Message ID | 1306186971-9528-7-git-send-email-aurelien@aurel32.net |
---|---|
State | New |
Headers | show |
On 23 May 2011 22:42, Aurelien Jarno <aurelien@aurel32.net> wrote: > Instead of using a table which doesn't correspond to anything from > physical in the CPU, use directly the constants in helper_fld*_ST0(). > > Cc: Andreas Färber <andreas.faerber@web.de> > Signed-off-by: Aurelien Jarno <aurelien@aurel32.net> Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Am 23.05.2011 um 23:42 schrieb Aurelien Jarno: > Instead of using a table which doesn't correspond to anything from > physical in the CPU, use directly the constants in helper_fld*_ST0(). > > Cc: Andreas Färber <andreas.faerber@web.de> > Signed-off-by: Aurelien Jarno <aurelien@aurel32.net> Tested-by: Andreas Färber <andreas.faerber@web.de> I'm still wondering *why* the table doesn't work though... cf. reply to Peter. I'll try some simplified sample code. Andreas > --- > target-i386/op_helper.c | 27 ++++++++------------------- > 1 files changed, 8 insertions(+), 19 deletions(-) > > diff --git a/target-i386/op_helper.c b/target-i386/op_helper.c > index 4d309ab..cec0c76 100644 > --- a/target-i386/op_helper.c > +++ b/target-i386/op_helper.c > @@ -99,17 +99,6 @@ static const uint8_t rclb_table[32] = { > #define floatx80_l2e make_floatx80( 0x3fff, 0xb8aa3b295c17f0bcLL ) > #define floatx80_l2t make_floatx80( 0x4000, 0xd49a784bcd1b8afeLL ) > > -static const floatx80 f15rk[7] = > -{ > - floatx80_zero, > - floatx80_one, > - floatx80_pi, > - floatx80_lg2, > - floatx80_ln2, > - floatx80_l2e, > - floatx80_l2t, > -}; > - > /* broken thread support */ > > static spinlock_t global_cpu_lock = SPIN_LOCK_UNLOCKED; > @@ -3816,42 +3805,42 @@ void helper_fabs_ST0(void) > > void helper_fld1_ST0(void) > { > - ST0 = f15rk[1]; > + ST0 = floatx80_one; > } > > void helper_fldl2t_ST0(void) > { > - ST0 = f15rk[6]; > + ST0 = floatx80_l2t; > } > > void helper_fldl2e_ST0(void) > { > - ST0 = f15rk[5]; > + ST0 = floatx80_l2e; > } > > void helper_fldpi_ST0(void) > { > - ST0 = f15rk[2]; > + ST0 = floatx80_pi; > } > > void helper_fldlg2_ST0(void) > { > - ST0 = f15rk[3]; > + ST0 = floatx80_lg2; > } > > void helper_fldln2_ST0(void) > { > - ST0 = f15rk[4]; > + ST0 = floatx80_ln2; > } > > void helper_fldz_ST0(void) > { > - ST0 = f15rk[0]; > + ST0 = floatx80_zero; > } > > void helper_fldz_FT0(void) > { > - FT0 = f15rk[0]; > + FT0 = floatx80_zero; > } > > uint32_t helper_fnstsw(void) > -- > 1.7.5.1 > >
diff --git a/target-i386/op_helper.c b/target-i386/op_helper.c index 4d309ab..cec0c76 100644 --- a/target-i386/op_helper.c +++ b/target-i386/op_helper.c @@ -99,17 +99,6 @@ static const uint8_t rclb_table[32] = { #define floatx80_l2e make_floatx80( 0x3fff, 0xb8aa3b295c17f0bcLL ) #define floatx80_l2t make_floatx80( 0x4000, 0xd49a784bcd1b8afeLL ) -static const floatx80 f15rk[7] = -{ - floatx80_zero, - floatx80_one, - floatx80_pi, - floatx80_lg2, - floatx80_ln2, - floatx80_l2e, - floatx80_l2t, -}; - /* broken thread support */ static spinlock_t global_cpu_lock = SPIN_LOCK_UNLOCKED; @@ -3816,42 +3805,42 @@ void helper_fabs_ST0(void) void helper_fld1_ST0(void) { - ST0 = f15rk[1]; + ST0 = floatx80_one; } void helper_fldl2t_ST0(void) { - ST0 = f15rk[6]; + ST0 = floatx80_l2t; } void helper_fldl2e_ST0(void) { - ST0 = f15rk[5]; + ST0 = floatx80_l2e; } void helper_fldpi_ST0(void) { - ST0 = f15rk[2]; + ST0 = floatx80_pi; } void helper_fldlg2_ST0(void) { - ST0 = f15rk[3]; + ST0 = floatx80_lg2; } void helper_fldln2_ST0(void) { - ST0 = f15rk[4]; + ST0 = floatx80_ln2; } void helper_fldz_ST0(void) { - ST0 = f15rk[0]; + ST0 = floatx80_zero; } void helper_fldz_FT0(void) { - FT0 = f15rk[0]; + FT0 = floatx80_zero; } uint32_t helper_fnstsw(void)
Instead of using a table which doesn't correspond to anything from physical in the CPU, use directly the constants in helper_fld*_ST0(). Cc: Andreas Färber <andreas.faerber@web.de> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net> --- target-i386/op_helper.c | 27 ++++++++------------------- 1 files changed, 8 insertions(+), 19 deletions(-)