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MIR Serialization: Serialize the frame index machine operands.

Browse Source 
Reviewers: Duncan P. N. Exon Smith


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@242487 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Alex Lorenz
2015-07-16 23:37:45 +00:00
parent 1dd3d83c5e
commit ed2032f17a
10 changed files with 307 additions and 20 deletions
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33
lib/CodeGen/MIRParser/MILexer.cpp
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@@ -128,10 +128,39 @@ static Cursor maybeLexIndex(Cursor C, MIToken &Token, StringRef Rule,
return C;
}
static Cursor maybeLexIndexAndName(Cursor C, MIToken &Token, StringRef Rule,
MIToken::TokenKind Kind) {
if (!C.remaining().startswith(Rule) || !isdigit(C.peek(Rule.size())))
return None;
auto Range = C;
C.advance(Rule.size());
auto NumberRange = C;
while (isdigit(C.peek()))
C.advance();
StringRef Number = NumberRange.upto(C);
unsigned StringOffset = Rule.size() + Number.size();
if (C.peek() == '.') {
C.advance();
++StringOffset;
while (isIdentifierChar(C.peek()))
C.advance();
}
Token = MIToken(Kind, Range.upto(C), APSInt(Number), StringOffset);
return C;
}
static Cursor maybeLexJumpTableIndex(Cursor C, MIToken &Token) {
return maybeLexIndex(C, Token, "%jump-table.", MIToken::JumpTableIndex);
}
static Cursor maybeLexStackObject(Cursor C, MIToken &Token) {
return maybeLexIndexAndName(C, Token, "%stack.", MIToken::StackObject);
}
static Cursor maybeLexFixedStackObject(Cursor C, MIToken &Token) {
return maybeLexIndex(C, Token, "%fixed-stack.", MIToken::FixedStackObject);
}
static Cursor lexVirtualRegister(Cursor C, MIToken &Token) {
auto Range = C;
C.advance(); // Skip '%'
@@ -228,6 +257,10 @@ StringRef llvm::lexMIToken(
return R.remaining();
if (Cursor R = maybeLexJumpTableIndex(C, Token))
return R.remaining();
if (Cursor R = maybeLexStackObject(C, Token))
return R.remaining();
if (Cursor R = maybeLexFixedStackObject(C, Token))
return R.remaining();
if (Cursor R = maybeLexRegister(C, Token))
return R.remaining();
if (Cursor R = maybeLexGlobalValue(C, Token))