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ba4b6a66c6
... even on targets preferring RELA. The section is only consumed by ld.lld which can handle REL. Follow-up to D104080 as I explained in the review. There are two advantages: * The D104080 code only handles RELA, so arm/i386/mips32 etc may warn for -fprofile-use=/-fprofile-sample-use= usage. * Decrease object file size for RELA targets While here, change the relocation to relocate weights, instead of 0,1,2,3,.. I failed to catch the issue during review.
121 lines
3.2 KiB
ArmAsm
121 lines
3.2 KiB
ArmAsm
# RUN: llvm-mc -filetype=obj -triple x86_64-pc-linux-gnu %s -o - | llvm-readobj -S --symbols --sd --cg-profile - | FileCheck %s
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.section .test,"aw",@progbits
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a: .word b
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.cg_profile a, b, 32
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.cg_profile freq, a, 11
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.cg_profile late, late2, 20
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.cg_profile .L.local, b, 42
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.globl late
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late:
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late2: .word 0
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late3:
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.L.local:
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# CHECK: Name: .llvm.call-graph-profile
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# CHECK-NEXT: Type: SHT_LLVM_CALL_GRAPH_PROFILE (0x6FFF4C09)
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# CHECK-NEXT: Flags [ (0x80000000)
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# CHECK-NEXT: SHF_EXCLUDE (0x80000000)
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# CHECK-NEXT: ]
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# CHECK-NEXT: Address:
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# CHECK-NEXT: Offset:
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# CHECK-NEXT: Size: 32
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# CHECK-NEXT: Link: 7
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# CHECK-NEXT: Info: 0
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# CHECK-NEXT: AddressAlignment: 1
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# CHECK-NEXT: EntrySize: 8
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# CHECK-NEXT: SectionData (
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# CHECK-NEXT: 0000: 20000000 00000000 0B000000 00000000
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# CHECK-NEXT: 0010: 14000000 00000000 2A000000 00000000
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# CHECK-NEXT: )
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# CHECK: Name: .rel.llvm.call-graph-profile (28)
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# CHECK-NEXT: Type: SHT_REL (0x9)
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# CHECK-NEXT: Flags [ (0x0)
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# CHECK-NEXT: ]
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# CHECK-NEXT: Address: 0x0
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# CHECK-NEXT: Offset: 0x140
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# CHECK-NEXT: Size: 128
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# CHECK-NEXT: Link: 7
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# CHECK-NEXT: Info: 5
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# CHECK-NEXT: AddressAlignment: 8
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# CHECK-NEXT: EntrySize: 16
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# CHECK-NEXT: SectionData (
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# CHECK-NEXT: 0000: 00000000 00000000 00000000 02000000
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# CHECK-NEXT: 0010: 00000000 00000000 00000000 05000000
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# CHECK-NEXT: 0020: 08000000 00000000 00000000 07000000
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# CHECK-NEXT: 0030: 08000000 00000000 00000000 02000000
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# CHECK-NEXT: 0040: 10000000 00000000 00000000 06000000
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# CHECK-NEXT: 0050: 10000000 00000000 00000000 03000000
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# CHECK-NEXT: 0060: 18000000 00000000 00000000 01000000
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# CHECK-NEXT: 0070: 18000000 00000000 00000000 05000000
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# CHECK-NEXT: )
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# CHECK: Symbols [
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# CHECK: Name: a
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# CHECK-NEXT: Value:
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# CHECK-NEXT: Size:
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# CHECK-NEXT: Binding: Local
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# CHECK-NEXT: Type:
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# CHECK-NEXT: Other:
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# CHECK-NEXT: Section: .test
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# CHECK: Name: late2
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# CHECK-NEXT: Value:
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# CHECK-NEXT: Size:
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# CHECK-NEXT: Binding: Local
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# CHECK-NEXT: Type:
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# CHECK-NEXT: Other:
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# CHECK-NEXT: Section: .test
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# CHECK: Name: late3
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# CHECK-NEXT: Value:
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# CHECK-NEXT: Size:
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# CHECK-NEXT: Binding: Local
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# CHECK-NEXT: Type:
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# CHECK-NEXT: Other:
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# CHECK-NEXT: Section: .test
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# CHECK: Name: b
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# CHECK-NEXT: Value:
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# CHECK-NEXT: Size:
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# CHECK-NEXT: Binding: Global
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# CHECK-NEXT: Type:
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# CHECK-NEXT: Other:
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# CHECK-NEXT: Section: Undefined
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# CHECK: Name: late
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# CHECK-NEXT: Value:
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# CHECK-NEXT: Size:
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# CHECK-NEXT: Binding: Global
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# CHECK-NEXT: Type:
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# CHECK-NEXT: Other:
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# CHECK-NEXT: Section: .test
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# CHECK: Name: freq
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# CHECK-NEXT: Value:
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# CHECK-NEXT: Size:
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# CHECK-NEXT: Binding: Global
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# CHECK-NEXT: Type:
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# CHECK-NEXT: Other:
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# CHECK-NEXT: Section: Undefined
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# CHECK: CGProfile [
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# CHECK-NEXT: CGProfileEntry {
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# CHECK-NEXT: From: a
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# CHECK-NEXT: To: b
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# CHECK-NEXT: Weight: 32
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# CHECK-NEXT: }
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# CHECK-NEXT: CGProfileEntry {
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# CHECK-NEXT: From: freq
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# CHECK-NEXT: To: a
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# CHECK-NEXT: Weight: 11
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# CHECK-NEXT: }
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# CHECK-NEXT: CGProfileEntry {
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# CHECK-NEXT: From: late
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# CHECK-NEXT: To: late2
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# CHECK-NEXT: Weight: 20
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# CHECK-NEXT: }
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# CHECK-NEXT: CGProfileEntry {
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# CHECK-NEXT: From:
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# CHECK-NEXT: To: b
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# CHECK-NEXT: Weight: 42
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# CHECK-NEXT: }
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# CHECK-NEXT: ]
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