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Disable lb_const_hash for the time being

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gingerBill
2020-12-02 11:48:50 +00:00
parent a9c1811027
commit 996c854071
2 changed files with 32 additions and 5 deletions
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src/check_expr.cpp
+1
View File
@@ -9469,6 +9469,7 @@ ExprKind check_expr_base_internal(CheckerContext *c, Operand *o, Ast *node, Type
}
add_package_dependency(c, "runtime", "type_assertion_check");
add_package_dependency(c, "runtime", "type_assertion_check2");
case_end;
case_ast_node(tc, TypeCast, node);
src/llvm_backend.cpp
+31 -5
View File
@@ -9871,7 +9871,7 @@ lbValue lb_emit_union_cast(lbProcedure *p, lbValue value, Type *type, TokenPos p
Type *dst_type = tuple->Tuple.variables[0]->type;
lbValue ok = lb_emit_load(p, lb_emit_struct_ep(p, v.addr, 1));
auto args = array_make<lbValue>(permanent_allocator(), 6);
auto args = array_make<lbValue>(permanent_allocator(), 7);
args[0] = ok;
args[1] = lb_const_string(m, pos.file);
@@ -9880,7 +9880,8 @@ lbValue lb_emit_union_cast(lbProcedure *p, lbValue value, Type *type, TokenPos p
args[4] = lb_typeid(m, src_type);
args[5] = lb_typeid(m, dst_type);
lb_emit_runtime_call(p, "type_assertion_check", args);
args[6] = lb_emit_conv(p, value_, t_rawptr);
lb_emit_runtime_call(p, "type_assertion_check2", args);
}
return lb_emit_load(p, lb_emit_struct_ep(p, v.addr, 0));
@@ -9932,7 +9933,7 @@ lbAddr lb_emit_any_cast_addr(lbProcedure *p, lbValue value, Type *type, TokenPos
// NOTE(bill): Panic on invalid conversion
lbValue ok = lb_emit_load(p, lb_emit_struct_ep(p, v.addr, 1));
auto args = array_make<lbValue>(permanent_allocator(), 6);
auto args = array_make<lbValue>(permanent_allocator(), 7);
args[0] = ok;
args[1] = lb_const_string(m, pos.file);
@@ -9941,7 +9942,8 @@ lbAddr lb_emit_any_cast_addr(lbProcedure *p, lbValue value, Type *type, TokenPos
args[4] = any_typeid;
args[5] = dst_typeid;
lb_emit_runtime_call(p, "type_assertion_check", args);
args[6] = lb_emit_struct_ev(p, value, 0);;
lb_emit_runtime_call(p, "type_assertion_check2", args);
return lb_addr(lb_emit_struct_ep(p, v.addr, 0));
}
@@ -10446,14 +10448,38 @@ lbValue lb_gen_map_header(lbProcedure *p, lbValue map_val_ptr, Type *map_type) {
}
lbValue lb_const_hash(lbModule *m, lbValue key, Type *key_type) {
if (true) {
return {};
}
lbValue hashed_key = {};
if (lb_is_const(key)) {
u64 hash = 0xcbf29ce484222325;
if (is_type_string(key_type)) {
if (is_type_cstring(key_type)) {
size_t length = 0;
char const *text = LLVMGetAsString(key.value, &length);
hash = fnv64a(text, cast(isize)length);
} else if (is_type_string(key_type)) {
unsigned data_indices[] = {0};
unsigned len_indices[] = {1};
LLVMValueRef data = LLVMConstExtractValue(key.value, data_indices, gb_count_of(data_indices));
LLVMValueRef len = LLVMConstExtractValue(key.value, len_indices, gb_count_of(len_indices));
isize length = LLVMConstIntGetSExtValue(len);
char const *text = nullptr;
if (length != 0) {
if (LLVMGetConstOpcode(data) != LLVMGetElementPtr) {
return {};
}
// TODO(bill): THIS IS BROKEN! THIS NEEDS FIXING :P
size_t ulength = 0;
text = LLVMGetAsString(data, &ulength);
gb_printf_err("%td %td %s\n", length, ulength, text);
length = gb_min(length, cast(isize)ulength);
}
hash = fnv64a(text, cast(isize)length);
} else {
return {};
}