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This commit is contained in:
Gabor Kiss-Vamosi
2020-03-24 10:13:52 +01:00
parent a8b49faf6b
commit bb0c5a968c
30 changed files with 438 additions and 400 deletions
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222
src/lv_misc/lv_mem.c
View File

@@ -57,9 +57,9 @@ typedef struct {
#endif /* LV_ENABLE_GC */
#ifdef LV_ARCH_64
#define ALIGN_MASK 0x7
#define ALIGN_MASK 0x7
#else
#define ALIGN_MASK 0x3
#define ALIGN_MASK 0x3
#endif
/**********************
@@ -519,59 +519,59 @@ void lv_mem_buf_free_all(void)
*/
void * lv_memcpy(void * dst, const void * src, size_t len)
{
uint8_t * d8 = dst;
const uint8_t * s8 = src;
uint8_t * d8 = dst;
const uint8_t * s8 = src;
lv_uintptr_t d_align = (lv_uintptr_t)d8 & ALIGN_MASK;
lv_uintptr_t s_align = (lv_uintptr_t)s8 & ALIGN_MASK;
lv_uintptr_t d_align = (lv_uintptr_t)d8 & ALIGN_MASK;
lv_uintptr_t s_align = (lv_uintptr_t)s8 & ALIGN_MASK;
/*Byte copy for unaligned memories*/
if(s_align != d_align) {
while(len > 32) {
REPEAT8(COPY8);
/*Byte copy for unaligned memories*/
if(s_align != d_align) {
while(len > 32) {
REPEAT8(COPY8);
REPEAT8(COPY8);
REPEAT8(COPY8);
len -= 32;
}
while(len) {
COPY8
len--;
}
return dst;
}
REPEAT8(COPY8);
len -= 32;
}
while(len) {
COPY8
len--;
}
return dst;
}
/*Make the memories aligned*/
if(d_align) {
d_align = ALIGN_MASK + 1 - d_align;
/*Make the memories aligned*/
if(d_align) {
d_align = ALIGN_MASK + 1 - d_align;
while(d_align && len) {
COPY8;
d_align--;
len--;
}
}
}
uint32_t * d32 = (uint32_t*)d8;
const uint32_t * s32 = (uint32_t*)s8;
while(len > 32) {
REPEAT8(COPY32)
len -= 32;
}
uint32_t * d32 = (uint32_t *)d8;
const uint32_t * s32 = (uint32_t *)s8;
while(len > 32) {
REPEAT8(COPY32)
len -= 32;
}
while(len > 4) {
COPY32;
len -= 4;
}
while(len > 4) {
COPY32;
len -= 4;
}
d8 = (uint8_t *)d32;
s8 = (const uint8_t *)s32;
while(len) {
COPY8
len--;
}
d8 = (uint8_t *)d32;
s8 = (const uint8_t *)s32;
while(len) {
COPY8
len--;
}
return dst;
return dst;
}
@@ -585,11 +585,11 @@ void * lv_memcpy(void * dst, const void * src, size_t len)
void lv_memset(void * dst, uint8_t v, size_t len)
{
uint8_t * d8 = (uint8_t *) dst;
uint8_t * d8 = (uint8_t *) dst;
uintptr_t d_align = (lv_uintptr_t) d8 & ALIGN_MASK;
uintptr_t d_align = (lv_uintptr_t) d8 & ALIGN_MASK;
/*Make the address aligned*/
/*Make the address aligned*/
if(d_align) {
d_align = ALIGN_MASK + 1 - d_align;
while(d_align && len) {
@@ -600,34 +600,34 @@ void lv_memset(void * dst, uint8_t v, size_t len)
}
}
uint32_t v32 = v + (v << 8) + (v << 16) + (v << 24);
uint32_t v32 = v + (v << 8) + (v << 16) + (v << 24);
uint32_t * d32 = (uint32_t*)d8;
uint32_t * d32 = (uint32_t *)d8;
while(len > 32) {
SET32(v32);
SET32(v32);
SET32(v32);
SET32(v32);
SET32(v32);
SET32(v32);
SET32(v32);
SET32(v32);
len -= 32;
}
while(len > 32) {
SET32(v32);
SET32(v32);
SET32(v32);
SET32(v32);
SET32(v32);
SET32(v32);
SET32(v32);
SET32(v32);
len -= 32;
}
while(len > 4) {
SET32(v32);
len -= 4;
}
while(len > 4) {
SET32(v32);
len -= 4;
}
d8 = (uint8_t *)d32;
while(len) {
*d8 = v;
d8++;
len--;
}
d8 = (uint8_t *)d32;
while(len) {
*d8 = v;
d8++;
len--;
}
}
/**
@@ -638,7 +638,7 @@ void lv_memset(void * dst, uint8_t v, size_t len)
*/
void lv_memset_00(void * dst, size_t len)
{
uint8_t * d8 = (uint8_t*) dst;
uint8_t * d8 = (uint8_t *) dst;
uintptr_t d_align = (lv_uintptr_t) d8 & ALIGN_MASK;
@@ -653,31 +653,31 @@ void lv_memset_00(void * dst, size_t len)
}
}
uint32_t * d32 = (uint32_t*)d8;
while(len > 32) {
SET32(0);
SET32(0);
SET32(0);
SET32(0);
SET32(0);
SET32(0);
SET32(0);
SET32(0);
len -= 32;
}
uint32_t * d32 = (uint32_t *)d8;
while(len > 32) {
SET32(0);
SET32(0);
SET32(0);
SET32(0);
SET32(0);
SET32(0);
SET32(0);
SET32(0);
len -= 32;
}
while(len > 4) {
SET32(0);
len -= 4;
}
while(len > 4) {
SET32(0);
len -= 4;
}
d8 = (uint8_t *)d32;
while(len) {
*d8 = 0;
d8++;
len--;
}
d8 = (uint8_t *)d32;
while(len) {
*d8 = 0;
d8++;
len--;
}
}
/**
@@ -688,7 +688,7 @@ void lv_memset_00(void * dst, size_t len)
*/
void lv_memset_ff(void * dst, size_t len)
{
uint8_t * d8 = (uint8_t*) dst;
uint8_t * d8 = (uint8_t *) dst;
uintptr_t d_align = (lv_uintptr_t) d8 & ALIGN_MASK;
@@ -703,31 +703,31 @@ void lv_memset_ff(void * dst, size_t len)
}
}
uint32_t * d32 = (uint32_t*)d8;
while(len > 32) {
SET32(0xFFFFFFFF);
SET32(0xFFFFFFFF);
SET32(0xFFFFFFFF);
SET32(0xFFFFFFFF);
SET32(0xFFFFFFFF);
SET32(0xFFFFFFFF);
SET32(0xFFFFFFFF);
SET32(0xFFFFFFFF);
len -= 32;
}
uint32_t * d32 = (uint32_t *)d8;
while(len > 32) {
SET32(0xFFFFFFFF);
SET32(0xFFFFFFFF);
SET32(0xFFFFFFFF);
SET32(0xFFFFFFFF);
SET32(0xFFFFFFFF);
SET32(0xFFFFFFFF);
SET32(0xFFFFFFFF);
SET32(0xFFFFFFFF);
len -= 32;
}
while(len > 4) {
SET32(0xFFFFFFFF);
len -= 4;
}
while(len > 4) {
SET32(0xFFFFFFFF);
len -= 4;
}
d8 = (uint8_t *)d32;
while(len) {
*d8 = 0xFF;
d8++;
len--;
}
d8 = (uint8_t *)d32;
while(len) {
*d8 = 0xFF;
d8++;
len--;
}
}