mirror of
https://github.com/corda/corda.git
synced 2025-01-09 14:33:30 +00:00
173 lines
6.9 KiB
C++
173 lines
6.9 KiB
C++
/* Copyright (c) 2008-2009, Avian Contributors
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Permission to use, copy, modify, and/or distribute this software
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for any purpose with or without fee is hereby granted, provided
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that the above copyright notice and this permission notice appear
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in all copies.
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There is NO WARRANTY for this software. See license.txt for
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details. */
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#ifndef COMPILER_H
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#define COMPILER_H
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#include "system.h"
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#include "zone.h"
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#include "assembler.h"
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namespace vm {
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class TraceHandler {
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public:
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virtual void handleTrace(Promise* address, unsigned argumentIndex) = 0;
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};
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class Compiler {
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public:
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class Client {
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public:
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virtual intptr_t getThunk(UnaryOperation op, unsigned size) = 0;
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virtual intptr_t getThunk(BinaryOperation op, unsigned size, unsigned resultSize) = 0;
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virtual intptr_t getThunk(TernaryOperation op, unsigned size, unsigned resultSize) = 0;
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};
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static const unsigned Aligned = 1 << 0;
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static const unsigned NoReturn = 1 << 1;
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static const unsigned TailJump = 1 << 2;
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class Operand { };
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class State { };
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class Subroutine { };
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virtual State* saveState() = 0;
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virtual void restoreState(State* state) = 0;
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virtual Subroutine* startSubroutine() = 0;
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virtual void endSubroutine(Subroutine* subroutine) = 0;
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virtual void linkSubroutine(Subroutine* subroutine) = 0;
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virtual void init(unsigned logicalCodeSize, unsigned parameterFootprint,
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unsigned localFootprint, unsigned alignedFrameSize) = 0;
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virtual void visitLogicalIp(unsigned logicalIp) = 0;
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virtual void startLogicalIp(unsigned logicalIp) = 0;
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virtual Promise* machineIp(unsigned logicalIp) = 0;
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virtual Promise* poolAppend(intptr_t value) = 0;
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virtual Promise* poolAppendPromise(Promise* value) = 0;
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virtual Operand* constant(int64_t value, unsigned code) = 0;
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virtual Operand* promiseConstant(Promise* value, unsigned code) = 0;
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virtual Operand* address(Promise* address) = 0;
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virtual Operand* memory(Operand* base,
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unsigned code,
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int displacement = 0,
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Operand* index = 0,
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unsigned scale = 1) = 0;
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virtual Operand* register_(int number) = 0;
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virtual void push(unsigned footprint) = 0;
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virtual void push(unsigned footprint, Operand* value) = 0;
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virtual void save(unsigned footprint, Operand* value) = 0;
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virtual Operand* pop(unsigned footprint) = 0;
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virtual void pushed() = 0;
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virtual void popped(unsigned footprint) = 0;
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virtual unsigned topOfStack() = 0;
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virtual Operand* peek(unsigned footprint, unsigned index) = 0;
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virtual Operand* call(Operand* address,
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unsigned flags,
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TraceHandler* traceHandler,
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unsigned resultSize,
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unsigned resultCode,
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unsigned argumentCount,
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...) = 0;
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virtual Operand* stackCall(Operand* address,
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unsigned flags,
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TraceHandler* traceHandler,
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unsigned resultSize,
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unsigned resultCode,
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unsigned argumentFootprint) = 0;
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virtual void return_(unsigned size, Operand* value) = 0;
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virtual void initLocal(unsigned size, unsigned index, unsigned code) = 0;
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virtual void initLocalsFromLogicalIp(unsigned logicalIp) = 0;
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virtual void storeLocal(unsigned footprint, Operand* src,
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unsigned index) = 0;
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virtual Operand* loadLocal(unsigned footprint, unsigned index) = 0;
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virtual void saveLocals() = 0;
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virtual void checkBounds(Operand* object, unsigned lengthOffset,
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Operand* index, intptr_t handler) = 0;
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virtual void store(unsigned srcSize, Operand* src, unsigned dstSize,
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Operand* dst) = 0;
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virtual Operand* load(unsigned srcSize, unsigned srcSelectSize, Operand* src,
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unsigned dstSize) = 0;
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virtual Operand* loadz(unsigned size, unsigned srcSelectSize, Operand* src,
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unsigned dstSize) = 0;
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virtual Operand* lcmp(Operand* a, Operand* b) = 0;
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virtual void cmp(unsigned size, Operand* a, Operand* b) = 0;
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virtual void fcmp(unsigned size, Operand* a, Operand* b) = 0;
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virtual void jl(Operand* address) = 0;
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virtual void jg(Operand* address) = 0;
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virtual void jle(Operand* address) = 0;
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virtual void jge(Operand* address) = 0;
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virtual void je(Operand* address) = 0;
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virtual void jne(Operand* address) = 0;
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virtual void fjl(Operand* address) = 0;
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virtual void fjg(Operand* address) = 0;
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virtual void fjle(Operand* address) = 0;
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virtual void fjge(Operand* address) = 0;
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virtual void fje(Operand* address) = 0;
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virtual void fjne(Operand* address) = 0;
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virtual void fjuo(Operand* address) = 0;
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virtual void jmp(Operand* address) = 0;
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virtual void exit(Operand* address) = 0;
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virtual Operand* add(unsigned size, Operand* a, Operand* b) = 0;
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virtual Operand* sub(unsigned size, Operand* a, Operand* b) = 0;
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virtual Operand* mul(unsigned size, Operand* a, Operand* b) = 0;
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virtual Operand* div(unsigned size, Operand* a, Operand* b) = 0;
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virtual Operand* rem(unsigned size, Operand* a, Operand* b) = 0;
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virtual Operand* fadd(unsigned size, Operand* a, Operand* b) = 0;
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virtual Operand* fsub(unsigned size, Operand* a, Operand* b) = 0;
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virtual Operand* fmul(unsigned size, Operand* a, Operand* b) = 0;
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virtual Operand* fdiv(unsigned size, Operand* a, Operand* b) = 0;
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virtual Operand* frem(unsigned size, Operand* a, Operand* b) = 0;
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virtual Operand* shl(unsigned size, Operand* a, Operand* b) = 0;
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virtual Operand* shr(unsigned size, Operand* a, Operand* b) = 0;
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virtual Operand* ushr(unsigned size, Operand* a, Operand* b) = 0;
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virtual Operand* and_(unsigned size, Operand* a, Operand* b) = 0;
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virtual Operand* or_(unsigned size, Operand* a, Operand* b) = 0;
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virtual Operand* xor_(unsigned size, Operand* a, Operand* b) = 0;
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virtual Operand* neg(unsigned size, Operand* a) = 0;
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virtual Operand* fneg(unsigned size, Operand* a) = 0;
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virtual Operand* operation(BinaryOperation op, unsigned aSize, unsigned resSize, unsigned resCode, Operand* a) = 0;
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virtual Operand* operation(TernaryOperation op, unsigned aSize, unsigned bSize, unsigned resSize, unsigned resCode, Operand* a, Operand* b) = 0;
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virtual Operand* f2f(unsigned aSize, unsigned resSize, Operand* a) = 0;
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virtual Operand* f2i(unsigned aSize, unsigned resSize, Operand* a) = 0;
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virtual Operand* i2f(unsigned aSize, unsigned resSize, Operand* a) = 0;
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virtual void loadBarrier() = 0;
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virtual void storeStoreBarrier() = 0;
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virtual void storeLoadBarrier() = 0;
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virtual unsigned compile() = 0;
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virtual unsigned poolSize() = 0;
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virtual void writeTo(uint8_t* dst) = 0;
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virtual void dispose() = 0;
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};
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Compiler*
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makeCompiler(System* system, Assembler* assembler, Zone* zone,
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Compiler::Client* client);
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} // namespace vm
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#endif//COMPILER_H
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