[qfcc] Simplify immediate value emission

This gets immediate values working for the new vector types.
This commit is contained in:
Bill Currie 2022-04-29 11:27:27 +09:00
parent 14545c37cf
commit 1da9fff3ae

View file

@ -62,16 +62,11 @@
typedef struct {
def_t *def;
union {
pr_string_t string_val;
float float_val;
float vector_val[3];
int entity_val;
int field_val;
int func_val;
#define EV_TYPE(type) pr_##type##_t type##_val;
#include "QF/progs/pr_type_names.h"
#define VEC_TYPE(type_name, base_type) pr_##type_name##_t type_name##_val;
#include "tools/qfcc/include/vec_types.h"
ex_pointer_t pointer;
float quaternion_val[4];
int int_val;
double double_val;
} i;
} immediate_t;
@ -460,15 +455,8 @@ get_value_string (const ex_value_t *value)
}
static hashtab_t *string_imm_defs;
static hashtab_t *float_imm_defs;
static hashtab_t *vector_imm_defs;
static hashtab_t *entity_imm_defs;
static hashtab_t *field_imm_defs;
static hashtab_t *func_imm_defs;
static hashtab_t *pointer_imm_defs;
static hashtab_t *quaternion_imm_defs;
static hashtab_t *int_imm_defs;
static hashtab_t *double_imm_defs;
static hashtab_t *fldptr_imm_defs;
static hashtab_t *value_imm_defs;
static void
imm_free (void *_imm, void *unused)
@ -485,27 +473,13 @@ imm_get_hash (const void *_imm, void *_tab)
if (tab == &string_imm_defs) {
const char *str = pr.strings->strings + imm->i.string_val;
return str ? Hash_String (str) : 0;
} else if (tab == &float_imm_defs) {
return imm->i.int_val;
} else if (tab == &vector_imm_defs) {
return Hash_Buffer (&imm->i.vector_val, sizeof (&imm->i.vector_val));
} else if (tab == &entity_imm_defs) {
return imm->i.int_val;
} else if (tab == &field_imm_defs) {
} else if (tab == &fldptr_imm_defs) {
return Hash_Buffer (&imm->i.pointer, sizeof (&imm->i.pointer));
} else if (tab == &func_imm_defs) {
return imm->i.int_val;
} else if (tab == &pointer_imm_defs) {
return Hash_Buffer (&imm->i.pointer, sizeof (&imm->i.pointer));
} else if (tab == &quaternion_imm_defs) {
return Hash_Buffer (&imm->i.quaternion_val,
sizeof (&imm->i.quaternion_val));
} else if (tab == &double_imm_defs) {
return Hash_Buffer (&imm->i.double_val, sizeof (&imm->i.double_val));
} else if (tab == &int_imm_defs) {
return imm->i.int_val;
} else if (tab == &value_imm_defs) {
size_t size = type_size (imm->def->type) * sizeof (pr_type_t);
return Hash_Buffer (&imm->i, size) ^ (uintptr_t) imm->def->type;
} else {
internal_error (0, 0);
internal_error (0, "invalid immediate hash table");
}
}
@ -520,28 +494,14 @@ imm_compare (const void *_imm1, const void *_imm2, void *_tab)
const char *str1 = pr.strings->strings + imm1->i.string_val;
const char *str2 = pr.strings->strings + imm2->i.string_val;
return (str1 == str2 || (str1 && str2 && !strcmp (str1, str2)));
} else if (tab == &float_imm_defs) {
return imm1->i.float_val == imm2->i.float_val;
} else if (tab == &vector_imm_defs) {
return VectorCompare (imm1->i.vector_val, imm2->i.vector_val);
} else if (tab == &entity_imm_defs) {
return imm1->i.entity_val == imm2->i.entity_val;
} else if (tab == &field_imm_defs) {
} else if (tab == &fldptr_imm_defs) {
return !memcmp (&imm1->i.pointer, &imm2->i.pointer,
sizeof (imm1->i.pointer));
} else if (tab == &func_imm_defs) {
return imm1->i.func_val == imm2->i.func_val;
} else if (tab == &pointer_imm_defs) {
return !memcmp (&imm1->i.pointer, &imm2->i.pointer,
sizeof (imm1->i.pointer));
} else if (tab == &quaternion_imm_defs) {
return QuatCompare (imm1->i.quaternion_val, imm2->i.quaternion_val);
} else if (tab == &double_imm_defs) {
return imm1->i.double_val == imm2->i.double_val;
} else if (tab == &int_imm_defs) {
return imm1->i.int_val == imm2->i.int_val;
} else if (tab == &value_imm_defs) {
size_t size = type_size (imm1->def->type) * sizeof (pr_type_t);
return !memcmp (&imm1->i, &imm2->i, size);
} else {
internal_error (0, 0);
internal_error (0, "invalid immediate hash table");
}
}
@ -676,7 +636,6 @@ emit_value (ex_value_t *value, def_t *def)
hashtab_t *tab = 0;
type_t *type;
ex_value_t val = *value;
immediate_t *imm, search;
if (!string_imm_defs) {
clear_immediates ();
@ -686,56 +645,36 @@ emit_value (ex_value_t *value, def_t *def)
// val.type = type_nil->type;
switch (val.lltype) {
case ev_entity:
tab = entity_imm_defs;
type = &type_entity;
break;
case ev_field:
tab = field_imm_defs;
type = &type_field;
break;
case ev_func:
tab = func_imm_defs;
type = &type_func;
break;
case ev_ptr:
tab = pointer_imm_defs;
type = &type_ptr;
break;
case ev_int:
case ev_uint:
if (!def || !is_float(def->type)) {
tab = int_imm_defs;
type = &type_int;
break;
}
val.v.float_val = val.v.int_val;
val.lltype = ev_float;
case ev_float:
tab = float_imm_defs;
type = &type_float;
case ev_vector:
case ev_quaternion:
case ev_double:
tab = value_imm_defs;
type = val.type;
break;
case ev_field:
case ev_ptr:
tab = fldptr_imm_defs;
type = ev_types[val.lltype];
break;
case ev_string:
val.v.int_val = ReuseString (val.v.string_val);
tab = string_imm_defs;
type = &type_string;
break;
case ev_vector:
tab = vector_imm_defs;
type = &type_vector;
break;
case ev_quaternion:
tab = quaternion_imm_defs;
type = &type_quaternion;
break;
case ev_double:
tab = double_imm_defs;
type = &type_double;
break;
default:
internal_error (0, 0);
internal_error (0, "unexpected value type: %s",
val.type->type < ev_type_count
? pr_type_name[val.lltype]
: va (0, "%d", val.lltype));
}
def_t search_def = { .type = type };
immediate_t search = { .def = &search_def };
memcpy (&search.i, &val.v, sizeof (search.i));
imm = (immediate_t *) Hash_FindElement (tab, &search);
immediate_t *imm = Hash_FindElement (tab, &search);
if (imm && strcmp (imm->def->name, ".zero") == 0) {
if (def) {
imm = 0; //FIXME do full def aliasing
@ -820,15 +759,8 @@ clear_immediates (void)
if (value_table) {
Hash_FlushTable (value_table);
Hash_FlushTable (string_imm_defs);
Hash_FlushTable (float_imm_defs);
Hash_FlushTable (vector_imm_defs);
Hash_FlushTable (entity_imm_defs);
Hash_FlushTable (field_imm_defs);
Hash_FlushTable (func_imm_defs);
Hash_FlushTable (pointer_imm_defs);
Hash_FlushTable (quaternion_imm_defs);
Hash_FlushTable (int_imm_defs);
Hash_FlushTable (double_imm_defs);
Hash_FlushTable (fldptr_imm_defs);
Hash_FlushTable (value_imm_defs);
} else {
value_table = Hash_NewTable (16381, 0, 0, 0, 0);
Hash_SetHashCompare (value_table, value_get_hash, value_compare);
@ -837,49 +769,19 @@ clear_immediates (void)
&string_imm_defs, 0);
Hash_SetHashCompare (string_imm_defs, imm_get_hash, imm_compare);
float_imm_defs = Hash_NewTable (16381, 0, imm_free,
&float_imm_defs, 0);
Hash_SetHashCompare (float_imm_defs, imm_get_hash, imm_compare);
fldptr_imm_defs = Hash_NewTable (16381, 0, imm_free,
&fldptr_imm_defs, 0);
Hash_SetHashCompare (fldptr_imm_defs, imm_get_hash, imm_compare);
vector_imm_defs = Hash_NewTable (16381, 0, imm_free,
&vector_imm_defs, 0);
Hash_SetHashCompare (vector_imm_defs, imm_get_hash, imm_compare);
entity_imm_defs = Hash_NewTable (16381, 0, imm_free,
&entity_imm_defs, 0);
Hash_SetHashCompare (entity_imm_defs, imm_get_hash, imm_compare);
field_imm_defs = Hash_NewTable (16381, 0, imm_free,
&field_imm_defs, 0);
Hash_SetHashCompare (field_imm_defs, imm_get_hash, imm_compare);
func_imm_defs = Hash_NewTable (16381, 0, imm_free,
&func_imm_defs, 0);
Hash_SetHashCompare (func_imm_defs, imm_get_hash, imm_compare);
pointer_imm_defs = Hash_NewTable (16381, 0, imm_free,
&pointer_imm_defs, 0);
Hash_SetHashCompare (pointer_imm_defs, imm_get_hash, imm_compare);
quaternion_imm_defs = Hash_NewTable (16381, 0, imm_free,
&quaternion_imm_defs, 0);
Hash_SetHashCompare (quaternion_imm_defs, imm_get_hash, imm_compare);
int_imm_defs = Hash_NewTable (16381, 0, imm_free,
&int_imm_defs, 0);
Hash_SetHashCompare (int_imm_defs, imm_get_hash, imm_compare);
double_imm_defs = Hash_NewTable (16381, 0, imm_free,
&double_imm_defs, 0);
Hash_SetHashCompare (double_imm_defs, imm_get_hash, imm_compare);
value_imm_defs = Hash_NewTable (16381, 0, imm_free,
&value_imm_defs, 0);
Hash_SetHashCompare (value_imm_defs, imm_get_hash, imm_compare);
}
def = make_symbol (".zero", &type_zero, 0, sc_extern)->s.def;
memset (&zero_val, 0, sizeof (zero_val));
make_def_imm (def, string_imm_defs, &zero_val);
make_def_imm (def, float_imm_defs, &zero_val);
make_def_imm (def, entity_imm_defs, &zero_val);
make_def_imm (def, pointer_imm_defs, &zero_val);
make_def_imm (def, int_imm_defs, &zero_val);
make_def_imm (def, fldptr_imm_defs, &zero_val);
make_def_imm (def, value_imm_defs, &zero_val);
}