Please use GitHub pull requests for new patches. Avoid migrating existing patches. Phabricator shutdown timeline

CodeGen: Use memset for bytewise values with any size
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Authored by vitalybuka on Jul 9 2019, 1:46 AM.

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Reviewers

eugenis
pcc
jfb

Summary

It was already done for zeros, now we support any bytes

Diff Detail

Repository

rG LLVM Github Monorepo

Build Status

Buildable 34568
Build 34567: arc lint + arc unit

Event Timeline

vitalybuka created this revision.Jul 9 2019, 1:46 AM

Herald added a project: Restricted Project. · View Herald TranscriptJul 9 2019, 1:47 AM

Herald added subscribers: cfe-commits, dexonsmith, javed.absar. · View Herald Transcript

Harbormaster completed remote builds in B34568: Diff 208613.Jul 9 2019, 1:47 AM

vitalybuka added a parent revision: D64387: CodeGen: Do not memset if following stores will overwrite entire variable.Jul 9 2019, 1:47 AM

vitalybuka planned changes to this revision.May 24 2023, 5:15 PM

Herald added a project: Restricted Project. · View Herald TranscriptMay 24 2023, 5:15 PM

Revision Contents
Changeset List

Path

Size

clang/

lib/

CodeGen/

CGDecl.cpp

15 lines

test/

CodeGen/

arm-swiftcall.c

5 lines

dump-struct-builtin.c

3 lines

init-memset.c

2 lines

windows-swiftcall.c

9 lines

CodeGenCXX/

auto-var-init.cpp

235 lines

references.cpp

2 lines

Diff 208613

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clang/lib/CodeGen/CGDecl.cpp

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clang/test/CodeGen/arm-swiftcall.c

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clang/test/CodeGen/dump-struct-builtin.c

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clang/test/CodeGen/init-memset.c

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clang/test/CodeGen/windows-swiftcall.c

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clang/test/CodeGenCXX/auto-var-init.cpp

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clang/test/CodeGenCXX/references.cpp

Please use GitHub pull requests for new patches. Avoid migrating existing patches. Phabricator shutdown timeline

CodeGen: Use memset for bytewise values with any sizeChanges PlannedPublicActions

Details

Diff Detail

Event Timeline

Revision ContentsChangeset List

Diff 208613

clang/lib/CodeGen/CGDecl.cpp

clang/test/CodeGen/arm-swiftcall.c

clang/test/CodeGen/dump-struct-builtin.c

clang/test/CodeGen/init-memset.c

clang/test/CodeGen/windows-swiftcall.c

clang/test/CodeGenCXX/auto-var-init.cpp

clang/test/CodeGenCXX/references.cpp

CodeGen: Use memset for bytewise values with any size
Changes PlannedPublic
Actions

Revision Contents
Changeset List