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include/asm-arm/vfpmacros.h 894 Bytes
1da177e4c   Linus Torvalds   Linux-2.6.12-rc2
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  /*
   * 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
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  #if __LINUX_ARM_ARCH__ < 6
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  	LDC	p11, cr0, [\base],#33*4		    @ FLDMIAX \base!, {d0-d15}
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  #else
  	LDC	p11, cr0, [\base],#32*4		    @ FLDMIAD \base!, {d0-d15}
  #endif
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  	.endm
  
  	@ write all the working registers out of the VFP
  	.macro	VFPFSTMIA, base
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  #if __LINUX_ARM_ARCH__ < 6
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  	STC	p11, cr0, [\base],#33*4		    @ FSTMIAX \base!, {d0-d15}
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  #else
  	STC	p11, cr0, [\base],#32*4		    @ FSTMIAD \base!, {d0-d15}
  #endif
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  	.endm