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Add optimization_mode attribute for procedures

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Allowed modes: "none", "minimal", "size", "speed"
Currently: none == minimal and size == speed
This commit is contained in:
gingerBill
2021-04-22 00:04:47 +01:00
parent c7d92562c2
commit 65551ba8fb
5 changed files with 67 additions and 4 deletions
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src/llvm_backend.cpp
+22 -4
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@@ -2523,7 +2523,7 @@ lbProcedure *lb_create_procedure(lbModule *m, Entity *entity) {
p->type = entity->type;
p->type_expr = decl->type_expr;
p->body = pl->body;
p->inlining = ProcInlining_none;
p->inlining = pl->inlining;
p->is_foreign = entity->Procedure.is_foreign;
p->is_export = entity->Procedure.is_export;
p->is_entry_point = false;
@@ -2558,9 +2558,6 @@ lbProcedure *lb_create_procedure(lbModule *m, Entity *entity) {
LLVMSetFunctionCallConv(p->value, cc_kind);
}
if (entity->flags & EntityFlag_Cold) {
lb_add_attribute_to_proc(m, p->value, "cold");
}
if (pt->Proc.diverging) {
lb_add_attribute_to_proc(m, p->value, "noreturn");
@@ -2575,6 +2572,27 @@ lbProcedure *lb_create_procedure(lbModule *m, Entity *entity) {
break;
}
if (entity->flags & EntityFlag_Cold) {
lb_add_attribute_to_proc(m, p->value, "cold");
}
switch (entity->Procedure.optimization_mode) {
case ProcedureOptimizationMode_None:
lb_add_attribute_to_proc(m, p->value, "optnone");
break;
case ProcedureOptimizationMode_Minimal:
lb_add_attribute_to_proc(m, p->value, "optnone");
break;
case ProcedureOptimizationMode_Size:
lb_add_attribute_to_proc(m, p->value, "optsize");
break;
case ProcedureOptimizationMode_Speed:
// TODO(bill): handle this correctly
lb_add_attribute_to_proc(m, p->value, "optsize");
break;
}
// lbCallingConventionKind cc_kind = lbCallingConvention_C;
// // TODO(bill): Clean up this logic
// if (build_context.metrics.os != TargetOs_js) {