target-i386: fix constants wrt softfloat

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
This commit is contained in:
Aurelien Jarno 2011-04-20 13:04:23 +02:00
parent bcb5fec5af
commit a1d8db07fb
2 changed files with 25 additions and 7 deletions

View File

@ -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

View File

@ -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 */