162306a36Sopenharmony_ci// SPDX-License-Identifier: GPL-2.0 262306a36Sopenharmony_ci#include <linux/types.h> 362306a36Sopenharmony_ci#include <linux/errno.h> 462306a36Sopenharmony_ci#include <linux/uaccess.h> 562306a36Sopenharmony_ci 662306a36Sopenharmony_ci#include <asm/sfp-machine.h> 762306a36Sopenharmony_ci#include <math-emu/soft-fp.h> 862306a36Sopenharmony_ci#include <math-emu/double.h> 962306a36Sopenharmony_ci 1062306a36Sopenharmony_ciint 1162306a36Sopenharmony_cifsel(u32 *frD, void *frA, u32 *frB, u32 *frC) 1262306a36Sopenharmony_ci{ 1362306a36Sopenharmony_ci FP_DECL_D(A); 1462306a36Sopenharmony_ci FP_DECL_EX; 1562306a36Sopenharmony_ci 1662306a36Sopenharmony_ci#ifdef DEBUG 1762306a36Sopenharmony_ci printk("%s: %p %p %p %p\n", __func__, frD, frA, frB, frC); 1862306a36Sopenharmony_ci#endif 1962306a36Sopenharmony_ci 2062306a36Sopenharmony_ci FP_UNPACK_DP(A, frA); 2162306a36Sopenharmony_ci 2262306a36Sopenharmony_ci#ifdef DEBUG 2362306a36Sopenharmony_ci printk("A: %ld %lu %lu %ld (%ld)\n", A_s, A_f1, A_f0, A_e, A_c); 2462306a36Sopenharmony_ci printk("B: %08x %08x\n", frB[0], frB[1]); 2562306a36Sopenharmony_ci printk("C: %08x %08x\n", frC[0], frC[1]); 2662306a36Sopenharmony_ci#endif 2762306a36Sopenharmony_ci 2862306a36Sopenharmony_ci if (A_c == FP_CLS_NAN || (A_c != FP_CLS_ZERO && A_s)) { 2962306a36Sopenharmony_ci frD[0] = frB[0]; 3062306a36Sopenharmony_ci frD[1] = frB[1]; 3162306a36Sopenharmony_ci } else { 3262306a36Sopenharmony_ci frD[0] = frC[0]; 3362306a36Sopenharmony_ci frD[1] = frC[1]; 3462306a36Sopenharmony_ci } 3562306a36Sopenharmony_ci 3662306a36Sopenharmony_ci#ifdef DEBUG 3762306a36Sopenharmony_ci printk("D: %08x.%08x\n", frD[0], frD[1]); 3862306a36Sopenharmony_ci#endif 3962306a36Sopenharmony_ci 4062306a36Sopenharmony_ci return 0; 4162306a36Sopenharmony_ci} 42