--- qemu/tcg/mips/tcg-target.c 2018/04/24 17:35:29 1.1.1.1 +++ qemu/tcg/mips/tcg-target.c 2018/04/24 19:18:22 1.1.1.7 @@ -222,8 +222,8 @@ static int target_parse_constraint(TCGAr case 'S': /* qemu_st constraint */ ct->ct |= TCG_CT_REG; tcg_regset_set(ct->u.regs, 0xffffffff); -#if defined(CONFIG_SOFTMMU) tcg_regset_reset_reg(ct->u.regs, TCG_REG_A0); +#if defined(CONFIG_SOFTMMU) # if TARGET_LONG_BITS == 64 tcg_regset_reset_reg(ct->u.regs, TCG_REG_A1); # endif @@ -270,10 +270,11 @@ static inline int tcg_target_const_match /* instruction opcodes */ enum { - OPC_SPECIAL = 0x00 << 26, OPC_BEQ = 0x04 << 26, OPC_BNE = 0x05 << 26, OPC_ADDIU = 0x09 << 26, + OPC_SLTI = 0x0A << 26, + OPC_SLTIU = 0x0B << 26, OPC_ANDI = 0x0C << 26, OPC_ORI = 0x0D << 26, OPC_XORI = 0x0E << 26, @@ -287,6 +288,8 @@ enum { OPC_SB = 0x28 << 26, OPC_SH = 0x29 << 26, OPC_SW = 0x2B << 26, + + OPC_SPECIAL = 0x00 << 26, OPC_SLL = OPC_SPECIAL | 0x00, OPC_SRL = OPC_SPECIAL | 0x02, OPC_SRA = OPC_SPECIAL | 0x03, @@ -309,6 +312,10 @@ enum { OPC_NOR = OPC_SPECIAL | 0x27, OPC_SLT = OPC_SPECIAL | 0x2A, OPC_SLTU = OPC_SPECIAL | 0x2B, + + OPC_SPECIAL3 = 0x1f << 26, + OPC_SEB = OPC_SPECIAL3 | 0x420, + OPC_SEH = OPC_SPECIAL3 | 0x620, }; /* @@ -340,6 +347,19 @@ static inline void tcg_out_opc_imm(TCGCo } /* + * Type branch + */ +static inline void tcg_out_opc_br(TCGContext *s, int opc, int rt, int rs) +{ + /* We pay attention here to not modify the branch target by reading + the existing value and using it again. This ensure that caches and + memory are kept coherent during retranslation. */ + uint16_t offset = (uint16_t)(*(uint32_t *) s->code_ptr); + + tcg_out_opc_imm(s, opc, rt, rs, offset); +} + +/* * Type sa */ static inline void tcg_out_opc_sa(TCGContext *s, int opc, int rd, int rt, int sa) @@ -359,13 +379,14 @@ static inline void tcg_out_nop(TCGContex tcg_out32(s, 0); } -static inline void tcg_out_mov(TCGContext *s, int ret, int arg) +static inline void tcg_out_mov(TCGContext *s, TCGType type, + TCGReg ret, TCGReg arg) { tcg_out_opc_reg(s, OPC_ADDU, ret, arg, TCG_REG_ZERO); } static inline void tcg_out_movi(TCGContext *s, TCGType type, - int reg, int32_t arg) + TCGReg reg, tcg_target_long arg) { if (arg == (int16_t)arg) { tcg_out_opc_imm(s, OPC_ADDIU, reg, TCG_REG_ZERO, arg); @@ -428,6 +449,26 @@ static inline void tcg_out_bswap32(TCGCo tcg_out_opc_reg(s, OPC_OR, ret, ret, TCG_REG_AT); } +static inline void tcg_out_ext8s(TCGContext *s, int ret, int arg) +{ +#ifdef _MIPS_ARCH_MIPS32R2 + tcg_out_opc_reg(s, OPC_SEB, ret, 0, arg); +#else + tcg_out_opc_sa(s, OPC_SLL, ret, arg, 24); + tcg_out_opc_sa(s, OPC_SRA, ret, ret, 24); +#endif +} + +static inline void tcg_out_ext16s(TCGContext *s, int ret, int arg) +{ +#ifdef _MIPS_ARCH_MIPS32R2 + tcg_out_opc_reg(s, OPC_SEH, ret, 0, arg); +#else + tcg_out_opc_sa(s, OPC_SLL, ret, arg, 16); + tcg_out_opc_sa(s, OPC_SRA, ret, ret, 16); +#endif +} + static inline void tcg_out_ldst(TCGContext *s, int opc, int arg, int arg1, tcg_target_long arg2) { @@ -440,14 +481,14 @@ static inline void tcg_out_ldst(TCGConte } } -static inline void tcg_out_ld(TCGContext *s, TCGType type, int arg, - int arg1, tcg_target_long arg2) +static inline void tcg_out_ld(TCGContext *s, TCGType type, TCGReg arg, + TCGReg arg1, tcg_target_long arg2) { tcg_out_ldst(s, OPC_LW, arg, arg1, arg2); } -static inline void tcg_out_st(TCGContext *s, TCGType type, int arg, - int arg1, tcg_target_long arg2) +static inline void tcg_out_st(TCGContext *s, TCGType type, TCGReg arg, + TCGReg arg1, tcg_target_long arg2) { tcg_out_ldst(s, OPC_SW, arg, arg1, arg2); } @@ -462,49 +503,49 @@ static inline void tcg_out_addi(TCGConte } } -static void tcg_out_brcond(TCGContext *s, int cond, int arg1, +static void tcg_out_brcond(TCGContext *s, TCGCond cond, int arg1, int arg2, int label_index) { TCGLabel *l = &s->labels[label_index]; switch (cond) { case TCG_COND_EQ: - tcg_out_opc_imm(s, OPC_BEQ, arg1, arg2, 0); + tcg_out_opc_br(s, OPC_BEQ, arg1, arg2); break; case TCG_COND_NE: - tcg_out_opc_imm(s, OPC_BNE, arg1, arg2, 0); + tcg_out_opc_br(s, OPC_BNE, arg1, arg2); break; case TCG_COND_LT: tcg_out_opc_reg(s, OPC_SLT, TCG_REG_AT, arg1, arg2); - tcg_out_opc_imm(s, OPC_BNE, TCG_REG_AT, TCG_REG_ZERO, 0); + tcg_out_opc_br(s, OPC_BNE, TCG_REG_AT, TCG_REG_ZERO); break; case TCG_COND_LTU: tcg_out_opc_reg(s, OPC_SLTU, TCG_REG_AT, arg1, arg2); - tcg_out_opc_imm(s, OPC_BNE, TCG_REG_AT, TCG_REG_ZERO, 0); + tcg_out_opc_br(s, OPC_BNE, TCG_REG_AT, TCG_REG_ZERO); break; case TCG_COND_GE: tcg_out_opc_reg(s, OPC_SLT, TCG_REG_AT, arg1, arg2); - tcg_out_opc_imm(s, OPC_BEQ, TCG_REG_AT, TCG_REG_ZERO, 0); + tcg_out_opc_br(s, OPC_BEQ, TCG_REG_AT, TCG_REG_ZERO); break; case TCG_COND_GEU: tcg_out_opc_reg(s, OPC_SLTU, TCG_REG_AT, arg1, arg2); - tcg_out_opc_imm(s, OPC_BEQ, TCG_REG_AT, TCG_REG_ZERO, 0); + tcg_out_opc_br(s, OPC_BEQ, TCG_REG_AT, TCG_REG_ZERO); break; case TCG_COND_LE: tcg_out_opc_reg(s, OPC_SLT, TCG_REG_AT, arg2, arg1); - tcg_out_opc_imm(s, OPC_BEQ, TCG_REG_AT, TCG_REG_ZERO, 0); + tcg_out_opc_br(s, OPC_BEQ, TCG_REG_AT, TCG_REG_ZERO); break; case TCG_COND_LEU: tcg_out_opc_reg(s, OPC_SLTU, TCG_REG_AT, arg2, arg1); - tcg_out_opc_imm(s, OPC_BEQ, TCG_REG_AT, TCG_REG_ZERO, 0); + tcg_out_opc_br(s, OPC_BEQ, TCG_REG_AT, TCG_REG_ZERO); break; case TCG_COND_GT: tcg_out_opc_reg(s, OPC_SLT, TCG_REG_AT, arg2, arg1); - tcg_out_opc_imm(s, OPC_BNE, TCG_REG_AT, TCG_REG_ZERO, 0); + tcg_out_opc_br(s, OPC_BNE, TCG_REG_AT, TCG_REG_ZERO); break; case TCG_COND_GTU: tcg_out_opc_reg(s, OPC_SLTU, TCG_REG_AT, arg2, arg1); - tcg_out_opc_imm(s, OPC_BNE, TCG_REG_AT, TCG_REG_ZERO, 0); + tcg_out_opc_br(s, OPC_BNE, TCG_REG_AT, TCG_REG_ZERO); break; default: tcg_abort(); @@ -520,7 +561,7 @@ static void tcg_out_brcond(TCGContext *s /* XXX: we implement it at the target level to avoid having to handle cross basic blocks temporaries */ -static void tcg_out_brcond2(TCGContext *s, int cond, int arg1, +static void tcg_out_brcond2(TCGContext *s, TCGCond cond, int arg1, int arg2, int arg3, int arg4, int label_index) { void *label_ptr; @@ -553,7 +594,7 @@ static void tcg_out_brcond2(TCGContext * } label_ptr = s->code_ptr; - tcg_out_opc_imm(s, OPC_BNE, arg2, arg4, 0); + tcg_out_opc_br(s, OPC_BNE, arg2, arg4); tcg_out_nop(s); switch(cond) { @@ -583,6 +624,128 @@ static void tcg_out_brcond2(TCGContext * reloc_pc16(label_ptr, (tcg_target_long) s->code_ptr); } +static void tcg_out_setcond(TCGContext *s, TCGCond cond, int ret, + int arg1, int arg2) +{ + switch (cond) { + case TCG_COND_EQ: + if (arg1 == 0) { + tcg_out_opc_imm(s, OPC_SLTIU, ret, arg2, 1); + } else if (arg2 == 0) { + tcg_out_opc_imm(s, OPC_SLTIU, ret, arg1, 1); + } else { + tcg_out_opc_reg(s, OPC_XOR, ret, arg1, arg2); + tcg_out_opc_imm(s, OPC_SLTIU, ret, ret, 1); + } + break; + case TCG_COND_NE: + if (arg1 == 0) { + tcg_out_opc_reg(s, OPC_SLTU, ret, TCG_REG_ZERO, arg2); + } else if (arg2 == 0) { + tcg_out_opc_reg(s, OPC_SLTU, ret, TCG_REG_ZERO, arg1); + } else { + tcg_out_opc_reg(s, OPC_XOR, ret, arg1, arg2); + tcg_out_opc_reg(s, OPC_SLTU, ret, TCG_REG_ZERO, ret); + } + break; + case TCG_COND_LT: + tcg_out_opc_reg(s, OPC_SLT, ret, arg1, arg2); + break; + case TCG_COND_LTU: + tcg_out_opc_reg(s, OPC_SLTU, ret, arg1, arg2); + break; + case TCG_COND_GE: + tcg_out_opc_reg(s, OPC_SLT, ret, arg1, arg2); + tcg_out_opc_imm(s, OPC_XORI, ret, ret, 1); + break; + case TCG_COND_GEU: + tcg_out_opc_reg(s, OPC_SLTU, ret, arg1, arg2); + tcg_out_opc_imm(s, OPC_XORI, ret, ret, 1); + break; + case TCG_COND_LE: + tcg_out_opc_reg(s, OPC_SLT, ret, arg2, arg1); + tcg_out_opc_imm(s, OPC_XORI, ret, ret, 1); + break; + case TCG_COND_LEU: + tcg_out_opc_reg(s, OPC_SLTU, ret, arg2, arg1); + tcg_out_opc_imm(s, OPC_XORI, ret, ret, 1); + break; + case TCG_COND_GT: + tcg_out_opc_reg(s, OPC_SLT, ret, arg2, arg1); + break; + case TCG_COND_GTU: + tcg_out_opc_reg(s, OPC_SLTU, ret, arg2, arg1); + break; + default: + tcg_abort(); + break; + } +} + +/* XXX: we implement it at the target level to avoid having to + handle cross basic blocks temporaries */ +static void tcg_out_setcond2(TCGContext *s, TCGCond cond, int ret, + int arg1, int arg2, int arg3, int arg4) +{ + switch (cond) { + case TCG_COND_EQ: + tcg_out_setcond(s, TCG_COND_EQ, TCG_REG_AT, arg2, arg4); + tcg_out_setcond(s, TCG_COND_EQ, TCG_REG_T0, arg1, arg3); + tcg_out_opc_reg(s, OPC_AND, ret, TCG_REG_AT, TCG_REG_T0); + return; + case TCG_COND_NE: + tcg_out_setcond(s, TCG_COND_NE, TCG_REG_AT, arg2, arg4); + tcg_out_setcond(s, TCG_COND_NE, TCG_REG_T0, arg1, arg3); + tcg_out_opc_reg(s, OPC_OR, ret, TCG_REG_AT, TCG_REG_T0); + return; + case TCG_COND_LT: + case TCG_COND_LE: + tcg_out_setcond(s, TCG_COND_LT, TCG_REG_AT, arg2, arg4); + break; + case TCG_COND_GT: + case TCG_COND_GE: + tcg_out_setcond(s, TCG_COND_GT, TCG_REG_AT, arg2, arg4); + break; + case TCG_COND_LTU: + case TCG_COND_LEU: + tcg_out_setcond(s, TCG_COND_LTU, TCG_REG_AT, arg2, arg4); + break; + case TCG_COND_GTU: + case TCG_COND_GEU: + tcg_out_setcond(s, TCG_COND_GTU, TCG_REG_AT, arg2, arg4); + break; + default: + tcg_abort(); + break; + } + + tcg_out_setcond(s, TCG_COND_EQ, TCG_REG_T0, arg2, arg4); + + switch(cond) { + case TCG_COND_LT: + case TCG_COND_LTU: + tcg_out_setcond(s, TCG_COND_LTU, ret, arg1, arg3); + break; + case TCG_COND_LE: + case TCG_COND_LEU: + tcg_out_setcond(s, TCG_COND_LEU, ret, arg1, arg3); + break; + case TCG_COND_GT: + case TCG_COND_GTU: + tcg_out_setcond(s, TCG_COND_GTU, ret, arg1, arg3); + break; + case TCG_COND_GE: + case TCG_COND_GEU: + tcg_out_setcond(s, TCG_COND_GEU, ret, arg1, arg3); + break; + default: + tcg_abort(); + } + + tcg_out_opc_reg(s, OPC_AND, ret, ret, TCG_REG_T0); + tcg_out_opc_reg(s, OPC_OR, ret, ret, TCG_REG_AT); +} + #if defined(CONFIG_SOFTMMU) #include "../../softmmu_defs.h" @@ -670,28 +833,28 @@ static void tcg_out_qemu_ld(TCGContext * # if TARGET_LONG_BITS == 64 label3_ptr = s->code_ptr; - tcg_out_opc_imm(s, OPC_BNE, TCG_REG_T0, TCG_REG_AT, 0); + tcg_out_opc_br(s, OPC_BNE, TCG_REG_T0, TCG_REG_AT); tcg_out_nop(s); tcg_out_opc_imm(s, OPC_LW, TCG_REG_AT, TCG_REG_A0, offsetof(CPUState, tlb_table[mem_index][0].addr_read) + addr_memh); label1_ptr = s->code_ptr; - tcg_out_opc_imm(s, OPC_BEQ, addr_regh, TCG_REG_AT, 0); + tcg_out_opc_br(s, OPC_BEQ, addr_regh, TCG_REG_AT); tcg_out_nop(s); reloc_pc16(label3_ptr, (tcg_target_long) s->code_ptr); # else label1_ptr = s->code_ptr; - tcg_out_opc_imm(s, OPC_BEQ, TCG_REG_T0, TCG_REG_AT, 0); + tcg_out_opc_br(s, OPC_BEQ, TCG_REG_T0, TCG_REG_AT); tcg_out_nop(s); # endif /* slow path */ sp_args = TCG_REG_A0; - tcg_out_mov(s, sp_args++, addr_reg1); + tcg_out_mov(s, TCG_TYPE_I32, sp_args++, addr_reg1); # if TARGET_LONG_BITS == 64 - tcg_out_mov(s, sp_args++, addr_reg2); + tcg_out_mov(s, TCG_TYPE_I32, sp_args++, addr_reg2); # endif tcg_out_movi(s, TCG_TYPE_I32, sp_args++, mem_index); tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_T9, (tcg_target_long)qemu_ld_helpers[s_bits]); @@ -703,85 +866,84 @@ static void tcg_out_qemu_ld(TCGContext * tcg_out_opc_imm(s, OPC_ANDI, data_reg1, TCG_REG_V0, 0xff); break; case 0 | 4: - tcg_out_opc_sa(s, OPC_SLL, TCG_REG_V0, TCG_REG_V0, 24); - tcg_out_opc_sa(s, OPC_SRA, data_reg1, TCG_REG_V0, 24); + tcg_out_ext8s(s, data_reg1, TCG_REG_V0); break; case 1: tcg_out_opc_imm(s, OPC_ANDI, data_reg1, TCG_REG_V0, 0xffff); break; case 1 | 4: - tcg_out_opc_sa(s, OPC_SLL, TCG_REG_V0, TCG_REG_V0, 16); - tcg_out_opc_sa(s, OPC_SRA, data_reg1, TCG_REG_V0, 16); + tcg_out_ext16s(s, data_reg1, TCG_REG_V0); break; case 2: - tcg_out_mov(s, data_reg1, TCG_REG_V0); + tcg_out_mov(s, TCG_TYPE_I32, data_reg1, TCG_REG_V0); break; case 3: - tcg_out_mov(s, data_reg2, TCG_REG_V1); - tcg_out_mov(s, data_reg1, TCG_REG_V0); + tcg_out_mov(s, TCG_TYPE_I32, data_reg2, TCG_REG_V1); + tcg_out_mov(s, TCG_TYPE_I32, data_reg1, TCG_REG_V0); break; default: tcg_abort(); } label2_ptr = s->code_ptr; - tcg_out_opc_imm(s, OPC_BEQ, TCG_REG_ZERO, TCG_REG_ZERO, 0); + tcg_out_opc_br(s, OPC_BEQ, TCG_REG_ZERO, TCG_REG_ZERO); tcg_out_nop(s); /* label1: fast path */ reloc_pc16(label1_ptr, (tcg_target_long) s->code_ptr); - tcg_out_opc_imm(s, OPC_LW, TCG_REG_V0, TCG_REG_A0, - offsetof(CPUState, tlb_table[mem_index][0].addend) + addr_meml); - tcg_out_opc_reg(s, OPC_ADDU, TCG_REG_V0, TCG_REG_V0, addr_regl); - - addr_reg1 = TCG_REG_V0; + tcg_out_opc_imm(s, OPC_LW, TCG_REG_A0, TCG_REG_A0, + offsetof(CPUState, tlb_table[mem_index][0].addend)); + tcg_out_opc_reg(s, OPC_ADDU, TCG_REG_V0, TCG_REG_A0, addr_regl); +#else + if (GUEST_BASE == (int16_t)GUEST_BASE) { + tcg_out_opc_imm(s, OPC_ADDIU, TCG_REG_V0, addr_regl, GUEST_BASE); + } else { + tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_V0, GUEST_BASE); + tcg_out_opc_reg(s, OPC_ADDU, TCG_REG_V0, TCG_REG_V0, addr_regl); + } #endif switch(opc) { case 0: - tcg_out_opc_imm(s, OPC_LBU, data_reg1, addr_reg1, 0); + tcg_out_opc_imm(s, OPC_LBU, data_reg1, TCG_REG_V0, 0); break; case 0 | 4: - tcg_out_opc_imm(s, OPC_LB, data_reg1, addr_reg1, 0); + tcg_out_opc_imm(s, OPC_LB, data_reg1, TCG_REG_V0, 0); break; case 1: if (TCG_NEED_BSWAP) { - tcg_out_opc_imm(s, OPC_LHU, TCG_REG_T0, addr_reg1, 0); + tcg_out_opc_imm(s, OPC_LHU, TCG_REG_T0, TCG_REG_V0, 0); tcg_out_bswap16(s, data_reg1, TCG_REG_T0); } else { - tcg_out_opc_imm(s, OPC_LHU, data_reg1, addr_reg1, 0); + tcg_out_opc_imm(s, OPC_LHU, data_reg1, TCG_REG_V0, 0); } break; case 1 | 4: if (TCG_NEED_BSWAP) { - tcg_out_opc_imm(s, OPC_LHU, TCG_REG_T0, addr_reg1, 0); + tcg_out_opc_imm(s, OPC_LHU, TCG_REG_T0, TCG_REG_V0, 0); tcg_out_bswap16s(s, data_reg1, TCG_REG_T0); } else { - tcg_out_opc_imm(s, OPC_LH, data_reg1, addr_reg1, 0); + tcg_out_opc_imm(s, OPC_LH, data_reg1, TCG_REG_V0, 0); } break; case 2: if (TCG_NEED_BSWAP) { - tcg_out_opc_imm(s, OPC_LW, TCG_REG_T0, addr_reg1, 0); + tcg_out_opc_imm(s, OPC_LW, TCG_REG_T0, TCG_REG_V0, 0); tcg_out_bswap32(s, data_reg1, TCG_REG_T0); } else { - tcg_out_opc_imm(s, OPC_LW, data_reg1, addr_reg1, 0); + tcg_out_opc_imm(s, OPC_LW, data_reg1, TCG_REG_V0, 0); } break; case 3: -#if !defined(CONFIG_SOFTMMU) - tcg_out_mov(s, TCG_REG_V0, addr_reg1); - addr_reg1 = TCG_REG_V0; -#endif if (TCG_NEED_BSWAP) { - tcg_out_opc_imm(s, OPC_LW, TCG_REG_T0, addr_reg1, 4); + tcg_out_opc_imm(s, OPC_LW, TCG_REG_T0, TCG_REG_V0, 4); tcg_out_bswap32(s, data_reg1, TCG_REG_T0); - tcg_out_opc_imm(s, OPC_LW, TCG_REG_T0, addr_reg1, 0); + tcg_out_opc_imm(s, OPC_LW, TCG_REG_T0, TCG_REG_V0, 0); tcg_out_bswap32(s, data_reg2, TCG_REG_T0); } else { - tcg_out_opc_imm(s, OPC_LW, data_reg1, addr_reg1, 0); - tcg_out_opc_imm(s, OPC_LW, data_reg2, addr_reg1, 4); + tcg_out_opc_imm(s, OPC_LW, data_reg1, TCG_REG_V0, 0); + tcg_out_opc_imm(s, OPC_LW, data_reg2, TCG_REG_V0, 4); } break; default: @@ -857,28 +1019,28 @@ static void tcg_out_qemu_st(TCGContext * # if TARGET_LONG_BITS == 64 label3_ptr = s->code_ptr; - tcg_out_opc_imm(s, OPC_BNE, TCG_REG_T0, TCG_REG_AT, 0); + tcg_out_opc_br(s, OPC_BNE, TCG_REG_T0, TCG_REG_AT); tcg_out_nop(s); tcg_out_opc_imm(s, OPC_LW, TCG_REG_AT, TCG_REG_A0, offsetof(CPUState, tlb_table[mem_index][0].addr_write) + addr_memh); label1_ptr = s->code_ptr; - tcg_out_opc_imm(s, OPC_BEQ, addr_regh, TCG_REG_AT, 0); + tcg_out_opc_br(s, OPC_BEQ, addr_regh, TCG_REG_AT); tcg_out_nop(s); reloc_pc16(label3_ptr, (tcg_target_long) s->code_ptr); # else label1_ptr = s->code_ptr; - tcg_out_opc_imm(s, OPC_BEQ, TCG_REG_T0, TCG_REG_AT, 0); + tcg_out_opc_br(s, OPC_BEQ, TCG_REG_T0, TCG_REG_AT); tcg_out_nop(s); # endif /* slow path */ sp_args = TCG_REG_A0; - tcg_out_mov(s, sp_args++, addr_reg1); + tcg_out_mov(s, TCG_TYPE_I32, sp_args++, addr_reg1); # if TARGET_LONG_BITS == 64 - tcg_out_mov(s, sp_args++, addr_reg2); + tcg_out_mov(s, TCG_TYPE_I32, sp_args++, addr_reg2); # endif switch(opc) { case 0: @@ -888,12 +1050,12 @@ static void tcg_out_qemu_st(TCGContext * tcg_out_opc_imm(s, OPC_ANDI, sp_args++, data_reg1, 0xffff); break; case 2: - tcg_out_mov(s, sp_args++, data_reg1); + tcg_out_mov(s, TCG_TYPE_I32, sp_args++, data_reg1); break; case 3: sp_args = (sp_args + 1) & ~1; - tcg_out_mov(s, sp_args++, data_reg1); - tcg_out_mov(s, sp_args++, data_reg2); + tcg_out_mov(s, TCG_TYPE_I32, sp_args++, data_reg1); + tcg_out_mov(s, TCG_TYPE_I32, sp_args++, data_reg2); break; default: tcg_abort(); @@ -911,48 +1073,54 @@ static void tcg_out_qemu_st(TCGContext * tcg_out_nop(s); label2_ptr = s->code_ptr; - tcg_out_opc_imm(s, OPC_BEQ, TCG_REG_ZERO, TCG_REG_ZERO, 0); + tcg_out_opc_br(s, OPC_BEQ, TCG_REG_ZERO, TCG_REG_ZERO); tcg_out_nop(s); /* label1: fast path */ reloc_pc16(label1_ptr, (tcg_target_long) s->code_ptr); tcg_out_opc_imm(s, OPC_LW, TCG_REG_A0, TCG_REG_A0, - offsetof(CPUState, tlb_table[mem_index][0].addend) + addr_meml); + offsetof(CPUState, tlb_table[mem_index][0].addend)); tcg_out_opc_reg(s, OPC_ADDU, TCG_REG_A0, TCG_REG_A0, addr_regl); +#else + if (GUEST_BASE == (int16_t)GUEST_BASE) { + tcg_out_opc_imm(s, OPC_ADDIU, TCG_REG_A0, addr_regl, GUEST_BASE); + } else { + tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_A0, GUEST_BASE); + tcg_out_opc_reg(s, OPC_ADDU, TCG_REG_A0, TCG_REG_A0, addr_regl); + } - addr_reg1 = TCG_REG_A0; #endif switch(opc) { case 0: - tcg_out_opc_imm(s, OPC_SB, data_reg1, addr_reg1, 0); + tcg_out_opc_imm(s, OPC_SB, data_reg1, TCG_REG_A0, 0); break; case 1: if (TCG_NEED_BSWAP) { tcg_out_bswap16(s, TCG_REG_T0, data_reg1); - tcg_out_opc_imm(s, OPC_SH, TCG_REG_T0, addr_reg1, 0); + tcg_out_opc_imm(s, OPC_SH, TCG_REG_T0, TCG_REG_A0, 0); } else { - tcg_out_opc_imm(s, OPC_SH, data_reg1, addr_reg1, 0); + tcg_out_opc_imm(s, OPC_SH, data_reg1, TCG_REG_A0, 0); } break; case 2: if (TCG_NEED_BSWAP) { tcg_out_bswap32(s, TCG_REG_T0, data_reg1); - tcg_out_opc_imm(s, OPC_SW, TCG_REG_T0, addr_reg1, 0); + tcg_out_opc_imm(s, OPC_SW, TCG_REG_T0, TCG_REG_A0, 0); } else { - tcg_out_opc_imm(s, OPC_SW, data_reg1, addr_reg1, 0); + tcg_out_opc_imm(s, OPC_SW, data_reg1, TCG_REG_A0, 0); } break; case 3: if (TCG_NEED_BSWAP) { tcg_out_bswap32(s, TCG_REG_T0, data_reg2); - tcg_out_opc_imm(s, OPC_SW, TCG_REG_T0, addr_reg1, 0); + tcg_out_opc_imm(s, OPC_SW, TCG_REG_T0, TCG_REG_A0, 0); tcg_out_bswap32(s, TCG_REG_T0, data_reg1); - tcg_out_opc_imm(s, OPC_SW, TCG_REG_T0, addr_reg1, 4); + tcg_out_opc_imm(s, OPC_SW, TCG_REG_T0, TCG_REG_A0, 4); } else { - tcg_out_opc_imm(s, OPC_SW, data_reg1, addr_reg1, 0); - tcg_out_opc_imm(s, OPC_SW, data_reg2, addr_reg1, 4); + tcg_out_opc_imm(s, OPC_SW, data_reg1, TCG_REG_A0, 0); + tcg_out_opc_imm(s, OPC_SW, data_reg2, TCG_REG_A0, 4); } break; default: @@ -964,7 +1132,7 @@ static void tcg_out_qemu_st(TCGContext * #endif } -static inline void tcg_out_op(TCGContext *s, int opc, +static inline void tcg_out_op(TCGContext *s, TCGOpcode opc, const TCGArg *args, const int *const_args) { switch(opc) { @@ -1000,14 +1168,14 @@ static inline void tcg_out_op(TCGContext break; case INDEX_op_mov_i32: - tcg_out_mov(s, args[0], args[1]); + tcg_out_mov(s, TCG_TYPE_I32, args[0], args[1]); break; case INDEX_op_movi_i32: tcg_out_movi(s, TCG_TYPE_I32, args[0], args[1]); break; case INDEX_op_ld8u_i32: - tcg_out_ldst(s, OPC_LBU, args[0], args[1], args[2]); + tcg_out_ldst(s, OPC_LBU, args[0], args[1], args[2]); break; case INDEX_op_ld8s_i32: tcg_out_ldst(s, OPC_LB, args[0], args[1], args[2]); @@ -1051,7 +1219,7 @@ static inline void tcg_out_op(TCGContext tcg_out_opc_reg(s, OPC_ADDU, args[1], args[3], args[5]); } tcg_out_opc_reg(s, OPC_ADDU, args[1], args[1], TCG_REG_T0); - tcg_out_mov(s, args[0], TCG_REG_AT); + tcg_out_mov(s, TCG_TYPE_I32, args[0], TCG_REG_AT); break; case INDEX_op_sub_i32: if (const_args[2]) { @@ -1073,7 +1241,7 @@ static inline void tcg_out_op(TCGContext tcg_out_opc_reg(s, OPC_SUBU, args[1], args[3], args[5]); } tcg_out_opc_reg(s, OPC_SUBU, args[1], args[1], TCG_REG_T0); - tcg_out_mov(s, args[0], TCG_REG_AT); + tcg_out_mov(s, TCG_TYPE_I32, args[0], TCG_REG_AT); break; case INDEX_op_mul_i32: tcg_out_opc_reg(s, OPC_MULT, 0, args[1], args[2]); @@ -1115,8 +1283,11 @@ static inline void tcg_out_op(TCGContext tcg_out_opc_reg(s, OPC_OR, args[0], args[1], args[2]); } break; + case INDEX_op_nor_i32: + tcg_out_opc_reg(s, OPC_NOR, args[0], args[1], args[2]); + break; case INDEX_op_not_i32: - tcg_out_opc_reg(s, OPC_NOR, args[0], args[1], args[1]); + tcg_out_opc_reg(s, OPC_NOR, args[0], TCG_REG_ZERO, args[1]); break; case INDEX_op_xor_i32: if (const_args[2]) { @@ -1148,6 +1319,13 @@ static inline void tcg_out_op(TCGContext } break; + case INDEX_op_ext8s_i32: + tcg_out_ext8s(s, args[0], args[1]); + break; + case INDEX_op_ext16s_i32: + tcg_out_ext16s(s, args[0], args[1]); + break; + case INDEX_op_brcond_i32: tcg_out_brcond(s, args[2], args[0], args[1], args[3]); break; @@ -1155,6 +1333,13 @@ static inline void tcg_out_op(TCGContext tcg_out_brcond2(s, args[4], args[0], args[1], args[2], args[3], args[5]); break; + case INDEX_op_setcond_i32: + tcg_out_setcond(s, args[3], args[0], args[1], args[2]); + break; + case INDEX_op_setcond2_i32: + tcg_out_setcond2(s, args[5], args[0], args[1], args[2], args[3], args[4]); + break; + case INDEX_op_qemu_ld8u: tcg_out_qemu_ld(s, args, 0); break; @@ -1167,7 +1352,7 @@ static inline void tcg_out_op(TCGContext case INDEX_op_qemu_ld16s: tcg_out_qemu_ld(s, args, 1 | 4); break; - case INDEX_op_qemu_ld32u: + case INDEX_op_qemu_ld32: tcg_out_qemu_ld(s, args, 2); break; case INDEX_op_qemu_ld64: @@ -1219,6 +1404,7 @@ static const TCGTargetOpDef mips_op_defs { INDEX_op_sub_i32, { "r", "rZ", "rJZ" } }, { INDEX_op_and_i32, { "r", "rZ", "rIZ" } }, + { INDEX_op_nor_i32, { "r", "rZ", "rZ" } }, { INDEX_op_not_i32, { "r", "rZ" } }, { INDEX_op_or_i32, { "r", "rZ", "rIZ" } }, { INDEX_op_xor_i32, { "r", "rZ", "rIZ" } }, @@ -1227,7 +1413,12 @@ static const TCGTargetOpDef mips_op_defs { INDEX_op_shr_i32, { "r", "rZ", "riZ" } }, { INDEX_op_sar_i32, { "r", "rZ", "riZ" } }, + { INDEX_op_ext8s_i32, { "r", "rZ" } }, + { INDEX_op_ext16s_i32, { "r", "rZ" } }, + { INDEX_op_brcond_i32, { "rZ", "rZ" } }, + { INDEX_op_setcond_i32, { "r", "rZ", "rZ" } }, + { INDEX_op_setcond2_i32, { "r", "rZ", "rZ", "rZ", "rZ" } }, { INDEX_op_add2_i32, { "r", "r", "rZ", "rZ", "rJZ", "rJZ" } }, { INDEX_op_sub2_i32, { "r", "r", "rZ", "rZ", "rJZ", "rJZ" } }, @@ -1238,7 +1429,7 @@ static const TCGTargetOpDef mips_op_defs { INDEX_op_qemu_ld8s, { "L", "lZ" } }, { INDEX_op_qemu_ld16u, { "L", "lZ" } }, { INDEX_op_qemu_ld16s, { "L", "lZ" } }, - { INDEX_op_qemu_ld32u, { "L", "lZ" } }, + { INDEX_op_qemu_ld32, { "L", "lZ" } }, { INDEX_op_qemu_ld64, { "L", "L", "lZ" } }, { INDEX_op_qemu_st8, { "SZ", "SZ" } }, @@ -1250,7 +1441,7 @@ static const TCGTargetOpDef mips_op_defs { INDEX_op_qemu_ld8s, { "L", "lZ", "lZ" } }, { INDEX_op_qemu_ld16u, { "L", "lZ", "lZ" } }, { INDEX_op_qemu_ld16s, { "L", "lZ", "lZ" } }, - { INDEX_op_qemu_ld32u, { "L", "lZ", "lZ" } }, + { INDEX_op_qemu_ld32, { "L", "lZ", "lZ" } }, { INDEX_op_qemu_ld64, { "L", "L", "lZ", "lZ" } }, { INDEX_op_qemu_st8, { "SZ", "SZ", "SZ" } }, @@ -1262,7 +1453,7 @@ static const TCGTargetOpDef mips_op_defs }; static int tcg_target_callee_save_regs[] = { - TCG_REG_S0, + TCG_REG_S0, /* used for the global env (TCG_AREG0) */ TCG_REG_S1, TCG_REG_S2, TCG_REG_S3, @@ -1271,13 +1462,12 @@ static int tcg_target_callee_save_regs[] TCG_REG_S6, TCG_REG_S7, TCG_REG_GP, - /* TCG_REG_FP, */ /* currently used for the global env, so np - need to save */ + TCG_REG_FP, TCG_REG_RA, /* should be last for ABI compliance */ }; /* Generate global QEMU prologue and epilogue code */ -void tcg_target_qemu_prologue(TCGContext *s) +static void tcg_target_qemu_prologue(TCGContext *s) { int i, frame_size; @@ -1295,8 +1485,8 @@ void tcg_target_qemu_prologue(TCGContext } /* Call generated code */ - tcg_out_opc_reg(s, OPC_JR, 0, TCG_REG_A0, 0); - tcg_out_nop(s); + tcg_out_opc_reg(s, OPC_JR, 0, tcg_target_call_iarg_regs[1], 0); + tcg_out_mov(s, TCG_TYPE_PTR, TCG_AREG0, tcg_target_call_iarg_regs[0]); tb_ret_addr = s->code_ptr; /* TB epilogue */ @@ -1309,7 +1499,7 @@ void tcg_target_qemu_prologue(TCGContext tcg_out_addi(s, TCG_REG_SP, frame_size); } -void tcg_target_init(TCGContext *s) +static void tcg_target_init(TCGContext *s) { tcg_regset_set(tcg_target_available_regs[TCG_TYPE_I32], 0xffffffff); tcg_regset_set(tcg_target_call_clobber_regs, @@ -1339,4 +1529,6 @@ void tcg_target_init(TCGContext *s) tcg_regset_set_reg(s->reserved_regs, TCG_REG_SP); /* stack pointer */ tcg_add_target_add_op_defs(mips_op_defs); + tcg_set_frame(s, TCG_AREG0, offsetof(CPUState, temp_buf), + CPU_TEMP_BUF_NLONGS * sizeof(long)); }