huxi
155 lines
2.1 KiB
C
155 lines
2.1 KiB
C
#include "ui/ui_basic.h"
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#include "ui/ui_type.h"
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#define SET32(x) *d32 = x; d32++;
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AT_UI_SIM_RAM
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void _memset(void *dst, u8 v, u32 len)
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{
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#if 1
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memset(dst, v, len);
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#else
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u8 *d8 = (u8 *) dst;
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u32 d_align = (u32) d8 & ALIGN_MASK;
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memset(dst, v, len);
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return;
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if (d_align) {
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d_align = ALIGN_MASK + 1 - d_align;
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while (d_align && len) {
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*d8 = v;
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d8++;
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len--;
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d_align--;
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}
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}
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u32 v32 = v + (v << 8) + (v << 16) + (v << 24);
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u32 *d32 = (u32 *)d8;
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while (len > 32) {
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SET32(v32);
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SET32(v32);
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SET32(v32);
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SET32(v32);
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SET32(v32);
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SET32(v32);
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SET32(v32);
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SET32(v32);
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len -= 32;
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}
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while (len > 4) {
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SET32(v32);
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len -= 4;
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}
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d8 = (u8 *)d32;
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while (len) {
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*d8 = v;
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d8++;
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len--;
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}
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#endif // 1
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}
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AT_UI_SIM_RAM
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void _memset_ff(void *dst, u32 len)
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{
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#if 1
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memset(dst, 0xff, len);
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#else
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u8 *d8 = (u8 *) dst;
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u32 d_align = (u32) d8 & ALIGN_MASK;
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memset(dst, 0xff, len);
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if (d_align) {
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d_align = ALIGN_MASK + 1 - d_align;
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while (d_align && len) {
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*d8 = 0xFF;
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d8++;
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len--;
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d_align--;
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}
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}
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u32 *d32 = (u32 *)d8;
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while (len > 32) {
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SET32(0xFFFFFFFF);
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SET32(0xFFFFFFFF);
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SET32(0xFFFFFFFF);
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SET32(0xFFFFFFFF);
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SET32(0xFFFFFFFF);
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SET32(0xFFFFFFFF);
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SET32(0xFFFFFFFF);
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SET32(0xFFFFFFFF);
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len -= 32;
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}
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while (len > 4) {
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SET32(0xFFFFFFFF);
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len -= 4;
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}
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d8 = (u8 *)d32;
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while (len) {
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*d8 = 0xFF;
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d8++;
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len--;
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}
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#endif // 1
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}
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AT_UI_SIM_RAM
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void _memset_00(void *dst, u32 len)
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{
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#if 1
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memset(dst, 0, len);
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#else
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u8 *d8 = (u8 *) dst;
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u32 d_align = (u32) d8 & ALIGN_MASK;
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memset(dst, 0x00, len);
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return;
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if (d_align) {
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d_align = ALIGN_MASK + 1 - d_align;
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while (d_align && len) {
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*d8 = 0x00;
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d8++;
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len--;
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d_align--;
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}
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}
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u32 *d32 = (u32 *)d8;
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while (len > 32) {
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SET32(0);
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SET32(0);
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SET32(0);
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SET32(0);
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SET32(0);
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SET32(0);
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SET32(0);
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SET32(0);
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len -= 32;
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}
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while (len > 4) {
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SET32(0);
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len -= 4;
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}
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d8 = (u8 *)d32;
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while (len) {
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*d8 = 0;
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d8++;
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len--;
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}
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#endif // 1
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}
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