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Fix interval processing order

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This commit is contained in:
Dmitry Stogov 2022-04-28 10:27:01 +03:00
parent fffc0ad2ef
commit acffada3b1
1 changed files with 12 additions and 1 deletions
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13
ir_ra.c
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@ -1417,7 +1417,18 @@ static ir_reg ir_allocate_blocked_reg(ir_ctx *ctx, int current, uint32_t len, ir
if (overlap) {
IR_ASSERT(ctx->live_intervals[i]->type != IR_VOID);
ir_split_interval_at(ctx->live_intervals[i], ival->range.start); // TODO: Split Pos
ir_live_interval *child = ir_split_interval_at(ctx->live_intervals[i], ival->range.start); // TODO: Split Pos
ir_bitset_excl(active, i);
ctx->live_intervals[i] = child;
if (child->use_pos) {
ir_live_pos split_pos = ir_find_optimal_split_position(ctx, ival->range.start, child->use_pos->pos);
if (split_pos > ival->range.start) {
child = ir_split_interval_at(child, split_pos);
ctx->live_intervals[i] = child;
}
ir_add_to_unhandled(ctx, unhandled, i);
}
}
break;
}