tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * linux/include/asm-arm/vfpmacros.h
3 *
4 * Assembler-only file containing VFP macros and register definitions.
5 */
6#include "vfp.h"
7
8@ Macros to allow building with old toolkits (with no VFP support)
9 .macro VFPFMRX, rd, sysreg, cond
10 MRC\cond p10, 7, \rd, \sysreg, cr0, 0 @ FMRX \rd, \sysreg
11 .endm
12
13 .macro VFPFMXR, sysreg, rd, cond
14 MCR\cond p10, 7, \rd, \sysreg, cr0, 0 @ FMXR \sysreg, \rd
15 .endm
16
17 @ read all the working registers back into the VFP
18 .macro VFPFLDMIA, base
19#if __LINUX_ARM_ARCH__ < 6
20 LDC p11, cr0, [\base],#33*4 @ FLDMIAX \base!, {d0-d15}
21#else
22 LDC p11, cr0, [\base],#32*4 @ FLDMIAD \base!, {d0-d15}
23#endif
24 .endm
25
26 @ write all the working registers out of the VFP
27 .macro VFPFSTMIA, base
28#if __LINUX_ARM_ARCH__ < 6
29 STC p11, cr0, [\base],#33*4 @ FSTMIAX \base!, {d0-d15}
30#else
31 STC p11, cr0, [\base],#32*4 @ FSTMIAD \base!, {d0-d15}
32#endif
33 .endm