vr54xx_translate.c (2385B)
1 /* 2 * VR5432 extensions translation routines 3 * 4 * Reference: VR5432 Microprocessor User’s Manual 5 * (Document Number U13751EU5V0UM00) 6 * 7 * Copyright (c) 2021 Philippe Mathieu-Daudé 8 * 9 * SPDX-License-Identifier: GPL-2.0-or-later 10 */ 11 12 #include "qemu/osdep.h" 13 #include "tcg/tcg-op.h" 14 #include "exec/helper-gen.h" 15 #include "translate.h" 16 #include "internal.h" 17 18 /* Include the auto-generated decoder. */ 19 #include "decode-vr54xx.c.inc" 20 21 /* 22 * Integer Multiply-Accumulate Instructions 23 * 24 * MACC Multiply, accumulate, and move LO 25 * MACCHI Multiply, accumulate, and move HI 26 * MACCHIU Unsigned multiply, accumulate, and move HI 27 * MACCU Unsigned multiply, accumulate, and move LO 28 * MSAC Multiply, negate, accumulate, and move LO 29 * MSACHI Multiply, negate, accumulate, and move HI 30 * MSACHIU Unsigned multiply, negate, accumulate, and move HI 31 * MSACU Unsigned multiply, negate, accumulate, and move LO 32 * MULHI Multiply and move HI 33 * MULHIU Unsigned multiply and move HI 34 * MULS Multiply, negate, and move LO 35 * MULSHI Multiply, negate, and move HI 36 * MULSHIU Unsigned multiply, negate, and move HI 37 * MULSU Unsigned multiply, negate, and move LO 38 */ 39 40 static bool trans_mult_acc(DisasContext *ctx, arg_r *a, 41 void (*gen_helper_mult_acc)(TCGv, TCGv_ptr, TCGv, TCGv)) 42 { 43 TCGv t0 = tcg_temp_new(); 44 TCGv t1 = tcg_temp_new(); 45 46 gen_load_gpr(t0, a->rs); 47 gen_load_gpr(t1, a->rt); 48 49 gen_helper_mult_acc(t0, cpu_env, t0, t1); 50 51 gen_store_gpr(t0, a->rd); 52 53 tcg_temp_free(t0); 54 tcg_temp_free(t1); 55 56 return false; 57 } 58 59 TRANS(MACC, trans_mult_acc, gen_helper_macc); 60 TRANS(MACCHI, trans_mult_acc, gen_helper_macchi); 61 TRANS(MACCHIU, trans_mult_acc, gen_helper_macchiu); 62 TRANS(MACCU, trans_mult_acc, gen_helper_maccu); 63 TRANS(MSAC, trans_mult_acc, gen_helper_msac); 64 TRANS(MSACHI, trans_mult_acc, gen_helper_msachi); 65 TRANS(MSACHIU, trans_mult_acc, gen_helper_msachiu); 66 TRANS(MSACU, trans_mult_acc, gen_helper_msacu); 67 TRANS(MULHI, trans_mult_acc, gen_helper_mulhi); 68 TRANS(MULHIU, trans_mult_acc, gen_helper_mulhiu); 69 TRANS(MULS, trans_mult_acc, gen_helper_muls); 70 TRANS(MULSHI, trans_mult_acc, gen_helper_mulshi); 71 TRANS(MULSHIU, trans_mult_acc, gen_helper_mulshiu); 72 TRANS(MULSU, trans_mult_acc, gen_helper_mulsu);