diff options
| author | Nikunj A Dadhania <nikunj@linux.vnet.ibm.com> | 2016-12-05 16:55:18 +0530 |
|---|---|---|
| committer | David Gibson <david@gibson.dropbear.id.au> | 2017-01-31 10:10:13 +1100 |
| commit | f9f2ed5ae012d5023a77d847e962ecde22823102 (patch) | |
| tree | 22117525972619b5a41bec0630a4d06d47d0eb46 /target/ppc/internal.h | |
| parent | 1c7ad77e56767fb36a7ccc954d304d4ac768b374 (diff) | |
target-ppc: move ppc_vsr_t to common header
The structure and corresponding defines and functions need to be used
outside of fpu_helper.c as well.
Add u8, u16, u32 and Int128 to the structure.
Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'target/ppc/internal.h')
| -rw-r--r-- | target/ppc/internal.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/target/ppc/internal.h b/target/ppc/internal.h index e83ea452f1..66cde46639 100644 --- a/target/ppc/internal.h +++ b/target/ppc/internal.h @@ -199,4 +199,46 @@ EXTRACT_HELPER(SHW, 8, 2); EXTRACT_HELPER(SP, 19, 2); EXTRACT_HELPER(IMM8, 11, 8); +typedef union _ppc_vsr_t { + uint8_t u8[16]; + uint16_t u16[8]; + uint32_t u32[4]; + uint64_t u64[2]; + float32 f32[4]; + float64 f64[2]; + Int128 s128; +} ppc_vsr_t; + +#if defined(HOST_WORDS_BIGENDIAN) +#define VsrB(i) u8[i] +#define VsrW(i) u32[i] +#define VsrD(i) u64[i] +#else +#define VsrB(i) u8[15 - (i)] +#define VsrW(i) u32[3 - (i)] +#define VsrD(i) u64[1 - (i)] +#endif + +static inline void getVSR(int n, ppc_vsr_t *vsr, CPUPPCState *env) +{ + if (n < 32) { + vsr->VsrD(0) = env->fpr[n]; + vsr->VsrD(1) = env->vsr[n]; + } else { + vsr->u64[0] = env->avr[n - 32].u64[0]; + vsr->u64[1] = env->avr[n - 32].u64[1]; + } +} + +static inline void putVSR(int n, ppc_vsr_t *vsr, CPUPPCState *env) +{ + if (n < 32) { + env->fpr[n] = vsr->VsrD(0); + env->vsr[n] = vsr->VsrD(1); + } else { + env->avr[n - 32].u64[0] = vsr->u64[0]; + env->avr[n - 32].u64[1] = vsr->u64[1]; + } +} + #endif /* PPC_INTERNAL_H */ |