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| author | Nicolai Haehnle <nhaehnle@gmail.com> | 2016-07-04 08:01:29 +0000 |
|---|---|---|
| committer | Nicolai Haehnle <nhaehnle@gmail.com> | 2016-07-04 08:01:29 +0000 |
| commit | 84c9f9919a1b0e7a80af6854ec3507770ae854f7 (patch) | |
| tree | 130469c2de412fd58816b2edde5a9e917070dc91 /llvm/lib/AsmParser/LLParser.cpp | |
| parent | ac1823f6e947ffee2f5171a59cc2afc175b66781 (diff) | |
| download | llvm-84c9f9919a1b0e7a80af6854ec3507770ae854f7.zip llvm-84c9f9919a1b0e7a80af6854ec3507770ae854f7.tar.gz llvm-84c9f9919a1b0e7a80af6854ec3507770ae854f7.tar.bz2 | |
Add writeonly IR attribute
Summary:
This complements the earlier addition of IntrWriteMem and IntrWriteArgMem
LLVM intrinsic properties, see D18291.
Also start using the attribute for memset, memcpy, and memmove intrinsics,
and remove their special-casing in BasicAliasAnalysis.
Reviewers: reames, joker.eph
Subscribers: joker.eph, llvm-commits
Differential Revision: http://reviews.llvm.org/D18714
llvm-svn: 274485
Diffstat (limited to 'llvm/lib/AsmParser/LLParser.cpp')
| -rw-r--r-- | llvm/lib/AsmParser/LLParser.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/AsmParser/LLParser.cpp b/llvm/lib/AsmParser/LLParser.cpp index c5216a2..a2fcbf4 100644 --- a/llvm/lib/AsmParser/LLParser.cpp +++ b/llvm/lib/AsmParser/LLParser.cpp @@ -1098,6 +1098,7 @@ bool LLParser::ParseFnAttributeValuePairs(AttrBuilder &B, case lltok::kw_sanitize_memory: B.addAttribute(Attribute::SanitizeMemory); break; case lltok::kw_uwtable: B.addAttribute(Attribute::UWTable); break; + case lltok::kw_writeonly: B.addAttribute(Attribute::WriteOnly); break; // Error handling. case lltok::kw_inreg: @@ -1394,6 +1395,7 @@ bool LLParser::ParseOptionalParamAttrs(AttrBuilder &B) { case lltok::kw_sret: B.addAttribute(Attribute::StructRet); break; case lltok::kw_swifterror: B.addAttribute(Attribute::SwiftError); break; case lltok::kw_swiftself: B.addAttribute(Attribute::SwiftSelf); break; + case lltok::kw_writeonly: B.addAttribute(Attribute::WriteOnly); break; case lltok::kw_zeroext: B.addAttribute(Attribute::ZExt); break; case lltok::kw_alignstack: |