diff options
19 files changed, 335 insertions, 120 deletions
@@ -1,5 +1,53 @@ 2017-08-04 H.J. Lu <hongjiu.lu@intel.com> + * sysdeps/x86_64/fpu/multiarch/Makefile (libm-sysdep_routines): + Add s_ceil-sse4_1, s_ceilf-sse4_1, s_floor-sse4_1, + s_floorf-sse4_1, s_nearbyint-sse4_1, s_nearbyintf-sse4_1, + s_rint-sse4_1 and s_rintf-sse4_1. + * sysdeps/x86_64/fpu/multiarch/ifunc-sse4_1.h: New file. + * sysdeps/x86_64/fpu/multiarch/s_ceil.c: Likewise. + * sysdeps/x86_64/fpu/multiarch/s_ceilf.c: Likewise. + * sysdeps/x86_64/fpu/multiarch/s_floor.c: Likewise. + * sysdeps/x86_64/fpu/multiarch/s_floorf.c: Likewise. + * sysdeps/x86_64/fpu/multiarch/s_nearbyint.c: Likewise. + * sysdeps/x86_64/fpu/multiarch/s_nearbyintf.c: Likewise. + * sysdeps/x86_64/fpu/multiarch/s_rint.c: Likewise. + * sysdeps/x86_64/fpu/multiarch/s_rintf.c: Likewise. + * sysdeps/x86_64/fpu/multiarch/s_ceil.S: Renamed to ... + * sysdeps/x86_64/fpu/multiarch/s_ceil-sse4_1.S: This. Don't + include <machine/asm.h> nor <init-arch.h>. Include <sysdep.h>. + (__ceil): Removed. + * sysdeps/x86_64/fpu/multiarch/s_ceilf.S: Renamed to ... + * sysdeps/x86_64/fpu/multiarch/s_ceilf-sse4_1.S: This. Don't + include <machine/asm.h> nor <init-arch.h>. Include <sysdep.h>. + (__ceilf): Removed. + * sysdeps/x86_64/fpu/multiarch/s_floor.S: Renamed to ... + * sysdeps/x86_64/fpu/multiarch/s_floor-sse4_1.S: This. Don't + include <machine/asm.h> nor <init-arch.h>. Include <sysdep.h>. + (__floor): Removed. + * sysdeps/x86_64/fpu/multiarch/s_floorf.S: Renamed to ... + * sysdeps/x86_64/fpu/multiarch/s_floorf-sse4_1.S: This. Don't + include <machine/asm.h> nor <init-arch.h>. Include <sysdep.h>. + (__floorf): Removed. + * sysdeps/x86_64/fpu/multiarch/s_nearbyint.S: Renamed to ... + * sysdeps/x86_64/fpu/multiarch/s_nearbyint-sse4_1.S: This. Don't + include <machine/asm.h> nor <init-arch.h>. Include <sysdep.h>. + (__nearbyint): Removed. + * sysdeps/x86_64/fpu/multiarch/s_nearbyintf.S: Renamed to ... + * sysdeps/x86_64/fpu/multiarch/s_nearbyintf-sse4_1.S: This. Don't + include <machine/asm.h> nor <init-arch.h>. Include <sysdep.h>. + (__nearbyintf): Removed. + * sysdeps/x86_64/fpu/multiarch/s_rint.S: Renamed to ... + * sysdeps/x86_64/fpu/multiarch/s_rint-sse4_1.S: This. Don't + include <machine/asm.h> nor <init-arch.h>. Include <sysdep.h>. + (__rint): Removed. + * sysdeps/x86_64/fpu/multiarch/s_rintf.S: Renamed to ... + * sysdeps/x86_64/fpu/multiarch/s_rintf-sse4_1.S: This. Don't + include <machine/asm.h> nor <init-arch.h>. Include <sysdep.h>. + (__rintf): Removed. + +2017-08-04 H.J. Lu <hongjiu.lu@intel.com> + * sysdeps/i386/start.S (_start): Check Check PIC instead of SHARED. Avoid dynamic relocation against main in static PIE. diff --git a/sysdeps/x86_64/fpu/multiarch/Makefile b/sysdeps/x86_64/fpu/multiarch/Makefile index 34542155aa..86ddde358b 100644 --- a/sysdeps/x86_64/fpu/multiarch/Makefile +++ b/sysdeps/x86_64/fpu/multiarch/Makefile @@ -2,6 +2,10 @@ ifeq ($(subdir),math) libm-sysdep_routines += s_floor-c s_ceil-c s_floorf-c s_ceilf-c \ s_rint-c s_rintf-c s_nearbyint-c s_nearbyintf-c +libm-sysdep_routines += s_ceil-sse4_1 s_ceilf-sse4_1 s_floor-sse4_1 \ + s_floorf-sse4_1 s_nearbyint-sse4_1 \ + s_nearbyintf-sse4_1 s_rint-sse4_1 s_rintf-sse4_1 + libm-sysdep_routines += e_exp-fma4 e_log-fma4 e_pow-fma4 s_atan-fma4 \ e_asin-fma4 e_atan2-fma4 s_sin-fma4 s_tan-fma4 \ mplog-fma4 mpa-fma4 slowexp-fma4 slowpow-fma4 \ diff --git a/sysdeps/x86_64/fpu/multiarch/ifunc-sse4_1.h b/sysdeps/x86_64/fpu/multiarch/ifunc-sse4_1.h new file mode 100644 index 0000000000..ad8d878a2d --- /dev/null +++ b/sysdeps/x86_64/fpu/multiarch/ifunc-sse4_1.h @@ -0,0 +1,33 @@ +/* Common definition for ifunc selections optimized with SSE4.1. + Copyright (C) 2017 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 + <http://www.gnu.org/licenses/>. */ + +#include <init-arch.h> + +extern __typeof (REDIRECT_NAME) OPTIMIZE (c) attribute_hidden; +extern __typeof (REDIRECT_NAME) OPTIMIZE (sse41) attribute_hidden; + +static inline void * +IFUNC_SELECTOR (void) +{ + const struct cpu_features* cpu_features = __get_cpu_features (); + + if (CPU_FEATURES_CPU_P (cpu_features, SSE4_1)) + return OPTIMIZE (sse41); + + return OPTIMIZE (c); +} diff --git a/sysdeps/x86_64/fpu/multiarch/s_ceil.S b/sysdeps/x86_64/fpu/multiarch/s_ceil-sse4_1.S index f8eef43eff..6d6be97432 100644 --- a/sysdeps/x86_64/fpu/multiarch/s_ceil.S +++ b/sysdeps/x86_64/fpu/multiarch/s_ceil-sse4_1.S @@ -16,22 +16,9 @@ License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ -#include <machine/asm.h> -#include <init-arch.h> - - -ENTRY(__ceil) - .type __ceil, @gnu_indirect_function - LOAD_RTLD_GLOBAL_RO_RDX - leaq __ceil_sse41(%rip), %rax - HAS_CPU_FEATURE (SSE4_1) - jnz 2f - leaq __ceil_c(%rip), %rax -2: ret -END(__ceil) -weak_alias (__ceil, ceil) - +#include <sysdep.h> + .section .text.sse4.1,"ax",@progbits ENTRY(__ceil_sse41) roundsd $10, %xmm0, %xmm0 ret diff --git a/sysdeps/x86_64/fpu/multiarch/s_ceil.c b/sysdeps/x86_64/fpu/multiarch/s_ceil.c new file mode 100644 index 0000000000..2c01957963 --- /dev/null +++ b/sysdeps/x86_64/fpu/multiarch/s_ceil.c @@ -0,0 +1,29 @@ +/* Multiple versions of __ceil. + Copyright (C) 2017 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 + <http://www.gnu.org/licenses/>. */ + +#define ceil __redirect_ceil +#define __ceil __redirect___ceil +#include <math.h> +#undef ceil +#undef __ceil + +#define SYMBOL_NAME ceil +#include "ifunc-sse4_1.h" + +libc_ifunc_redirected (__redirect_ceil, __ceil, IFUNC_SELECTOR ()); +weak_alias (__ceil, ceil) diff --git a/sysdeps/x86_64/fpu/multiarch/s_ceilf.S b/sysdeps/x86_64/fpu/multiarch/s_ceilf-sse4_1.S index 076f10f0f0..9081ce6eb4 100644 --- a/sysdeps/x86_64/fpu/multiarch/s_ceilf.S +++ b/sysdeps/x86_64/fpu/multiarch/s_ceilf-sse4_1.S @@ -16,22 +16,9 @@ License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ -#include <machine/asm.h> -#include <init-arch.h> - - -ENTRY(__ceilf) - .type __ceilf, @gnu_indirect_function - LOAD_RTLD_GLOBAL_RO_RDX - leaq __ceilf_sse41(%rip), %rax - HAS_CPU_FEATURE (SSE4_1) - jnz 2f - leaq __ceilf_c(%rip), %rax -2: ret -END(__ceilf) -weak_alias (__ceilf, ceilf) - +#include <sysdep.h> + .section .text.sse4.1,"ax",@progbits ENTRY(__ceilf_sse41) roundss $10, %xmm0, %xmm0 ret diff --git a/sysdeps/x86_64/fpu/multiarch/s_ceilf.c b/sysdeps/x86_64/fpu/multiarch/s_ceilf.c new file mode 100644 index 0000000000..090de048b3 --- /dev/null +++ b/sysdeps/x86_64/fpu/multiarch/s_ceilf.c @@ -0,0 +1,29 @@ +/* Multiple versions of __ceilf. + Copyright (C) 2017 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 + <http://www.gnu.org/licenses/>. */ + +#define ceilf __redirect_ceilf +#define __ceilf __redirect___ceilf +#include <math.h> +#undef ceilf +#undef __ceilf + +#define SYMBOL_NAME ceilf +#include "ifunc-sse4_1.h" + +libc_ifunc_redirected (__redirect_ceilf, __ceilf, IFUNC_SELECTOR ()); +weak_alias (__ceilf, ceilf) diff --git a/sysdeps/x86_64/fpu/multiarch/s_floor.S b/sysdeps/x86_64/fpu/multiarch/s_floor-sse4_1.S index f519ab24f4..022a4ac160 100644 --- a/sysdeps/x86_64/fpu/multiarch/s_floor.S +++ b/sysdeps/x86_64/fpu/multiarch/s_floor-sse4_1.S @@ -16,22 +16,9 @@ License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ -#include <machine/asm.h> -#include <init-arch.h> - - -ENTRY(__floor) - .type __floor, @gnu_indirect_function - LOAD_RTLD_GLOBAL_RO_RDX - leaq __floor_sse41(%rip), %rax - HAS_CPU_FEATURE (SSE4_1) - jnz 2f - leaq __floor_c(%rip), %rax -2: ret -END(__floor) -weak_alias (__floor, floor) - +#include <sysdep.h> + .section .text.sse4.1,"ax",@progbits ENTRY(__floor_sse41) roundsd $9, %xmm0, %xmm0 ret diff --git a/sysdeps/x86_64/fpu/multiarch/s_floor.c b/sysdeps/x86_64/fpu/multiarch/s_floor.c new file mode 100644 index 0000000000..3dd0f81da5 --- /dev/null +++ b/sysdeps/x86_64/fpu/multiarch/s_floor.c @@ -0,0 +1,29 @@ +/* Multiple versions of __floor. + Copyright (C) 2017 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 + <http://www.gnu.org/licenses/>. */ + +#define floor __redirect_floor +#define __floor __redirect___floor +#include <math.h> +#undef floor +#undef __floor + +#define SYMBOL_NAME floor +#include "ifunc-sse4_1.h" + +libc_ifunc_redirected (__redirect_floor, __floor, IFUNC_SELECTOR ()); +weak_alias (__floor, floor) diff --git a/sysdeps/x86_64/fpu/multiarch/s_floorf.S b/sysdeps/x86_64/fpu/multiarch/s_floorf-sse4_1.S index 8613f73acc..ea631441e7 100644 --- a/sysdeps/x86_64/fpu/multiarch/s_floorf.S +++ b/sysdeps/x86_64/fpu/multiarch/s_floorf-sse4_1.S @@ -16,22 +16,9 @@ License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ -#include <machine/asm.h> -#include <init-arch.h> - - -ENTRY(__floorf) - .type __floorf, @gnu_indirect_function - LOAD_RTLD_GLOBAL_RO_RDX - leaq __floorf_sse41(%rip), %rax - HAS_CPU_FEATURE (SSE4_1) - jnz 2f - leaq __floorf_c(%rip), %rax -2: ret -END(__floorf) -weak_alias (__floorf, floorf) - +#include <sysdep.h> + .section .text.sse4.1,"ax",@progbits ENTRY(__floorf_sse41) roundss $9, %xmm0, %xmm0 ret diff --git a/sysdeps/x86_64/fpu/multiarch/s_floorf.c b/sysdeps/x86_64/fpu/multiarch/s_floorf.c new file mode 100644 index 0000000000..d6cf14da6e --- /dev/null +++ b/sysdeps/x86_64/fpu/multiarch/s_floorf.c @@ -0,0 +1,29 @@ +/* Multiple versions of __floorf. + Copyright (C) 2017 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 + <http://www.gnu.org/licenses/>. */ + +#define floorf __redirect_floorf +#define __floorf __redirect___floorf +#include <math.h> +#undef floorf +#undef __floorf + +#define SYMBOL_NAME floorf +#include "ifunc-sse4_1.h" + +libc_ifunc_redirected (__redirect_floorf, __floorf, IFUNC_SELECTOR ()); +weak_alias (__floorf, floorf) diff --git a/sysdeps/x86_64/fpu/multiarch/s_nearbyint.S b/sysdeps/x86_64/fpu/multiarch/s_nearbyint-sse4_1.S index 5a734f6027..68934aac73 100644 --- a/sysdeps/x86_64/fpu/multiarch/s_nearbyint.S +++ b/sysdeps/x86_64/fpu/multiarch/s_nearbyint-sse4_1.S @@ -16,22 +16,9 @@ License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ -#include <machine/asm.h> -#include <init-arch.h> - - -ENTRY(__nearbyint) - .type __nearbyint, @gnu_indirect_function - LOAD_RTLD_GLOBAL_RO_RDX - leaq __nearbyint_sse41(%rip), %rax - HAS_CPU_FEATURE (SSE4_1) - jnz 2f - leaq __nearbyint_c(%rip), %rax -2: ret -END(__nearbyint) -weak_alias (__nearbyint, nearbyint) - +#include <sysdep.h> + .section .text.sse4.1,"ax",@progbits ENTRY(__nearbyint_sse41) roundsd $0xc, %xmm0, %xmm0 ret diff --git a/sysdeps/x86_64/fpu/multiarch/s_nearbyint.c b/sysdeps/x86_64/fpu/multiarch/s_nearbyint.c new file mode 100644 index 0000000000..05579c66ea --- /dev/null +++ b/sysdeps/x86_64/fpu/multiarch/s_nearbyint.c @@ -0,0 +1,30 @@ +/* Multiple versions of __nearbyint. + Copyright (C) 2017 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 + <http://www.gnu.org/licenses/>. */ + +#define nearbyint __redirect_nearbyint +#define __nearbyint __redirect___nearbyint +#include <math.h> +#undef nearbyint +#undef __nearbyint + +#define SYMBOL_NAME nearbyint +#include "ifunc-sse4_1.h" + +libc_ifunc_redirected (__redirect_nearbyint, __nearbyint, + IFUNC_SELECTOR ()); +weak_alias (__nearbyint, nearbyint) diff --git a/sysdeps/x86_64/fpu/multiarch/s_nearbyintf.S b/sysdeps/x86_64/fpu/multiarch/s_nearbyintf-sse4_1.S index ad79fd6021..16bd905655 100644 --- a/sysdeps/x86_64/fpu/multiarch/s_nearbyintf.S +++ b/sysdeps/x86_64/fpu/multiarch/s_nearbyintf-sse4_1.S @@ -16,22 +16,9 @@ License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ -#include <machine/asm.h> -#include <init-arch.h> - - -ENTRY(__nearbyintf) - .type __nearbyintf, @gnu_indirect_function - LOAD_RTLD_GLOBAL_RO_RDX - leaq __nearbyintf_sse41(%rip), %rax - HAS_CPU_FEATURE (SSE4_1) - jnz 2f - leaq __nearbyintf_c(%rip), %rax -2: ret -END(__nearbyintf) -weak_alias (__nearbyintf, nearbyintf) - +#include <sysdep.h> + .section .text.sse4.1,"ax",@progbits ENTRY(__nearbyintf_sse41) roundss $0xc, %xmm0, %xmm0 ret diff --git a/sysdeps/x86_64/fpu/multiarch/s_nearbyintf.c b/sysdeps/x86_64/fpu/multiarch/s_nearbyintf.c new file mode 100644 index 0000000000..e716c94037 --- /dev/null +++ b/sysdeps/x86_64/fpu/multiarch/s_nearbyintf.c @@ -0,0 +1,30 @@ +/* Multiple versions of __nearbyintf. + Copyright (C) 2017 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 + <http://www.gnu.org/licenses/>. */ + +#define nearbyintf __redirect_nearbyintf +#define __nearbyintf __redirect___nearbyintf +#include <math.h> +#undef nearbyintf +#undef __nearbyintf + +#define SYMBOL_NAME nearbyintf +#include "ifunc-sse4_1.h" + +libc_ifunc_redirected (__redirect_nearbyintf, __nearbyintf, + IFUNC_SELECTOR ()); +weak_alias (__nearbyintf, nearbyintf) diff --git a/sysdeps/x86_64/fpu/multiarch/s_rint.S b/sysdeps/x86_64/fpu/multiarch/s_rint-sse4_1.S index 4f628a93a4..9224aa92b2 100644 --- a/sysdeps/x86_64/fpu/multiarch/s_rint.S +++ b/sysdeps/x86_64/fpu/multiarch/s_rint-sse4_1.S @@ -16,22 +16,9 @@ License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ -#include <machine/asm.h> -#include <init-arch.h> - - -ENTRY(__rint) - .type __rint, @gnu_indirect_function - LOAD_RTLD_GLOBAL_RO_RDX - leaq __rint_sse41(%rip), %rax - HAS_CPU_FEATURE (SSE4_1) - jnz 2f - leaq __rint_c(%rip), %rax -2: ret -END(__rint) -weak_alias (__rint, rint) - +#include <sysdep.h> + .section .text.sse4.1,"ax",@progbits ENTRY(__rint_sse41) roundsd $4, %xmm0, %xmm0 ret diff --git a/sysdeps/x86_64/fpu/multiarch/s_rint.c b/sysdeps/x86_64/fpu/multiarch/s_rint.c new file mode 100644 index 0000000000..ad44e7cf8c --- /dev/null +++ b/sysdeps/x86_64/fpu/multiarch/s_rint.c @@ -0,0 +1,29 @@ +/* Multiple versions of __rint. + Copyright (C) 2017 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 + <http://www.gnu.org/licenses/>. */ + +#define rint __redirect_rint +#define __rint __redirect___rint +#include <math.h> +#undef rint +#undef __rint + +#define SYMBOL_NAME rint +#include "ifunc-sse4_1.h" + +libc_ifunc_redirected (__redirect_rint, __rint, IFUNC_SELECTOR ()); +weak_alias (__rint, rint) diff --git a/sysdeps/x86_64/fpu/multiarch/s_rintf.S b/sysdeps/x86_64/fpu/multiarch/s_rintf-sse4_1.S index dee4ad794c..7f47592d8c 100644 --- a/sysdeps/x86_64/fpu/multiarch/s_rintf.S +++ b/sysdeps/x86_64/fpu/multiarch/s_rintf-sse4_1.S @@ -16,22 +16,9 @@ License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ -#include <machine/asm.h> -#include <init-arch.h> - - -ENTRY(__rintf) - .type __rintf, @gnu_indirect_function - LOAD_RTLD_GLOBAL_RO_RDX - leaq __rintf_sse41(%rip), %rax - HAS_CPU_FEATURE (SSE4_1) - jnz 2f - leaq __rintf_c(%rip), %rax -2: ret -END(__rintf) -weak_alias (__rintf, rintf) - +#include <sysdep.h> + .section .text.sse4.1,"ax",@progbits ENTRY(__rintf_sse41) roundss $4, %xmm0, %xmm0 ret diff --git a/sysdeps/x86_64/fpu/multiarch/s_rintf.c b/sysdeps/x86_64/fpu/multiarch/s_rintf.c new file mode 100644 index 0000000000..88f3052f33 --- /dev/null +++ b/sysdeps/x86_64/fpu/multiarch/s_rintf.c @@ -0,0 +1,29 @@ +/* Multiple versions of __rintf. + Copyright (C) 2017 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 + <http://www.gnu.org/licenses/>. */ + +#define rintf __redirect_rintf +#define __rintf __redirect___rintf +#include <math.h> +#undef rintf +#undef __rintf + +#define SYMBOL_NAME rintf +#include "ifunc-sse4_1.h" + +libc_ifunc_redirected (__redirect_rintf, __rintf, IFUNC_SELECTOR ()); +weak_alias (__rintf, rintf) |