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Optimize by registering labels to the instruction that follows the label #783

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merged 1 commit into from
Oct 25, 2023
Merged

Optimize by registering labels to the instruction that follows the label #783

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7 changes: 2 additions & 5 deletions src/libAtomVM/opcodesswitch.h
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Original file line number Diff line number Diff line change
Expand Up @@ -1594,18 +1594,15 @@ HOT_FUNC int scheduler_entry_point(GlobalContext *glb)

switch (*pc++) {
case OP_LABEL: {
#ifdef IMPL_CODE_LOADER
const uint8_t* saved_pc = pc - 1;
#endif
uint32_t label;
DECODE_LITERAL(label, pc)

TRACE("label/1 label=%i\n", label);
USED_BY_TRACE(label);

#ifdef IMPL_CODE_LOADER
TRACE("Mark label %i here at %" PRIuPTR "\n", label, saved_pc - code);
module_add_label(mod, label, saved_pc);
TRACE("Mark label %i here at %" PRIuPTR "\n", label, pc - code);
module_add_label(mod, label, pc);
#endif
break;
}
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