diff options
Diffstat (limited to 'target-ppc/op.c')
| -rw-r--r-- | target-ppc/op.c | 85 |
1 files changed, 27 insertions, 58 deletions
diff --git a/target-ppc/op.c b/target-ppc/op.c index 6cda0f0f64..972b8bc29d 100644 --- a/target-ppc/op.c +++ b/target-ppc/op.c @@ -580,47 +580,28 @@ void OPPROTO op_float_check_status (void) } #endif -#if defined(WORDS_BIGENDIAN) -#define WORD0 0 -#define WORD1 1 -#else -#define WORD0 1 -#define WORD1 0 -#endif void OPPROTO op_load_fpscr_FT0 (void) { /* The 32 MSB of the target fpr are undefined. * They'll be zero... */ - union { - float64 d; - struct { - uint32_t u[2]; - } s; - } u; - - u.s.u[WORD0] = 0; - u.s.u[WORD1] = env->fpscr; + CPU_DoubleU u; + + u.l.upper = 0; + u.l.lower = env->fpscr; FT0 = u.d; RETURN(); } void OPPROTO op_set_FT0 (void) { - union { - float64 d; - struct { - uint32_t u[2]; - } s; - } u; + CPU_DoubleU u; - u.s.u[WORD0] = 0; - u.s.u[WORD1] = PARAM1; + u.l.upper = 0; + u.l.lower = PARAM1; FT0 = u.d; RETURN(); } -#undef WORD0 -#undef WORD1 void OPPROTO op_load_fpscr_T0 (void) { @@ -3226,27 +3207,21 @@ void OPPROTO op_efststeq (void) void OPPROTO op_efdsub (void) { - union { - uint64_t u; - float64 f; - } u1, u2; - u1.u = T0_64; - u2.u = T1_64; - u1.f = float64_sub(u1.f, u2.f, &env->spe_status); - T0_64 = u1.u; + CPU_DoubleU u1, u2; + u1.ll = T0_64; + u2.ll = T1_64; + u1.d = float64_sub(u1.d, u2.d, &env->spe_status); + T0_64 = u1.ll; RETURN(); } void OPPROTO op_efdadd (void) { - union { - uint64_t u; - float64 f; - } u1, u2; - u1.u = T0_64; - u2.u = T1_64; - u1.f = float64_add(u1.f, u2.f, &env->spe_status); - T0_64 = u1.u; + CPU_DoubleU u1, u2; + u1.ll = T0_64; + u2.ll = T1_64; + u1.d = float64_add(u1.d, u2.d, &env->spe_status); + T0_64 = u1.ll; RETURN(); } @@ -3282,27 +3257,21 @@ void OPPROTO op_efdneg (void) void OPPROTO op_efddiv (void) { - union { - uint64_t u; - float64 f; - } u1, u2; - u1.u = T0_64; - u2.u = T1_64; - u1.f = float64_div(u1.f, u2.f, &env->spe_status); - T0_64 = u1.u; + CPU_DoubleU u1, u2; + u1.ll = T0_64; + u2.ll = T1_64; + u1.d = float64_div(u1.d, u2.d, &env->spe_status); + T0_64 = u1.ll; RETURN(); } void OPPROTO op_efdmul (void) { - union { - uint64_t u; - float64 f; - } u1, u2; - u1.u = T0_64; - u2.u = T1_64; - u1.f = float64_mul(u1.f, u2.f, &env->spe_status); - T0_64 = u1.u; + CPU_DoubleU u1, u2; + u1.ll = T0_64; + u2.ll = T1_64; + u1.d = float64_mul(u1.d, u2.d, &env->spe_status); + T0_64 = u1.ll; RETURN(); } |