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fixes swizzling for array elements in soa arrays/slices

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corley
2026-08-09 03:17:04 +03:00
parent 8ae0d9488c
commit 7b45adf8e9
7 changed files with 463 additions and 32 deletions
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24
src/check_expr.cpp
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@@ -2973,10 +2973,28 @@ gb_internal void check_unary_expr(CheckerContext *c, Operand *o, Token op, Ast *
return;
}
if (o->mode == Addressing_SoaVariable) {
Type *soa_for_in_type = nullptr;
if (node->kind == Ast_UnaryExpr) {
ast_node(ue, UnaryExpr, node);
if (ast_node_expect(ue->expr, Ast_IndexExpr)) {
ast_node(ie, IndexExpr, ue->expr);
Entity *e = entity_of_node(ue->expr);
if (e != nullptr && e->kind == Entity_Variable &&
(e->flags & EntityFlag_SoaPtrField) != 0 &&
e->Variable.for_loop_parent_type != nullptr) {
Type *soa_type = type_deref(e->Variable.for_loop_parent_type);
if (is_type_soa_struct(soa_type)) {
soa_for_in_type = soa_type;
}
}
}
if (soa_for_in_type != nullptr) {
// &v in for-in loop over #soa container
o->type = alloc_type_soa_pointer(soa_for_in_type);
} else if (o->mode == Addressing_SoaVariable) {
ast_node(ue, UnaryExpr, node);
Ast *index_expr = unparen_expr(ue->expr);
if (ast_node_expect(index_expr, Ast_IndexExpr)) {
ast_node(ie, IndexExpr, index_expr);
Type *soa_type = type_deref(type_of_expr(ie->expr));
GB_ASSERT(is_type_soa_struct(soa_type));
o->type = alloc_type_soa_pointer(soa_type);