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Macros | Functions
fpu-ucf64.c File Reference
#include <linux/module.h>
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/signal.h>
#include <linux/sched.h>
#include <linux/init.h>
#include <asm/fpu-ucf64.h>

Go to the source code of this file.

Macros

#define F64_NAN_FLAG   0x100
 
#define F64_EXCEPTION_ERROR   ((u32)-1 & ~F64_NAN_FLAG)
 
#define f64reg(_f64_)   #_f64_
 
#define cff(_f64_)
 
#define ctf(_f64_, _var_)
 

Functions

void ucf64_raise_sigfpe (unsigned int sicode, struct pt_regs *regs)
 
void ucf64_exchandler (u32 inst, u32 fpexc, struct pt_regs *regs)
 
 late_initcall (ucf64_init)
 

Macro Definition Documentation

#define cff (   _f64_)
Value:
({ \
u32 __v; \
asm("cff %0, " f64reg(_f64_) "@ fmrx %0, " #_f64_ \
: "=r" (__v) : : "cc"); \
__v; \
})

Definition at line 40 of file fpu-ucf64.c.

#define ctf (   _f64_,
  _var_ 
)
Value:
asm("ctf %0, " f64reg(_f64_) "@ fmxr " #_f64_ ", %0" \
: : "r" (_var_) : "cc")

Definition at line 47 of file fpu-ucf64.c.

#define F64_EXCEPTION_ERROR   ((u32)-1 & ~F64_NAN_FLAG)

Definition at line 32 of file fpu-ucf64.c.

#define F64_NAN_FLAG   0x100

Definition at line 24 of file fpu-ucf64.c.

#define f64reg (   _f64_)    #_f64_

Definition at line 38 of file fpu-ucf64.c.

Function Documentation

late_initcall ( ucf64_init  )
void ucf64_exchandler ( u32  inst,
u32  fpexc,
struct pt_regs regs 
)

Definition at line 78 of file fpu-ucf64.c.

void ucf64_raise_sigfpe ( unsigned int  sicode,
struct pt_regs regs 
)

Definition at line 55 of file fpu-ucf64.c.