diff options
Diffstat (limited to 'sysdeps/i386/fpu')
| -rw-r--r-- | sysdeps/i386/fpu/e_logf.S | 93 | ||||
| -rw-r--r-- | sysdeps/i386/fpu/e_logf_data.c | 1 | ||||
| -rw-r--r-- | sysdeps/i386/fpu/libm-test-ulps | 20 | ||||
| -rw-r--r-- | sysdeps/i386/fpu/w_logf.c | 1 |
4 files changed, 10 insertions, 105 deletions
diff --git a/sysdeps/i386/fpu/e_logf.S b/sysdeps/i386/fpu/e_logf.S deleted file mode 100644 index de967a31f5..0000000000 --- a/sysdeps/i386/fpu/e_logf.S +++ /dev/null @@ -1,93 +0,0 @@ -/* - * Written by J.T. Conklin <jtc@netbsd.org>. - * Public domain. - * Adapted for float by Ulrich Drepper <drepper@cygnus.com>. - * - * Changed to use fyl2xp1 for values near 1, <drepper@cygnus.com>. - */ - -#include <machine/asm.h> - - .section .rodata.cst8,"aM",@progbits,8 - - .p2align 3 - .type one,@object -one: .double 1.0 - ASM_SIZE_DIRECTIVE(one) - /* It is not important that this constant is precise. It is only - a value which is known to be on the safe side for using the - fyl2xp1 instruction. */ - .type limit,@object -limit: .double 0.29 - ASM_SIZE_DIRECTIVE(limit) - - -#ifdef PIC -# define MO(op) op##@GOTOFF(%edx) -#else -# define MO(op) op -#endif - - .text -ENTRY(__ieee754_logf) - fldln2 // log(2) - flds 4(%esp) // x : log(2) - fxam - fnstsw -#ifdef PIC - LOAD_PIC_REG (dx) -#endif - fld %st // x : x : log(2) - sahf - jc 3f // in case x is NaN or +-Inf -4: fsubl MO(one) // x-1 : x : log(2) - fld %st // x-1 : x-1 : x : log(2) - fabs // |x-1| : x-1 : x : log(2) - fcompl MO(limit) // x-1 : x : log(2) - fnstsw // x-1 : x : log(2) - andb $0x45, %ah - jz 2f - fxam - fnstsw - andb $0x45, %ah - cmpb $0x40, %ah - jne 5f - fabs // log(1) is +0 in all rounding modes. -5: fstp %st(1) // x-1 : log(2) - fyl2xp1 // log(x) - ret - -2: fstp %st(0) // x : log(2) - fyl2x // log(x) - ret - -3: jp 4b // in case x is +-Inf - fstp %st(1) - fstp %st(1) - ret -END (__ieee754_logf) - -ENTRY(__logf_finite) - fldln2 // log(2) - flds 4(%esp) // x : log(2) -#ifdef PIC - LOAD_PIC_REG (dx) -#endif - fld %st // x : x : log(2) - fsubl MO(one) // x-1 : x : log(2) - fld %st // x-1 : x-1 : x : log(2) - fabs // |x-1| : x-1 : x : log(2) - fcompl MO(limit) // x-1 : x : log(2) - fnstsw // x-1 : x : log(2) - andb $0x45, %ah - jz 2b - fxam - fnstsw - andb $0x45, %ah - cmpb $0x40, %ah - jne 6f - fabs // log(1) is +0 in all rounding modes. -6: fstp %st(1) // x-1 : log(2) - fyl2xp1 // log(x) - ret -END(__logf_finite) diff --git a/sysdeps/i386/fpu/e_logf_data.c b/sysdeps/i386/fpu/e_logf_data.c deleted file mode 100644 index 1cc8931700..0000000000 --- a/sysdeps/i386/fpu/e_logf_data.c +++ /dev/null @@ -1 +0,0 @@ -/* Not needed. */ diff --git a/sysdeps/i386/fpu/libm-test-ulps b/sysdeps/i386/fpu/libm-test-ulps index 0aa18ea9b7..ba9b9ec00f 100644 --- a/sysdeps/i386/fpu/libm-test-ulps +++ b/sysdeps/i386/fpu/libm-test-ulps @@ -2000,17 +2000,17 @@ ldouble: 4 Function: "gamma_downward": double: 4 -float: 4 +float: 5 idouble: 4 -ifloat: 4 +ifloat: 5 ildouble: 7 ldouble: 7 Function: "gamma_towardzero": double: 4 -float: 2 +float: 3 idouble: 4 -ifloat: 2 +ifloat: 3 ildouble: 7 ldouble: 7 @@ -2186,20 +2186,20 @@ ldouble: 4 Function: "lgamma_downward": double: 4 -float: 4 +float: 5 float128: 8 idouble: 4 -ifloat: 4 +ifloat: 5 ifloat128: 8 ildouble: 7 ldouble: 7 Function: "lgamma_towardzero": double: 4 -float: 2 +float: 3 float128: 5 idouble: 4 -ifloat: 2 +ifloat: 3 ifloat128: 5 ildouble: 7 ldouble: 7 @@ -2641,10 +2641,10 @@ ldouble: 5 Function: "y0_towardzero": double: 2 -float: 2 +float: 3 float128: 3 idouble: 2 -ifloat: 2 +ifloat: 3 ifloat128: 3 ildouble: 5 ldouble: 5 diff --git a/sysdeps/i386/fpu/w_logf.c b/sysdeps/i386/fpu/w_logf.c deleted file mode 100644 index ea48d1356e..0000000000 --- a/sysdeps/i386/fpu/w_logf.c +++ /dev/null @@ -1 +0,0 @@ -#include <sysdeps/../math/w_logf.c> |