summaryrefslogtreecommitdiffstats
path: root/qemu/linux-user/arm/nwfpe/fpa11.h
diff options
context:
space:
mode:
Diffstat (limited to 'qemu/linux-user/arm/nwfpe/fpa11.h')
-rw-r--r--qemu/linux-user/arm/nwfpe/fpa11.h127
1 files changed, 0 insertions, 127 deletions
diff --git a/qemu/linux-user/arm/nwfpe/fpa11.h b/qemu/linux-user/arm/nwfpe/fpa11.h
deleted file mode 100644
index 0b072843d..000000000
--- a/qemu/linux-user/arm/nwfpe/fpa11.h
+++ /dev/null
@@ -1,127 +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/>.
-*/
-
-#ifndef __FPA11_H__
-#define __FPA11_H__
-
-
-#include <cpu.h>
-
-#define GET_FPA11() (qemufpa)
-
-/*
- * The processes registers are always at the very top of the 8K
- * stack+task struct. Use the same method as 'current' uses to
- * reach them.
- */
-extern CPUARMState *user_registers;
-
-#define GET_USERREG() (user_registers)
-
-/* Need task_struct */
-//#include <linux/sched.h>
-
-/* includes */
-#include "fpsr.h" /* FP control and status register definitions */
-#include "fpu/softfloat.h"
-
-#define typeNone 0x00
-#define typeSingle 0x01
-#define typeDouble 0x02
-#define typeExtended 0x03
-
-/*
- * This must be no more and no less than 12 bytes.
- */
-typedef union tagFPREG {
- floatx80 fExtended;
- float64 fDouble;
- float32 fSingle;
-} FPREG;
-
-/*
- * FPA11 device model.
- *
- * This structure is exported to user space. Do not re-order.
- * Only add new stuff to the end, and do not change the size of
- * any element. Elements of this structure are used by user
- * space, and must match struct user_fp in include/asm-arm/user.h.
- * We include the byte offsets below for documentation purposes.
- *
- * The size of this structure and FPREG are checked by fpmodule.c
- * on initialisation. If the rules have been broken, NWFPE will
- * not initialise.
- */
-typedef struct tagFPA11 {
-/* 0 */ FPREG fpreg[8]; /* 8 floating point registers */
-/* 96 */ FPSR fpsr; /* floating point status register */
-/* 100 */ FPCR fpcr; /* floating point control register */
-/* 104 */ unsigned char fType[8]; /* type of floating point value held in
- floating point registers. One of none
- single, double or extended. */
-/* 112 */ int initflag; /* this is special. The kernel guarantees
- to set it to 0 when a thread is launched,
- so we can use it to detect whether this
- instance of the emulator needs to be
- initialised. */
- float_status fp_status; /* QEMU float emulator status */
-} FPA11;
-
-extern FPA11* qemufpa;
-
-void resetFPA11(void);
-void SetRoundingMode(const unsigned int);
-void SetRoundingPrecision(const unsigned int);
-
-static inline unsigned int readRegister(unsigned int reg)
-{
- return (user_registers->regs[(reg)]);
-}
-
-static inline void writeRegister(unsigned int x, unsigned int y)
-{
-#if 0
- printf("writing %d to r%d\n",y,x);
-#endif
- user_registers->regs[(x)]=(y);
-}
-
-static inline void writeConditionCodes(unsigned int x)
-{
- cpsr_write(user_registers, x, CPSR_NZCV, CPSRWriteByInstr);
-}
-
-#define ARM_REG_PC 15
-
-unsigned int EmulateAll(unsigned int opcode, FPA11* qfpa, CPUARMState* qregs);
-
-unsigned int EmulateCPDO(const unsigned int);
-unsigned int EmulateCPDT(const unsigned int);
-unsigned int EmulateCPRT(const unsigned int);
-
-unsigned int SingleCPDO(const unsigned int opcode);
-unsigned int DoubleCPDO(const unsigned int opcode);
-unsigned int ExtendedCPDO(const unsigned int opcode);
-
-
-/* included only for get_user/put_user macros */
-#include "qemu.h"
-
-#endif