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Fix little endian packed array counting (#2499).

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This commit is contained in:
Wilson Snyder
2020-12-13 16:23:59 -05:00
parent 82fc142c1c
commit 882b310897
4 changed files with 100 additions and 8 deletions
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src/V3WidthSel.cpp
+4 -6
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@@ -225,12 +225,10 @@ private:
} else if (AstPackArrayDType* adtypep = VN_CAST(ddtypep, PackArrayDType)) {
// SELBIT(array, index) -> SEL(array, index*width-of-subindex, width-of-subindex)
AstNode* subp = rhsp;
if (fromRange.lo() != 0 || fromRange.hi() < 0) {
if (fromRange.littleEndian()) {
subp = newSubNeg(fromRange.hi(), subp);
} else {
subp = newSubNeg(subp, fromRange.lo());
}
if (fromRange.littleEndian()) {
subp = newSubNeg(fromRange.hi(), subp);
} else {
subp = newSubNeg(subp, fromRange.lo());
}
UASSERT_OBJ(!(!fromRange.elements() || (adtypep->width() % fromRange.elements()) != 0),
adtypep,