Backport of the following patches: commit 4393fc119c34e97519b9b7a4fc94066b283be452 Author: Adhemerval Zanella Date: Thu Feb 27 09:45:41 2014 -0600 PowerPC: Optimized isinf/isinff for POWER8 This patch add a optimized isinf/isinff implementation for POWER8 using the new Move From VSR Doubleword instruction to gains some cycles from FP to GRP register move. ChangeLog: 2014-02-27 Adhemerval Zanella * sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile: Add isinf power8 implementation. * sysdeps/powerpc/powerpc64/fpu/multiarch/s_isinf-power8.S: New file: POWER8 isinf ifunc implementation. * sysdeps/powerpc/powerpc64/fpu/multiarch/s_isinf.c (__isinf): Add POWER8 implementation. * sysdeps/powerpc/powerpc64/fpu/multiarch/s_isinff.c (__isinff): Likewise. * sysdeps/powerpc/powerpc64/power8/fpu/s_isinf.S: New file: POWER8 isinf implementation. * sysdeps/powerpc/powerpc64/power8/fpu/s_isinff.S: New file. commit cac626d60a863e48ab75417064984769e58c5719 Author: Adhemerval Zanella Date: Thu Feb 27 09:46:46 2014 -0600 PowerPC: Optimized finite/finitef for POWER8 This patch add a optimized finite/finitef implementation for POWER8 using the new Move From VSR Doubleword instruction to gains some cycles from FP to GRP register move. ChangeLog: 2014-02-27 Adhemerval Zanella * sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile: Add finite power8 implementation. * sysdeps/powerpc/powerpc64/fpu/multiarch/s_finite-power8.S: New file: POWER8 finite ifunc implementation. * sysdeps/powerpc/powerpc64/fpu/multiarch/s_finite.c (__finite): Add POWER8 implementation. * sysdeps/powerpc/powerpc64/fpu/multiarch/s_finitef.c (__finitef): Likewise. * sysdeps/powerpc/powerpc64/power8/fpu/s_finite.S: New file: POWER8 finite implementation. * sysdeps/powerpc/powerpc64/power8/fpu/s_finitef.S: New file. commit 1ad8950a3ea4056ed343d681b5146f4b4aa27e10 Author: Adhemerval Zanella Date: Tue Feb 18 09:29:29 2014 -0500 PowerPC: llrint/llrintf POWER8 optimization This patch add a optimized llrint/llrintf implementation for POWER8 using the new Move From VSR Doubleword instruction to gains some cycles from FP to GRP register move. ChangeLog: 2014-02-27 Adhemerval Zanella * sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile: Add llrint power8 implementation. * sysdeps/powerpc/powerpc64/fpu/multiarch/s_llrint-power8.S: New file: POWER8 llrint ifunc implementation. * sysdeps/powerpc/powerpc64/fpu/multiarch/s_llrint.c (__lllrint): Add POWER8 implementation. * sysdeps/powerpc/powerpc64/power8/fpu/s_llrint.S: New file: POWER8 llrint implementation. commit fe13a20c37578f08ce393ccaeb45caeb48815ca5 Author: Adhemerval Zanella Date: Mon Feb 17 10:44:08 2014 -0600 PowerPC: llround/llroundf POWER8 optimization This patch add a optimized llround/llroundf implementation for POWER8 using the new Move From VSR Doubleword instruction to gains some cycles from FP to GRP register move. ChangeLog: 2014-02-27 Adhemerval Zanella * sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile: Add llround power8 implementation. * sysdeps/powerpc/powerpc64/fpu/multiarch/s_llround-power8.S: New file: POWER8 llround ifunc implementation. * sysdeps/powerpc/powerpc64/fpu/multiarch/s_llround.c (__lllround): Add POWER8 implementation. * sysdeps/powerpc/powerpc64/power8/fpu/s_llround.S: New file: POWER8 llround implementation. commit 757d9dd5c3efa56fac75965abc014faaae7b7895 Author: Adhemerval Zanella Date: Mon Mar 31 08:00:38 2014 -0500 PowerPC: Fix little endian enconding for mfvsrd This patch fixes the MFVSRD_R3_V1 macro that encodes 'mfvsrd r3,vs1' (to support old binutils) for little endian. diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile b/sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile index 4cd1c5d..3e2127b 100644 --- a/sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile +++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile @@ -4,7 +4,8 @@ sysdep_routines += s_isnan-power7 s_isnan-power6x s_isnan-power6 \ s_copysign-ppc64 s_finite-power7 s_finite-ppc64 \ s_finitef-ppc64 s_isinff-ppc64 s_isinf-power7 \ s_isinf-ppc64 s_modf-power5+ s_modf-ppc64 \ - s_modff-power5+ s_modff-ppc64 s_isnan-power8 + s_modff-power5+ s_modff-ppc64 s_isnan-power8 \ + s_isinf-power8 s_finite-power8 libm-sysdep_routines += s_isnan-power7 s_isnan-power6x s_isnan-power6 \ s_isnan-power5 s_isnan-ppc64 s_llround-power6x \ @@ -22,7 +23,8 @@ libm-sysdep_routines += s_isnan-power7 s_isnan-power6x s_isnan-power6 \ s_logbl-ppc64 s_modf-power5+ s_modf-ppc64 \ s_modff-power5+ s_modff-ppc64 e_hypot-ppc64 \ e_hypot-power7 e_hypotf-ppc64 e_hypotf-power7 \ - s_isnan-power8 + s_isnan-power8 s_isinf-power8 s_finite-power8 \ + s_llrint-power8 s_llround-power8 CFLAGS-s_logbf-power7.c = -mcpu=power7 CFLAGS-s_logbl-power7.c = -mcpu=power7 diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_finite-power8.S b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_finite-power8.S new file mode 100644 index 0000000..3b9071f --- /dev/null +++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_finite-power8.S @@ -0,0 +1,33 @@ +/* isnan(). PowerPC64/POWER7 version. + Copyright (C) 2014 Free Software Foundation, Inc. + 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, see + . */ + +#include +#include + +#undef hidden_def +#define hidden_def(name) +#undef weak_alias +#define weak_alias(name, alias) +#undef strong_alias +#define strong_alias(name, alias) +#undef compat_symbol +#define compat_symbol(lib, name, symbol, ver) + +#define __finite __finite_power8 + +#include diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_finite.c b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_finite.c index f79a93e..b9e908d 100644 --- a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_finite.c +++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_finite.c @@ -23,10 +23,13 @@ extern __typeof (__finite) __finite_ppc64 attribute_hidden; extern __typeof (__finite) __finite_power7 attribute_hidden; +extern __typeof (__finite) __finite_power8 attribute_hidden; libc_ifunc (__finite, - (hwcap & PPC_FEATURE_ARCH_2_06) - ? __finite_power7 + (hwcap2 & PPC_FEATURE2_ARCH_2_07) + ? __finite_power8 : + (hwcap & PPC_FEATURE_ARCH_2_06) + ? __finite_power7 : __finite_ppc64); weak_alias (__finite, finite) diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_finitef.c b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_finitef.c index a7243b5..30b34bc 100644 --- a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_finitef.c +++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_finitef.c @@ -23,10 +23,13 @@ extern __typeof (__finitef) __finitef_ppc64 attribute_hidden; /* The double-precision version also works for single-precision. */ extern __typeof (__finitef) __finite_power7 attribute_hidden; +extern __typeof (__finitef) __finite_power8 attribute_hidden; libc_ifunc (__finitef, - (hwcap & PPC_FEATURE_ARCH_2_06) - ? __finite_power7 + (hwcap2 & PPC_FEATURE2_ARCH_2_07) + ? __finite_power8 : + (hwcap & PPC_FEATURE_ARCH_2_06) + ? __finite_power7 : __finitef_ppc64); weak_alias (__finitef, finitef) diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_isinf-power8.S b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_isinf-power8.S new file mode 100644 index 0000000..979816e --- /dev/null +++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_isinf-power8.S @@ -0,0 +1,33 @@ +/* isinf(). PowerPC64/POWER8 version. + Copyright (C) 2014 Free Software Foundation, Inc. + 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, see + . */ + +#include +#include + +#undef hidden_def +#define hidden_def(name) +#undef weak_alias +#define weak_alias(name, alias) +#undef strong_alias +#define strong_alias(name, alias) +#undef compat_symbol +#define compat_symbol(lib, name, alias, ver) + +#define __isinf __isinf_power8 + +#include diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_isinf.c b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_isinf.c index 1ee230b..e349a06 100644 --- a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_isinf.c +++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_isinf.c @@ -23,10 +23,13 @@ extern __typeof (__isinf) __isinf_ppc64 attribute_hidden; extern __typeof (__isinf) __isinf_power7 attribute_hidden; +extern __typeof (__isinf) __isinf_power8 attribute_hidden; libc_ifunc (__isinf, - (hwcap & PPC_FEATURE_ARCH_2_06) - ? __isinf_power7 + (hwcap2 & PPC_FEATURE2_ARCH_2_07) + ? __isinf_power8 : + (hwcap & PPC_FEATURE_ARCH_2_06) + ? __isinf_power7 : __isinf_ppc64); weak_alias (__isinf, isinf) diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_isinff.c b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_isinff.c index 1336feb..71da7a3 100644 --- a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_isinff.c +++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_isinff.c @@ -24,10 +24,13 @@ extern __typeof (__isinff) __isinff_ppc64 attribute_hidden; /* The double-precision version also works for single-precision. */ extern __typeof (__isinff) __isinf_power7 attribute_hidden; +extern __typeof (__isinff) __isinf_power8 attribute_hidden; libc_ifunc (__isinff, - (hwcap & PPC_FEATURE_ARCH_2_06) - ? __isinf_power7 + (hwcap2 & PPC_FEATURE2_ARCH_2_07) + ? __isinf_power8 : + (hwcap & PPC_FEATURE_ARCH_2_06) + ? __isinf_power7 : __isinff_ppc64); weak_alias (__isinff, isinff) diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_llrint-power8.S b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_llrint-power8.S new file mode 100644 index 0000000..3962b7d --- /dev/null +++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_llrint-power8.S @@ -0,0 +1,31 @@ +/* Round double to long int. PowerPC64/POWER6X default version. + Copyright (C) 2014 Free Software Foundation, Inc. + 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, see + . */ + +#include +#include + +#undef weak_alias +#define weak_alias(a,b) +#undef strong_alias +#define strong_alias(a,b) +#undef compat_symbol +#define compat_symbol(a,b,c,d) + +#define __llrint __llrint_power8 + +#include diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_llrint.c b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_llrint.c index 5818b53..cf1b2e4 100644 --- a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_llrint.c +++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_llrint.c @@ -30,10 +30,13 @@ extern __typeof (__llrint) __llrint_ppc64 attribute_hidden; extern __typeof (__llrint) __llrint_power6x attribute_hidden; +extern __typeof (__llrint) __llrint_power8 attribute_hidden; libc_ifunc (__llrint, - (hwcap & PPC_FEATURE_POWER6_EXT) - ? __llrint_power6x + (hwcap2 & PPC_FEATURE2_ARCH_2_07) + ? __llrint_power8 : + (hwcap & PPC_FEATURE_POWER6_EXT) + ? __llrint_power6x : __llrint_ppc64); weak_alias (__llrint, llrint) diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_llround-power8.S b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_llround-power8.S new file mode 100644 index 0000000..41c61a1 --- /dev/null +++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_llround-power8.S @@ -0,0 +1,31 @@ +/* llround(). PowerPC64 default version. + Copyright (C) 2014 Free Software Foundation, Inc. + 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, see + . */ + +#include +#include + +#undef weak_alias +#define weak_alias(name, alias) +#undef strong_alias +#define strong_alias(name, alias) +#undef compat_symbol +#define compat_symbol(lib, name, alias, ver) + +#define __llround __llround_power8 + +#include diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_llround.c b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_llround.c index a4d1bf3..7dba17e 100644 --- a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_llround.c +++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_llround.c @@ -27,12 +27,15 @@ extern __typeof (__llround) __llround_ppc64 attribute_hidden; extern __typeof (__llround) __llround_power5plus attribute_hidden; extern __typeof (__llround) __llround_power6x attribute_hidden; +extern __typeof (__llround) __llround_power8 attribute_hidden; libc_ifunc (__llround, - (hwcap & PPC_FEATURE_POWER6_EXT) - ? __llround_power6x : - (hwcap & PPC_FEATURE_POWER5_PLUS) - ? __llround_power5plus + (hwcap2 & PPC_FEATURE2_ARCH_2_07) + ? __llround_power8 : + (hwcap & PPC_FEATURE_POWER6_EXT) + ? __llround_power6x : + (hwcap & PPC_FEATURE_POWER5_PLUS) + ? __llround_power5plus : __llround_ppc64); weak_alias (__llround, llround) diff --git a/sysdeps/powerpc/powerpc64/power8/fpu/s_finite.S b/sysdeps/powerpc/powerpc64/power8/fpu/s_finite.S new file mode 100644 index 0000000..3e98126 --- /dev/null +++ b/sysdeps/powerpc/powerpc64/power8/fpu/s_finite.S @@ -0,0 +1,56 @@ +/* isfinite(). PowerPC64/POWER8 version. + Copyright (C) 2014 Free Software Foundation, Inc. + 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, see + . */ + +#include +#include + +#define MFVSRD_R3_V1 .long 0x7c230066 /* mfvsrd r3,vs1 */ + +/* int [r3] __finite ([fp1] x) */ + +EALIGN (__finite, 4, 0) + CALL_MCOUNT 0 + MFVSRD_R3_V1 + lis r9,0x8010 + clrldi r3,r3,1 /* r3 = r3 & 0x8000000000000000 */ + rldicr r9,r9,32,31 /* r9 = (r9 << 32) & 0xffffffff */ + add r3,r3,r9 + rldicl r3,r3,1,63 + blr +END (__finite) + +hidden_def (__finite) +weak_alias (__finite, finite) + +/* It turns out that the 'double' version will also always work for + single-precision. */ +strong_alias (__finite, __finitef) +hidden_def (__finitef) +weak_alias (__finitef, finitef) + +#ifdef IS_IN_libm +# if LONG_DOUBLE_COMPAT (libm, GLIBC_2_0) +compat_symbol (libm, __finite, __finitel, GLIBC_2_0) +compat_symbol (libm, finite, finitel, GLIBC_2_0) +# endif +#else +# if LONG_DOUBLE_COMPAT (libc, GLIBC_2_0) +compat_symbol (libc, __finite, __finitel, GLIBC_2_0); +compat_symbol (libc, finite, finitel, GLIBC_2_0); +# endif +#endif diff --git a/sysdeps/powerpc/powerpc64/power8/fpu/s_finitef.S b/sysdeps/powerpc/powerpc64/power8/fpu/s_finitef.S new file mode 100644 index 0000000..54bd941 --- /dev/null +++ b/sysdeps/powerpc/powerpc64/power8/fpu/s_finitef.S @@ -0,0 +1 @@ +/* This function uses the same code as s_finite.S. */ diff --git a/sysdeps/powerpc/powerpc64/power8/fpu/s_isinf.S b/sysdeps/powerpc/powerpc64/power8/fpu/s_isinf.S new file mode 100644 index 0000000..125de39 --- /dev/null +++ b/sysdeps/powerpc/powerpc64/power8/fpu/s_isinf.S @@ -0,0 +1,61 @@ +/* isinf(). PowerPC64/POWER8 version. + Copyright (C) 2014 Free Software Foundation, Inc. + 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, see + . */ + +#include +#include + +#define MFVSRD_R3_V1 .long 0x7c230066 /* mfvsrd r3,vs1 */ + +/* int [r3] __isinf([fp1] x) */ + +EALIGN (__isinf, 4, 0) + CALL_MCOUNT 0 + MFVSRD_R3_V1 + lis r9,0x7ff0 /* r9 = 0x7ff0 */ + rldicl r10,r3,0,1 /* r10 = r3 & (0x8000000000000000) */ + sldi r9,r9,32 /* r9 = r9 << 52 */ + cmpd cr7,r10,r9 /* fp1 & 0x7ff0000000000000 ? */ + beq cr7,L(inf) + li r3,0 /* Not inf */ + blr +L(inf): + sradi r3,r3,63 /* r3 = r3 >> 63 */ + ori r3,r3,1 /* r3 = r3 | 0x1 */ + blr +END (__isinf) + +hidden_def (__isinf) +weak_alias (__isinf, isinf) + +/* It turns out that the 'double' version will also always work for + single-precision. */ +strong_alias (__isinf, __isinff) +hidden_def (__isinff) +weak_alias (__isinff, isinff) + +#ifdef NO_LONG_DOUBLE +strong_alias (__isinf, __isinfl) +weak_alias (__isinf, isinfl) +#endif + +#ifndef IS_IN_libm +# if LONG_DOUBLE_COMPAT(libc, GLIBC_2_0) +compat_symbol (libc, __isinf, __isinfl, GLIBC_2_0); +compat_symbol (libc, isinf, isinfl, GLIBC_2_0); +# endif +#endif diff --git a/sysdeps/powerpc/powerpc64/power8/fpu/s_isinff.S b/sysdeps/powerpc/powerpc64/power8/fpu/s_isinff.S new file mode 100644 index 0000000..be759e0 --- /dev/null +++ b/sysdeps/powerpc/powerpc64/power8/fpu/s_isinff.S @@ -0,0 +1 @@ +/* This function uses the same code as s_isinf.S. */ diff --git a/sysdeps/powerpc/powerpc64/power8/fpu/s_isnan.S b/sysdeps/powerpc/powerpc64/power8/fpu/s_isnan.S index c1ca9a5..cb96d03 100644 --- a/sysdeps/powerpc/powerpc64/power8/fpu/s_isnan.S +++ b/sysdeps/powerpc/powerpc64/power8/fpu/s_isnan.S @@ -19,8 +19,8 @@ #include #include -#define MFVSRD_R3_V1 .byte 0x7c,0x23,0x00,0x66 /* mfvsrd r3,vs1 */ - +#define MFVSRD_R3_V1 .long 0x7c230066 /* mfvsrd r3,vs1 */ + /* int [r3] __isnan([f1] x) */ EALIGN (__isnan, 4, 0) diff --git a/sysdeps/powerpc/powerpc64/power8/fpu/s_llrint.S b/sysdeps/powerpc/powerpc64/power8/fpu/s_llrint.S new file mode 100644 index 0000000..ce48d4e --- /dev/null +++ b/sysdeps/powerpc/powerpc64/power8/fpu/s_llrint.S @@ -0,0 +1,45 @@ +/* Round double to long int. POWER8 PowerPC64 version. + Copyright (C) 2014 Free Software Foundation, Inc. + 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, see + . */ + +#include +#include + +#define MFVSRD_R3_V1 .long 0x7c230066 /* mfvsrd r3,vs1 */ + +/* long long int[r3] __llrint (double x[fp1]) */ +ENTRY (__llrint) + CALL_MCOUNT 0 + fctid fp1,fp1 + MFVSRD_R3_V1 + blr +END (__llrint) + +strong_alias (__llrint, __lrint) +weak_alias (__llrint, llrint) +weak_alias (__lrint, lrint) + +#ifdef NO_LONG_DOUBLE +strong_alias (__llrint, __llrintl) +weak_alias (__llrint, llrintl) +strong_alias (__lrint, __lrintl) +weak_alias (__lrint, lrintl) +#endif +#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_1) +compat_symbol (libm, __llrint, llrintl, GLIBC_2_1) +compat_symbol (libm, __lrint, lrintl, GLIBC_2_1) +#endif diff --git a/sysdeps/powerpc/powerpc64/power8/fpu/s_llround.S b/sysdeps/powerpc/powerpc64/power8/fpu/s_llround.S new file mode 100644 index 0000000..2aea234 --- /dev/null +++ b/sysdeps/powerpc/powerpc64/power8/fpu/s_llround.S @@ -0,0 +1,47 @@ +/* llround function. POWER8 PowerPC64 version. + Copyright (C) 2014 Free Software Foundation, Inc. + 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, see + . */ + +#include +#include + +#define MFVSRD_R3_V1 .long 0x7c230066 /* mfvsrd r3,vs1 */ + +/* long long [r3] llround (float x [fp1]) */ + +ENTRY (__llround) + CALL_MCOUNT 0 + frin fp1,fp1 /* Round to nearest +-0.5. */ + fctidz fp1,fp1 /* Convert To Integer DW round toward 0. */ + MFVSRD_R3_V1 + blr +END (__llround) + +strong_alias (__llround, __lround) +weak_alias (__llround, llround) +weak_alias (__lround, lround) + +#ifdef NO_LONG_DOUBLE +weak_alias (__llround, llroundl) +strong_alias (__llround, __llroundl) +weak_alias (__lround, lroundl) +strong_alias (__lround, __lroundl) +#endif +#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_1) +compat_symbol (libm, __llround, llroundl, GLIBC_2_1) +compat_symbol (libm, __lround, lroundl, GLIBC_2_1) +#endif