Paramterize ZeroMem on allocations, allow override malloc and memcmp
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parent
6ee5b8e49e
commit
419a505ea9
85
Code/Dqn.h
85
Code/Dqn.h
@ -236,6 +236,11 @@ STBSP__PUBLICDEF void STB_SPRINTF_DECORATE(set_separators)(char comma, char peri
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#define DQN_CALLOC(count, size) calloc(count, size)
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#endif
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#ifndef DQN_MALLOC
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#include <stdlib.h>
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#define DQN_MALLOC(size) malloc(size)
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#endif
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#ifndef DQN_REALLOC
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#include <stdlib.h>
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#define DQN_REALLOC(ptr, new_size) realloc(ptr, new_size)
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@ -261,6 +266,11 @@ STBSP__PUBLICDEF void STB_SPRINTF_DECORATE(set_separators)(char comma, char peri
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#define DQN_MEMSET(dest, value, count) memset(dest, value, count)
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#endif
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#ifndef DQN_MEMCMP
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#include <string.h>
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#define DQN_MEMCMP(ptr1, ptr2, num) memcmp(ptr1, ptr2, num)
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#endif
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// @ -------------------------------------------------------------------------------------------------
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// @
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// @ NOTE: Typedefs, Macros, Utils
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@ -583,8 +593,10 @@ struct Dqn_Rect
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{
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Dqn_V2 min, max;
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Dqn_Rect() = default;
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Dqn_Rect(Dqn_V2 min, Dqn_V2 max) : min(min), max(max) {}
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Dqn_Rect(Dqn_V2 min, Dqn_V2 max) : min(min), max(max) {}
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Dqn_Rect(Dqn_V2I min, Dqn_V2I max) : min(min), max(max) {}
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Dqn_Rect(Dqn_f32 x, Dqn_f32 y, Dqn_f32 max_x, Dqn_f32 max_y) : min(x, y), max(max_x, max_y) {}
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constexpr Dqn_b32 operator==(Dqn_Rect other) const { return (min == other.min) && (max == other.max); }
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};
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struct Dqn_RectI32
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@ -605,7 +617,7 @@ DQN_HEADER_COPY_END
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DQN_HEADER_COPY_PROTOTYPE(template <typename T> int, Dqn_MemCmpType(T const *ptr1, T const *ptr2))
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{
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int result = memcmp(ptr1, ptr2, sizeof(T));
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int result = DQN_MEMCMP(ptr1, ptr2, sizeof(T));
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return result;
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}
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@ -694,10 +706,10 @@ DQN_HEADER_COPY_PROTOTYPE(Dqn_Allocator, inline Dqn_Allocator_InitWithArena(Dqn_
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return result;
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}
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void *Dqn_Allocator_Allocate(Dqn_Allocator *allocator, Dqn_isize size, Dqn_u8 alignment);
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DQN_HEADER_COPY_PROTOTYPE(template <typename T> T *, Dqn_Allocator_AllocateType(Dqn_Allocator *allocator, Dqn_isize num))
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void *Dqn_Allocator_Allocate(Dqn_Allocator *allocator, Dqn_isize size, Dqn_u8 alignment, Dqn_ZeroMem zero_mem);
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DQN_HEADER_COPY_PROTOTYPE(template <typename T> T *, Dqn_Allocator_AllocateType(Dqn_Allocator *allocator, Dqn_isize num, Dqn_ZeroMem zero_mem = Dqn_ZeroMem::Yes))
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{
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auto *result = DQN_CAST(T *)Dqn_Allocator_Allocate(allocator, sizeof(T) * num, alignof(T));
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auto *result = DQN_CAST(T *)Dqn_Allocator_Allocate(allocator, sizeof(T) * num, alignof(T), zero_mem);
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return result;
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}
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@ -760,7 +772,7 @@ struct Dqn_ArenaAllocatorScopedRegion
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Dqn_ArenaAllocatorRegion region;
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};
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void * Dqn_ArenaAllocator_Allocate(Dqn_ArenaAllocator *arena, Dqn_isize size, Dqn_u8 alignment, Dqn_ZeroMem zero_mem = Dqn_ZeroMem::Yes);
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void * Dqn_ArenaAllocator_Allocate(Dqn_ArenaAllocator *arena, Dqn_isize size, Dqn_u8 alignment, Dqn_ZeroMem zero_mem);
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Dqn_b32 Dqn_ArenaAllocator_Reserve(Dqn_ArenaAllocator *arena, Dqn_isize size);
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DQN_HEADER_COPY_PROTOTYPE(template <typename T> T *, Dqn_ArenaAllocator_AllocateType(Dqn_ArenaAllocator *arena, Dqn_isize num, Dqn_ZeroMem zero_mem = Dqn_ZeroMem::Yes))
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{
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@ -790,6 +802,13 @@ struct Dqn_String
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char *begin() { return str; }
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char *end () { return str + len; }
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};
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inline Dqn_b32 operator==(Dqn_String const &lhs, Dqn_String const &rhs)
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{
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Dqn_b32 result = lhs.len == rhs.len && (DQN_MEMCMP(lhs.str, rhs.str, lhs.len) == 0);
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return result;
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}
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#define DQN_STRING_LITERAL(string) {string, Dqn_CharCountI(string)}
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DQN_HEADER_COPY_END
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@ -1005,11 +1024,11 @@ DQN_HEADER_COPY_PROTOTYPE(inline Dqn_Slice<T>, Dqn_Slice_InitWithArray(T (&array
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}
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DQN_HEADER_COPY_PROTOTYPE(template <typename T> inline Dqn_Slice<T>, Dqn_Slice_Allocate(Dqn_Allocator *allocator, Dqn_isize len))
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DQN_HEADER_COPY_PROTOTYPE(template <typename T> inline Dqn_Slice<T>, Dqn_Slice_Allocate(Dqn_Allocator *allocator, Dqn_isize len, Dqn_ZeroMem zero_mem = Dqn_ZeroMem::Yes))
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{
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Dqn_Slice<T> result = {};
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result.len = len;
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result.data = DQN_CAST(T *) Dqn_Allocator_Allocate(allocator, (sizeof(T) * len), alignof(T));
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result.data = DQN_CAST(T *) Dqn_Allocator_Allocate(allocator, (sizeof(T) * len), alignof(T), zero_mem);
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return result;
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}
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@ -1017,7 +1036,7 @@ DQN_HEADER_COPY_PROTOTYPE(template <typename T> inline Dqn_Slice<T>, Dqn_Slice_C
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{
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Dqn_Slice<T> result = {};
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result.len = len;
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result.data = DQN_CAST(T *) Dqn_Allocator_Allocate(allocator, (sizeof(T) * len) + 1, alignof(T));
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result.data = DQN_CAST(T *) Dqn_Allocator_Allocate(allocator, (sizeof(T) * len) + 1, alignof(T), Dqn_ZeroMem::No);
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DQN_MEMCOPY(result.data, src, len * sizeof(T));
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result.buf[len] = 0;
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return result;
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@ -1033,7 +1052,7 @@ DQN_HEADER_COPY_PROTOTYPE(template <typename T> inline Dqn_Slice<T>, Dqn_Slice_C
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{
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Dqn_Slice<T> result = {};
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result.len = len;
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result.data = DQN_CAST(T *) Dqn_Allocator_Allocate(allocator, sizeof(T) * len, alignof(T));
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result.data = DQN_CAST(T *) Dqn_Allocator_Allocate(allocator, sizeof(T) * len, alignof(T), Dqn_ZeroMem::No);
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DQN_MEMCOPY(result.dat, src, len * sizeof(T));
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return result;
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}
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@ -1164,6 +1183,14 @@ DQN_HEADER_COPY_PROTOTYPE(T *, Dqn_FixedArray_Peek(DQN_FIXED_ARRAY_TEMPLATE_DECL
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return result;
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}
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DQN_FIXED_ARRAY_TEMPLATE
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DQN_HEADER_COPY_PROTOTYPE(T , Dqn_FixedArray_PeekCopy(DQN_FIXED_ARRAY_TEMPLATE_DECL const *a))
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{
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DQN_ASSERT(a->len > 0);
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T const *result = a->data + (a->len - 1);
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return *result;
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}
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DQN_FIXED_ARRAY_TEMPLATE
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DQN_HEADER_COPY_PROTOTYPE(Dqn_isize, Dqn_FixedArray_GetIndex(DQN_FIXED_ARRAY_TEMPLATE_DECL *a, T const *entry))
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{
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@ -1176,12 +1203,28 @@ DQN_HEADER_COPY_PROTOTYPE(T *, Dqn_FixedArray_Find(DQN_FIXED_ARRAY_TEMPLATE_DECL
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{
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for (T &entry : (*a))
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{
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if (IsEqual(&entry))
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if (IsEqual(entry))
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return &entry;
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}
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return nullptr;
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}
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// @ return: True if the entry was found, false if not- the entry is made using Dqn_FixedArray_Make() in this case
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template <typename T, int MAX_, typename EqualityProc>
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DQN_HEADER_COPY_PROTOTYPE(Dqn_b32, Dqn_FixedArray_FindElseMake(DQN_FIXED_ARRAY_TEMPLATE_DECL *a, T **entry, EqualityProc IsEqual))
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{
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Dqn_b32 result = true;
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T *search = Dqn_FixedArray_Find(a, IsEqual);
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if (!search)
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{
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result = false;
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search = Dqn_FixedArray_Make(a, 1);
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}
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*entry = search;
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return result;
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}
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DQN_FIXED_ARRAY_TEMPLATE
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DQN_HEADER_COPY_PROTOTYPE(T *, Dqn_FixedArray_Find(DQN_FIXED_ARRAY_TEMPLATE_DECL *a, T *find))
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{
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@ -1234,9 +1277,9 @@ DQN_HEADER_COPY_PROTOTYPE(template <typename T> Dqn_Array<T>, Dqn_Array_InitWith
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return result;
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}
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DQN_HEADER_COPY_PROTOTYPE(template <typename T> Dqn_Array<T>, Dqn_Array_InitWithAllocatorNoGrow(Dqn_Allocator *allocator, Dqn_isize max, Dqn_isize len = 0))
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DQN_HEADER_COPY_PROTOTYPE(template <typename T> Dqn_Array<T>, Dqn_Array_InitWithAllocatorNoGrow(Dqn_Allocator *allocator, Dqn_isize max, Dqn_isize len = 0, Dqn_ZeroMem zero_mem = Dqn_ZeroMem::Yes))
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{
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T *memory = DQN_CAST(T *)Dqn_Allocator_Allocate(allocator, sizeof(T) * max, alignof(T));
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T *memory = DQN_CAST(T *)Dqn_Allocator_Allocate(allocator, sizeof(T) * max, alignof(T), zero_mem);
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Dqn_Array<T> result = Dqn_Array_InitWithMemory(memory, max, len);
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return result;
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}
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@ -1589,7 +1632,7 @@ DQN_HEADER_COPY_PROTOTYPE(Dqn_isize, Dqn_AllocateMetadata_SizeRequired(Dqn_isize
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// @ NOTE: Dqn_Allocator
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// @
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// @ -------------------------------------------------------------------------------------------------
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DQN_HEADER_COPY_PROTOTYPE(void *, Dqn_Allocator_Allocate(Dqn_Allocator *allocator, Dqn_isize size, Dqn_u8 alignment))
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DQN_HEADER_COPY_PROTOTYPE(void *, Dqn_Allocator_Allocate(Dqn_Allocator *allocator, Dqn_isize size, Dqn_u8 alignment, Dqn_ZeroMem zero_mem = Dqn_ZeroMem::Yes))
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{
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Dqn_isize allocation_size = Dqn_AllocateMetadata_SizeRequired(size, alignment);
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char *result = nullptr;
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@ -1601,7 +1644,7 @@ DQN_HEADER_COPY_PROTOTYPE(void *, Dqn_Allocator_Allocate(Dqn_Allocator *allocato
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case Dqn_Allocator_Type::Heap:
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case Dqn_Allocator_Type::XHeap:
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{
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void *ptr = DQN_CALLOC(1, DQN_CAST(size_t)allocation_size);
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void *ptr = zero_mem == Dqn_ZeroMem::Yes ? DQN_CALLOC(1, DQN_CAST(size_t)allocation_size) : DQN_MALLOC(allocation_size);
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result = Dqn_AllocateMetadata_Init(ptr, alignment);
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if (!result && allocator->type == Dqn_Allocator_Type::XHeap)
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{
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@ -1612,7 +1655,7 @@ DQN_HEADER_COPY_PROTOTYPE(void *, Dqn_Allocator_Allocate(Dqn_Allocator *allocato
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case Dqn_Allocator_Type::Arena:
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{
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result = DQN_CAST(char *)Dqn_ArenaAllocator_Allocate(allocator->context.arena, size, alignment);
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result = DQN_CAST(char *)Dqn_ArenaAllocator_Allocate(allocator->context.arena, size, alignment, zero_mem);
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}
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break;
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@ -1731,7 +1774,7 @@ DQN_FILE_SCOPE Dqn_ArenaAllocatorBlock *Dqn_ArenaAllocator__AllocateBlock(Dqn_Ar
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Dqn_isize mem_block_size = DQN_MAX(min_block_size, requested_size);
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auto const allocate_size = DQN_CAST(Dqn_isize)(sizeof(*arena->curr_mem_block) + mem_block_size);
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auto *result = DQN_CAST(Dqn_ArenaAllocatorBlock *)Dqn_Allocator_Allocate(&arena->allocator, allocate_size, alignof(Dqn_ArenaAllocatorBlock));
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auto *result = DQN_CAST(Dqn_ArenaAllocatorBlock *)Dqn_Allocator_Allocate(&arena->allocator, allocate_size, alignof(Dqn_ArenaAllocatorBlock), Dqn_ZeroMem::No);
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if (!result) return result;
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*result = {};
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@ -1771,7 +1814,7 @@ DQN_FILE_SCOPE void Dqn_ArenaAllocator__AttachBlock(Dqn_ArenaAllocator *arena, D
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}
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}
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DQN_HEADER_COPY_PROTOTYPE(void *, Dqn_ArenaAllocator_Allocate(Dqn_ArenaAllocator *arena, Dqn_isize size, Dqn_u8 alignment, Dqn_ZeroMem zero_mem))
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DQN_HEADER_COPY_PROTOTYPE(void *, Dqn_ArenaAllocator_Allocate(Dqn_ArenaAllocator *arena, Dqn_isize size, Dqn_u8 alignment, Dqn_ZeroMem zero_mem = Dqn_ZeroMem::Yes))
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{
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Dqn_isize allocation_size = Dqn_AllocateMetadata_SizeRequired(size, alignment);
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Dqn_b32 need_new_mem_block = true;
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@ -1955,6 +1998,12 @@ DQN_HEADER_COPY_PROTOTYPE(Dqn_V2I, Dqn_V2_ToV2I(Dqn_V2 a))
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return result;
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}
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DQN_HEADER_COPY_PROTOTYPE(Dqn_V2, Dqn_V2_Min(Dqn_V2 a, Dqn_V2 b))
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{
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Dqn_V2 result = Dqn_V2(DQN_MIN(a.x, b.x), DQN_MIN(a.y, b.y));
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return result;
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}
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DQN_HEADER_COPY_PROTOTYPE(Dqn_V2, Dqn_V2_Max(Dqn_V2 a, Dqn_V2 b))
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{
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Dqn_V2 result = Dqn_V2(DQN_MAX(a.x, b.x), DQN_MAX(a.y, b.y));
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