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-rw-r--r--llvm/lib/MC/MCParser/AsmLexer.cpp42
-rw-r--r--llvm/lib/MC/MCParser/AsmParser.cpp37
-rw-r--r--llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp233
-rw-r--r--llvm/lib/Target/Mips/MCTargetDesc/MipsAsmBackend.cpp10
-rw-r--r--llvm/lib/Target/Mips/MCTargetDesc/MipsELFObjectWriter.cpp4
-rw-r--r--llvm/lib/Target/Mips/MCTargetDesc/MipsFixupKinds.h4
-rw-r--r--llvm/lib/Target/Mips/MCTargetDesc/MipsMCAsmInfo.cpp1
-rw-r--r--llvm/lib/Target/Mips/MCTargetDesc/MipsMCCodeEmitter.cpp5
8 files changed, 167 insertions, 169 deletions
diff --git a/llvm/lib/MC/MCParser/AsmLexer.cpp b/llvm/lib/MC/MCParser/AsmLexer.cpp
index be6e84460ea..7037bb1d5fa 100644
--- a/llvm/lib/MC/MCParser/AsmLexer.cpp
+++ b/llvm/lib/MC/MCParser/AsmLexer.cpp
@@ -11,7 +11,6 @@
//
//===----------------------------------------------------------------------===//
-#include "llvm/ADT/StringSwitch.h"
#include "llvm/MC/MCParser/AsmLexer.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/Support/MemoryBuffer.h"
@@ -601,46 +600,7 @@ AsmToken AsmLexer::LexToken() {
return AsmToken(AsmToken::ExclaimEqual, StringRef(TokStart, 2));
}
return AsmToken(AsmToken::Exclaim, StringRef(TokStart, 1));
- case '%':
- if (MAI.hasMipsExpressions()) {
- AsmToken::TokenKind Operator;
- unsigned OperatorLength;
-
- std::tie(Operator, OperatorLength) =
- StringSwitch<std::pair<AsmToken::TokenKind, unsigned>>(
- StringRef(CurPtr))
- .StartsWith("call16", {AsmToken::PercentCall16, 7})
- .StartsWith("call_hi", {AsmToken::PercentCall_Hi, 8})
- .StartsWith("call_lo", {AsmToken::PercentCall_Lo, 8})
- .StartsWith("dtprel_hi", {AsmToken::PercentDtprel_Hi, 10})
- .StartsWith("dtprel_lo", {AsmToken::PercentDtprel_Lo, 10})
- .StartsWith("got_disp", {AsmToken::PercentGot_Disp, 9})
- .StartsWith("got_hi", {AsmToken::PercentGot_Hi, 7})
- .StartsWith("got_lo", {AsmToken::PercentGot_Lo, 7})
- .StartsWith("got_ofst", {AsmToken::PercentGot_Ofst, 9})
- .StartsWith("got_page", {AsmToken::PercentGot_Page, 9})
- .StartsWith("gottprel", {AsmToken::PercentGottprel, 9})
- .StartsWith("got", {AsmToken::PercentGot, 4})
- .StartsWith("gp_rel", {AsmToken::PercentGp_Rel, 7})
- .StartsWith("higher", {AsmToken::PercentHigher, 7})
- .StartsWith("highest", {AsmToken::PercentHighest, 8})
- .StartsWith("hi", {AsmToken::PercentHi, 3})
- .StartsWith("lo", {AsmToken::PercentLo, 3})
- .StartsWith("neg", {AsmToken::PercentNeg, 4})
- .StartsWith("pcrel_hi", {AsmToken::PercentPcrel_Hi, 9})
- .StartsWith("pcrel_lo", {AsmToken::PercentPcrel_Lo, 9})
- .StartsWith("tlsgd", {AsmToken::PercentTlsgd, 6})
- .StartsWith("tlsldm", {AsmToken::PercentTlsldm, 7})
- .StartsWith("tprel_hi", {AsmToken::PercentTprel_Hi, 9})
- .StartsWith("tprel_lo", {AsmToken::PercentTprel_Lo, 9})
- .Default({AsmToken::Percent, 1});
-
- if (Operator != AsmToken::Percent) {
- CurPtr += OperatorLength - 1;
- return AsmToken(Operator, StringRef(TokStart, OperatorLength));
- }
- }
- return AsmToken(AsmToken::Percent, StringRef(TokStart, 1));
+ case '%': return AsmToken(AsmToken::Percent, StringRef(TokStart, 1));
case '/':
IsAtStartOfStatement = OldIsAtStartOfStatement;
return LexSlash();
diff --git a/llvm/lib/MC/MCParser/AsmParser.cpp b/llvm/lib/MC/MCParser/AsmParser.cpp
index 7a6d5dbd2d3..6d3240a3e11 100644
--- a/llvm/lib/MC/MCParser/AsmParser.cpp
+++ b/llvm/lib/MC/MCParser/AsmParser.cpp
@@ -1064,43 +1064,6 @@ bool AsmParser::parsePrimaryExpr(const MCExpr *&Res, SMLoc &EndLoc) {
return true;
Res = MCUnaryExpr::createNot(Res, getContext());
return false;
- // MIPS unary expression operators. The lexer won't generate these tokens if
- // MCAsmInfo::HasMipsExpressions is false for the target.
- case AsmToken::PercentCall16:
- case AsmToken::PercentCall_Hi:
- case AsmToken::PercentCall_Lo:
- case AsmToken::PercentDtprel_Hi:
- case AsmToken::PercentDtprel_Lo:
- case AsmToken::PercentGot:
- case AsmToken::PercentGot_Disp:
- case AsmToken::PercentGot_Hi:
- case AsmToken::PercentGot_Lo:
- case AsmToken::PercentGot_Ofst:
- case AsmToken::PercentGot_Page:
- case AsmToken::PercentGottprel:
- case AsmToken::PercentGp_Rel:
- case AsmToken::PercentHi:
- case AsmToken::PercentHigher:
- case AsmToken::PercentHighest:
- case AsmToken::PercentLo:
- case AsmToken::PercentNeg:
- case AsmToken::PercentPcrel_Hi:
- case AsmToken::PercentPcrel_Lo:
- case AsmToken::PercentTlsgd:
- case AsmToken::PercentTlsldm:
- case AsmToken::PercentTprel_Hi:
- case AsmToken::PercentTprel_Lo:
- Lex(); // Eat the operator.
- if (Lexer.isNot(AsmToken::LParen))
- return TokError("expected '(' after operator");
- Lex(); // Eat the operator.
- if (parseExpression(Res, EndLoc))
- return true;
- if (Lexer.isNot(AsmToken::RParen))
- return TokError("expected ')'");
- Lex(); // Eat the operator.
- Res = getTargetParser().createTargetUnaryExpr(Res, FirstTokenKind, Ctx);
- return !Res;
}
}
diff --git a/llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp b/llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp
index e3f0d16d660..0291ef929e2 100644
--- a/llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp
+++ b/llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp
@@ -252,6 +252,9 @@ class MipsAsmParser : public MCTargetAsmParser {
bool reportParseError(SMLoc Loc, Twine ErrorMsg);
bool parseMemOffset(const MCExpr *&Res, bool isParenExpr);
+ bool parseRelocOperand(const MCExpr *&Res);
+
+ const MCExpr *evaluateRelocExpr(const MCExpr *Expr, StringRef RelocStr);
bool isEvaluated(const MCExpr *Expr);
bool parseSetMips0Directive();
@@ -549,64 +552,6 @@ public:
void warnIfNoMacro(SMLoc Loc);
bool isLittle() const { return IsLittleEndian; }
-
- const MCExpr *createTargetUnaryExpr(const MCExpr *E,
- AsmToken::TokenKind OperatorToken,
- MCContext &Ctx) override {
- switch(OperatorToken) {
- default:
- llvm_unreachable("Unknown token");
- return nullptr;
- case AsmToken::PercentCall16:
- return MipsMCExpr::create(MipsMCExpr::MEK_GOT_CALL, E, Ctx);
- case AsmToken::PercentCall_Hi:
- return MipsMCExpr::create(MipsMCExpr::MEK_CALL_HI16, E, Ctx);
- case AsmToken::PercentCall_Lo:
- return MipsMCExpr::create(MipsMCExpr::MEK_CALL_LO16, E, Ctx);
- case AsmToken::PercentDtprel_Hi:
- return MipsMCExpr::create(MipsMCExpr::MEK_DTPREL_HI, E, Ctx);
- case AsmToken::PercentDtprel_Lo:
- return MipsMCExpr::create(MipsMCExpr::MEK_DTPREL_LO, E, Ctx);
- case AsmToken::PercentGot:
- return MipsMCExpr::create(MipsMCExpr::MEK_GOT, E, Ctx);
- case AsmToken::PercentGot_Disp:
- return MipsMCExpr::create(MipsMCExpr::MEK_GOT_DISP, E, Ctx);
- case AsmToken::PercentGot_Hi:
- return MipsMCExpr::create(MipsMCExpr::MEK_GOT_HI16, E, Ctx);
- case AsmToken::PercentGot_Lo:
- return MipsMCExpr::create(MipsMCExpr::MEK_GOT_LO16, E, Ctx);
- case AsmToken::PercentGot_Ofst:
- return MipsMCExpr::create(MipsMCExpr::MEK_GOT_OFST, E, Ctx);
- case AsmToken::PercentGot_Page:
- return MipsMCExpr::create(MipsMCExpr::MEK_GOT_PAGE, E, Ctx);
- case AsmToken::PercentGottprel:
- return MipsMCExpr::create(MipsMCExpr::MEK_GOTTPREL, E, Ctx);
- case AsmToken::PercentGp_Rel:
- return MipsMCExpr::create(MipsMCExpr::MEK_GPREL, E, Ctx);
- case AsmToken::PercentHi:
- return MipsMCExpr::create(MipsMCExpr::MEK_HI, E, Ctx);
- case AsmToken::PercentHigher:
- return MipsMCExpr::create(MipsMCExpr::MEK_HIGHER, E, Ctx);
- case AsmToken::PercentHighest:
- return MipsMCExpr::create(MipsMCExpr::MEK_HIGHEST, E, Ctx);
- case AsmToken::PercentLo:
- return MipsMCExpr::create(MipsMCExpr::MEK_LO, E, Ctx);
- case AsmToken::PercentNeg:
- return MipsMCExpr::create(MipsMCExpr::MEK_NEG, E, Ctx);
- case AsmToken::PercentPcrel_Hi:
- return MipsMCExpr::create(MipsMCExpr::MEK_PCREL_HI16, E, Ctx);
- case AsmToken::PercentPcrel_Lo:
- return MipsMCExpr::create(MipsMCExpr::MEK_PCREL_LO16, E, Ctx);
- case AsmToken::PercentTlsgd:
- return MipsMCExpr::create(MipsMCExpr::MEK_TLSGD, E, Ctx);
- case AsmToken::PercentTlsldm:
- return MipsMCExpr::create(MipsMCExpr::MEK_TLSLDM, E, Ctx);
- case AsmToken::PercentTprel_Hi:
- return MipsMCExpr::create(MipsMCExpr::MEK_TPREL_HI, E, Ctx);
- case AsmToken::PercentTprel_Lo:
- return MipsMCExpr::create(MipsMCExpr::MEK_TPREL_LO, E, Ctx);
- }
- }
};
}
@@ -4242,6 +4187,9 @@ bool MipsAsmParser::parseOperand(OperandVector &Operands, StringRef Mnemonic) {
DEBUG(dbgs() << ".. Generic Parser\n");
switch (getLexer().getKind()) {
+ default:
+ Error(Parser.getTok().getLoc(), "unexpected token in operand");
+ return true;
case AsmToken::Dollar: {
// Parse the register.
SMLoc S = Parser.getTok().getLoc();
@@ -4268,23 +4216,72 @@ bool MipsAsmParser::parseOperand(OperandVector &Operands, StringRef Mnemonic) {
Operands.push_back(MipsOperand::CreateImm(Res, S, E, *this));
return false;
}
- default: {
- DEBUG(dbgs() << ".. generic integer expression\n");
-
- const MCExpr *Expr;
+ // Else drop to expression parsing.
+ case AsmToken::LParen:
+ case AsmToken::Minus:
+ case AsmToken::Plus:
+ case AsmToken::Integer:
+ case AsmToken::Tilde:
+ case AsmToken::String: {
+ DEBUG(dbgs() << ".. generic integer\n");
+ OperandMatchResultTy ResTy = parseImm(Operands);
+ return ResTy != MatchOperand_Success;
+ }
+ case AsmToken::Percent: {
+ // It is a symbol reference or constant expression.
+ const MCExpr *IdVal;
SMLoc S = Parser.getTok().getLoc(); // Start location of the operand.
- if (getParser().parseExpression(Expr))
+ if (parseRelocOperand(IdVal))
return true;
SMLoc E = SMLoc::getFromPointer(Parser.getTok().getLoc().getPointer() - 1);
- Operands.push_back(MipsOperand::CreateImm(Expr, S, E, *this));
+ Operands.push_back(MipsOperand::CreateImm(IdVal, S, E, *this));
return false;
- }
+ } // case AsmToken::Percent
} // switch(getLexer().getKind())
return true;
}
+const MCExpr *MipsAsmParser::evaluateRelocExpr(const MCExpr *Expr,
+ StringRef RelocStr) {
+ if (RelocStr == "hi(%neg(%gp_rel")
+ return MipsMCExpr::createGpOff(MipsMCExpr::MEK_HI, Expr, getContext());
+ else if (RelocStr == "lo(%neg(%gp_rel")
+ return MipsMCExpr::createGpOff(MipsMCExpr::MEK_LO, Expr, getContext());
+
+ MipsMCExpr::MipsExprKind Kind =
+ StringSwitch<MipsMCExpr::MipsExprKind>(RelocStr)
+ .Case("call16", MipsMCExpr::MEK_GOT_CALL)
+ .Case("call_hi", MipsMCExpr::MEK_CALL_HI16)
+ .Case("call_lo", MipsMCExpr::MEK_CALL_LO16)
+ .Case("dtprel_hi", MipsMCExpr::MEK_DTPREL_HI)
+ .Case("dtprel_lo", MipsMCExpr::MEK_DTPREL_LO)
+ .Case("got", MipsMCExpr::MEK_GOT)
+ .Case("got_disp", MipsMCExpr::MEK_GOT_DISP)
+ .Case("got_hi", MipsMCExpr::MEK_GOT_HI16)
+ .Case("got_lo", MipsMCExpr::MEK_GOT_LO16)
+ .Case("got_ofst", MipsMCExpr::MEK_GOT_OFST)
+ .Case("got_page", MipsMCExpr::MEK_GOT_PAGE)
+ .Case("gottprel", MipsMCExpr::MEK_GOTTPREL)
+ .Case("gp_rel", MipsMCExpr::MEK_GPREL)
+ .Case("hi", MipsMCExpr::MEK_HI)
+ .Case("higher", MipsMCExpr::MEK_HIGHER)
+ .Case("highest", MipsMCExpr::MEK_HIGHEST)
+ .Case("lo", MipsMCExpr::MEK_LO)
+ .Case("neg", MipsMCExpr::MEK_NEG)
+ .Case("pcrel_hi", MipsMCExpr::MEK_PCREL_HI16)
+ .Case("pcrel_lo", MipsMCExpr::MEK_PCREL_LO16)
+ .Case("tlsgd", MipsMCExpr::MEK_TLSGD)
+ .Case("tlsldm", MipsMCExpr::MEK_TLSLDM)
+ .Case("tprel_hi", MipsMCExpr::MEK_TPREL_HI)
+ .Case("tprel_lo", MipsMCExpr::MEK_TPREL_LO)
+ .Default(MipsMCExpr::MEK_None);
+
+ assert(Kind != MipsMCExpr::MEK_None);
+ return MipsMCExpr::create(Kind, Expr, getContext());
+}
+
bool MipsAsmParser::isEvaluated(const MCExpr *Expr) {
switch (Expr->getKind()) {
@@ -4306,6 +4303,49 @@ bool MipsAsmParser::isEvaluated(const MCExpr *Expr) {
return false;
}
+bool MipsAsmParser::parseRelocOperand(const MCExpr *&Res) {
+ MCAsmParser &Parser = getParser();
+ Parser.Lex(); // Eat the % token.
+ const AsmToken &Tok = Parser.getTok(); // Get next token, operation.
+ if (Tok.isNot(AsmToken::Identifier))
+ return true;
+
+ std::string Str = Tok.getIdentifier();
+
+ Parser.Lex(); // Eat the identifier.
+ // Now make an expression from the rest of the operand.
+ const MCExpr *IdVal;
+ SMLoc EndLoc;
+
+ if (getLexer().getKind() == AsmToken::LParen) {
+ while (1) {
+ Parser.Lex(); // Eat the '(' token.
+ if (getLexer().getKind() == AsmToken::Percent) {
+ Parser.Lex(); // Eat the % token.
+ const AsmToken &nextTok = Parser.getTok();
+ if (nextTok.isNot(AsmToken::Identifier))
+ return true;
+ Str += "(%";
+ Str += nextTok.getIdentifier();
+ Parser.Lex(); // Eat the identifier.
+ if (getLexer().getKind() != AsmToken::LParen)
+ return true;
+ } else
+ break;
+ }
+ if (getParser().parseParenExpression(IdVal, EndLoc))
+ return true;
+
+ while (getLexer().getKind() == AsmToken::RParen)
+ Parser.Lex(); // Eat the ')' token.
+
+ } else
+ return true; // Parenthesis must follow the relocation operand.
+
+ Res = evaluateRelocExpr(IdVal, Str);
+ return false;
+}
+
bool MipsAsmParser::ParseRegister(unsigned &RegNo, SMLoc &StartLoc,
SMLoc &EndLoc) {
SmallVector<std::unique_ptr<MCParsedAsmOperand>, 1> Operands;
@@ -4333,11 +4373,35 @@ bool MipsAsmParser::ParseRegister(unsigned &RegNo, SMLoc &StartLoc,
}
bool MipsAsmParser::parseMemOffset(const MCExpr *&Res, bool isParenExpr) {
+ MCAsmParser &Parser = getParser();
SMLoc S;
+ bool Result = true;
+ unsigned NumOfLParen = 0;
+
+ while (getLexer().getKind() == AsmToken::LParen) {
+ Parser.Lex();
+ ++NumOfLParen;
+ }
- if (isParenExpr)
- return getParser().parseParenExprOfDepth(0, Res, S);
- return getParser().parseExpression(Res);
+ switch (getLexer().getKind()) {
+ default:
+ return true;
+ case AsmToken::Identifier:
+ case AsmToken::LParen:
+ case AsmToken::Integer:
+ case AsmToken::Minus:
+ case AsmToken::Plus:
+ if (isParenExpr)
+ Result = getParser().parseParenExprOfDepth(NumOfLParen, Res, S);
+ else
+ Result = (getParser().parseExpression(Res));
+ while (getLexer().getKind() == AsmToken::RParen)
+ Parser.Lex();
+ break;
+ case AsmToken::Percent:
+ Result = parseRelocOperand(Res);
+ }
+ return Result;
}
MipsAsmParser::OperandMatchResultTy
@@ -4568,18 +4632,47 @@ MipsAsmParser::parseAnyRegister(OperandVector &Operands) {
}
MipsAsmParser::OperandMatchResultTy
+MipsAsmParser::parseImm(OperandVector &Operands) {
+ MCAsmParser &Parser = getParser();
+ switch (getLexer().getKind()) {
+ default:
+ return MatchOperand_NoMatch;
+ case AsmToken::LParen:
+ case AsmToken::Minus:
+ case AsmToken::Plus:
+ case AsmToken::Integer:
+ case AsmToken::Tilde:
+ case AsmToken::String:
+ break;
+ }
+
+ const MCExpr *IdVal;
+ SMLoc S = Parser.getTok().getLoc();
+ if (getParser().parseExpression(IdVal))
+ return MatchOperand_ParseFail;
+
+ SMLoc E = SMLoc::getFromPointer(Parser.getTok().getLoc().getPointer() - 1);
+ Operands.push_back(MipsOperand::CreateImm(IdVal, S, E, *this));
+ return MatchOperand_Success;
+}
+
+MipsAsmParser::OperandMatchResultTy
MipsAsmParser::parseJumpTarget(OperandVector &Operands) {
MCAsmParser &Parser = getParser();
DEBUG(dbgs() << "parseJumpTarget\n");
SMLoc S = getLexer().getLoc();
+ // Integers and expressions are acceptable
+ OperandMatchResultTy ResTy = parseImm(Operands);
+ if (ResTy != MatchOperand_NoMatch)
+ return ResTy;
+
// Registers are a valid target and have priority over symbols.
- OperandMatchResultTy ResTy = parseAnyRegister(Operands);
+ ResTy = parseAnyRegister(Operands);
if (ResTy != MatchOperand_NoMatch)
return ResTy;
- // Integers and expressions are acceptable
const MCExpr *Expr = nullptr;
if (Parser.parseExpression(Expr)) {
// We have no way of knowing if a symbol was consumed so we must ParseFail
diff --git a/llvm/lib/Target/Mips/MCTargetDesc/MipsAsmBackend.cpp b/llvm/lib/Target/Mips/MCTargetDesc/MipsAsmBackend.cpp
index 3ee0cd9c7ec..550c2894695 100644
--- a/llvm/lib/Target/Mips/MCTargetDesc/MipsAsmBackend.cpp
+++ b/llvm/lib/Target/Mips/MCTargetDesc/MipsAsmBackend.cpp
@@ -62,8 +62,6 @@ static unsigned adjustFixupValue(const MCFixup &Fixup, uint64_t Value,
case FK_GPRel_4:
case FK_Data_4:
case FK_Data_8:
- case Mips::fixup_Mips_SUB:
- case Mips::fixup_MICROMIPS_SUB:
break;
case Mips::fixup_Mips_PC16:
// The displacement is then divided by 4 to give us an 18 bit
@@ -363,9 +361,7 @@ getFixupKindInfo(MCFixupKind Kind) const {
{ "fixup_MICROMIPS_TLS_DTPREL_HI16", 0, 16, 0 },
{ "fixup_MICROMIPS_TLS_DTPREL_LO16", 0, 16, 0 },
{ "fixup_MICROMIPS_TLS_TPREL_HI16", 0, 16, 0 },
- { "fixup_MICROMIPS_TLS_TPREL_LO16", 0, 16, 0 },
- { "fixup_Mips_SUB", 0, 64, 0 },
- { "fixup_MICROMIPS_SUB", 0, 64, 0 }
+ { "fixup_MICROMIPS_TLS_TPREL_LO16", 0, 16, 0 }
};
const static MCFixupKindInfo BigEndianInfos[Mips::NumTargetFixupKinds] = {
@@ -434,9 +430,7 @@ getFixupKindInfo(MCFixupKind Kind) const {
{ "fixup_MICROMIPS_TLS_DTPREL_HI16", 16, 16, 0 },
{ "fixup_MICROMIPS_TLS_DTPREL_LO16", 16, 16, 0 },
{ "fixup_MICROMIPS_TLS_TPREL_HI16", 16, 16, 0 },
- { "fixup_MICROMIPS_TLS_TPREL_LO16", 16, 16, 0 },
- { "fixup_Mips_SUB", 0, 64, 0 },
- { "fixup_MICROMIPS_SUB", 0, 64, 0 }
+ { "fixup_MICROMIPS_TLS_TPREL_LO16", 16, 16, 0 }
};
if (Kind < FirstTargetFixupKind)
diff --git a/llvm/lib/Target/Mips/MCTargetDesc/MipsELFObjectWriter.cpp b/llvm/lib/Target/Mips/MCTargetDesc/MipsELFObjectWriter.cpp
index 99ba18c972d..20c5f3691d2 100644
--- a/llvm/lib/Target/Mips/MCTargetDesc/MipsELFObjectWriter.cpp
+++ b/llvm/lib/Target/Mips/MCTargetDesc/MipsELFObjectWriter.cpp
@@ -329,8 +329,6 @@ unsigned MipsELFObjectWriter::getRelocType(MCContext &Ctx,
return ELF::R_MIPS_HIGHER;
case Mips::fixup_Mips_HIGHEST:
return ELF::R_MIPS_HIGHEST;
- case Mips::fixup_Mips_SUB:
- return ELF::R_MIPS_SUB;
case Mips::fixup_Mips_GOT_HI16:
return ELF::R_MIPS_GOT_HI16;
case Mips::fixup_Mips_GOT_LO16:
@@ -367,8 +365,6 @@ unsigned MipsELFObjectWriter::getRelocType(MCContext &Ctx,
return ELF::R_MICROMIPS_TLS_TPREL_HI16;
case Mips::fixup_MICROMIPS_TLS_TPREL_LO16:
return ELF::R_MICROMIPS_TLS_TPREL_LO16;
- case Mips::fixup_MICROMIPS_SUB:
- return ELF::R_MICROMIPS_SUB;
}
llvm_unreachable("invalid fixup kind!");
diff --git a/llvm/lib/Target/Mips/MCTargetDesc/MipsFixupKinds.h b/llvm/lib/Target/Mips/MCTargetDesc/MipsFixupKinds.h
index 149296212ec..b4d8e949465 100644
--- a/llvm/lib/Target/Mips/MCTargetDesc/MipsFixupKinds.h
+++ b/llvm/lib/Target/Mips/MCTargetDesc/MipsFixupKinds.h
@@ -209,10 +209,6 @@ namespace Mips {
// resulting in - R_MICROMIPS_TLS_TPREL_LO16
fixup_MICROMIPS_TLS_TPREL_LO16,
- // resulting in - R_MIPS_SUB/R_MICROMIPS_SUB
- fixup_Mips_SUB,
- fixup_MICROMIPS_SUB,
-
// Marker
LastTargetFixupKind,
NumTargetFixupKinds = LastTargetFixupKind - FirstTargetFixupKind
diff --git a/llvm/lib/Target/Mips/MCTargetDesc/MipsMCAsmInfo.cpp b/llvm/lib/Target/Mips/MCTargetDesc/MipsMCAsmInfo.cpp
index 2c01f919bef..1ce8f07092b 100644
--- a/llvm/lib/Target/Mips/MCTargetDesc/MipsMCAsmInfo.cpp
+++ b/llvm/lib/Target/Mips/MCTargetDesc/MipsMCAsmInfo.cpp
@@ -49,7 +49,6 @@ MipsMCAsmInfo::MipsMCAsmInfo(const Triple &TheTriple) {
SupportsDebugInformation = true;
ExceptionsType = ExceptionHandling::DwarfCFI;
DwarfRegNumForCFI = true;
- HasMipsExpressions = true;
// Enable IAS by default for O32.
if (TheTriple.getArch() == Triple::mips ||
diff --git a/llvm/lib/Target/Mips/MCTargetDesc/MipsMCCodeEmitter.cpp b/llvm/lib/Target/Mips/MCTargetDesc/MipsMCCodeEmitter.cpp
index 4cc55f86a99..c15c8a929bf 100644
--- a/llvm/lib/Target/Mips/MCTargetDesc/MipsMCCodeEmitter.cpp
+++ b/llvm/lib/Target/Mips/MCTargetDesc/MipsMCCodeEmitter.cpp
@@ -637,6 +637,7 @@ getExprOpValue(const MCExpr *Expr, SmallVectorImpl<MCFixup> &Fixups,
Mips::Fixups FixupKind = Mips::Fixups(0);
switch (MipsExpr->getKind()) {
+ case MipsMCExpr::MEK_NEG:
case MipsMCExpr::MEK_None:
case MipsMCExpr::MEK_Special:
llvm_unreachable("Unhandled fixup kind!");
@@ -734,10 +735,6 @@ getExprOpValue(const MCExpr *Expr, SmallVectorImpl<MCFixup> &Fixups,
FixupKind = isMicroMips(STI) ? Mips::fixup_MICROMIPS_TLS_TPREL_LO16
: Mips::fixup_Mips_TPREL_LO;
break;
- case MipsMCExpr::MEK_NEG:
- FixupKind =
- isMicroMips(STI) ? Mips::fixup_MICROMIPS_SUB : Mips::fixup_Mips_SUB;
- break;
}
Fixups.push_back(MCFixup::create(0, MipsExpr, MCFixupKind(FixupKind)));
return 0;
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