-NEXT: Entries:
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# INVALID-NEXT: - From: foo
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# INVALID-NEXT: To: bar
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# INVALID-NEXT: Weight: 3
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# INVALID-NEXT: - Name: .non.multiple.16
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# INVALID-NEXT: Type: SHT_LLVM_CALL_GRAPH_PROFILE
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# INVALID-NEXT: Link: .symtab
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# INVALID-NEXT: EntSize: 0x10
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# INVALID-NEXT: Content: '0000000100000002000000000000000300'
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# INVALID-NEXT: - Name: .multiple.16.invalid
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# INVALID-NEXT: Type: SHT_LLVM_CALL_GRAPH_PROFILE
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# INVALID-NEXT: Link: .symtab
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# INVALID-NEXT: EntSize: 0x10
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# INVALID-NEXT: Content: 00112233445566778899AABBCCDDEEFF
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# INVALID-NEXT: - Name: .unknown.symbol.1
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# INVALID-NEXT: Type: SHT_LLVM_CALL_GRAPH_PROFILE
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# INVALID-NEXT: Link: .symtab
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# INVALID-NEXT: EntSize: 0x10
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# INVALID-NEXT: Content: 000000FF000000020000000000000003
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# INVALID-NEXT: - Name: .unknown.symbol.2
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# INVALID-NEXT: Type: SHT_LLVM_CALL_GRAPH_PROFILE
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# INVALID-NEXT: Link: .symtab
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# INVALID-NEXT: EntSize: 0x10
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# INVALID-NEXT: Content: 00000001000000FF0000000000000003
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# INVALID-NEXT: - Name: .link.to.symtable
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# INVALID-NEXT: Type: SHT_LLVM_CALL_GRAPH_PROFILE
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# INVALID-NEXT: Link: .symtab
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# INVALID-NEXT: EntSize: 0x10
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# INVALID-NEXT: Entries:
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# INVALID-NEXT: - From: foo
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# INVALID-NEXT: To: bar
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# INVALID-NEXT: Weight: 0
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# INVALID-NEXT: - Name: .link.to.non.symtable.1
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# INVALID-NEXT: Type: SHT_LLVM_CALL_GRAPH_PROFILE
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# INVALID-NEXT: EntSize: 0x10
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# INVALID-NEXT: Content: '00000001000000020000000000000000'
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# INVALID-NEXT: - Name: .link.to.non.symtable.2
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# INVALID-NEXT: Type: SHT_LLVM_CALL_GRAPH_PROFILE
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# INVALID-NEXT: Link: .empty
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# INVALID-NEXT: EntSize: 0x10
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# INVALID-NEXT: Content: '00000001000000020000000000000000'
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# INVALID-NEXT: - Name: .zero.entry.size
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# INVALID-NEXT: Type: SHT_LLVM_CALL_GRAPH_PROFILE
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# INVALID-NEXT: Link: .symtab
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# INVALID-NEXT: Entries:
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# INVALID-NEXT: - From: foo
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# INVALID-NEXT: To: bar
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# INVALID-NEXT: Weight: 0
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# INVALID-NEXT: - Name: .invalid.entry.size
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# INVALID-NEXT: Type: SHT_LLVM_CALL_GRAPH_PROFILE
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# INVALID-NEXT: Link: .symtab
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# INVALID-NEXT: EntSize: 0x1
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# INVALID-NEXT: Entries:
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# INVALID-NEXT: - From: foo
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# INVALID-NEXT: To: bar
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# INVALID-NEXT: Weight: 0
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# INVALID-NEXT: Symbols:
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# INVALID-NEXT: - Name: foo
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# INVALID-NEXT: - Name: bar
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--- !ELF
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FileHeader:
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Class: ELFCLASS32
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Data: ELFDATA2MSB
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Type: ET_DYN
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Sections:
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## Case 1: Content is empty.
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- Name: .empty
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Type: SHT_LLVM_CALL_GRAPH_PROFILE
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## Case 2: Check that we use the "Entries" property to dump the data when it
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## has a size that is a multiple of 16 and is valid (it is possible to match
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## symbol indexes to symbols), but fallback to dumping the whole section
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## using the "Content" property otherwise.
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## TODO: Teach yaml2obj to accept 'Size' key for SHT_LLVM_CALL_GRAPH_PROFILE
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## sections and use Entries for cases below.
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- Name: .multiple.16.valid
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Type: SHT_LLVM_CALL_GRAPH_PROFILE
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Content: "00000001000000020000000000000003"
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- Name: .non.multiple.16
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Type: SHT_LLVM_CALL_GRAPH_PROFILE
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Content: "0000000100000002000000000000000300"
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- Name: .multiple.16.invalid
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Type: SHT_LLVM_CALL_GRAPH_PROFILE
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Content: "00112233445566778899AABBCCDDEEFF"
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## Case 3: Check we use the "Content" property when unable to match a
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## symbol index to a symbol.
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- Name: .unknown.symbol.1
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Type: SHT_LLVM_CALL_GRAPH_PROFILE
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Entries:
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- From: 0xff
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To: 2
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Weight: 3
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- Name: .unknown.symbol.2
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Type: SHT_LLVM_CALL_GRAPH_PROFILE
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Entries:
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- From: 1
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To: 0xff
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Weight: 3
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## Case 4: Check we use the "Content" property when a linked section
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## is not a symbol table.
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- Name: .link.to.symtable
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Type: SHT_LLVM_CALL_GRAPH_PROFILE
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Entries:
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- From: 1
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To: 2
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Weight: 0
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- Name: .link.to.non.symtable.1
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Type: SHT_LLVM_CALL_GRAPH_PROFILE
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Link: 0
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Entries:
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- From: 1
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To: 2
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Weight: 0
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- Name: .link.to.non.symtable.2
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Type: SHT_LLVM_CALL_GRAPH_PROFILE
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Link: 1
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Entries:
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- From: 1
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To: 2
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Weight: 0
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## Case 5: Check we can dump a section that has a sh_entsize that is not a multiple of 16.
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- Name: .zero.entry.size
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Type: SHT_LLVM_CALL_GRAPH_PROFILE
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EntSize: 0
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Entries:
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- From: 1
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To: 2
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Weight: 0
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- Name: .invalid.entry.size
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Type: SHT_LLVM_CALL_GRAPH_PROFILE
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EntSize: 1
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Entries:
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- From: 1
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To: 2
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Weight: 0
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Symbols:
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- Name: foo
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- Name: bar
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