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Just compare against nil directly if the comparator is known to be nil too

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gingerBill
2024-08-04 21:17:58 +01:00
parent 60bc7f53d2
commit 7e0fa795e4
1 changed files with 7 additions and 0 deletions
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src/llvm_backend_expr.cpp
+7
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@@ -2524,9 +2524,16 @@ gb_internal lbValue lb_emit_comp(lbProcedure *p, TokenKind op_kind, lbValue left
if (are_types_identical(a, b)) { if (are_types_identical(a, b)) {
// NOTE(bill): No need for a conversion // NOTE(bill): No need for a conversion
} else if (lb_is_const(left) || lb_is_const_nil(left)) { } else if (lb_is_const(left) || lb_is_const_nil(left)) {
if (lb_is_const_nil(left)) {
return lb_emit_comp_against_nil(p, op_kind, right);
}
left = lb_emit_conv(p, left, right.type); left = lb_emit_conv(p, left, right.type);
} else if (lb_is_const(right) || lb_is_const_nil(right)) { } else if (lb_is_const(right) || lb_is_const_nil(right)) {
if (lb_is_const_nil(right)) {
return lb_emit_comp_against_nil(p, op_kind, left);
}
right = lb_emit_conv(p, right, left.type); right = lb_emit_conv(p, right, left.type);
} else { } else {
Type *lt = left.type; Type *lt = left.type;
Type *rt = right.type; Type *rt = right.type;