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x86-64: Implement libm IFUNC selectors in C
* 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.
This commit is contained in:
H.J. Lu
48
ChangeLog
48
ChangeLog
@@ -1,3 +1,51 @@
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2017-08-04 H.J. Lu <hongjiu.lu@intel.com>
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* sysdeps/x86_64/fpu/multiarch/Makefile (libm-sysdep_routines):
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Add s_ceil-sse4_1, s_ceilf-sse4_1, s_floor-sse4_1,
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s_floorf-sse4_1, s_nearbyint-sse4_1, s_nearbyintf-sse4_1,
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s_rint-sse4_1 and s_rintf-sse4_1.
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* sysdeps/x86_64/fpu/multiarch/ifunc-sse4_1.h: New file.
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* sysdeps/x86_64/fpu/multiarch/s_ceil.c: Likewise.
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* sysdeps/x86_64/fpu/multiarch/s_ceilf.c: Likewise.
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* sysdeps/x86_64/fpu/multiarch/s_floor.c: Likewise.
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* sysdeps/x86_64/fpu/multiarch/s_floorf.c: Likewise.
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* sysdeps/x86_64/fpu/multiarch/s_nearbyint.c: Likewise.
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* sysdeps/x86_64/fpu/multiarch/s_nearbyintf.c: Likewise.
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* sysdeps/x86_64/fpu/multiarch/s_rint.c: Likewise.
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* sysdeps/x86_64/fpu/multiarch/s_rintf.c: Likewise.
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* sysdeps/x86_64/fpu/multiarch/s_ceil.S: Renamed to ...
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* sysdeps/x86_64/fpu/multiarch/s_ceil-sse4_1.S: This. Don't
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include <machine/asm.h> nor <init-arch.h>. Include <sysdep.h>.
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(__ceil): Removed.
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* sysdeps/x86_64/fpu/multiarch/s_ceilf.S: Renamed to ...
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* sysdeps/x86_64/fpu/multiarch/s_ceilf-sse4_1.S: This. Don't
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include <machine/asm.h> nor <init-arch.h>. Include <sysdep.h>.
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(__ceilf): Removed.
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* sysdeps/x86_64/fpu/multiarch/s_floor.S: Renamed to ...
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* sysdeps/x86_64/fpu/multiarch/s_floor-sse4_1.S: This. Don't
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include <machine/asm.h> nor <init-arch.h>. Include <sysdep.h>.
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(__floor): Removed.
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* sysdeps/x86_64/fpu/multiarch/s_floorf.S: Renamed to ...
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* sysdeps/x86_64/fpu/multiarch/s_floorf-sse4_1.S: This. Don't
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include <machine/asm.h> nor <init-arch.h>. Include <sysdep.h>.
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(__floorf): Removed.
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* sysdeps/x86_64/fpu/multiarch/s_nearbyint.S: Renamed to ...
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* sysdeps/x86_64/fpu/multiarch/s_nearbyint-sse4_1.S: This. Don't
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include <machine/asm.h> nor <init-arch.h>. Include <sysdep.h>.
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(__nearbyint): Removed.
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* sysdeps/x86_64/fpu/multiarch/s_nearbyintf.S: Renamed to ...
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* sysdeps/x86_64/fpu/multiarch/s_nearbyintf-sse4_1.S: This. Don't
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include <machine/asm.h> nor <init-arch.h>. Include <sysdep.h>.
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(__nearbyintf): Removed.
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* sysdeps/x86_64/fpu/multiarch/s_rint.S: Renamed to ...
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* sysdeps/x86_64/fpu/multiarch/s_rint-sse4_1.S: This. Don't
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include <machine/asm.h> nor <init-arch.h>. Include <sysdep.h>.
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(__rint): Removed.
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* sysdeps/x86_64/fpu/multiarch/s_rintf.S: Renamed to ...
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* sysdeps/x86_64/fpu/multiarch/s_rintf-sse4_1.S: This. Don't
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include <machine/asm.h> nor <init-arch.h>. Include <sysdep.h>.
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(__rintf): Removed.
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2017-08-04 H.J. Lu <hongjiu.lu@intel.com>
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2017-08-04 H.J. Lu <hongjiu.lu@intel.com>
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* sysdeps/i386/start.S (_start): Check Check PIC instead of
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* sysdeps/i386/start.S (_start): Check Check PIC instead of
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@@ -2,6 +2,10 @@ ifeq ($(subdir),math)
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libm-sysdep_routines += s_floor-c s_ceil-c s_floorf-c s_ceilf-c \
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libm-sysdep_routines += s_floor-c s_ceil-c s_floorf-c s_ceilf-c \
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s_rint-c s_rintf-c s_nearbyint-c s_nearbyintf-c
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s_rint-c s_rintf-c s_nearbyint-c s_nearbyintf-c
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libm-sysdep_routines += s_ceil-sse4_1 s_ceilf-sse4_1 s_floor-sse4_1 \
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s_floorf-sse4_1 s_nearbyint-sse4_1 \
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s_nearbyintf-sse4_1 s_rint-sse4_1 s_rintf-sse4_1
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libm-sysdep_routines += e_exp-fma4 e_log-fma4 e_pow-fma4 s_atan-fma4 \
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libm-sysdep_routines += e_exp-fma4 e_log-fma4 e_pow-fma4 s_atan-fma4 \
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e_asin-fma4 e_atan2-fma4 s_sin-fma4 s_tan-fma4 \
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e_asin-fma4 e_atan2-fma4 s_sin-fma4 s_tan-fma4 \
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mplog-fma4 mpa-fma4 slowexp-fma4 slowpow-fma4 \
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mplog-fma4 mpa-fma4 slowexp-fma4 slowpow-fma4 \
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33
sysdeps/x86_64/fpu/multiarch/ifunc-sse4_1.h
Normal file
33
sysdeps/x86_64/fpu/multiarch/ifunc-sse4_1.h
Normal file
@@ -0,0 +1,33 @@
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/* Common definition for ifunc selections optimized with SSE4.1.
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Copyright (C) 2017 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <init-arch.h>
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extern __typeof (REDIRECT_NAME) OPTIMIZE (c) attribute_hidden;
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extern __typeof (REDIRECT_NAME) OPTIMIZE (sse41) attribute_hidden;
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static inline void *
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IFUNC_SELECTOR (void)
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{
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const struct cpu_features* cpu_features = __get_cpu_features ();
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if (CPU_FEATURES_CPU_P (cpu_features, SSE4_1))
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return OPTIMIZE (sse41);
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return OPTIMIZE (c);
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}
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@@ -16,22 +16,9 @@
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License along with the GNU C Library; if not, see
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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<http://www.gnu.org/licenses/>. */
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#include <machine/asm.h>
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#include <sysdep.h>
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#include <init-arch.h>
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ENTRY(__ceil)
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.type __ceil, @gnu_indirect_function
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LOAD_RTLD_GLOBAL_RO_RDX
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leaq __ceil_sse41(%rip), %rax
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HAS_CPU_FEATURE (SSE4_1)
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jnz 2f
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leaq __ceil_c(%rip), %rax
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2: ret
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END(__ceil)
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weak_alias (__ceil, ceil)
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.section .text.sse4.1,"ax",@progbits
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ENTRY(__ceil_sse41)
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ENTRY(__ceil_sse41)
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roundsd $10, %xmm0, %xmm0
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roundsd $10, %xmm0, %xmm0
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ret
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ret
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29
sysdeps/x86_64/fpu/multiarch/s_ceil.c
Normal file
29
sysdeps/x86_64/fpu/multiarch/s_ceil.c
Normal file
@@ -0,0 +1,29 @@
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/* Multiple versions of __ceil.
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Copyright (C) 2017 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#define ceil __redirect_ceil
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#define __ceil __redirect___ceil
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#include <math.h>
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#undef ceil
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#undef __ceil
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#define SYMBOL_NAME ceil
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#include "ifunc-sse4_1.h"
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libc_ifunc_redirected (__redirect_ceil, __ceil, IFUNC_SELECTOR ());
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weak_alias (__ceil, ceil)
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@@ -16,22 +16,9 @@
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License along with the GNU C Library; if not, see
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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<http://www.gnu.org/licenses/>. */
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#include <machine/asm.h>
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#include <sysdep.h>
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#include <init-arch.h>
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ENTRY(__ceilf)
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.type __ceilf, @gnu_indirect_function
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LOAD_RTLD_GLOBAL_RO_RDX
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leaq __ceilf_sse41(%rip), %rax
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HAS_CPU_FEATURE (SSE4_1)
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jnz 2f
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leaq __ceilf_c(%rip), %rax
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2: ret
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END(__ceilf)
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weak_alias (__ceilf, ceilf)
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.section .text.sse4.1,"ax",@progbits
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ENTRY(__ceilf_sse41)
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ENTRY(__ceilf_sse41)
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roundss $10, %xmm0, %xmm0
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roundss $10, %xmm0, %xmm0
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ret
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ret
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29
sysdeps/x86_64/fpu/multiarch/s_ceilf.c
Normal file
29
sysdeps/x86_64/fpu/multiarch/s_ceilf.c
Normal file
@@ -0,0 +1,29 @@
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/* Multiple versions of __ceilf.
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Copyright (C) 2017 Free Software Foundation, Inc.
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|
This file is part of the GNU C Library.
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|
|
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|
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.
|
||||||
|
|
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|
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
|
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|
<http://www.gnu.org/licenses/>. */
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#define ceilf __redirect_ceilf
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#define __ceilf __redirect___ceilf
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#include <math.h>
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#undef ceilf
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#undef __ceilf
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#define SYMBOL_NAME ceilf
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#include "ifunc-sse4_1.h"
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libc_ifunc_redirected (__redirect_ceilf, __ceilf, IFUNC_SELECTOR ());
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weak_alias (__ceilf, ceilf)
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@@ -16,22 +16,9 @@
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License along with the GNU C Library; if not, see
|
License along with the GNU C Library; if not, see
|
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<http://www.gnu.org/licenses/>. */
|
<http://www.gnu.org/licenses/>. */
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#include <machine/asm.h>
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#include <sysdep.h>
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#include <init-arch.h>
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ENTRY(__floor)
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.type __floor, @gnu_indirect_function
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LOAD_RTLD_GLOBAL_RO_RDX
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leaq __floor_sse41(%rip), %rax
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HAS_CPU_FEATURE (SSE4_1)
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jnz 2f
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leaq __floor_c(%rip), %rax
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2: ret
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END(__floor)
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weak_alias (__floor, floor)
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.section .text.sse4.1,"ax",@progbits
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ENTRY(__floor_sse41)
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ENTRY(__floor_sse41)
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roundsd $9, %xmm0, %xmm0
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roundsd $9, %xmm0, %xmm0
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ret
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ret
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29
sysdeps/x86_64/fpu/multiarch/s_floor.c
Normal file
29
sysdeps/x86_64/fpu/multiarch/s_floor.c
Normal file
@@ -0,0 +1,29 @@
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|
/* Multiple versions of __floor.
|
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|
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/>. */
|
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|
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|
#define floor __redirect_floor
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#define __floor __redirect___floor
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#include <math.h>
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#undef floor
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#undef __floor
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#define SYMBOL_NAME floor
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#include "ifunc-sse4_1.h"
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|
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libc_ifunc_redirected (__redirect_floor, __floor, IFUNC_SELECTOR ());
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|
weak_alias (__floor, floor)
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@@ -16,22 +16,9 @@
|
|||||||
License along with the GNU C Library; if not, see
|
License along with the GNU C Library; if not, see
|
||||||
<http://www.gnu.org/licenses/>. */
|
<http://www.gnu.org/licenses/>. */
|
||||||
|
|
||||||
#include <machine/asm.h>
|
#include <sysdep.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)
|
|
||||||
|
|
||||||
|
|
||||||
|
.section .text.sse4.1,"ax",@progbits
|
||||||
ENTRY(__floorf_sse41)
|
ENTRY(__floorf_sse41)
|
||||||
roundss $9, %xmm0, %xmm0
|
roundss $9, %xmm0, %xmm0
|
||||||
ret
|
ret
|
||||||
29
sysdeps/x86_64/fpu/multiarch/s_floorf.c
Normal file
29
sysdeps/x86_64/fpu/multiarch/s_floorf.c
Normal file
@@ -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)
|
||||||
@@ -16,22 +16,9 @@
|
|||||||
License along with the GNU C Library; if not, see
|
License along with the GNU C Library; if not, see
|
||||||
<http://www.gnu.org/licenses/>. */
|
<http://www.gnu.org/licenses/>. */
|
||||||
|
|
||||||
#include <machine/asm.h>
|
#include <sysdep.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)
|
|
||||||
|
|
||||||
|
|
||||||
|
.section .text.sse4.1,"ax",@progbits
|
||||||
ENTRY(__nearbyint_sse41)
|
ENTRY(__nearbyint_sse41)
|
||||||
roundsd $0xc, %xmm0, %xmm0
|
roundsd $0xc, %xmm0, %xmm0
|
||||||
ret
|
ret
|
||||||
30
sysdeps/x86_64/fpu/multiarch/s_nearbyint.c
Normal file
30
sysdeps/x86_64/fpu/multiarch/s_nearbyint.c
Normal file
@@ -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)
|
||||||
@@ -16,22 +16,9 @@
|
|||||||
License along with the GNU C Library; if not, see
|
License along with the GNU C Library; if not, see
|
||||||
<http://www.gnu.org/licenses/>. */
|
<http://www.gnu.org/licenses/>. */
|
||||||
|
|
||||||
#include <machine/asm.h>
|
#include <sysdep.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)
|
|
||||||
|
|
||||||
|
|
||||||
|
.section .text.sse4.1,"ax",@progbits
|
||||||
ENTRY(__nearbyintf_sse41)
|
ENTRY(__nearbyintf_sse41)
|
||||||
roundss $0xc, %xmm0, %xmm0
|
roundss $0xc, %xmm0, %xmm0
|
||||||
ret
|
ret
|
||||||
30
sysdeps/x86_64/fpu/multiarch/s_nearbyintf.c
Normal file
30
sysdeps/x86_64/fpu/multiarch/s_nearbyintf.c
Normal file
@@ -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)
|
||||||
@@ -16,22 +16,9 @@
|
|||||||
License along with the GNU C Library; if not, see
|
License along with the GNU C Library; if not, see
|
||||||
<http://www.gnu.org/licenses/>. */
|
<http://www.gnu.org/licenses/>. */
|
||||||
|
|
||||||
#include <machine/asm.h>
|
#include <sysdep.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)
|
|
||||||
|
|
||||||
|
|
||||||
|
.section .text.sse4.1,"ax",@progbits
|
||||||
ENTRY(__rint_sse41)
|
ENTRY(__rint_sse41)
|
||||||
roundsd $4, %xmm0, %xmm0
|
roundsd $4, %xmm0, %xmm0
|
||||||
ret
|
ret
|
||||||
29
sysdeps/x86_64/fpu/multiarch/s_rint.c
Normal file
29
sysdeps/x86_64/fpu/multiarch/s_rint.c
Normal file
@@ -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)
|
||||||
@@ -16,22 +16,9 @@
|
|||||||
License along with the GNU C Library; if not, see
|
License along with the GNU C Library; if not, see
|
||||||
<http://www.gnu.org/licenses/>. */
|
<http://www.gnu.org/licenses/>. */
|
||||||
|
|
||||||
#include <machine/asm.h>
|
#include <sysdep.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)
|
|
||||||
|
|
||||||
|
|
||||||
|
.section .text.sse4.1,"ax",@progbits
|
||||||
ENTRY(__rintf_sse41)
|
ENTRY(__rintf_sse41)
|
||||||
roundss $4, %xmm0, %xmm0
|
roundss $4, %xmm0, %xmm0
|
||||||
ret
|
ret
|
||||||
29
sysdeps/x86_64/fpu/multiarch/s_rintf.c
Normal file
29
sysdeps/x86_64/fpu/multiarch/s_rintf.c
Normal file
@@ -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)
|
||||||
Reference in New Issue
Block a user