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Fix [^]u16 <-> cstring16 conversions

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This commit is contained in:
gingerBill
2025-08-02 12:51:08 +01:00
parent c631a8eff5
commit 7c281a9614
1 changed files with 61 additions and 0 deletions
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61
src/llvm_backend_expr.cpp
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@@ -2330,6 +2330,21 @@ gb_internal lbValue lb_emit_conv(lbProcedure *p, lbValue value, Type *t) {
return res;
}
// [^]u16 <-> cstring16
if (is_type_u16_multi_ptr(src) && is_type_cstring16(dst)) {
return lb_emit_transmute(p, value, t);
}
if (is_type_cstring16(src) && is_type_u16_multi_ptr(dst)) {
return lb_emit_transmute(p, value, t);
}
if (is_type_u16_ptr(src) && is_type_cstring16(dst)) {
return lb_emit_transmute(p, value, t);
}
if (is_type_cstring16(src) && is_type_u16_ptr(dst)) {
return lb_emit_transmute(p, value, t);
}
// []u16 <-> string16
if (is_type_u16_slice(src) && is_type_string16(dst)) {
return lb_emit_transmute(p, value, t);
@@ -2753,7 +2768,53 @@ gb_internal lbValue lb_emit_comp(lbProcedure *p, TokenKind op_kind, lbValue left
return lb_compare_records(p, op_kind, left, right, b);
}
if (is_type_string16(a) || is_type_cstring16(a)) {
if (is_type_cstring16(a) && is_type_cstring16(b)) {
left = lb_emit_conv(p, left, t_cstring16);
right = lb_emit_conv(p, right, t_cstring16);
char const *runtime_procedure = nullptr;
switch (op_kind) {
case Token_CmpEq: runtime_procedure = "cstring16_eq"; break;
case Token_NotEq: runtime_procedure = "cstring16_ne"; break;
case Token_Lt: runtime_procedure = "cstring16_lt"; break;
case Token_Gt: runtime_procedure = "cstring16_gt"; break;
case Token_LtEq: runtime_procedure = "cstring16_le"; break;
case Token_GtEq: runtime_procedure = "cstring16_ge"; break;
}
GB_ASSERT(runtime_procedure != nullptr);
auto args = array_make<lbValue>(permanent_allocator(), 2);
args[0] = left;
args[1] = right;
return lb_emit_runtime_call(p, runtime_procedure, args);
}
if (is_type_cstring16(a) ^ is_type_cstring16(b)) {
left = lb_emit_conv(p, left, t_string);
right = lb_emit_conv(p, right, t_string);
}
char const *runtime_procedure = nullptr;
switch (op_kind) {
case Token_CmpEq: runtime_procedure = "string16_eq"; break;
case Token_NotEq: runtime_procedure = "string16_ne"; break;
case Token_Lt: runtime_procedure = "string16_lt"; break;
case Token_Gt: runtime_procedure = "string16_gt"; break;
case Token_LtEq: runtime_procedure = "string16_le"; break;
case Token_GtEq: runtime_procedure = "string16_ge"; break;
}
GB_ASSERT(runtime_procedure != nullptr);
auto args = array_make<lbValue>(permanent_allocator(), 2);
args[0] = left;
args[1] = right;
return lb_emit_runtime_call(p, runtime_procedure, args);
}
if (is_type_string(a)) {
if (is_type_cstring(a) && is_type_cstring(b)) {
left = lb_emit_conv(p, left, t_cstring);
right = lb_emit_conv(p, right, t_cstring);