]> www.pilppa.org Git - linux-2.6-omap-h63xx.git/blob - include/asm-arm/vfpmacros.h
Merge current mainline tree into linux-omap tree
[linux-2.6-omap-h63xx.git] / include / asm-arm / vfpmacros.h
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 #ifdef CONFIG_VFPv3
25         LDCL    p11, cr0, [\base],#32*4             @ FLDMIAD \base!, {d16-d31}
26 #endif
27         .endm
28
29         @ write all the working registers out of the VFP
30         .macro  VFPFSTMIA, base
31 #if __LINUX_ARM_ARCH__ < 6
32         STC     p11, cr0, [\base],#33*4             @ FSTMIAX \base!, {d0-d15}
33 #else
34         STC     p11, cr0, [\base],#32*4             @ FSTMIAD \base!, {d0-d15}
35 #endif
36 #ifdef CONFIG_VFPv3
37         STCL    p11, cr0, [\base],#32*4             @ FSTMIAD \base!, {d16-d31}
38 #endif
39         .endm