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Revert "[BACKEND] Various bug fixes; making reductions faster (#533)".

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This is a more stable commit that produce bitwise identical code to earlier
versions. Using commits after this one may lead to slightly different numerics
This commit is contained in:
Philippe Tillet
2022-06-03 11:36:06 -07:00
parent efa04cac1f
commit a60374a597
11 changed files with 65 additions and 173 deletions
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4
lib/codegen/analysis/align.cc
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@@ -319,8 +319,8 @@ std::vector<unsigned> align::populate_max_contiguous_binop(ir::binary_operator*
}
if(x->is_int_add_sub()){
unsigned lvalue = 1, rvalue = 1;
lvalue = gcd(rhs_max_contiguous[d], lhs_cst_info[d].num_cst);
rvalue = gcd(lhs_max_contiguous[d], rhs_cst_info[d].num_cst);
lvalue = gcd(rhs_max_contiguous[d], lhs_starting_multiple[d]);
rvalue = gcd(lhs_max_contiguous[d], rhs_starting_multiple[d]);
value = std::max(lvalue, rvalue);
}
result.push_back(value);