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URL https://opencores.org/ocsvn/or1k_soc_on_altera_embedded_dev_kit/or1k_soc_on_altera_embedded_dev_kit/trunk

Subversion Repositories or1k_soc_on_altera_embedded_dev_kit

[/] [or1k_soc_on_altera_embedded_dev_kit/] [trunk/] [linux-2.6/] [linux-2.6.24/] [arch/] [powerpc/] [math-emu/] [fctiwz.c] - Rev 3

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#include <linux/types.h>
#include <linux/errno.h>
#include <asm/uaccess.h>
 
#include "soft-fp.h"
#include "double.h"
 
int
fctiwz(u32 *frD, void *frB)
{
	FP_DECL_D(B);
	u32 fpscr;
	unsigned int r;
 
	fpscr = __FPU_FPSCR;
	__FPU_FPSCR &= ~(3);
	__FPU_FPSCR |= FP_RND_ZERO;
 
	__FP_UNPACK_D(B, frB);
	FP_TO_INT_D(r, B, 32, 1);
	frD[1] = r;
 
	__FPU_FPSCR = fpscr;
 
#ifdef DEBUG
	printk("%s: D %p, B %p: ", __FUNCTION__, frD, frB);
	dump_double(frD);
	printk("\n");
#endif
 
	return 0;
}
 

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