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Minimize unneeded casts

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This commit is contained in:
gingerBill
2021-03-03 14:31:17 +00:00
parent 75f127af7c
commit b727b6438b
24 changed files with 108 additions and 109 deletions
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core/mem/allocators.odin
+9 -9
View File
@@ -203,7 +203,7 @@ size := size;
old_ptr := uintptr(old_memory);
if s.prev_allocation == old_memory {
s.curr_offset = int(uintptr(s.prev_allocation) - uintptr(start));
s.curr_offset = int(uintptr(s.prev_allocation) - start);
s.prev_allocation = nil;
return nil;
}
@@ -319,8 +319,8 @@ stack_allocator_proc :: proc(allocator_data: rawptr, mode: Allocator_Mode,
next_addr := curr_addr + uintptr(padding);
header := (^Stack_Allocation_Header)(next_addr - size_of(Stack_Allocation_Header));
header.padding = auto_cast padding;
header.prev_offset = auto_cast s.prev_offset;
header.padding = padding;
header.prev_offset = s.prev_offset;
s.curr_offset += size;
@@ -352,12 +352,12 @@ stack_allocator_proc :: proc(allocator_data: rawptr, mode: Allocator_Mode,
header := (^Stack_Allocation_Header)(curr_addr - size_of(Stack_Allocation_Header));
old_offset := int(curr_addr - uintptr(header.padding) - uintptr(raw_data(s.data)));
if old_offset != int(header.prev_offset) {
if old_offset != header.prev_offset {
panic("Out of order stack allocator free");
}
s.curr_offset = int(old_offset);
s.prev_offset = int(header.prev_offset);
s.curr_offset = old_offset;
s.prev_offset = header.prev_offset;
case .Free_All:
@@ -391,7 +391,7 @@ stack_allocator_proc :: proc(allocator_data: rawptr, mode: Allocator_Mode,
header := (^Stack_Allocation_Header)(curr_addr - size_of(Stack_Allocation_Header));
old_offset := int(curr_addr - uintptr(header.padding) - uintptr(raw_data(s.data)));
if old_offset != int(header.prev_offset) {
if old_offset != header.prev_offset {
ptr := raw_alloc(s, size, alignment);
copy(ptr, old_memory, min(old_size, size));
return ptr;
@@ -504,7 +504,7 @@ small_stack_allocator_proc :: proc(allocator_data: rawptr, mode: Allocator_Mode,
header := (^Small_Stack_Allocation_Header)(curr_addr - size_of(Small_Stack_Allocation_Header));
old_offset := int(curr_addr - uintptr(header.padding) - uintptr(raw_data(s.data)));
s.offset = int(old_offset);
s.offset = old_offset;
case .Free_All:
s.offset = 0;
@@ -838,7 +838,7 @@ Tracking_Allocator_Entry :: struct {
}
Tracking_Allocator_Bad_Free_Entry :: struct {
memory: rawptr,
location: runtime.Source_Code_Location,
location: runtime.Source_Code_Location,
}
Tracking_Allocator :: struct {
backing: Allocator,
core/mem/mem.odin
+1 -2
View File
@@ -263,8 +263,7 @@ align_formula :: proc(size, align: int) -> int {
}
calc_padding_with_header :: proc(ptr: uintptr, align: uintptr, header_size: int) -> int {
p := uintptr(ptr);
a := uintptr(align);
p, a := ptr, align;
modulo := p & (a-1);
padding := uintptr(0);