diff options
| author | bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162> | 2004-05-08 21:08:41 +0000 |
|---|---|---|
| committer | bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162> | 2004-05-08 21:08:41 +0000 |
| commit | 2ee73ac3a855fb0cfba3db91fdd1ecebdbc6f971 (patch) | |
| tree | 9759c191fd2b12e00749c4ea4b45298c9336c35c /target-i386/exec.h | |
| parent | 28c3ee3fed3bb51c45320bec1ede3585cd36f8a4 (diff) | |
division by zero FPU exception support
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@795 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'target-i386/exec.h')
| -rw-r--r-- | target-i386/exec.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/target-i386/exec.h b/target-i386/exec.h index 63010f745d..fb9cc772f9 100644 --- a/target-i386/exec.h +++ b/target-i386/exec.h @@ -478,10 +478,24 @@ static inline void helper_fstt(CPU86_LDouble f, uint8_t *ptr) #endif /* USE_X86LDOUBLE */ +#define FPUS_IE (1 << 0) +#define FPUS_DE (1 << 1) +#define FPUS_ZE (1 << 2) +#define FPUS_OE (1 << 3) +#define FPUS_UE (1 << 4) +#define FPUS_PE (1 << 5) +#define FPUS_SF (1 << 6) +#define FPUS_SE (1 << 7) +#define FPUS_B (1 << 15) + +#define FPUC_EM 0x3f + const CPU86_LDouble f15rk[7]; void helper_fldt_ST0_A0(void); void helper_fstt_ST0_A0(void); +void fpu_raise_exception(void); +CPU86_LDouble helper_fdiv(CPU86_LDouble a, CPU86_LDouble b); void helper_fbld_ST0_A0(void); void helper_fbst_ST0_A0(void); void helper_f2xm1(void); |