diff options
Diffstat (limited to 'sim/arm/armdefs.h')
| -rw-r--r-- | sim/arm/armdefs.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/sim/arm/armdefs.h b/sim/arm/armdefs.h index 08a61f2..4e19a62 100644 --- a/sim/arm/armdefs.h +++ b/sim/arm/armdefs.h @@ -49,6 +49,25 @@ typedef unsigned ARMul_CPReads (ARMul_State * state, unsigned reg, typedef unsigned ARMul_CPWrites (ARMul_State * state, unsigned reg, ARMword value); +typedef double ARMdval; /* FIXME: Must be a 64-bit floating point type. */ +typedef float ARMfval; /* FIXME: Must be a 32-bit floating point type. */ + +typedef union +{ + ARMword uword[2]; + ARMsword sword[2]; + ARMfval fval[2]; + ARMdword dword; + ARMdval dval; +} ARM_VFP_reg; + +#define VFP_fval(N) (state->VFP_Reg[(N)>> 1].fval[(N) & 1]) +#define VFP_uword(N) (state->VFP_Reg[(N)>> 1].uword[(N) & 1]) +#define VFP_sword(N) (state->VFP_Reg[(N)>> 1].sword[(N) & 1]) + +#define VFP_dval(N) (state->VFP_Reg[(N)].dval) +#define VFP_dword(N) (state->VFP_Reg[(N)].dword) + struct ARMul_State { ARMword Emulate; /* to start and stop emulation */ @@ -138,6 +157,9 @@ struct ARMul_State unsigned is_iWMMXt; /* Are we emulating an iWMMXt co-processor ? */ unsigned is_ep9312; /* Are we emulating a Cirrus Maverick co-processor ? */ unsigned verbose; /* Print various messages like the banner */ + + ARM_VFP_reg VFP_Reg[32]; /* Advanced SIMD registers. */ + ARMword FPSCR; /* Floating Point Status Register. */ }; #define ResetPin NresetSig |