diff options
Diffstat (limited to 'target-s390x')
| -rw-r--r-- | target-s390x/translate.c | 5163 |
1 files changed, 5161 insertions, 2 deletions
diff --git a/target-s390x/translate.c b/target-s390x/translate.c index f995384..8e71df3 100644 --- a/target-s390x/translate.c +++ b/target-s390x/translate.c @@ -2,6 +2,7 @@ * S/390 translation * * Copyright (c) 2009 Ulrich Hecht + * Copyright (c) 2010 Alexander Graf * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public @@ -16,6 +17,22 @@ * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, see <http://www.gnu.org/licenses/>. */ +#include <stdarg.h> +#include <stdlib.h> +#include <stdio.h> +#include <string.h> +#include <inttypes.h> + +/* #define DEBUG_ILLEGAL_INSTRUCTIONS */ +/* #define DEBUG_INLINE_BRANCHES */ +#define S390X_DEBUG_DISAS +/* #define S390X_DEBUG_DISAS_VERBOSE */ + +#ifdef S390X_DEBUG_DISAS_VERBOSE +# define LOG_DISAS(...) qemu_log(__VA_ARGS__) +#else +# define LOG_DISAS(...) do { } while (0) +#endif #include "cpu.h" #include "exec-all.h" @@ -23,18 +40,60 @@ #include "tcg-op.h" #include "qemu-log.h" +/* global register indexes */ +static TCGv_ptr cpu_env; + +#include "gen-icount.h" +#include "helpers.h" +#define GEN_HELPER 1 +#include "helpers.h" + +typedef struct DisasContext DisasContext; +struct DisasContext { + uint64_t pc; + int is_jmp; + enum cc_op cc_op; + struct TranslationBlock *tb; +}; + +#define DISAS_EXCP 4 + +static void gen_op_calc_cc(DisasContext *s); + +#ifdef DEBUG_INLINE_BRANCHES +static uint64_t inline_branch_hit[CC_OP_MAX]; +static uint64_t inline_branch_miss[CC_OP_MAX]; +#endif + +static inline void debug_insn(uint64_t insn) +{ + LOG_DISAS("insn: 0x%" PRIx64 "\n", insn); +} + +static inline uint64_t pc_to_link_info(DisasContext *s, uint64_t pc) +{ + if (!(s->tb->flags & FLAG_MASK_64)) { + if (s->tb->flags & FLAG_MASK_32) { + return pc | 0x80000000; + } + } + return pc; +} + void cpu_dump_state(CPUState *env, FILE *f, fprintf_function cpu_fprintf, int flags) { int i; + for (i = 0; i < 16; i++) { - cpu_fprintf(f, "R%02d=%016lx", i, env->regs[i]); + cpu_fprintf(f, "R%02d=%016" PRIx64, i, env->regs[i]); if ((i % 4) == 3) { cpu_fprintf(f, "\n"); } else { cpu_fprintf(f, " "); } } + for (i = 0; i < 16; i++) { cpu_fprintf(f, "F%02d=%016" PRIx64, i, *(uint64_t *)&env->fregs[i]); if ((i % 4) == 3) { @@ -43,22 +102,5122 @@ void cpu_dump_state(CPUState *env, FILE *f, fprintf_function cpu_fprintf, cpu_fprintf(f, " "); } } - cpu_fprintf(f, "PSW=mask %016lx addr %016lx cc %02x\n", env->psw.mask, env->psw.addr, env->cc); + + cpu_fprintf(f, "\n"); + +#ifndef CONFIG_USER_ONLY + for (i = 0; i < 16; i++) { + cpu_fprintf(f, "C%02d=%016" PRIx64, i, env->cregs[i]); + if ((i % 4) == 3) { + cpu_fprintf(f, "\n"); + } else { + cpu_fprintf(f, " "); + } + } +#endif + + cpu_fprintf(f, "\n"); + + if (env->cc_op > 3) { + cpu_fprintf(f, "PSW=mask %016" PRIx64 " addr %016" PRIx64 " cc %15s\n", + env->psw.mask, env->psw.addr, cc_name(env->cc_op)); + } else { + cpu_fprintf(f, "PSW=mask %016" PRIx64 " addr %016" PRIx64 " cc %02x\n", + env->psw.mask, env->psw.addr, env->cc_op); + } + +#ifdef DEBUG_INLINE_BRANCHES + for (i = 0; i < CC_OP_MAX; i++) { + cpu_fprintf(f, " %15s = %10ld\t%10ld\n", cc_name(i), + inline_branch_miss[i], inline_branch_hit[i]); + } +#endif } +static TCGv_i64 psw_addr; +static TCGv_i64 psw_mask; + +static TCGv_i32 cc_op; +static TCGv_i64 cc_src; +static TCGv_i64 cc_dst; +static TCGv_i64 cc_vr; + +static char cpu_reg_names[10*3 + 6*4]; +static TCGv_i64 regs[16]; + +static uint8_t gen_opc_cc_op[OPC_BUF_SIZE]; + void s390x_translate_init(void) { + int i; + size_t cpu_reg_names_size = sizeof(cpu_reg_names); + char *p; + + cpu_env = tcg_global_reg_new_ptr(TCG_AREG0, "env"); + psw_addr = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, psw.addr), + "psw_addr"); + psw_mask = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, psw.mask), + "psw_mask"); + + cc_op = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUState, cc_op), + "cc_op"); + cc_src = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, cc_src), + "cc_src"); + cc_dst = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, cc_dst), + "cc_dst"); + cc_vr = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, cc_vr), + "cc_vr"); + + p = cpu_reg_names; + for (i = 0; i < 16; i++) { + snprintf(p, cpu_reg_names_size, "r%d", i); + regs[i] = tcg_global_mem_new(TCG_AREG0, + offsetof(CPUState, regs[i]), p); + p += (i < 10) ? 3 : 4; + cpu_reg_names_size -= (i < 10) ? 3 : 4; + } +} + +static inline TCGv_i64 load_reg(int reg) +{ + TCGv_i64 r = tcg_temp_new_i64(); + tcg_gen_mov_i64(r, regs[reg]); + return r; +} + +static inline TCGv_i64 load_freg(int reg) +{ + TCGv_i64 r = tcg_temp_new_i64(); + tcg_gen_ld_i64(r, cpu_env, offsetof(CPUState, fregs[reg].d)); + return r; +} + +static inline TCGv_i32 load_freg32(int reg) +{ + TCGv_i32 r = tcg_temp_new_i32(); + tcg_gen_ld_i32(r, cpu_env, offsetof(CPUState, fregs[reg].l.upper)); + return r; +} + +static inline TCGv_i32 load_reg32(int reg) +{ + TCGv_i32 r = tcg_temp_new_i32(); + tcg_gen_trunc_i64_i32(r, regs[reg]); + return r; +} + +static inline TCGv_i64 load_reg32_i64(int reg) +{ + TCGv_i64 r = tcg_temp_new_i64(); + tcg_gen_ext32s_i64(r, regs[reg]); + return r; +} + +static inline void store_reg(int reg, TCGv_i64 v) +{ + tcg_gen_mov_i64(regs[reg], v); +} + +static inline void store_freg(int reg, TCGv_i64 v) +{ + tcg_gen_st_i64(v, cpu_env, offsetof(CPUState, fregs[reg].d)); +} + +static inline void store_reg32(int reg, TCGv_i32 v) +{ +#if HOST_LONG_BITS == 32 + tcg_gen_mov_i32(TCGV_LOW(regs[reg]), v); +#else + TCGv_i64 tmp = tcg_temp_new_i64(); + tcg_gen_extu_i32_i64(tmp, v); + /* 32 bit register writes keep the upper half */ + tcg_gen_deposit_i64(regs[reg], regs[reg], tmp, 0, 32); + tcg_temp_free_i64(tmp); +#endif +} + +static inline void store_reg32_i64(int reg, TCGv_i64 v) +{ + /* 32 bit register writes keep the upper half */ +#if HOST_LONG_BITS == 32 + tcg_gen_mov_i32(TCGV_LOW(regs[reg]), TCGV_LOW(v)); +#else + tcg_gen_deposit_i64(regs[reg], regs[reg], v, 0, 32); +#endif +} + +static inline void store_reg16(int reg, TCGv_i32 v) +{ + TCGv_i64 tmp = tcg_temp_new_i64(); + tcg_gen_extu_i32_i64(tmp, v); + /* 16 bit register writes keep the upper bytes */ + tcg_gen_deposit_i64(regs[reg], regs[reg], tmp, 0, 16); + tcg_temp_free_i64(tmp); +} + +static inline void store_reg8(int reg, TCGv_i64 v) +{ + /* 8 bit register writes keep the upper bytes */ + tcg_gen_deposit_i64(regs[reg], regs[reg], v, 0, 8); +} + +static inline void store_freg32(int reg, TCGv_i32 v) +{ + tcg_gen_st_i32(v, cpu_env, offsetof(CPUState, fregs[reg].l.upper)); +} + +static inline void update_psw_addr(DisasContext *s) +{ + /* psw.addr */ + tcg_gen_movi_i64(psw_addr, s->pc); +} + +static inline void potential_page_fault(DisasContext *s) +{ +#ifndef CONFIG_USER_ONLY + update_psw_addr(s); + gen_op_calc_cc(s); +#endif +} + +static inline uint64_t ld_code2(uint64_t pc) +{ + return (uint64_t)lduw_code(pc); +} + +static inline uint64_t ld_code4(uint64_t pc) +{ + return (uint64_t)ldl_code(pc); +} + +static inline uint64_t ld_code6(uint64_t pc) +{ + uint64_t opc; + opc = (uint64_t)lduw_code(pc) << 32; + opc |= (uint64_t)(uint32_t)ldl_code(pc+2); + return opc; +} + +static inline int get_mem_index(DisasContext *s) +{ + switch (s->tb->flags & FLAG_MASK_ASC) { + case PSW_ASC_PRIMARY >> 32: + return 0; + case PSW_ASC_SECONDARY >> 32: + return 1; + case PSW_ASC_HOME >> 32: + return 2; + default: + tcg_abort(); + break; + } +} + +static inline void gen_debug(DisasContext *s) +{ + TCGv_i32 tmp = tcg_const_i32(EXCP_DEBUG); + update_psw_addr(s); + gen_op_calc_cc(s); + gen_helper_exception(tmp); + tcg_temp_free_i32(tmp); + s->is_jmp = DISAS_EXCP; +} + +#ifdef CONFIG_USER_ONLY + +static void gen_illegal_opcode(DisasContext *s, int ilc) +{ + TCGv_i32 tmp = tcg_const_i32(EXCP_SPEC); + update_psw_addr(s); + gen_op_calc_cc(s); + gen_helper_exception(tmp); + tcg_temp_free_i32(tmp); + s->is_jmp = DISAS_EXCP; +} + +#else /* CONFIG_USER_ONLY */ + +static void debug_print_inst(DisasContext *s, int ilc) +{ +#ifdef DEBUG_ILLEGAL_INSTRUCTIONS + uint64_t inst = 0; + + switch (ilc & 3) { + case 1: + inst = ld_code2(s->pc); + break; + case 2: + inst = ld_code4(s->pc); + break; + case 3: + inst = ld_code6(s->pc); + break; + } + + fprintf(stderr, "Illegal instruction [%d at %016" PRIx64 "]: 0x%016" + PRIx64 "\n", ilc, s->pc, inst); +#endif +} + +static void gen_program_exception(DisasContext *s, int ilc, int code) +{ + TCGv_i32 tmp; + + debug_print_inst(s, ilc); + + /* remember what pgm exeption this was */ + tmp = tcg_const_i32(code); + tcg_gen_st_i32(tmp, cpu_env, offsetof(CPUState, int_pgm_code)); + tcg_temp_free_i32(tmp); + + tmp = tcg_const_i32(ilc); + tcg_gen_st_i32(tmp, cpu_env, offsetof(CPUState, int_pgm_ilc)); + tcg_temp_free_i32(tmp); + + /* advance past instruction */ + s->pc += (ilc * 2); + update_psw_addr(s); + + /* save off cc */ + gen_op_calc_cc(s); + + /* trigger exception */ + tmp = tcg_const_i32(EXCP_PGM); + gen_helper_exception(tmp); + tcg_temp_free_i32(tmp); + + /* end TB here */ + s->is_jmp = DISAS_EXCP; +} + + +static void gen_illegal_opcode(DisasContext *s, int ilc) +{ + gen_program_exception(s, ilc, PGM_SPECIFICATION); +} + +static void gen_privileged_exception(DisasContext *s, int ilc) +{ + gen_program_exception(s, ilc, PGM_PRIVILEGED); +} + +static void check_privileged(DisasContext *s, int ilc) +{ + if (s->tb->flags & (PSW_MASK_PSTATE >> 32)) { + gen_privileged_exception(s, ilc); + } +} + +#endif /* CONFIG_USER_ONLY */ + +static TCGv_i64 get_address(DisasContext *s, int x2, int b2, int d2) +{ + TCGv_i64 tmp; + + /* 31-bitify the immediate part; register contents are dealt with below */ + if (!(s->tb->flags & FLAG_MASK_64)) { + d2 &= 0x7fffffffUL; + } + + if (x2) { + if (d2) { + tmp = tcg_const_i64(d2); + tcg_gen_add_i64(tmp, tmp, regs[x2]); + } else { + tmp = load_reg(x2); + } + if (b2) { + tcg_gen_add_i64(tmp, tmp, regs[b2]); + } + } else if (b2) { + if (d2) { + tmp = tcg_const_i64(d2); + tcg_gen_add_i64(tmp, tmp, regs[b2]); + } else { + tmp = load_reg(b2); + } + } else { + tmp = tcg_const_i64(d2); + } + + /* 31-bit mode mask if there are values loaded from registers */ + if (!(s->tb->flags & FLAG_MASK_64) && (x2 || b2)) { + tcg_gen_andi_i64(tmp, tmp, 0x7fffffffUL); + } + + return tmp; +} + +static void gen_op_movi_cc(DisasContext *s, uint32_t val) +{ + s->cc_op = CC_OP_CONST0 + val; +} + +static void gen_op_update1_cc_i64(DisasContext *s, enum cc_op op, TCGv_i64 dst) +{ + tcg_gen_discard_i64(cc_src); + tcg_gen_mov_i64(cc_dst, dst); + tcg_gen_discard_i64(cc_vr); + s->cc_op = op; +} + +static void gen_op_update1_cc_i32(DisasContext *s, enum cc_op op, TCGv_i32 dst) +{ + tcg_gen_discard_i64(cc_src); + tcg_gen_extu_i32_i64(cc_dst, dst); + tcg_gen_discard_i64(cc_vr); + s->cc_op = op; +} + +static void gen_op_update2_cc_i64(DisasContext *s, enum cc_op op, TCGv_i64 src, + TCGv_i64 dst) +{ + tcg_gen_mov_i64(cc_src, src); + tcg_gen_mov_i64(cc_dst, dst); + tcg_gen_discard_i64(cc_vr); + s->cc_op = op; +} + +static void gen_op_update2_cc_i32(DisasContext *s, enum cc_op op, TCGv_i32 src, + TCGv_i32 dst) +{ + tcg_gen_extu_i32_i64(cc_src, src); + tcg_gen_extu_i32_i64(cc_dst, dst); + tcg_gen_discard_i64(cc_vr); + s->cc_op = op; +} + +static void gen_op_update3_cc_i64(DisasContext *s, enum cc_op op, TCGv_i64 src, + TCGv_i64 dst, TCGv_i64 vr) +{ + tcg_gen_mov_i64(cc_src, src); + tcg_gen_mov_i64(cc_dst, dst); + tcg_gen_mov_i64(cc_vr, vr); + s->cc_op = op; +} + +static void gen_op_update3_cc_i32(DisasContext *s, enum cc_op op, TCGv_i32 src, + TCGv_i32 dst, TCGv_i32 vr) +{ + tcg_gen_extu_i32_i64(cc_src, src); + tcg_gen_extu_i32_i64(cc_dst, dst); + tcg_gen_extu_i32_i64(cc_vr, vr); + s->cc_op = op; +} + +static inline void set_cc_nz_u32(DisasContext *s, TCGv_i32 val) +{ + gen_op_update1_cc_i32(s, CC_OP_NZ, val); +} + +static inline void set_cc_nz_u64(DisasContext *s, TCGv_i64 val) +{ + gen_op_update1_cc_i64(s, CC_OP_NZ, val); +} + +static inline void cmp_32(DisasContext *s, TCGv_i32 v1, TCGv_i32 v2, + enum cc_op cond) +{ + gen_op_update2_cc_i32(s, cond, v1, v2); +} + +static inline void cmp_64(DisasContext *s, TCGv_i64 v1, TCGv_i64 v2, + enum cc_op cond) +{ + gen_op_update2_cc_i64(s, cond, v1, v2); +} + +static inline void cmp_s32(DisasContext *s, TCGv_i32 v1, TCGv_i32 v2) +{ + cmp_32(s, v1, v2, CC_OP_LTGT_32); +} + +static inline void cmp_u32(DisasContext *s, TCGv_i32 v1, TCGv_i32 v2) +{ + cmp_32(s, v1, v2, CC_OP_LTUGTU_32); +} + +static inline void cmp_s32c(DisasContext *s, TCGv_i32 v1, int32_t v2) +{ + /* XXX optimize for the constant? put it in s? */ + TCGv_i32 tmp = tcg_const_i32(v2); + cmp_32(s, v1, tmp, CC_OP_LTGT_32); + tcg_temp_free_i32(tmp); +} + +static inline void cmp_u32c(DisasContext *s, TCGv_i32 v1, uint32_t v2) +{ + TCGv_i32 tmp = tcg_const_i32(v2); + cmp_32(s, v1, tmp, CC_OP_LTUGTU_32); + tcg_temp_free_i32(tmp); +} + +static inline void cmp_s64(DisasContext *s, TCGv_i64 v1, TCGv_i64 v2) +{ + cmp_64(s, v1, v2, CC_OP_LTGT_64); +} + +static inline void cmp_u64(DisasContext *s, TCGv_i64 v1, TCGv_i64 v2) +{ + cmp_64(s, v1, v2, CC_OP_LTUGTU_64); +} + +static inline void cmp_s64c(DisasContext *s, TCGv_i64 v1, int64_t v2) +{ + TCGv_i64 tmp = tcg_const_i64(v2); + cmp_s64(s, v1, tmp); + tcg_temp_free_i64(tmp); +} + +static inline void cmp_u64c(DisasContext *s, TCGv_i64 v1, uint64_t v2) +{ + TCGv_i64 tmp = tcg_const_i64(v2); + cmp_u64(s, v1, tmp); + tcg_temp_free_i64(tmp); +} + +static inline void set_cc_s32(DisasContext *s, TCGv_i32 val) +{ + gen_op_update1_cc_i32(s, CC_OP_LTGT0_32, val); +} + +static inline void set_cc_s64(DisasContext *s, TCGv_i64 val) +{ + gen_op_update1_cc_i64(s, CC_OP_LTGT0_64, val); +} + +static void set_cc_add64(DisasContext *s, TCGv_i64 v1, TCGv_i64 v2, TCGv_i64 vr) +{ + gen_op_update3_cc_i64(s, CC_OP_ADD_64, v1, v2, vr); +} + +static void set_cc_addu64(DisasContext *s, TCGv_i64 v1, TCGv_i64 v2, + TCGv_i64 vr) +{ + gen_op_update3_cc_i64(s, CC_OP_ADDU_64, v1, v2, vr); +} + +static void set_cc_sub64(DisasContext *s, TCGv_i64 v1, TCGv_i64 v2, TCGv_i64 vr) +{ + gen_op_update3_cc_i64(s, CC_OP_SUB_64, v1, v2, vr); +} + +static void set_cc_subu64(DisasContext *s, TCGv_i64 v1, TCGv_i64 v2, + TCGv_i64 vr) +{ + gen_op_update3_cc_i64(s, CC_OP_SUBU_64, v1, v2, vr); +} + +static void set_cc_abs64(DisasContext *s, TCGv_i64 v1) +{ + gen_op_update1_cc_i64(s, CC_OP_ABS_64, v1); +} + +static void set_cc_nabs64(DisasContext *s, TCGv_i64 v1) +{ + gen_op_update1_cc_i64(s, CC_OP_NABS_64, v1); +} + +static void set_cc_add32(DisasContext *s, TCGv_i32 v1, TCGv_i32 v2, TCGv_i32 vr) +{ + gen_op_update3_cc_i32(s, CC_OP_ADD_32, v1, v2, vr); +} + +static void set_cc_addu32(DisasContext *s, TCGv_i32 v1, TCGv_i32 v2, + TCGv_i32 vr) +{ + gen_op_update3_cc_i32(s, CC_OP_ADDU_32, v1, v2, vr); +} + +static void set_cc_sub32(DisasContext *s, TCGv_i32 v1, TCGv_i32 v2, TCGv_i32 vr) +{ + gen_op_update3_cc_i32(s, CC_OP_SUB_32, v1, v2, vr); +} + +static void set_cc_subu32(DisasContext *s, TCGv_i32 v1, TCGv_i32 v2, + TCGv_i32 vr) +{ + gen_op_update3_cc_i32(s, CC_OP_SUBU_32, v1, v2, vr); +} + +static void set_cc_abs32(DisasContext *s, TCGv_i32 v1) +{ + gen_op_update1_cc_i32(s, CC_OP_ABS_32, v1); +} + +static void set_cc_nabs32(DisasContext *s, TCGv_i32 v1) +{ + gen_op_update1_cc_i32(s, CC_OP_NABS_32, v1); +} + +static void set_cc_comp32(DisasContext *s, TCGv_i32 v1) +{ + gen_op_update1_cc_i32(s, CC_OP_COMP_32, v1); +} + +static void set_cc_comp64(DisasContext *s, TCGv_i64 v1) +{ + gen_op_update1_cc_i64(s, CC_OP_COMP_64, v1); +} + +static void set_cc_icm(DisasContext *s, TCGv_i32 v1, TCGv_i32 v2) +{ + gen_op_update2_cc_i32(s, CC_OP_ICM, v1, v2); +} + +static void set_cc_cmp_f32_i64(DisasContext *s, TCGv_i32 v1, TCGv_i64 v2) +{ + tcg_gen_extu_i32_i64(cc_src, v1); + tcg_gen_mov_i64(cc_dst, v2); + tcg_gen_discard_i64(cc_vr); + s->cc_op = CC_OP_LTGT_F32; +} + +static void set_cc_nz_f32(DisasContext *s, TCGv_i32 v1) +{ + gen_op_update1_cc_i32(s, CC_OP_NZ_F32, v1); +} + +static inline void set_cc_nz_f64(DisasContext *s, TCGv_i64 v1) +{ + gen_op_update1_cc_i64(s, CC_OP_NZ_F64, v1); +} + +/* CC value is in env->cc_op */ +static inline void set_cc_static(DisasContext *s) +{ + tcg_gen_discard_i64(cc_src); + tcg_gen_discard_i64(cc_dst); + tcg_gen_discard_i64(cc_vr); + s->cc_op = CC_OP_STATIC; +} + +static inline void gen_op_set_cc_op(DisasContext *s) +{ + if (s->cc_op != CC_OP_DYNAMIC && s->cc_op != CC_OP_STATIC) { + tcg_gen_movi_i32(cc_op, s->cc_op); + } +} + +static inline void gen_update_cc_op(DisasContext *s) +{ + gen_op_set_cc_op(s); +} + +/* calculates cc into cc_op */ +static void gen_op_calc_cc(DisasContext *s) +{ + TCGv_i32 local_cc_op = tcg_const_i32(s->cc_op); + TCGv_i64 dummy = tcg_const_i64(0); + + switch (s->cc_op) { + case CC_OP_CONST0: + case CC_OP_CONST1: + case CC_OP_CONST2: + case CC_OP_CONST3: + /* s->cc_op is the cc value */ + tcg_gen_movi_i32(cc_op, s->cc_op - CC_OP_CONST0); + break; + case CC_OP_STATIC: + /* env->cc_op already is the cc value */ + break; + case CC_OP_NZ: + case CC_OP_ABS_64: + case CC_OP_NABS_64: + case CC_OP_ABS_32: + case CC_OP_NABS_32: + case CC_OP_LTGT0_32: + case CC_OP_LTGT0_64: + case CC_OP_COMP_32: + case CC_OP_COMP_64: + case CC_OP_NZ_F32: + case CC_OP_NZ_F64: + /* 1 argument */ + gen_helper_calc_cc(cc_op, local_cc_op, dummy, cc_dst, dummy); + break; + case CC_OP_ICM: + case CC_OP_LTGT_32: + case CC_OP_LTGT_64: + case CC_OP_LTUGTU_32: + case CC_OP_LTUGTU_64: + case CC_OP_TM_32: + case CC_OP_TM_64: + case CC_OP_LTGT_F32: + case CC_OP_LTGT_F64: + case CC_OP_SLAG: + /* 2 arguments */ + gen_helper_calc_cc(cc_op, local_cc_op, cc_src, cc_dst, dummy); + break; + case CC_OP_ADD_64: + case CC_OP_ADDU_64: + case CC_OP_SUB_64: + case CC_OP_SUBU_64: + case CC_OP_ADD_32: + case CC_OP_ADDU_32: + case CC_OP_SUB_32: + case CC_OP_SUBU_32: + /* 3 arguments */ + gen_helper_calc_cc(cc_op, local_cc_op, cc_src, cc_dst, cc_vr); + break; + case CC_OP_DYNAMIC: + /* unknown operation - assume 3 arguments and cc_op in env */ + gen_helper_calc_cc(cc_op, cc_op, cc_src, cc_dst, cc_vr); + break; + default: + tcg_abort(); + } + + tcg_temp_free_i32(local_cc_op); + + /* We now have cc in cc_op as constant */ + set_cc_static(s); +} + +static inline void decode_rr(DisasContext *s, uint64_t insn, int *r1, int *r2) +{ + debug_insn(insn); + + *r1 = (insn >> 4) & 0xf; + *r2 = insn & 0xf; +} + +static inline TCGv_i64 decode_rx(DisasContext *s, uint64_t insn, int *r1, + int *x2, int *b2, int *d2) +{ + debug_insn(insn); + + *r1 = (insn >> 20) & 0xf; + *x2 = (insn >> 16) & 0xf; + *b2 = (insn >> 12) & 0xf; + *d2 = insn & 0xfff; + + return get_address(s, *x2, *b2, *d2); +} + +static inline void decode_rs(DisasContext *s, uint64_t insn, int *r1, int *r3, + int *b2, int *d2) +{ + debug_insn(insn); + + *r1 = (insn >> 20) & 0xf; + /* aka m3 */ + *r3 = (insn >> 16) & 0xf; + *b2 = (insn >> 12) & 0xf; + *d2 = insn & 0xfff; +} + +static inline TCGv_i64 decode_si(DisasContext *s, uint64_t insn, int *i2, + int *b1, int *d1) +{ + debug_insn(insn); + + *i2 = (insn >> 16) & 0xff; + *b1 = (insn >> 12) & 0xf; + *d1 = insn & 0xfff; + + return get_address(s, 0, *b1, *d1); +} + +static inline void gen_goto_tb(DisasContext *s, int tb_num, target_ulong pc) +{ + TranslationBlock *tb; + + gen_update_cc_op(s); + + tb = s->tb; + /* NOTE: we handle the case where the TB spans two pages here */ + if ((pc & TARGET_PAGE_MASK) == (tb->pc & TARGET_PAGE_MASK) || + (pc & TARGET_PAGE_MASK) == ((s->pc - 1) & TARGET_PAGE_MASK)) { + /* jump to same page: we can use a direct jump */ + tcg_gen_goto_tb(tb_num); + tcg_gen_movi_i64(psw_addr, pc); + tcg_gen_exit_tb((long)tb + tb_num); + } else { + /* jump to another page: currently not optimized */ + tcg_gen_movi_i64(psw_addr, pc); + tcg_gen_exit_tb(0); + } +} + +static inline void account_noninline_branch(DisasContext *s, int cc_op) +{ +#ifdef DEBUG_INLINE_BRANCHES + inline_branch_miss[cc_op]++; +#endif +} + +static inline void account_inline_branch(DisasContext *s) +{ +#ifdef DEBUG_INLINE_BRANCHES + inline_branch_hit[s->cc_op]++; +#endif +} + +static void gen_jcc(DisasContext *s, uint32_t mask, int skip) +{ + TCGv_i32 tmp, tmp2, r; + TCGv_i64 tmp64; + int old_cc_op; + + switch (s->cc_op) { + case CC_OP_LTGT0_32: + tmp = tcg_temp_new_i32(); + tcg_gen_trunc_i64_i32(tmp, cc_dst); + switch (mask) { + case 0x8 | 0x4: /* dst <= 0 */ + tcg_gen_brcondi_i32(TCG_COND_GT, tmp, 0, skip); + break; + case 0x8 | 0x2: /* dst >= 0 */ + tcg_gen_brcondi_i32(TCG_COND_LT, tmp, 0, skip); + break; + case 0x8: /* dst == 0 */ + tcg_gen_brcondi_i32(TCG_COND_NE, tmp, 0, skip); + break; + case 0x7: /* dst != 0 */ + case 0x6: /* dst != 0 */ + tcg_gen_brcondi_i32(TCG_COND_EQ, tmp, 0, skip); + break; + case 0x4: /* dst < 0 */ + tcg_gen_brcondi_i32(TCG_COND_GE, tmp, 0, skip); + break; + case 0x2: /* dst > 0 */ + tcg_gen_brcondi_i32(TCG_COND_LE, tmp, 0, skip); + break; + default: + tcg_temp_free_i32(tmp); + goto do_dynamic; + } + account_inline_branch(s); + tcg_temp_free_i32(tmp); + break; + case CC_OP_LTGT0_64: + switch (mask) { + case 0x8 | 0x4: /* dst <= 0 */ + tcg_gen_brcondi_i64(TCG_COND_GT, cc_dst, 0, skip); + break; + case 0x8 | 0x2: /* dst >= 0 */ + tcg_gen_brcondi_i64(TCG_COND_LT, cc_dst, 0, skip); + break; + case 0x8: /* dst == 0 */ + tcg_gen_brcondi_i64(TCG_COND_NE, cc_dst, 0, skip); + break; + case 0x7: /* dst != 0 */ + case 0x6: /* dst != 0 */ + tcg_gen_brcondi_i64(TCG_COND_EQ, cc_dst, 0, skip); + break; + case 0x4: /* dst < 0 */ + tcg_gen_brcondi_i64(TCG_COND_GE, cc_dst, 0, skip); + break; + case 0x2: /* dst > 0 */ + tcg_gen_brcondi_i64(TCG_COND_LE, cc_dst, 0, skip); + break; + default: + goto do_dynamic; + } + account_inline_branch(s); + break; + case CC_OP_LTGT_32: + tmp = tcg_temp_new_i32(); + tmp2 = tcg_temp_new_i32(); + tcg_gen_trunc_i64_i32(tmp, cc_src); + tcg_gen_trunc_i64_i32(tmp2, cc_dst); + switch (mask) { + case 0x8 | 0x4: /* src <= dst */ + tcg_gen_brcond_i32(TCG_COND_GT, tmp, tmp2, skip); + break; + case 0x8 | 0x2: /* src >= dst */ + tcg_gen_brcond_i32(TCG_COND_LT, tmp, tmp2, skip); + break; + case 0x8: /* src == dst */ + tcg_gen_brcond_i32(TCG_COND_NE, tmp, tmp2, skip); + break; + case 0x7: /* src != dst */ + case 0x6: /* src != dst */ + tcg_gen_brcond_i32(TCG_COND_EQ, tmp, tmp2, skip); + break; + case 0x4: /* src < dst */ + tcg_gen_brcond_i32(TCG_COND_GE, tmp, tmp2, skip); + break; + case 0x2: /* src > dst */ + tcg_gen_brcond_i32(TCG_COND_LE, tmp, tmp2, skip); + break; + default: + tcg_temp_free_i32(tmp); + tcg_temp_free_i32(tmp2); + goto do_dynamic; + } + account_inline_branch(s); + tcg_temp_free_i32(tmp); + tcg_temp_free_i32(tmp2); + break; + case CC_OP_LTGT_64: + switch (mask) { + case 0x8 | 0x4: /* src <= dst */ + tcg_gen_brcond_i64(TCG_COND_GT, cc_src, cc_dst, skip); + break; + case 0x8 | 0x2: /* src >= dst */ + tcg_gen_brcond_i64(TCG_COND_LT, cc_src, cc_dst, skip); + break; + case 0x8: /* src == dst */ + tcg_gen_brcond_i64(TCG_COND_NE, cc_src, cc_dst, skip); + break; + case 0x7: /* src != dst */ + case 0x6: /* src != dst */ + tcg_gen_brcond_i64(TCG_COND_EQ, cc_src, cc_dst, skip); + break; + case 0x4: /* src < dst */ + tcg_gen_brcond_i64(TCG_COND_GE, cc_src, cc_dst, skip); + break; + case 0x2: /* src > dst */ + tcg_gen_brcond_i64(TCG_COND_LE, cc_src, cc_dst, skip); + break; + default: + goto do_dynamic; + } + account_inline_branch(s); + break; + case CC_OP_LTUGTU_32: + tmp = tcg_temp_new_i32(); + tmp2 = tcg_temp_new_i32(); + tcg_gen_trunc_i64_i32(tmp, cc_src); + tcg_gen_trunc_i64_i32(tmp2, cc_dst); + switch (mask) { + case 0x8 | 0x4: /* src <= dst */ + tcg_gen_brcond_i32(TCG_COND_GTU, tmp, tmp2, skip); + break; + case 0x8 | 0x2: /* src >= dst */ + tcg_gen_brcond_i32(TCG_COND_LTU, tmp, tmp2, skip); + break; + case 0x8: /* src == dst */ + tcg_gen_brcond_i32(TCG_COND_NE, tmp, tmp2, skip); + break; + case 0x7: /* src != dst */ + case 0x6: /* src != dst */ + tcg_gen_brcond_i32(TCG_COND_EQ, tmp, tmp2, skip); + break; + case 0x4: /* src < dst */ + tcg_gen_brcond_i32(TCG_COND_GEU, tmp, tmp2, skip); + break; + case 0x2: /* src > dst */ + tcg_gen_brcond_i32(TCG_COND_LEU, tmp, tmp2, skip); + break; + default: + tcg_temp_free_i32(tmp); + tcg_temp_free_i32(tmp2); + goto do_dynamic; + } + account_inline_branch(s); + tcg_temp_free_i32(tmp); + tcg_temp_free_i32(tmp2); + break; + case CC_OP_LTUGTU_64: + switch (mask) { + case 0x8 | 0x4: /* src <= dst */ + tcg_gen_brcond_i64(TCG_COND_GTU, cc_src, cc_dst, skip); + break; + case 0x8 | 0x2: /* src >= dst */ + tcg_gen_brcond_i64(TCG_COND_LTU, cc_src, cc_dst, skip); + break; + case 0x8: /* src == dst */ + tcg_gen_brcond_i64(TCG_COND_NE, cc_src, cc_dst, skip); + break; + case 0x7: /* src != dst */ + case 0x6: /* src != dst */ + tcg_gen_brcond_i64(TCG_COND_EQ, cc_src, cc_dst, skip); + break; + case 0x4: /* src < dst */ + tcg_gen_brcond_i64(TCG_COND_GEU, cc_src, cc_dst, skip); + break; + case 0x2: /* src > dst */ + tcg_gen_brcond_i64(TCG_COND_LEU, cc_src, cc_dst, skip); + break; + default: + goto do_dynamic; + } + account_inline_branch(s); + break; + case CC_OP_NZ: + switch (mask) { + /* dst == 0 || dst != 0 */ + case 0x8 | 0x4: + case 0x8 | 0x4 | 0x2: + case 0x8 | 0x4 | 0x2 | 0x1: + case 0x8 | 0x4 | 0x1: + break; + /* dst == 0 */ + case 0x8: + case 0x8 | 0x2: + case 0x8 | 0x2 | 0x1: + case 0x8 | 0x1: + tcg_gen_brcondi_i64(TCG_COND_NE, cc_dst, 0, skip); + break; + /* dst != 0 */ + case 0x4: + case 0x4 | 0x2: + case 0x4 | 0x2 | 0x1: + case 0x4 | 0x1: + tcg_gen_brcondi_i64(TCG_COND_EQ, cc_dst, 0, skip); + break; + default: + goto do_dynamic; + } + account_inline_branch(s); + break; + case CC_OP_TM_32: + tmp = tcg_temp_new_i32(); + tmp2 = tcg_temp_new_i32(); + + tcg_gen_trunc_i64_i32(tmp, cc_src); + tcg_gen_trunc_i64_i32(tmp2, cc_dst); + tcg_gen_and_i32(tmp, tmp, tmp2); + switch (mask) { + case 0x8: /* val & mask == 0 */ + tcg_gen_brcondi_i32(TCG_COND_NE, tmp, 0, skip); + break; + case 0x4 | 0x2 | 0x1: /* val & mask != 0 */ + tcg_gen_brcondi_i32(TCG_COND_EQ, tmp, 0, skip); + break; + default: + goto do_dynamic; + } + tcg_temp_free_i32(tmp); + account_inline_branch(s); + break; + case CC_OP_TM_64: + tmp64 = tcg_temp_new_i64(); + + tcg_gen_and_i64(tmp64, cc_src, cc_dst); + switch (mask) { + case 0x8: /* val & mask == 0 */ + tcg_gen_brcondi_i64(TCG_COND_NE, tmp64, 0, skip); + break; + case 0x4 | 0x2 | 0x1: /* val & mask != 0 */ + tcg_gen_brcondi_i64(TCG_COND_EQ, tmp64, 0, skip); + break; + default: + goto do_dynamic; + } + tcg_temp_free_i64(tmp64); + account_inline_branch(s); + break; + case CC_OP_ICM: + switch (mask) { + case 0x8: /* val == 0 */ + tcg_gen_brcondi_i64(TCG_COND_NE, cc_dst, 0, skip); + break; + case 0x4 | 0x2 | 0x1: /* val != 0 */ + case 0x4 | 0x2: /* val != 0 */ + tcg_gen_brcondi_i64(TCG_COND_EQ, cc_dst, 0, skip); + break; + default: + goto do_dynamic; + } + account_inline_branch(s); + break; + case CC_OP_STATIC: + old_cc_op = s->cc_op; + goto do_dynamic_nocccalc; + case CC_OP_DYNAMIC: + default: +do_dynamic: + old_cc_op = s->cc_op; + /* calculate cc value */ + gen_op_calc_cc(s); + +do_dynamic_nocccalc: + /* jump based on cc */ + account_noninline_branch(s, old_cc_op); + + switch (mask) { + case 0x8 | 0x4 | 0x2 | 0x1: + /* always true */ + break; + case 0x8 | 0x4 | 0x2: /* cc != 3 */ + tcg_gen_brcondi_i32(TCG_COND_EQ, cc_op, 3, skip); + break; + case 0x8 | 0x4 | 0x1: /* cc != 2 */ + tcg_gen_brcondi_i32(TCG_COND_EQ, cc_op, 2, skip); + break; + case 0x8 | 0x2 | 0x1: /* cc != 1 */ + tcg_gen_brcondi_i32(TCG_COND_EQ, cc_op, 1, skip); + break; + case 0x8 | 0x2: /* cc == 0 ||Â cc == 2 */ + tmp = tcg_temp_new_i32(); + tcg_gen_andi_i32(tmp, cc_op, 1); + tcg_gen_brcondi_i32(TCG_COND_NE, tmp, 0, skip); + tcg_temp_free_i32(tmp); + break; + case 0x8 | 0x4: /* cc < 2 */ + tcg_gen_brcondi_i32(TCG_COND_GEU, cc_op, 2, skip); + break; + case 0x8: /* cc == 0 */ + tcg_gen_brcondi_i32(TCG_COND_NE, cc_op, 0, skip); + break; + case 0x4 | 0x2 | 0x1: /* cc != 0 */ + tcg_gen_brcondi_i32(TCG_COND_EQ, cc_op, 0, skip); + break; + case 0x4 | 0x1: /* cc == 1 ||Â cc == 3 */ + tmp = tcg_temp_new_i32(); + tcg_gen_andi_i32(tmp, cc_op, 1); + tcg_gen_brcondi_i32(TCG_COND_EQ, tmp, 0, skip); + tcg_temp_free_i32(tmp); + break; + case 0x4: /* cc == 1 */ + tcg_gen_brcondi_i32(TCG_COND_NE, cc_op, 1, skip); + break; + case 0x2 | 0x1: /* cc > 1 */ + tcg_gen_brcondi_i32(TCG_COND_LEU, cc_op, 1, skip); + break; + case 0x2: /* cc == 2 */ + tcg_gen_brcondi_i32(TCG_COND_NE, cc_op, 2, skip); + break; + case 0x1: /* cc == 3 */ + tcg_gen_brcondi_i32(TCG_COND_NE, cc_op, 3, skip); + break; + default: /* cc is masked by something else */ + tmp = tcg_const_i32(3); + /* 3 - cc */ + tcg_gen_sub_i32(tmp, tmp, cc_op); + tmp2 = tcg_const_i32(1); + /* 1 << (3 - cc) */ + tcg_gen_shl_i32(tmp2, tmp2, tmp); + r = tcg_const_i32(mask); + /* mask & (1 << (3 - cc)) */ + tcg_gen_and_i32(r, r, tmp2); + tcg_temp_free_i32(tmp); + tcg_temp_free_i32(tmp2); + + tcg_gen_brcondi_i32(TCG_COND_EQ, r, 0, skip); + tcg_temp_free_i32(r); + break; + } + break; + } +} + +static void gen_bcr(DisasContext *s, uint32_t mask, TCGv_i64 target, + uint64_t offset) +{ + int skip; + + if (mask == 0xf) { + /* unconditional */ + tcg_gen_mov_i64(psw_addr, target); + tcg_gen_exit_tb(0); + } else if (mask == 0) { + /* ignore cc and never match */ + gen_goto_tb(s, 0, offset + 2); + } else { + TCGv_i64 new_addr = tcg_temp_local_new_i64(); + + tcg_gen_mov_i64(new_addr, target); + skip = gen_new_label(); + gen_jcc(s, mask, skip); + tcg_gen_mov_i64(psw_addr, new_addr); + tcg_temp_free_i64(new_addr); + tcg_gen_exit_tb(0); + gen_set_label(skip); + tcg_temp_free_i64(new_addr); + gen_goto_tb(s, 1, offset + 2); + } +} + +static void gen_brc(uint32_t mask, DisasContext *s, int32_t offset) +{ + int skip; + + if (mask == 0xf) { + /* unconditional */ + gen_goto_tb(s, 0, s->pc + offset); + } else if (mask == 0) { + /* ignore cc and never match */ + gen_goto_tb(s, 0, s->pc + 4); + } else { + skip = gen_new_label(); + gen_jcc(s, mask, skip); + gen_goto_tb(s, 0, s->pc + offset); + gen_set_label(skip); + gen_goto_tb(s, 1, s->pc + 4); + } + s->is_jmp = DISAS_TB_JUMP; +} + +static void gen_op_mvc(DisasContext *s, int l, TCGv_i64 s1, TCGv_i64 s2) +{ + TCGv_i64 tmp, tmp2; + int i; + int l_memset = gen_new_label(); + int l_out = gen_new_label(); + TCGv_i64 dest = tcg_temp_local_new_i64(); + TCGv_i64 src = tcg_temp_local_new_i64(); + TCGv_i32 vl; + + /* Find out if we should use the inline version of mvc */ + switch (l) { + case 0: + case 1: + case 2: + case 3: + case 4: + case 5: + case 6: + case 7: + case 11: + case 15: + /* use inline */ + break; + default: + /* Fall back to helper */ + vl = tcg_const_i32(l); + potential_page_fault(s); + gen_helper_mvc(vl, s1, s2); + tcg_temp_free_i32(vl); + return; + } + + tcg_gen_mov_i64(dest, s1); + tcg_gen_mov_i64(src, s2); + + if (!(s->tb->flags & FLAG_MASK_64)) { + /* XXX what if we overflow while moving? */ + tcg_gen_andi_i64(dest, dest, 0x7fffffffUL); + tcg_gen_andi_i64(src, src, 0x7fffffffUL); + } + + tmp = tcg_temp_new_i64(); + tcg_gen_addi_i64(tmp, src, 1); + tcg_gen_brcond_i64(TCG_COND_EQ, dest, tmp, l_memset); + tcg_temp_free_i64(tmp); + + switch (l) { + case 0: + tmp = tcg_temp_new_i64(); + + tcg_gen_qemu_ld8u(tmp, src, get_mem_index(s)); + tcg_gen_qemu_st8(tmp, dest, get_mem_index(s)); + + tcg_temp_free_i64(tmp); + break; + case 1: + tmp = tcg_temp_new_i64(); + + tcg_gen_qemu_ld16u(tmp, src, get_mem_index(s)); + tcg_gen_qemu_st16(tmp, dest, get_mem_index(s)); + + tcg_temp_free_i64(tmp); + break; + case 3: + tmp = tcg_temp_new_i64(); + + tcg_gen_qemu_ld32u(tmp, src, get_mem_index(s)); + tcg_gen_qemu_st32(tmp, dest, get_mem_index(s)); + + tcg_temp_free_i64(tmp); + break; + case 4: + tmp = tcg_temp_new_i64(); + tmp2 = tcg_temp_new_i64(); + + tcg_gen_qemu_ld32u(tmp, src, get_mem_index(s)); + tcg_gen_addi_i64(src, src, 4); + tcg_gen_qemu_ld8u(tmp2, src, get_mem_index(s)); + tcg_gen_qemu_st32(tmp, dest, get_mem_index(s)); + tcg_gen_addi_i64(dest, dest, 4); + tcg_gen_qemu_st8(tmp2, dest, get_mem_index(s)); + + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 7: + tmp = tcg_temp_new_i64(); + + tcg_gen_qemu_ld64(tmp, src, get_mem_index(s)); + tcg_gen_qemu_st64(tmp, dest, get_mem_index(s)); + + tcg_temp_free_i64(tmp); + break; + default: + /* The inline version can become too big for too uneven numbers, only + use it on known good lengths */ + tmp = tcg_temp_new_i64(); + tmp2 = tcg_const_i64(8); + for (i = 0; (i + 7) <= l; i += 8) { + tcg_gen_qemu_ld64(tmp, src, get_mem_index(s)); + tcg_gen_qemu_st64(tmp, dest, get_mem_index(s)); + + tcg_gen_add_i64(src, src, tmp2); + tcg_gen_add_i64(dest, dest, tmp2); + } + + tcg_temp_free_i64(tmp2); + tmp2 = tcg_const_i64(1); + + for (; i <= l; i++) { + tcg_gen_qemu_ld8u(tmp, src, get_mem_index(s)); + tcg_gen_qemu_st8(tmp, dest, get_mem_index(s)); + + tcg_gen_add_i64(src, src, tmp2); + tcg_gen_add_i64(dest, dest, tmp2); + } + + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp); + break; + } + + tcg_gen_br(l_out); + + gen_set_label(l_memset); + /* memset case (dest == (src + 1)) */ + + tmp = tcg_temp_new_i64(); + tmp2 = tcg_temp_new_i64(); + /* fill tmp with the byte */ + tcg_gen_qemu_ld8u(tmp, src, get_mem_index(s)); + tcg_gen_shli_i64(tmp2, tmp, 8); + tcg_gen_or_i64(tmp, tmp, tmp2); + tcg_gen_shli_i64(tmp2, tmp, 16); + tcg_gen_or_i64(tmp, tmp, tmp2); + tcg_gen_shli_i64(tmp2, tmp, 32); + tcg_gen_or_i64(tmp, tmp, tmp2); + tcg_temp_free_i64(tmp2); + + tmp2 = tcg_const_i64(8); + + for (i = 0; (i + 7) <= l; i += 8) { + tcg_gen_qemu_st64(tmp, dest, get_mem_index(s)); + tcg_gen_addi_i64(dest, dest, 8); + } + + tcg_temp_free_i64(tmp2); + tmp2 = tcg_const_i64(1); + + for (; i <= l; i++) { + tcg_gen_qemu_st8(tmp, dest, get_mem_index(s)); + tcg_gen_addi_i64(dest, dest, 1); + } + + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp); + + gen_set_label(l_out); + + tcg_temp_free(dest); + tcg_temp_free(src); +} + +static void gen_op_clc(DisasContext *s, int l, TCGv_i64 s1, TCGv_i64 s2) +{ + TCGv_i64 tmp; + TCGv_i64 tmp2; + TCGv_i32 vl; + + /* check for simple 32bit or 64bit match */ + switch (l) { + case 0: + tmp = tcg_temp_new_i64(); + tmp2 = tcg_temp_new_i64(); + + tcg_gen_qemu_ld8u(tmp, s1, get_mem_index(s)); + tcg_gen_qemu_ld8u(tmp2, s2, get_mem_index(s)); + cmp_u64(s, tmp, tmp2); + + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + return; + case 1: + tmp = tcg_temp_new_i64(); + tmp2 = tcg_temp_new_i64(); + + tcg_gen_qemu_ld16u(tmp, s1, get_mem_index(s)); + tcg_gen_qemu_ld16u(tmp2, s2, get_mem_index(s)); + cmp_u64(s, tmp, tmp2); + + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + return; + case 3: + tmp = tcg_temp_new_i64(); + tmp2 = tcg_temp_new_i64(); + + tcg_gen_qemu_ld32u(tmp, s1, get_mem_index(s)); + tcg_gen_qemu_ld32u(tmp2, s2, get_mem_index(s)); + cmp_u64(s, tmp, tmp2); + + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + return; + case 7: + tmp = tcg_temp_new_i64(); + tmp2 = tcg_temp_new_i64(); + + tcg_gen_qemu_ld64(tmp, s1, get_mem_index(s)); + tcg_gen_qemu_ld64(tmp2, s2, get_mem_index(s)); + cmp_u64(s, tmp, tmp2); + + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + return; + } + + potential_page_fault(s); + vl = tcg_const_i32(l); + gen_helper_clc(cc_op, vl, s1, s2); + tcg_temp_free_i32(vl); + set_cc_static(s); +} + +static void disas_e3(DisasContext* s, int op, int r1, int x2, int b2, int d2) +{ + TCGv_i64 addr, tmp, tmp2, tmp3, tmp4; + TCGv_i32 tmp32_1, tmp32_2, tmp32_3; + + LOG_DISAS("disas_e3: op 0x%x r1 %d x2 %d b2 %d d2 %d\n", + op, r1, x2, b2, d2); + addr = get_address(s, x2, b2, d2); + switch (op) { + case 0x2: /* LTG R1,D2(X2,B2) [RXY] */ + case 0x4: /* lg r1,d2(x2,b2) */ + tcg_gen_qemu_ld64(regs[r1], addr, get_mem_index(s)); + if (op == 0x2) { + set_cc_s64(s, regs[r1]); + } + break; + case 0x12: /* LT R1,D2(X2,B2) [RXY] */ + tmp2 = tcg_temp_new_i64(); + tmp32_1 = tcg_temp_new_i32(); + tcg_gen_qemu_ld32s(tmp2, addr, get_mem_index(s)); + tcg_gen_trunc_i64_i32(tmp32_1, tmp2); + store_reg32(r1, tmp32_1); + set_cc_s32(s, tmp32_1); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i32(tmp32_1); + break; + case 0xc: /* MSG R1,D2(X2,B2) [RXY] */ + case 0x1c: /* MSGF R1,D2(X2,B2) [RXY] */ + tmp2 = tcg_temp_new_i64(); + if (op == 0xc) { + tcg_gen_qemu_ld64(tmp2, addr, get_mem_index(s)); + } else { + tcg_gen_qemu_ld32s(tmp2, addr, get_mem_index(s)); + } + tcg_gen_mul_i64(regs[r1], regs[r1], tmp2); + tcg_temp_free_i64(tmp2); + break; + case 0xd: /* DSG R1,D2(X2,B2) [RXY] */ + case 0x1d: /* DSGF R1,D2(X2,B2) [RXY] */ + tmp2 = tcg_temp_new_i64(); + if (op == 0x1d) { + tcg_gen_qemu_ld32s(tmp2, addr, get_mem_index(s)); + } else { + tcg_gen_qemu_ld64(tmp2, addr, get_mem_index(s)); + } + tmp4 = load_reg(r1 + 1); + tmp3 = tcg_temp_new_i64(); + tcg_gen_div_i64(tmp3, tmp4, tmp2); + store_reg(r1 + 1, tmp3); + tcg_gen_rem_i64(tmp3, tmp4, tmp2); + store_reg(r1, tmp3); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + tcg_temp_free_i64(tmp4); + break; + case 0x8: /* AG R1,D2(X2,B2) [RXY] */ + case 0xa: /* ALG R1,D2(X2,B2) [RXY] */ + case 0x18: /* AGF R1,D2(X2,B2) [RXY] */ + case 0x1a: /* ALGF R1,D2(X2,B2) [RXY] */ + if (op == 0x1a) { + tmp2 = tcg_temp_new_i64(); + tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s)); + } else if (op == 0x18) { + tmp2 = tcg_temp_new_i64(); + tcg_gen_qemu_ld32s(tmp2, addr, get_mem_index(s)); + } else { + tmp2 = tcg_temp_new_i64(); + tcg_gen_qemu_ld64(tmp2, addr, get_mem_index(s)); + } + tmp4 = load_reg(r1); + tmp3 = tcg_temp_new_i64(); + tcg_gen_add_i64(tmp3, tmp4, tmp2); + store_reg(r1, tmp3); + switch (op) { + case 0x8: + case 0x18: + set_cc_add64(s, tmp4, tmp2, tmp3); + break; + case 0xa: + case 0x1a: + set_cc_addu64(s, tmp4, tmp2, tmp3); + break; + default: + tcg_abort(); + } + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + tcg_temp_free_i64(tmp4); + break; + case 0x9: /* SG R1,D2(X2,B2) [RXY] */ + case 0xb: /* SLG R1,D2(X2,B2) [RXY] */ + case 0x19: /* SGF R1,D2(X2,B2) [RXY] */ + case 0x1b: /* SLGF R1,D2(X2,B2) [RXY] */ + tmp2 = tcg_temp_new_i64(); + if (op == 0x19) { + tcg_gen_qemu_ld32s(tmp2, addr, get_mem_index(s)); + } else if (op == 0x1b) { + tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s)); + } else { + tcg_gen_qemu_ld64(tmp2, addr, get_mem_index(s)); + } + tmp4 = load_reg(r1); + tmp3 = tcg_temp_new_i64(); + tcg_gen_sub_i64(tmp3, tmp4, tmp2); + store_reg(r1, tmp3); + switch (op) { + case 0x9: + case 0x19: + set_cc_sub64(s, tmp4, tmp2, tmp3); + break; + case 0xb: + case 0x1b: + set_cc_subu64(s, tmp4, tmp2, tmp3); + break; + default: + tcg_abort(); + } + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + tcg_temp_free_i64(tmp4); + break; + case 0xf: /* LRVG R1,D2(X2,B2) [RXE] */ + tmp2 = tcg_temp_new_i64(); + tcg_gen_qemu_ld64(tmp2, addr, get_mem_index(s)); + tcg_gen_bswap64_i64(tmp2, tmp2); + store_reg(r1, tmp2); + tcg_temp_free_i64(tmp2); + break; + case 0x14: /* LGF R1,D2(X2,B2) [RXY] */ + case 0x16: /* LLGF R1,D2(X2,B2) [RXY] */ + tmp2 = tcg_temp_new_i64(); + tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s)); + if (op == 0x14) { + tcg_gen_ext32s_i64(tmp2, tmp2); + } + store_reg(r1, tmp2); + tcg_temp_free_i64(tmp2); + break; + case 0x15: /* LGH R1,D2(X2,B2) [RXY] */ + tmp2 = tcg_temp_new_i64(); + tcg_gen_qemu_ld16s(tmp2, addr, get_mem_index(s)); + store_reg(r1, tmp2); + tcg_temp_free_i64(tmp2); + break; + case 0x17: /* LLGT R1,D2(X2,B2) [RXY] */ + tmp2 = tcg_temp_new_i64(); + tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s)); + tcg_gen_andi_i64(tmp2, tmp2, 0x7fffffffULL); + store_reg(r1, tmp2); + tcg_temp_free_i64(tmp2); + break; + case 0x1e: /* LRV R1,D2(X2,B2) [RXY] */ + tmp2 = tcg_temp_new_i64(); + tmp32_1 = tcg_temp_new_i32(); + tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s)); + tcg_gen_trunc_i64_i32(tmp32_1, tmp2); + tcg_temp_free_i64(tmp2); + tcg_gen_bswap32_i32(tmp32_1, tmp32_1); + store_reg32(r1, tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + case 0x1f: /* LRVH R1,D2(X2,B2) [RXY] */ + tmp2 = tcg_temp_new_i64(); + tmp32_1 = tcg_temp_new_i32(); + tcg_gen_qemu_ld16u(tmp2, addr, get_mem_index(s)); + tcg_gen_trunc_i64_i32(tmp32_1, tmp2); + tcg_temp_free_i64(tmp2); + tcg_gen_bswap16_i32(tmp32_1, tmp32_1); + store_reg16(r1, tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + case 0x20: /* CG R1,D2(X2,B2) [RXY] */ + case 0x21: /* CLG R1,D2(X2,B2) */ + case 0x30: /* CGF R1,D2(X2,B2) [RXY] */ + case 0x31: /* CLGF R1,D2(X2,B2) [RXY] */ + tmp2 = tcg_temp_new_i64(); + switch (op) { + case 0x20: + case 0x21: + tcg_gen_qemu_ld64(tmp2, addr, get_mem_index(s)); + break; + case 0x30: + tcg_gen_qemu_ld32s(tmp2, addr, get_mem_index(s)); + break; + case 0x31: + tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s)); + break; + default: + tcg_abort(); + } + switch (op) { + case 0x20: + case 0x30: + cmp_s64(s, regs[r1], tmp2); + break; + case 0x21: + case 0x31: + cmp_u64(s, regs[r1], tmp2); + break; + default: + tcg_abort(); + } + tcg_temp_free_i64(tmp2); + break; + case 0x24: /* stg r1, d2(x2,b2) */ + tcg_gen_qemu_st64(regs[r1], addr, get_mem_index(s)); + break; + case 0x3e: /* STRV R1,D2(X2,B2) [RXY] */ + tmp32_1 = load_reg32(r1); + tmp2 = tcg_temp_new_i64(); + tcg_gen_bswap32_i32(tmp32_1, tmp32_1); + tcg_gen_extu_i32_i64(tmp2, tmp32_1); + tcg_temp_free_i32(tmp32_1); + tcg_gen_qemu_st32(tmp2, addr, get_mem_index(s)); + tcg_temp_free_i64(tmp2); + break; + case 0x50: /* STY R1,D2(X2,B2) [RXY] */ + tmp32_1 = load_reg32(r1); + tmp2 = tcg_temp_new_i64(); + tcg_gen_extu_i32_i64(tmp2, tmp32_1); + tcg_temp_free_i32(tmp32_1); + tcg_gen_qemu_st32(tmp2, addr, get_mem_index(s)); + tcg_temp_free_i64(tmp2); + break; + case 0x57: /* XY R1,D2(X2,B2) [RXY] */ + tmp32_1 = load_reg32(r1); + tmp32_2 = tcg_temp_new_i32(); + tmp2 = tcg_temp_new_i64(); + tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s)); + tcg_gen_trunc_i64_i32(tmp32_2, tmp2); + tcg_temp_free_i64(tmp2); + tcg_gen_xor_i32(tmp32_2, tmp32_1, tmp32_2); + store_reg32(r1, tmp32_2); + set_cc_nz_u32(s, tmp32_2); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0x58: /* LY R1,D2(X2,B2) [RXY] */ + tmp3 = tcg_temp_new_i64(); + tcg_gen_qemu_ld32u(tmp3, addr, get_mem_index(s)); + store_reg32_i64(r1, tmp3); + tcg_temp_free_i64(tmp3); + break; + case 0x5a: /* AY R1,D2(X2,B2) [RXY] */ + case 0x5b: /* SY R1,D2(X2,B2) [RXY] */ + tmp32_1 = load_reg32(r1); + tmp32_2 = tcg_temp_new_i32(); + tmp32_3 = tcg_temp_new_i32(); + tmp2 = tcg_temp_new_i64(); + tcg_gen_qemu_ld32s(tmp2, addr, get_mem_index(s)); + tcg_gen_trunc_i64_i32(tmp32_2, tmp2); + tcg_temp_free_i64(tmp2); + switch (op) { + case 0x5a: + tcg_gen_add_i32(tmp32_3, tmp32_1, tmp32_2); + break; + case 0x5b: + tcg_gen_sub_i32(tmp32_3, tmp32_1, tmp32_2); + break; + default: + tcg_abort(); + } + store_reg32(r1, tmp32_3); + switch (op) { + case 0x5a: + set_cc_add32(s, tmp32_1, tmp32_2, tmp32_3); + break; + case 0x5b: + set_cc_sub32(s, tmp32_1, tmp32_2, tmp32_3); + break; + default: + tcg_abort(); + } + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + tcg_temp_free_i32(tmp32_3); + break; + case 0x71: /* LAY R1,D2(X2,B2) [RXY] */ + store_reg(r1, addr); + break; + case 0x72: /* STCY R1,D2(X2,B2) [RXY] */ + tmp32_1 = load_reg32(r1); + tmp2 = tcg_temp_new_i64(); + tcg_gen_ext_i32_i64(tmp2, tmp32_1); + tcg_gen_qemu_st8(tmp2, addr, get_mem_index(s)); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i64(tmp2); + break; + case 0x73: /* ICY R1,D2(X2,B2) [RXY] */ + tmp3 = tcg_temp_new_i64(); + tcg_gen_qemu_ld8u(tmp3, addr, get_mem_index(s)); + store_reg8(r1, tmp3); + tcg_temp_free_i64(tmp3); + break; + case 0x76: /* LB R1,D2(X2,B2) [RXY] */ + case 0x77: /* LGB R1,D2(X2,B2) [RXY] */ + tmp2 = tcg_temp_new_i64(); + tcg_gen_qemu_ld8s(tmp2, addr, get_mem_index(s)); + switch (op) { + case 0x76: + tcg_gen_ext8s_i64(tmp2, tmp2); + store_reg32_i64(r1, tmp2); + break; + case 0x77: + tcg_gen_ext8s_i64(tmp2, tmp2); + store_reg(r1, tmp2); + break; + default: + tcg_abort(); + } + tcg_temp_free_i64(tmp2); + break; + case 0x78: /* LHY R1,D2(X2,B2) [RXY] */ + tmp2 = tcg_temp_new_i64(); + tcg_gen_qemu_ld16s(tmp2, addr, get_mem_index(s)); + store_reg32_i64(r1, tmp2); + tcg_temp_free_i64(tmp2); + break; + case 0x80: /* NG R1,D2(X2,B2) [RXY] */ + case 0x81: /* OG R1,D2(X2,B2) [RXY] */ + case 0x82: /* XG R1,D2(X2,B2) [RXY] */ + tmp3 = tcg_temp_new_i64(); + tcg_gen_qemu_ld64(tmp3, addr, get_mem_index(s)); + switch (op) { + case 0x80: + tcg_gen_and_i64(regs[r1], regs[r1], tmp3); + break; + case 0x81: + tcg_gen_or_i64(regs[r1], regs[r1], tmp3); + break; + case 0x82: + tcg_gen_xor_i64(regs[r1], regs[r1], tmp3); + break; + default: + tcg_abort(); + } + set_cc_nz_u64(s, regs[r1]); + tcg_temp_free_i64(tmp3); + break; + case 0x86: /* MLG R1,D2(X2,B2) [RXY] */ + tmp2 = tcg_temp_new_i64(); + tmp32_1 = tcg_const_i32(r1); + tcg_gen_qemu_ld64(tmp2, addr, get_mem_index(s)); + gen_helper_mlg(tmp32_1, tmp2); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i32(tmp32_1); + break; + case 0x87: /* DLG R1,D2(X2,B2) [RXY] */ + tmp2 = tcg_temp_new_i64(); + tmp32_1 = tcg_const_i32(r1); + tcg_gen_qemu_ld64(tmp2, addr, get_mem_index(s)); + gen_helper_dlg(tmp32_1, tmp2); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i32(tmp32_1); + break; + case 0x88: /* ALCG R1,D2(X2,B2) [RXY] */ + tmp2 = tcg_temp_new_i64(); + tmp3 = tcg_temp_new_i64(); + tcg_gen_qemu_ld64(tmp2, addr, get_mem_index(s)); + /* XXX possible optimization point */ + gen_op_calc_cc(s); + tcg_gen_extu_i32_i64(tmp3, cc_op); + tcg_gen_shri_i64(tmp3, tmp3, 1); + tcg_gen_andi_i64(tmp3, tmp3, 1); + tcg_gen_add_i64(tmp3, tmp2, tmp3); + tcg_gen_add_i64(tmp3, regs[r1], tmp3); + store_reg(r1, tmp3); + set_cc_addu64(s, regs[r1], tmp2, tmp3); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + break; + case 0x89: /* SLBG R1,D2(X2,B2) [RXY] */ + tmp2 = tcg_temp_new_i64(); + tmp32_1 = tcg_const_i32(r1); + tcg_gen_qemu_ld64(tmp2, addr, get_mem_index(s)); + /* XXX possible optimization point */ + gen_op_calc_cc(s); + gen_helper_slbg(cc_op, cc_op, tmp32_1, regs[r1], tmp2); + set_cc_static(s); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i32(tmp32_1); + break; + case 0x90: /* LLGC R1,D2(X2,B2) [RXY] */ + tcg_gen_qemu_ld8u(regs[r1], addr, get_mem_index(s)); + break; + case 0x91: /* LLGH R1,D2(X2,B2) [RXY] */ + tcg_gen_qemu_ld16u(regs[r1], addr, get_mem_index(s)); + break; + case 0x94: /* LLC R1,D2(X2,B2) [RXY] */ + tmp2 = tcg_temp_new_i64(); + tcg_gen_qemu_ld8u(tmp2, addr, get_mem_index(s)); + store_reg32_i64(r1, tmp2); + tcg_temp_free_i64(tmp2); + break; + case 0x95: /* LLH R1,D2(X2,B2) [RXY] */ + tmp2 = tcg_temp_new_i64(); + tcg_gen_qemu_ld16u(tmp2, addr, get_mem_index(s)); + store_reg32_i64(r1, tmp2); + tcg_temp_free_i64(tmp2); + break; + case 0x96: /* ML R1,D2(X2,B2) [RXY] */ + tmp2 = tcg_temp_new_i64(); + tmp3 = load_reg((r1 + 1) & 15); + tcg_gen_ext32u_i64(tmp3, tmp3); + tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s)); + tcg_gen_mul_i64(tmp2, tmp2, tmp3); + store_reg32_i64((r1 + 1) & 15, tmp2); + tcg_gen_shri_i64(tmp2, tmp2, 32); + store_reg32_i64(r1, tmp2); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + break; + case 0x97: /* DL R1,D2(X2,B2) [RXY] */ + /* reg(r1) = reg(r1, r1+1) % ld32(addr) */ + /* reg(r1+1) = reg(r1, r1+1) / ld32(addr) */ + tmp = load_reg(r1); + tmp2 = tcg_temp_new_i64(); + tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s)); + tmp3 = load_reg((r1 + 1) & 15); + tcg_gen_ext32u_i64(tmp2, tmp2); + tcg_gen_ext32u_i64(tmp3, tmp3); + tcg_gen_shli_i64(tmp, tmp, 32); + tcg_gen_or_i64(tmp, tmp, tmp3); + + tcg_gen_rem_i64(tmp3, tmp, tmp2); + tcg_gen_div_i64(tmp, tmp, tmp2); + store_reg32_i64((r1 + 1) & 15, tmp); + store_reg32_i64(r1, tmp3); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + break; + case 0x98: /* ALC R1,D2(X2,B2) [RXY] */ + tmp2 = tcg_temp_new_i64(); + tmp32_1 = load_reg32(r1); + tmp32_2 = tcg_temp_new_i32(); + tmp32_3 = tcg_temp_new_i32(); + tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s)); + tcg_gen_trunc_i64_i32(tmp32_2, tmp2); + /* XXX possible optimization point */ + gen_op_calc_cc(s); + gen_helper_addc_u32(tmp32_3, cc_op, tmp32_1, tmp32_2); + set_cc_addu32(s, tmp32_1, tmp32_2, tmp32_3); + store_reg32(r1, tmp32_3); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + tcg_temp_free_i32(tmp32_3); + break; + case 0x99: /* SLB R1,D2(X2,B2) [RXY] */ + tmp2 = tcg_temp_new_i64(); + tmp32_1 = tcg_const_i32(r1); + tmp32_2 = tcg_temp_new_i32(); + tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s)); + tcg_gen_trunc_i64_i32(tmp32_2, tmp2); + /* XXX possible optimization point */ + gen_op_calc_cc(s); + gen_helper_slb(cc_op, cc_op, tmp32_1, tmp32_2); + set_cc_static(s); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + default: + LOG_DISAS("illegal e3 operation 0x%x\n", op); + gen_illegal_opcode(s, 3); + break; + } + tcg_temp_free_i64(addr); +} + +#ifndef CONFIG_USER_ONLY +static void disas_e5(DisasContext* s, uint64_t insn) +{ + TCGv_i64 tmp, tmp2; + int op = (insn >> 32) & 0xff; + + tmp = get_address(s, 0, (insn >> 28) & 0xf, (insn >> 16) & 0xfff); + tmp2 = get_address(s, 0, (insn >> 12) & 0xf, insn & 0xfff); + + LOG_DISAS("disas_e5: insn %" PRIx64 "\n", insn); + switch (op) { + case 0x01: /* TPROT D1(B1),D2(B2) [SSE] */ + /* Test Protection */ + potential_page_fault(s); + gen_helper_tprot(cc_op, tmp, tmp2); + set_cc_static(s); + break; + default: + LOG_DISAS("illegal e5 operation 0x%x\n", op); + gen_illegal_opcode(s, 3); + break; + } + + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); +} +#endif + +static void disas_eb(DisasContext *s, int op, int r1, int r3, int b2, int d2) +{ + TCGv_i64 tmp, tmp2, tmp3, tmp4; + TCGv_i32 tmp32_1, tmp32_2; + int i, stm_len; + int ilc = 3; + + LOG_DISAS("disas_eb: op 0x%x r1 %d r3 %d b2 %d d2 0x%x\n", + op, r1, r3, b2, d2); + switch (op) { + case 0xc: /* SRLG R1,R3,D2(B2) [RSY] */ + case 0xd: /* SLLG R1,R3,D2(B2) [RSY] */ + case 0xa: /* SRAG R1,R3,D2(B2) [RSY] */ + case 0xb: /* SLAG R1,R3,D2(B2) [RSY] */ + case 0x1c: /* RLLG R1,R3,D2(B2) [RSY] */ + if (b2) { + tmp = get_address(s, 0, b2, d2); + tcg_gen_andi_i64(tmp, tmp, 0x3f); + } else { + tmp = tcg_const_i64(d2 & 0x3f); + } + switch (op) { + case 0xc: + tcg_gen_shr_i64(regs[r1], regs[r3], tmp); + break; + case 0xd: + tcg_gen_shl_i64(regs[r1], regs[r3], tmp); + break; + case 0xa: + tcg_gen_sar_i64(regs[r1], regs[r3], tmp); + break; + case 0xb: + tmp2 = tcg_temp_new_i64(); + tmp3 = tcg_temp_new_i64(); + gen_op_update2_cc_i64(s, CC_OP_SLAG, regs[r3], tmp); + tcg_gen_shl_i64(tmp2, regs[r3], tmp); + /* override sign bit with source sign */ + tcg_gen_andi_i64(tmp2, tmp2, ~0x8000000000000000ULL); + tcg_gen_andi_i64(tmp3, regs[r3], 0x8000000000000000ULL); + tcg_gen_or_i64(regs[r1], tmp2, tmp3); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + break; + case 0x1c: + tcg_gen_rotl_i64(regs[r1], regs[r3], tmp); + break; + default: + tcg_abort(); + break; + } + if (op == 0xa) { + set_cc_s64(s, regs[r1]); + } + tcg_temp_free_i64(tmp); + break; + case 0x1d: /* RLL R1,R3,D2(B2) [RSY] */ + if (b2) { + tmp = get_address(s, 0, b2, d2); + tcg_gen_andi_i64(tmp, tmp, 0x3f); + } else { + tmp = tcg_const_i64(d2 & 0x3f); + } + tmp32_1 = tcg_temp_new_i32(); + tmp32_2 = load_reg32(r3); + tcg_gen_trunc_i64_i32(tmp32_1, tmp); + switch (op) { + case 0x1d: + tcg_gen_rotl_i32(tmp32_1, tmp32_2, tmp32_1); + break; + default: + tcg_abort(); + break; + } + store_reg32(r1, tmp32_1); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0x4: /* LMG R1,R3,D2(B2) [RSE] */ + case 0x24: /* STMG R1,R3,D2(B2) [RSE] */ + stm_len = 8; + goto do_mh; + case 0x26: /* STMH R1,R3,D2(B2) [RSE] */ + case 0x96: /* LMH R1,R3,D2(B2) [RSE] */ + stm_len = 4; +do_mh: + /* Apparently, unrolling lmg/stmg of any size gains performance - + even for very long ones... */ + tmp = get_address(s, 0, b2, d2); + tmp3 = tcg_const_i64(stm_len); + tmp4 = tcg_const_i64(32); + for (i = r1;; i = (i + 1) % 16) { + switch (op) { + case 0x4: + tcg_gen_qemu_ld64(regs[i], tmp, get_mem_index(s)); + break; + case 0x96: + tmp2 = tcg_temp_new_i64(); +#if HOST_LONG_BITS == 32 + tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s)); + tcg_gen_trunc_i64_i32(TCGV_HIGH(regs[i]), tmp2); +#else + tmp2 = tcg_temp_new_i64(); + tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s)); + tcg_gen_shl_i64(tmp2, tmp2, 4); + tcg_gen_ext32u_i64(regs[i], regs[i]); + tcg_gen_or_i64(regs[i], regs[i], tmp2); +#endif + tcg_temp_free_i64(tmp2); + break; + case 0x24: + tcg_gen_qemu_st64(regs[i], tmp, get_mem_index(s)); + break; + case 0x26: + tmp2 = tcg_temp_new_i64(); + tcg_gen_shr_i64(tmp2, regs[i], tmp4); + tcg_gen_qemu_st32(tmp2, tmp, get_mem_index(s)); + tcg_temp_free_i64(tmp2); + break; + default: + tcg_abort(); + } + if (i == r3) { + break; + } + tcg_gen_add_i64(tmp, tmp, tmp3); + } + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp4); + break; + case 0x2c: /* STCMH R1,M3,D2(B2) [RSY] */ + tmp = get_address(s, 0, b2, d2); + tmp32_1 = tcg_const_i32(r1); + tmp32_2 = tcg_const_i32(r3); + potential_page_fault(s); + gen_helper_stcmh(tmp32_1, tmp, tmp32_2); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; +#ifndef CONFIG_USER_ONLY + case 0x2f: /* LCTLG R1,R3,D2(B2) [RSE] */ + /* Load Control */ + check_privileged(s, ilc); + tmp = get_address(s, 0, b2, d2); + tmp32_1 = tcg_const_i32(r1); + tmp32_2 = tcg_const_i32(r3); + potential_page_fault(s); + gen_helper_lctlg(tmp32_1, tmp, tmp32_2); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0x25: /* STCTG R1,R3,D2(B2) [RSE] */ + /* Store Control */ + check_privileged(s, ilc); + tmp = get_address(s, 0, b2, d2); + tmp32_1 = tcg_const_i32(r1); + tmp32_2 = tcg_const_i32(r3); + potential_page_fault(s); + gen_helper_stctg(tmp32_1, tmp, tmp32_2); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; +#endif + case 0x30: /* CSG R1,R3,D2(B2) [RSY] */ + tmp = get_address(s, 0, b2, d2); + tmp32_1 = tcg_const_i32(r1); + tmp32_2 = tcg_const_i32(r3); + potential_page_fault(s); + /* XXX rewrite in tcg */ + gen_helper_csg(cc_op, tmp32_1, tmp, tmp32_2); + set_cc_static(s); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0x3e: /* CDSG R1,R3,D2(B2) [RSY] */ + tmp = get_address(s, 0, b2, d2); + tmp32_1 = tcg_const_i32(r1); + tmp32_2 = tcg_const_i32(r3); + potential_page_fault(s); + /* XXX rewrite in tcg */ + gen_helper_cdsg(cc_op, tmp32_1, tmp, tmp32_2); + set_cc_static(s); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0x51: /* TMY D1(B1),I2 [SIY] */ + tmp = get_address(s, 0, b2, d2); /* SIY -> this is the destination */ + tmp2 = tcg_const_i64((r1 << 4) | r3); + tcg_gen_qemu_ld8u(tmp, tmp, get_mem_index(s)); + /* yes, this is a 32 bit operation with 64 bit tcg registers, because + that incurs less conversions */ + cmp_64(s, tmp, tmp2, CC_OP_TM_32); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0x52: /* MVIY D1(B1),I2 [SIY] */ + tmp = get_address(s, 0, b2, d2); /* SIY -> this is the destination */ + tmp2 = tcg_const_i64((r1 << 4) | r3); + tcg_gen_qemu_st8(tmp2, tmp, get_mem_index(s)); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0x55: /* CLIY D1(B1),I2 [SIY] */ + tmp3 = get_address(s, 0, b2, d2); /* SIY -> this is the 1st operand */ + tmp = tcg_temp_new_i64(); + tmp32_1 = tcg_temp_new_i32(); + tcg_gen_qemu_ld8u(tmp, tmp3, get_mem_index(s)); + tcg_gen_trunc_i64_i32(tmp32_1, tmp); + cmp_u32c(s, tmp32_1, (r1 << 4) | r3); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp3); + tcg_temp_free_i32(tmp32_1); + break; + case 0x80: /* ICMH R1,M3,D2(B2) [RSY] */ + tmp = get_address(s, 0, b2, d2); + tmp32_1 = tcg_const_i32(r1); + tmp32_2 = tcg_const_i32(r3); + potential_page_fault(s); + /* XXX split CC calculation out */ + gen_helper_icmh(cc_op, tmp32_1, tmp, tmp32_2); + set_cc_static(s); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + default: + LOG_DISAS("illegal eb operation 0x%x\n", op); + gen_illegal_opcode(s, ilc); + break; + } +} + +static void disas_ed(DisasContext *s, int op, int r1, int x2, int b2, int d2, + int r1b) +{ + TCGv_i32 tmp_r1, tmp32; + TCGv_i64 addr, tmp; + addr = get_address(s, x2, b2, d2); + tmp_r1 = tcg_const_i32(r1); + switch (op) { + case 0x5: /* LXDB R1,D2(X2,B2) [RXE] */ + potential_page_fault(s); + gen_helper_lxdb(tmp_r1, addr); + break; + case 0x9: /* CEB R1,D2(X2,B2) [RXE] */ + tmp = tcg_temp_new_i64(); + tmp32 = load_freg32(r1); + tcg_gen_qemu_ld32u(tmp, addr, get_mem_index(s)); + set_cc_cmp_f32_i64(s, tmp32, tmp); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32); + break; + case 0xa: /* AEB R1,D2(X2,B2) [RXE] */ + tmp = tcg_temp_new_i64(); + tmp32 = tcg_temp_new_i32(); + tcg_gen_qemu_ld32u(tmp, addr, get_mem_index(s)); + tcg_gen_trunc_i64_i32(tmp32, tmp); + gen_helper_aeb(tmp_r1, tmp32); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32); + + tmp32 = load_freg32(r1); + set_cc_nz_f32(s, tmp32); + tcg_temp_free_i32(tmp32); + break; + case 0xb: /* SEB R1,D2(X2,B2) [RXE] */ + tmp = tcg_temp_new_i64(); + tmp32 = tcg_temp_new_i32(); + tcg_gen_qemu_ld32u(tmp, addr, get_mem_index(s)); + tcg_gen_trunc_i64_i32(tmp32, tmp); + gen_helper_seb(tmp_r1, tmp32); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32); + + tmp32 = load_freg32(r1); + set_cc_nz_f32(s, tmp32); + tcg_temp_free_i32(tmp32); + break; + case 0xd: /* DEB R1,D2(X2,B2) [RXE] */ + tmp = tcg_temp_new_i64(); + tmp32 = tcg_temp_new_i32(); + tcg_gen_qemu_ld32u(tmp, addr, get_mem_index(s)); + tcg_gen_trunc_i64_i32(tmp32, tmp); + gen_helper_deb(tmp_r1, tmp32); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32); + break; + case 0x10: /* TCEB R1,D2(X2,B2) [RXE] */ + potential_page_fault(s); + gen_helper_tceb(cc_op, tmp_r1, addr); + set_cc_static(s); + break; + case 0x11: /* TCDB R1,D2(X2,B2) [RXE] */ + potential_page_fault(s); + gen_helper_tcdb(cc_op, tmp_r1, addr); + set_cc_static(s); + break; + case 0x12: /* TCXB R1,D2(X2,B2) [RXE] */ + potential_page_fault(s); + gen_helper_tcxb(cc_op, tmp_r1, addr); + set_cc_static(s); + break; + case 0x17: /* MEEB R1,D2(X2,B2) [RXE] */ + tmp = tcg_temp_new_i64(); + tmp32 = tcg_temp_new_i32(); + tcg_gen_qemu_ld32u(tmp, addr, get_mem_index(s)); + tcg_gen_trunc_i64_i32(tmp32, tmp); + gen_helper_meeb(tmp_r1, tmp32); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32); + break; + case 0x19: /* CDB R1,D2(X2,B2) [RXE] */ + potential_page_fault(s); + gen_helper_cdb(cc_op, tmp_r1, addr); + set_cc_static(s); + break; + case 0x1a: /* ADB R1,D2(X2,B2) [RXE] */ + potential_page_fault(s); + gen_helper_adb(cc_op, tmp_r1, addr); + set_cc_static(s); + break; + case 0x1b: /* SDB R1,D2(X2,B2) [RXE] */ + potential_page_fault(s); + gen_helper_sdb(cc_op, tmp_r1, addr); + set_cc_static(s); + break; + case 0x1c: /* MDB R1,D2(X2,B2) [RXE] */ + potential_page_fault(s); + gen_helper_mdb(tmp_r1, addr); + break; + case 0x1d: /* DDB R1,D2(X2,B2) [RXE] */ + potential_page_fault(s); + gen_helper_ddb(tmp_r1, addr); + break; + case 0x1e: /* MADB R1,R3,D2(X2,B2) [RXF] */ + /* for RXF insns, r1 is R3 and r1b is R1 */ + tmp32 = tcg_const_i32(r1b); + potential_page_fault(s); + gen_helper_madb(tmp32, addr, tmp_r1); + tcg_temp_free_i32(tmp32); + break; + default: + LOG_DISAS("illegal ed operation 0x%x\n", op); + gen_illegal_opcode(s, 3); + return; + } + tcg_temp_free_i32(tmp_r1); + tcg_temp_free_i64(addr); +} + +static void disas_a5(DisasContext *s, int op, int r1, int i2) +{ + TCGv_i64 tmp, tmp2; + TCGv_i32 tmp32; + LOG_DISAS("disas_a5: op 0x%x r1 %d i2 0x%x\n", op, r1, i2); + switch (op) { + case 0x0: /* IIHH R1,I2 [RI] */ + tmp = tcg_const_i64(i2); + tcg_gen_deposit_i64(regs[r1], regs[r1], tmp, 48, 16); + break; + case 0x1: /* IIHL R1,I2 [RI] */ + tmp = tcg_const_i64(i2); + tcg_gen_deposit_i64(regs[r1], regs[r1], tmp, 32, 16); + break; + case 0x2: /* IILH R1,I2 [RI] */ + tmp = tcg_const_i64(i2); + tcg_gen_deposit_i64(regs[r1], regs[r1], tmp, 16, 16); + break; + case 0x3: /* IILL R1,I2 [RI] */ + tmp = tcg_const_i64(i2); + tcg_gen_deposit_i64(regs[r1], regs[r1], tmp, 0, 16); + break; + case 0x4: /* NIHH R1,I2 [RI] */ + case 0x8: /* OIHH R1,I2 [RI] */ + tmp = load_reg(r1); + tmp32 = tcg_temp_new_i32(); + switch (op) { + case 0x4: + tmp2 = tcg_const_i64((((uint64_t)i2) << 48) + | 0x0000ffffffffffffULL); + tcg_gen_and_i64(tmp, tmp, tmp2); + break; + case 0x8: + tmp2 = tcg_const_i64(((uint64_t)i2) << 48); + tcg_gen_or_i64(tmp, tmp, tmp2); + break; + default: + tcg_abort(); + } + store_reg(r1, tmp); + tcg_gen_shri_i64(tmp2, tmp, 48); + tcg_gen_trunc_i64_i32(tmp32, tmp2); + set_cc_nz_u32(s, tmp32); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i32(tmp32); + break; + case 0x5: /* NIHL R1,I2 [RI] */ + case 0x9: /* OIHL R1,I2 [RI] */ + tmp = load_reg(r1); + tmp32 = tcg_temp_new_i32(); + switch (op) { + case 0x5: + tmp2 = tcg_const_i64((((uint64_t)i2) << 32) + | 0xffff0000ffffffffULL); + tcg_gen_and_i64(tmp, tmp, tmp2); + break; + case 0x9: + tmp2 = tcg_const_i64(((uint64_t)i2) << 32); + tcg_gen_or_i64(tmp, tmp, tmp2); + break; + default: + tcg_abort(); + } + store_reg(r1, tmp); + tcg_gen_shri_i64(tmp2, tmp, 32); + tcg_gen_trunc_i64_i32(tmp32, tmp2); + tcg_gen_andi_i32(tmp32, tmp32, 0xffff); + set_cc_nz_u32(s, tmp32); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i32(tmp32); + break; + case 0x6: /* NILH R1,I2 [RI] */ + case 0xa: /* OILH R1,I2 [RI] */ + tmp = load_reg(r1); + tmp32 = tcg_temp_new_i32(); + switch (op) { + case 0x6: + tmp2 = tcg_const_i64((((uint64_t)i2) << 16) + | 0xffffffff0000ffffULL); + tcg_gen_and_i64(tmp, tmp, tmp2); + break; + case 0xa: + tmp2 = tcg_const_i64(((uint64_t)i2) << 16); + tcg_gen_or_i64(tmp, tmp, tmp2); + break; + default: + tcg_abort(); + } + store_reg(r1, tmp); + tcg_gen_shri_i64(tmp, tmp, 16); + tcg_gen_trunc_i64_i32(tmp32, tmp); + tcg_gen_andi_i32(tmp32, tmp32, 0xffff); + set_cc_nz_u32(s, tmp32); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i32(tmp32); + break; + case 0x7: /* NILL R1,I2 [RI] */ + case 0xb: /* OILL R1,I2 [RI] */ + tmp = load_reg(r1); + tmp32 = tcg_temp_new_i32(); + switch (op) { + case 0x7: + tmp2 = tcg_const_i64(i2 | 0xffffffffffff0000ULL); + tcg_gen_and_i64(tmp, tmp, tmp2); + break; + case 0xb: + tmp2 = tcg_const_i64(i2); + tcg_gen_or_i64(tmp, tmp, tmp2); + break; + default: + tcg_abort(); + } + store_reg(r1, tmp); + tcg_gen_trunc_i64_i32(tmp32, tmp); + tcg_gen_andi_i32(tmp32, tmp32, 0xffff); + set_cc_nz_u32(s, tmp32); /* signedness should not matter here */ + tcg_temp_free_i64(tmp2); + tcg_temp_free_i32(tmp32); + break; + case 0xc: /* LLIHH R1,I2 [RI] */ + tmp = tcg_const_i64( ((uint64_t)i2) << 48 ); + store_reg(r1, tmp); + break; + case 0xd: /* LLIHL R1,I2 [RI] */ + tmp = tcg_const_i64( ((uint64_t)i2) << 32 ); + store_reg(r1, tmp); + break; + case 0xe: /* LLILH R1,I2 [RI] */ + tmp = tcg_const_i64( ((uint64_t)i2) << 16 ); + store_reg(r1, tmp); + break; + case 0xf: /* LLILL R1,I2 [RI] */ + tmp = tcg_const_i64(i2); + store_reg(r1, tmp); + break; + default: + LOG_DISAS("illegal a5 operation 0x%x\n", op); + gen_illegal_opcode(s, 2); + return; + } + tcg_temp_free_i64(tmp); +} + +static void disas_a7(DisasContext *s, int op, int r1, int i2) +{ + TCGv_i64 tmp, tmp2; + TCGv_i32 tmp32_1, tmp32_2, tmp32_3; + int l1; + + LOG_DISAS("disas_a7: op 0x%x r1 %d i2 0x%x\n", op, r1, i2); + switch (op) { + case 0x0: /* TMLH or TMH R1,I2 [RI] */ + case 0x1: /* TMLL or TML R1,I2 [RI] */ + case 0x2: /* TMHH R1,I2 [RI] */ + case 0x3: /* TMHL R1,I2 [RI] */ + tmp = load_reg(r1); + tmp2 = tcg_const_i64((uint16_t)i2); + switch (op) { + case 0x0: + tcg_gen_shri_i64(tmp, tmp, 16); + break; + case 0x1: + break; + case 0x2: + tcg_gen_shri_i64(tmp, tmp, 48); + break; + case 0x3: + tcg_gen_shri_i64(tmp, tmp, 32); + break; + } + tcg_gen_andi_i64(tmp, tmp, 0xffff); + cmp_64(s, tmp, tmp2, CC_OP_TM_64); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0x4: /* brc m1, i2 */ + gen_brc(r1, s, i2 * 2LL); + return; + case 0x5: /* BRAS R1,I2 [RI] */ + tmp = tcg_const_i64(pc_to_link_info(s, s->pc + 4)); + store_reg(r1, tmp); + tcg_temp_free_i64(tmp); + gen_goto_tb(s, 0, s->pc + i2 * 2LL); + s->is_jmp = DISAS_TB_JUMP; + break; + case 0x6: /* BRCT R1,I2 [RI] */ + tmp32_1 = load_reg32(r1); + tcg_gen_subi_i32(tmp32_1, tmp32_1, 1); + store_reg32(r1, tmp32_1); + gen_update_cc_op(s); + l1 = gen_new_label(); + tcg_gen_brcondi_i32(TCG_COND_EQ, tmp32_1, 0, l1); + gen_goto_tb(s, 0, s->pc + (i2 * 2LL)); + gen_set_label(l1); + gen_goto_tb(s, 1, s->pc + 4); + s->is_jmp = DISAS_TB_JUMP; + tcg_temp_free_i32(tmp32_1); + break; + case 0x7: /* BRCTG R1,I2 [RI] */ + tmp = load_reg(r1); + tcg_gen_subi_i64(tmp, tmp, 1); + store_reg(r1, tmp); + gen_update_cc_op(s); + l1 = gen_new_label(); + tcg_gen_brcondi_i64(TCG_COND_EQ, tmp, 0, l1); + gen_goto_tb(s, 0, s->pc + (i2 * 2LL)); + gen_set_label(l1); + gen_goto_tb(s, 1, s->pc + 4); + s->is_jmp = DISAS_TB_JUMP; + tcg_temp_free_i64(tmp); + break; + case 0x8: /* lhi r1, i2 */ + tmp32_1 = tcg_const_i32(i2); + store_reg32(r1, tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + case 0x9: /* lghi r1, i2 */ + tmp = tcg_const_i64(i2); + store_reg(r1, tmp); + tcg_temp_free_i64(tmp); + break; + case 0xa: /* AHI R1,I2 [RI] */ + tmp32_1 = load_reg32(r1); + tmp32_2 = tcg_temp_new_i32(); + tmp32_3 = tcg_const_i32(i2); + + if (i2 < 0) { + tcg_gen_subi_i32(tmp32_2, tmp32_1, -i2); + } else { + tcg_gen_add_i32(tmp32_2, tmp32_1, tmp32_3); + } + + store_reg32(r1, tmp32_2); + set_cc_add32(s, tmp32_1, tmp32_3, tmp32_2); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + tcg_temp_free_i32(tmp32_3); + break; + case 0xb: /* aghi r1, i2 */ + tmp = load_reg(r1); + tmp2 = tcg_const_i64(i2); + + if (i2 < 0) { + tcg_gen_subi_i64(regs[r1], tmp, -i2); + } else { + tcg_gen_add_i64(regs[r1], tmp, tmp2); + } + set_cc_add64(s, tmp, tmp2, regs[r1]); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0xc: /* MHI R1,I2 [RI] */ + tmp32_1 = load_reg32(r1); + tcg_gen_muli_i32(tmp32_1, tmp32_1, i2); + store_reg32(r1, tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + case 0xd: /* MGHI R1,I2 [RI] */ + tmp = load_reg(r1); + tcg_gen_muli_i64(tmp, tmp, i2); + store_reg(r1, tmp); + tcg_temp_free_i64(tmp); + break; + case 0xe: /* CHI R1,I2 [RI] */ + tmp32_1 = load_reg32(r1); + cmp_s32c(s, tmp32_1, i2); + tcg_temp_free_i32(tmp32_1); + break; + case 0xf: /* CGHI R1,I2 [RI] */ + tmp = load_reg(r1); + cmp_s64c(s, tmp, i2); + tcg_temp_free_i64(tmp); + break; + default: + LOG_DISAS("illegal a7 operation 0x%x\n", op); + gen_illegal_opcode(s, 2); + return; + } +} + +static void disas_b2(DisasContext *s, int op, uint32_t insn) +{ + TCGv_i64 tmp, tmp2, tmp3; + TCGv_i32 tmp32_1, tmp32_2, tmp32_3; + int r1, r2; + int ilc = 2; +#ifndef CONFIG_USER_ONLY + int r3, d2, b2; +#endif + + r1 = (insn >> 4) & 0xf; + r2 = insn & 0xf; + + LOG_DISAS("disas_b2: op 0x%x r1 %d r2 %d\n", op, r1, r2); + + switch (op) { + case 0x22: /* IPM R1 [RRE] */ + tmp32_1 = tcg_const_i32(r1); + gen_op_calc_cc(s); + gen_helper_ipm(cc_op, tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + case 0x41: /* CKSM R1,R2 [RRE] */ + tmp32_1 = tcg_const_i32(r1); + tmp32_2 = tcg_const_i32(r2); + potential_page_fault(s); + gen_helper_cksm(tmp32_1, tmp32_2); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + gen_op_movi_cc(s, 0); + break; + case 0x4e: /* SAR R1,R2 [RRE] */ + tmp32_1 = load_reg32(r2); + tcg_gen_st_i32(tmp32_1, cpu_env, offsetof(CPUState, aregs[r1])); + tcg_temp_free_i32(tmp32_1); + break; + case 0x4f: /* EAR R1,R2 [RRE] */ + tmp32_1 = tcg_temp_new_i32(); + tcg_gen_ld_i32(tmp32_1, cpu_env, offsetof(CPUState, aregs[r2])); + store_reg32(r1, tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + case 0x52: /* MSR R1,R2 [RRE] */ + tmp32_1 = load_reg32(r1); + tmp32_2 = load_reg32(r2); + tcg_gen_mul_i32(tmp32_1, tmp32_1, tmp32_2); + store_reg32(r1, tmp32_1); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0x54: /* MVPG R1,R2 [RRE] */ + tmp = load_reg(0); + tmp2 = load_reg(r1); + tmp3 = load_reg(r2); + potential_page_fault(s); + gen_helper_mvpg(tmp, tmp2, tmp3); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + /* XXX check CCO bit and set CC accordingly */ + gen_op_movi_cc(s, 0); + break; + case 0x55: /* MVST R1,R2 [RRE] */ + tmp32_1 = load_reg32(0); + tmp32_2 = tcg_const_i32(r1); + tmp32_3 = tcg_const_i32(r2); + potential_page_fault(s); + gen_helper_mvst(tmp32_1, tmp32_2, tmp32_3); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + tcg_temp_free_i32(tmp32_3); + gen_op_movi_cc(s, 1); + break; + case 0x5d: /* CLST R1,R2 [RRE] */ + tmp32_1 = load_reg32(0); + tmp32_2 = tcg_const_i32(r1); + tmp32_3 = tcg_const_i32(r2); + potential_page_fault(s); + gen_helper_clst(cc_op, tmp32_1, tmp32_2, tmp32_3); + set_cc_static(s); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + tcg_temp_free_i32(tmp32_3); + break; + case 0x5e: /* SRST R1,R2 [RRE] */ + tmp32_1 = load_reg32(0); + tmp32_2 = tcg_const_i32(r1); + tmp32_3 = tcg_const_i32(r2); + potential_page_fault(s); + gen_helper_srst(cc_op, tmp32_1, tmp32_2, tmp32_3); + set_cc_static(s); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + tcg_temp_free_i32(tmp32_3); + break; + +#ifndef CONFIG_USER_ONLY + case 0x02: /* STIDP D2(B2) [S] */ + /* Store CPU ID */ + check_privileged(s, ilc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + potential_page_fault(s); + gen_helper_stidp(tmp); + tcg_temp_free_i64(tmp); + break; + case 0x04: /* SCK D2(B2) [S] */ + /* Set Clock */ + check_privileged(s, ilc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + potential_page_fault(s); + gen_helper_sck(cc_op, tmp); + set_cc_static(s); + tcg_temp_free_i64(tmp); + break; + case 0x05: /* STCK D2(B2) [S] */ + /* Store Clock */ + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + potential_page_fault(s); + gen_helper_stck(cc_op, tmp); + set_cc_static(s); + tcg_temp_free_i64(tmp); + break; + case 0x06: /* SCKC D2(B2) [S] */ + /* Set Clock Comparator */ + check_privileged(s, ilc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + potential_page_fault(s); + gen_helper_sckc(tmp); + tcg_temp_free_i64(tmp); + break; + case 0x07: /* STCKC D2(B2) [S] */ + /* Store Clock Comparator */ + check_privileged(s, ilc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + potential_page_fault(s); + gen_helper_stckc(tmp); + tcg_temp_free_i64(tmp); + break; + case 0x08: /* SPT D2(B2) [S] */ + /* Set CPU Timer */ + check_privileged(s, ilc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + potential_page_fault(s); + gen_helper_spt(tmp); + tcg_temp_free_i64(tmp); + break; + case 0x09: /* STPT D2(B2) [S] */ + /* Store CPU Timer */ + check_privileged(s, ilc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + potential_page_fault(s); + gen_helper_stpt(tmp); + tcg_temp_free_i64(tmp); + break; + case 0x0a: /* SPKA D2(B2) [S] */ + /* Set PSW Key from Address */ + check_privileged(s, ilc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + tmp2 = tcg_temp_new_i64(); + tcg_gen_andi_i64(tmp2, psw_mask, ~PSW_MASK_KEY); + tcg_gen_shli_i64(tmp, tmp, PSW_SHIFT_KEY - 4); + tcg_gen_or_i64(psw_mask, tmp2, tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp); + break; + case 0x0d: /* PTLB [S] */ + /* Purge TLB */ + check_privileged(s, ilc); + gen_helper_ptlb(); + break; + case 0x10: /* SPX D2(B2) [S] */ + /* Set Prefix Register */ + check_privileged(s, ilc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + potential_page_fault(s); + gen_helper_spx(tmp); + tcg_temp_free_i64(tmp); + break; + case 0x11: /* STPX D2(B2) [S] */ + /* Store Prefix */ + check_privileged(s, ilc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + tmp2 = tcg_temp_new_i64(); + tcg_gen_ld_i64(tmp2, cpu_env, offsetof(CPUState, psa)); + tcg_gen_qemu_st32(tmp2, tmp, get_mem_index(s)); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0x12: /* STAP D2(B2) [S] */ + /* Store CPU Address */ + check_privileged(s, ilc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + tmp2 = tcg_temp_new_i64(); + tmp32_1 = tcg_temp_new_i32(); + tcg_gen_ld_i32(tmp32_1, cpu_env, offsetof(CPUState, cpu_num)); + tcg_gen_extu_i32_i64(tmp2, tmp32_1); + tcg_gen_qemu_st32(tmp2, tmp, get_mem_index(s)); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i32(tmp32_1); + break; + case 0x21: /* IPTE R1,R2 [RRE] */ + /* Invalidate PTE */ + check_privileged(s, ilc); + r1 = (insn >> 4) & 0xf; + r2 = insn & 0xf; + tmp = load_reg(r1); + tmp2 = load_reg(r2); + gen_helper_ipte(tmp, tmp2); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0x29: /* ISKE R1,R2 [RRE] */ + /* Insert Storage Key Extended */ + check_privileged(s, ilc); + r1 = (insn >> 4) & 0xf; + r2 = insn & 0xf; + tmp = load_reg(r2); + tmp2 = tcg_temp_new_i64(); + gen_helper_iske(tmp2, tmp); + store_reg(r1, tmp2); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0x2a: /* RRBE R1,R2 [RRE] */ + /* Set Storage Key Extended */ + check_privileged(s, ilc); + r1 = (insn >> 4) & 0xf; + r2 = insn & 0xf; + tmp32_1 = load_reg32(r1); + tmp = load_reg(r2); + gen_helper_rrbe(cc_op, tmp32_1, tmp); + set_cc_static(s); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i64(tmp); + break; + case 0x2b: /* SSKE R1,R2 [RRE] */ + /* Set Storage Key Extended */ + check_privileged(s, ilc); + r1 = (insn >> 4) & 0xf; + r2 = insn & 0xf; + tmp32_1 = load_reg32(r1); + tmp = load_reg(r2); + gen_helper_sske(tmp32_1, tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i64(tmp); + break; + case 0x34: /* STCH ? */ + /* Store Subchannel */ + check_privileged(s, ilc); + gen_op_movi_cc(s, 3); + break; + case 0x46: /* STURA R1,R2 [RRE] */ + /* Store Using Real Address */ + check_privileged(s, ilc); + r1 = (insn >> 4) & 0xf; + r2 = insn & 0xf; + tmp32_1 = load_reg32(r1); + tmp = load_reg(r2); + potential_page_fault(s); + gen_helper_stura(tmp, tmp32_1); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i64(tmp); + break; + case 0x50: /* CSP R1,R2 [RRE] */ + /* Compare And Swap And Purge */ + check_privileged(s, ilc); + r1 = (insn >> 4) & 0xf; + r2 = insn & 0xf; + tmp32_1 = tcg_const_i32(r1); + tmp32_2 = tcg_const_i32(r2); + gen_helper_csp(cc_op, tmp32_1, tmp32_2); + set_cc_static(s); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0x5f: /* CHSC ? */ + /* Channel Subsystem Call */ + check_privileged(s, ilc); + gen_op_movi_cc(s, 3); + break; + case 0x78: /* STCKE D2(B2) [S] */ + /* Store Clock Extended */ + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + potential_page_fault(s); + gen_helper_stcke(cc_op, tmp); + set_cc_static(s); + tcg_temp_free_i64(tmp); + break; + case 0x79: /* SACF D2(B2) [S] */ + /* Store Clock Extended */ + check_privileged(s, ilc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + potential_page_fault(s); + gen_helper_sacf(tmp); + tcg_temp_free_i64(tmp); + /* addressing mode has changed, so end the block */ + s->pc += ilc * 2; + update_psw_addr(s); + s->is_jmp = DISAS_EXCP; + break; + case 0x7d: /* STSI D2,(B2) [S] */ + check_privileged(s, ilc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + tmp32_1 = load_reg32(0); + tmp32_2 = load_reg32(1); + potential_page_fault(s); + gen_helper_stsi(cc_op, tmp, tmp32_1, tmp32_2); + set_cc_static(s); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0x9d: /* LFPC D2(B2) [S] */ + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + tmp2 = tcg_temp_new_i64(); + tmp32_1 = tcg_temp_new_i32(); + tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s)); + tcg_gen_trunc_i64_i32(tmp32_1, tmp2); + tcg_gen_st_i32(tmp32_1, cpu_env, offsetof(CPUState, fpc)); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i32(tmp32_1); + break; + case 0xb1: /* STFL D2(B2) [S] */ + /* Store Facility List (CPU features) at 200 */ + check_privileged(s, ilc); + tmp2 = tcg_const_i64(0xc0000000); + tmp = tcg_const_i64(200); + tcg_gen_qemu_st32(tmp2, tmp, get_mem_index(s)); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp); + break; + case 0xb2: /* LPSWE D2(B2) [S] */ + /* Load PSW Extended */ + check_privileged(s, ilc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + tmp2 = tcg_temp_new_i64(); + tmp3 = tcg_temp_new_i64(); + tcg_gen_qemu_ld64(tmp2, tmp, get_mem_index(s)); + tcg_gen_addi_i64(tmp, tmp, 8); + tcg_gen_qemu_ld64(tmp3, tmp, get_mem_index(s)); + gen_helper_load_psw(tmp2, tmp3); + /* we need to keep cc_op intact */ + s->is_jmp = DISAS_JUMP; + tcg_temp_free_i64(tmp); + break; + case 0x20: /* SERVC R1,R2 [RRE] */ + /* SCLP Service call (PV hypercall) */ + check_privileged(s, ilc); + potential_page_fault(s); + tmp32_1 = load_reg32(r2); + tmp = load_reg(r1); + gen_helper_servc(cc_op, tmp32_1, tmp); + set_cc_static(s); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i64(tmp); + break; +#endif + default: + LOG_DISAS("illegal b2 operation 0x%x\n", op); + gen_illegal_opcode(s, ilc); + break; + } +} + +static void disas_b3(DisasContext *s, int op, int m3, int r1, int r2) +{ + TCGv_i64 tmp; + TCGv_i32 tmp32_1, tmp32_2, tmp32_3; + LOG_DISAS("disas_b3: op 0x%x m3 0x%x r1 %d r2 %d\n", op, m3, r1, r2); +#define FP_HELPER(i) \ + tmp32_1 = tcg_const_i32(r1); \ + tmp32_2 = tcg_const_i32(r2); \ + gen_helper_ ## i (tmp32_1, tmp32_2); \ + tcg_temp_free_i32(tmp32_1); \ + tcg_temp_free_i32(tmp32_2); + +#define FP_HELPER_CC(i) \ + tmp32_1 = tcg_const_i32(r1); \ + tmp32_2 = tcg_const_i32(r2); \ + gen_helper_ ## i (cc_op, tmp32_1, tmp32_2); \ + set_cc_static(s); \ + tcg_temp_free_i32(tmp32_1); \ + tcg_temp_free_i32(tmp32_2); + + switch (op) { + case 0x0: /* LPEBR R1,R2 [RRE] */ + FP_HELPER_CC(lpebr); + break; + case 0x2: /* LTEBR R1,R2 [RRE] */ + FP_HELPER_CC(ltebr); + break; + case 0x3: /* LCEBR R1,R2 [RRE] */ + FP_HELPER_CC(lcebr); + break; + case 0x4: /* LDEBR R1,R2 [RRE] */ + FP_HELPER(ldebr); + break; + case 0x5: /* LXDBR R1,R2 [RRE] */ + FP_HELPER(lxdbr); + break; + case 0x9: /* CEBR R1,R2 [RRE] */ + FP_HELPER_CC(cebr); + break; + case 0xa: /* AEBR R1,R2 [RRE] */ + FP_HELPER_CC(aebr); + break; + case 0xb: /* SEBR R1,R2 [RRE] */ + FP_HELPER_CC(sebr); + break; + case 0xd: /* DEBR R1,R2 [RRE] */ + FP_HELPER(debr); + break; + case 0x10: /* LPDBR R1,R2 [RRE] */ + FP_HELPER_CC(lpdbr); + break; + case 0x12: /* LTDBR R1,R2 [RRE] */ + FP_HELPER_CC(ltdbr); + break; + case 0x13: /* LCDBR R1,R2 [RRE] */ + FP_HELPER_CC(lcdbr); + break; + case 0x15: /* SQBDR R1,R2 [RRE] */ + FP_HELPER(sqdbr); + break; + case 0x17: /* MEEBR R1,R2 [RRE] */ + FP_HELPER(meebr); + break; + case 0x19: /* CDBR R1,R2 [RRE] */ + FP_HELPER_CC(cdbr); + break; + case 0x1a: /* ADBR R1,R2 [RRE] */ + FP_HELPER_CC(adbr); + break; + case 0x1b: /* SDBR R1,R2 [RRE] */ + FP_HELPER_CC(sdbr); + break; + case 0x1c: /* MDBR R1,R2 [RRE] */ + FP_HELPER(mdbr); + break; + case 0x1d: /* DDBR R1,R2 [RRE] */ + FP_HELPER(ddbr); + break; + case 0xe: /* MAEBR R1,R3,R2 [RRF] */ + case 0x1e: /* MADBR R1,R3,R2 [RRF] */ + case 0x1f: /* MSDBR R1,R3,R2 [RRF] */ + /* for RRF insns, m3 is R1, r1 is R3, and r2 is R2 */ + tmp32_1 = tcg_const_i32(m3); + tmp32_2 = tcg_const_i32(r2); + tmp32_3 = tcg_const_i32(r1); + switch (op) { + case 0xe: + gen_helper_maebr(tmp32_1, tmp32_3, tmp32_2); + break; + case 0x1e: + gen_helper_madbr(tmp32_1, tmp32_3, tmp32_2); + break; + case 0x1f: + gen_helper_msdbr(tmp32_1, tmp32_3, tmp32_2); + break; + default: + tcg_abort(); + } + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + tcg_temp_free_i32(tmp32_3); + break; + case 0x40: /* LPXBR R1,R2 [RRE] */ + FP_HELPER_CC(lpxbr); + break; + case 0x42: /* LTXBR R1,R2 [RRE] */ + FP_HELPER_CC(ltxbr); + break; + case 0x43: /* LCXBR R1,R2 [RRE] */ + FP_HELPER_CC(lcxbr); + break; + case 0x44: /* LEDBR R1,R2 [RRE] */ + FP_HELPER(ledbr); + break; + case 0x45: /* LDXBR R1,R2 [RRE] */ + FP_HELPER(ldxbr); + break; + case 0x46: /* LEXBR R1,R2 [RRE] */ + FP_HELPER(lexbr); + break; + case 0x49: /* CXBR R1,R2 [RRE] */ + FP_HELPER_CC(cxbr); + break; + case 0x4a: /* AXBR R1,R2 [RRE] */ + FP_HELPER_CC(axbr); + break; + case 0x4b: /* SXBR R1,R2 [RRE] */ + FP_HELPER_CC(sxbr); + break; + case 0x4c: /* MXBR R1,R2 [RRE] */ + FP_HELPER(mxbr); + break; + case 0x4d: /* DXBR R1,R2 [RRE] */ + FP_HELPER(dxbr); + break; + case 0x65: /* LXR R1,R2 [RRE] */ + tmp = load_freg(r2); + store_freg(r1, tmp); + tcg_temp_free_i64(tmp); + tmp = load_freg(r2 + 2); + store_freg(r1 + 2, tmp); + tcg_temp_free_i64(tmp); + break; + case 0x74: /* LZER R1 [RRE] */ + tmp32_1 = tcg_const_i32(r1); + gen_helper_lzer(tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + case 0x75: /* LZDR R1 [RRE] */ + tmp32_1 = tcg_const_i32(r1); + gen_helper_lzdr(tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + case 0x76: /* LZXR R1 [RRE] */ + tmp32_1 = tcg_const_i32(r1); + gen_helper_lzxr(tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + case 0x84: /* SFPC R1 [RRE] */ + tmp32_1 = load_reg32(r1); + tcg_gen_st_i32(tmp32_1, cpu_env, offsetof(CPUState, fpc)); + tcg_temp_free_i32(tmp32_1); + break; + case 0x8c: /* EFPC R1 [RRE] */ + tmp32_1 = tcg_temp_new_i32(); + tcg_gen_ld_i32(tmp32_1, cpu_env, offsetof(CPUState, fpc)); + store_reg32(r1, tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + case 0x94: /* CEFBR R1,R2 [RRE] */ + case 0x95: /* CDFBR R1,R2 [RRE] */ + case 0x96: /* CXFBR R1,R2 [RRE] */ + tmp32_1 = tcg_const_i32(r1); + tmp32_2 = load_reg32(r2); + switch (op) { + case 0x94: + gen_helper_cefbr(tmp32_1, tmp32_2); + break; + case 0x95: + gen_helper_cdfbr(tmp32_1, tmp32_2); + break; + case 0x96: + gen_helper_cxfbr(tmp32_1, tmp32_2); + break; + default: + tcg_abort(); + } + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0x98: /* CFEBR R1,R2 [RRE] */ + case 0x99: /* CFDBR R1,R2 [RRE] */ + case 0x9a: /* CFXBR R1,R2 [RRE] */ + tmp32_1 = tcg_const_i32(r1); + tmp32_2 = tcg_const_i32(r2); + tmp32_3 = tcg_const_i32(m3); + switch (op) { + case 0x98: + gen_helper_cfebr(cc_op, tmp32_1, tmp32_2, tmp32_3); + break; + case 0x99: + gen_helper_cfdbr(cc_op, tmp32_1, tmp32_2, tmp32_3); + break; + case 0x9a: + gen_helper_cfxbr(cc_op, tmp32_1, tmp32_2, tmp32_3); + break; + default: + tcg_abort(); + } + set_cc_static(s); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + tcg_temp_free_i32(tmp32_3); + break; + case 0xa4: /* CEGBR R1,R2 [RRE] */ + case 0xa5: /* CDGBR R1,R2 [RRE] */ + tmp32_1 = tcg_const_i32(r1); + tmp = load_reg(r2); + switch (op) { + case 0xa4: + gen_helper_cegbr(tmp32_1, tmp); + break; + case 0xa5: + gen_helper_cdgbr(tmp32_1, tmp); + break; + default: + tcg_abort(); + } + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i64(tmp); + break; + case 0xa6: /* CXGBR R1,R2 [RRE] */ + tmp32_1 = tcg_const_i32(r1); + tmp = load_reg(r2); + gen_helper_cxgbr(tmp32_1, tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i64(tmp); + break; + case 0xa8: /* CGEBR R1,R2 [RRE] */ + tmp32_1 = tcg_const_i32(r1); + tmp32_2 = tcg_const_i32(r2); + tmp32_3 = tcg_const_i32(m3); + gen_helper_cgebr(cc_op, tmp32_1, tmp32_2, tmp32_3); + set_cc_static(s); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + tcg_temp_free_i32(tmp32_3); + break; + case 0xa9: /* CGDBR R1,R2 [RRE] */ + tmp32_1 = tcg_const_i32(r1); + tmp32_2 = tcg_const_i32(r2); + tmp32_3 = tcg_const_i32(m3); + gen_helper_cgdbr(cc_op, tmp32_1, tmp32_2, tmp32_3); + set_cc_static(s); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + tcg_temp_free_i32(tmp32_3); + break; + case 0xaa: /* CGXBR R1,R2 [RRE] */ + tmp32_1 = tcg_const_i32(r1); + tmp32_2 = tcg_const_i32(r2); + tmp32_3 = tcg_const_i32(m3); + gen_helper_cgxbr(cc_op, tmp32_1, tmp32_2, tmp32_3); + set_cc_static(s); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + tcg_temp_free_i32(tmp32_3); + break; + default: + LOG_DISAS("illegal b3 operation 0x%x\n", op); + gen_illegal_opcode(s, 2); + break; + } + +#undef FP_HELPER_CC +#undef FP_HELPER +} + +static void disas_b9(DisasContext *s, int op, int r1, int r2) +{ + TCGv_i64 tmp, tmp2, tmp3; + TCGv_i32 tmp32_1, tmp32_2, tmp32_3; + + LOG_DISAS("disas_b9: op 0x%x r1 %d r2 %d\n", op, r1, r2); + switch (op) { + case 0x0: /* LPGR R1,R2 [RRE] */ + case 0x1: /* LNGR R1,R2 [RRE] */ + case 0x2: /* LTGR R1,R2 [RRE] */ + case 0x3: /* LCGR R1,R2 [RRE] */ + case 0x10: /* LPGFR R1,R2 [RRE] */ + case 0x11: /* LNFGR R1,R2 [RRE] */ + case 0x12: /* LTGFR R1,R2 [RRE] */ + case 0x13: /* LCGFR R1,R2 [RRE] */ + if (op & 0x10) { + tmp = load_reg32_i64(r2); + } else { + tmp = load_reg(r2); + } + switch (op & 0xf) { + case 0x0: /* LP?GR */ + set_cc_abs64(s, tmp); + gen_helper_abs_i64(tmp, tmp); + store_reg(r1, tmp); + break; + case 0x1: /* LN?GR */ + set_cc_nabs64(s, tmp); + gen_helper_nabs_i64(tmp, tmp); + store_reg(r1, tmp); + break; + case 0x2: /* LT?GR */ + if (r1 != r2) { + store_reg(r1, tmp); + } + set_cc_s64(s, tmp); + break; + case 0x3: /* LC?GR */ + tcg_gen_neg_i64(regs[r1], tmp); + set_cc_comp64(s, regs[r1]); + break; + } + tcg_temp_free_i64(tmp); + break; + case 0x4: /* LGR R1,R2 [RRE] */ + store_reg(r1, regs[r2]); + break; + case 0x6: /* LGBR R1,R2 [RRE] */ + tmp2 = load_reg(r2); + tcg_gen_ext8s_i64(tmp2, tmp2); + store_reg(r1, tmp2); + tcg_temp_free_i64(tmp2); + break; + case 0x8: /* AGR R1,R2 [RRE] */ + case 0xa: /* ALGR R1,R2 [RRE] */ + tmp = load_reg(r1); + tmp2 = load_reg(r2); + tmp3 = tcg_temp_new_i64(); + tcg_gen_add_i64(tmp3, tmp, tmp2); + store_reg(r1, tmp3); + switch (op) { + case 0x8: + set_cc_add64(s, tmp, tmp2, tmp3); + break; + case 0xa: + set_cc_addu64(s, tmp, tmp2, tmp3); + break; + default: + tcg_abort(); + } + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + break; + case 0x9: /* SGR R1,R2 [RRE] */ + case 0xb: /* SLGR R1,R2 [RRE] */ + case 0x1b: /* SLGFR R1,R2 [RRE] */ + case 0x19: /* SGFR R1,R2 [RRE] */ + tmp = load_reg(r1); + switch (op) { + case 0x1b: + tmp32_1 = load_reg32(r2); + tmp2 = tcg_temp_new_i64(); + tcg_gen_extu_i32_i64(tmp2, tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + case 0x19: + tmp32_1 = load_reg32(r2); + tmp2 = tcg_temp_new_i64(); + tcg_gen_ext_i32_i64(tmp2, tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + default: + tmp2 = load_reg(r2); + break; + } + tmp3 = tcg_temp_new_i64(); + tcg_gen_sub_i64(tmp3, tmp, tmp2); + store_reg(r1, tmp3); + switch (op) { + case 0x9: + case 0x19: + set_cc_sub64(s, tmp, tmp2, tmp3); + break; + case 0xb: + case 0x1b: + set_cc_subu64(s, tmp, tmp2, tmp3); + break; + default: + tcg_abort(); + } + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + break; + case 0xc: /* MSGR R1,R2 [RRE] */ + case 0x1c: /* MSGFR R1,R2 [RRE] */ + tmp = load_reg(r1); + tmp2 = load_reg(r2); + if (op == 0x1c) { + tcg_gen_ext32s_i64(tmp2, tmp2); + } + tcg_gen_mul_i64(tmp, tmp, tmp2); + store_reg(r1, tmp); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0xd: /* DSGR R1,R2 [RRE] */ + case 0x1d: /* DSGFR R1,R2 [RRE] */ + tmp = load_reg(r1 + 1); + if (op == 0xd) { + tmp2 = load_reg(r2); + } else { + tmp32_1 = load_reg32(r2); + tmp2 = tcg_temp_new_i64(); + tcg_gen_ext_i32_i64(tmp2, tmp32_1); + tcg_temp_free_i32(tmp32_1); + } + tmp3 = tcg_temp_new_i64(); + tcg_gen_div_i64(tmp3, tmp, tmp2); + store_reg(r1 + 1, tmp3); + tcg_gen_rem_i64(tmp3, tmp, tmp2); + store_reg(r1, tmp3); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + break; + case 0x14: /* LGFR R1,R2 [RRE] */ + tmp32_1 = load_reg32(r2); + tmp = tcg_temp_new_i64(); + tcg_gen_ext_i32_i64(tmp, tmp32_1); + store_reg(r1, tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i64(tmp); + break; + case 0x16: /* LLGFR R1,R2 [RRE] */ + tmp32_1 = load_reg32(r2); + tmp = tcg_temp_new_i64(); + tcg_gen_extu_i32_i64(tmp, tmp32_1); + store_reg(r1, tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i64(tmp); + break; + case 0x17: /* LLGTR R1,R2 [RRE] */ + tmp32_1 = load_reg32(r2); + tmp = tcg_temp_new_i64(); + tcg_gen_andi_i32(tmp32_1, tmp32_1, 0x7fffffffUL); + tcg_gen_extu_i32_i64(tmp, tmp32_1); + store_reg(r1, tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i64(tmp); + break; + case 0x18: /* AGFR R1,R2 [RRE] */ + case 0x1a: /* ALGFR R1,R2 [RRE] */ + tmp32_1 = load_reg32(r2); + tmp2 = tcg_temp_new_i64(); + if (op == 0x18) { + tcg_gen_ext_i32_i64(tmp2, tmp32_1); + } else { + tcg_gen_extu_i32_i64(tmp2, tmp32_1); + } + tcg_temp_free_i32(tmp32_1); + tmp = load_reg(r1); + tmp3 = tcg_temp_new_i64(); + tcg_gen_add_i64(tmp3, tmp, tmp2); + store_reg(r1, tmp3); + if (op == 0x18) { + set_cc_add64(s, tmp, tmp2, tmp3); + } else { + set_cc_addu64(s, tmp, tmp2, tmp3); + } + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + break; + case 0x1f: /* LRVR R1,R2 [RRE] */ + tmp32_1 = load_reg32(r2); + tcg_gen_bswap32_i32(tmp32_1, tmp32_1); + store_reg32(r1, tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + case 0x20: /* CGR R1,R2 [RRE] */ + case 0x30: /* CGFR R1,R2 [RRE] */ + tmp2 = load_reg(r2); + if (op == 0x30) { + tcg_gen_ext32s_i64(tmp2, tmp2); + } + tmp = load_reg(r1); + cmp_s64(s, tmp, tmp2); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0x21: /* CLGR R1,R2 [RRE] */ + case 0x31: /* CLGFR R1,R2 [RRE] */ + tmp2 = load_reg(r2); + if (op == 0x31) { + tcg_gen_ext32u_i64(tmp2, tmp2); + } + tmp = load_reg(r1); + cmp_u64(s, tmp, tmp2); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0x26: /* LBR R1,R2 [RRE] */ + tmp32_1 = load_reg32(r2); + tcg_gen_ext8s_i32(tmp32_1, tmp32_1); + store_reg32(r1, tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + case 0x27: /* LHR R1,R2 [RRE] */ + tmp32_1 = load_reg32(r2); + tcg_gen_ext16s_i32(tmp32_1, tmp32_1); + store_reg32(r1, tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + case 0x80: /* NGR R1,R2 [RRE] */ + case 0x81: /* OGR R1,R2 [RRE] */ + case 0x82: /* XGR R1,R2 [RRE] */ + tmp = load_reg(r1); + tmp2 = load_reg(r2); + switch (op) { + case 0x80: + tcg_gen_and_i64(tmp, tmp, tmp2); + break; + case 0x81: + tcg_gen_or_i64(tmp, tmp, tmp2); + break; + case 0x82: + tcg_gen_xor_i64(tmp, tmp, tmp2); + break; + default: + tcg_abort(); + } + store_reg(r1, tmp); + set_cc_nz_u64(s, tmp); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0x83: /* FLOGR R1,R2 [RRE] */ + tmp = load_reg(r2); + tmp32_1 = tcg_const_i32(r1); + gen_helper_flogr(cc_op, tmp32_1, tmp); + set_cc_static(s); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32_1); + break; + case 0x84: /* LLGCR R1,R2 [RRE] */ + tmp = load_reg(r2); + tcg_gen_andi_i64(tmp, tmp, 0xff); + store_reg(r1, tmp); + tcg_temp_free_i64(tmp); + break; + case 0x85: /* LLGHR R1,R2 [RRE] */ + tmp = load_reg(r2); + tcg_gen_andi_i64(tmp, tmp, 0xffff); + store_reg(r1, tmp); + tcg_temp_free_i64(tmp); + break; + case 0x87: /* DLGR R1,R2 [RRE] */ + tmp32_1 = tcg_const_i32(r1); + tmp = load_reg(r2); + gen_helper_dlg(tmp32_1, tmp); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32_1); + break; + case 0x88: /* ALCGR R1,R2 [RRE] */ + tmp = load_reg(r1); + tmp2 = load_reg(r2); + tmp3 = tcg_temp_new_i64(); + gen_op_calc_cc(s); + tcg_gen_extu_i32_i64(tmp3, cc_op); + tcg_gen_shri_i64(tmp3, tmp3, 1); + tcg_gen_andi_i64(tmp3, tmp3, 1); + tcg_gen_add_i64(tmp3, tmp2, tmp3); + tcg_gen_add_i64(tmp3, tmp, tmp3); + store_reg(r1, tmp3); + set_cc_addu64(s, tmp, tmp2, tmp3); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + break; + case 0x89: /* SLBGR R1,R2 [RRE] */ + tmp = load_reg(r1); + tmp2 = load_reg(r2); + tmp32_1 = tcg_const_i32(r1); + gen_op_calc_cc(s); + gen_helper_slbg(cc_op, cc_op, tmp32_1, tmp, tmp2); + set_cc_static(s); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i32(tmp32_1); + break; + case 0x94: /* LLCR R1,R2 [RRE] */ + tmp32_1 = load_reg32(r2); + tcg_gen_andi_i32(tmp32_1, tmp32_1, 0xff); + store_reg32(r1, tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + case 0x95: /* LLHR R1,R2 [RRE] */ + tmp32_1 = load_reg32(r2); + tcg_gen_andi_i32(tmp32_1, tmp32_1, 0xffff); + store_reg32(r1, tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + case 0x96: /* MLR R1,R2 [RRE] */ + /* reg(r1, r1+1) = reg(r1+1) * reg(r2) */ + tmp2 = load_reg(r2); + tmp3 = load_reg((r1 + 1) & 15); + tcg_gen_ext32u_i64(tmp2, tmp2); + tcg_gen_ext32u_i64(tmp3, tmp3); + tcg_gen_mul_i64(tmp2, tmp2, tmp3); + store_reg32_i64((r1 + 1) & 15, tmp2); + tcg_gen_shri_i64(tmp2, tmp2, 32); + store_reg32_i64(r1, tmp2); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + break; + case 0x97: /* DLR R1,R2 [RRE] */ + /* reg(r1) = reg(r1, r1+1) % reg(r2) */ + /* reg(r1+1) = reg(r1, r1+1) / reg(r2) */ + tmp = load_reg(r1); + tmp2 = load_reg(r2); + tmp3 = load_reg((r1 + 1) & 15); + tcg_gen_ext32u_i64(tmp2, tmp2); + tcg_gen_ext32u_i64(tmp3, tmp3); + tcg_gen_shli_i64(tmp, tmp, 32); + tcg_gen_or_i64(tmp, tmp, tmp3); + + tcg_gen_rem_i64(tmp3, tmp, tmp2); + tcg_gen_div_i64(tmp, tmp, tmp2); + store_reg32_i64((r1 + 1) & 15, tmp); + store_reg32_i64(r1, tmp3); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + break; + case 0x98: /* ALCR R1,R2 [RRE] */ + tmp32_1 = load_reg32(r1); + tmp32_2 = load_reg32(r2); + tmp32_3 = tcg_temp_new_i32(); + /* XXX possible optimization point */ + gen_op_calc_cc(s); + gen_helper_addc_u32(tmp32_3, cc_op, tmp32_1, tmp32_2); + set_cc_addu32(s, tmp32_1, tmp32_2, tmp32_3); + store_reg32(r1, tmp32_3); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + tcg_temp_free_i32(tmp32_3); + break; + case 0x99: /* SLBR R1,R2 [RRE] */ + tmp32_1 = load_reg32(r2); + tmp32_2 = tcg_const_i32(r1); + gen_op_calc_cc(s); + gen_helper_slb(cc_op, cc_op, tmp32_2, tmp32_1); + set_cc_static(s); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + default: + LOG_DISAS("illegal b9 operation 0x%x\n", op); + gen_illegal_opcode(s, 2); + break; + } +} + +static void disas_c0(DisasContext *s, int op, int r1, int i2) +{ + TCGv_i64 tmp; + TCGv_i32 tmp32_1, tmp32_2; + uint64_t target = s->pc + i2 * 2LL; + int l1; + + LOG_DISAS("disas_c0: op 0x%x r1 %d i2 %d\n", op, r1, i2); + + switch (op) { + case 0: /* larl r1, i2 */ + tmp = tcg_const_i64(target); + store_reg(r1, tmp); + tcg_temp_free_i64(tmp); + break; + case 0x1: /* LGFI R1,I2 [RIL] */ + tmp = tcg_const_i64((int64_t)i2); + store_reg(r1, tmp); + tcg_temp_free_i64(tmp); + break; + case 0x4: /* BRCL M1,I2 [RIL] */ + /* m1 & (1 << (3 - cc)) */ + tmp32_1 = tcg_const_i32(3); + tmp32_2 = tcg_const_i32(1); + gen_op_calc_cc(s); + tcg_gen_sub_i32(tmp32_1, tmp32_1, cc_op); + tcg_gen_shl_i32(tmp32_2, tmp32_2, tmp32_1); + tcg_temp_free_i32(tmp32_1); + tmp32_1 = tcg_const_i32(r1); /* m1 == r1 */ + tcg_gen_and_i32(tmp32_1, tmp32_1, tmp32_2); + l1 = gen_new_label(); + tcg_gen_brcondi_i32(TCG_COND_EQ, tmp32_1, 0, l1); + gen_goto_tb(s, 0, target); + gen_set_label(l1); + gen_goto_tb(s, 1, s->pc + 6); + s->is_jmp = DISAS_TB_JUMP; + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0x5: /* brasl r1, i2 */ + tmp = tcg_const_i64(pc_to_link_info(s, s->pc + 6)); + store_reg(r1, tmp); + tcg_temp_free_i64(tmp); + gen_goto_tb(s, 0, target); + s->is_jmp = DISAS_TB_JUMP; + break; + case 0x7: /* XILF R1,I2 [RIL] */ + case 0xb: /* NILF R1,I2 [RIL] */ + case 0xd: /* OILF R1,I2 [RIL] */ + tmp32_1 = load_reg32(r1); + switch (op) { + case 0x7: + tcg_gen_xori_i32(tmp32_1, tmp32_1, (uint32_t)i2); + break; + case 0xb: + tcg_gen_andi_i32(tmp32_1, tmp32_1, (uint32_t)i2); + break; + case 0xd: + tcg_gen_ori_i32(tmp32_1, tmp32_1, (uint32_t)i2); + break; + default: + tcg_abort(); + } + store_reg32(r1, tmp32_1); + set_cc_nz_u32(s, tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + case 0x9: /* IILF R1,I2 [RIL] */ + tmp32_1 = tcg_const_i32((uint32_t)i2); + store_reg32(r1, tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + case 0xa: /* NIHF R1,I2 [RIL] */ + tmp = load_reg(r1); + tmp32_1 = tcg_temp_new_i32(); + tcg_gen_andi_i64(tmp, tmp, (((uint64_t)((uint32_t)i2)) << 32) + | 0xffffffffULL); + store_reg(r1, tmp); + tcg_gen_shri_i64(tmp, tmp, 32); + tcg_gen_trunc_i64_i32(tmp32_1, tmp); + set_cc_nz_u32(s, tmp32_1); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32_1); + break; + case 0xe: /* LLIHF R1,I2 [RIL] */ + tmp = tcg_const_i64(((uint64_t)(uint32_t)i2) << 32); + store_reg(r1, tmp); + tcg_temp_free_i64(tmp); + break; + case 0xf: /* LLILF R1,I2 [RIL] */ + tmp = tcg_const_i64((uint32_t)i2); + store_reg(r1, tmp); + tcg_temp_free_i64(tmp); + break; + default: + LOG_DISAS("illegal c0 operation 0x%x\n", op); + gen_illegal_opcode(s, 3); + break; + } +} + +static void disas_c2(DisasContext *s, int op, int r1, int i2) +{ + TCGv_i64 tmp, tmp2, tmp3; + TCGv_i32 tmp32_1, tmp32_2, tmp32_3; + + switch (op) { + case 0x4: /* SLGFI R1,I2 [RIL] */ + case 0xa: /* ALGFI R1,I2 [RIL] */ + tmp = load_reg(r1); + tmp2 = tcg_const_i64((uint64_t)(uint32_t)i2); + tmp3 = tcg_temp_new_i64(); + switch (op) { + case 0x4: + tcg_gen_sub_i64(tmp3, tmp, tmp2); + set_cc_subu64(s, tmp, tmp2, tmp3); + break; + case 0xa: + tcg_gen_add_i64(tmp3, tmp, tmp2); + set_cc_addu64(s, tmp, tmp2, tmp3); + break; + default: + tcg_abort(); + } + store_reg(r1, tmp3); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + break; + case 0x5: /* SLFI R1,I2 [RIL] */ + case 0xb: /* ALFI R1,I2 [RIL] */ + tmp32_1 = load_reg32(r1); + tmp32_2 = tcg_const_i32(i2); + tmp32_3 = tcg_temp_new_i32(); + switch (op) { + case 0x5: + tcg_gen_sub_i32(tmp32_3, tmp32_1, tmp32_2); + set_cc_subu32(s, tmp32_1, tmp32_2, tmp32_3); + break; + case 0xb: + tcg_gen_add_i32(tmp32_3, tmp32_1, tmp32_2); + set_cc_addu32(s, tmp32_1, tmp32_2, tmp32_3); + break; + default: + tcg_abort(); + } + store_reg32(r1, tmp32_3); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + tcg_temp_free_i32(tmp32_3); + break; + case 0xc: /* CGFI R1,I2 [RIL] */ + tmp = load_reg(r1); + cmp_s64c(s, tmp, (int64_t)i2); + tcg_temp_free_i64(tmp); + break; + case 0xe: /* CLGFI R1,I2 [RIL] */ + tmp = load_reg(r1); + cmp_u64c(s, tmp, (uint64_t)(uint32_t)i2); + tcg_temp_free_i64(tmp); + break; + case 0xd: /* CFI R1,I2 [RIL] */ + tmp32_1 = load_reg32(r1); + cmp_s32c(s, tmp32_1, i2); + tcg_temp_free_i32(tmp32_1); + break; + case 0xf: /* CLFI R1,I2 [RIL] */ + tmp32_1 = load_reg32(r1); + cmp_u32c(s, tmp32_1, i2); + tcg_temp_free_i32(tmp32_1); + break; + default: + LOG_DISAS("illegal c2 operation 0x%x\n", op); + gen_illegal_opcode(s, 3); + break; + } +} + +static void gen_and_or_xor_i32(int opc, TCGv_i32 tmp, TCGv_i32 tmp2) +{ + switch (opc & 0xf) { + case 0x4: + tcg_gen_and_i32(tmp, tmp, tmp2); + break; + case 0x6: + tcg_gen_or_i32(tmp, tmp, tmp2); + break; + case 0x7: + tcg_gen_xor_i32(tmp, tmp, tmp2); + break; + default: + tcg_abort(); + } +} + +static void disas_s390_insn(DisasContext *s) +{ + TCGv_i64 tmp, tmp2, tmp3, tmp4; + TCGv_i32 tmp32_1, tmp32_2, tmp32_3, tmp32_4; + unsigned char opc; + uint64_t insn; + int op, r1, r2, r3, d1, d2, x2, b1, b2, i, i2, r1b; + TCGv_i32 vl; + int ilc; + int l1; + + opc = ldub_code(s->pc); + LOG_DISAS("opc 0x%x\n", opc); + + ilc = get_ilc(opc); + + switch (opc) { +#ifndef CONFIG_USER_ONLY + case 0x01: /* SAM */ + insn = ld_code2(s->pc); + /* set addressing mode, but we only do 64bit anyways */ + break; +#endif + case 0x6: /* BCTR R1,R2 [RR] */ + insn = ld_code2(s->pc); + decode_rr(s, insn, &r1, &r2); + tmp32_1 = load_reg32(r1); + tcg_gen_subi_i32(tmp32_1, tmp32_1, 1); + store_reg32(r1, tmp32_1); + + if (r2) { + gen_update_cc_op(s); + l1 = gen_new_label(); + tcg_gen_brcondi_i32(TCG_COND_NE, tmp32_1, 0, l1); + + /* not taking the branch, jump to after the instruction */ + gen_goto_tb(s, 0, s->pc + 2); + gen_set_label(l1); + + /* take the branch, move R2 into psw.addr */ + tmp32_1 = load_reg32(r2); + tmp = tcg_temp_new_i64(); + tcg_gen_extu_i32_i64(tmp, tmp32_1); + tcg_gen_mov_i64(psw_addr, tmp); + s->is_jmp = DISAS_JUMP; + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i64(tmp); + } + break; + case 0x7: /* BCR M1,R2 [RR] */ + insn = ld_code2(s->pc); + decode_rr(s, insn, &r1, &r2); + if (r2) { + tmp = load_reg(r2); + gen_bcr(s, r1, tmp, s->pc); + tcg_temp_free_i64(tmp); + s->is_jmp = DISAS_TB_JUMP; + } else { + /* XXX: "serialization and checkpoint-synchronization function"? */ + } + break; + case 0xa: /* SVC I [RR] */ + insn = ld_code2(s->pc); + debug_insn(insn); + i = insn & 0xff; + update_psw_addr(s); + gen_op_calc_cc(s); + tmp32_1 = tcg_const_i32(i); + tmp32_2 = tcg_const_i32(ilc * 2); + tmp32_3 = tcg_const_i32(EXCP_SVC); + tcg_gen_st_i32(tmp32_1, cpu_env, offsetof(CPUState, int_svc_code)); + tcg_gen_st_i32(tmp32_2, cpu_env, offsetof(CPUState, int_svc_ilc)); + gen_helper_exception(tmp32_3); + s->is_jmp = DISAS_EXCP; + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + tcg_temp_free_i32(tmp32_3); + break; + case 0xd: /* BASR R1,R2 [RR] */ + insn = ld_code2(s->pc); + decode_rr(s, insn, &r1, &r2); + tmp = tcg_const_i64(pc_to_link_info(s, s->pc + 2)); + store_reg(r1, tmp); + if (r2) { + tmp2 = load_reg(r2); + tcg_gen_mov_i64(psw_addr, tmp2); + tcg_temp_free_i64(tmp2); + s->is_jmp = DISAS_JUMP; + } + tcg_temp_free_i64(tmp); + break; + case 0xe: /* MVCL R1,R2 [RR] */ + insn = ld_code2(s->pc); + decode_rr(s, insn, &r1, &r2); + tmp32_1 = tcg_const_i32(r1); + tmp32_2 = tcg_const_i32(r2); + potential_page_fault(s); + gen_helper_mvcl(cc_op, tmp32_1, tmp32_2); + set_cc_static(s); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0x10: /* LPR R1,R2 [RR] */ + insn = ld_code2(s->pc); + decode_rr(s, insn, &r1, &r2); + tmp32_1 = load_reg32(r2); + set_cc_abs32(s, tmp32_1); + gen_helper_abs_i32(tmp32_1, tmp32_1); + store_reg32(r1, tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + case 0x11: /* LNR R1,R2 [RR] */ + insn = ld_code2(s->pc); + decode_rr(s, insn, &r1, &r2); + tmp32_1 = load_reg32(r2); + set_cc_nabs32(s, tmp32_1); + gen_helper_nabs_i32(tmp32_1, tmp32_1); + store_reg32(r1, tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + case 0x12: /* LTR R1,R2 [RR] */ + insn = ld_code2(s->pc); + decode_rr(s, insn, &r1, &r2); + tmp32_1 = load_reg32(r2); + if (r1 != r2) { + store_reg32(r1, tmp32_1); + } + set_cc_s32(s, tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + case 0x13: /* LCR R1,R2 [RR] */ + insn = ld_code2(s->pc); + decode_rr(s, insn, &r1, &r2); + tmp32_1 = load_reg32(r2); + tcg_gen_neg_i32(tmp32_1, tmp32_1); + store_reg32(r1, tmp32_1); + set_cc_comp32(s, tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + case 0x14: /* NR R1,R2 [RR] */ + case 0x16: /* OR R1,R2 [RR] */ + case 0x17: /* XR R1,R2 [RR] */ + insn = ld_code2(s->pc); + decode_rr(s, insn, &r1, &r2); + tmp32_2 = load_reg32(r2); + tmp32_1 = load_reg32(r1); + gen_and_or_xor_i32(opc, tmp32_1, tmp32_2); + store_reg32(r1, tmp32_1); + set_cc_nz_u32(s, tmp32_1); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0x18: /* LR R1,R2 [RR] */ + insn = ld_code2(s->pc); + decode_rr(s, insn, &r1, &r2); + tmp32_1 = load_reg32(r2); + store_reg32(r1, tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + case 0x15: /* CLR R1,R2 [RR] */ + case 0x19: /* CR R1,R2 [RR] */ + insn = ld_code2(s->pc); + decode_rr(s, insn, &r1, &r2); + tmp32_1 = load_reg32(r1); + tmp32_2 = load_reg32(r2); + if (opc == 0x15) { + cmp_u32(s, tmp32_1, tmp32_2); + } else { + cmp_s32(s, tmp32_1, tmp32_2); + } + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0x1a: /* AR R1,R2 [RR] */ + case 0x1e: /* ALR R1,R2 [RR] */ + insn = ld_code2(s->pc); + decode_rr(s, insn, &r1, &r2); + tmp32_1 = load_reg32(r1); + tmp32_2 = load_reg32(r2); + tmp32_3 = tcg_temp_new_i32(); + tcg_gen_add_i32(tmp32_3, tmp32_1, tmp32_2); + store_reg32(r1, tmp32_3); + if (opc == 0x1a) { + set_cc_add32(s, tmp32_1, tmp32_2, tmp32_3); + } else { + set_cc_addu32(s, tmp32_1, tmp32_2, tmp32_3); + } + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + tcg_temp_free_i32(tmp32_3); + break; + case 0x1b: /* SR R1,R2 [RR] */ + case 0x1f: /* SLR R1,R2 [RR] */ + insn = ld_code2(s->pc); + decode_rr(s, insn, &r1, &r2); + tmp32_1 = load_reg32(r1); + tmp32_2 = load_reg32(r2); + tmp32_3 = tcg_temp_new_i32(); + tcg_gen_sub_i32(tmp32_3, tmp32_1, tmp32_2); + store_reg32(r1, tmp32_3); + if (opc == 0x1b) { + set_cc_sub32(s, tmp32_1, tmp32_2, tmp32_3); + } else { + set_cc_subu32(s, tmp32_1, tmp32_2, tmp32_3); + } + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + tcg_temp_free_i32(tmp32_3); + break; + case 0x1c: /* MR R1,R2 [RR] */ + /* reg(r1, r1+1) = reg(r1+1) * reg(r2) */ + insn = ld_code2(s->pc); + decode_rr(s, insn, &r1, &r2); + tmp2 = load_reg(r2); + tmp3 = load_reg((r1 + 1) & 15); + tcg_gen_ext32s_i64(tmp2, tmp2); + tcg_gen_ext32s_i64(tmp3, tmp3); + tcg_gen_mul_i64(tmp2, tmp2, tmp3); + store_reg32_i64((r1 + 1) & 15, tmp2); + tcg_gen_shri_i64(tmp2, tmp2, 32); + store_reg32_i64(r1, tmp2); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + break; + case 0x1d: /* DR R1,R2 [RR] */ + insn = ld_code2(s->pc); + decode_rr(s, insn, &r1, &r2); + tmp32_1 = load_reg32(r1); + tmp32_2 = load_reg32(r1 + 1); + tmp32_3 = load_reg32(r2); + + tmp = tcg_temp_new_i64(); /* dividend */ + tmp2 = tcg_temp_new_i64(); /* divisor */ + tmp3 = tcg_temp_new_i64(); + + /* dividend is r(r1 << 32) | r(r1 + 1) */ + tcg_gen_extu_i32_i64(tmp, tmp32_1); + tcg_gen_extu_i32_i64(tmp2, tmp32_2); + tcg_gen_shli_i64(tmp, tmp, 32); + tcg_gen_or_i64(tmp, tmp, tmp2); + + /* divisor is r(r2) */ + tcg_gen_ext_i32_i64(tmp2, tmp32_3); + + tcg_gen_div_i64(tmp3, tmp, tmp2); + tcg_gen_rem_i64(tmp, tmp, tmp2); + + tcg_gen_trunc_i64_i32(tmp32_1, tmp); + tcg_gen_trunc_i64_i32(tmp32_2, tmp3); + + store_reg32(r1, tmp32_1); /* remainder */ + store_reg32(r1 + 1, tmp32_2); /* quotient */ + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + tcg_temp_free_i32(tmp32_3); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + break; + case 0x28: /* LDR R1,R2 [RR] */ + insn = ld_code2(s->pc); + decode_rr(s, insn, &r1, &r2); + tmp = load_freg(r2); + store_freg(r1, tmp); + tcg_temp_free_i64(tmp); + break; + case 0x38: /* LER R1,R2 [RR] */ + insn = ld_code2(s->pc); + decode_rr(s, insn, &r1, &r2); + tmp32_1 = load_freg32(r2); + store_freg32(r1, tmp32_1); + tcg_temp_free_i32(tmp32_1); + break; + case 0x40: /* STH R1,D2(X2,B2) [RX] */ + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tmp2 = load_reg(r1); + tcg_gen_qemu_st16(tmp2, tmp, get_mem_index(s)); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0x41: /* la */ + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + store_reg(r1, tmp); /* FIXME: 31/24-bit addressing */ + tcg_temp_free_i64(tmp); + break; + case 0x42: /* STC R1,D2(X2,B2) [RX] */ + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tmp2 = load_reg(r1); + tcg_gen_qemu_st8(tmp2, tmp, get_mem_index(s)); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0x43: /* IC R1,D2(X2,B2) [RX] */ + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tmp2 = tcg_temp_new_i64(); + tcg_gen_qemu_ld8u(tmp2, tmp, get_mem_index(s)); + store_reg8(r1, tmp2); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0x44: /* EX R1,D2(X2,B2) [RX] */ + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tmp2 = load_reg(r1); + tmp3 = tcg_const_i64(s->pc + 4); + update_psw_addr(s); + gen_op_calc_cc(s); + gen_helper_ex(cc_op, cc_op, tmp2, tmp, tmp3); + set_cc_static(s); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + break; + case 0x46: /* BCT R1,D2(X2,B2) [RX] */ + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tcg_temp_free_i64(tmp); + + tmp32_1 = load_reg32(r1); + tcg_gen_subi_i32(tmp32_1, tmp32_1, 1); + store_reg32(r1, tmp32_1); + + gen_update_cc_op(s); + l1 = gen_new_label(); + tcg_gen_brcondi_i32(TCG_COND_NE, tmp32_1, 0, l1); + + /* not taking the branch, jump to after the instruction */ + gen_goto_tb(s, 0, s->pc + 4); + gen_set_label(l1); + + /* take the branch, move R2 into psw.addr */ + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tcg_gen_mov_i64(psw_addr, tmp); + s->is_jmp = DISAS_JUMP; + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i64(tmp); + break; + case 0x47: /* BC M1,D2(X2,B2) [RX] */ + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + gen_bcr(s, r1, tmp, s->pc + 4); + tcg_temp_free_i64(tmp); + s->is_jmp = DISAS_TB_JUMP; + break; + case 0x48: /* LH R1,D2(X2,B2) [RX] */ + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tmp2 = tcg_temp_new_i64(); + tcg_gen_qemu_ld16s(tmp2, tmp, get_mem_index(s)); + store_reg32_i64(r1, tmp2); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0x49: /* CH R1,D2(X2,B2) [RX] */ + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tmp32_1 = load_reg32(r1); + tmp32_2 = tcg_temp_new_i32(); + tmp2 = tcg_temp_new_i64(); + tcg_gen_qemu_ld16s(tmp2, tmp, get_mem_index(s)); + tcg_gen_trunc_i64_i32(tmp32_2, tmp2); + cmp_s32(s, tmp32_1, tmp32_2); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0x4a: /* AH R1,D2(X2,B2) [RX] */ + case 0x4b: /* SH R1,D2(X2,B2) [RX] */ + case 0x4c: /* MH R1,D2(X2,B2) [RX] */ + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tmp2 = tcg_temp_new_i64(); + tmp32_1 = load_reg32(r1); + tmp32_2 = tcg_temp_new_i32(); + tmp32_3 = tcg_temp_new_i32(); + + tcg_gen_qemu_ld16s(tmp2, tmp, get_mem_index(s)); + tcg_gen_trunc_i64_i32(tmp32_2, tmp2); + switch (opc) { + case 0x4a: + tcg_gen_add_i32(tmp32_3, tmp32_1, tmp32_2); + set_cc_add32(s, tmp32_1, tmp32_2, tmp32_3); + break; + case 0x4b: + tcg_gen_sub_i32(tmp32_3, tmp32_1, tmp32_2); + set_cc_sub32(s, tmp32_1, tmp32_2, tmp32_3); + break; + case 0x4c: + tcg_gen_mul_i32(tmp32_3, tmp32_1, tmp32_2); + break; + default: + tcg_abort(); + } + store_reg32(r1, tmp32_3); + + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + tcg_temp_free_i32(tmp32_3); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0x4d: /* BAS R1,D2(X2,B2) [RX] */ + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tmp2 = tcg_const_i64(pc_to_link_info(s, s->pc + 4)); + store_reg(r1, tmp2); + tcg_gen_mov_i64(psw_addr, tmp); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + s->is_jmp = DISAS_JUMP; + break; + case 0x4e: /* CVD R1,D2(X2,B2) [RX] */ + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tmp2 = tcg_temp_new_i64(); + tmp32_1 = tcg_temp_new_i32(); + tcg_gen_trunc_i64_i32(tmp32_1, regs[r1]); + gen_helper_cvd(tmp2, tmp32_1); + tcg_gen_qemu_st64(tmp2, tmp, get_mem_index(s)); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i32(tmp32_1); + break; + case 0x50: /* st r1, d2(x2, b2) */ + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tmp2 = load_reg(r1); + tcg_gen_qemu_st32(tmp2, tmp, get_mem_index(s)); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0x55: /* CL R1,D2(X2,B2) [RX] */ + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tmp2 = tcg_temp_new_i64(); + tmp32_1 = tcg_temp_new_i32(); + tmp32_2 = load_reg32(r1); + tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s)); + tcg_gen_trunc_i64_i32(tmp32_1, tmp2); + cmp_u32(s, tmp32_2, tmp32_1); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0x54: /* N R1,D2(X2,B2) [RX] */ + case 0x56: /* O R1,D2(X2,B2) [RX] */ + case 0x57: /* X R1,D2(X2,B2) [RX] */ + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tmp2 = tcg_temp_new_i64(); + tmp32_1 = load_reg32(r1); + tmp32_2 = tcg_temp_new_i32(); + tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s)); + tcg_gen_trunc_i64_i32(tmp32_2, tmp2); + gen_and_or_xor_i32(opc, tmp32_1, tmp32_2); + store_reg32(r1, tmp32_1); + set_cc_nz_u32(s, tmp32_1); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0x58: /* l r1, d2(x2, b2) */ + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tmp2 = tcg_temp_new_i64(); + tmp32_1 = tcg_temp_new_i32(); + tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s)); + tcg_gen_trunc_i64_i32(tmp32_1, tmp2); + store_reg32(r1, tmp32_1); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i32(tmp32_1); + break; + case 0x59: /* C R1,D2(X2,B2) [RX] */ + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tmp2 = tcg_temp_new_i64(); + tmp32_1 = tcg_temp_new_i32(); + tmp32_2 = load_reg32(r1); + tcg_gen_qemu_ld32s(tmp2, tmp, get_mem_index(s)); + tcg_gen_trunc_i64_i32(tmp32_1, tmp2); + cmp_s32(s, tmp32_2, tmp32_1); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0x5a: /* A R1,D2(X2,B2) [RX] */ + case 0x5b: /* S R1,D2(X2,B2) [RX] */ + case 0x5e: /* AL R1,D2(X2,B2) [RX] */ + case 0x5f: /* SL R1,D2(X2,B2) [RX] */ + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tmp32_1 = load_reg32(r1); + tmp32_2 = tcg_temp_new_i32(); + tmp32_3 = tcg_temp_new_i32(); + tcg_gen_qemu_ld32s(tmp, tmp, get_mem_index(s)); + tcg_gen_trunc_i64_i32(tmp32_2, tmp); + switch (opc) { + case 0x5a: + case 0x5e: + tcg_gen_add_i32(tmp32_3, tmp32_1, tmp32_2); + break; + case 0x5b: + case 0x5f: + tcg_gen_sub_i32(tmp32_3, tmp32_1, tmp32_2); + break; + default: + tcg_abort(); + } + store_reg32(r1, tmp32_3); + switch (opc) { + case 0x5a: + set_cc_add32(s, tmp32_1, tmp32_2, tmp32_3); + break; + case 0x5e: + set_cc_addu32(s, tmp32_1, tmp32_2, tmp32_3); + break; + case 0x5b: + set_cc_sub32(s, tmp32_1, tmp32_2, tmp32_3); + break; + case 0x5f: + set_cc_subu32(s, tmp32_1, tmp32_2, tmp32_3); + break; + default: + tcg_abort(); + } + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + tcg_temp_free_i32(tmp32_3); + break; + case 0x5c: /* M R1,D2(X2,B2) [RX] */ + /* reg(r1, r1+1) = reg(r1+1) * *(s32*)addr */ + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tmp2 = tcg_temp_new_i64(); + tcg_gen_qemu_ld32s(tmp2, tmp, get_mem_index(s)); + tmp3 = load_reg((r1 + 1) & 15); + tcg_gen_ext32s_i64(tmp2, tmp2); + tcg_gen_ext32s_i64(tmp3, tmp3); + tcg_gen_mul_i64(tmp2, tmp2, tmp3); + store_reg32_i64((r1 + 1) & 15, tmp2); + tcg_gen_shri_i64(tmp2, tmp2, 32); + store_reg32_i64(r1, tmp2); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + break; + case 0x5d: /* D R1,D2(X2,B2) [RX] */ + insn = ld_code4(s->pc); + tmp3 = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tmp32_1 = load_reg32(r1); + tmp32_2 = load_reg32(r1 + 1); + + tmp = tcg_temp_new_i64(); + tmp2 = tcg_temp_new_i64(); + + /* dividend is r(r1 << 32) | r(r1 + 1) */ + tcg_gen_extu_i32_i64(tmp, tmp32_1); + tcg_gen_extu_i32_i64(tmp2, tmp32_2); + tcg_gen_shli_i64(tmp, tmp, 32); + tcg_gen_or_i64(tmp, tmp, tmp2); + + /* divisor is in memory */ + tcg_gen_qemu_ld32s(tmp2, tmp3, get_mem_index(s)); + + /* XXX divisor == 0 -> FixP divide exception */ + + tcg_gen_div_i64(tmp3, tmp, tmp2); + tcg_gen_rem_i64(tmp, tmp, tmp2); + + tcg_gen_trunc_i64_i32(tmp32_1, tmp); + tcg_gen_trunc_i64_i32(tmp32_2, tmp3); + + store_reg32(r1, tmp32_1); /* remainder */ + store_reg32(r1 + 1, tmp32_2); /* quotient */ + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + break; + case 0x60: /* STD R1,D2(X2,B2) [RX] */ + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tmp2 = load_freg(r1); + tcg_gen_qemu_st64(tmp2, tmp, get_mem_index(s)); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0x68: /* LD R1,D2(X2,B2) [RX] */ + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tmp2 = tcg_temp_new_i64(); + tcg_gen_qemu_ld64(tmp2, tmp, get_mem_index(s)); + store_freg(r1, tmp2); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0x70: /* STE R1,D2(X2,B2) [RX] */ + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tmp2 = tcg_temp_new_i64(); + tmp32_1 = load_freg32(r1); + tcg_gen_extu_i32_i64(tmp2, tmp32_1); + tcg_gen_qemu_st32(tmp2, tmp, get_mem_index(s)); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i32(tmp32_1); + break; + case 0x71: /* MS R1,D2(X2,B2) [RX] */ + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tmp2 = tcg_temp_new_i64(); + tmp32_1 = load_reg32(r1); + tmp32_2 = tcg_temp_new_i32(); + tcg_gen_qemu_ld32s(tmp2, tmp, get_mem_index(s)); + tcg_gen_trunc_i64_i32(tmp32_2, tmp2); + tcg_gen_mul_i32(tmp32_1, tmp32_1, tmp32_2); + store_reg32(r1, tmp32_1); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0x78: /* LE R1,D2(X2,B2) [RX] */ + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tmp2 = tcg_temp_new_i64(); + tmp32_1 = tcg_temp_new_i32(); + tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s)); + tcg_gen_trunc_i64_i32(tmp32_1, tmp2); + store_freg32(r1, tmp32_1); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i32(tmp32_1); + break; +#ifndef CONFIG_USER_ONLY + case 0x80: /* SSM D2(B2) [S] */ + /* Set System Mask */ + check_privileged(s, ilc); + insn = ld_code4(s->pc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + tmp2 = tcg_temp_new_i64(); + tmp3 = tcg_temp_new_i64(); + tcg_gen_andi_i64(tmp3, psw_mask, ~0xff00000000000000ULL); + tcg_gen_qemu_ld8u(tmp2, tmp, get_mem_index(s)); + tcg_gen_shli_i64(tmp2, tmp2, 56); + tcg_gen_or_i64(psw_mask, tmp3, tmp2); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + break; + case 0x82: /* LPSW D2(B2) [S] */ + /* Load PSW */ + check_privileged(s, ilc); + insn = ld_code4(s->pc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + tmp2 = tcg_temp_new_i64(); + tmp3 = tcg_temp_new_i64(); + tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s)); + tcg_gen_addi_i64(tmp, tmp, 4); + tcg_gen_qemu_ld32u(tmp3, tmp, get_mem_index(s)); + gen_helper_load_psw(tmp2, tmp3); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + /* we need to keep cc_op intact */ + s->is_jmp = DISAS_JUMP; + break; + case 0x83: /* DIAG R1,R3,D2 [RS] */ + /* Diagnose call (KVM hypercall) */ + check_privileged(s, ilc); + potential_page_fault(s); + insn = ld_code4(s->pc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp32_1 = tcg_const_i32(insn & 0xfff); + tmp2 = load_reg(2); + tmp3 = load_reg(1); + gen_helper_diag(tmp2, tmp32_1, tmp2, tmp3); + store_reg(2, tmp2); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + break; +#endif + case 0x88: /* SRL R1,D2(B2) [RS] */ + case 0x89: /* SLL R1,D2(B2) [RS] */ + case 0x8a: /* SRA R1,D2(B2) [RS] */ + insn = ld_code4(s->pc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + tmp32_1 = load_reg32(r1); + tmp32_2 = tcg_temp_new_i32(); + tcg_gen_trunc_i64_i32(tmp32_2, tmp); + tcg_gen_andi_i32(tmp32_2, tmp32_2, 0x3f); + switch (opc) { + case 0x88: + tcg_gen_shr_i32(tmp32_1, tmp32_1, tmp32_2); + break; + case 0x89: + tcg_gen_shl_i32(tmp32_1, tmp32_1, tmp32_2); + break; + case 0x8a: + tcg_gen_sar_i32(tmp32_1, tmp32_1, tmp32_2); + set_cc_s32(s, tmp32_1); + break; + default: + tcg_abort(); + } + store_reg32(r1, tmp32_1); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0x8c: /* SRDL R1,D2(B2) [RS] */ + case 0x8d: /* SLDL R1,D2(B2) [RS] */ + case 0x8e: /* SRDA R1,D2(B2) [RS] */ + insn = ld_code4(s->pc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); /* shift */ + tmp2 = tcg_temp_new_i64(); + tmp32_1 = load_reg32(r1); + tmp32_2 = load_reg32(r1 + 1); + tcg_gen_concat_i32_i64(tmp2, tmp32_2, tmp32_1); /* operand */ + switch (opc) { + case 0x8c: + tcg_gen_shr_i64(tmp2, tmp2, tmp); + break; + case 0x8d: + tcg_gen_shl_i64(tmp2, tmp2, tmp); + break; + case 0x8e: + tcg_gen_sar_i64(tmp2, tmp2, tmp); + set_cc_s64(s, tmp2); + break; + } + tcg_gen_shri_i64(tmp, tmp2, 32); + tcg_gen_trunc_i64_i32(tmp32_1, tmp); + store_reg32(r1, tmp32_1); + tcg_gen_trunc_i64_i32(tmp32_2, tmp2); + store_reg32(r1 + 1, tmp32_2); + break; + case 0x98: /* LM R1,R3,D2(B2) [RS] */ + case 0x90: /* STM R1,R3,D2(B2) [RS] */ + insn = ld_code4(s->pc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + + tmp = get_address(s, 0, b2, d2); + tmp2 = tcg_temp_new_i64(); + tmp3 = tcg_const_i64(4); + tmp4 = tcg_const_i64(0xffffffff00000000ULL); + for (i = r1;; i = (i + 1) % 16) { + if (opc == 0x98) { + tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s)); + tcg_gen_and_i64(regs[i], regs[i], tmp4); + tcg_gen_or_i64(regs[i], regs[i], tmp2); + } else { + tcg_gen_qemu_st32(regs[i], tmp, get_mem_index(s)); + } + if (i == r3) { + break; + } + tcg_gen_add_i64(tmp, tmp, tmp3); + } + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + tcg_temp_free_i64(tmp4); + break; + case 0x91: /* TM D1(B1),I2 [SI] */ + insn = ld_code4(s->pc); + tmp = decode_si(s, insn, &i2, &b1, &d1); + tmp2 = tcg_const_i64(i2); + tcg_gen_qemu_ld8u(tmp, tmp, get_mem_index(s)); + cmp_64(s, tmp, tmp2, CC_OP_TM_32); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0x92: /* MVI D1(B1),I2 [SI] */ + insn = ld_code4(s->pc); + tmp = decode_si(s, insn, &i2, &b1, &d1); + tmp2 = tcg_const_i64(i2); + tcg_gen_qemu_st8(tmp2, tmp, get_mem_index(s)); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0x94: /* NI D1(B1),I2 [SI] */ + case 0x96: /* OI D1(B1),I2 [SI] */ + case 0x97: /* XI D1(B1),I2 [SI] */ + insn = ld_code4(s->pc); + tmp = decode_si(s, insn, &i2, &b1, &d1); + tmp2 = tcg_temp_new_i64(); + tcg_gen_qemu_ld8u(tmp2, tmp, get_mem_index(s)); + switch (opc) { + case 0x94: + tcg_gen_andi_i64(tmp2, tmp2, i2); + break; + case 0x96: + tcg_gen_ori_i64(tmp2, tmp2, i2); + break; + case 0x97: + tcg_gen_xori_i64(tmp2, tmp2, i2); + break; + default: + tcg_abort(); + } + tcg_gen_qemu_st8(tmp2, tmp, get_mem_index(s)); + set_cc_nz_u64(s, tmp2); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0x95: /* CLI D1(B1),I2 [SI] */ + insn = ld_code4(s->pc); + tmp = decode_si(s, insn, &i2, &b1, &d1); + tmp2 = tcg_temp_new_i64(); + tcg_gen_qemu_ld8u(tmp2, tmp, get_mem_index(s)); + cmp_u64c(s, tmp2, i2); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0x9a: /* LAM R1,R3,D2(B2) [RS] */ + insn = ld_code4(s->pc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + tmp32_1 = tcg_const_i32(r1); + tmp32_2 = tcg_const_i32(r3); + potential_page_fault(s); + gen_helper_lam(tmp32_1, tmp, tmp32_2); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0x9b: /* STAM R1,R3,D2(B2) [RS] */ + insn = ld_code4(s->pc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + tmp32_1 = tcg_const_i32(r1); + tmp32_2 = tcg_const_i32(r3); + potential_page_fault(s); + gen_helper_stam(tmp32_1, tmp, tmp32_2); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0xa5: + insn = ld_code4(s->pc); + r1 = (insn >> 20) & 0xf; + op = (insn >> 16) & 0xf; + i2 = insn & 0xffff; + disas_a5(s, op, r1, i2); + break; + case 0xa7: + insn = ld_code4(s->pc); + r1 = (insn >> 20) & 0xf; + op = (insn >> 16) & 0xf; + i2 = (short)insn; + disas_a7(s, op, r1, i2); + break; + case 0xa8: /* MVCLE R1,R3,D2(B2) [RS] */ + insn = ld_code4(s->pc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + tmp32_1 = tcg_const_i32(r1); + tmp32_2 = tcg_const_i32(r3); + potential_page_fault(s); + gen_helper_mvcle(cc_op, tmp32_1, tmp, tmp32_2); + set_cc_static(s); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0xa9: /* CLCLE R1,R3,D2(B2) [RS] */ + insn = ld_code4(s->pc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + tmp32_1 = tcg_const_i32(r1); + tmp32_2 = tcg_const_i32(r3); + potential_page_fault(s); + gen_helper_clcle(cc_op, tmp32_1, tmp, tmp32_2); + set_cc_static(s); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; +#ifndef CONFIG_USER_ONLY + case 0xac: /* STNSM D1(B1),I2 [SI] */ + case 0xad: /* STOSM D1(B1),I2 [SI] */ + check_privileged(s, ilc); + insn = ld_code4(s->pc); + tmp = decode_si(s, insn, &i2, &b1, &d1); + tmp2 = tcg_temp_new_i64(); + tcg_gen_shri_i64(tmp2, psw_mask, 56); + tcg_gen_qemu_st8(tmp2, tmp, get_mem_index(s)); + if (opc == 0xac) { + tcg_gen_andi_i64(psw_mask, psw_mask, + ((uint64_t)i2 << 56) | 0x00ffffffffffffffULL); + } else { + tcg_gen_ori_i64(psw_mask, psw_mask, (uint64_t)i2 << 56); + } + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + case 0xae: /* SIGP R1,R3,D2(B2) [RS] */ + check_privileged(s, ilc); + insn = ld_code4(s->pc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + tmp2 = load_reg(r3); + tmp32_1 = tcg_const_i32(r1); + potential_page_fault(s); + gen_helper_sigp(cc_op, tmp, tmp32_1, tmp2); + set_cc_static(s); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i32(tmp32_1); + break; + case 0xb1: /* LRA R1,D2(X2, B2) [RX] */ + check_privileged(s, ilc); + insn = ld_code4(s->pc); + tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); + tmp32_1 = tcg_const_i32(r1); + potential_page_fault(s); + gen_helper_lra(cc_op, tmp, tmp32_1); + set_cc_static(s); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32_1); + break; +#endif + case 0xb2: + insn = ld_code4(s->pc); + op = (insn >> 16) & 0xff; + switch (op) { + case 0x9c: /* STFPC D2(B2) [S] */ + d2 = insn & 0xfff; + b2 = (insn >> 12) & 0xf; + tmp32_1 = tcg_temp_new_i32(); + tmp = tcg_temp_new_i64(); + tmp2 = get_address(s, 0, b2, d2); + tcg_gen_ld_i32(tmp32_1, cpu_env, offsetof(CPUState, fpc)); + tcg_gen_extu_i32_i64(tmp, tmp32_1); + tcg_gen_qemu_st32(tmp, tmp2, get_mem_index(s)); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; + default: + disas_b2(s, op, insn); + break; + } + break; + case 0xb3: + insn = ld_code4(s->pc); + op = (insn >> 16) & 0xff; + r3 = (insn >> 12) & 0xf; /* aka m3 */ + r1 = (insn >> 4) & 0xf; + r2 = insn & 0xf; + disas_b3(s, op, r3, r1, r2); + break; +#ifndef CONFIG_USER_ONLY + case 0xb6: /* STCTL R1,R3,D2(B2) [RS] */ + /* Store Control */ + check_privileged(s, ilc); + insn = ld_code4(s->pc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + tmp32_1 = tcg_const_i32(r1); + tmp32_2 = tcg_const_i32(r3); + potential_page_fault(s); + gen_helper_stctl(tmp32_1, tmp, tmp32_2); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0xb7: /* LCTL R1,R3,D2(B2) [RS] */ + /* Load Control */ + check_privileged(s, ilc); + insn = ld_code4(s->pc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + tmp32_1 = tcg_const_i32(r1); + tmp32_2 = tcg_const_i32(r3); + potential_page_fault(s); + gen_helper_lctl(tmp32_1, tmp, tmp32_2); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; +#endif + case 0xb9: + insn = ld_code4(s->pc); + r1 = (insn >> 4) & 0xf; + r2 = insn & 0xf; + op = (insn >> 16) & 0xff; + disas_b9(s, op, r1, r2); + break; + case 0xba: /* CS R1,R3,D2(B2) [RS] */ + insn = ld_code4(s->pc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + tmp32_1 = tcg_const_i32(r1); + tmp32_2 = tcg_const_i32(r3); + potential_page_fault(s); + gen_helper_cs(cc_op, tmp32_1, tmp, tmp32_2); + set_cc_static(s); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0xbd: /* CLM R1,M3,D2(B2) [RS] */ + insn = ld_code4(s->pc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + tmp32_1 = load_reg32(r1); + tmp32_2 = tcg_const_i32(r3); + potential_page_fault(s); + gen_helper_clm(cc_op, tmp32_1, tmp32_2, tmp); + set_cc_static(s); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0xbe: /* STCM R1,M3,D2(B2) [RS] */ + insn = ld_code4(s->pc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + tmp = get_address(s, 0, b2, d2); + tmp32_1 = load_reg32(r1); + tmp32_2 = tcg_const_i32(r3); + potential_page_fault(s); + gen_helper_stcm(tmp32_1, tmp32_2, tmp); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + break; + case 0xbf: /* ICM R1,M3,D2(B2) [RS] */ + insn = ld_code4(s->pc); + decode_rs(s, insn, &r1, &r3, &b2, &d2); + if (r3 == 15) { + /* effectively a 32-bit load */ + tmp = get_address(s, 0, b2, d2); + tmp32_1 = tcg_temp_new_i32(); + tmp32_2 = tcg_const_i32(r3); + tcg_gen_qemu_ld32u(tmp, tmp, get_mem_index(s)); + store_reg32_i64(r1, tmp); + tcg_gen_trunc_i64_i32(tmp32_1, tmp); + set_cc_icm(s, tmp32_2, tmp32_1); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + } else if (r3) { + uint32_t mask = 0x00ffffffUL; + uint32_t shift = 24; + int m3 = r3; + tmp = get_address(s, 0, b2, d2); + tmp2 = tcg_temp_new_i64(); + tmp32_1 = load_reg32(r1); + tmp32_2 = tcg_temp_new_i32(); + tmp32_3 = tcg_const_i32(r3); + tmp32_4 = tcg_const_i32(0); + while (m3) { + if (m3 & 8) { + tcg_gen_qemu_ld8u(tmp2, tmp, get_mem_index(s)); + tcg_gen_trunc_i64_i32(tmp32_2, tmp2); + if (shift) { + tcg_gen_shli_i32(tmp32_2, tmp32_2, shift); + } + tcg_gen_andi_i32(tmp32_1, tmp32_1, mask); + tcg_gen_or_i32(tmp32_1, tmp32_1, tmp32_2); + tcg_gen_or_i32(tmp32_4, tmp32_4, tmp32_2); + tcg_gen_addi_i64(tmp, tmp, 1); + } + m3 = (m3 << 1) & 0xf; + mask = (mask >> 8) | 0xff000000UL; + shift -= 8; + } + store_reg32(r1, tmp32_1); + set_cc_icm(s, tmp32_3, tmp32_4); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i32(tmp32_1); + tcg_temp_free_i32(tmp32_2); + tcg_temp_free_i32(tmp32_3); + tcg_temp_free_i32(tmp32_4); + } else { + /* i.e. env->cc = 0 */ + gen_op_movi_cc(s, 0); + } + break; + case 0xc0: + case 0xc2: + insn = ld_code6(s->pc); + r1 = (insn >> 36) & 0xf; + op = (insn >> 32) & 0xf; + i2 = (int)insn; + switch (opc) { + case 0xc0: + disas_c0(s, op, r1, i2); + break; + case 0xc2: + disas_c2(s, op, r1, i2); + break; + default: + tcg_abort(); + } + break; + case 0xd2: /* MVC D1(L,B1),D2(B2) [SS] */ + case 0xd4: /* NC D1(L,B1),D2(B2) [SS] */ + case 0xd5: /* CLC D1(L,B1),D2(B2) [SS] */ + case 0xd6: /* OC D1(L,B1),D2(B2) [SS] */ + case 0xd7: /* XC D1(L,B1),D2(B2) [SS] */ + case 0xdc: /* TR D1(L,B1),D2(B2) [SS] */ + case 0xf3: /* UNPK D1(L1,B1),D2(L2,B2) [SS] */ + insn = ld_code6(s->pc); + vl = tcg_const_i32((insn >> 32) & 0xff); + b1 = (insn >> 28) & 0xf; + b2 = (insn >> 12) & 0xf; + d1 = (insn >> 16) & 0xfff; + d2 = insn & 0xfff; + tmp = get_address(s, 0, b1, d1); + tmp2 = get_address(s, 0, b2, d2); + switch (opc) { + case 0xd2: + gen_op_mvc(s, (insn >> 32) & 0xff, tmp, tmp2); + break; + case 0xd4: + potential_page_fault(s); + gen_helper_nc(cc_op, vl, tmp, tmp2); + set_cc_static(s); + break; + case 0xd5: + gen_op_clc(s, (insn >> 32) & 0xff, tmp, tmp2); + break; + case 0xd6: + potential_page_fault(s); + gen_helper_oc(cc_op, vl, tmp, tmp2); + set_cc_static(s); + break; + case 0xd7: + potential_page_fault(s); + gen_helper_xc(cc_op, vl, tmp, tmp2); + set_cc_static(s); + break; + case 0xdc: + potential_page_fault(s); + gen_helper_tr(vl, tmp, tmp2); + set_cc_static(s); + break; + case 0xf3: + potential_page_fault(s); + gen_helper_unpk(vl, tmp, tmp2); + break; + default: + tcg_abort(); + } + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + break; +#ifndef CONFIG_USER_ONLY + case 0xda: /* MVCP D1(R1,B1),D2(B2),R3 [SS] */ + case 0xdb: /* MVCS D1(R1,B1),D2(B2),R3 [SS] */ + check_privileged(s, ilc); + potential_page_fault(s); + insn = ld_code6(s->pc); + r1 = (insn >> 36) & 0xf; + r3 = (insn >> 32) & 0xf; + b1 = (insn >> 28) & 0xf; + d1 = (insn >> 16) & 0xfff; + b2 = (insn >> 12) & 0xf; + d2 = insn & 0xfff; + tmp = load_reg(r1); + /* XXX key in r3 */ + tmp2 = get_address(s, 0, b1, d1); + tmp3 = get_address(s, 0, b2, d2); + if (opc == 0xda) { + gen_helper_mvcp(cc_op, tmp, tmp2, tmp3); + } else { + gen_helper_mvcs(cc_op, tmp, tmp2, tmp3); + } + set_cc_static(s); + tcg_temp_free_i64(tmp); + tcg_temp_free_i64(tmp2); + tcg_temp_free_i64(tmp3); + break; +#endif + case 0xe3: + insn = ld_code6(s->pc); + debug_insn(insn); + op = insn & 0xff; + r1 = (insn >> 36) & 0xf; + x2 = (insn >> 32) & 0xf; + b2 = (insn >> 28) & 0xf; + d2 = ((int)((((insn >> 16) & 0xfff) + | ((insn << 4) & 0xff000)) << 12)) >> 12; + disas_e3(s, op, r1, x2, b2, d2 ); + break; +#ifndef CONFIG_USER_ONLY + case 0xe5: + /* Test Protection */ + check_privileged(s, ilc); + insn = ld_code6(s->pc); + debug_insn(insn); + disas_e5(s, insn); + break; +#endif + case 0xeb: + insn = ld_code6(s->pc); + debug_insn(insn); + op = insn & 0xff; + r1 = (insn >> 36) & 0xf; + r3 = (insn >> 32) & 0xf; + b2 = (insn >> 28) & 0xf; + d2 = ((int)((((insn >> 16) & 0xfff) + | ((insn << 4) & 0xff000)) << 12)) >> 12; + disas_eb(s, op, r1, r3, b2, d2); + break; + case 0xed: + insn = ld_code6(s->pc); + debug_insn(insn); + op = insn & 0xff; + r1 = (insn >> 36) & 0xf; + x2 = (insn >> 32) & 0xf; + b2 = (insn >> 28) & 0xf; + d2 = (short)((insn >> 16) & 0xfff); + r1b = (insn >> 12) & 0xf; + disas_ed(s, op, r1, x2, b2, d2, r1b); + break; + default: + LOG_DISAS("unimplemented opcode 0x%x\n", opc); + gen_illegal_opcode(s, ilc); + break; + } + + /* Instruction length is encoded in the opcode */ + s->pc += (ilc * 2); +} + +static inline void gen_intermediate_code_internal(CPUState *env, + TranslationBlock *tb, + int search_pc) +{ + DisasContext dc; + target_ulong pc_start; + uint64_t next_page_start; + uint16_t *gen_opc_end; + int j, lj = -1; + int num_insns, max_insns; + CPUBreakpoint *bp; + + pc_start = tb->pc; + + /* 31-bit mode */ + if (!(tb->flags & FLAG_MASK_64)) { + pc_start &= 0x7fffffff; + } + + dc.pc = pc_start; + dc.is_jmp = DISAS_NEXT; + dc.tb = tb; + dc.cc_op = CC_OP_DYNAMIC; + + gen_opc_end = gen_opc_buf + OPC_MAX_SIZE; + + next_page_start = (pc_start & TARGET_PAGE_MASK) + TARGET_PAGE_SIZE; + + num_insns = 0; + max_insns = tb->cflags & CF_COUNT_MASK; + if (max_insns == 0) { + max_insns = CF_COUNT_MASK; + } + + gen_icount_start(); + + do { + if (unlikely(!QTAILQ_EMPTY(&env->breakpoints))) { + QTAILQ_FOREACH(bp, &env->breakpoints, entry) { + if (bp->pc == dc.pc) { + gen_debug(&dc); + break; + } + } + } + if (search_pc) { + j = gen_opc_ptr - gen_opc_buf; + if (lj < j) { + lj++; + while (lj < j) { + gen_opc_instr_start[lj++] = 0; + } + } + gen_opc_pc[lj] = dc.pc; + gen_opc_cc_op[lj] = dc.cc_op; + gen_opc_instr_start[lj] = 1; + gen_opc_icount[lj] = num_insns; + } + if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO)) { + gen_io_start(); + } +#if defined(S390X_DEBUG_DISAS_VERBOSE) + LOG_DISAS("pc " TARGET_FMT_lx "\n", + dc.pc); +#endif + disas_s390_insn(&dc); + + num_insns++; + if (env->singlestep_enabled) { + gen_debug(&dc); + } + } while (!dc.is_jmp && gen_opc_ptr < gen_opc_end && dc.pc < next_page_start + && num_insns < max_insns && !env->singlestep_enabled + && !singlestep); + + if (!dc.is_jmp) { + update_psw_addr(&dc); + } + + if (singlestep && dc.cc_op != CC_OP_DYNAMIC) { + gen_op_calc_cc(&dc); + } else { + /* next TB starts off with CC_OP_DYNAMIC, so make sure the cc op type + is in env */ + gen_op_set_cc_op(&dc); + } + + if (tb->cflags & CF_LAST_IO) { + gen_io_end(); + } + /* Generate the return instruction */ + if (dc.is_jmp != DISAS_TB_JUMP) { + tcg_gen_exit_tb(0); + } + gen_icount_end(tb, num_insns); + *gen_opc_ptr = INDEX_op_end; + if (search_pc) { + j = gen_opc_ptr - gen_opc_buf; + lj++; + while (lj <= j) { + gen_opc_instr_start[lj++] = 0; + } + } else { + tb->size = dc.pc - pc_start; + tb->icount = num_insns; + } +#if defined(S390X_DEBUG_DISAS) + log_cpu_state_mask(CPU_LOG_TB_CPU, env, 0); + if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)) { + qemu_log("IN: %s\n", lookup_symbol(pc_start)); + log_target_disas(pc_start, dc.pc - pc_start, 1); + qemu_log("\n"); + } +#endif } void gen_intermediate_code (CPUState *env, struct TranslationBlock *tb) { + gen_intermediate_code_internal(env, tb, 0); } void gen_intermediate_code_pc (CPUState *env, struct TranslationBlock *tb) { + gen_intermediate_code_internal(env, tb, 1); } void restore_state_to_opc(CPUState *env, TranslationBlock *tb, int pc_pos) { + int cc_op; env->psw.addr = gen_opc_pc[pc_pos]; + cc_op = gen_opc_cc_op[pc_pos]; + if ((cc_op != CC_OP_DYNAMIC) && (cc_op != CC_OP_STATIC)) { + env->cc_op = cc_op; + } } |