同步操作将从 Gitee 极速下载/Halide 强制同步,此操作会覆盖自 Fork 仓库以来所做的任何修改,且无法恢复!!!
确定后同步将在后台操作,完成时将刷新页面,请耐心等待。
#include "Simplify_Internal.h"namespace Halide {namespace Internal {Expr Simplify::visit(const Add *op, ExprInfo *bounds) {ExprInfo a_bounds, b_bounds;Expr a = mutate(op->a, &a_bounds);Expr b = mutate(op->b, &b_bounds);if (bounds && no_overflow_int(op->type)) {bounds->min_defined = a_bounds.min_defined &&b_bounds.min_defined &&add_with_overflow(64, a_bounds.min, b_bounds.min, &(bounds->min));bounds->max_defined = a_bounds.max_defined &&b_bounds.max_defined &&add_with_overflow(64, a_bounds.max, b_bounds.max, &(bounds->max));bounds->alignment = a_bounds.alignment + b_bounds.alignment;bounds->trim_bounds_using_alignment();}if (may_simplify(op->type)) {// Order commutative operations by node typeif (should_commute(a, b)) {std::swap(a, b);std::swap(a_bounds, b_bounds);}auto rewrite = IRMatcher::rewriter(IRMatcher::add(a, b), op->type);if (rewrite(IRMatcher::Overflow() + x, a) ||rewrite(x + IRMatcher::Overflow(), b) ||rewrite(x + 0, x) ||rewrite(0 + x, x)) {return rewrite.result;}// clang-format offif (EVAL_IN_LAMBDA(rewrite(c0 + c1, fold(c0 + c1)) ||rewrite(x + x, x * 2) ||rewrite(ramp(x, y, c0) + ramp(z, w, c0), ramp(x + z, y + w, c0)) ||rewrite(ramp(x, y, c0) + broadcast(z, c0), ramp(x + z, y, c0)) ||rewrite(broadcast(x, c0) + broadcast(y, c1), broadcast(x + broadcast(y, fold(c1/c0)), c0), c1 % c0 == 0) ||rewrite(broadcast(y, c1) + broadcast(x, c0), broadcast(x + broadcast(y, fold(c1/c0)), c0), c1 % c0 == 0) ||rewrite((x + broadcast(y, c0)) + broadcast(z, c1), x + broadcast(y + broadcast(z, fold(c1/c0)), c0), c1 % c0 == 0) ||rewrite((x + broadcast(z, c1)) + broadcast(y, c0), x + broadcast(y + broadcast(z, fold(c1/c0)), c0), c1 % c0 == 0) ||rewrite((broadcast(y, c0) + x) + broadcast(z, c1), x + broadcast(y + broadcast(z, fold(c1/c0)), c0), c1 % c0 == 0) ||rewrite((broadcast(z, c1) + x) + broadcast(y, c0), x + broadcast(y + broadcast(z, fold(c1/c0)), c0), c1 % c0 == 0) ||rewrite((x - broadcast(y, c0)) + broadcast(z, c1), x + broadcast(broadcast(z, fold(c1/c0)) - y, c0), c1 % c0 == 0) ||rewrite((x - broadcast(z, c1)) + broadcast(y, c0), x + broadcast(y - broadcast(z, fold(c1/c0)), c0), c1 % c0 == 0) ||rewrite((broadcast(y, c0) - x) + broadcast(z, c1), broadcast(y + broadcast(z, fold(c1/c0)), c0) - x, c1 % c0 == 0) ||rewrite((broadcast(z, c1) - x) + broadcast(y, c0), broadcast(y + broadcast(z, fold(c1/c0)), c0) - x, c1 % c0 == 0) ||rewrite(select(x, y, z) + select(x, w, u), select(x, y + w, z + u)) ||rewrite(select(x, c0, c1) + c2, select(x, fold(c0 + c2), fold(c1 + c2))) ||rewrite(select(x, y + c0, c1) + c2, select(x, y + fold(c0 + c2), fold(c1 + c2))) ||rewrite(select(x, c0, z + c1) + c2, select(x, fold(c0 + c2), z + fold(c1 + c2))) ||rewrite(select(x, y + c0, z + c1) + c2, select(x, y + fold(c0 + c2), z + fold(c1 + c2))) ||rewrite(ramp(broadcast(x, c0), y, c1) + broadcast(z, c2), ramp(broadcast(x + z, c0), y, c1), c2 == c0 * c1) ||rewrite(ramp(ramp(x, y, c0), z, c1) + broadcast(w, c2), ramp(ramp(x + w, y, c0), z, c1), c2 == c0 * c1) ||rewrite(select(x, y, z) + (select(x, u, v) + w), select(x, y + u, z + v) + w) ||rewrite(select(x, y, z) + (w + select(x, u, v)), select(x, y + u, z + v) + w) ||rewrite(select(x, y, z) + (select(x, u, v) - w), select(x, y + u, z + v) - w) ||rewrite(select(x, y, z) + (w - select(x, u, v)), select(x, y - u, z - v) + w) ||rewrite(select(x, c0 - y, c1) + c2, select(x, fold(c0 + c2) - y, fold(c1 + c2))) ||rewrite(select(x, y, z + c0) + c1, select(x, y + c1, z), (c0 + c1) == 0) ||rewrite(select(x, c0 - y, c1) + c2, fold(c0 + c2) - select(x, y, fold(c0 - c1))) ||rewrite(x + y*(-1), x - y) ||rewrite(x*(-1) + y, y - x) ||rewrite((x + c0) + c1, x + fold(c0 + c1)) ||rewrite((x + c0) + y, (x + y) + c0) ||rewrite(x + (y + c0), (x + y) + c0) ||rewrite((c0 - x) + c1, fold(c0 + c1) - x) ||rewrite((c0 - x) + y, (y - x) + c0) ||rewrite(max(x, y*c0 + z) + (u - y)*c0, max(x - y*c0, z) + u*c0) ||rewrite((x - y) + y, x) ||rewrite(x + (y - x), y) ||rewrite(((x - y) + z) + y, x + z) ||rewrite((z + (x - y)) + y, z + x) ||rewrite(x + ((y - x) + z), y + z) ||rewrite(x + (z + (y - x)), z + y) ||rewrite(x + (c0 - y), (x - y) + c0) ||rewrite((x - y) + (y - z), x - z) ||rewrite((x - y) + (z - x), z - y) ||rewrite((x - y) + (y + z), x + z) ||rewrite((x - y) + (z + y), x + z) ||rewrite(x + ((y - x) - z), y - z) ||rewrite(((x - y) - z) + y, x - z) ||rewrite(x + (y - (x + z)), y - z) ||rewrite(x + (y - (z + x)), y - z) ||rewrite((x - (y + z)) + y, x - z) ||rewrite((x - (y + z)) + z, x - y) ||rewrite(x + ((0 - y) - z), x - (y + z)) ||rewrite(((0 - x) - y) + z, z - (x + y)) ||rewrite(((c0 - x) - y) + c1, (fold(c0 + c1) - y) - x) ||rewrite(x*y + z*y, (x + z)*y) ||rewrite(x*y + y*z, (x + z)*y) ||rewrite(y*x + z*y, y*(x + z)) ||rewrite(y*x + y*z, y*(x + z)) ||rewrite(x*c0 + y*c1, (x + y*fold(c1/c0)) * c0, c1 % c0 == 0) ||rewrite(x*c0 + y*c1, (x*fold(c0/c1) + y) * c1, c0 % c1 == 0) ||// Hoist shuffles. The Shuffle visitor wants to sink// extract_elements to the leaves, and those count as degenerate// slices, so only hoist shuffles that grab more than one lane.rewrite(slice(x, c0, c1, c2) + slice(y, c0, c1, c2), slice(x + y, c0, c1, c2), c2 > 1 && lanes_of(x) == lanes_of(y)) ||rewrite(slice(x, c0, c1, c2) + (z + slice(y, c0, c1, c2)), slice(x + y, c0, c1, c2) + z, c2 > 1 && lanes_of(x) == lanes_of(y)) ||rewrite(slice(x, c0, c1, c2) + (slice(y, c0, c1, c2) + z), slice(x + y, c0, c1, c2) + z, c2 > 1 && lanes_of(x) == lanes_of(y)) ||rewrite(slice(x, c0, c1, c2) + (z - slice(y, c0, c1, c2)), slice(x - y, c0, c1, c2) + z, c2 > 1 && lanes_of(x) == lanes_of(y)) ||rewrite(slice(x, c0, c1, c2) + (slice(y, c0, c1, c2) - z), slice(x + y, c0, c1, c2) - z, c2 > 1 && lanes_of(x) == lanes_of(y)) ||(no_overflow(op->type) &&(rewrite(x + x*y, x * (y + 1)) ||rewrite(x + y*x, (y + 1) * x) ||rewrite(x*y + x, x * (y + 1)) ||rewrite(y*x + x, (y + 1) * x, !is_const(x)) ||rewrite((x + c0)/c1 + c2, (x + fold(c0 + c1*c2))/c1, c1 != 0) ||rewrite((x + (y + c0)/c1) + c2, x + (y + fold(c0 + c1*c2))/c1, c1 != 0) ||rewrite(((y + c0)/c1 + x) + c2, x + (y + fold(c0 + c1*c2))/c1, c1 != 0) ||rewrite((c0 - x)/c1 + c2, (fold(c0 + c1*c2) - x)/c1, c0 != 0 && c1 != 0) || // When c0 is zero, this would fight another rulerewrite(x + (x + y)/c0, (fold(c0 + 1)*x + y)/c0, c0 != 0) ||rewrite(x + (y + x)/c0, (fold(c0 + 1)*x + y)/c0, c0 != 0) ||rewrite(x + (y - x)/c0, (fold(c0 - 1)*x + y)/c0, c0 != 0) ||rewrite(x + (x - y)/c0, (fold(c0 + 1)*x - y)/c0, c0 != 0) ||rewrite((x - y)/c0 + x, (fold(c0 + 1)*x - y)/c0, c0 != 0) ||rewrite((y - x)/c0 + x, (y + fold(c0 - 1)*x)/c0, c0 != 0) ||rewrite((x + y)/c0 + x, (fold(c0 + 1)*x + y)/c0, c0 != 0) ||rewrite((y + x)/c0 + x, (y + fold(c0 + 1)*x)/c0, c0 != 0) ||rewrite(min(x, y - z) + z, min(x + z, y)) ||rewrite(min(y - z, x) + z, min(y, x + z)) ||rewrite(min(x, y + c0) + c1, min(x + c1, y), c0 + c1 == 0) ||rewrite(min(y + c0, x) + c1, min(y, x + c1), c0 + c1 == 0) ||rewrite(z + min(x, y - z), min(z + x, y)) ||rewrite(z + min(y - z, x), min(y, z + x)) ||rewrite(z + max(x, y - z), max(z + x, y)) ||rewrite(z + max(y - z, x), max(y, z + x)) ||rewrite(max(x, y - z) + z, max(x + z, y)) ||rewrite(max(y - z, x) + z, max(y, x + z)) ||rewrite(max(x, y + c0) + c1, max(x + c1, y), c0 + c1 == 0) ||rewrite(max(y + c0, x) + c1, max(y, x + c1), c0 + c1 == 0) ||rewrite(max(x, y) + min(x, y), x + y) ||rewrite(max(x, y) + min(y, x), x + y) ||rewrite(min(x, y + (z*c0)) + (z*c1), min(x + (z*c1), y), (c0 + c1) == 0) ||rewrite(min(x, (y*c0) + z) + (y*c1), min(x + (y*c1), z), (c0 + c1) == 0) ||rewrite(min(x, y*c0) + (y*c1), min(x + (y*c1), 0), (c0 + c1) == 0) ||rewrite(min(x + (y*c0), z) + (y*c1), min((y*c1) + z, x), (c0 + c1) == 0) ||rewrite(min((x*c0) + y, z) + (x*c1), min(y, (x*c1) + z), (c0 + c1) == 0) ||rewrite(min(x*c0, y) + (x*c1), min((x*c1) + y, 0), (c0 + c1) == 0) ||rewrite(max(x, y + (z*c0)) + (z*c1), max(x + (z*c1), y), (c0 + c1) == 0) ||rewrite(max(x, (y*c0) + z) + (y*c1), max(x + (y*c1), z), (c0 + c1) == 0) ||rewrite(max(x, y*c0) + (y*c1), max(x + (y*c1), 0), (c0 + c1) == 0) ||rewrite(max(x + (y*c0), z) + (y*c1), max(x, (y*c1) + z), (c0 + c1) == 0) ||rewrite(max((x*c0) + y, z) + (x*c1), max((x*c1) + z, y), (c0 + c1) == 0) ||rewrite(max(x*c0, y) + (x*c1), max((x*c1) + y, 0), (c0 + c1) == 0) ||false)) ||(no_overflow_int(op->type) &&(rewrite((x*(y/x)) + (y % x), select(x == 0, 0, y)) ||rewrite(((x/y)*y) + (x % y), select(y == 0, 0, x)) ||rewrite(w*(z + x/w) + x%w, select(w == 0, 0, z*w + x)) ||rewrite((z + x/w)*w + x%w, select(w == 0, 0, z*w + x)) ||rewrite(w*(x/w + z) + x%w, select(w == 0, 0, x + z*w)) ||rewrite((x/w + z)*w + x%w, select(w == 0, 0, x + z*w)) ||rewrite(x%w + (w*(x/w) + z), select(w == 0, 0, x) + z) ||rewrite(x%w + ((x/w)*w + z), select(w == 0, 0, x) + z) ||rewrite(x%w + (w*(x/w) - z), select(w == 0, 0, x) - z) ||rewrite(x%w + ((x/w)*w - z), select(w == 0, 0, x) - z) ||rewrite(x%w + (z + w*(x/w)), select(w == 0, 0, x) + z) ||rewrite(x%w + (z + (x/w)*w), select(w == 0, 0, x) + z) ||rewrite(w*(x/w) + (x%w + z), select(w == 0, 0, x) + z) ||rewrite((x/w)*w + (x%w + z), select(w == 0, 0, x) + z) ||rewrite(w*(x/w) + (x%w - z), select(w == 0, 0, x) - z) ||rewrite((x/w)*w + (x%w - z), select(w == 0, 0, x) - z) ||rewrite(w*(x/w) + (z + x%w), select(w == 0, 0, x) + z) ||rewrite((x/w)*w + (z + x%w), select(w == 0, 0, x) + z) ||rewrite(x/2 + x%2, (x + 1) / 2) ||rewrite(x + ((c0 - x)/c1)*c1, c0 - ((c0 - x) % c1), c1 > 0) ||rewrite(x + ((c0 - x)/c1 + y)*c1, y * c1 - ((c0 - x) % c1) + c0, c1 > 0) ||rewrite(x + (y + (c0 - x)/c1)*c1, y * c1 - ((c0 - x) % c1) + c0, c1 > 0) ||false)))) {return mutate(rewrite.result, bounds);}// clang-format on}if (a.same_as(op->a) && b.same_as(op->b)) {return op;} else {return Add::make(a, b);}}} // namespace Internal} // namespace Halide
此处可能存在不合适展示的内容,页面不予展示。您可通过相关编辑功能自查并修改。
如您确认内容无涉及 不当用语 / 纯广告导流 / 暴力 / 低俗色情 / 侵权 / 盗版 / 虚假 / 无价值内容或违法国家有关法律法规的内容,可点击提交进行申诉,我们将尽快为您处理。