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NDR: For barrier micro-ops, lazily mark written registers instead of iterating

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Also remove some dead code in there.

4-5% more improvement observed.
This commit is contained in:
Cacodemon345
2025-05-06 16:25:09 +06:00
parent 864e01b0e2
commit aafd2f22f5
4 changed files with 62 additions and 34 deletions
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2
src/codegen_new/codegen_ir.c
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@@ -38,7 +38,7 @@ codegen_ir_set_unroll(int count, int start, int first_instruction)
static void
duplicate_uop(ir_data_t *ir, uop_t *uop, int offset)
{
uop_t *new_uop = uop_alloc(ir, uop->type);
uop_t *new_uop = uop_alloc_unroll(ir, uop->type);
if (!ir_reg_is_invalid(uop->src_reg_a))
new_uop->src_reg_a = codegen_reg_read(uop->src_reg_a.reg);