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Split COND_EXPR into Unary/Binary/AstIdent subclasses

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This commit is contained in:
Artur K
2012-07-16 19:31:29 +02:00
parent ca129c5177
commit c1eb8df114
27 changed files with 1165 additions and 1077 deletions
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45
src/idioms/arith_idioms.cpp
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@@ -25,10 +25,11 @@ bool Idiom5::match(iICODE pIcode)
int Idiom5::action()
{
COND_EXPR *rhs,*lhs,*expr;
lhs = COND_EXPR::idLong (&m_func->localId, DST, m_icodes[0], LOW_FIRST, m_icodes[0], USE_DEF, *m_icodes[1]->ll());
rhs = COND_EXPR::idLong (&m_func->localId, SRC, m_icodes[0], LOW_FIRST, m_icodes[0], eUSE, *m_icodes[1]->ll());
expr = COND_EXPR::boolOp (lhs, rhs, ADD);
AstIdent *rhs,*lhs;
COND_EXPR *expr;
lhs = AstIdent::idLong (&m_func->localId, DST, m_icodes[0], LOW_FIRST, m_icodes[0], USE_DEF, *m_icodes[1]->ll());
rhs = AstIdent::idLong (&m_func->localId, SRC, m_icodes[0], LOW_FIRST, m_icodes[0], eUSE, *m_icodes[1]->ll());
expr = new BinaryOperator(ADD,lhs, rhs);
m_icodes[0]->setAsgn(lhs, expr);
m_icodes[1]->invalidate();
return 2;
@@ -58,10 +59,12 @@ bool Idiom6::match(iICODE pIcode)
int Idiom6::action()
{
COND_EXPR *rhs,*lhs,*expr;
lhs = COND_EXPR::idLong (&m_func->localId, DST, m_icodes[0], LOW_FIRST, m_icodes[0], USE_DEF, *m_icodes[1]->ll());
rhs = COND_EXPR::idLong (&m_func->localId, SRC, m_icodes[0], LOW_FIRST, m_icodes[0], eUSE, *m_icodes[1]->ll());
expr = COND_EXPR::boolOp (lhs, rhs, SUB);
AstIdent *rhs,*lhs;
COND_EXPR *expr;
lhs = AstIdent::idLong (&m_func->localId, DST, m_icodes[0], LOW_FIRST, m_icodes[0], USE_DEF, *m_icodes[1]->ll());
rhs = AstIdent::idLong (&m_func->localId, SRC, m_icodes[0], LOW_FIRST, m_icodes[0], eUSE, *m_icodes[1]->ll());
expr = new BinaryOperator(SUB,lhs, rhs);
m_icodes[0]->setAsgn(lhs, expr);
m_icodes[1]->invalidate();
return 2;
@@ -163,12 +166,12 @@ bool Idiom18::match(iICODE picode)
int Idiom18::action() // action length
{
COND_EXPR *rhs, *lhs; /* Pointers to left and right hand side exps */
COND_EXPR *rhs,*lhs;/* Pointers to left and right hand side exps */
COND_EXPR *expr;
lhs = COND_EXPR::id (*m_icodes[0]->ll(), SRC, m_func, m_icodes[1], *m_icodes[1], eUSE);
lhs = COND_EXPR::unary ( m_is_dec ? POST_DEC : POST_INC, lhs);
rhs = COND_EXPR::id (*m_icodes[2]->ll(), SRC, m_func, m_icodes[1], *m_icodes[3], eUSE);
expr = COND_EXPR::boolOp (lhs, rhs, condOpJCond[m_icodes[3]->ll()->getOpcode() - iJB]);
lhs = AstIdent::id (*m_icodes[0]->ll(), SRC, m_func, m_icodes[1], *m_icodes[1], eUSE);
lhs = UnaryOperator::Create(m_is_dec ? POST_DEC : POST_INC, lhs);
rhs = AstIdent::id (*m_icodes[2]->ll(), SRC, m_func, m_icodes[1], *m_icodes[3], eUSE);
expr = new BinaryOperator(condOpJCond[m_icodes[3]->ll()->getOpcode() - iJB],lhs, rhs);
m_icodes[3]->setJCond(expr);
m_icodes[0]->invalidate();
@@ -220,10 +223,10 @@ int Idiom19::action()
{
COND_EXPR *lhs,*rhs,*expr;
ICODE &ic1(*m_icodes[1]);
lhs = COND_EXPR::id (*m_icodes[0]->ll(), DST, m_func, m_icodes[0], *m_icodes[1], eUSE);
lhs = COND_EXPR::unary (m_is_dec ? PRE_DEC : PRE_INC, lhs);
rhs = COND_EXPR::idKte (0, 2);
expr = COND_EXPR::boolOp (lhs, rhs, condOpJCond[m_icodes[1]->ll()->getOpcode() - iJB]);
lhs = AstIdent::id (*m_icodes[0]->ll(), DST, m_func, m_icodes[0], *m_icodes[1], eUSE);
lhs = UnaryOperator::Create(m_is_dec ? PRE_DEC : PRE_INC, lhs);
rhs = AstIdent::Kte (0, 2);
expr = new BinaryOperator(condOpJCond[m_icodes[1]->ll()->getOpcode() - iJB],lhs, rhs);
m_icodes[1]->setJCond(expr);
m_icodes[0]->invalidate();
return 2;
@@ -310,10 +313,10 @@ bool Idiom20::match(iICODE picode)
int Idiom20::action()
{
COND_EXPR *lhs,*rhs,*expr;
lhs = COND_EXPR::id (*m_icodes[1]->ll(), SRC, m_func, m_icodes[0], *m_icodes[0], eUSE);
lhs = COND_EXPR::unary (m_is_dec, lhs);
rhs = COND_EXPR::id (*m_icodes[2]->ll(), SRC, m_func, m_icodes[0], *m_icodes[3], eUSE);
expr = COND_EXPR::boolOp (lhs, rhs, condOpJCond[m_icodes[3]->ll()->getOpcode() - iJB]);
lhs = AstIdent::id (*m_icodes[1]->ll(), SRC, m_func, m_icodes[0], *m_icodes[0], eUSE);
lhs = UnaryOperator::Create(m_is_dec, lhs);
rhs = AstIdent::id (*m_icodes[2]->ll(), SRC, m_func, m_icodes[0], *m_icodes[3], eUSE);
expr = new BinaryOperator(condOpJCond[m_icodes[3]->ll()->getOpcode() - iJB],lhs, rhs);
m_icodes[3]->setJCond(expr);
for(int i=0; i<3; ++i)
m_icodes[i]->invalidate();

15
src/idioms/mov_idioms.cpp
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@@ -49,11 +49,13 @@ bool Idiom14::match(iICODE pIcode)
int Idiom14::action()
{
int idx;
COND_EXPR *lhs,*rhs;
AstIdent *lhs;
COND_EXPR *rhs;
idx = m_func->localId.newLongReg (TYPE_LONG_SIGN, m_regH, m_regL, m_icodes[0]);
lhs = COND_EXPR::idLongIdx (idx);
lhs = AstIdent::LongIdx (idx);
m_icodes[0]->setRegDU( m_regH, eDEF);
rhs = COND_EXPR::id (*m_icodes[0]->ll(), SRC, m_func, m_icodes[0], *m_icodes[0], NONE);
rhs = AstIdent::id (*m_icodes[0]->ll(), SRC, m_func, m_icodes[0], *m_icodes[0], NONE);
m_icodes[0]->setAsgn(lhs, rhs);
m_icodes[1]->invalidate();
return 2;
@@ -98,11 +100,12 @@ bool Idiom13::match(iICODE pIcode)
int Idiom13::action()
{
COND_EXPR *lhs,*rhs;
lhs = COND_EXPR::idReg (m_loaded_reg, 0, &m_func->localId);
AstIdent *lhs;
COND_EXPR *rhs;
lhs = AstIdent::Reg (m_loaded_reg, 0, &m_func->localId);
m_icodes[0]->setRegDU( m_loaded_reg, eDEF);
m_icodes[0]->du1.numRegsDef--; /* prev uint8_t reg def */
rhs = COND_EXPR::id (*m_icodes[0]->ll(), SRC, m_func, m_icodes[0], *m_icodes[0], NONE);
rhs = AstIdent::id (*m_icodes[0]->ll(), SRC, m_func, m_icodes[0], *m_icodes[0], NONE);
m_icodes[0]->setAsgn(lhs, rhs);
m_icodes[1]->invalidate();
return 2;

14
src/idioms/neg_idioms.cpp
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@@ -52,9 +52,10 @@ bool Idiom11::match (iICODE picode)
}
int Idiom11::action()
{
COND_EXPR *lhs,*rhs;
lhs = COND_EXPR::idLong (&m_func->localId, DST, m_icodes[0], HIGH_FIRST,m_icodes[0], USE_DEF, *m_icodes[1]->ll());
rhs = COND_EXPR::unary (NEGATION, lhs);
AstIdent *lhs;
COND_EXPR *rhs;
lhs = AstIdent::idLong (&m_func->localId, DST, m_icodes[0], HIGH_FIRST,m_icodes[0], USE_DEF, *m_icodes[1]->ll());
rhs = UnaryOperator::Create(NEGATION, lhs);
m_icodes[0]->setAsgn(lhs, rhs);
m_icodes[1]->invalidate();
m_icodes[2]->invalidate();
@@ -94,9 +95,10 @@ bool Idiom16::match (iICODE picode)
}
int Idiom16::action()
{
COND_EXPR *lhs,*rhs;
lhs = COND_EXPR::idReg (m_icodes[0]->ll()->dst.regi, m_icodes[0]->ll()->getFlag(),&m_func->localId);
rhs = COND_EXPR::unary (NEGATION, lhs->clone());
AstIdent *lhs;
COND_EXPR *rhs;
lhs = AstIdent::Reg (m_icodes[0]->ll()->dst.regi, m_icodes[0]->ll()->getFlag(),&m_func->localId);
rhs = UnaryOperator::Create(NEGATION, lhs->clone());
m_icodes[0]->setAsgn(lhs, rhs);
m_icodes[1]->invalidate();
m_icodes[2]->invalidate();

38
src/idioms/shift_idioms.cpp
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@@ -28,16 +28,17 @@ bool Idiom8::match(iICODE pIcode)
int Idiom8::action()
{
int idx;
COND_EXPR *rhs,*lhs,*expr;
AstIdent *lhs;
COND_EXPR *rhs,*expr;
eReg regH,regL;
regH=m_icodes[0]->ll()->dst.regi;
regL=m_icodes[1]->ll()->dst.regi;
idx = m_func->localId.newLongReg (TYPE_LONG_SIGN, regH, regL, m_icodes[0]);
lhs = COND_EXPR::idLongIdx (idx);
lhs = AstIdent::LongIdx (idx);
m_icodes[0]->setRegDU( regL, USE_DEF);
rhs = COND_EXPR::idKte(1,2);
expr = COND_EXPR::boolOp(lhs, rhs, SHR);
rhs = AstIdent::Kte(1,2);
expr = new BinaryOperator(SHR,lhs, rhs);
m_icodes[0]->setAsgn(lhs, expr);
m_icodes[1]->invalidate();
return 2;
@@ -78,12 +79,14 @@ bool Idiom15::match(iICODE pIcode)
int Idiom15::action()
{
COND_EXPR *lhs,*rhs,*_exp;
lhs = COND_EXPR::idReg (m_icodes[0]->ll()->dst.regi,
AstIdent *lhs;
COND_EXPR *rhs,*_exp;
lhs = AstIdent::Reg (m_icodes[0]->ll()->dst.regi,
m_icodes[0]->ll()->getFlag() & NO_SRC_B,
&m_func->localId);
rhs = COND_EXPR::idKte (m_icodes.size(), 2);
_exp = COND_EXPR::boolOp (lhs, rhs, SHL);
rhs = AstIdent::Kte (m_icodes.size(), 2);
_exp = new BinaryOperator(SHL,lhs, rhs);
m_icodes[0]->setAsgn(lhs, _exp);
for (size_t i=1; i<m_icodes.size()-1; ++i)
{
@@ -116,16 +119,18 @@ bool Idiom12::match(iICODE pIcode)
int Idiom12::action()
{
int idx;
COND_EXPR *rhs,*lhs,*expr;
COND_EXPR *rhs,*expr;
AstIdent *lhs;
eReg regH,regL;
regL=m_icodes[0]->ll()->dst.regi;
regH=m_icodes[1]->ll()->dst.regi;
idx = m_func->localId.newLongReg (TYPE_LONG_UNSIGN, regH, regL,m_icodes[0]);
lhs = COND_EXPR::idLongIdx (idx);
lhs = AstIdent::LongIdx (idx);
m_icodes[0]->setRegDU( regH, USE_DEF);
rhs = COND_EXPR::idKte (1, 2);
expr = COND_EXPR::boolOp (lhs, rhs, SHL);
rhs = AstIdent::Kte (1, 2);
expr = new BinaryOperator(SHL,lhs, rhs);
m_icodes[0]->setAsgn(lhs, expr);
m_icodes[1]->invalidate();
return 2;
@@ -155,15 +160,16 @@ bool Idiom9::match(iICODE pIcode)
int Idiom9::action()
{
int idx;
COND_EXPR *rhs,*lhs,*expr;
AstIdent *lhs;
COND_EXPR *rhs,*expr;
eReg regH,regL;
regL=m_icodes[1]->ll()->dst.regi;
regH=m_icodes[0]->ll()->dst.regi;
idx = m_func->localId.newLongReg (TYPE_LONG_UNSIGN,regH,regL,m_icodes[0]);
lhs = COND_EXPR::idLongIdx (idx);
lhs = AstIdent::LongIdx (idx);
m_icodes[0]->setRegDU(regL, USE_DEF);
rhs = COND_EXPR::idKte (1, 2);
expr = COND_EXPR::boolOp (lhs, rhs, SHR);
rhs = AstIdent::Kte (1, 2);
expr = new BinaryOperator(SHR,lhs, rhs);
m_icodes[0]->setAsgn(lhs, expr);
m_icodes[1]->invalidate();
return 2;

17
src/idioms/xor_idioms.cpp
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@@ -39,9 +39,11 @@ bool Idiom21::match (iICODE picode)
}
int Idiom21::action()
{
COND_EXPR *lhs,*rhs;
lhs = COND_EXPR::idLong (&m_func->localId, DST, m_icodes[0],HIGH_FIRST, m_icodes[0], eDEF, *m_icodes[1]->ll());
rhs = COND_EXPR::idKte (m_icodes[1]->ll()->src().getImm2() , 4);
COND_EXPR *rhs;
AstIdent *lhs;
lhs = AstIdent::idLong (&m_func->localId, DST, m_icodes[0],HIGH_FIRST, m_icodes[0], eDEF, *m_icodes[1]->ll());
rhs = AstIdent::Kte (m_icodes[1]->ll()->src().getImm2() , 4);
m_icodes[0]->setAsgn(lhs, rhs);
m_icodes[0]->du.use = 0; /* clear register used in iXOR */
m_icodes[1]->invalidate();
@@ -82,10 +84,11 @@ bool Idiom7::match(iICODE picode)
}
int Idiom7::action()
{
COND_EXPR *lhs,*rhs;
lhs = COND_EXPR::id (*m_icode->ll(), DST, m_func, m_icode, *m_icode, NONE);
rhs = COND_EXPR::idKte (0, 2);
m_icode->setAsgn(lhs, rhs);
COND_EXPR *lhs;
COND_EXPR *rhs;
lhs = AstIdent::id (*m_icode->ll(), DST, m_func, m_icode, *m_icode, NONE);
rhs = AstIdent::Kte (0, 2);
m_icode->setAsgn(dynamic_cast<AstIdent *>(lhs), rhs);
m_icode->du.use = 0; /* clear register used in iXOR */
m_icode->ll()->setFlags(I);
return 1;