[linux-block.git] / include / asm-arm / vfpmacros.h

/*
 * 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
#if __LINUX_ARM_ARCH__ < 6
	LDC	p11, cr0, [\base],#33*4		    @ FLDMIAX \base!, {d0-d15}
#else
	LDC	p11, cr0, [\base],#32*4		    @ FLDMIAD \base!, {d0-d15}
#endif
	.endm

	@ write all the working registers out of the VFP
	.macro	VFPFSTMIA, base
#if __LINUX_ARM_ARCH__ < 6
	STC	p11, cr0, [\base],#33*4		    @ FSTMIAX \base!, {d0-d15}
#else
	STC	p11, cr0, [\base],#32*4		    @ FSTMIAD \base!, {d0-d15}
#endif
	.endm
Commit	Line	Data
1da177e4 LT	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
bb54a335	19	#if __LINUX_ARM_ARCH__ < 6
1da177e4	20	LDC p11, cr0, [\base],#33*4 @ FLDMIAX \base!, {d0-d15}
bb54a335 CM	21	#else
	22	LDC p11, cr0, [\base],#32*4 @ FLDMIAD \base!, {d0-d15}
	23	#endif
1da177e4 LT	24	.endm
	25
	26	@ write all the working registers out of the VFP
	27	.macro VFPFSTMIA, base
bb54a335	28	#if __LINUX_ARM_ARCH__ < 6
1da177e4	29	STC p11, cr0, [\base],#33*4 @ FSTMIAX \base!, {d0-d15}
bb54a335 CM	30	#else
	31	STC p11, cr0, [\base],#32*4 @ FSTMIAD \base!, {d0-d15}
	32	#endif
1da177e4	33	.endm