1 /* SPDX-License-Identifier: MIT */ 2 /* 3 * Define target-specific opcode support 4 * Copyright (c) 2018 SiFive, Inc 5 */ 6 7 #ifndef TCG_TARGET_HAS_H 8 #define TCG_TARGET_HAS_H 9 10 #include "host/cpuinfo.h" 11 12 /* optional instructions */ 13 #define TCG_TARGET_HAS_extr_i64_i32 1 14 #define TCG_TARGET_HAS_qemu_ldst_i128 0 15 #define TCG_TARGET_HAS_tst 0 16 17 /* vector instructions */ 18 #define TCG_TARGET_HAS_v64 (cpuinfo & CPUINFO_ZVE64X) 19 #define TCG_TARGET_HAS_v128 (cpuinfo & CPUINFO_ZVE64X) 20 #define TCG_TARGET_HAS_v256 (cpuinfo & CPUINFO_ZVE64X) 21 #define TCG_TARGET_HAS_andc_vec 0 22 #define TCG_TARGET_HAS_orc_vec 0 23 #define TCG_TARGET_HAS_nand_vec 0 24 #define TCG_TARGET_HAS_nor_vec 0 25 #define TCG_TARGET_HAS_eqv_vec 0 26 #define TCG_TARGET_HAS_not_vec 1 27 #define TCG_TARGET_HAS_neg_vec 1 28 #define TCG_TARGET_HAS_abs_vec 0 29 #define TCG_TARGET_HAS_roti_vec 1 30 #define TCG_TARGET_HAS_rots_vec 1 31 #define TCG_TARGET_HAS_rotv_vec 1 32 #define TCG_TARGET_HAS_shi_vec 1 33 #define TCG_TARGET_HAS_shs_vec 1 34 #define TCG_TARGET_HAS_shv_vec 1 35 #define TCG_TARGET_HAS_mul_vec 1 36 #define TCG_TARGET_HAS_sat_vec 1 37 #define TCG_TARGET_HAS_minmax_vec 1 38 #define TCG_TARGET_HAS_bitsel_vec 0 39 #define TCG_TARGET_HAS_cmpsel_vec 1 40 41 #define TCG_TARGET_HAS_tst_vec 0 42 43 static inline bool 44 tcg_target_extract_valid(TCGType type, unsigned ofs, unsigned len) 45 { 46 if (type == TCG_TYPE_I64 && ofs + len == 32) { 47 /* ofs > 0 uses SRLIW; ofs == 0 uses add.uw. */ 48 return ofs || (cpuinfo & CPUINFO_ZBA); 49 } 50 switch (len) { 51 case 1: 52 return (cpuinfo & CPUINFO_ZBS) && ofs != 0; 53 case 16: 54 return (cpuinfo & CPUINFO_ZBB) && ofs == 0; 55 } 56 return false; 57 } 58 #define TCG_TARGET_extract_valid tcg_target_extract_valid 59 60 static inline bool 61 tcg_target_sextract_valid(TCGType type, unsigned ofs, unsigned len) 62 { 63 if (type == TCG_TYPE_I64 && ofs + len == 32) { 64 return true; 65 } 66 return (cpuinfo & CPUINFO_ZBB) && ofs == 0 && (len == 8 || len == 16); 67 } 68 #define TCG_TARGET_sextract_valid tcg_target_sextract_valid 69 70 #define TCG_TARGET_deposit_valid(type, ofs, len) 0 71 72 #endif 73