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-rw-r--r--linux-user/arm/nwfpe/fpa11.c5
-rw-r--r--linux-user/arm/nwfpe/fpa11.h9
-rw-r--r--linux-user/arm/nwfpe/fpa11_cpdo.c4
-rw-r--r--linux-user/arm/nwfpe/fpa11_cpdt.c80
-rw-r--r--linux-user/arm/nwfpe/fpopcode.c35
5 files changed, 47 insertions, 86 deletions
diff --git a/linux-user/arm/nwfpe/fpa11.c b/linux-user/arm/nwfpe/fpa11.c
index eb006f0df2..67e65e5237 100644
--- a/linux-user/arm/nwfpe/fpa11.c
+++ b/linux-user/arm/nwfpe/fpa11.c
@@ -30,11 +30,6 @@
#include <stdio.h>
-/* forward declarations */
-unsigned int EmulateCPDO(const unsigned int);
-unsigned int EmulateCPDT(const unsigned int);
-unsigned int EmulateCPRT(const unsigned int);
-
FPA11* qemufpa=0;
CPUARMState* user_registers;
diff --git a/linux-user/arm/nwfpe/fpa11.h b/linux-user/arm/nwfpe/fpa11.h
index 4fc0b3b886..032870180b 100644
--- a/linux-user/arm/nwfpe/fpa11.h
+++ b/linux-user/arm/nwfpe/fpa11.h
@@ -116,6 +116,15 @@ static inline void writeConditionCodes(unsigned int x)
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"
diff --git a/linux-user/arm/nwfpe/fpa11_cpdo.c b/linux-user/arm/nwfpe/fpa11_cpdo.c
index 777963728f..66691122d4 100644
--- a/linux-user/arm/nwfpe/fpa11_cpdo.c
+++ b/linux-user/arm/nwfpe/fpa11_cpdo.c
@@ -22,10 +22,6 @@
#include "fpa11.h"
#include "fpopcode.h"
-unsigned int SingleCPDO(const unsigned int opcode);
-unsigned int DoubleCPDO(const unsigned int opcode);
-unsigned int ExtendedCPDO(const unsigned int opcode);
-
unsigned int EmulateCPDO(const unsigned int opcode)
{
FPA11 *fpa11 = GET_FPA11();
diff --git a/linux-user/arm/nwfpe/fpa11_cpdt.c b/linux-user/arm/nwfpe/fpa11_cpdt.c
index 41877dfe82..76c6dcff39 100644
--- a/linux-user/arm/nwfpe/fpa11_cpdt.c
+++ b/linux-user/arm/nwfpe/fpa11_cpdt.c
@@ -29,9 +29,8 @@
//#include <asm/uaccess.h>
static inline
-void loadSingle(const unsigned int Fn,const unsigned int *pMem)
+void loadSingle(const unsigned int Fn, target_ulong addr)
{
- target_ulong addr = (target_ulong)(long)pMem;
FPA11 *fpa11 = GET_FPA11();
fpa11->fType[Fn] = typeSingle;
/* FIXME - handle failure of get_user() */
@@ -39,9 +38,8 @@ void loadSingle(const unsigned int Fn,const unsigned int *pMem)
}
static inline
-void loadDouble(const unsigned int Fn,const unsigned int *pMem)
+void loadDouble(const unsigned int Fn, target_ulong addr)
{
- target_ulong addr = (target_ulong)(long)pMem;
FPA11 *fpa11 = GET_FPA11();
unsigned int *p;
p = (unsigned int*)&fpa11->fpreg[Fn].fDouble;
@@ -58,9 +56,8 @@ void loadDouble(const unsigned int Fn,const unsigned int *pMem)
}
static inline
-void loadExtended(const unsigned int Fn,const unsigned int *pMem)
+void loadExtended(const unsigned int Fn, target_ulong addr)
{
- target_ulong addr = (target_ulong)(long)pMem;
FPA11 *fpa11 = GET_FPA11();
unsigned int *p;
p = (unsigned int*)&fpa11->fpreg[Fn].fExtended;
@@ -72,9 +69,8 @@ void loadExtended(const unsigned int Fn,const unsigned int *pMem)
}
static inline
-void loadMultiple(const unsigned int Fn,const unsigned int *pMem)
+void loadMultiple(const unsigned int Fn, target_ulong addr)
{
- target_ulong addr = (target_ulong)(long)pMem;
FPA11 *fpa11 = GET_FPA11();
register unsigned int *p;
unsigned long x;
@@ -108,9 +104,8 @@ void loadMultiple(const unsigned int Fn,const unsigned int *pMem)
}
static inline
-void storeSingle(const unsigned int Fn,unsigned int *pMem)
+void storeSingle(const unsigned int Fn, target_ulong addr)
{
- target_ulong addr = (target_ulong)(long)pMem;
FPA11 *fpa11 = GET_FPA11();
float32 val;
register unsigned int *p = (unsigned int*)&val;
@@ -133,9 +128,8 @@ void storeSingle(const unsigned int Fn,unsigned int *pMem)
}
static inline
-void storeDouble(const unsigned int Fn,unsigned int *pMem)
+void storeDouble(const unsigned int Fn, target_ulong addr)
{
- target_ulong addr = (target_ulong)(long)pMem;
FPA11 *fpa11 = GET_FPA11();
float64 val;
register unsigned int *p = (unsigned int*)&val;
@@ -163,9 +157,8 @@ void storeDouble(const unsigned int Fn,unsigned int *pMem)
}
static inline
-void storeExtended(const unsigned int Fn,unsigned int *pMem)
+void storeExtended(const unsigned int Fn, target_ulong addr)
{
- target_ulong addr = (target_ulong)(long)pMem;
FPA11 *fpa11 = GET_FPA11();
floatx80 val;
register unsigned int *p = (unsigned int*)&val;
@@ -190,9 +183,8 @@ void storeExtended(const unsigned int Fn,unsigned int *pMem)
}
static inline
-void storeMultiple(const unsigned int Fn,unsigned int *pMem)
+void storeMultiple(const unsigned int Fn, target_ulong addr)
{
- target_ulong addr = (target_ulong)(long)pMem;
FPA11 *fpa11 = GET_FPA11();
register unsigned int nType, *p;
@@ -220,25 +212,26 @@ void storeMultiple(const unsigned int Fn,unsigned int *pMem)
}
}
-unsigned int PerformLDF(const unsigned int opcode)
+static unsigned int PerformLDF(const unsigned int opcode)
{
- unsigned int *pBase, *pAddress, *pFinal, nRc = 1,
+ target_ulong pBase, pAddress, pFinal;
+ unsigned int nRc = 1,
write_back = WRITE_BACK(opcode);
//printk("PerformLDF(0x%08x), Fd = 0x%08x\n",opcode,getFd(opcode));
- pBase = (unsigned int*)readRegister(getRn(opcode));
+ pBase = readRegister(getRn(opcode));
if (REG_PC == getRn(opcode))
{
- pBase += 2;
+ pBase += 8;
write_back = 0;
}
pFinal = pBase;
if (BIT_UP_SET(opcode))
- pFinal += getOffset(opcode);
+ pFinal += getOffset(opcode) * 4;
else
- pFinal -= getOffset(opcode);
+ pFinal -= getOffset(opcode) * 4;
if (PREINDEXED(opcode)) pAddress = pFinal; else pAddress = pBase;
@@ -254,26 +247,27 @@ unsigned int PerformLDF(const unsigned int opcode)
return nRc;
}
-unsigned int PerformSTF(const unsigned int opcode)
+static unsigned int PerformSTF(const unsigned int opcode)
{
- unsigned int *pBase, *pAddress, *pFinal, nRc = 1,
+ target_ulong pBase, pAddress, pFinal;
+ unsigned int nRc = 1,
write_back = WRITE_BACK(opcode);
//printk("PerformSTF(0x%08x), Fd = 0x%08x\n",opcode,getFd(opcode));
SetRoundingMode(ROUND_TO_NEAREST);
- pBase = (unsigned int*)readRegister(getRn(opcode));
+ pBase = readRegister(getRn(opcode));
if (REG_PC == getRn(opcode))
{
- pBase += 2;
+ pBase += 8;
write_back = 0;
}
pFinal = pBase;
if (BIT_UP_SET(opcode))
- pFinal += getOffset(opcode);
+ pFinal += getOffset(opcode) * 4;
else
- pFinal -= getOffset(opcode);
+ pFinal -= getOffset(opcode) * 4;
if (PREINDEXED(opcode)) pAddress = pFinal; else pAddress = pBase;
@@ -289,23 +283,24 @@ unsigned int PerformSTF(const unsigned int opcode)
return nRc;
}
-unsigned int PerformLFM(const unsigned int opcode)
+static unsigned int PerformLFM(const unsigned int opcode)
{
- unsigned int i, Fd, *pBase, *pAddress, *pFinal,
+ unsigned int i, Fd,
write_back = WRITE_BACK(opcode);
+ target_ulong pBase, pAddress, pFinal;
- pBase = (unsigned int*)readRegister(getRn(opcode));
+ pBase = readRegister(getRn(opcode));
if (REG_PC == getRn(opcode))
{
- pBase += 2;
+ pBase += 8;
write_back = 0;
}
pFinal = pBase;
if (BIT_UP_SET(opcode))
- pFinal += getOffset(opcode);
+ pFinal += getOffset(opcode) * 4;
else
- pFinal -= getOffset(opcode);
+ pFinal -= getOffset(opcode) * 4;
if (PREINDEXED(opcode)) pAddress = pFinal; else pAddress = pBase;
@@ -313,7 +308,7 @@ unsigned int PerformLFM(const unsigned int opcode)
for (i=getRegisterCount(opcode);i>0;i--)
{
loadMultiple(Fd,pAddress);
- pAddress += 3; Fd++;
+ pAddress += 12; Fd++;
if (Fd == 8) Fd = 0;
}
@@ -321,23 +316,24 @@ unsigned int PerformLFM(const unsigned int opcode)
return 1;
}
-unsigned int PerformSFM(const unsigned int opcode)
+static unsigned int PerformSFM(const unsigned int opcode)
{
- unsigned int i, Fd, *pBase, *pAddress, *pFinal,
+ unsigned int i, Fd,
write_back = WRITE_BACK(opcode);
+ target_ulong pBase, pAddress, pFinal;
- pBase = (unsigned int*)readRegister(getRn(opcode));
+ pBase = readRegister(getRn(opcode));
if (REG_PC == getRn(opcode))
{
- pBase += 2;
+ pBase += 8;
write_back = 0;
}
pFinal = pBase;
if (BIT_UP_SET(opcode))
- pFinal += getOffset(opcode);
+ pFinal += getOffset(opcode) * 4;
else
- pFinal -= getOffset(opcode);
+ pFinal -= getOffset(opcode) * 4;
if (PREINDEXED(opcode)) pAddress = pFinal; else pAddress = pBase;
@@ -345,7 +341,7 @@ unsigned int PerformSFM(const unsigned int opcode)
for (i=getRegisterCount(opcode);i>0;i--)
{
storeMultiple(Fd,pAddress);
- pAddress += 3; Fd++;
+ pAddress += 12; Fd++;
if (Fd == 8) Fd = 0;
}
diff --git a/linux-user/arm/nwfpe/fpopcode.c b/linux-user/arm/nwfpe/fpopcode.c
index a733a1d1de..1e07e60482 100644
--- a/linux-user/arm/nwfpe/fpopcode.c
+++ b/linux-user/arm/nwfpe/fpopcode.c
@@ -59,21 +59,6 @@ const float32 float32Constant[] = {
0x41200000 /* single 10.0 */
};
-unsigned int getTransferLength(const unsigned int opcode)
-{
- unsigned int nRc;
-
- switch (opcode & MASK_TRANSFER_LENGTH)
- {
- case 0x00000000: nRc = 1; break; /* single precision */
- case 0x00008000: nRc = 2; break; /* double precision */
- case 0x00400000: nRc = 3; break; /* extended precision */
- default: nRc = 0;
- }
-
- return(nRc);
-}
-
unsigned int getRegisterCount(const unsigned int opcode)
{
unsigned int nRc;
@@ -90,21 +75,6 @@ unsigned int getRegisterCount(const unsigned int opcode)
return(nRc);
}
-unsigned int getRoundingPrecision(const unsigned int opcode)
-{
- unsigned int nRc;
-
- switch (opcode & MASK_ROUNDING_PRECISION)
- {
- case 0x00000000: nRc = 1; break;
- case 0x00000080: nRc = 2; break;
- case 0x00080000: nRc = 3; break;
- default: nRc = 0;
- }
-
- return(nRc);
-}
-
unsigned int getDestinationSize(const unsigned int opcode)
{
unsigned int nRc;
@@ -141,8 +111,3 @@ static const unsigned short aCC[16] = {
0xFFFF, // AL always
0 // NV
};
-
-unsigned int checkCondition(const unsigned int opcode, const unsigned int ccodes)
-{
- return (aCC[opcode>>28] >> (ccodes>>28)) & 1;
-}
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-30 17:46:48 +0000