/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef jit_mips64_LIR_mips64_h
#define jit_mips64_LIR_mips64_h
namespace js {
namespace jit {
class LUnbox : public LInstructionHelper<
1, BOX_PIECES,
0> {
public:
LIR_HEADER(Unbox);
explicit LUnbox(
const LAllocation& input) : LInstructionHelper(classOpcode) {
setOperand(
0, input);
}
static const size_t Input =
0;
LBoxAllocation input()
const {
return getBoxOperand(Input); }
MUnbox* mir()
const {
return mir_->toUnbox(); }
const char* extraName()
const {
return StringFromMIRType(mir()->type()); }
};
class LDivOrModI64 : public LBinaryMath<
0> {
public:
LIR_HEADER(DivOrModI64);
LDivOrModI64(
const LAllocation& lhs,
const LAllocation& rhs)
: LBinaryMath(classOpcode) {
setOperand(
0, lhs);
setOperand(
1, rhs);
}
MBinaryArithInstruction* mir()
const {
MOZ_ASSERT(mir_->isDiv() || mir_->isMod());
return static_cast<MBinaryArithInstruction*>(mir_);
}
bool canBeDivideByZero()
const {
if (mir_->isMod()) {
return mir_->toMod()->canBeDivideByZero();
}
return mir_->toDiv()->canBeDivideByZero();
}
bool canBeNegativeOverflow()
const {
if (mir_->isMod()) {
return mir_->toMod()->canBeNegativeDividend();
}
return mir_->toDiv()->canBeNegativeOverflow();
}
wasm::TrapSiteDesc trapSiteDesc()
const {
MOZ_ASSERT(mir_->isDiv() || mir_->isMod());
if (mir_->isMod()) {
return mir_->toMod()->trapSiteDesc();
}
return mir_->toDiv()->trapSiteDesc();
}
};
class LUDivOrModI64 : public LBinaryMath<
0> {
public:
LIR_HEADER(UDivOrModI64);
LUDivOrModI64(
const LAllocation& lhs,
const LAllocation& rhs)
: LBinaryMath(classOpcode) {
setOperand(
0, lhs);
setOperand(
1, rhs);
}
const char* extraName()
const {
return mir()->isTruncated() ?
"Truncated" : nullptr;
}
MBinaryArithInstruction* mir()
const {
MOZ_ASSERT(mir_->isDiv() || mir_->isMod());
return static_cast<MBinaryArithInstruction*>(mir_);
}
bool canBeDivideByZero()
const {
if (mir_->isMod()) {
return mir_->toMod()->canBeDivideByZero();
}
return mir_->toDiv()->canBeDivideByZero();
}
wasm::TrapSiteDesc trapSiteDesc()
const {
MOZ_ASSERT(mir_->isDiv() || mir_->isMod());
if (mir_->isMod()) {
return mir_->toMod()->trapSiteDesc();
}
return mir_->toDiv()->trapSiteDesc();
}
};
}
// namespace jit
}
// namespace js
#endif /* jit_mips64_LIR_mips64_h */
