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Internals: Move array definitions to AstArrayDType instead of under AstVars.

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Prep work for more complicated data types.
This commit is contained in:
Wilson Snyder
2009-11-04 22:31:53 -05:00
parent db2c6820ee
commit 700c1f836d
35 changed files with 435 additions and 454 deletions
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src/V3Unknown.cpp
+6 -4
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@@ -127,7 +127,7 @@ private:
else {
string name = ((string)"__Vlvbound"+cvtToStr(m_modp->varNumGetInc()));
AstVar* varp = new AstVar(fl, AstVarType::MODULETEMP, name,
AstVar::LogicPacked(), prep->width());
AstLogicPacked(), prep->width());
m_modp->addStmtp(varp);
AstNode* abovep = prep->backp(); // Grab above point before loose it w/ next replace
@@ -288,7 +288,7 @@ private:
+cvtToStr(m_modp->varNumGetInc()));
AstVar* newvarp
= new AstVar (nodep->fileline(), AstVarType::XTEMP, newvarname,
AstVar::LogicPacked(), nodep->width());
AstLogicPacked(), nodep->width());
m_statUnkVars++;
AstNRelinker replaceHandle;
nodep->unlinkFrBack(&replaceHandle);
@@ -327,7 +327,7 @@ private:
// Guard against reading/writing past end of bit vector array
int maxmsb = 0;
bool lvalue = false;
AstNode* basefromp = AstArraySel::baseFromp(nodep->fromp());
AstNode* basefromp = AstArraySel::baseFromp(nodep);
if (AstNodeVarRef* varrefp = basefromp->castNodeVarRef()) {
lvalue = varrefp->lvalue();
maxmsb = (varrefp->varp()->width()-1);
@@ -382,8 +382,10 @@ private:
int maxmsb = 0;
bool lvalue = false;
if (AstNodeVarRef* varrefp = basefromp->castNodeVarRef()) {
AstArrayDType* adtypep = varrefp->varp()->dtypeDimensionp(dimension)->castArrayDType();
if (!adtypep) nodep->v3fatalSrc("ArraySel to type without array at same depth");
lvalue = varrefp->lvalue();
maxmsb = (varrefp->varp()->arrayp(dimension)->elementsConst()-1);
maxmsb = adtypep->elementsConst()-1;
} else if (AstConst* lhconstp = basefromp->castConst()) {
// If it's a PARAMETER[bit], then basefromp may be a constant instead of a varrefp
maxmsb = lhconstp->widthMin();