diff options
Diffstat (limited to 'arch/powerpc/include/asm/sstep.h')
| -rw-r--r-- | arch/powerpc/include/asm/sstep.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/sstep.h b/arch/powerpc/include/asm/sstep.h index 442e6363eb5a..980197024c0b 100644 --- a/arch/powerpc/include/asm/sstep.h +++ b/arch/powerpc/include/asm/sstep.h @@ -83,6 +83,12 @@ enum instruction_type { #define DCBT 0x300 #define ICBI 0x400 +/* VSX flags values */ +#define VSX_FPCONV 1 /* do floating point SP/DP conversion */ +#define VSX_SPLAT 2 /* store loaded value into all elements */ +#define VSX_LDLEFT 4 /* load VSX register from left */ +#define VSX_CHECK_VEC 8 /* check MSR_VEC not MSR_VSX for reg >= 32 */ + /* Size field in type word */ #define SIZE(n) ((n) << 8) #define GETSIZE(w) ((w) >> 8) @@ -100,6 +106,17 @@ struct instruction_op { int spr; u32 ccval; u32 xerval; + u8 element_size; /* for VSX/VMX loads/stores */ + u8 vsx_flags; +}; + +union vsx_reg { + u8 b[16]; + u16 h[8]; + u32 w[4]; + unsigned long d[2]; + float fp[4]; + double dp[2]; }; /* @@ -131,3 +148,7 @@ void emulate_update_regs(struct pt_regs *reg, struct instruction_op *op); */ extern int emulate_step(struct pt_regs *regs, unsigned int instr); +extern void emulate_vsx_load(struct instruction_op *op, union vsx_reg *reg, + const void *mem); +extern void emulate_vsx_store(struct instruction_op *op, const union vsx_reg *reg, + void *mem); |