minix/lib/libc/arch/i386/math/fpu_sw.h

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2009-12-24 21:22:41 +01:00
#ifndef __FPU_SW__
#define __FPU_SW__
#include <stdint.h>
#define FPUSW_EXCEPTION_IE 0x0001
#define FPUSW_EXCEPTION_DE 0x0002
#define FPUSW_EXCEPTION_ZE 0x0004
#define FPUSW_EXCEPTION_OE 0x0008
#define FPUSW_EXCEPTION_UE 0x0010
#define FPUSW_EXCEPTION_PE 0x0020
#define FPUSW_STACK_FAULT 0x0040
#define FPUSW_ERROR_SUMMARY 0x0080
#define FPUSW_CONDITION_C0 0x0100
#define FPUSW_CONDITION_C1 0x0200
#define FPUSW_CONDITION_C2 0x0400
#define FPUSW_CONDITION_C3 0x4000
#define FPUSW_BUSY 0x8000
u16_t fpu_compare(double x, double y);
u16_t fpu_sw_get(void);
void fpu_sw_set(u16_t value);
u16_t fpu_xam(double value);
#endif /* !defined(__FPU_SW__) */