diff options
Diffstat (limited to 'include/asm-arm/vfpmacros.h')
| -rw-r--r-- | include/asm-arm/vfpmacros.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/include/asm-arm/vfpmacros.h b/include/asm-arm/vfpmacros.h new file mode 100644 index 00000000000..15bd6e74c9c --- /dev/null +++ b/include/asm-arm/vfpmacros.h @@ -0,0 +1,25 @@ +/* + * linux/include/asm-arm/vfpmacros.h + * + * Assembler-only file containing VFP macros and register definitions. + */ +#include "vfp.h" + +@ Macros to allow building with old toolkits (with no VFP support) + .macro VFPFMRX, rd, sysreg, cond + MRC\cond p10, 7, \rd, \sysreg, cr0, 0 @ FMRX \rd, \sysreg + .endm + + .macro VFPFMXR, sysreg, rd, cond + MCR\cond p10, 7, \rd, \sysreg, cr0, 0 @ FMXR \sysreg, \rd + .endm + + @ read all the working registers back into the VFP + .macro VFPFLDMIA, base + LDC p11, cr0, [\base],#33*4 @ FLDMIAX \base!, {d0-d15} + .endm + + @ write all the working registers out of the VFP + .macro VFPFSTMIA, base + STC p11, cr0, [\base],#33*4 @ FSTMIAX \base!, {d0-d15} + .endm |