diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/arm/nwfpe/extended_cpdo.c')
-rw-r--r-- | ANDROID_3.4.5/arch/arm/nwfpe/extended_cpdo.c | 154 |
1 files changed, 0 insertions, 154 deletions
diff --git a/ANDROID_3.4.5/arch/arm/nwfpe/extended_cpdo.c b/ANDROID_3.4.5/arch/arm/nwfpe/extended_cpdo.c deleted file mode 100644 index 65a279ba..00000000 --- a/ANDROID_3.4.5/arch/arm/nwfpe/extended_cpdo.c +++ /dev/null @@ -1,154 +0,0 @@ -/* - NetWinder Floating Point Emulator - (c) Rebel.COM, 1998,1999 - - 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" - -floatx80 floatx80_exp(floatx80 Fm); -floatx80 floatx80_ln(floatx80 Fm); -floatx80 floatx80_sin(floatx80 rFm); -floatx80 floatx80_cos(floatx80 rFm); -floatx80 floatx80_arcsin(floatx80 rFm); -floatx80 floatx80_arctan(floatx80 rFm); -floatx80 floatx80_log(floatx80 rFm); -floatx80 floatx80_tan(floatx80 rFm); -floatx80 floatx80_arccos(floatx80 rFm); -floatx80 floatx80_pow(floatx80 rFn, floatx80 rFm); -floatx80 floatx80_pol(floatx80 rFn, floatx80 rFm); - -static floatx80 floatx80_rsf(struct roundingData *roundData, floatx80 rFn, floatx80 rFm) -{ - return floatx80_sub(roundData, rFm, rFn); -} - -static floatx80 floatx80_rdv(struct roundingData *roundData, floatx80 rFn, floatx80 rFm) -{ - return floatx80_div(roundData, rFm, rFn); -} - -static floatx80 (*const dyadic_extended[16])(struct roundingData*, floatx80 rFn, floatx80 rFm) = { - [ADF_CODE >> 20] = floatx80_add, - [MUF_CODE >> 20] = floatx80_mul, - [SUF_CODE >> 20] = floatx80_sub, - [RSF_CODE >> 20] = floatx80_rsf, - [DVF_CODE >> 20] = floatx80_div, - [RDF_CODE >> 20] = floatx80_rdv, - [RMF_CODE >> 20] = floatx80_rem, - - /* strictly, these opcodes should not be implemented */ - [FML_CODE >> 20] = floatx80_mul, - [FDV_CODE >> 20] = floatx80_div, - [FRD_CODE >> 20] = floatx80_rdv, -}; - -static floatx80 floatx80_mvf(struct roundingData *roundData, floatx80 rFm) -{ - return rFm; -} - -static floatx80 floatx80_mnf(struct roundingData *roundData, floatx80 rFm) -{ - rFm.high ^= 0x8000; - return rFm; -} - -static floatx80 floatx80_abs(struct roundingData *roundData, floatx80 rFm) -{ - rFm.high &= 0x7fff; - return rFm; -} - -static floatx80 (*const monadic_extended[16])(struct roundingData*, floatx80 rFm) = { - [MVF_CODE >> 20] = floatx80_mvf, - [MNF_CODE >> 20] = floatx80_mnf, - [ABS_CODE >> 20] = floatx80_abs, - [RND_CODE >> 20] = floatx80_round_to_int, - [URD_CODE >> 20] = floatx80_round_to_int, - [SQT_CODE >> 20] = floatx80_sqrt, - [NRM_CODE >> 20] = floatx80_mvf, -}; - -unsigned int ExtendedCPDO(struct roundingData *roundData, const unsigned int opcode, FPREG * rFd) -{ - FPA11 *fpa11 = GET_FPA11(); - floatx80 rFm; - unsigned int Fm, opc_mask_shift; - - Fm = getFm(opcode); - if (CONSTANT_FM(opcode)) { - rFm = getExtendedConstant(Fm); - } else { - switch (fpa11->fType[Fm]) { - case typeSingle: - rFm = float32_to_floatx80(fpa11->fpreg[Fm].fSingle); - break; - - case typeDouble: - rFm = float64_to_floatx80(fpa11->fpreg[Fm].fDouble); - break; - - case typeExtended: - rFm = fpa11->fpreg[Fm].fExtended; - break; - - default: - return 0; - } - } - - opc_mask_shift = (opcode & MASK_ARITHMETIC_OPCODE) >> 20; - if (!MONADIC_INSTRUCTION(opcode)) { - unsigned int Fn = getFn(opcode); - floatx80 rFn; - - switch (fpa11->fType[Fn]) { - case typeSingle: - rFn = float32_to_floatx80(fpa11->fpreg[Fn].fSingle); - break; - - case typeDouble: - rFn = float64_to_floatx80(fpa11->fpreg[Fn].fDouble); - break; - - case typeExtended: - rFn = fpa11->fpreg[Fn].fExtended; - break; - - default: - return 0; - } - - if (dyadic_extended[opc_mask_shift]) { - rFd->fExtended = dyadic_extended[opc_mask_shift](roundData, rFn, rFm); - } else { - return 0; - } - } else { - if (monadic_extended[opc_mask_shift]) { - rFd->fExtended = monadic_extended[opc_mask_shift](roundData, rFm); - } else { - return 0; - } - } - - return 1; -} |