#define REGSRC_SIMD 0x04000000 /* SIMD vector register */
#define REGSRC_STMMX 0x05000000 /* x86-specific: x87/MMX register */
#define REGSRC_SEG 0x06000000 /* x86-specific: segment register */
#define REGSRC_SIMD 0x04000000 /* SIMD vector register */
#define REGSRC_STMMX 0x05000000 /* x86-specific: x87/MMX register */
#define REGSRC_SEG 0x06000000 /* x86-specific: segment register */