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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/arch/arm/nwfpe/fpa11.c | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
download | FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2 FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip |
Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/arch/arm/nwfpe/fpa11.c')
-rw-r--r-- | ANDROID_3.4.5/arch/arm/nwfpe/fpa11.c | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/ANDROID_3.4.5/arch/arm/nwfpe/fpa11.c b/ANDROID_3.4.5/arch/arm/nwfpe/fpa11.c deleted file mode 100644 index 2782ebcc..00000000 --- a/ANDROID_3.4.5/arch/arm/nwfpe/fpa11.c +++ /dev/null @@ -1,128 +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 "fpopcode.h" - -#include "fpmodule.h" -#include "fpmodule.inl" - -#include <linux/compiler.h> -#include <linux/string.h> - -/* Reset the FPA11 chip. Called to initialize and reset the emulator. */ -static void resetFPA11(void) -{ - int i; - FPA11 *fpa11 = GET_FPA11(); - - /* initialize the register type array */ - for (i = 0; i <= 7; i++) { - fpa11->fType[i] = typeNone; - } - - /* FPSR: set system id to FP_EMULATOR, set AC, clear all other bits */ - fpa11->fpsr = FP_EMULATOR | BIT_AC; -} - -int8 SetRoundingMode(const unsigned int opcode) -{ - switch (opcode & MASK_ROUNDING_MODE) { - default: - case ROUND_TO_NEAREST: - return float_round_nearest_even; - - case ROUND_TO_PLUS_INFINITY: - return float_round_up; - - case ROUND_TO_MINUS_INFINITY: - return float_round_down; - - case ROUND_TO_ZERO: - return float_round_to_zero; - } -} - -int8 SetRoundingPrecision(const unsigned int opcode) -{ -#ifdef CONFIG_FPE_NWFPE_XP - switch (opcode & MASK_ROUNDING_PRECISION) { - case ROUND_SINGLE: - return 32; - - case ROUND_DOUBLE: - return 64; - - case ROUND_EXTENDED: - return 80; - - default: - return 80; - } -#endif - return 80; -} - -void nwfpe_init_fpa(union fp_state *fp) -{ - FPA11 *fpa11 = (FPA11 *)fp; -#ifdef NWFPE_DEBUG - printk("NWFPE: setting up state.\n"); -#endif - memset(fpa11, 0, sizeof(FPA11)); - resetFPA11(); - fpa11->initflag = 1; -} - -/* Emulate the instruction in the opcode. */ -unsigned int EmulateAll(unsigned int opcode) -{ - unsigned int code; - -#ifdef NWFPE_DEBUG - printk("NWFPE: emulating opcode %08x\n", opcode); -#endif - code = opcode & 0x00000f00; - if (code == 0x00000100 || code == 0x00000200) { - /* For coprocessor 1 or 2 (FPA11) */ - code = opcode & 0x0e000000; - if (code == 0x0e000000) { - if (opcode & 0x00000010) { - /* Emulate conversion opcodes. */ - /* Emulate register transfer opcodes. */ - /* Emulate comparison opcodes. */ - return EmulateCPRT(opcode); - } else { - /* Emulate monadic arithmetic opcodes. */ - /* Emulate dyadic arithmetic opcodes. */ - return EmulateCPDO(opcode); - } - } else if (code == 0x0c000000) { - /* Emulate load/store opcodes. */ - /* Emulate load/store multiple opcodes. */ - return EmulateCPDT(opcode); - } - } - - /* Invalid instruction detected. Return FALSE. */ - return 0; -} |