ARM add some pre-UAL VFP mnemonics for convenience when porting old code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146296 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/AsmParser/ARMAsmParser.cpp b/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
index f616bea..19706e9 100644
--- a/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
+++ b/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
@@ -4523,9 +4523,18 @@
return Mnemonic.startswith("vldm") || Mnemonic.startswith("vstm");
}
+static void applyMnemonicAliases(StringRef &Mnemonic, unsigned Features);
/// Parse an arm instruction mnemonic followed by its operands.
bool ARMAsmParser::ParseInstruction(StringRef Name, SMLoc NameLoc,
SmallVectorImpl<MCParsedAsmOperand*> &Operands) {
+ // Apply mnemonic aliases before doing anything else, as the destination
+ // mnemnonic may include suffices and we want to handle them normally.
+ // The generic tblgen'erated code does this later, at the start of
+ // MatchInstructionImpl(), but that's too late for aliases that include
+ // any sort of suffix.
+ unsigned AvailableFeatures = getAvailableFeatures();
+ applyMnemonicAliases(Name, AvailableFeatures);
+
// Create the leading tokens for the mnemonic, split by '.' characters.
size_t Start = 0, Next = Name.find('.');
StringRef Mnemonic = Name.slice(Start, Next);