Sorting Primitives into the OT

Started to add some ergonomic definitions into duffle.
This commit is contained in:
2025-09-15 01:36:25 -04:00
parent e04bcb91b4
commit f35e60877c
10 changed files with 383 additions and 49 deletions
+43 -2
View File
@@ -1,5 +1,6 @@
#ifdef INTELLISENSE_DIRECTIVES
# pragma once
# include "assert.h"
#endif
typedef unsigned char U8;
@@ -27,7 +28,7 @@ enum {
#define alignas _Alignas
#define alignof _Alignof
#define byte_pad(amount, ...) Byte glue(_PAD_, __VA_ARGS__) [amount]
#define byte_pad(amount, ...) BYTE glue(_PAD_, __VA_ARGS__) [amount]
#define farray_len(array) (SSIZE)sizeof(array) / size_of( typeof((array)[0]))
#define farray_init(type, ...) (type[]){__VA_ARGS__}
#define def_farray(type, len) type A ## len ## _ ## type[len]
@@ -38,7 +39,10 @@ enum {
#define opt_args(symbol, ...) &(symbol){__VA_ARGS__}
#define ret_type(type) type
#define local_persist static
#define global static
#define internal static
#define global
#define gknown
#define ct_lit
#define offset_of(type, member) cast(SSIZE, & (((type*) 0)->member))
#define static_assert _Static_assert
#define typeof __typeof__
@@ -70,3 +74,40 @@ typedef def_span(U32);
typedef def_span(SSIZE);
typedef void def_proc(VoidFn) (void);
#define def_Slice(type) \
def_struct(tmpl(Slice,type)) { \
type* ptr; \
SSIZE len; \
}
#define slice_assert(slice) do { assert((slice).ptr != nullptr); assert((slice).len > 0); } while(0)
#define slice_end(slice) ((slice).ptr + (slice).len)
#define size_of_slice_type(slice) size_of( * (slice).ptr )
typedef def_Slice(void);
typedef def_Slice(BYTE);
#define slice_byte(slice) ((Slice_BYTE){cast(Byte*, (slice).ptr), (slice).len * size_of_slice_type(slice)})
#define slice_fmem(mem) ((Slice_BYTE){ mem, size_of(mem) })
void slice__copy(Slice_BYTE dest, SSIZE dest_typewidth, Slice_BYTE src, SSIZE src_typewidth);
void slice__zero(Slice_BYTE mem, SSIZE typewidth);
#define slice_copy(dest, src) do { \
static_assert(typeof_same(dest, src)); \
slice__copy(slice_byte(dest), size_of_slice_type(dest), slice_byte(src), size_of_slice_type(src)); \
} while (0)
#define slice_zero(slice) slice__zero(slice_byte(slice), size_of_slice_type(slice))
#define slice_iter(container, iter) \
typeof((container).ptr) iter = (container).ptr; \
iter != slice_end(container); \
++ iter
#define slice_arg_from_array(type, ...) & (tmpl(Slice,type)) { \
.ptr = farray_init(type, __VA_ARGS__), \
.len = farray_len( farray_init(type, __VA_ARGS__)) \
}
typedef unsigned char UTF8;
typedef def_Slice(UTF8);
typedef Slice_UTF8 Str8;
typedef def_Slice(Str8);
#define txt(string_literal) (Str8){ (UTF8*) string_literal, size_of(string_literal) - 1 }
+31
View File
@@ -0,0 +1,31 @@
#ifdef INTELLISENSE_DIRECTIVES
# pragma once
# include "dsl.h"
# include "memory.h"
# include "strings.h"
#endif
typedef def_struct(Opts_farena) {
Str8 type_name;
SSIZE alignment;
};
typedef def_struct(FArena) {
void* start;
SSIZE capacity;
SSIZE used;
};
FArena farena_make (Slice_BYTE mem);
void farena_init (FArena* arena, Slice_BYTE byte);
Slice_BYTE farena__push (FArena* arena, SSIZE amount, SSIZE type_width, Opts_farena* opts);
void farena_reset (FArena* arena);
void farena_rewind(FArena* arena, AllocatorSP save_point);
AllocatorSP farena_save (FArena arena);
// void farena_allocator_proc(AllocatorProc_In in, AllocatorProc_Out* out);
// #define ainfo_farena(arena) (AllocatorInfo){ .proc = farena_allocator_proc, .data = & arena }
#define farena_push(arena, type, ...) \
cast(type*, farena__push(arena, size_of(type), 1, opt_args(Opts_farena_push, lit(stringify(type)), __VA_ARGS__))).ptr
#define farena_push_array(arena, type, amount, ...) \
(Slice ## type){ farena__push(arena, size_of(type), amount, opt_args(Opts_farena_push, lit(stringify(type)), __VA_ARGS__)).ptr, amount }
+4
View File
@@ -3,6 +3,10 @@
# include "dsl.h"
#endif
#define min(A, B) (((A) < (B)) ? (A) : (B))
#define max(A, B) (((A) > (B)) ? (A) : (B))
#define clamp_bot(X, B) max(X, B)
typedef def_farray(S16, 2);
typedef def_farray(S32, 2);
// typedef def_farray(F32, 2);
+142
View File
@@ -0,0 +1,142 @@
#ifdef INTELLISENSE_DIRECTIVES
# pragma once
# include "dsl.h"
#endif
inline SSIZE align_pow2(SSIZE x, SSIZE b) {
assert(b != 0);
assert((b & (b - 1)) == 0); // Check power of 2
return ((x + b - 1) & (~(b - 1)));
}
#define align_struct(type_width) ((SSIZE)(((type_width) + 3) & ~3))
#define assert_bounds(point, start, end) do { \
SSIZE pos_point = cast(SSIZE, point); \
SSIZE pos_start = cast(SSIZE, start); \
SSIZE pos_end = cast(SSIZE, end); \
assert(pos_start <= pos_point); \
assert(pos_point <= pos_end); \
} while(0)
// void* memory_copy (void* restrict dest, void const* restrict src, USIZE length);
// void* memory_copy_overlapping(void* restrict dest, void const* restrict src, USIZE length);
// B32 memory_zero (void* dest, USIZE length);
#define check_nil(nil, p) ((p) == 0 || (p) == nil)
#define set_nil(nil, p) ((p) = nil)
#define sll_stack_push_n(f, n, next) do { (n)->next = (f); (f) = (n); } while(0)
#define sll_queue_push_nz(nil, f, l, n, next) \
( \
check_nil(nil, f) ? ( \
(f) = (l) = (n), \
set_nil(nil, (n)->next) \
) \
: ( \
(l)->next=(n), \
(l) = (n), \
set_nil(nil,(n)->next) \
) \
)
#define sll_queue_push_n(f, l, n, next) sll_queue_push_nz(0, f, l, n, next)
#pragma region Allocator Interface
typedef def_enum(U32, AllocatorOp) {
AllocatorOp_Alloc_NoZero = 0, // If Alloc exist, so must No_Zero
AllocatorOp_Alloc,
AllocatorOp_Free,
AllocatorOp_Reset,
AllocatorOp_Grow_NoZero,
AllocatorOp_Grow,
AllocatorOp_Shrink,
AllocatorOp_Rewind,
AllocatorOp_SavePoint,
AllocatorOp_Query, // Must always be implemented
};
typedef def_enum(U32, AllocatorQueryFlags) {
AllocatorQuery_Alloc = (1 << 0),
AllocatorQuery_Free = (1 << 1),
// Wipe the allocator's state
AllocatorQuery_Reset = (1 << 2),
// Supports both grow and shrink
AllocatorQuery_Shrink = (1 << 4),
AllocatorQuery_Grow = (1 << 5),
AllocatorQuery_Resize = AllocatorQuery_Grow | AllocatorQuery_Shrink,
// Ability to rewind to a save point (ex: arenas, stack), must also be able to save such a point
AllocatorQuery_Rewind = (1 << 6),
};
typedef struct AllocatorProc_In AllocatorProc_In;
typedef struct AllocatorProc_Out AllocatorProc_Out;
typedef void def_proc(AllocatorProc) (AllocatorProc_In In, AllocatorProc_Out* Out);
typedef def_struct(AllocatorSP) {
AllocatorProc* type_sig;
SSIZE slot;
};
struct AllocatorProc_In {
void* data;
SSIZE requested_size;
SSIZE alignment;
union {
Slice_BYTE old_allocation;
AllocatorSP save_point;
};
AllocatorOp op;
byte_pad(4);
};
struct AllocatorProc_Out {
union {
Slice_BYTE allocation;
AllocatorSP save_point;
};
AllocatorQueryFlags features;
SSIZE left; // Contiguous memory left
SSIZE max_alloc;
SSIZE min_alloc;
B32 continuity_break; // Whether this allocation broke continuity with the previous (address space wise)
byte_pad(4);
};
typedef def_struct(AllocatorInfo) {
AllocatorProc* proc;
void* data;
};
static_assert(size_of(AllocatorSP) <= size_of(Slice_BYTE));
typedef def_struct(AllocatorQueryInfo) {
AllocatorSP save_point;
AllocatorQueryFlags features;
SSIZE left; // Contiguous memory left
SSIZE max_alloc;
SSIZE min_alloc;
B32 continuity_break; // Whether this allocation broke continuity with the previous (address space wise)
byte_pad(4);
};
static_assert(size_of(AllocatorProc_Out) == size_of(AllocatorQueryInfo));
#define MEMORY_ALIGNMENT_DEFAULT (2 * size_of(void*))
AllocatorQueryInfo allocator_query(AllocatorInfo ainfo);
void mem_free (AllocatorInfo ainfo, Slice_BYTE mem);
void mem_reset (AllocatorInfo ainfo);
void mem_rewind (AllocatorInfo ainfo, AllocatorSP save_point);
AllocatorSP mem_save_point(AllocatorInfo ainfo);
typedef def_struct(Opts_mem_alloc) { SSIZE alignment; B32 no_zero; byte_pad(4); };
typedef def_struct(Opts_mem_grow) { SSIZE alignment; B32 no_zero; byte_pad(4); };
typedef def_struct(Opts_mem_shrink) { SSIZE alignment; };
typedef def_struct(Opts_mem_resize) { SSIZE alignment; B32 no_zero; byte_pad(4); };
Slice_BYTE mem__alloc (AllocatorInfo ainfo, SSIZE size, Opts_mem_alloc* opts);
Slice_BYTE mem__grow (AllocatorInfo ainfo, Slice_BYTE mem, SSIZE size, Opts_mem_grow* opts);
Slice_BYTE mem__resize(AllocatorInfo ainfo, Slice_BYTE mem, SSIZE size, Opts_mem_resize* opts);
Slice_BYTE mem__shrink(AllocatorInfo ainfo, Slice_BYTE mem, SSIZE size, Opts_mem_shrink* opts);
#define mem_alloc(ainfo, size, ...) mem__alloc (ainfo, size, opt_args(Opts_mem_alloc, __VA_ARGS__))
#define mem_grow(ainfo, mem, size, ...) mem__grow (ainfo, mem, size, opt_args(Opts_mem_grow, __VA_ARGS__))
#define mem_resize(ainfo, mem, size, ...) mem__resize(ainfo, mem, size, opt_args(Opts_mem_resize, __VA_ARGS__))
#define mem_shrink(ainfo, mem, size, ...) mem__shrink(ainfo, mem, size, opt_args(Opts_mem_shrink, __VA_ARGS__))
#define alloc_type(ainfo, type, ...) (type*) mem__alloc(ainfo, size_of(type), opt_args(Opts_mem_alloc, __VA_ARGS__)).ptr
#define alloc_slice(ainfo, type, num, ...) (tmpl(Slice,type)){ mem__alloc(ainfo, size_of(type) * num, opt_args(Opts_mem_alloc, __VA_ARGS__)).ptr, num }
#pragma endregion Allocator Interface
+5
View File
@@ -0,0 +1,5 @@
#ifdef INTELLISENSE_DIRECTIVES
# pragma once
# include "dsl.h"
# include "memory.h"
#endif