diff options
Diffstat (limited to 'tcg/tci.c')
| -rw-r--r-- | tcg/tci.c | 1099 |
1 files changed, 739 insertions, 360 deletions
diff --git a/tcg/tci.c b/tcg/tci.c index 3ccd30c39c..d68c5a4e55 100644 --- a/tcg/tci.c +++ b/tcg/tci.c @@ -24,7 +24,7 @@ #if defined(CONFIG_DEBUG_TCG) # define tci_assert(cond) assert(cond) #else -# define tci_assert(cond) ((void)0) +# define tci_assert(cond) ((void)(cond)) #endif #include "qemu-common.h" @@ -66,22 +66,32 @@ tci_write_reg(tcg_target_ulong *regs, TCGReg index, tcg_target_ulong value) regs[index] = value; } -#if TCG_TARGET_REG_BITS == 32 static void tci_write_reg64(tcg_target_ulong *regs, uint32_t high_index, uint32_t low_index, uint64_t value) { tci_write_reg(regs, low_index, value); tci_write_reg(regs, high_index, value >> 32); } -#endif -#if TCG_TARGET_REG_BITS == 32 /* Create a 64 bit value from two 32 bit values. */ static uint64_t tci_uint64(uint32_t high, uint32_t low) { return ((uint64_t)high << 32) + low; } -#endif + +/* Read constant byte from bytecode. */ +static uint8_t tci_read_b(const uint8_t **tb_ptr) +{ + return *(tb_ptr[0]++); +} + +/* Read register number from bytecode. */ +static TCGReg tci_read_r(const uint8_t **tb_ptr) +{ + uint8_t regno = tci_read_b(tb_ptr); + tci_assert(regno < TCG_TARGET_NB_REGS); + return regno; +} /* Read constant (native size) from bytecode. */ static tcg_target_ulong tci_read_i(const uint8_t **tb_ptr) @@ -107,59 +117,239 @@ static int32_t tci_read_s32(const uint8_t **tb_ptr) return value; } +static tcg_target_ulong tci_read_label(const uint8_t **tb_ptr) +{ + return tci_read_i(tb_ptr); +} + +/* + * Load sets of arguments all at once. The naming convention is: + * tci_args_<arguments> + * where arguments is a sequence of + * + * b = immediate (bit position) + * c = condition (TCGCond) + * i = immediate (uint32_t) + * I = immediate (tcg_target_ulong) + * l = label or pointer + * m = immediate (TCGMemOpIdx) + * r = register + * s = signed ldst offset + */ + +static void check_size(const uint8_t *start, const uint8_t **tb_ptr) +{ + const uint8_t *old_code_ptr = start - 2; + uint8_t op_size = old_code_ptr[1]; + tci_assert(*tb_ptr == old_code_ptr + op_size); +} + +static void tci_args_l(const uint8_t **tb_ptr, void **l0) +{ + const uint8_t *start = *tb_ptr; + + *l0 = (void *)tci_read_label(tb_ptr); + + check_size(start, tb_ptr); +} + +static void tci_args_rr(const uint8_t **tb_ptr, + TCGReg *r0, TCGReg *r1) +{ + const uint8_t *start = *tb_ptr; + + *r0 = tci_read_r(tb_ptr); + *r1 = tci_read_r(tb_ptr); + + check_size(start, tb_ptr); +} + +static void tci_args_ri(const uint8_t **tb_ptr, + TCGReg *r0, tcg_target_ulong *i1) +{ + const uint8_t *start = *tb_ptr; + + *r0 = tci_read_r(tb_ptr); + *i1 = tci_read_i32(tb_ptr); + + check_size(start, tb_ptr); +} + #if TCG_TARGET_REG_BITS == 64 -/* Read constant (64 bit) from bytecode. */ -static uint64_t tci_read_i64(const uint8_t **tb_ptr) +static void tci_args_rI(const uint8_t **tb_ptr, + TCGReg *r0, tcg_target_ulong *i1) { - uint64_t value = *(const uint64_t *)(*tb_ptr); - *tb_ptr += sizeof(value); - return value; + const uint8_t *start = *tb_ptr; + + *r0 = tci_read_r(tb_ptr); + *i1 = tci_read_i(tb_ptr); + + check_size(start, tb_ptr); } #endif -/* Read indexed register (native size) from bytecode. */ -static tcg_target_ulong -tci_read_r(const tcg_target_ulong *regs, const uint8_t **tb_ptr) +static void tci_args_rrm(const uint8_t **tb_ptr, + TCGReg *r0, TCGReg *r1, TCGMemOpIdx *m2) { - tcg_target_ulong value = tci_read_reg(regs, **tb_ptr); - *tb_ptr += 1; - return value; + const uint8_t *start = *tb_ptr; + + *r0 = tci_read_r(tb_ptr); + *r1 = tci_read_r(tb_ptr); + *m2 = tci_read_i32(tb_ptr); + + check_size(start, tb_ptr); +} + +static void tci_args_rrr(const uint8_t **tb_ptr, + TCGReg *r0, TCGReg *r1, TCGReg *r2) +{ + const uint8_t *start = *tb_ptr; + + *r0 = tci_read_r(tb_ptr); + *r1 = tci_read_r(tb_ptr); + *r2 = tci_read_r(tb_ptr); + + check_size(start, tb_ptr); +} + +static void tci_args_rrs(const uint8_t **tb_ptr, + TCGReg *r0, TCGReg *r1, int32_t *i2) +{ + const uint8_t *start = *tb_ptr; + + *r0 = tci_read_r(tb_ptr); + *r1 = tci_read_r(tb_ptr); + *i2 = tci_read_s32(tb_ptr); + + check_size(start, tb_ptr); +} + +static void tci_args_rrcl(const uint8_t **tb_ptr, + TCGReg *r0, TCGReg *r1, TCGCond *c2, void **l3) +{ + const uint8_t *start = *tb_ptr; + + *r0 = tci_read_r(tb_ptr); + *r1 = tci_read_r(tb_ptr); + *c2 = tci_read_b(tb_ptr); + *l3 = (void *)tci_read_label(tb_ptr); + + check_size(start, tb_ptr); +} + +static void tci_args_rrrc(const uint8_t **tb_ptr, + TCGReg *r0, TCGReg *r1, TCGReg *r2, TCGCond *c3) +{ + const uint8_t *start = *tb_ptr; + + *r0 = tci_read_r(tb_ptr); + *r1 = tci_read_r(tb_ptr); + *r2 = tci_read_r(tb_ptr); + *c3 = tci_read_b(tb_ptr); + + check_size(start, tb_ptr); +} + +static void tci_args_rrrm(const uint8_t **tb_ptr, + TCGReg *r0, TCGReg *r1, TCGReg *r2, TCGMemOpIdx *m3) +{ + const uint8_t *start = *tb_ptr; + + *r0 = tci_read_r(tb_ptr); + *r1 = tci_read_r(tb_ptr); + *r2 = tci_read_r(tb_ptr); + *m3 = tci_read_i32(tb_ptr); + + check_size(start, tb_ptr); +} + +static void tci_args_rrrbb(const uint8_t **tb_ptr, TCGReg *r0, TCGReg *r1, + TCGReg *r2, uint8_t *i3, uint8_t *i4) +{ + const uint8_t *start = *tb_ptr; + + *r0 = tci_read_r(tb_ptr); + *r1 = tci_read_r(tb_ptr); + *r2 = tci_read_r(tb_ptr); + *i3 = tci_read_b(tb_ptr); + *i4 = tci_read_b(tb_ptr); + + check_size(start, tb_ptr); +} + +static void tci_args_rrrrm(const uint8_t **tb_ptr, TCGReg *r0, TCGReg *r1, + TCGReg *r2, TCGReg *r3, TCGMemOpIdx *m4) +{ + const uint8_t *start = *tb_ptr; + + *r0 = tci_read_r(tb_ptr); + *r1 = tci_read_r(tb_ptr); + *r2 = tci_read_r(tb_ptr); + *r3 = tci_read_r(tb_ptr); + *m4 = tci_read_i32(tb_ptr); + + check_size(start, tb_ptr); } #if TCG_TARGET_REG_BITS == 32 -/* Read two indexed registers (2 * 32 bit) from bytecode. */ -static uint64_t tci_read_r64(const tcg_target_ulong *regs, - const uint8_t **tb_ptr) +static void tci_args_rrrr(const uint8_t **tb_ptr, + TCGReg *r0, TCGReg *r1, TCGReg *r2, TCGReg *r3) { - uint32_t low = tci_read_r(regs, tb_ptr); - return tci_uint64(tci_read_r(regs, tb_ptr), low); + const uint8_t *start = *tb_ptr; + + *r0 = tci_read_r(tb_ptr); + *r1 = tci_read_r(tb_ptr); + *r2 = tci_read_r(tb_ptr); + *r3 = tci_read_r(tb_ptr); + + check_size(start, tb_ptr); } -#elif TCG_TARGET_REG_BITS == 64 -/* Read indexed register (64 bit) from bytecode. */ -static uint64_t tci_read_r64(const tcg_target_ulong *regs, - const uint8_t **tb_ptr) + +static void tci_args_rrrrcl(const uint8_t **tb_ptr, TCGReg *r0, TCGReg *r1, + TCGReg *r2, TCGReg *r3, TCGCond *c4, void **l5) { - return tci_read_r(regs, tb_ptr); + const uint8_t *start = *tb_ptr; + + *r0 = tci_read_r(tb_ptr); + *r1 = tci_read_r(tb_ptr); + *r2 = tci_read_r(tb_ptr); + *r3 = tci_read_r(tb_ptr); + *c4 = tci_read_b(tb_ptr); + *l5 = (void *)tci_read_label(tb_ptr); + + check_size(start, tb_ptr); } -#endif -/* Read indexed register(s) with target address from bytecode. */ -static target_ulong -tci_read_ulong(const tcg_target_ulong *regs, const uint8_t **tb_ptr) +static void tci_args_rrrrrc(const uint8_t **tb_ptr, TCGReg *r0, TCGReg *r1, + TCGReg *r2, TCGReg *r3, TCGReg *r4, TCGCond *c5) { - target_ulong taddr = tci_read_r(regs, tb_ptr); -#if TARGET_LONG_BITS > TCG_TARGET_REG_BITS - taddr += (uint64_t)tci_read_r(regs, tb_ptr) << 32; -#endif - return taddr; + const uint8_t *start = *tb_ptr; + + *r0 = tci_read_r(tb_ptr); + *r1 = tci_read_r(tb_ptr); + *r2 = tci_read_r(tb_ptr); + *r3 = tci_read_r(tb_ptr); + *r4 = tci_read_r(tb_ptr); + *c5 = tci_read_b(tb_ptr); + + check_size(start, tb_ptr); } -static tcg_target_ulong tci_read_label(const uint8_t **tb_ptr) +static void tci_args_rrrrrr(const uint8_t **tb_ptr, TCGReg *r0, TCGReg *r1, + TCGReg *r2, TCGReg *r3, TCGReg *r4, TCGReg *r5) { - tcg_target_ulong label = tci_read_i(tb_ptr); - tci_assert(label != 0); - return label; + const uint8_t *start = *tb_ptr; + + *r0 = tci_read_r(tb_ptr); + *r1 = tci_read_r(tb_ptr); + *r2 = tci_read_r(tb_ptr); + *r3 = tci_read_r(tb_ptr); + *r4 = tci_read_r(tb_ptr); + *r5 = tci_read_r(tb_ptr); + + check_size(start, tb_ptr); } +#endif static bool tci_compare32(uint32_t u0, uint32_t u1, TCGCond condition) { @@ -299,7 +489,6 @@ uintptr_t QEMU_DISABLE_CFI tcg_qemu_tb_exec(CPUArchState *env, tcg_target_ulong regs[TCG_TARGET_NB_REGS]; long tcg_temps[CPU_TEMP_BUF_NLONGS]; uintptr_t sp_value = (uintptr_t)(tcg_temps + CPU_TEMP_BUF_NLONGS); - uintptr_t ret = 0; regs[TCG_AREG0] = (tcg_target_ulong)env; regs[TCG_REG_CALL_STACK] = sp_value; @@ -307,494 +496,378 @@ uintptr_t QEMU_DISABLE_CFI tcg_qemu_tb_exec(CPUArchState *env, for (;;) { TCGOpcode opc = tb_ptr[0]; -#if defined(CONFIG_DEBUG_TCG) && !defined(NDEBUG) - uint8_t op_size = tb_ptr[1]; - const uint8_t *old_code_ptr = tb_ptr; -#endif - tcg_target_ulong t0; + TCGReg r0, r1, r2, r3; tcg_target_ulong t1; - tcg_target_ulong t2; - tcg_target_ulong label; TCGCond condition; target_ulong taddr; - uint8_t tmp8; - uint16_t tmp16; + uint8_t pos, len; uint32_t tmp32; uint64_t tmp64; #if TCG_TARGET_REG_BITS == 32 - uint64_t v64; + TCGReg r4, r5; + uint64_t T1, T2; #endif TCGMemOpIdx oi; + int32_t ofs; + void *ptr; /* Skip opcode and size entry. */ tb_ptr += 2; switch (opc) { case INDEX_op_call: - t0 = tci_read_i(&tb_ptr); + tci_args_l(&tb_ptr, &ptr); tci_tb_ptr = (uintptr_t)tb_ptr; #if TCG_TARGET_REG_BITS == 32 - tmp64 = ((helper_function)t0)(tci_read_reg(regs, TCG_REG_R0), - tci_read_reg(regs, TCG_REG_R1), - tci_read_reg(regs, TCG_REG_R2), - tci_read_reg(regs, TCG_REG_R3), - tci_read_reg(regs, TCG_REG_R4), - tci_read_reg(regs, TCG_REG_R5), - tci_read_reg(regs, TCG_REG_R6), - tci_read_reg(regs, TCG_REG_R7), - tci_read_reg(regs, TCG_REG_R8), - tci_read_reg(regs, TCG_REG_R9), - tci_read_reg(regs, TCG_REG_R10), - tci_read_reg(regs, TCG_REG_R11)); + tmp64 = ((helper_function)ptr)(tci_read_reg(regs, TCG_REG_R0), + tci_read_reg(regs, TCG_REG_R1), + tci_read_reg(regs, TCG_REG_R2), + tci_read_reg(regs, TCG_REG_R3), + tci_read_reg(regs, TCG_REG_R4), + tci_read_reg(regs, TCG_REG_R5), + tci_read_reg(regs, TCG_REG_R6), + tci_read_reg(regs, TCG_REG_R7), + tci_read_reg(regs, TCG_REG_R8), + tci_read_reg(regs, TCG_REG_R9), + tci_read_reg(regs, TCG_REG_R10), + tci_read_reg(regs, TCG_REG_R11)); tci_write_reg(regs, TCG_REG_R0, tmp64); tci_write_reg(regs, TCG_REG_R1, tmp64 >> 32); #else - tmp64 = ((helper_function)t0)(tci_read_reg(regs, TCG_REG_R0), - tci_read_reg(regs, TCG_REG_R1), - tci_read_reg(regs, TCG_REG_R2), - tci_read_reg(regs, TCG_REG_R3), - tci_read_reg(regs, TCG_REG_R4), - tci_read_reg(regs, TCG_REG_R5)); + tmp64 = ((helper_function)ptr)(tci_read_reg(regs, TCG_REG_R0), + tci_read_reg(regs, TCG_REG_R1), + tci_read_reg(regs, TCG_REG_R2), + tci_read_reg(regs, TCG_REG_R3), + tci_read_reg(regs, TCG_REG_R4), + tci_read_reg(regs, TCG_REG_R5)); tci_write_reg(regs, TCG_REG_R0, tmp64); #endif break; case INDEX_op_br: - label = tci_read_label(&tb_ptr); - tci_assert(tb_ptr == old_code_ptr + op_size); - tb_ptr = (uint8_t *)label; + tci_args_l(&tb_ptr, &ptr); + tb_ptr = ptr; continue; case INDEX_op_setcond_i32: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - condition = *tb_ptr++; - tci_write_reg(regs, t0, tci_compare32(t1, t2, condition)); + tci_args_rrrc(&tb_ptr, &r0, &r1, &r2, &condition); + regs[r0] = tci_compare32(regs[r1], regs[r2], condition); break; #if TCG_TARGET_REG_BITS == 32 case INDEX_op_setcond2_i32: - t0 = *tb_ptr++; - tmp64 = tci_read_r64(regs, &tb_ptr); - v64 = tci_read_r64(regs, &tb_ptr); - condition = *tb_ptr++; - tci_write_reg(regs, t0, tci_compare64(tmp64, v64, condition)); + tci_args_rrrrrc(&tb_ptr, &r0, &r1, &r2, &r3, &r4, &condition); + T1 = tci_uint64(regs[r2], regs[r1]); + T2 = tci_uint64(regs[r4], regs[r3]); + regs[r0] = tci_compare64(T1, T2, condition); break; #elif TCG_TARGET_REG_BITS == 64 case INDEX_op_setcond_i64: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - condition = *tb_ptr++; - tci_write_reg(regs, t0, tci_compare64(t1, t2, condition)); + tci_args_rrrc(&tb_ptr, &r0, &r1, &r2, &condition); + regs[r0] = tci_compare64(regs[r1], regs[r2], condition); break; #endif CASE_32_64(mov) - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, t1); + tci_args_rr(&tb_ptr, &r0, &r1); + regs[r0] = regs[r1]; break; case INDEX_op_tci_movi_i32: - t0 = *tb_ptr++; - t1 = tci_read_i32(&tb_ptr); - tci_write_reg(regs, t0, t1); + tci_args_ri(&tb_ptr, &r0, &t1); + regs[r0] = t1; break; /* Load/store operations (32 bit). */ CASE_32_64(ld8u) - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_s32(&tb_ptr); - tci_write_reg(regs, t0, *(uint8_t *)(t1 + t2)); + tci_args_rrs(&tb_ptr, &r0, &r1, &ofs); + ptr = (void *)(regs[r1] + ofs); + regs[r0] = *(uint8_t *)ptr; break; CASE_32_64(ld8s) - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_s32(&tb_ptr); - tci_write_reg(regs, t0, *(int8_t *)(t1 + t2)); + tci_args_rrs(&tb_ptr, &r0, &r1, &ofs); + ptr = (void *)(regs[r1] + ofs); + regs[r0] = *(int8_t *)ptr; break; CASE_32_64(ld16u) - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_s32(&tb_ptr); - tci_write_reg(regs, t0, *(uint16_t *)(t1 + t2)); + tci_args_rrs(&tb_ptr, &r0, &r1, &ofs); + ptr = (void *)(regs[r1] + ofs); + regs[r0] = *(uint16_t *)ptr; break; CASE_32_64(ld16s) - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_s32(&tb_ptr); - tci_write_reg(regs, t0, *(int16_t *)(t1 + t2)); + tci_args_rrs(&tb_ptr, &r0, &r1, &ofs); + ptr = (void *)(regs[r1] + ofs); + regs[r0] = *(int16_t *)ptr; break; case INDEX_op_ld_i32: CASE_64(ld32u) - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_s32(&tb_ptr); - tci_write_reg(regs, t0, *(uint32_t *)(t1 + t2)); + tci_args_rrs(&tb_ptr, &r0, &r1, &ofs); + ptr = (void *)(regs[r1] + ofs); + regs[r0] = *(uint32_t *)ptr; break; CASE_32_64(st8) - t0 = tci_read_r(regs, &tb_ptr); - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_s32(&tb_ptr); - *(uint8_t *)(t1 + t2) = t0; + tci_args_rrs(&tb_ptr, &r0, &r1, &ofs); + ptr = (void *)(regs[r1] + ofs); + *(uint8_t *)ptr = regs[r0]; break; CASE_32_64(st16) - t0 = tci_read_r(regs, &tb_ptr); - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_s32(&tb_ptr); - *(uint16_t *)(t1 + t2) = t0; + tci_args_rrs(&tb_ptr, &r0, &r1, &ofs); + ptr = (void *)(regs[r1] + ofs); + *(uint16_t *)ptr = regs[r0]; break; case INDEX_op_st_i32: CASE_64(st32) - t0 = tci_read_r(regs, &tb_ptr); - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_s32(&tb_ptr); - *(uint32_t *)(t1 + t2) = t0; + tci_args_rrs(&tb_ptr, &r0, &r1, &ofs); + ptr = (void *)(regs[r1] + ofs); + *(uint32_t *)ptr = regs[r0]; break; /* Arithmetic operations (mixed 32/64 bit). */ CASE_32_64(add) - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, t1 + t2); + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + regs[r0] = regs[r1] + regs[r2]; break; CASE_32_64(sub) - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, t1 - t2); + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + regs[r0] = regs[r1] - regs[r2]; break; CASE_32_64(mul) - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, t1 * t2); + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + regs[r0] = regs[r1] * regs[r2]; break; CASE_32_64(and) - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, t1 & t2); + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + regs[r0] = regs[r1] & regs[r2]; break; CASE_32_64(or) - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, t1 | t2); + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + regs[r0] = regs[r1] | regs[r2]; break; CASE_32_64(xor) - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, t1 ^ t2); + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + regs[r0] = regs[r1] ^ regs[r2]; break; /* Arithmetic operations (32 bit). */ case INDEX_op_div_i32: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, (int32_t)t1 / (int32_t)t2); + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + regs[r0] = (int32_t)regs[r1] / (int32_t)regs[r2]; break; case INDEX_op_divu_i32: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, (uint32_t)t1 / (uint32_t)t2); + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + regs[r0] = (uint32_t)regs[r1] / (uint32_t)regs[r2]; break; case INDEX_op_rem_i32: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, (int32_t)t1 % (int32_t)t2); + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + regs[r0] = (int32_t)regs[r1] % (int32_t)regs[r2]; break; case INDEX_op_remu_i32: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, (uint32_t)t1 % (uint32_t)t2); + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + regs[r0] = (uint32_t)regs[r1] % (uint32_t)regs[r2]; break; /* Shift/rotate operations (32 bit). */ case INDEX_op_shl_i32: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, (uint32_t)t1 << (t2 & 31)); + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + regs[r0] = (uint32_t)regs[r1] << (regs[r2] & 31); break; case INDEX_op_shr_i32: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, (uint32_t)t1 >> (t2 & 31)); + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + regs[r0] = (uint32_t)regs[r1] >> (regs[r2] & 31); break; case INDEX_op_sar_i32: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, (int32_t)t1 >> (t2 & 31)); + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + regs[r0] = (int32_t)regs[r1] >> (regs[r2] & 31); break; #if TCG_TARGET_HAS_rot_i32 case INDEX_op_rotl_i32: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, rol32(t1, t2 & 31)); + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + regs[r0] = rol32(regs[r1], regs[r2] & 31); break; case INDEX_op_rotr_i32: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, ror32(t1, t2 & 31)); + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + regs[r0] = ror32(regs[r1], regs[r2] & 31); break; #endif #if TCG_TARGET_HAS_deposit_i32 case INDEX_op_deposit_i32: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tmp16 = *tb_ptr++; - tmp8 = *tb_ptr++; - tmp32 = (((1 << tmp8) - 1) << tmp16); - tci_write_reg(regs, t0, (t1 & ~tmp32) | ((t2 << tmp16) & tmp32)); + tci_args_rrrbb(&tb_ptr, &r0, &r1, &r2, &pos, &len); + regs[r0] = deposit32(regs[r1], pos, len, regs[r2]); break; #endif case INDEX_op_brcond_i32: - t0 = tci_read_r(regs, &tb_ptr); - t1 = tci_read_r(regs, &tb_ptr); - condition = *tb_ptr++; - label = tci_read_label(&tb_ptr); - if (tci_compare32(t0, t1, condition)) { - tci_assert(tb_ptr == old_code_ptr + op_size); - tb_ptr = (uint8_t *)label; - continue; + tci_args_rrcl(&tb_ptr, &r0, &r1, &condition, &ptr); + if (tci_compare32(regs[r0], regs[r1], condition)) { + tb_ptr = ptr; } break; #if TCG_TARGET_REG_BITS == 32 case INDEX_op_add2_i32: - t0 = *tb_ptr++; - t1 = *tb_ptr++; - tmp64 = tci_read_r64(regs, &tb_ptr); - tmp64 += tci_read_r64(regs, &tb_ptr); - tci_write_reg64(regs, t1, t0, tmp64); + tci_args_rrrrrr(&tb_ptr, &r0, &r1, &r2, &r3, &r4, &r5); + T1 = tci_uint64(regs[r3], regs[r2]); + T2 = tci_uint64(regs[r5], regs[r4]); + tci_write_reg64(regs, r1, r0, T1 + T2); break; case INDEX_op_sub2_i32: - t0 = *tb_ptr++; - t1 = *tb_ptr++; - tmp64 = tci_read_r64(regs, &tb_ptr); - tmp64 -= tci_read_r64(regs, &tb_ptr); - tci_write_reg64(regs, t1, t0, tmp64); + tci_args_rrrrrr(&tb_ptr, &r0, &r1, &r2, &r3, &r4, &r5); + T1 = tci_uint64(regs[r3], regs[r2]); + T2 = tci_uint64(regs[r5], regs[r4]); + tci_write_reg64(regs, r1, r0, T1 - T2); break; case INDEX_op_brcond2_i32: - tmp64 = tci_read_r64(regs, &tb_ptr); - v64 = tci_read_r64(regs, &tb_ptr); - condition = *tb_ptr++; - label = tci_read_label(&tb_ptr); - if (tci_compare64(tmp64, v64, condition)) { - tci_assert(tb_ptr == old_code_ptr + op_size); - tb_ptr = (uint8_t *)label; + tci_args_rrrrcl(&tb_ptr, &r0, &r1, &r2, &r3, &condition, &ptr); + T1 = tci_uint64(regs[r1], regs[r0]); + T2 = tci_uint64(regs[r3], regs[r2]); + if (tci_compare64(T1, T2, condition)) { + tb_ptr = ptr; continue; } break; case INDEX_op_mulu2_i32: - t0 = *tb_ptr++; - t1 = *tb_ptr++; - t2 = tci_read_r(regs, &tb_ptr); - tmp64 = (uint32_t)tci_read_r(regs, &tb_ptr); - tci_write_reg64(regs, t1, t0, (uint32_t)t2 * tmp64); + tci_args_rrrr(&tb_ptr, &r0, &r1, &r2, &r3); + tci_write_reg64(regs, r1, r0, (uint64_t)regs[r2] * regs[r3]); break; #endif /* TCG_TARGET_REG_BITS == 32 */ #if TCG_TARGET_HAS_ext8s_i32 || TCG_TARGET_HAS_ext8s_i64 CASE_32_64(ext8s) - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, (int8_t)t1); + tci_args_rr(&tb_ptr, &r0, &r1); + regs[r0] = (int8_t)regs[r1]; break; #endif #if TCG_TARGET_HAS_ext16s_i32 || TCG_TARGET_HAS_ext16s_i64 CASE_32_64(ext16s) - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, (int16_t)t1); + tci_args_rr(&tb_ptr, &r0, &r1); + regs[r0] = (int16_t)regs[r1]; break; #endif #if TCG_TARGET_HAS_ext8u_i32 || TCG_TARGET_HAS_ext8u_i64 CASE_32_64(ext8u) - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, (uint8_t)t1); + tci_args_rr(&tb_ptr, &r0, &r1); + regs[r0] = (uint8_t)regs[r1]; break; #endif #if TCG_TARGET_HAS_ext16u_i32 || TCG_TARGET_HAS_ext16u_i64 CASE_32_64(ext16u) - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, (uint16_t)t1); + tci_args_rr(&tb_ptr, &r0, &r1); + regs[r0] = (uint16_t)regs[r1]; break; #endif #if TCG_TARGET_HAS_bswap16_i32 || TCG_TARGET_HAS_bswap16_i64 CASE_32_64(bswap16) - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, bswap16(t1)); + tci_args_rr(&tb_ptr, &r0, &r1); + regs[r0] = bswap16(regs[r1]); break; #endif #if TCG_TARGET_HAS_bswap32_i32 || TCG_TARGET_HAS_bswap32_i64 CASE_32_64(bswap32) - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, bswap32(t1)); + tci_args_rr(&tb_ptr, &r0, &r1); + regs[r0] = bswap32(regs[r1]); break; #endif #if TCG_TARGET_HAS_not_i32 || TCG_TARGET_HAS_not_i64 CASE_32_64(not) - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, ~t1); + tci_args_rr(&tb_ptr, &r0, &r1); + regs[r0] = ~regs[r1]; break; #endif #if TCG_TARGET_HAS_neg_i32 || TCG_TARGET_HAS_neg_i64 CASE_32_64(neg) - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, -t1); + tci_args_rr(&tb_ptr, &r0, &r1); + regs[r0] = -regs[r1]; break; #endif #if TCG_TARGET_REG_BITS == 64 case INDEX_op_tci_movi_i64: - t0 = *tb_ptr++; - t1 = tci_read_i64(&tb_ptr); - tci_write_reg(regs, t0, t1); + tci_args_rI(&tb_ptr, &r0, &t1); + regs[r0] = t1; break; /* Load/store operations (64 bit). */ case INDEX_op_ld32s_i64: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_s32(&tb_ptr); - tci_write_reg(regs, t0, *(int32_t *)(t1 + t2)); + tci_args_rrs(&tb_ptr, &r0, &r1, &ofs); + ptr = (void *)(regs[r1] + ofs); + regs[r0] = *(int32_t *)ptr; break; case INDEX_op_ld_i64: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_s32(&tb_ptr); - tci_write_reg(regs, t0, *(uint64_t *)(t1 + t2)); + tci_args_rrs(&tb_ptr, &r0, &r1, &ofs); + ptr = (void *)(regs[r1] + ofs); + regs[r0] = *(uint64_t *)ptr; break; case INDEX_op_st_i64: - t0 = tci_read_r(regs, &tb_ptr); - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_s32(&tb_ptr); - *(uint64_t *)(t1 + t2) = t0; + tci_args_rrs(&tb_ptr, &r0, &r1, &ofs); + ptr = (void *)(regs[r1] + ofs); + *(uint64_t *)ptr = regs[r0]; break; /* Arithmetic operations (64 bit). */ case INDEX_op_div_i64: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, (int64_t)t1 / (int64_t)t2); + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + regs[r0] = (int64_t)regs[r1] / (int64_t)regs[r2]; break; case INDEX_op_divu_i64: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, (uint64_t)t1 / (uint64_t)t2); + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + regs[r0] = (uint64_t)regs[r1] / (uint64_t)regs[r2]; break; case INDEX_op_rem_i64: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, (int64_t)t1 % (int64_t)t2); + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + regs[r0] = (int64_t)regs[r1] % (int64_t)regs[r2]; break; case INDEX_op_remu_i64: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, (uint64_t)t1 % (uint64_t)t2); + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + regs[r0] = (uint64_t)regs[r1] % (uint64_t)regs[r2]; break; /* Shift/rotate operations (64 bit). */ case INDEX_op_shl_i64: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, t1 << (t2 & 63)); + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + regs[r0] = regs[r1] << (regs[r2] & 63); break; case INDEX_op_shr_i64: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, t1 >> (t2 & 63)); + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + regs[r0] = regs[r1] >> (regs[r2] & 63); break; case INDEX_op_sar_i64: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, ((int64_t)t1 >> (t2 & 63))); + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + regs[r0] = (int64_t)regs[r1] >> (regs[r2] & 63); break; #if TCG_TARGET_HAS_rot_i64 case INDEX_op_rotl_i64: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, rol64(t1, t2 & 63)); + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + regs[r0] = rol64(regs[r1], regs[r2] & 63); break; case INDEX_op_rotr_i64: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, ror64(t1, t2 & 63)); + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + regs[r0] = ror64(regs[r1], regs[r2] & 63); break; #endif #if TCG_TARGET_HAS_deposit_i64 case INDEX_op_deposit_i64: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - t2 = tci_read_r(regs, &tb_ptr); - tmp16 = *tb_ptr++; - tmp8 = *tb_ptr++; - tmp64 = (((1ULL << tmp8) - 1) << tmp16); - tci_write_reg(regs, t0, (t1 & ~tmp64) | ((t2 << tmp16) & tmp64)); + tci_args_rrrbb(&tb_ptr, &r0, &r1, &r2, &pos, &len); + regs[r0] = deposit64(regs[r1], pos, len, regs[r2]); break; #endif case INDEX_op_brcond_i64: - t0 = tci_read_r(regs, &tb_ptr); - t1 = tci_read_r(regs, &tb_ptr); - condition = *tb_ptr++; - label = tci_read_label(&tb_ptr); - if (tci_compare64(t0, t1, condition)) { - tci_assert(tb_ptr == old_code_ptr + op_size); - tb_ptr = (uint8_t *)label; - continue; + tci_args_rrcl(&tb_ptr, &r0, &r1, &condition, &ptr); + if (tci_compare64(regs[r0], regs[r1], condition)) { + tb_ptr = ptr; } break; -#if TCG_TARGET_HAS_ext32s_i64 case INDEX_op_ext32s_i64: -#endif case INDEX_op_ext_i32_i64: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, (int32_t)t1); + tci_args_rr(&tb_ptr, &r0, &r1); + regs[r0] = (int32_t)regs[r1]; break; -#if TCG_TARGET_HAS_ext32u_i64 case INDEX_op_ext32u_i64: -#endif case INDEX_op_extu_i32_i64: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, (uint32_t)t1); + tci_args_rr(&tb_ptr, &r0, &r1); + regs[r0] = (uint32_t)regs[r1]; break; #if TCG_TARGET_HAS_bswap64_i64 case INDEX_op_bswap64_i64: - t0 = *tb_ptr++; - t1 = tci_read_r(regs, &tb_ptr); - tci_write_reg(regs, t0, bswap64(t1)); + tci_args_rr(&tb_ptr, &r0, &r1); + regs[r0] = bswap64(regs[r1]); break; #endif #endif /* TCG_TARGET_REG_BITS == 64 */ @@ -802,21 +875,22 @@ uintptr_t QEMU_DISABLE_CFI tcg_qemu_tb_exec(CPUArchState *env, /* QEMU specific operations. */ case INDEX_op_exit_tb: - ret = *(uint64_t *)tb_ptr; - goto exit; - break; + tci_args_l(&tb_ptr, &ptr); + return (uintptr_t)ptr; + case INDEX_op_goto_tb: - /* Jump address is aligned */ - tb_ptr = QEMU_ALIGN_PTR_UP(tb_ptr, 4); - t0 = qatomic_read((int32_t *)tb_ptr); - tb_ptr += sizeof(int32_t); - tci_assert(tb_ptr == old_code_ptr + op_size); - tb_ptr += (int32_t)t0; - continue; + tci_args_l(&tb_ptr, &ptr); + tb_ptr = *(void **)ptr; + break; + case INDEX_op_qemu_ld_i32: - t0 = *tb_ptr++; - taddr = tci_read_ulong(regs, &tb_ptr); - oi = tci_read_i(&tb_ptr); + if (TARGET_LONG_BITS <= TCG_TARGET_REG_BITS) { + tci_args_rrm(&tb_ptr, &r0, &r1, &oi); + taddr = regs[r1]; + } else { + tci_args_rrrm(&tb_ptr, &r0, &r1, &r2, &oi); + taddr = tci_uint64(regs[r2], regs[r1]); + } switch (get_memop(oi) & (MO_BSWAP | MO_SSIZE)) { case MO_UB: tmp32 = qemu_ld_ub; @@ -845,15 +919,20 @@ uintptr_t QEMU_DISABLE_CFI tcg_qemu_tb_exec(CPUArchState *env, default: g_assert_not_reached(); } - tci_write_reg(regs, t0, tmp32); + regs[r0] = tmp32; break; + case INDEX_op_qemu_ld_i64: - t0 = *tb_ptr++; - if (TCG_TARGET_REG_BITS == 32) { - t1 = *tb_ptr++; + if (TCG_TARGET_REG_BITS == 64) { + tci_args_rrm(&tb_ptr, &r0, &r1, &oi); + taddr = regs[r1]; + } else if (TARGET_LONG_BITS <= TCG_TARGET_REG_BITS) { + tci_args_rrrm(&tb_ptr, &r0, &r1, &r2, &oi); + taddr = regs[r2]; + } else { + tci_args_rrrrm(&tb_ptr, &r0, &r1, &r2, &r3, &oi); + taddr = tci_uint64(regs[r3], regs[r2]); } - taddr = tci_read_ulong(regs, &tb_ptr); - oi = tci_read_i(&tb_ptr); switch (get_memop(oi) & (MO_BSWAP | MO_SSIZE)) { case MO_UB: tmp64 = qemu_ld_ub; @@ -894,39 +973,58 @@ uintptr_t QEMU_DISABLE_CFI tcg_qemu_tb_exec(CPUArchState *env, default: g_assert_not_reached(); } - tci_write_reg(regs, t0, tmp64); if (TCG_TARGET_REG_BITS == 32) { - tci_write_reg(regs, t1, tmp64 >> 32); + tci_write_reg64(regs, r1, r0, tmp64); + } else { + regs[r0] = tmp64; } break; + case INDEX_op_qemu_st_i32: - t0 = tci_read_r(regs, &tb_ptr); - taddr = tci_read_ulong(regs, &tb_ptr); - oi = tci_read_i(&tb_ptr); + if (TARGET_LONG_BITS <= TCG_TARGET_REG_BITS) { + tci_args_rrm(&tb_ptr, &r0, &r1, &oi); + taddr = regs[r1]; + } else { + tci_args_rrrm(&tb_ptr, &r0, &r1, &r2, &oi); + taddr = tci_uint64(regs[r2], regs[r1]); + } + tmp32 = regs[r0]; switch (get_memop(oi) & (MO_BSWAP | MO_SIZE)) { case MO_UB: - qemu_st_b(t0); + qemu_st_b(tmp32); break; case MO_LEUW: - qemu_st_lew(t0); + qemu_st_lew(tmp32); break; case MO_LEUL: - qemu_st_lel(t0); + qemu_st_lel(tmp32); break; case MO_BEUW: - qemu_st_bew(t0); + qemu_st_bew(tmp32); break; case MO_BEUL: - qemu_st_bel(t0); + qemu_st_bel(tmp32); break; default: g_assert_not_reached(); } break; + case INDEX_op_qemu_st_i64: - tmp64 = tci_read_r64(regs, &tb_ptr); - taddr = tci_read_ulong(regs, &tb_ptr); - oi = tci_read_i(&tb_ptr); + if (TCG_TARGET_REG_BITS == 64) { + tci_args_rrm(&tb_ptr, &r0, &r1, &oi); + taddr = regs[r1]; + tmp64 = regs[r0]; + } else { + if (TARGET_LONG_BITS <= TCG_TARGET_REG_BITS) { + tci_args_rrrm(&tb_ptr, &r0, &r1, &r2, &oi); + taddr = regs[r2]; + } else { + tci_args_rrrrm(&tb_ptr, &r0, &r1, &r2, &r3, &oi); + taddr = tci_uint64(regs[r3], regs[r2]); + } + tmp64 = tci_uint64(regs[r1], regs[r0]); + } switch (get_memop(oi) & (MO_BSWAP | MO_SIZE)) { case MO_UB: qemu_st_b(tmp64); @@ -953,6 +1051,7 @@ uintptr_t QEMU_DISABLE_CFI tcg_qemu_tb_exec(CPUArchState *env, g_assert_not_reached(); } break; + case INDEX_op_mb: /* Ensure ordering for all kinds */ smp_mb(); @@ -960,8 +1059,288 @@ uintptr_t QEMU_DISABLE_CFI tcg_qemu_tb_exec(CPUArchState *env, default: g_assert_not_reached(); } - tci_assert(tb_ptr == old_code_ptr + op_size); } -exit: - return ret; +} + +/* + * Disassembler that matches the interpreter + */ + +static const char *str_r(TCGReg r) +{ + static const char regs[TCG_TARGET_NB_REGS][4] = { + "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", + "r8", "r9", "r10", "r11", "r12", "r13", "env", "sp" + }; + + QEMU_BUILD_BUG_ON(TCG_AREG0 != TCG_REG_R14); + QEMU_BUILD_BUG_ON(TCG_REG_CALL_STACK != TCG_REG_R15); + + assert((unsigned)r < TCG_TARGET_NB_REGS); + return regs[r]; +} + +static const char *str_c(TCGCond c) +{ + static const char cond[16][8] = { + [TCG_COND_NEVER] = "never", + [TCG_COND_ALWAYS] = "always", + [TCG_COND_EQ] = "eq", + [TCG_COND_NE] = "ne", + [TCG_COND_LT] = "lt", + [TCG_COND_GE] = "ge", + [TCG_COND_LE] = "le", + [TCG_COND_GT] = "gt", + [TCG_COND_LTU] = "ltu", + [TCG_COND_GEU] = "geu", + [TCG_COND_LEU] = "leu", + [TCG_COND_GTU] = "gtu", + }; + + assert((unsigned)c < ARRAY_SIZE(cond)); + assert(cond[c][0] != 0); + return cond[c]; +} + +/* Disassemble TCI bytecode. */ +int print_insn_tci(bfd_vma addr, disassemble_info *info) +{ + uint8_t buf[256]; + int length, status; + const TCGOpDef *def; + const char *op_name; + TCGOpcode op; + TCGReg r0, r1, r2, r3; +#if TCG_TARGET_REG_BITS == 32 + TCGReg r4, r5; +#endif + tcg_target_ulong i1; + int32_t s2; + TCGCond c; + TCGMemOpIdx oi; + uint8_t pos, len; + void *ptr; + const uint8_t *tb_ptr; + + status = info->read_memory_func(addr, buf, 2, info); + if (status != 0) { + info->memory_error_func(status, addr, info); + return -1; + } + op = buf[0]; + length = buf[1]; + + if (length < 2) { + info->fprintf_func(info->stream, "invalid length %d", length); + return 1; + } + + status = info->read_memory_func(addr + 2, buf + 2, length - 2, info); + if (status != 0) { + info->memory_error_func(status, addr + 2, info); + return -1; + } + + def = &tcg_op_defs[op]; + op_name = def->name; + tb_ptr = buf + 2; + + switch (op) { + case INDEX_op_br: + case INDEX_op_call: + case INDEX_op_exit_tb: + case INDEX_op_goto_tb: + tci_args_l(&tb_ptr, &ptr); + info->fprintf_func(info->stream, "%-12s %p", op_name, ptr); + break; + + case INDEX_op_brcond_i32: + case INDEX_op_brcond_i64: + tci_args_rrcl(&tb_ptr, &r0, &r1, &c, &ptr); + info->fprintf_func(info->stream, "%-12s %s, %s, %s, %p", + op_name, str_r(r0), str_r(r1), str_c(c), ptr); + break; + + case INDEX_op_setcond_i32: + case INDEX_op_setcond_i64: + tci_args_rrrc(&tb_ptr, &r0, &r1, &r2, &c); + info->fprintf_func(info->stream, "%-12s %s, %s, %s, %s", + op_name, str_r(r0), str_r(r1), str_r(r2), str_c(c)); + break; + + case INDEX_op_tci_movi_i32: + tci_args_ri(&tb_ptr, &r0, &i1); + info->fprintf_func(info->stream, "%-12s %s, 0x%" TCG_PRIlx, + op_name, str_r(r0), i1); + break; + +#if TCG_TARGET_REG_BITS == 64 + case INDEX_op_tci_movi_i64: + tci_args_rI(&tb_ptr, &r0, &i1); + info->fprintf_func(info->stream, "%-12s %s, 0x%" TCG_PRIlx, + op_name, str_r(r0), i1); + break; +#endif + + case INDEX_op_ld8u_i32: + case INDEX_op_ld8u_i64: + case INDEX_op_ld8s_i32: + case INDEX_op_ld8s_i64: + case INDEX_op_ld16u_i32: + case INDEX_op_ld16u_i64: + case INDEX_op_ld16s_i32: + case INDEX_op_ld16s_i64: + case INDEX_op_ld32u_i64: + case INDEX_op_ld32s_i64: + case INDEX_op_ld_i32: + case INDEX_op_ld_i64: + case INDEX_op_st8_i32: + case INDEX_op_st8_i64: + case INDEX_op_st16_i32: + case INDEX_op_st16_i64: + case INDEX_op_st32_i64: + case INDEX_op_st_i32: + case INDEX_op_st_i64: + tci_args_rrs(&tb_ptr, &r0, &r1, &s2); + info->fprintf_func(info->stream, "%-12s %s, %s, %d", + op_name, str_r(r0), str_r(r1), s2); + break; + + case INDEX_op_mov_i32: + case INDEX_op_mov_i64: + case INDEX_op_ext8s_i32: + case INDEX_op_ext8s_i64: + case INDEX_op_ext8u_i32: + case INDEX_op_ext8u_i64: + case INDEX_op_ext16s_i32: + case INDEX_op_ext16s_i64: + case INDEX_op_ext16u_i32: + case INDEX_op_ext32s_i64: + case INDEX_op_ext32u_i64: + case INDEX_op_ext_i32_i64: + case INDEX_op_extu_i32_i64: + case INDEX_op_bswap16_i32: + case INDEX_op_bswap16_i64: + case INDEX_op_bswap32_i32: + case INDEX_op_bswap32_i64: + case INDEX_op_bswap64_i64: + case INDEX_op_not_i32: + case INDEX_op_not_i64: + case INDEX_op_neg_i32: + case INDEX_op_neg_i64: + tci_args_rr(&tb_ptr, &r0, &r1); + info->fprintf_func(info->stream, "%-12s %s, %s", + op_name, str_r(r0), str_r(r1)); + break; + + case INDEX_op_add_i32: + case INDEX_op_add_i64: + case INDEX_op_sub_i32: + case INDEX_op_sub_i64: + case INDEX_op_mul_i32: + case INDEX_op_mul_i64: + case INDEX_op_and_i32: + case INDEX_op_and_i64: + case INDEX_op_or_i32: + case INDEX_op_or_i64: + case INDEX_op_xor_i32: + case INDEX_op_xor_i64: + case INDEX_op_div_i32: + case INDEX_op_div_i64: + case INDEX_op_rem_i32: + case INDEX_op_rem_i64: + case INDEX_op_divu_i32: + case INDEX_op_divu_i64: + case INDEX_op_remu_i32: + case INDEX_op_remu_i64: + case INDEX_op_shl_i32: + case INDEX_op_shl_i64: + case INDEX_op_shr_i32: + case INDEX_op_shr_i64: + case INDEX_op_sar_i32: + case INDEX_op_sar_i64: + case INDEX_op_rotl_i32: + case INDEX_op_rotl_i64: + case INDEX_op_rotr_i32: + case INDEX_op_rotr_i64: + tci_args_rrr(&tb_ptr, &r0, &r1, &r2); + info->fprintf_func(info->stream, "%-12s %s, %s, %s", + op_name, str_r(r0), str_r(r1), str_r(r2)); + break; + + case INDEX_op_deposit_i32: + case INDEX_op_deposit_i64: + tci_args_rrrbb(&tb_ptr, &r0, &r1, &r2, &pos, &len); + info->fprintf_func(info->stream, "%-12s %s, %s, %s, %d, %d", + op_name, str_r(r0), str_r(r1), str_r(r2), pos, len); + break; + +#if TCG_TARGET_REG_BITS == 32 + case INDEX_op_setcond2_i32: + tci_args_rrrrrc(&tb_ptr, &r0, &r1, &r2, &r3, &r4, &c); + info->fprintf_func(info->stream, "%-12s %s, %s, %s, %s, %s, %s", + op_name, str_r(r0), str_r(r1), str_r(r2), + str_r(r3), str_r(r4), str_c(c)); + break; + + case INDEX_op_brcond2_i32: + tci_args_rrrrcl(&tb_ptr, &r0, &r1, &r2, &r3, &c, &ptr); + info->fprintf_func(info->stream, "%-12s %s, %s, %s, %s, %s, %p", + op_name, str_r(r0), str_r(r1), + str_r(r2), str_r(r3), str_c(c), ptr); + break; + + case INDEX_op_mulu2_i32: + tci_args_rrrr(&tb_ptr, &r0, &r1, &r2, &r3); + info->fprintf_func(info->stream, "%-12s %s, %s, %s, %s", + op_name, str_r(r0), str_r(r1), + str_r(r2), str_r(r3)); + break; + + case INDEX_op_add2_i32: + case INDEX_op_sub2_i32: + tci_args_rrrrrr(&tb_ptr, &r0, &r1, &r2, &r3, &r4, &r5); + info->fprintf_func(info->stream, "%-12s %s, %s, %s, %s, %s, %s", + op_name, str_r(r0), str_r(r1), str_r(r2), + str_r(r3), str_r(r4), str_r(r5)); + break; +#endif + + case INDEX_op_qemu_ld_i64: + case INDEX_op_qemu_st_i64: + len = DIV_ROUND_UP(64, TCG_TARGET_REG_BITS); + goto do_qemu_ldst; + case INDEX_op_qemu_ld_i32: + case INDEX_op_qemu_st_i32: + len = 1; + do_qemu_ldst: + len += DIV_ROUND_UP(TARGET_LONG_BITS, TCG_TARGET_REG_BITS); + switch (len) { + case 2: + tci_args_rrm(&tb_ptr, &r0, &r1, &oi); + info->fprintf_func(info->stream, "%-12s %s, %s, %x", + op_name, str_r(r0), str_r(r1), oi); + break; + case 3: + tci_args_rrrm(&tb_ptr, &r0, &r1, &r2, &oi); + info->fprintf_func(info->stream, "%-12s %s, %s, %s, %x", + op_name, str_r(r0), str_r(r1), str_r(r2), oi); + break; + case 4: + tci_args_rrrrm(&tb_ptr, &r0, &r1, &r2, &r3, &oi); + info->fprintf_func(info->stream, "%-12s %s, %s, %s, %s, %x", + op_name, str_r(r0), str_r(r1), + str_r(r2), str_r(r3), oi); + break; + default: + g_assert_not_reached(); + } + break; + + default: + info->fprintf_func(info->stream, "illegal opcode %d", op); + break; + } + + return length; } |