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_extract2_i32 0 14 #define TCG_TARGET_HAS_add2_i32 1 15 #define TCG_TARGET_HAS_sub2_i32 1 16 #define TCG_TARGET_HAS_qemu_st8_i32 0 17 18 #define TCG_TARGET_HAS_extract2_i64 0 19 #define TCG_TARGET_HAS_extr_i64_i32 1 20 #define TCG_TARGET_HAS_bswap64_i64 (cpuinfo & CPUINFO_ZBB) 21 #define TCG_TARGET_HAS_add2_i64 1 22 #define TCG_TARGET_HAS_sub2_i64 1 23 24 #define TCG_TARGET_HAS_qemu_ldst_i128 0 25 26 #define TCG_TARGET_HAS_tst 0 27 28 /* vector instructions */ 29 #define TCG_TARGET_HAS_v64 (cpuinfo & CPUINFO_ZVE64X) 30 #define TCG_TARGET_HAS_v128 (cpuinfo & CPUINFO_ZVE64X) 31 #define TCG_TARGET_HAS_v256 (cpuinfo & CPUINFO_ZVE64X) 32 #define TCG_TARGET_HAS_andc_vec 0 33 #define TCG_TARGET_HAS_orc_vec 0 34 #define TCG_TARGET_HAS_nand_vec 0 35 #define TCG_TARGET_HAS_nor_vec 0 36 #define TCG_TARGET_HAS_eqv_vec 0 37 #define TCG_TARGET_HAS_not_vec 1 38 #define TCG_TARGET_HAS_neg_vec 1 39 #define TCG_TARGET_HAS_abs_vec 0 40 #define TCG_TARGET_HAS_roti_vec 1 41 #define TCG_TARGET_HAS_rots_vec 1 42 #define TCG_TARGET_HAS_rotv_vec 1 43 #define TCG_TARGET_HAS_shi_vec 1 44 #define TCG_TARGET_HAS_shs_vec 1 45 #define TCG_TARGET_HAS_shv_vec 1 46 #define TCG_TARGET_HAS_mul_vec 1 47 #define TCG_TARGET_HAS_sat_vec 1 48 #define TCG_TARGET_HAS_minmax_vec 1 49 #define TCG_TARGET_HAS_bitsel_vec 0 50 #define TCG_TARGET_HAS_cmpsel_vec 1 51 52 #define TCG_TARGET_HAS_tst_vec 0 53 54 static inline bool 55 tcg_target_extract_valid(TCGType type, unsigned ofs, unsigned len) 56 { 57 if (type == TCG_TYPE_I64 && ofs + len == 32) { 58 /* ofs > 0 uses SRLIW; ofs == 0 uses add.uw. */ 59 return ofs || (cpuinfo & CPUINFO_ZBA); 60 } 61 switch (len) { 62 case 1: 63 return (cpuinfo & CPUINFO_ZBS) && ofs != 0; 64 case 16: 65 return (cpuinfo & CPUINFO_ZBB) && ofs == 0; 66 } 67 return false; 68 } 69 #define TCG_TARGET_extract_valid tcg_target_extract_valid 70 71 static inline bool 72 tcg_target_sextract_valid(TCGType type, unsigned ofs, unsigned len) 73 { 74 if (type == TCG_TYPE_I64 && ofs + len == 32) { 75 return true; 76 } 77 return (cpuinfo & CPUINFO_ZBB) && ofs == 0 && (len == 8 || len == 16); 78 } 79 #define TCG_TARGET_sextract_valid tcg_target_sextract_valid 80 81 #define TCG_TARGET_deposit_valid(type, ofs, len) 0 82 83 #endif 84