diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/arm/nwfpe/single_cpdo.c')
-rw-r--r-- | ANDROID_3.4.5/arch/arm/nwfpe/single_cpdo.c | 124 |
1 files changed, 0 insertions, 124 deletions
diff --git a/ANDROID_3.4.5/arch/arm/nwfpe/single_cpdo.c b/ANDROID_3.4.5/arch/arm/nwfpe/single_cpdo.c deleted file mode 100644 index c66981d6..00000000 --- a/ANDROID_3.4.5/arch/arm/nwfpe/single_cpdo.c +++ /dev/null @@ -1,124 +0,0 @@ -/* - NetWinder Floating Point Emulator - (c) Rebel.COM, 1998,1999 - (c) Philip Blundell, 2001 - - Direct questions, comments to Scott Bambrough <scottb@netwinder.org> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -*/ - -#include "fpa11.h" -#include "softfloat.h" -#include "fpopcode.h" - -float32 float32_exp(float32 Fm); -float32 float32_ln(float32 Fm); -float32 float32_sin(float32 rFm); -float32 float32_cos(float32 rFm); -float32 float32_arcsin(float32 rFm); -float32 float32_arctan(float32 rFm); -float32 float32_log(float32 rFm); -float32 float32_tan(float32 rFm); -float32 float32_arccos(float32 rFm); -float32 float32_pow(float32 rFn, float32 rFm); -float32 float32_pol(float32 rFn, float32 rFm); - -static float32 float32_rsf(struct roundingData *roundData, float32 rFn, float32 rFm) -{ - return float32_sub(roundData, rFm, rFn); -} - -static float32 float32_rdv(struct roundingData *roundData, float32 rFn, float32 rFm) -{ - return float32_div(roundData, rFm, rFn); -} - -static float32 (*const dyadic_single[16])(struct roundingData *, float32 rFn, float32 rFm) = { - [ADF_CODE >> 20] = float32_add, - [MUF_CODE >> 20] = float32_mul, - [SUF_CODE >> 20] = float32_sub, - [RSF_CODE >> 20] = float32_rsf, - [DVF_CODE >> 20] = float32_div, - [RDF_CODE >> 20] = float32_rdv, - [RMF_CODE >> 20] = float32_rem, - - [FML_CODE >> 20] = float32_mul, - [FDV_CODE >> 20] = float32_div, - [FRD_CODE >> 20] = float32_rdv, -}; - -static float32 float32_mvf(struct roundingData *roundData, float32 rFm) -{ - return rFm; -} - -static float32 float32_mnf(struct roundingData *roundData, float32 rFm) -{ - return rFm ^ 0x80000000; -} - -static float32 float32_abs(struct roundingData *roundData, float32 rFm) -{ - return rFm & 0x7fffffff; -} - -static float32 (*const monadic_single[16])(struct roundingData*, float32 rFm) = { - [MVF_CODE >> 20] = float32_mvf, - [MNF_CODE >> 20] = float32_mnf, - [ABS_CODE >> 20] = float32_abs, - [RND_CODE >> 20] = float32_round_to_int, - [URD_CODE >> 20] = float32_round_to_int, - [SQT_CODE >> 20] = float32_sqrt, - [NRM_CODE >> 20] = float32_mvf, -}; - -unsigned int SingleCPDO(struct roundingData *roundData, const unsigned int opcode, FPREG * rFd) -{ - FPA11 *fpa11 = GET_FPA11(); - float32 rFm; - unsigned int Fm, opc_mask_shift; - - Fm = getFm(opcode); - if (CONSTANT_FM(opcode)) { - rFm = getSingleConstant(Fm); - } else if (fpa11->fType[Fm] == typeSingle) { - rFm = fpa11->fpreg[Fm].fSingle; - } else { - return 0; - } - - opc_mask_shift = (opcode & MASK_ARITHMETIC_OPCODE) >> 20; - if (!MONADIC_INSTRUCTION(opcode)) { - unsigned int Fn = getFn(opcode); - float32 rFn; - - if (fpa11->fType[Fn] == typeSingle && - dyadic_single[opc_mask_shift]) { - rFn = fpa11->fpreg[Fn].fSingle; - rFd->fSingle = dyadic_single[opc_mask_shift](roundData, rFn, rFm); - } else { - return 0; - } - } else { - if (monadic_single[opc_mask_shift]) { - rFd->fSingle = monadic_single[opc_mask_shift](roundData, rFm); - } else { - return 0; - } - } - - return 1; -} |