diff options
Diffstat (limited to 'tcg/mips/tcg-target-has.h')
| -rw-r--r-- | tcg/mips/tcg-target-has.h | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/tcg/mips/tcg-target-has.h b/tcg/mips/tcg-target-has.h new file mode 100644 index 0000000000..df6960fe9a --- /dev/null +++ b/tcg/mips/tcg-target-has.h @@ -0,0 +1,135 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Define target-specific opcode support + * Copyright (c) 2008-2009 Arnaud Patard <arnaud.patard@rtp-net.org> + * Copyright (c) 2009 Aurelien Jarno <aurelien@aurel32.net> + */ + +#ifndef TCG_TARGET_HAS_H +#define TCG_TARGET_HAS_H + +/* MOVN/MOVZ instructions detection */ +#if (defined(__mips_isa_rev) && (__mips_isa_rev >= 1)) || \ + defined(_MIPS_ARCH_LOONGSON2E) || defined(_MIPS_ARCH_LOONGSON2F) || \ + defined(_MIPS_ARCH_MIPS4) +#define use_movnz_instructions 1 +#else +extern bool use_movnz_instructions; +#endif + +/* MIPS32 instruction set detection */ +#if defined(__mips_isa_rev) && (__mips_isa_rev >= 1) +#define use_mips32_instructions 1 +#else +extern bool use_mips32_instructions; +#endif + +/* MIPS32R2 instruction set detection */ +#if defined(__mips_isa_rev) && (__mips_isa_rev >= 2) +#define use_mips32r2_instructions 1 +#else +extern bool use_mips32r2_instructions; +#endif + +/* MIPS32R6 instruction set detection */ +#if defined(__mips_isa_rev) && (__mips_isa_rev >= 6) +#define use_mips32r6_instructions 1 +#else +#define use_mips32r6_instructions 0 +#endif + +/* optional instructions */ +#define TCG_TARGET_HAS_div_i32 1 +#define TCG_TARGET_HAS_rem_i32 1 +#define TCG_TARGET_HAS_not_i32 1 +#define TCG_TARGET_HAS_nor_i32 1 +#define TCG_TARGET_HAS_andc_i32 0 +#define TCG_TARGET_HAS_orc_i32 0 +#define TCG_TARGET_HAS_eqv_i32 0 +#define TCG_TARGET_HAS_nand_i32 0 +#define TCG_TARGET_HAS_mulu2_i32 (!use_mips32r6_instructions) +#define TCG_TARGET_HAS_muls2_i32 (!use_mips32r6_instructions) +#define TCG_TARGET_HAS_muluh_i32 1 +#define TCG_TARGET_HAS_mulsh_i32 1 +#define TCG_TARGET_HAS_bswap16_i32 1 +#define TCG_TARGET_HAS_bswap32_i32 1 +#define TCG_TARGET_HAS_negsetcond_i32 0 + +#if TCG_TARGET_REG_BITS == 64 +#define TCG_TARGET_HAS_add2_i32 0 +#define TCG_TARGET_HAS_sub2_i32 0 +#define TCG_TARGET_HAS_extr_i64_i32 1 +#define TCG_TARGET_HAS_div_i64 1 +#define TCG_TARGET_HAS_rem_i64 1 +#define TCG_TARGET_HAS_not_i64 1 +#define TCG_TARGET_HAS_nor_i64 1 +#define TCG_TARGET_HAS_andc_i64 0 +#define TCG_TARGET_HAS_orc_i64 0 +#define TCG_TARGET_HAS_eqv_i64 0 +#define TCG_TARGET_HAS_nand_i64 0 +#define TCG_TARGET_HAS_add2_i64 0 +#define TCG_TARGET_HAS_sub2_i64 0 +#define TCG_TARGET_HAS_mulu2_i64 (!use_mips32r6_instructions) +#define TCG_TARGET_HAS_muls2_i64 (!use_mips32r6_instructions) +#define TCG_TARGET_HAS_muluh_i64 1 +#define TCG_TARGET_HAS_mulsh_i64 1 +#define TCG_TARGET_HAS_ext32s_i64 1 +#define TCG_TARGET_HAS_ext32u_i64 1 +#define TCG_TARGET_HAS_negsetcond_i64 0 +#endif + +/* optional instructions detected at runtime */ +#define TCG_TARGET_HAS_extract2_i32 0 +#define TCG_TARGET_HAS_ext8s_i32 use_mips32r2_instructions +#define TCG_TARGET_HAS_ext16s_i32 use_mips32r2_instructions +#define TCG_TARGET_HAS_rot_i32 use_mips32r2_instructions +#define TCG_TARGET_HAS_clz_i32 use_mips32r2_instructions +#define TCG_TARGET_HAS_ctz_i32 0 +#define TCG_TARGET_HAS_ctpop_i32 0 +#define TCG_TARGET_HAS_qemu_st8_i32 0 + +#if TCG_TARGET_REG_BITS == 64 +#define TCG_TARGET_HAS_bswap16_i64 1 +#define TCG_TARGET_HAS_bswap32_i64 1 +#define TCG_TARGET_HAS_bswap64_i64 1 +#define TCG_TARGET_HAS_extract2_i64 0 +#define TCG_TARGET_HAS_ext8s_i64 use_mips32r2_instructions +#define TCG_TARGET_HAS_ext16s_i64 use_mips32r2_instructions +#define TCG_TARGET_HAS_rot_i64 use_mips32r2_instructions +#define TCG_TARGET_HAS_clz_i64 use_mips32r2_instructions +#define TCG_TARGET_HAS_ctz_i64 0 +#define TCG_TARGET_HAS_ctpop_i64 0 +#endif + +/* optional instructions automatically implemented */ +#define TCG_TARGET_HAS_ext8u_i32 0 /* andi rt, rs, 0xff */ +#define TCG_TARGET_HAS_ext16u_i32 0 /* andi rt, rs, 0xffff */ + +#if TCG_TARGET_REG_BITS == 64 +#define TCG_TARGET_HAS_ext8u_i64 0 /* andi rt, rs, 0xff */ +#define TCG_TARGET_HAS_ext16u_i64 0 /* andi rt, rs, 0xffff */ +#endif + +#define TCG_TARGET_HAS_qemu_ldst_i128 0 +#define TCG_TARGET_HAS_tst 0 + +#define TCG_TARGET_extract_valid(type, ofs, len) use_mips32r2_instructions +#define TCG_TARGET_deposit_valid(type, ofs, len) use_mips32r2_instructions + +static inline bool +tcg_target_sextract_valid(TCGType type, unsigned ofs, unsigned len) +{ + if (ofs == 0) { + switch (len) { + case 8: + case 16: + return use_mips32r2_instructions; + case 32: + return type == TCG_TYPE_I64; + } + } + return false; +} +#define TCG_TARGET_sextract_valid tcg_target_sextract_valid + +#endif |