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add memory view rule; adjust memory view to appropriately use eval parameterizations, so that it can be used as a view rule correctly

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Ryan Fleury
2024-08-27 13:47:38 -07:00
parent 4b75145ec0
commit 645db07493
11 changed files with 148 additions and 253 deletions
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src/df/core/df_core.c
+51 -13
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@@ -3731,6 +3731,40 @@ df_key_from_eval_space_range(E_Space space, Rng1U64 range, B32 zero_terminated)
return result;
}
//- rjf: space -> entire range
internal Rng1U64
df_whole_range_from_eval_space(E_Space space)
{
Rng1U64 result = r1u64(0, 0);
DF_Entity *entity = df_entity_from_eval_space(space);
switch(entity->kind)
{
//- rjf: nil space -> filesystem key encoded inside of `space`
case DF_EntityKind_Nil:
{
HS_Scope *scope = hs_scope_open();
U128 hash = {0};
for(U64 idx = 0; idx < 2; idx += 1)
{
hash = hs_hash_from_key(space, idx);
if(!u128_match(hash, u128_zero()))
{
break;
}
}
String8 data = hs_data_from_hash(scope, hash);
result = r1u64(0, data.size);
hs_scope_close(scope);
}break;
case DF_EntityKind_Process:
{
result = r1u64(0, 0x7FFFFFFFFFFFull);
}break;
}
return result;
}
////////////////////////////////
//~ rjf: Evaluation Views
@@ -5280,20 +5314,24 @@ df_range_from_eval_params(E_Eval eval, MD_Node *params)
{
Temp scratch = scratch_begin(0, 0);
U64 size = df_value_from_params_key(params, str8_lit("size")).u64;
if(size == 0 &&
(e_type_kind_from_key(eval.type_key) == E_TypeKind_Array ||
e_type_kind_from_key(e_type_direct_from_key(eval.type_key)) == E_TypeKind_Array))
E_TypeKey type_key = e_type_unwrap(eval.type_key);
E_TypeKind type_kind = e_type_kind_from_key(type_key);
E_TypeKey direct_type_key = e_type_unwrap(e_type_direct_from_key(eval.type_key));
E_TypeKind direct_type_kind = e_type_kind_from_key(direct_type_key);
if(size == 0 && e_type_kind_is_pointer_or_ref(type_kind) && (direct_type_kind == E_TypeKind_Struct ||
direct_type_kind == E_TypeKind_Union ||
direct_type_kind == E_TypeKind_Class ||
direct_type_kind == E_TypeKind_Array ||
e_type_kind_is_basic_or_enum(direct_type_kind)))
{
E_Type *type = e_type_from_key(scratch.arena, eval.type_key);
E_Type *array_type = type;
if(array_type->kind != E_TypeKind_Array)
{
array_type = e_type_from_key(scratch.arena, array_type->direct_type_key);
}
if(array_type->kind != E_TypeKind_Array)
{
size = array_type->count;
}
size = e_type_byte_size_from_key(e_type_direct_from_key(e_type_unwrap(eval.type_key)));
}
if(size == 0 && eval.mode == E_Mode_Offset && (type_kind == E_TypeKind_Struct ||
type_kind == E_TypeKind_Union ||
type_kind == E_TypeKind_Class ||
type_kind == E_TypeKind_Array))
{
size = e_type_byte_size_from_key(e_type_unwrap(eval.type_key));
}
if(size == 0)
{