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| author | Matthias Braun <matze@braunis.de> | 2016-07-16 01:36:18 +0000 |
|---|---|---|
| committer | Matthias Braun <matze@braunis.de> | 2016-07-16 01:36:18 +0000 |
| commit | 5d00b3213e42d09ec309ad8daf93c66d3d92ea0b (patch) | |
| tree | 3844364dc687ea17d07fceedaf059f343bbaabdf /llvm/lib/CodeGen | |
| parent | 3bfed9663244793cc153d02514893e4ff147e9e3 (diff) | |
| download | bcm5719-llvm-5d00b3213e42d09ec309ad8daf93c66d3d92ea0b.tar.gz bcm5719-llvm-5d00b3213e42d09ec309ad8daf93c66d3d92ea0b.zip | |
MIParser: reject subregister indexes on physregs
llvm-svn: 275658
Diffstat (limited to 'llvm/lib/CodeGen')
| -rw-r--r-- | llvm/lib/CodeGen/MIRParser/MIParser.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/MIRParser/MIParser.cpp b/llvm/lib/CodeGen/MIRParser/MIParser.cpp index 0b5c59dee0c..b3fd16f1588 100644 --- a/llvm/lib/CodeGen/MIRParser/MIParser.cpp +++ b/llvm/lib/CodeGen/MIRParser/MIParser.cpp @@ -962,6 +962,8 @@ bool MIParser::parseRegisterOperand(MachineOperand &Dest, if (Token.is(MIToken::colon)) { if (parseSubRegisterIndex(SubReg)) return true; + if (!TargetRegisterInfo::isVirtualRegister(Reg)) + return error("subregister index expects a virtual register"); } if ((Flags & RegState::Define) == 0) { if (consumeIfPresent(MIToken::lparen)) { |
