| 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| 2 | /* |
| 3 | * Copyright (c) 2021 Loongson Technology Corporation Limited |
| 4 | */ |
| 5 | |
| 6 | static void gen_sll_w(TCGv dest, TCGv src1, TCGv src2) |
| 7 | { |
| 8 | TCGv t0 = tcg_temp_new(); |
| 9 | tcg_gen_andi_tl(t0, src2, 0x1f); |
| 10 | tcg_gen_shl_tl(dest, src1, t0); |
| 11 | } |
| 12 | |
| 13 | static void gen_srl_w(TCGv dest, TCGv src1, TCGv src2) |
| 14 | { |
| 15 | TCGv t0 = tcg_temp_new(); |
| 16 | tcg_gen_andi_tl(t0, src2, 0x1f); |
| 17 | tcg_gen_shr_tl(dest, src1, t0); |
| 18 | } |
| 19 | |
| 20 | static void gen_sra_w(TCGv dest, TCGv src1, TCGv src2) |
| 21 | { |
| 22 | TCGv t0 = tcg_temp_new(); |
| 23 | tcg_gen_andi_tl(t0, src2, 0x1f); |
| 24 | tcg_gen_sar_tl(dest, src1, t0); |
| 25 | } |
| 26 | |
| 27 | static void gen_sll_d(TCGv dest, TCGv src1, TCGv src2) |
| 28 | { |
| 29 | TCGv t0 = tcg_temp_new(); |
| 30 | tcg_gen_andi_tl(t0, src2, 0x3f); |
| 31 | tcg_gen_shl_tl(dest, src1, t0); |
| 32 | } |
| 33 | |
| 34 | static void gen_srl_d(TCGv dest, TCGv src1, TCGv src2) |
| 35 | { |
| 36 | TCGv t0 = tcg_temp_new(); |
| 37 | tcg_gen_andi_tl(t0, src2, 0x3f); |
| 38 | tcg_gen_shr_tl(dest, src1, t0); |
| 39 | } |
| 40 | |
| 41 | static void gen_sra_d(TCGv dest, TCGv src1, TCGv src2) |
| 42 | { |
| 43 | TCGv t0 = tcg_temp_new(); |
| 44 | tcg_gen_andi_tl(t0, src2, 0x3f); |
| 45 | tcg_gen_sar_tl(dest, src1, t0); |
| 46 | } |
| 47 | |
| 48 | static void gen_rotr_w(TCGv dest, TCGv src1, TCGv src2) |
| 49 | { |
| 50 | TCGv_i32 t1 = tcg_temp_new_i32(); |
| 51 | TCGv_i32 t2 = tcg_temp_new_i32(); |
| 52 | TCGv t0 = tcg_temp_new(); |
| 53 | |
| 54 | tcg_gen_andi_tl(t0, src2, 0x1f); |
| 55 | |
| 56 | tcg_gen_trunc_tl_i32(t1, src1); |
| 57 | tcg_gen_trunc_tl_i32(t2, t0); |
| 58 | |
| 59 | tcg_gen_rotr_i32(t1, t1, t2); |
| 60 | tcg_gen_ext_i32_tl(dest, t1); |
| 61 | } |
| 62 | |
| 63 | static void gen_rotr_d(TCGv dest, TCGv src1, TCGv src2) |
| 64 | { |
| 65 | TCGv t0 = tcg_temp_new(); |
| 66 | tcg_gen_andi_tl(t0, src2, 0x3f); |
| 67 | tcg_gen_rotr_tl(dest, src1, t0); |
| 68 | } |
| 69 | |
| 70 | static void gen_sari_w(TCGv dest, TCGv src1, target_long imm) |
| 71 | { |
| 72 | tcg_gen_sextract_tl(dest, src1, imm, 32 - imm); |
| 73 | } |
| 74 | |
| 75 | TRANS(sll_w, ALL, gen_rrr, EXT_ZERO, EXT_NONE, EXT_SIGN, gen_sll_w) |
| 76 | TRANS(srl_w, ALL, gen_rrr, EXT_ZERO, EXT_NONE, EXT_SIGN, gen_srl_w) |
| 77 | TRANS(sra_w, ALL, gen_rrr, EXT_SIGN, EXT_NONE, EXT_SIGN, gen_sra_w) |
| 78 | TRANS(sll_d, 64, gen_rrr, EXT_NONE, EXT_NONE, EXT_NONE, gen_sll_d) |
| 79 | TRANS(srl_d, 64, gen_rrr, EXT_NONE, EXT_NONE, EXT_NONE, gen_srl_d) |
| 80 | TRANS(sra_d, 64, gen_rrr, EXT_NONE, EXT_NONE, EXT_NONE, gen_sra_d) |
| 81 | TRANS(rotr_w, ALL, gen_rrr, EXT_ZERO, EXT_NONE, EXT_SIGN, gen_rotr_w) |
| 82 | TRANS(rotr_d, 64, gen_rrr, EXT_NONE, EXT_NONE, EXT_NONE, gen_rotr_d) |
| 83 | TRANS(slli_w, ALL, gen_rri_c, EXT_NONE, EXT_SIGN, tcg_gen_shli_tl) |
| 84 | TRANS(slli_d, 64, gen_rri_c, EXT_NONE, EXT_NONE, tcg_gen_shli_tl) |
| 85 | TRANS(srli_w, ALL, gen_rri_c, EXT_ZERO, EXT_SIGN, tcg_gen_shri_tl) |
| 86 | TRANS(srli_d, 64, gen_rri_c, EXT_NONE, EXT_NONE, tcg_gen_shri_tl) |
| 87 | TRANS(srai_w, ALL, gen_rri_c, EXT_NONE, EXT_NONE, gen_sari_w) |
| 88 | TRANS(srai_d, 64, gen_rri_c, EXT_NONE, EXT_NONE, tcg_gen_sari_tl) |
| 89 | TRANS(rotri_w, ALL, gen_rri_v, EXT_NONE, EXT_NONE, gen_rotr_w) |
| 90 | TRANS(rotri_d, 64, gen_rri_c, EXT_NONE, EXT_NONE, tcg_gen_rotri_tl) |