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Internals: Create dtypeFrom. Merge from dtype. No functional change.

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This commit is contained in:
Wilson Snyder
2012-04-29 09:42:17 -04:00
parent a4ddc5b3ac
commit c0da16bfcd
8 changed files with 56 additions and 54 deletions
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src/V3Const.cpp
+13 -13
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@@ -448,7 +448,7 @@ private:
oldp->v3fatalSrc("Already constant??\n");
}
AstNode* newp = new AstConst(oldp->fileline(), num);
newp->widthSignedFrom(oldp);
newp->dtypeFrom(oldp);
if (debug()>5) oldp->dumpTree(cout," const_old: ");
if (debug()>5) newp->dumpTree(cout," _new: ");
oldp->replaceWith(newp);
@@ -483,7 +483,7 @@ private:
AstNode* newp = new AstAnd(nodep->fileline(),
new AstConst(nodep->fileline(), 0),
checkp->unlinkFrBack());
newp->widthSignedFrom(nodep);
newp->dtypeFrom(nodep);
nodep->replaceWith(newp);
nodep->deleteTree(); nodep=NULL;
}
@@ -530,7 +530,7 @@ private:
void replaceWChild(AstNode* nodep, AstNode* childp) {
// NODE(..., CHILD(...)) -> CHILD(...)
childp->unlinkFrBackWithNext();
childp->widthSignedFrom(nodep);
childp->dtypeFrom(nodep);
nodep->replaceWith(childp);
nodep->deleteTree(); nodep=NULL;
}
@@ -646,7 +646,7 @@ private:
AstNode* newp = (nodep->castExtendS()
? (new AstExtendS(nodep->fileline(), arg0p))->castNode()
: (new AstExtend (nodep->fileline(), arg0p))->castNode());
newp->widthSignedFrom(nodep);
newp->dtypeFrom(nodep);
nodep->replaceWith(newp); nodep->deleteTree(); nodep=NULL;
}
void replacePowShift (AstNodeBiop* nodep) { // Pow or PowS
@@ -655,8 +655,8 @@ private:
AstShiftL* newp = new AstShiftL(nodep->fileline(),
new AstConst(nodep->fileline(), 1),
rhsp);
newp->widthSignedFrom(nodep);
newp->lhsp()->widthSignedFrom(nodep);
newp->dtypeFrom(nodep);
newp->lhsp()->dtypeFrom(nodep);
nodep->replaceWith(newp); nodep->deleteTree(); nodep=NULL;
}
void replaceMulShift (AstMul* nodep) { // Mul, but not MulS as not simple shift
@@ -665,7 +665,7 @@ private:
AstNode* opp = nodep->rhsp()->unlinkFrBack();
AstShiftL* newp = new AstShiftL(nodep->fileline(),
opp, new AstConst(nodep->fileline(), amount));
newp->widthSignedFrom(nodep);
newp->dtypeFrom(nodep);
nodep->replaceWith(newp); nodep->deleteTree(); nodep=NULL;
}
void replaceDivShift (AstDiv* nodep) { // Mul, but not MulS as not simple shift
@@ -674,7 +674,7 @@ private:
AstNode* opp = nodep->lhsp()->unlinkFrBack();
AstShiftR* newp = new AstShiftR(nodep->fileline(),
opp, new AstConst(nodep->fileline(), amount));
newp->widthSignedFrom(nodep);
newp->dtypeFrom(nodep);
nodep->replaceWith(newp); nodep->deleteTree(); nodep=NULL;
}
void replaceShiftOp (AstNodeBiop* nodep) {
@@ -734,11 +734,11 @@ private:
newp = new AstShiftL(nodep->fileline(), ap,
new AstConst(nodep->fileline(), newshift));
}
newp->widthSignedFrom(nodep);
newp->dtypeFrom(nodep);
newp = new AstAnd (nodep->fileline(),
newp,
new AstConst (nodep->fileline(), mask));
newp->widthSignedFrom(nodep);
newp->dtypeFrom(nodep);
nodep->replaceWith(newp); nodep->deleteTree(); nodep=NULL;
//newp->dumpTree(cout, " repShiftShift_new: ");
newp->accept(*this); // Further reduce, either node may have more reductions.
@@ -1157,7 +1157,7 @@ private:
fromp,
new AstConst(lsbp->fileline(), lsbp->toUInt() % fromp->width()),
widthp);
newp->widthSignedFrom(nodep);
newp->dtypeFrom(nodep);
nodep->replaceWith(newp); nodep->deleteTree(); nodep=NULL;
}
@@ -1175,7 +1175,7 @@ private:
bilhsp, lsbp->cloneTree(true), widthp->cloneTree(true)));
fromp->rhsp(new AstSel(nodep->fileline(),
birhsp, lsbp, widthp));
fromp->widthSignedFrom(nodep);
fromp->dtypeFrom(nodep);
nodep->replaceWith(fromp); nodep->deleteTree(); nodep=NULL;
}
void replaceSelIntoUniop(AstSel* nodep) {
@@ -1189,7 +1189,7 @@ private:
//
fromp->lhsp(new AstSel(nodep->fileline(),
bilhsp, lsbp->cloneTree(true), widthp->cloneTree(true)));
fromp->widthSignedFrom(nodep);
fromp->dtypeFrom(nodep);
nodep->replaceWith(fromp); nodep->deleteTree(); nodep=NULL;
}