diff options
27 files changed, 1704 insertions, 39 deletions
@@ -1,3 +1,56 @@ +2002-10-08 Richard Henderson <rth@redhat.com> + + * soft-fp/op-4.h: Handle carry correctly in + __FP_FRAC_ADD_3, __FP_FRAC_ADD_4, __FP_FRAC_SUB_3, + __FP_FRAC_SUB_4, __FP_FRAC_DEC_3, __FP_FRAC_DEC_4. + * soft-fp/op-common.h: New macros _FP_DIV_MEAT_N_loop. + +2002-10-08 Aldy Hernandez <aldyh@redhat.com> + + * configure.in: Compute completely-soft. + * config.make.in: Make completely-soft available to sub-makes. + * sysdeps/powerpc/soft-fp/Makefile: Add gcc-single-routines and + gcc-double-routines. Add sim-full.c. Add fenv_const and + fe_nomask to libm-support. + * sysdeps/powerpc/soft-fp/sim-full.c: New file. + * sysdeps/powerpc/soft-fp/fraiseexcpt.c: New file. + * sysdeps/powerpc/soft-fp/fegetexcept.c: New file. + * sysdeps/powerpc/soft-fp/fclrexcpt.c: New file. + * sysdeps/powerpc/soft-fp/ftestexcept.c: New file. + * sysdeps/powerpc/soft-fp/fgetexcptflg.c: New file. + * sysdeps/powerpc/soft-fp/fsetexcptflg.c: New file. + * sysdeps/powerpc/soft-fp/fedisblxcpt.c: New file. + * sysdeps/powerpc/soft-fp/feenablxcpt.c: New file. + * sysdeps/powerpc/soft-fp/fegetenv.c: New file. + * sysdeps/powerpc/soft-fp/fesetenv.c: New file. + * sysdeps/powerpc/soft-fp/fegetround.c: New file. + * sysdeps/powerpc/soft-fp/fesetround.c: New file. + * sysdeps/powerpc/soft-fp/feupdateenv.c: New file. + * sysdeps/powerpc/soft-fp/feholdexcpt.c: New file. + * sysdeps/powerpc/soft-fp/fenv_const.c: New file. + * sysdeps/powerpc/soft-fp/libm-test-ulps: New file. + * sysdeps/powerpc/soft-fp/Versions: Add libgcc soft-float + symbols. Add __sim_disabled_exceptions, __sim_exceptions, + __sim_round_mode. + * sysdeps/powerpc/soft-float/Dist: Add sim-full.c, fenv_const.c. + * sysdeps/powerpc/soft-float/sfp-machine.h: Define + FP_HANDLE_EXCEPTIONS. + Define FP_ROUNDMODE. + Redefine FP_* macros to correspond to the FE_* bit positions. + Define FP_DIV_MEAT_S to _FP_DIV_MEAT_1_loop. + Define externs for __sim_exceptions, __sim_disabled_exceptions, + __sim_round_mode, __simulate_exceptions. + * sysdeps/powerpc/fpu/bits/fenv.h: Move file from here... + * sysdeps/powerpc/bits/fenv.h: ...to here. + +2002-10-06 Jakub Jelinek <jakub@redhat.com> + + * sysdeps/powerpc/powerpc32/dl-machine.c (__process_machine_rela): + Store R_PPC_UADDR32 and R_PPC_UADDR16 one byte at a time. + Use __builtin_expect for R_PPC_ADDR24 overflow check. Fix + R_PPC_ADDR16, R_PPC_UADDR16 and R_PPC_ADDR14* overflow check, use + __builtin_expect. + 2002-10-15 Jakub Jelinek <jakub@redhat.com> * include/resolv.h (__libc_res_nquery, __libc_res_nsearch, diff --git a/config.make.in b/config.make.in index 30167e6fb1..80df0c6c74 100644 --- a/config.make.in +++ b/config.make.in @@ -65,6 +65,8 @@ have-ksh = @libc_cv_have_ksh@ sizeof-long-double = @sizeof_long_double@ +completely-soft = @completely_soft@ + # Configuration options. gnu-as = @gnu_as@ gnu-ld = @gnu_ld@ diff --git a/configure.in b/configure.in index 63e2da2a6d..7593aa611c 100644 --- a/configure.in +++ b/configure.in @@ -304,6 +304,16 @@ if test -z "$enable_hacker_mode"; then esac fi +# Brain dead PowerPC box with absolutely no FPU. +echo $host +case "$machine-$host_os" in + powerpc*-*soft) + with_fp=no + completely_soft=yes + AC_SUBST(completely_soft) + ;; +esac + dnl We need to use [ and ] for other purposes for a while now. changequote(,)dnl # Expand the configuration machine name into a subdirectory by architecture diff --git a/soft-fp/op-4.h b/soft-fp/op-4.h index bbfd433a86..404cb22848 100644 --- a/soft-fp/op-4.h +++ b/soft-fp/op-4.h @@ -510,58 +510,84 @@ (X##_f[3] = I3, X##_f[2] = I2, X##_f[1] = I1, X##_f[0] = I0) #ifndef __FP_FRAC_ADD_3 -#define __FP_FRAC_ADD_3(r2,r1,r0,x2,x1,x0,y2,y1,y0) \ - (r0 = x0 + y0, \ - r1 = x1 + y1 + (r0 < x0), \ - r2 = x2 + y2 + (r1 < x1)) +#define __FP_FRAC_ADD_3(r2,r1,r0,x2,x1,x0,y2,y1,y0) \ + do { \ + int _c1, _c2; \ + r0 = x0 + y0; \ + _c1 = r0 < x0; \ + r1 = x1 + y1; \ + _c2 = r1 < x1; \ + r1 += _c1; \ + _c2 |= r1 < _c1; \ + r2 = x2 + y2 + _c2; \ + } while (0) #endif #ifndef __FP_FRAC_ADD_4 -#define __FP_FRAC_ADD_4(r3,r2,r1,r0,x3,x2,x1,x0,y3,y2,y1,y0) \ - (r0 = x0 + y0, \ - r1 = x1 + y1 + (r0 < x0), \ - r2 = x2 + y2 + (r1 < x1), \ - r3 = x3 + y3 + (r2 < x2)) +#define __FP_FRAC_ADD_4(r3,r2,r1,r0,x3,x2,x1,x0,y3,y2,y1,y0) \ + do { \ + int _c1, _c2, _c3; \ + r0 = x0 + y0; \ + _c1 = r0 < x0; \ + r1 = x1 + y1; \ + _c2 = r1 < x1; \ + r1 += _c1; \ + _c2 |= r1 < _c1; \ + r2 = x2 + y2; \ + _c3 = r2 < x2; \ + r2 += _c2; \ + _c3 |= r2 < _c2; \ + r3 = x3 + y3 + _c3; \ + } while (0) #endif #ifndef __FP_FRAC_SUB_3 -#define __FP_FRAC_SUB_3(r2,r1,r0,x2,x1,x0,y2,y1,y0) \ - (r0 = x0 - y0, \ - r1 = x1 - y1 - (r0 > x0), \ - r2 = x2 - y2 - (r1 > x1)) +#define __FP_FRAC_SUB_3(r2,r1,r0,x2,x1,x0,y2,y1,y0) \ + do { \ + int _c1, _c2; \ + r0 = x0 - y0; \ + _c1 = r0 > x0; \ + r1 = x1 - y1; \ + _c2 = r1 > x1; \ + r1 -= _c1; \ + _c2 |= r1 > _c1; \ + r2 = x2 - y2 - _c2; \ + } while (0) #endif #ifndef __FP_FRAC_SUB_4 -#define __FP_FRAC_SUB_4(r3,r2,r1,r0,x3,x2,x1,x0,y3,y2,y1,y0) \ - (r0 = x0 - y0, \ - r1 = x1 - y1 - (r0 > x0), \ - r2 = x2 - y2 - (r1 > x1), \ - r3 = x3 - y3 - (r2 > x2)) +#define __FP_FRAC_SUB_4(r3,r2,r1,r0,x3,x2,x1,x0,y3,y2,y1,y0) \ + do { \ + int _c1, _c2, _c3; \ + r0 = x0 - y0; \ + _c1 = r0 > x0; \ + r1 = x1 - y1; \ + _c2 = r1 > x1; \ + r1 -= _c1; \ + _c2 |= r1 > _c1; \ + r2 = x2 - y2; \ + _c3 = r2 > x2; \ + r2 -= _c2; \ + _c3 |= r2 > _c2; \ + r3 = x3 - y3 - _c3; \ + } while (0) #endif #ifndef __FP_FRAC_DEC_3 #define __FP_FRAC_DEC_3(x2,x1,x0,y2,y1,y0) \ do { \ - UWtype _t0, _t1; \ - _t0 = x0; \ - x0 -= y0; \ - _t1 = x1; \ - x1 -= y1 + (x0 > _t0); \ - x2 -= y2 + (x1 > _t1); \ + UWtype _t0, _t1, _t2; \ + _t0 = x0, _t1 = x1, _t2 = x2; \ + __FP_FRAC_SUB_3 (x2, x1, x0, _t2, _t1, _t0, y2, y1, y0); \ } while (0) #endif #ifndef __FP_FRAC_DEC_4 #define __FP_FRAC_DEC_4(x3,x2,x1,x0,y3,y2,y1,y0) \ do { \ - UWtype _t0, _t1; \ - _t0 = x0; \ - x0 -= y0; \ - _t1 = x1; \ - x1 -= y1 + (x0 > _t0); \ - _t0 = x2; \ - x2 -= y2 + (x1 > _t1); \ - x3 -= y3 + (x2 > _t0); \ + UWtype _t0, _t1, _t2, _t3; \ + _t0 = x0, _t1 = x1, _t2 = x2, _t3 = x3; \ + __FP_FRAC_SUB_4 (x3,x2,x1,x0,_t3,_t2,_t1,_t0, y3,y2,y1,y0); \ } while (0) #endif diff --git a/soft-fp/op-common.h b/soft-fp/op-common.h index 232604e74a..3abafa14a8 100644 --- a/soft-fp/op-common.h +++ b/soft-fp/op-common.h @@ -766,3 +766,47 @@ do { \ q = n / d, r = n % d; \ } while (0) + +/* A restoring bit-by-bit division primitive. */ + +#define _FP_DIV_MEAT_N_loop(fs, wc, R, X, Y) \ + do { \ + int count = _FP_WFRACBITS_##fs; \ + _FP_FRAC_DECL_##wc (u); \ + _FP_FRAC_DECL_##wc (v); \ + _FP_FRAC_COPY_##wc (u, X); \ + _FP_FRAC_COPY_##wc (v, Y); \ + _FP_FRAC_SET_##wc (R, _FP_ZEROFRAC_##wc); \ + /* Normalize U and V. */ \ + _FP_FRAC_SLL_##wc (u, _FP_WFRACXBITS_##fs); \ + _FP_FRAC_SLL_##wc (v, _FP_WFRACXBITS_##fs); \ + /* First round. Since the operands are normalized, either the \ + first or second bit will be set in the fraction. Produce a \ + normalized result by checking which and adjusting the loop \ + count and exponent accordingly. */ \ + if (_FP_FRAC_GE_1 (u, v)) \ + { \ + _FP_FRAC_SUB_##wc (u, u, v); \ + _FP_FRAC_LOW_##wc (R) |= 1; \ + count--; \ + } \ + else \ + R##_e--; \ + /* Subsequent rounds. */ \ + do { \ + int msb = (_FP_WS_TYPE) _FP_FRAC_HIGH_##wc (u) < 0; \ + _FP_FRAC_SLL_##wc (u, 1); \ + _FP_FRAC_SLL_##wc (R, 1); \ + if (msb || _FP_FRAC_GE_1 (u, v)) \ + { \ + _FP_FRAC_SUB_##wc (u, u, v); \ + _FP_FRAC_LOW_##wc (R) |= 1; \ + } \ + } while (--count > 0); \ + /* If there's anything left in U, the result is inexact. */ \ + _FP_FRAC_LOW_##wc (R) |= !_FP_FRAC_ZEROP_##wc (u); \ + } while (0) + +#define _FP_DIV_MEAT_1_loop(fs, R, X, Y) _FP_DIV_MEAT_N_loop (fs, 1, R, X, Y) +#define _FP_DIV_MEAT_2_loop(fs, R, X, Y) _FP_DIV_MEAT_N_loop (fs, 2, R, X, Y) +#define _FP_DIV_MEAT_4_loop(fs, R, X, Y) _FP_DIV_MEAT_N_loop (fs, 4, R, X, Y) diff --git a/sysdeps/powerpc/fpu/bits/fenv.h b/sysdeps/powerpc/bits/fenv.h index 8509b4b0c3..8509b4b0c3 100644 --- a/sysdeps/powerpc/fpu/bits/fenv.h +++ b/sysdeps/powerpc/bits/fenv.h diff --git a/sysdeps/powerpc/soft-fp/Dist b/sysdeps/powerpc/soft-fp/Dist index a917524129..9e4152a77f 100644 --- a/sysdeps/powerpc/soft-fp/Dist +++ b/sysdeps/powerpc/soft-fp/Dist @@ -25,4 +25,6 @@ q_sub.c q_ulltoq.c q_util.c q_utoq.c +sim-full.c +fenv_const.c sfp-machine.h diff --git a/sysdeps/powerpc/soft-fp/Makefile b/sysdeps/powerpc/soft-fp/Makefile index ff0a19119a..cc60865a53 100644 --- a/sysdeps/powerpc/soft-fp/Makefile +++ b/sysdeps/powerpc/soft-fp/Makefile @@ -22,6 +22,9 @@ # 02111-1307 USA. ifeq ($(subdir),soft-fp) +ifeq ($(completely-soft),yes) +sysdep_routines += $(gcc-single-routines) $(gcc-double-routines) sim-full +endif ifeq ($(sizeof-long-double),16) powerpc-quad-routines := q_add q_cmp q_cmpe q_div q_dtoq q_feq q_fge \ q_fgt q_fle q_flt q_fne q_itoq q_mul q_neg q_qtod q_qtoi \ @@ -32,5 +35,8 @@ endif endif ifeq ($(subdir),math) +ifeq ($(completely-soft),yes) +libm-support += fenv_const fe_nomask +endif CPPFLAGS += -I../soft-fp/ endif diff --git a/sysdeps/powerpc/soft-fp/Versions b/sysdeps/powerpc/soft-fp/Versions index 5e403d5a72..4a3cbee037 100644 --- a/sysdeps/powerpc/soft-fp/Versions +++ b/sysdeps/powerpc/soft-fp/Versions @@ -1,5 +1,15 @@ libc { GLIBC_2.2 { + __sim_exceptions; __sim_disabled_exceptions; __sim_round_mode; + __adddf3; __addsf3; __divdf3; __divsf3; __eqdf2; __eqsf2; + __extendsfdf2; __fixdfdi; __fixdfsi; __fixsfdi; __fixsfsi; + __fixtfdi; __fixtfsi; + __fixunsdfdi; __fixunsdfsi; __fixunssfdi; __fixunssfsi; + __floatdidf; __floatdisf; __floatsidf; __floatsisf; + __gedf2; __gesf2; __ledf2; __lesf2; __muldf3; __mulsf3; + __negdf2; __negsf2; __sqrtdf2; __sqrtsf2; __subdf3; + __subsf3; __truncdfsf2; __trunctfsf2; + _q_add; _q_cmp; _q_cmpe; _q_div; _q_dtoq; _q_feq; _q_fge; _q_fgt; _q_fle; _q_flt; _q_fne; _q_itoq; _q_mul; _q_neg; _q_qtod; _q_qtoi; _q_qtos; _q_qtou; _q_sqrt; _q_stoq; _q_sub; diff --git a/sysdeps/powerpc/soft-fp/fclrexcpt.c b/sysdeps/powerpc/soft-fp/fclrexcpt.c new file mode 100644 index 0000000000..16e96baeaf --- /dev/null +++ b/sysdeps/powerpc/soft-fp/fclrexcpt.c @@ -0,0 +1,37 @@ +/* Clear floating-point exceptions (soft-float edition). + Copyright (C) 2002 Free Software Foundation, Inc. + Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include "soft-fp.h" +#include "soft-supp.h" + +int +__feclearexcept (int x) +{ + __sim_exceptions &= ~x; + return 0; +} + +#include <shlib-compat.h> +#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) +strong_alias (__feclearexcept, __old_feclearexcept) +compat_symbol (libm, __old_feclearexcept, feclearexcept, GLIBC_2_1); +#endif + +versioned_symbol (libm, __feclearexcept, feclearexcept, GLIBC_2_2); diff --git a/sysdeps/powerpc/soft-fp/fedisblxcpt.c b/sysdeps/powerpc/soft-fp/fedisblxcpt.c new file mode 100644 index 0000000000..3d8dd4462f --- /dev/null +++ b/sysdeps/powerpc/soft-fp/fedisblxcpt.c @@ -0,0 +1,33 @@ +/* Disable exceptions (soft-float edition). + Copyright (C) 2002 Free Software Foundation, Inc. + Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include "soft-fp.h" +#include "soft-supp.h" +#include <fenv.h> + +int +fedisableexcept (int x) +{ + int old_exceptions = ~__sim_disabled_exceptions & FE_ALL_EXCEPT; + + __sim_disabled_exceptions |= x; + + return old_exceptions; +} diff --git a/sysdeps/powerpc/soft-fp/feenablxcpt.c b/sysdeps/powerpc/soft-fp/feenablxcpt.c new file mode 100644 index 0000000000..060e450590 --- /dev/null +++ b/sysdeps/powerpc/soft-fp/feenablxcpt.c @@ -0,0 +1,33 @@ +/* Enable exceptions (soft-float edition). + Copyright (C) 2002 Free Software Foundation, Inc. + Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <fenv.h> + +extern int __sim_disabled_exceptions; + +int +feenableexcept (int exceptions) +{ + int old_exceptions = ~__sim_disabled_exceptions & FE_ALL_EXCEPT; + + __sim_disabled_exceptions &= ~exceptions; + + return old_exceptions; +} diff --git a/sysdeps/powerpc/soft-fp/fegetenv.c b/sysdeps/powerpc/soft-fp/fegetenv.c new file mode 100644 index 0000000000..3cc8b13dac --- /dev/null +++ b/sysdeps/powerpc/soft-fp/fegetenv.c @@ -0,0 +1,49 @@ +/* Store current floating-point environment (soft-float edition). + Copyright (C) 2002 Free Software Foundation, Inc. + Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include "soft-fp.h" +#include "soft-supp.h" +#include <bp-sym.h> + +extern int __sim_exceptions; +extern int __sim_disabled_exceptions; +extern int __sim_round_mode; + +int +__fegetenv (fenv_t *envp) +{ + fenv_union_t u; + + u.l[0] = __sim_exceptions; + u.l[0] |= __sim_round_mode; + u.l[1] = __sim_disabled_exceptions; + + *envp = u.fenv; + + return 0; +} + +#include <shlib-compat.h> +#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) +strong_alias (__fegetenv, __old_fegetenv) +compat_symbol (libm, BP_SYM (__old_fegetenv), BP_SYM (fegetenv), GLIBC_2_1); +#endif + +versioned_symbol (libm, BP_SYM (__fegetenv), BP_SYM (fegetenv), GLIBC_2_2); diff --git a/sysdeps/powerpc/soft-fp/fegetexcept.c b/sysdeps/powerpc/soft-fp/fegetexcept.c new file mode 100644 index 0000000000..0a47a09ac0 --- /dev/null +++ b/sysdeps/powerpc/soft-fp/fegetexcept.c @@ -0,0 +1,28 @@ +/* Get floating-point exceptions (soft-float edition). + Copyright (C) 2002 Free Software Foundation, Inc. + Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include "soft-fp.h" +#include "soft-supp.h" + +int +fegetexcept (void) +{ + return (__sim_disabled_exceptions ^ FE_ALL_EXCEPT) & FE_ALL_EXCEPT; +} diff --git a/sysdeps/powerpc/soft-fp/fegetround.c b/sysdeps/powerpc/soft-fp/fegetround.c new file mode 100644 index 0000000000..0d01e4411f --- /dev/null +++ b/sysdeps/powerpc/soft-fp/fegetround.c @@ -0,0 +1,29 @@ +/* Return current rounding mode (soft-float edition). + Copyright (C) 2002 Free Software Foundation, Inc. + Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include "soft-fp.h" +#include "soft-supp.h" + +#undef fegetround +int +fegetround (void) +{ + return __sim_round_mode; +} diff --git a/sysdeps/powerpc/soft-fp/feholdexcpt.c b/sysdeps/powerpc/soft-fp/feholdexcpt.c new file mode 100644 index 0000000000..786c691a4b --- /dev/null +++ b/sysdeps/powerpc/soft-fp/feholdexcpt.c @@ -0,0 +1,43 @@ +/* Store current floating-point environment and clear exceptions + (soft-float edition). + Copyright (C) 2002 Free Software Foundation, Inc. + Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include "soft-fp.h" +#include "soft-supp.h" + +int +feholdexcept (fenv_t *envp) +{ + fenv_union_t u; + + /* Get the current state. */ + fegetenv (envp); + + u.fenv = *envp; + /* Clear everything except the rounding mode. */ + u.l[0] &= 0x3; + + /* ?? Should we clear the disabled exceptions as well ?? */ + + /* Put the new state in effect. */ + fesetenv (envp); + + return 0; +} diff --git a/sysdeps/powerpc/soft-fp/fenv_const.c b/sysdeps/powerpc/soft-fp/fenv_const.c new file mode 100644 index 0000000000..7dc2e817c8 --- /dev/null +++ b/sysdeps/powerpc/soft-fp/fenv_const.c @@ -0,0 +1,35 @@ +/* Constants for fenv_bits.h (soft float edition). + Copyright (C) 2002 Free Software Foundation, Inc. + Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +/* We want to specify the bit pattern of the __fe_*_env constants, so + pretend they're really `long long' instead of `double'. */ + +/* If the default argument is used we use this value. Disable all + signalling exceptions as default. */ +const unsigned long long __fe_dfl_env __attribute__ ((aligned (8))) = +0x000000003e000000ULL; + +/* Floating-point environment where none of the exceptions are masked. */ +const unsigned long long __fe_enabled_env __attribute__ ((aligned (8))) = +0xfff80000000000f8ULL; + +/* Floating-point environment with the NI bit set. */ +const unsigned long long __fe_nonieee_env __attribute__ ((aligned (8))) = +0xfff8000000000004ULL; diff --git a/sysdeps/powerpc/soft-fp/fesetenv.c b/sysdeps/powerpc/soft-fp/fesetenv.c new file mode 100644 index 0000000000..43d03a45e2 --- /dev/null +++ b/sysdeps/powerpc/soft-fp/fesetenv.c @@ -0,0 +1,48 @@ +/* Set floating point environment (soft-float edition). + Copyright (C) 2002 Free Software Foundation, Inc. + Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include "soft-fp.h" +#include "soft-supp.h" +#include <bp-sym.h> + +extern int __sim_exceptions attribute_hidden; +extern int __sim_disabled_exceptions attribute_hidden; +extern int __sim_round_mode attribute_hidden; + +int +__fesetenv (const fenv_t *envp) +{ + fenv_union_t u; + + u.fenv = *envp; + __sim_exceptions = u.l[0] & FE_ALL_EXCEPT; + __sim_round_mode = u.l[0] & 0x3; + __sim_disabled_exceptions = u.l[1]; + return 0; +} + +#include <shlib-compat.h> +#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) +strong_alias (__fesetenv, __old_fesetenv) +compat_symbol (libm, BP_SYM (__old_fesetenv), BP_SYM (fesetenv), GLIBC_2_1); +#endif + +libm_hidden_ver (__fesetenv, fesetenv) +versioned_symbol (libm, BP_SYM (__fesetenv), BP_SYM (fesetenv), GLIBC_2_2); diff --git a/sysdeps/powerpc/soft-fp/fesetround.c b/sysdeps/powerpc/soft-fp/fesetround.c new file mode 100644 index 0000000000..842614a974 --- /dev/null +++ b/sysdeps/powerpc/soft-fp/fesetround.c @@ -0,0 +1,33 @@ +/* Set rounding mode (soft-float edition). + Copyright (C) 2002 Free Software Foundation, Inc. + Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include "soft-fp.h" +#include "soft-supp.h" + +int +fesetround (int round) +{ + if ((unsigned int) round > FE_DOWNWARD) + return 1; + + __sim_round_mode = round; + + return 0; +} diff --git a/sysdeps/powerpc/soft-fp/feupdateenv.c b/sysdeps/powerpc/soft-fp/feupdateenv.c new file mode 100644 index 0000000000..5073776e7d --- /dev/null +++ b/sysdeps/powerpc/soft-fp/feupdateenv.c @@ -0,0 +1,50 @@ +/* Install given floating-point environment and raise exceptions + (soft-float edition). + Copyright (C) 2002 Free Software Foundation, Inc. + Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include "soft-fp.h" +#include "soft-supp.h" +#include <bp-sym.h> + +int +__feupdateenv (const fenv_t *envp) +{ + fenv_union_t u; + int saved_exceptions; + + /* Save currently set exceptions. */ + saved_exceptions = __sim_exceptions; + + /* Set environment. */ + fesetenv (envp); + + /* Raise old exceptions. */ + __sim_exceptions |= saved_exceptions; + + return 0; +} + +#include <shlib-compat.h> +#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) +strong_alias (__feupdateenv, __old_feupdateenv) +compat_symbol (libm, BP_SYM (__old_feupdateenv), BP_SYM (feupdateenv), GLIBC_2_1); +#endif + +versioned_symbol (libm, BP_SYM (__feupdateenv), BP_SYM (feupdateenv), GLIBC_2_2); diff --git a/sysdeps/powerpc/soft-fp/fgetexcptflg.c b/sysdeps/powerpc/soft-fp/fgetexcptflg.c new file mode 100644 index 0000000000..9d4f078d23 --- /dev/null +++ b/sysdeps/powerpc/soft-fp/fgetexcptflg.c @@ -0,0 +1,38 @@ +/* Store current representation for exceptions (soft-float edition). + Copyright (C) 2002 Free Software Foundation, Inc. + Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include "soft-fp.h" +#include "soft-supp.h" +#include <bp-sym.h> + +__fegetexceptflag (fexcept_t *flagp, int excepts) +{ + *flagp = (fexcept_t) __sim_exceptions; + + return 0; +} + +#include <shlib-compat.h> +#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) +strong_alias (__fegetexceptflag, __old_fegetexceptflag) +compat_symbol (libm, BP_SYM (__old_fegetexceptflag), BP_SYM (fegetexceptflag), GLIBC_2_1); +#endif + +versioned_symbol (libm, BP_SYM (__fegetexceptflag), BP_SYM (fegetexceptflag), GLIBC_2_2); diff --git a/sysdeps/powerpc/soft-fp/fraiseexcpt.c b/sysdeps/powerpc/soft-fp/fraiseexcpt.c new file mode 100644 index 0000000000..cd915027e1 --- /dev/null +++ b/sysdeps/powerpc/soft-fp/fraiseexcpt.c @@ -0,0 +1,46 @@ +/* Raise given exceptions (soft-float edition). + Copyright (C) 2002 Free Software Foundation, Inc. + Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include "soft-fp.h" +#include "soft-supp.h" +#include <signal.h> +#include <bp-sym.h> + +#undef feraiseexcept +int +__feraiseexcept (int x) +{ + __sim_exceptions |= x; + if (x == 0 || __sim_disabled_exceptions & x) + /* Ignore exception. */ + ; + else + raise (SIGFPE); + return 0; +} + +#include <shlib-compat.h> +#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) +strong_alias (__feraiseexcept, __old_feraiseexcept) +compat_symbol (libm, BP_SYM (__old_feraiseexcept), BP_SYM (feraiseexcept), GLIBC_2_1); +#endif + +libm_hidden_ver (__feraiseexcept, feraiseexcept) +versioned_symbol (libm, BP_SYM (__feraiseexcept), BP_SYM (feraiseexcept), GLIBC_2_2); diff --git a/sysdeps/powerpc/soft-fp/fsetexcptflg.c b/sysdeps/powerpc/soft-fp/fsetexcptflg.c new file mode 100644 index 0000000000..85fd88f01f --- /dev/null +++ b/sysdeps/powerpc/soft-fp/fsetexcptflg.c @@ -0,0 +1,40 @@ +/* Set floating-point environment exception handling (soft-float edition). + Copyright (C) 2002 Free Software Foundation, Inc. + Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include "soft-fp.h" +#include "soft-supp.h" +#include <bp-sym.h> + +int +__fesetexceptflag(const fexcept_t *flagp, int excepts) +{ + /* Ignore exceptions not listed in 'excepts'. */ + __sim_exceptions = *flagp & excepts; + + return 0; +} + +#include <shlib-compat.h> +#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) +strong_alias (__fesetexceptflag, __old_fesetexceptflag) +compat_symbol (libm, BP_SYM (__old_fesetexceptflag), BP_SYM (fesetexceptflag), GLIBC_2_1); +#endif + +versioned_symbol (libm, BP_SYM (__fesetexceptflag), BP_SYM (fesetexceptflag), GLIBC_2_2); diff --git a/sysdeps/powerpc/soft-fp/ftestexcept.c b/sysdeps/powerpc/soft-fp/ftestexcept.c new file mode 100644 index 0000000000..ce8044fe0a --- /dev/null +++ b/sysdeps/powerpc/soft-fp/ftestexcept.c @@ -0,0 +1,28 @@ +/* Test floating-point exceptions (soft-float edition). + Copyright (C) 2002 Free Software Foundation, Inc. + Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include "soft-fp.h" +#include "soft-supp.h" + +int +fetestexcept (int x) +{ + return __sim_exceptions & x; +} diff --git a/sysdeps/powerpc/soft-fp/libm-test-ulps b/sysdeps/powerpc/soft-fp/libm-test-ulps new file mode 100644 index 0000000000..e2091f8a15 --- /dev/null +++ b/sysdeps/powerpc/soft-fp/libm-test-ulps @@ -0,0 +1,890 @@ +# Begin of automatic generation + +# atan2 +Test "atan2 (-0.75, -1.0) == -2.49809154479650885165983415456218025": +float: 3 +ifloat: 3 +Test "atan2 (0.75, -1.0) == 2.49809154479650885165983415456218025": +float: 3 +ifloat: 3 +Test "atan2 (1.390625, 0.9296875) == 0.981498387184244311516296577615519772": +float: 1 +ifloat: 1 + +# atanh +Test "atanh (0.75) == 0.972955074527656652552676371721589865": +float: 1 +ifloat: 1 + +# cacosh +Test "Real part of: cacosh (-2 - 3 i) == -1.9833870299165354323470769028940395 + 2.1414491111159960199416055713254211 i": +double: 1 +float: 7 +idouble: 1 +ifloat: 7 +Test "Imaginary part of: cacosh (-2 - 3 i) == -1.9833870299165354323470769028940395 + 2.1414491111159960199416055713254211 i": +double: 1 +float: 3 +idouble: 1 +ifloat: 3 + +# casin +Test "Real part of: casin (0.75 + 1.25 i) == 0.453276177638793913448921196101971749 + 1.13239363160530819522266333696834467 i": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +# casinh +Test "Real part of: casinh (-2 - 3 i) == -1.9686379257930962917886650952454982 - 0.96465850440760279204541105949953237 i": +double: 5 +float: 1 +idouble: 5 +ifloat: 1 +Test "Imaginary part of: casinh (-2 - 3 i) == -1.9686379257930962917886650952454982 - 0.96465850440760279204541105949953237 i": +double: 3 +float: 6 +idouble: 3 +ifloat: 6 +Test "Real part of: casinh (0.75 + 1.25 i) == 1.03171853444778027336364058631006594 + 0.911738290968487636358489564316731207 i": +float: 1 +ifloat: 1 +Test "Imaginary part of: casinh (0.75 + 1.25 i) == 1.03171853444778027336364058631006594 + 0.911738290968487636358489564316731207 i": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +# catan +Test "Real part of: catan (-2 - 3 i) == -1.4099210495965755225306193844604208 - 0.22907268296853876629588180294200276 i": +float: 3 +ifloat: 3 +Test "Imaginary part of: catan (-2 - 3 i) == -1.4099210495965755225306193844604208 - 0.22907268296853876629588180294200276 i": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: catan (0.75 + 1.25 i) == 1.10714871779409050301706546017853704 + 0.549306144334054845697622618461262852 i": +float: 4 +ifloat: 4 + +# catanh +Test "Real part of: catanh (-2 - 3 i) == -0.14694666622552975204743278515471595 - 1.3389725222944935611241935759091443 i": +double: 4 +idouble: 4 +Test "Imaginary part of: catanh (-2 - 3 i) == -0.14694666622552975204743278515471595 - 1.3389725222944935611241935759091443 i": +float: 4 +ifloat: 4 +Test "Real part of: catanh (0.75 + 1.25 i) == 0.261492138795671927078652057366532140 + 0.996825126463918666098902241310446708 i": +double: 1 +idouble: 1 +Test "Imaginary part of: catanh (0.75 + 1.25 i) == 0.261492138795671927078652057366532140 + 0.996825126463918666098902241310446708 i": +float: 6 +ifloat: 6 + +# cbrt +Test "cbrt (-27.0) == -3.0": +double: 1 +idouble: 1 +Test "cbrt (0.75) == 0.908560296416069829445605878163630251": +double: 1 +idouble: 1 +Test "cbrt (0.9921875) == 0.997389022060725270579075195353955217": +double: 1 +idouble: 1 + +# ccos +Test "Imaginary part of: ccos (-2 - 3 i) == -4.1896256909688072301 - 9.1092278937553365979 i": +float: 1 +ifloat: 1 +Test "Real part of: ccos (0.75 + 1.25 i) == 1.38173873063425888530729933139078645 - 1.09193013555397466170919531722024128 i": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ccos (0.75 + 1.25 i) == 1.38173873063425888530729933139078645 - 1.09193013555397466170919531722024128 i": +float: 1 +ifloat: 1 + +# ccosh +Test "Real part of: ccosh (-2 - 3 i) == -3.7245455049153225654 + 0.5118225699873846088 i": +float: 1 +ifloat: 1 +Test "Imaginary part of: ccosh (-2 - 3 i) == -3.7245455049153225654 + 0.5118225699873846088 i": +float: 1 +ifloat: 1 +Test "Real part of: ccosh (0.75 + 1.25 i) == 0.408242591877968807788852146397499084 + 0.780365930845853240391326216300863152 i": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ccosh (0.75 + 1.25 i) == 0.408242591877968807788852146397499084 + 0.780365930845853240391326216300863152 i": +float: 1 +ifloat: 1 + +# cexp +Test "Imaginary part of: cexp (-2.0 - 3.0 i) == -0.13398091492954261346140525546115575 - 0.019098516261135196432576240858800925 i": +float: 1 +ifloat: 1 +Test "Real part of: cexp (0.75 + 1.25 i) == 0.667537446429131586942201977015932112 + 2.00900045494094876258347228145863909 i": +float: 1 +ifloat: 1 + +# clog +Test "Imaginary part of: clog (-2 - 3 i) == 1.2824746787307683680267437207826593 - 2.1587989303424641704769327722648368 i": +float: 3 +ifloat: 3 +Test "Real part of: clog (0.75 + 1.25 i) == 0.376885901188190075998919126749298416 + 1.03037682652431246378774332703115153 i": +float: 1 +ifloat: 1 + +# clog10 +Test "Imaginary part of: clog10 (-0 + inf i) == inf + pi/2*log10(e) i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (-0 - inf i) == inf - pi/2*log10(e) i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (-2 - 3 i) == 0.5569716761534183846 - 0.9375544629863747085 i": +double: 1 +float: 5 +idouble: 1 +ifloat: 5 +Test "Imaginary part of: clog10 (-3 + inf i) == inf + pi/2*log10(e) i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (-3 - inf i) == inf - pi/2*log10(e) i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (-inf + 0 i) == inf + pi*log10(e) i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (-inf + 1 i) == inf + pi*log10(e) i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (-inf - 0 i) == inf - pi*log10(e) i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (-inf - 1 i) == inf - pi*log10(e) i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (0 + inf i) == inf + pi/2*log10(e) i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (0 - inf i) == inf - pi/2*log10(e) i": +float: 1 +ifloat: 1 +Test "Real part of: clog10 (0.75 + 1.25 i) == 0.163679467193165171449476605077428975 + 0.447486970040493067069984724340855636 i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (3 + inf i) == inf + pi/2*log10(e) i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (3 - inf i) == inf - pi/2*log10(e) i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (inf + inf i) == inf + pi/4*log10(e) i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (inf - inf i) == inf - pi/4*log10(e) i": +float: 1 +ifloat: 1 + +# cos +Test "cos (M_PI_6l * 2.0) == 0.5": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos (M_PI_6l * 4.0) == -0.5": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "cos (pi/2) == 0": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +# cpow +Test "Real part of: cpow (0.75 + 1.25 i, 0.0 + 1.0 i) == 0.331825439177608832276067945276730566 + 0.131338600281188544930936345230903032 i": +float: 1 +ifloat: 1 +Test "Imaginary part of: cpow (0.75 + 1.25 i, 0.0 + 1.0 i) == 0.331825439177608832276067945276730566 + 0.131338600281188544930936345230903032 i": +float: 1 +ifloat: 1 +Test "Real part of: cpow (0.75 + 1.25 i, 0.75 + 1.25 i) == 0.117506293914473555420279832210420483 + 0.346552747708338676483025352060418001 i": +double: 1 +float: 4 +idouble: 1 +ifloat: 4 +Test "Real part of: cpow (0.75 + 1.25 i, 1.0 + 1.0 i) == 0.0846958290317209430433805274189191353 + 0.513285749182902449043287190519090481 i": +double: 2 +float: 3 +idouble: 2 +ifloat: 3 +Test "Real part of: cpow (2 + 3 i, 4 + 0 i) == -119.0 - 120.0 i": +double: 1 +float: 4 +idouble: 1 +ifloat: 4 +Test "Imaginary part of: cpow (2 + 3 i, 4 + 0 i) == -119.0 - 120.0 i": +float: 2 +ifloat: 2 +Test "Imaginary part of: cpow (e + 0 i, 0 + 2 * M_PIl i) == 1.0 + 0.0 i": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 + +# csinh +Test "Imaginary part of: csinh (-2 - 3 i) == 3.5905645899857799520 - 0.5309210862485198052 i": +double: 1 +idouble: 1 +Test "Real part of: csinh (0.75 + 1.25 i) == 0.259294854551162779153349830618433028 + 1.22863452409509552219214606515777594 i": +float: 1 +ifloat: 1 +Test "Imaginary part of: csinh (0.75 + 1.25 i) == 0.259294854551162779153349830618433028 + 1.22863452409509552219214606515777594 i": +float: 1 +ifloat: 1 + +# csqrt +Test "Real part of: csqrt (-2 + 3 i) == 0.89597747612983812471573375529004348 + 1.6741492280355400404480393008490519 i": +float: 1 +ifloat: 1 +Test "Real part of: csqrt (-2 - 3 i) == 0.89597747612983812471573375529004348 - 1.6741492280355400404480393008490519 i": +float: 1 +ifloat: 1 + +# ctan +Test "Real part of: ctan (-2 - 3 i) == 0.0037640256415042482 - 1.0032386273536098014 i": +double: 1 +idouble: 1 +Test "Imaginary part of: ctan (0.75 + 1.25 i) == 0.160807785916206426725166058173438663 + 0.975363285031235646193581759755216379 i": +double: 1 +idouble: 1 + +# ctanh +Test "Real part of: ctanh (-2 - 3 i) == -0.9653858790221331242 + 0.0098843750383224937 i": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 +Test "Imaginary part of: ctanh (0 + pi/4 i) == 0.0 + 1.0 i": +float: 1 +ifloat: 1 +Test "Real part of: ctanh (0.75 + 1.25 i) == 1.37260757053378320258048606571226857 + 0.385795952609750664177596760720790220 i": +double: 1 +idouble: 1 + +# erf +Test "erf (1.25) == 0.922900128256458230136523481197281140": +double: 1 +idouble: 1 + +# erfc +Test "erfc (2.0) == 0.00467773498104726583793074363274707139": +double: 1 +idouble: 1 +Test "erfc (4.125) == 0.542340079956506600531223408575531062e-8": +double: 1 +idouble: 1 + +# exp10 +Test "exp10 (-1) == 0.1": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "exp10 (0.75) == 5.62341325190349080394951039776481231": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "exp10 (3) == 1000": +double: 6 +float: 2 +idouble: 6 +ifloat: 2 + +# expm1 +Test "expm1 (0.75) == 1.11700001661267466854536981983709561": +double: 1 +idouble: 1 +Test "expm1 (1) == M_El - 1.0": +float: 1 +ifloat: 1 + +# hypot +Test "hypot (-0.7, -12.4) == 12.419742348374220601176836866763271": +float: 1 +ifloat: 1 +Test "hypot (-0.7, 12.4) == 12.419742348374220601176836866763271": +float: 1 +ifloat: 1 +Test "hypot (-12.4, -0.7) == 12.419742348374220601176836866763271": +float: 1 +ifloat: 1 +Test "hypot (-12.4, 0.7) == 12.419742348374220601176836866763271": +float: 1 +ifloat: 1 +Test "hypot (0.7, -12.4) == 12.419742348374220601176836866763271": +float: 1 +ifloat: 1 +Test "hypot (0.7, 12.4) == 12.419742348374220601176836866763271": +float: 1 +ifloat: 1 +Test "hypot (12.4, -0.7) == 12.419742348374220601176836866763271": +float: 1 +ifloat: 1 +Test "hypot (12.4, 0.7) == 12.419742348374220601176836866763271": +float: 1 +ifloat: 1 + +# j0 +Test "j0 (-4.0) == -3.9714980986384737228659076845169804197562E-1": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "j0 (0.75) == 0.864242275166648623555731103820923211": +float: 1 +ifloat: 1 +Test "j0 (10.0) == -0.245935764451348335197760862485328754": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "j0 (2.0) == 0.223890779141235668051827454649948626": +float: 2 +ifloat: 2 +Test "j0 (4.0) == -3.9714980986384737228659076845169804197562E-1": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "j0 (8.0) == 0.171650807137553906090869407851972001": +float: 1 +ifloat: 1 + +# j1 +Test "j1 (10.0) == 0.0434727461688614366697487680258592883": +float: 2 +ifloat: 2 +Test "j1 (2.0) == 0.576724807756873387202448242269137087": +double: 1 +idouble: 1 +Test "j1 (8.0) == 0.234636346853914624381276651590454612": +double: 1 +idouble: 1 + +# jn +Test "jn (0, -4.0) == -3.9714980986384737228659076845169804197562E-1": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "jn (0, 0.75) == 0.864242275166648623555731103820923211": +float: 1 +ifloat: 1 +Test "jn (0, 10.0) == -0.245935764451348335197760862485328754": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "jn (0, 2.0) == 0.223890779141235668051827454649948626": +float: 2 +ifloat: 2 +Test "jn (0, 4.0) == -3.9714980986384737228659076845169804197562E-1": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "jn (0, 8.0) == 0.171650807137553906090869407851972001": +float: 1 +ifloat: 1 +Test "jn (1, 10.0) == 0.0434727461688614366697487680258592883": +float: 2 +ifloat: 2 +Test "jn (1, 2.0) == 0.576724807756873387202448242269137087": +double: 1 +idouble: 1 +Test "jn (1, 8.0) == 0.234636346853914624381276651590454612": +double: 1 +idouble: 1 +Test "jn (10, 0.125) == 0.250543369809369890173993791865771547e-18": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "jn (10, 0.75) == 0.149621713117596814698712483621682835e-10": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "jn (10, 10.0) == 0.207486106633358857697278723518753428": +double: 4 +float: 3 +idouble: 4 +ifloat: 3 +Test "jn (10, 2.0) == 0.251538628271673670963516093751820639e-6": +float: 4 +ifloat: 4 +Test "jn (3, 0.125) == 0.406503832554912875023029337653442868e-4": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "jn (3, 0.75) == 0.848438342327410884392755236884386804e-2": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "jn (3, 10.0) == 0.0583793793051868123429354784103409563": +double: 3 +float: 1 +idouble: 3 +ifloat: 1 +Test "jn (3, 2.0) == 0.128943249474402051098793332969239835": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +# lgamma +Test "lgamma (0.7) == 0.26086724653166651439": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "lgamma (1.2) == -0.853740900033158497197e-1": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +# log10 +Test "log10 (0.75) == -0.124938736608299953132449886193870744": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 +Test "log10 (e) == log10(e)": +float: 1 +ifloat: 1 + +# log1p +Test "log1p (-0.25) == -0.287682072451780927439219005993827432": +float: 1 +ifloat: 1 + +# sincos +Test "sincos (M_PI_6l*2.0, &sin_res, &cos_res) puts 0.5 in cos_res": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "sincos (M_PI_6l*2.0, &sin_res, &cos_res) puts 0.86602540378443864676372317075293616 in sin_res": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "sincos (pi/2, &sin_res, &cos_res) puts 0 in cos_res": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "sincos (pi/6, &sin_res, &cos_res) puts 0.86602540378443864676372317075293616 in cos_res": +float: 1 +ifloat: 1 + +# tan +Test "tan (pi/4) == 1": +double: 1 +idouble: 1 + +# tgamma +Test "tgamma (-0.5) == -2 sqrt (pi)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tgamma (0.5) == sqrt (pi)": +float: 1 +ifloat: 1 +Test "tgamma (0.7) == 1.29805533264755778568": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +# y0 +Test "y0 (1.0) == 0.0882569642156769579829267660235151628": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "y0 (1.5) == 0.382448923797758843955068554978089862": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "y0 (10.0) == 0.0556711672835993914244598774101900481": +float: 1 +ifloat: 1 +Test "y0 (8.0) == 0.223521489387566220527323400498620359": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +# y1 +Test "y1 (0.125) == -5.19993611253477499595928744876579921": +double: 1 +idouble: 1 +Test "y1 (1.5) == -0.412308626973911295952829820633445323": +float: 1 +ifloat: 1 +Test "y1 (10.0) == 0.249015424206953883923283474663222803": +double: 3 +float: 1 +idouble: 3 +ifloat: 1 +Test "y1 (2.0) == -0.107032431540937546888370772277476637": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "y1 (8.0) == -0.158060461731247494255555266187483550": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +# yn +Test "yn (0, 1.0) == 0.0882569642156769579829267660235151628": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "yn (0, 1.5) == 0.382448923797758843955068554978089862": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "yn (0, 10.0) == 0.0556711672835993914244598774101900481": +float: 1 +ifloat: 1 +Test "yn (0, 8.0) == 0.223521489387566220527323400498620359": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "yn (1, 0.125) == -5.19993611253477499595928744876579921": +double: 1 +idouble: 1 +Test "yn (1, 1.5) == -0.412308626973911295952829820633445323": +float: 1 +ifloat: 1 +Test "yn (1, 10.0) == 0.249015424206953883923283474663222803": +double: 3 +float: 1 +idouble: 3 +ifloat: 1 +Test "yn (1, 2.0) == -0.107032431540937546888370772277476637": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "yn (1, 8.0) == -0.158060461731247494255555266187483550": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 +Test "yn (10, 0.125) == -127057845771019398.252538486899753195": +double: 1 +idouble: 1 +Test "yn (10, 0.75) == -2133501638.90573424452445412893839236": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "yn (10, 1.0) == -121618014.278689189288130426667971145": +double: 1 +idouble: 1 +Test "yn (10, 10.0) == -0.359814152183402722051986577343560609": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "yn (10, 2.0) == -129184.542208039282635913145923304214": +double: 2 +idouble: 2 +Test "yn (3, 0.125) == -2612.69757350066712600220955744091741": +double: 1 +idouble: 1 +Test "yn (3, 0.75) == -12.9877176234475433186319774484809207": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "yn (3, 10.0) == -0.251362657183837329779204747654240998": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "yn (3, 2.0) == -1.12778377684042778608158395773179238": +double: 1 +idouble: 1 + +# Maximal error of functions: +Function: "atan2": +float: 3 +ifloat: 3 + +Function: "atanh": +float: 1 +ifloat: 1 + +Function: Real part of "cacosh": +double: 1 +float: 7 +idouble: 1 +ifloat: 7 + +Function: Imaginary part of "cacosh": +double: 1 +float: 3 +idouble: 1 +ifloat: 3 + +Function: Real part of "casin": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Real part of "casinh": +double: 5 +float: 1 +idouble: 5 +ifloat: 1 + +Function: Imaginary part of "casinh": +double: 3 +float: 6 +idouble: 3 +ifloat: 6 + +Function: Real part of "catan": +float: 4 +ifloat: 4 + +Function: Imaginary part of "catan": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Real part of "catanh": +double: 4 +idouble: 4 + +Function: Imaginary part of "catanh": +float: 6 +ifloat: 6 + +Function: "cbrt": +double: 1 +idouble: 1 + +Function: Real part of "ccos": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Imaginary part of "ccos": +float: 1 +ifloat: 1 + +Function: Real part of "ccosh": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Imaginary part of "ccosh": +float: 1 +ifloat: 1 + +Function: Real part of "cexp": +float: 1 +ifloat: 1 + +Function: Imaginary part of "cexp": +float: 1 +ifloat: 1 + +Function: Real part of "clog": +float: 1 +ifloat: 1 + +Function: Imaginary part of "clog": +float: 3 +ifloat: 3 + +Function: Real part of "clog10": +float: 1 +ifloat: 1 + +Function: Imaginary part of "clog10": +double: 1 +float: 5 +idouble: 1 +ifloat: 5 + +Function: "cos": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 + +Function: Real part of "cpow": +double: 2 +float: 4 +idouble: 2 +ifloat: 4 + +Function: Imaginary part of "cpow": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 + +Function: Real part of "csinh": +float: 1 +ifloat: 1 + +Function: Imaginary part of "csinh": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Real part of "csqrt": +float: 1 +ifloat: 1 + +Function: Real part of "ctan": +double: 1 +idouble: 1 + +Function: Imaginary part of "ctan": +double: 1 +idouble: 1 + +Function: Real part of "ctanh": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: Imaginary part of "ctanh": +float: 1 +ifloat: 1 + +Function: "erf": +double: 1 +idouble: 1 + +Function: "erfc": +double: 1 +idouble: 1 + +Function: "exp10": +double: 6 +float: 2 +idouble: 6 +ifloat: 2 + +Function: "expm1": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "hypot": +float: 1 +ifloat: 1 + +Function: "j0": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 + +Function: "j1": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: "jn": +double: 4 +float: 4 +idouble: 4 +ifloat: 4 + +Function: "lgamma": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: "log10": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: "log1p": +float: 1 +ifloat: 1 + +Function: "sincos": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "tan": +double: 1 +idouble: 1 + +Function: "tgamma": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "y0": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 + +Function: "y1": +double: 3 +float: 2 +idouble: 3 +ifloat: 2 + +Function: "yn": +double: 3 +float: 2 +idouble: 3 +ifloat: 2 + +# end of automatic generation diff --git a/sysdeps/powerpc/soft-fp/sfp-machine.h b/sysdeps/powerpc/soft-fp/sfp-machine.h index 6d68f01ca3..637dd980b6 100644 --- a/sysdeps/powerpc/soft-fp/sfp-machine.h +++ b/sysdeps/powerpc/soft-fp/sfp-machine.h @@ -10,7 +10,7 @@ #define _FP_MUL_MEAT_Q(R,X,Y) \ _FP_MUL_MEAT_4_wide(_FP_WFRACBITS_Q,R,X,Y,umul_ppmm) -#define _FP_DIV_MEAT_S(R,X,Y) _FP_DIV_MEAT_1_udiv(S,R,X,Y) +#define _FP_DIV_MEAT_S(R,X,Y) _FP_DIV_MEAT_1_loop(S,R,X,Y) #define _FP_DIV_MEAT_D(R,X,Y) _FP_DIV_MEAT_2_udiv(D,R,X,Y) #define _FP_DIV_MEAT_Q(R,X,Y) _FP_DIV_MEAT_4_udiv(Q,R,X,Y) @@ -40,9 +40,19 @@ R##_c = FP_CLS_NAN; \ } while (0) -/* Exception flags. */ -#define FP_EX_INVALID (1 << 4) -#define FP_EX_OVERFLOW (1 << 3) -#define FP_EX_UNDERFLOW (1 << 2) -#define FP_EX_DIVZERO (1 << 1) -#define FP_EX_INEXACT (1 << 0) +/* Exception flags. We use the bit positions of the appropriate bits + in the FPSCR, which also correspond to the FE_* bits. This makes + everything easier ;-). */ +#define FP_EX_INVALID (1 << (31 - 2)) +#define FP_EX_OVERFLOW (1 << (31 - 3)) +#define FP_EX_UNDERFLOW (1 << (31 - 4)) +#define FP_EX_DIVZERO (1 << (31 - 5)) +#define FP_EX_INEXACT (1 << (31 - 6)) + +#define FP_HANDLE_EXCEPTIONS __simulate_exceptions (_fex) +#define FP_ROUNDMODE __sim_round_mode + +extern int __sim_exceptions attribute_hidden; +extern int __sim_disabled_exceptions attribute_hidden; +extern int __sim_round_mode attribute_hidden; +extern void __simulate_exceptions (int x) attribute_hidden; diff --git a/sysdeps/powerpc/soft-fp/sim-full.c b/sysdeps/powerpc/soft-fp/sim-full.c new file mode 100644 index 0000000000..9f4c96ff20 --- /dev/null +++ b/sysdeps/powerpc/soft-fp/sim-full.c @@ -0,0 +1,42 @@ +/* Software floating-point exception handling emulation. + Copyright (C) 2002 Free Software Foundation, Inc. + Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <signal.h> +#include "soft-fp.h" +#include "soft-supp.h" + +/* Global to store sticky exceptions. */ +int __sim_exceptions; + +/* By default, no exceptions should trap. */ +int __sim_disabled_exceptions = 0xffffffff; + +int __sim_round_mode; + +void +__simulate_exceptions (int x) +{ + __sim_exceptions |= x; + if (x == 0 || __sim_disabled_exceptions & x) + /* Ignore exception. */ + ; + else + raise (SIGFPE); +} |