#include <asm/setup.h>
#include <linux/linkage.h>
#include <linux/kernel.h>
#include <linux/sched.h>

Data Structures
union	fp_mant64

union	fp_mant128

struct	fp_ext

struct	fp_data

Macros
#define	FPSR_AEXC_INEX 3

#define	FPSR_AEXC_DZ 4

#define	FPSR_AEXC_UNFL 5

#define	FPSR_AEXC_OVFL 6

#define	FPSR_AEXC_IOP 7

#define	FPSR_EXC_INEX1 8

#define	FPSR_EXC_INEX2 9

#define	FPSR_EXC_DZ 10

#define	FPSR_EXC_UNFL 11

#define	FPSR_EXC_OVFL 12

#define	FPSR_EXC_OPERR 13

#define	FPSR_EXC_SNAN 14

#define	FPSR_EXC_BSUN 15

#define	FPSR_QUOTIENT(fpsr) (((signed char ) &(fpsr) + 1))

#define	FPSR_CC_NAN 24

#define	FPSR_CC_INF 25

#define	FPSR_CC_Z 26

#define	FPSR_CC_NEG 27

#define	FPCR_ROUND_RN 0 /* round to nearest/even */

#define	FPCR_ROUND_RZ 1 /* round to zero */

#define	FPCR_ROUND_RM 2 /* minus infinity */

#define	FPCR_ROUND_RP 3 /* plus infinity */

#define	FPCR_PRECISION_X 0 /* long double */

#define	FPCR_PRECISION_S 1 /* double */

#define	FPCR_PRECISION_D 2 /* float */

#define	PDECODE 0

#define	PEXECUTE 1

#define	PCONV 2

#define	PNORM 3

#define	PREGISTER 4

#define	PINSTR 5

#define	PUNIMPL 6

#define	PMOVEM 7

#define	PMDECODE (1<<PDECODE)

#define	PMEXECUTE (1<<PEXECUTE)

#define	PMCONV (1<<PCONV)

#define	PMNORM (1<<PNORM)

#define	PMREGISTER (1<<PREGISTER)

#define	PMINSTR (1<<PINSTR)

#define	PMUNIMPL (1<<PUNIMPL)

#define	PMMOVEM (1<<PMOVEM)

#define	dprint(bit, fmt, args...)

#define	uprint(str)

#define	FPDATA ((struct fp_data *)current->thread.fp)

Macro Definition Documentation

#define dprint	(	bit,
		fmt,
		args...
	)

Definition at line 113 of file math-emu.h.

#define FPCR_PRECISION_D 2 /* float */

Definition at line 47 of file math-emu.h.

#define FPCR_PRECISION_S 1 /* double */

Definition at line 46 of file math-emu.h.

#define FPCR_PRECISION_X 0 /* long double */

Definition at line 45 of file math-emu.h.

#define FPCR_ROUND_RM 2 /* minus infinity */

Definition at line 41 of file math-emu.h.

#define FPCR_ROUND_RN 0 /* round to nearest/even */

Definition at line 39 of file math-emu.h.

#define FPCR_ROUND_RP 3 /* plus infinity */

Definition at line 42 of file math-emu.h.

#define FPCR_ROUND_RZ 1 /* round to zero */

Definition at line 40 of file math-emu.h.

#define FPDATA ((struct fp_data *)current->thread.fp)

Definition at line 127 of file math-emu.h.

#define FPSR_AEXC_DZ 4

Definition at line 11 of file math-emu.h.

#define FPSR_AEXC_INEX 3

Definition at line 10 of file math-emu.h.

#define FPSR_AEXC_IOP 7

Definition at line 14 of file math-emu.h.

#define FPSR_AEXC_OVFL 6

Definition at line 13 of file math-emu.h.

#define FPSR_AEXC_UNFL 5

Definition at line 12 of file math-emu.h.

#define FPSR_CC_INF 25

Definition at line 31 of file math-emu.h.

#define FPSR_CC_NAN 24

Definition at line 30 of file math-emu.h.

#define FPSR_CC_NEG 27

Definition at line 33 of file math-emu.h.

#define FPSR_CC_Z 26

Definition at line 32 of file math-emu.h.

#define FPSR_EXC_BSUN 15

Definition at line 24 of file math-emu.h.

#define FPSR_EXC_DZ 10

Definition at line 19 of file math-emu.h.

#define FPSR_EXC_INEX1 8

Definition at line 17 of file math-emu.h.

#define FPSR_EXC_INEX2 9

Definition at line 18 of file math-emu.h.

#define FPSR_EXC_OPERR 13

Definition at line 22 of file math-emu.h.

#define FPSR_EXC_OVFL 12

Definition at line 21 of file math-emu.h.

#define FPSR_EXC_SNAN 14

Definition at line 23 of file math-emu.h.

#define FPSR_EXC_UNFL 11

Definition at line 20 of file math-emu.h.

#define FPSR_QUOTIENT ( fpsr ) (*((signed char *) &(fpsr) + 1))

Definition at line 27 of file math-emu.h.

#define PCONV 2

Definition at line 53 of file math-emu.h.

d0 endm decode the diplacement from the brief extension word macro fp_decode_disp8 move b d0 ext w d0 endm decode the index of the brief full extension word macro fp_decode_index bfextu d0 get the register nr btst jne f printf d d0 jsr fp_get_data_reg jra a d0 jsr fp_get_addr_reg move l a0 btst jne f debug lea w a0 ext l a0 move w d1 scale factor rol w and w debug move l sp debug ext l d1 printf PDECODE 0

Definition at line 51 of file math-emu.h.

#define PEXECUTE 1

Definition at line 52 of file math-emu.h.

#define PINSTR 5

Definition at line 56 of file math-emu.h.

#define PMCONV (1<<PCONV)

Definition at line 62 of file math-emu.h.

#define PMDECODE (1<<PDECODE)

Definition at line 60 of file math-emu.h.

#define PMEXECUTE (1<<PEXECUTE)

Definition at line 61 of file math-emu.h.

#define PMINSTR (1<<PINSTR)

Definition at line 65 of file math-emu.h.

#define PMMOVEM (1<<PMOVEM)

Definition at line 67 of file math-emu.h.

#define PMNORM (1<<PNORM)

Definition at line 63 of file math-emu.h.

#define PMOVEM 7

Definition at line 58 of file math-emu.h.

#define PMREGISTER (1<<PREGISTER)

Definition at line 64 of file math-emu.h.

#define PMUNIMPL (1<<PUNIMPL)

Definition at line 66 of file math-emu.h.

#define PNORM 3

Definition at line 54 of file math-emu.h.

#define PREGISTER 4

Definition at line 55 of file math-emu.h.

#define PUNIMPL 6

Definition at line 57 of file math-emu.h.

#define uprint ( str )

Value:

({                  \
    static int __count = 3;             \
							\
	if (__count > 0) {             \
        printk("You just hit an unimplemented " \
               "fpu instruction (%s)\n", str);  \
        printk("Please report this to ....\n"); \
        __count--;              \
    }                       \
})

Definition at line 116 of file math-emu.h.

Data Structures

Macros

Macro Definition Documentation