diff options
Diffstat (limited to 'qemu/linux-user/arm/nwfpe/fpopcode.c')
-rw-r--r-- | qemu/linux-user/arm/nwfpe/fpopcode.c | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/qemu/linux-user/arm/nwfpe/fpopcode.c b/qemu/linux-user/arm/nwfpe/fpopcode.c deleted file mode 100644 index 6784256d2..000000000 --- a/qemu/linux-user/arm/nwfpe/fpopcode.c +++ /dev/null @@ -1,91 +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, see <http://www.gnu.org/licenses/>. -*/ - -#include "qemu/osdep.h" -#include "fpa11.h" -#include "fpu/softfloat.h" -#include "fpopcode.h" -#include "fpsr.h" -//#include "fpmodule.h" -//#include "fpmodule.inl" - -const floatx80 floatx80Constant[] = { - { 0x0000000000000000ULL, 0x0000}, /* extended 0.0 */ - { 0x8000000000000000ULL, 0x3fff}, /* extended 1.0 */ - { 0x8000000000000000ULL, 0x4000}, /* extended 2.0 */ - { 0xc000000000000000ULL, 0x4000}, /* extended 3.0 */ - { 0x8000000000000000ULL, 0x4001}, /* extended 4.0 */ - { 0xa000000000000000ULL, 0x4001}, /* extended 5.0 */ - { 0x8000000000000000ULL, 0x3ffe}, /* extended 0.5 */ - { 0xa000000000000000ULL, 0x4002} /* extended 10.0 */ -}; - -const float64 float64Constant[] = { - const_float64(0x0000000000000000ULL), /* double 0.0 */ - const_float64(0x3ff0000000000000ULL), /* double 1.0 */ - const_float64(0x4000000000000000ULL), /* double 2.0 */ - const_float64(0x4008000000000000ULL), /* double 3.0 */ - const_float64(0x4010000000000000ULL), /* double 4.0 */ - const_float64(0x4014000000000000ULL), /* double 5.0 */ - const_float64(0x3fe0000000000000ULL), /* double 0.5 */ - const_float64(0x4024000000000000ULL) /* double 10.0 */ -}; - -const float32 float32Constant[] = { - const_float32(0x00000000), /* single 0.0 */ - const_float32(0x3f800000), /* single 1.0 */ - const_float32(0x40000000), /* single 2.0 */ - const_float32(0x40400000), /* single 3.0 */ - const_float32(0x40800000), /* single 4.0 */ - const_float32(0x40a00000), /* single 5.0 */ - const_float32(0x3f000000), /* single 0.5 */ - const_float32(0x41200000) /* single 10.0 */ -}; - -unsigned int getRegisterCount(const unsigned int opcode) -{ - unsigned int nRc; - - switch (opcode & MASK_REGISTER_COUNT) - { - case 0x00000000: nRc = 4; break; - case 0x00008000: nRc = 1; break; - case 0x00400000: nRc = 2; break; - case 0x00408000: nRc = 3; break; - default: nRc = 0; - } - - return(nRc); -} - -unsigned int getDestinationSize(const unsigned int opcode) -{ - unsigned int nRc; - - switch (opcode & MASK_DESTINATION_SIZE) - { - case 0x00000000: nRc = typeSingle; break; - case 0x00000080: nRc = typeDouble; break; - case 0x00080000: nRc = typeExtended; break; - default: nRc = typeNone; - } - - return(nRc); -} |