diff options
| author | Aurelien Jarno <aurelien@aurel32.net> | 2011-04-20 13:04:23 +0200 |
|---|---|---|
| committer | Aurelien Jarno <aurelien@aurel32.net> | 2011-04-25 11:18:33 +0200 |
| commit | a1d8db07fb46e1da410ca7b4ce24a997707d4a53 (patch) | |
| tree | 2ea61de56c13c40a6945510eacf2a5569a5ab1f4 /target-i386 | |
| parent | bcb5fec5af5d543f6ea0efa513c00503a2ada5b6 (diff) | |
| download | qemu-a1d8db07fb46e1da410ca7b4ce24a997707d4a53.zip qemu-a1d8db07fb46e1da410ca7b4ce24a997707d4a53.tar.gz qemu-a1d8db07fb46e1da410ca7b4ce24a997707d4a53.tar.bz2 | |
target-i386: fix constants wrt softfloat
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Diffstat (limited to 'target-i386')
| -rw-r--r-- | target-i386/exec.h | 8 | ||||
| -rw-r--r-- | target-i386/op_helper.c | 24 |
2 files changed, 25 insertions, 7 deletions
diff --git a/target-i386/exec.h b/target-i386/exec.h index 292e0de..ee36a71 100644 --- a/target-i386/exec.h +++ b/target-i386/exec.h @@ -124,6 +124,10 @@ static inline void svm_check_intercept(uint32_t type) #define floatx_is_any_nan floatx80_is_any_nan #define floatx_is_neg floatx80_is_neg #define floatx_is_zero floatx80_is_zero +#define floatx_zero floatx80_zero +#define floatx_one floatx80_one +#define floatx_ln2 floatx80_ln2 +#define floatx_pi floatx80_pi #else #define floatx_to_int32 float64_to_int32 #define floatx_to_int64 float64_to_int64 @@ -149,6 +153,10 @@ static inline void svm_check_intercept(uint32_t type) #define floatx_is_any_nan float64_is_any_nan #define floatx_is_neg float64_is_neg #define floatx_is_zero float64_is_zero +#define floatx_zero float64_zero +#define floatx_one float64_one +#define floatx_ln2 float64_ln2 +#define floatx_pi float64_pi #endif #define RC_MASK 0xc00 diff --git a/target-i386/op_helper.c b/target-i386/op_helper.c index 334f130..3c539f3 100644 --- a/target-i386/op_helper.c +++ b/target-i386/op_helper.c @@ -95,15 +95,25 @@ static const uint8_t rclb_table[32] = { 6, 7, 8, 0, 1, 2, 3, 4, }; +#if defined(CONFIG_SOFTFLOAT) +# define floatx_lg2 make_floatx80( 0x3ffd, 0x9a209a84fbcff799LL ) +# define floatx_l2e make_floatx80( 0x3fff, 0xb8aa3b295c17f0bcLL ) +# define floatx_l2t make_floatx80( 0x4000, 0xd49a784bcd1b8afeLL ) +#else +# define floatx_lg2 (0.30102999566398119523L) +# define floatx_l2e (1.44269504088896340739L) +# define floatx_l2t (3.32192809488736234781L) +#endif + static const CPU86_LDouble f15rk[7] = { - 0.00000000000000000000L, - 1.00000000000000000000L, - 3.14159265358979323851L, /*pi*/ - 0.30102999566398119523L, /*lg2*/ - 0.69314718055994530943L, /*ln2*/ - 1.44269504088896340739L, /*l2e*/ - 3.32192809488736234781L, /*l2t*/ + floatx_zero, + floatx_one, + floatx_pi, + floatx_lg2, + floatx_ln2, + floatx_l2e, + floatx_l2t, }; /* broken thread support */ |