tqchen commented on code in PR #13936:
URL: https://github.com/apache/tvm/pull/13936#discussion_r1162208191
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src/arith/iter_affine_map.cc:
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@@ -898,6 +898,11 @@ class IterMapRewriter : public ExprMutator {
PrimExpr SplitFloorModConst(IterSplitExpr lhs, PrimExpr base, PrimExpr rhs);
static void AddToLhs(IterSumExprNode* lhs, IterSplitExpr rhs, int sign) {
+ if (sign < 0 && is_const_int(rhs->extent, 2)) {
Review Comment:
NOTE: this actually is a bug, see https://github.com/apache/tvm/pull/14571
This makes me think that if other rules leads to the regression. Please do
check.
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