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This commit is contained in:
Artur K
2012-03-06 23:58:16 +01:00
parent ddd501de1f
commit a85d460fe6
7 changed files with 168 additions and 87 deletions
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24
include/Enums.h
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@@ -82,6 +82,7 @@ enum opLoc
LHS_OP /* Left-hand side operand (for HIGH_LEVEL) */
};
/* LOW_LEVEL icode flags */
#define NO_SRC_B 0xF7FFFF /* Masks off SRC_B */
enum eLLFlags
{
@@ -101,27 +102,24 @@ enum eLLFlags
NO_CODE =0x0002000, /* Hole in Icode array */
SYM_USE =0x0004000, /* Instruction uses a symbol */
SYM_DEF =0x0008000, /* Instruction defines a symbol */
NO_SRC =0x0010000, /* Opcode takes no source */
NO_OPS =0x0020000, /* Opcode takes no operands */
IM_OPS =0x0040000, /* Opcode takes implicit operands */
SRC_B =0x0080000, /* Source operand is uint8_t (dest is uint16_t) */
#define NO_SRC_B 0xF7FFFF /* Masks off SRC_B */
HLL_LABEL =0x0100000, /* Icode has a high level language label */
IM_DST =0x0200000, /* Implicit DST for opcode (SIGNEX) */
IM_SRC =0x0400000, /* Implicit SRC for opcode (dx:ax) */
IM_TMP_DST =0x0800000, /* Implicit rTMP DST for opcode (DIV/IDIV) */
JMP_ICODE =0x1000000, /* Jmp dest immed.op converted to icode index */
JX_LOOP =0x2000000, /* Cond jump is part of loop conditional exp */
REST_STK =0x4000000 /* Stack needs to be restored after CALL */
HLL_LABEL =0x0100000, /* Icode has a high level language label */
IM_DST =0x0200000, /* Implicit DST for opcode (SIGNEX) */
IM_SRC =0x0400000, /* Implicit SRC for opcode (dx:ax) */
IM_TMP_DST =0x0800000, /* Implicit rTMP DST for opcode (DIV/IDIV) */
JMP_ICODE =0x1000000, /* Jmp dest immed.op converted to icode index */
JX_LOOP =0x2000000, /* Cond jump is part of loop conditional exp */
REST_STK =0x4000000 /* Stack needs to be restored after CALL */
};
/* Types of icodes */
enum icodeType
{
NOT_SCANNED = 0, /* not even scanned yet */
LOW_LEVEL, /* low-level icode */
HIGH_LEVEL /* high-level icode */
NOT_SCANNED = 0, // not even scanned yet
LOW_LEVEL, // low-level icode
HIGH_LEVEL // high-level icode
};

14
include/ast.h
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@@ -83,7 +83,7 @@ public:
static COND_EXPR *idFunc(Function *pproc, STKFRAME *args);
static COND_EXPR *idID(const ID *retVal, LOCAL_ID *locsym, iICODE ix_);
static COND_EXPR * id(const LLInst &ll_insn, opLoc sd, Function *pProc, iICODE ix_, ICODE &duIcode, operDu du);
static COND_EXPR *boolOp(COND_EXPR *lhs, COND_EXPR *rhs, condOp op);
static COND_EXPR *boolOp(COND_EXPR *_lhs, COND_EXPR *_rhs, condOp _op);
static bool insertSubTreeLongReg(COND_EXPR *exp, COND_EXPR **tree, int longIdx);
static bool insertSubTreeReg(COND_EXPR *&tree, COND_EXPR *_expr, uint8_t regi, LOCAL_ID *locsym);
public:
@@ -106,21 +106,27 @@ public:
public:
virtual COND_EXPR *inverse(); // return new COND_EXPR that is invarse of this
virtual bool xClear(iICODE f, iICODE t, iICODE lastBBinst, Function *pproc);
virtual COND_EXPR *insertSubTreeReg(COND_EXPR *_expr, uint8_t regi, LOCAL_ID *locsym);
virtual COND_EXPR *insertSubTreeLongReg(COND_EXPR *_expr, int longIdx);
};
struct BinaryOperator : public COND_EXPR
{
condOp m_op;
COND_EXPR *m_lhs;
COND_EXPR *m_rhs;
BinaryOperator()
BinaryOperator(condOp o)
{
m_op = DUMMY;
m_op = o;
m_lhs=m_rhs=nullptr;
}
static BinaryOperator *Create(condOp o,COND_EXPR *l,COND_EXPR *r);
static BinaryOperator *CreateAdd(COND_EXPR *l,COND_EXPR *r);
virtual COND_EXPR *inverse();
virtual COND_EXPR *clone();
virtual bool xClear(iICODE f, iICODE t, iICODE lastBBinst, Function *pproc);
virtual COND_EXPR *insertSubTreeReg(COND_EXPR *_expr, uint8_t regi, LOCAL_ID *locsym);
virtual COND_EXPR *insertSubTreeLongReg(COND_EXPR *_expr, int longIdx);
COND_EXPR *lhs()
{
assert(type==BOOLEAN_OP);
@@ -142,6 +148,8 @@ struct BinaryOperator : public COND_EXPR
return m_rhs;
}
condOp op() const { return m_op;}
/* Changes the boolean conditional operator at the root of this expression */
void op(condOp o) { m_op=o;}
};
struct UnaryOperator : public COND_EXPR
{

2
include/locident.h
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@@ -27,7 +27,7 @@ struct IDX_ARRAY : public std::vector<iICODE>
}
};
static constexpr const char *hlTypes[13] = {
static constexpr const char * hlTypes[13] = {
"", "char", "unsigned char", "int", "unsigned int",
"long", "unsigned long", "record", "int *", "char *",
"", "float", "double"