| // SPDX-License-Identifier: GPL-2.0 |
| #include <linux/uaccess.h> |
| #include <asm/sfp-machine.h> |
| #include <math-emu/soft-fp.h> |
| #include <math-emu/double.h> |
| fcmpu(u32 *ccr, int crfD, void *frA, void *frB) |
| int code[4] = { (1 << 3), (1 << 1), (1 << 2), (1 << 0) }; |
| printk("%s: %p (%08x) %d %p %p\n", __func__, ccr, *ccr, crfD, frA, frB); |
| 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); |
| cmp = code[(cmp + 1) & 3]; |
| __FPU_FPSCR &= ~(0x1f000); |
| __FPU_FPSCR |= (cmp << 12); |
| *ccr &= ~(15 << ((7 - crfD) << 2)); |
| *ccr |= (cmp << ((7 - crfD) << 2)); |
| printk("CR: %08x\n", *ccr); |