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https://opencores.org/ocsvn/or1k_soc_on_altera_embedded_dev_kit/or1k_soc_on_altera_embedded_dev_kit/trunk
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[/] [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; }