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Replaced memcpy, memset & memmove with one in musl lib

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This commit is contained in:
Alex
2022-10-09 04:48:17 +03:00
parent f3aea7e1bd
commit f0690df9c4
3 changed files with 309 additions and 25 deletions
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19
include/display.hpp
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@ -5,6 +5,7 @@
#include <boot/binfo.h>
#include <memory.hpp>
#include <cstring>
namespace Video
{
@ -105,10 +106,10 @@ namespace Video
buffer->CursorX = 0;
buffer->CursorY = 0;
Buffers[Index] = buffer;
__builtin_memset(buffer->Buffer, 0, Size);
memset(buffer->Buffer, 0, Size);
}
void SetBuffer(int Index) { __builtin_memcpy(framebuffer.BaseAddress, Buffers[Index]->Buffer, Buffers[Index]->Size); }
void ClearBuffer(int Index) { __builtin_memset(Buffers[Index]->Buffer, 0, Buffers[Index]->Size); }
void SetBuffer(int Index) { memcpy(framebuffer.BaseAddress, Buffers[Index]->Buffer, Buffers[Index]->Size); }
void ClearBuffer(int Index) { memset(Buffers[Index]->Buffer, 0, Buffers[Index]->Size); }
void DeleteBuffer(int Index)
{
if (Buffers[Index] == nullptr)
@ -140,13 +141,13 @@ namespace Video
if (Lines > 0)
{
__builtin_memmove(Buffers[Index]->Buffer,
(uint8_t *)Buffers[Index]->Buffer + (Buffers[Index]->Width * (framebuffer.BitsPerPixel / 8) * Lines),
Buffers[Index]->Size - (Buffers[Index]->Width * (framebuffer.BitsPerPixel / 8) * Lines));
memmove(Buffers[Index]->Buffer,
(uint8_t *)Buffers[Index]->Buffer + (Buffers[Index]->Width * (framebuffer.BitsPerPixel / 8) * Lines),
Buffers[Index]->Size - (Buffers[Index]->Width * (framebuffer.BitsPerPixel / 8) * Lines));
__builtin_memset((uint8_t *)Buffers[Index]->Buffer + (Buffers[Index]->Size - (Buffers[Index]->Width * (framebuffer.BitsPerPixel / 8) * Lines)),
0,
Buffers[Index]->Width * (framebuffer.BitsPerPixel / 8) * Lines);
memset((uint8_t *)Buffers[Index]->Buffer + (Buffers[Index]->Size - (Buffers[Index]->Width * (framebuffer.BitsPerPixel / 8) * Lines)),
0,
Buffers[Index]->Width * (framebuffer.BitsPerPixel / 8) * Lines);
}
}

2
include/string.h
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@ -11,7 +11,7 @@ extern "C"
unsigned int isdelim(char c, char *delim);
void *memcpy(void *dest, const void *src, size_t n);
void *memset(void *dest, int data, size_t nbytes);
void *memset(void *dest, int c, size_t n);
void *memmove(void *dest, const void *src, size_t n);
int memcmp(const void *vl, const void *vr, size_t n);
long unsigned strlen(const char s[]);