diff options
-rw-r--r-- | target-ppc/op_helper.c | 147 |
1 files changed, 78 insertions, 69 deletions
diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c index 279f345593..f9d6130e94 100644 --- a/target-ppc/op_helper.c +++ b/target-ppc/op_helper.c @@ -975,15 +975,16 @@ uint64_t helper_fadd (uint64_t arg1, uint64_t arg2) farg1.ll = arg1; farg2.ll = arg2; - if (unlikely(float64_is_signaling_nan(farg1.d) || - float64_is_signaling_nan(farg2.d))) { - /* sNaN addition */ - farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); - } else if (unlikely(float64_is_infinity(farg1.d) && float64_is_infinity(farg2.d) && - float64_is_neg(farg1.d) != float64_is_neg(farg2.d))) { + if (unlikely(float64_is_infinity(farg1.d) && float64_is_infinity(farg2.d) && + float64_is_neg(farg1.d) != float64_is_neg(farg2.d))) { /* Magnitude subtraction of infinities */ farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXISI); } else { + if (unlikely(float64_is_signaling_nan(farg1.d) || + float64_is_signaling_nan(farg2.d))) { + /* sNaN addition */ + fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); + } farg1.d = float64_add(farg1.d, farg2.d, &env->fp_status); } @@ -998,15 +999,16 @@ uint64_t helper_fsub (uint64_t arg1, uint64_t arg2) farg1.ll = arg1; farg2.ll = arg2; - if (unlikely(float64_is_signaling_nan(farg1.d) || - float64_is_signaling_nan(farg2.d))) { - /* sNaN subtraction */ - farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); - } else if (unlikely(float64_is_infinity(farg1.d) && float64_is_infinity(farg2.d) && - float64_is_neg(farg1.d) == float64_is_neg(farg2.d))) { + if (unlikely(float64_is_infinity(farg1.d) && float64_is_infinity(farg2.d) && + float64_is_neg(farg1.d) == float64_is_neg(farg2.d))) { /* Magnitude subtraction of infinities */ farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXISI); } else { + if (unlikely(float64_is_signaling_nan(farg1.d) || + float64_is_signaling_nan(farg2.d))) { + /* sNaN subtraction */ + fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); + } farg1.d = float64_sub(farg1.d, farg2.d, &env->fp_status); } @@ -1021,15 +1023,16 @@ uint64_t helper_fmul (uint64_t arg1, uint64_t arg2) farg1.ll = arg1; farg2.ll = arg2; - if (unlikely(float64_is_signaling_nan(farg1.d) || - float64_is_signaling_nan(farg2.d))) { - /* sNaN multiplication */ - farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); - } else if (unlikely((float64_is_infinity(farg1.d) && float64_is_zero(farg2.d)) || - (float64_is_zero(farg1.d) && float64_is_infinity(farg2.d)))) { + if (unlikely((float64_is_infinity(farg1.d) && float64_is_zero(farg2.d)) || + (float64_is_zero(farg1.d) && float64_is_infinity(farg2.d)))) { /* Multiplication of zero by infinity */ farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXIMZ); } else { + if (unlikely(float64_is_signaling_nan(farg1.d) || + float64_is_signaling_nan(farg2.d))) { + /* sNaN multiplication */ + fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); + } farg1.d = float64_mul(farg1.d, farg2.d, &env->fp_status); } @@ -1044,17 +1047,18 @@ uint64_t helper_fdiv (uint64_t arg1, uint64_t arg2) farg1.ll = arg1; farg2.ll = arg2; - if (unlikely(float64_is_signaling_nan(farg1.d) || - float64_is_signaling_nan(farg2.d))) { - /* sNaN division */ - farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); - } else if (unlikely(float64_is_infinity(farg1.d) && float64_is_infinity(farg2.d))) { + if (unlikely(float64_is_infinity(farg1.d) && float64_is_infinity(farg2.d))) { /* Division of infinity by infinity */ farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXIDI); } else if (unlikely(float64_is_zero(farg1.d) && float64_is_zero(farg2.d))) { /* Division of zero by zero */ farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXZDZ); } else { + if (unlikely(float64_is_signaling_nan(farg1.d) || + float64_is_signaling_nan(farg2.d))) { + /* sNaN division */ + fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); + } farg1.d = float64_div(farg1.d, farg2.d, &env->fp_status); } @@ -1232,16 +1236,17 @@ uint64_t helper_fmadd (uint64_t arg1, uint64_t arg2, uint64_t arg3) farg2.ll = arg2; farg3.ll = arg3; - if (unlikely(float64_is_signaling_nan(farg1.d) || - float64_is_signaling_nan(farg2.d) || - float64_is_signaling_nan(farg3.d))) { - /* sNaN operation */ - farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); - } else if (unlikely((float64_is_infinity(farg1.d) && float64_is_zero(farg2.d)) || - (float64_is_zero(farg1.d) && float64_is_infinity(farg2.d)))) { + if (unlikely((float64_is_infinity(farg1.d) && float64_is_zero(farg2.d)) || + (float64_is_zero(farg1.d) && float64_is_infinity(farg2.d)))) { /* Multiplication of zero by infinity */ farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXIMZ); } else { + if (unlikely(float64_is_signaling_nan(farg1.d) || + float64_is_signaling_nan(farg2.d) || + float64_is_signaling_nan(farg3.d))) { + /* sNaN operation */ + fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); + } #ifdef FLOAT128 /* This is the way the PowerPC specification defines it */ float128 ft0_128, ft1_128; @@ -1276,16 +1281,17 @@ uint64_t helper_fmsub (uint64_t arg1, uint64_t arg2, uint64_t arg3) farg2.ll = arg2; farg3.ll = arg3; - if (unlikely(float64_is_signaling_nan(farg1.d) || - float64_is_signaling_nan(farg2.d) || - float64_is_signaling_nan(farg3.d))) { - /* sNaN operation */ - farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); - } else if (unlikely((float64_is_infinity(farg1.d) && float64_is_zero(farg2.d)) || + if (unlikely((float64_is_infinity(farg1.d) && float64_is_zero(farg2.d)) || (float64_is_zero(farg1.d) && float64_is_infinity(farg2.d)))) { /* Multiplication of zero by infinity */ farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXIMZ); } else { + if (unlikely(float64_is_signaling_nan(farg1.d) || + float64_is_signaling_nan(farg2.d) || + float64_is_signaling_nan(farg3.d))) { + /* sNaN operation */ + fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); + } #ifdef FLOAT128 /* This is the way the PowerPC specification defines it */ float128 ft0_128, ft1_128; @@ -1319,16 +1325,17 @@ uint64_t helper_fnmadd (uint64_t arg1, uint64_t arg2, uint64_t arg3) farg2.ll = arg2; farg3.ll = arg3; - if (unlikely(float64_is_signaling_nan(farg1.d) || - float64_is_signaling_nan(farg2.d) || - float64_is_signaling_nan(farg3.d))) { - /* sNaN operation */ - farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); - } else if (unlikely((float64_is_infinity(farg1.d) && float64_is_zero(farg2.d)) || - (float64_is_zero(farg1.d) && float64_is_infinity(farg2.d)))) { + if (unlikely((float64_is_infinity(farg1.d) && float64_is_zero(farg2.d)) || + (float64_is_zero(farg1.d) && float64_is_infinity(farg2.d)))) { /* Multiplication of zero by infinity */ farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXIMZ); } else { + if (unlikely(float64_is_signaling_nan(farg1.d) || + float64_is_signaling_nan(farg2.d) || + float64_is_signaling_nan(farg3.d))) { + /* sNaN operation */ + fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); + } #ifdef FLOAT128 /* This is the way the PowerPC specification defines it */ float128 ft0_128, ft1_128; @@ -1364,16 +1371,17 @@ uint64_t helper_fnmsub (uint64_t arg1, uint64_t arg2, uint64_t arg3) farg2.ll = arg2; farg3.ll = arg3; - if (unlikely(float64_is_signaling_nan(farg1.d) || - float64_is_signaling_nan(farg2.d) || - float64_is_signaling_nan(farg3.d))) { - /* sNaN operation */ - farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); - } else if (unlikely((float64_is_infinity(farg1.d) && float64_is_zero(farg2.d)) || + if (unlikely((float64_is_infinity(farg1.d) && float64_is_zero(farg2.d)) || (float64_is_zero(farg1.d) && float64_is_infinity(farg2.d)))) { /* Multiplication of zero by infinity */ farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXIMZ); } else { + if (unlikely(float64_is_signaling_nan(farg1.d) || + float64_is_signaling_nan(farg2.d) || + float64_is_signaling_nan(farg3.d))) { + /* sNaN operation */ + fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); + } #ifdef FLOAT128 /* This is the way the PowerPC specification defines it */ float128 ft0_128, ft1_128; @@ -1409,11 +1417,11 @@ uint64_t helper_frsp (uint64_t arg) if (unlikely(float64_is_signaling_nan(farg.d))) { /* sNaN square root */ - farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); - } else { - f32 = float64_to_float32(farg.d, &env->fp_status); - farg.d = float32_to_float64(f32, &env->fp_status); + fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); } + f32 = float64_to_float32(farg.d, &env->fp_status); + farg.d = float32_to_float64(f32, &env->fp_status); + return farg.ll; } @@ -1423,13 +1431,14 @@ uint64_t helper_fsqrt (uint64_t arg) CPU_DoubleU farg; farg.ll = arg; - if (unlikely(float64_is_signaling_nan(farg.d))) { - /* sNaN square root */ - farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); - } else if (unlikely(float64_is_neg(farg.d) && !float64_is_zero(farg.d))) { + if (unlikely(float64_is_neg(farg.d) && !float64_is_zero(farg.d))) { /* Square root of a negative nonzero number */ farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSQRT); } else { + if (unlikely(float64_is_signaling_nan(farg.d))) { + /* sNaN square root */ + fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); + } farg.d = float64_sqrt(farg.d, &env->fp_status); } return farg.ll; @@ -1443,10 +1452,9 @@ uint64_t helper_fre (uint64_t arg) if (unlikely(float64_is_signaling_nan(farg.d))) { /* sNaN reciprocal */ - farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); - } else { - farg.d = float64_div(float64_one, farg.d, &env->fp_status); + fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); } + farg.d = float64_div(float64_one, farg.d, &env->fp_status); return farg.d; } @@ -1459,12 +1467,12 @@ uint64_t helper_fres (uint64_t arg) if (unlikely(float64_is_signaling_nan(farg.d))) { /* sNaN reciprocal */ - farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); - } else { - farg.d = float64_div(float64_one, farg.d, &env->fp_status); - f32 = float64_to_float32(farg.d, &env->fp_status); - farg.d = float32_to_float64(f32, &env->fp_status); + fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); } + farg.d = float64_div(float64_one, farg.d, &env->fp_status); + f32 = float64_to_float32(farg.d, &env->fp_status); + farg.d = float32_to_float64(f32, &env->fp_status); + return farg.ll; } @@ -1475,13 +1483,14 @@ uint64_t helper_frsqrte (uint64_t arg) float32 f32; farg.ll = arg; - if (unlikely(float64_is_signaling_nan(farg.d))) { - /* sNaN reciprocal square root */ - farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); - } else if (unlikely(float64_is_neg(farg.d) && !float64_is_zero(farg.d))) { + if (unlikely(float64_is_neg(farg.d) && !float64_is_zero(farg.d))) { /* Reciprocal square root of a negative nonzero number */ farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSQRT); } else { + if (unlikely(float64_is_signaling_nan(farg.d))) { + /* sNaN reciprocal square root */ + fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); + } farg.d = float64_sqrt(farg.d, &env->fp_status); farg.d = float64_div(float64_one, farg.d, &env->fp_status); f32 = float64_to_float32(farg.d, &env->fp_status); |