powerpc/math-emu/math_efp.c

183 	union dw_union vc, va, vb;
200 	vc.wp[0] = current->thread.evr[fc];
201 	vc.wp[1] = regs->gpr[fc];
210 	pr_debug("vc: %08x  %08x\n", vc.wp[0], vc.wp[1]);
236 			vc.wp[1] = va.wp[1] & ~SIGN_BIT_S;
240 			vc.wp[1] = va.wp[1] | SIGN_BIT_S;
244 			vc.wp[1] = va.wp[1] ^ SIGN_BIT_S;
278 				vc.wp[1] = 0;
282 				FP_TO_INT_ROUND_S(vc.wp[1], SB, 32,
302 				vc.wp[1] = 0;
305 				FP_TO_INT_ROUND_S(vc.wp[1], SB, 32,
313 				vc.wp[1] = 0;
316 				FP_TO_INT_S(vc.wp[1], SB, 32,
329 		FP_PACK_SP(vc.wp + 1, SR);
367 			vc.dp[0] = va.dp[0] & ~SIGN_BIT_D;
371 			vc.dp[0] = va.dp[0] | SIGN_BIT_D;
375 			vc.dp[0] = va.dp[0] ^ SIGN_BIT_D;
409 				vc.wp[1] = 0;
413 				FP_TO_INT_ROUND_D(vc.wp[1], DB, 32,
433 				vc.dp[0] = 0;
436 				FP_TO_INT_D(vc.dp[0], DB, 64,
444 				vc.wp[1] = 0;
447 				FP_TO_INT_ROUND_D(vc.wp[1], DB, 32,
455 				vc.wp[1] = 0;
458 				FP_TO_INT_D(vc.wp[1], DB, 32,
472 		FP_PACK_DP(vc.dp, DR);
520 			vc.wp[0] = va.wp[0] & ~SIGN_BIT_S;
521 			vc.wp[1] = va.wp[1] & ~SIGN_BIT_S;
525 			vc.wp[0] = va.wp[0] | SIGN_BIT_S;
526 			vc.wp[1] = va.wp[1] | SIGN_BIT_S;
530 			vc.wp[0] = va.wp[0] ^ SIGN_BIT_S;
531 			vc.wp[1] = va.wp[1] ^ SIGN_BIT_S;
569 				vc.wp[0] = 0;
573 				FP_TO_INT_ROUND_S(vc.wp[0], SB0, 32,
577 				vc.wp[1] = 0;
581 				FP_TO_INT_ROUND_S(vc.wp[1], SB1, 32,
589 				vc.wp[0] = 0;
592 				FP_TO_INT_ROUND_S(vc.wp[0], SB0, 32,
596 				vc.wp[1] = 0;
599 				FP_TO_INT_ROUND_S(vc.wp[1], SB1, 32,
607 				vc.wp[0] = 0;
610 				FP_TO_INT_S(vc.wp[0], SB0, 32,
614 				vc.wp[1] = 0;
617 				FP_TO_INT_S(vc.wp[1], SB1, 32,
633 		FP_PACK_SP(vc.wp, SR0);
634 		FP_PACK_SP(vc.wp + 1, SR1);
685 	current->thread.evr[fc] = vc.wp[0];
686 	regs->gpr[fc] = vc.wp[1];
691 	pr_debug("vc: %08x  %08x\n", vc.wp[0], vc.wp[1]);