From b9372c7be73a7cad6d741f5323dc8b2b758198d4 Mon Sep 17 00:00:00 2001 From: Kimplul Date: Sat, 17 May 2025 13:42:33 +0300 Subject: take loops into account in register allocator --- src/ejit.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'src/ejit.c') diff --git a/src/ejit.c b/src/ejit.c index 2341890..1bb272d 100644 --- a/src/ejit.c +++ b/src/ejit.c @@ -341,6 +341,7 @@ struct ejit_func *ejit_create_func(enum ejit_type rtype, size_t argc, f->sign = types_create(0); f->insns = insns_create(0); f->labels = labels_create(0); + f->barriers = barriers_create(0); f->gpr = gpr_stats_create(0); f->fpr = fpr_stats_create(0); f->arena = NULL; @@ -434,6 +435,7 @@ void ejit_destroy_func(struct ejit_func *f) types_destroy(&f->sign); insns_destroy(&f->insns); labels_destroy(&f->labels); + barriers_destroy(&f->barriers); gpr_stats_destroy(&f->gpr); fpr_stats_destroy(&f->fpr); free(f); @@ -452,6 +454,12 @@ void ejit_patch(struct ejit_func *f, struct ejit_reloc r, struct ejit_label l) /** @todo some assert that checks the opcode? */ i.r0 = l.addr; *insns_at(&f->insns, r.insn) = i; + + struct barrier_tuple tuple = { + .start = r.insn > l.addr ? l.addr : r.insn, + .end = r.insn > l.addr ? r.insn : l.addr + }; + barriers_append(&f->barriers, tuple); } void ejit_taili(struct ejit_func *s, struct ejit_func *f, -- cgit v1.2.3