about summary refs log tree commit diff
path: root/sysdeps/aarch64/fpu/fpu_control.h
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/aarch64/fpu/fpu_control.h')
-rw-r--r--sysdeps/aarch64/fpu/fpu_control.h81
1 files changed, 0 insertions, 81 deletions
diff --git a/sysdeps/aarch64/fpu/fpu_control.h b/sysdeps/aarch64/fpu/fpu_control.h
deleted file mode 100644
index efad68b98e..0000000000
--- a/sysdeps/aarch64/fpu/fpu_control.h
+++ /dev/null
@@ -1,81 +0,0 @@
-/* Copyright (C) 1996-2017 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/>.  */
-
-#ifndef _AARCH64_FPU_CONTROL_H
-#define _AARCH64_FPU_CONTROL_H
-
-/* Macros for accessing the FPCR and FPSR.  */
-
-#define _FPU_GETCW(fpcr) \
-  __asm__ __volatile__ ("mrs	%0, fpcr" : "=r" (fpcr))
-
-#define _FPU_SETCW(fpcr) \
-  __asm__ __volatile__ ("msr	fpcr, %0" : : "r" (fpcr))
-
-#define _FPU_GETFPSR(fpsr) \
-  __asm__ __volatile__ ("mrs	%0, fpsr" : "=r" (fpsr))
-
-#define _FPU_SETFPSR(fpsr) \
-  __asm__ __volatile__ ("msr	fpsr, %0" : : "r" (fpsr))
-
-/* Reserved bits should be preserved when modifying register
-   contents. These two masks indicate which bits in each of FPCR and
-   FPSR should not be changed.  */
-
-#define _FPU_RESERVED		0xfe0fe0ff
-#define _FPU_FPSR_RESERVED	0x0fffffe0
-
-#define _FPU_DEFAULT		0x00000000
-#define _FPU_FPSR_DEFAULT	0x00000000
-
-/* Layout of FPCR and FPSR:
-
-   |       |       |       |       |       |       |       |
-   0 0 0 0 1 1 1 0 0 0 0 0 1 0 0 0 1 1 1 0 0 0 0 0 1 1 1 0 0 0 0 0
-   s s s s s                                       s     s s s s s
-             c c c c c c c               c c c c c
-   N Z C V Q A D F R R S S S L L L I U U I U O D I I U U I U O D I
-           C H N Z M M T T B E E E D N N X F F Z O D N N X F F Z O
-             P     O O R R Z N N N E K K E E E E E C K K C C C C C
-                   D D I I P
-                   E E D D
-                       E E
- */
-
-#define _FPU_FPCR_RM_MASK  0xc00000
-
-#define _FPU_FPCR_MASK_IXE 0x1000
-#define _FPU_FPCR_MASK_UFE 0x0800
-#define _FPU_FPCR_MASK_OFE 0x0400
-#define _FPU_FPCR_MASK_DZE 0x0200
-#define _FPU_FPCR_MASK_IOE 0x0100
-
-#define _FPU_FPCR_IEEE                       \
-  (_FPU_DEFAULT  | _FPU_FPCR_MASK_IXE |	     \
-   _FPU_FPCR_MASK_UFE | _FPU_FPCR_MASK_OFE | \
-   _FPU_FPCR_MASK_DZE | _FPU_FPCR_MASK_IOE)
-
-#define _FPU_FPSR_IEEE 0
-
-typedef unsigned int fpu_control_t;
-typedef unsigned int fpu_fpsr_t;
-
-/* Default control word set at startup.  */
-extern fpu_control_t __fpu_control;
-
-#endif