text: #include <linux/types.h>
  #include <linux/errno.h>
  #include <asm/uaccess.h>
  
  #include "soft-fp.h"
  #include "double.h"
  
  int
  fcmpu(u32 *ccr, int crfD, void *frA, void *frB)
  {
  	FP_DECL_D(A);
  	FP_DECL_D(B);
  	int code[4] = { (1 << 3), (1 << 1), (1 << 2), (1 << 0) };
  	long cmp;
  
  #ifdef DEBUG
  	printk("%s: %p (%08x) %d %p %p\n", __FUNCTION__, ccr, *ccr, crfD, frA, frB);
  #endif
  
  	__FP_UNPACK_D(A, frA);
  	__FP_UNPACK_D(B, frB);
  
  #ifdef DEBUG
  	printk("A: %ld %lu %lu %ld (%ld)\n", A_s, A_f1, A_f0, A_e, A_c);
  	printk("B: %ld %lu %lu %ld (%ld)\n", B_s, B_f1, B_f0, B_e, B_c);
  #endif
  
  	FP_CMP_D(cmp, A, B, 2);
  	cmp = code[(cmp + 1) & 3];
  
  	__FPU_FPSCR &= ~(0x1f000);
  	__FPU_FPSCR |= (cmp << 12);
  
  	*ccr &= ~(15 << ((7 - crfD) << 2));
  	*ccr |= (cmp << ((7 - crfD) << 2));
  
  #ifdef DEBUG
  	printk("CR: %08x\n", *ccr);
  #endif
  
  	return 0;
  }
  