movs.h
上传用户:lgb322
上传日期:2013-02-24
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文件大小:1k
- #ifndef __MOVS_H__
- #define __MOVS_H__
- /*
- ** movs.h
- **
- ** Inline assembly macros to generate movs & related instructions
- */
- /* Set DFC register value */
- #define SET_DFC(x)
- __asm__ __volatile__ (" movec %0,%/dfc" : : "d" (x));
- /* Get DFC register value */
- #define GET_DFC(x)
- __asm__ __volatile__ (" movec %/dfc, %0" : "=d" (x) : );
- /* Set SFC register value */
- #define SET_SFC(x)
- __asm__ __volatile__ (" movec %0,%/sfc" : : "d" (x));
- /* Get SFC register value */
- #define GET_SFC(x)
- __asm__ __volatile__ (" movec %/sfc, %0" : "=d" (x) : );
- #define SET_VBR(x)
- __asm__ __volatile__ (" movec %0,%/vbr" : : "r" (x));
- #define GET_VBR(x)
- __asm__ __volatile__ (" movec %/vbr, %0" : "=g" (x) : );
- /* Set a byte using the "movs" instruction */
- #define SET_CONTROL_BYTE(addr,value)
- __asm__ __volatile__ (" movsb %0, %1@" : : "d" (value), "a" (addr));
- /* Get a byte using the "movs" instruction */
- #define GET_CONTROL_BYTE(addr,value)
- __asm__ __volatile__ (" movsb %1@, %0" : "=d" (value) : "a" (addr));
- /* Set a (long)word using the "movs" instruction */
- #define SET_CONTROL_WORD(addr,value)
- __asm__ __volatile__ (" movsl %0, %1@" : : "d" (value), "a" (addr));
- /* Get a (long)word using the "movs" instruction */
- #define GET_CONTROL_WORD(addr,value)
- __asm__ __volatile__ (" movsl %1@, %0" : "=d" (value) : "a" (addr));
- #endif