diff options
Diffstat (limited to 'tcg/arm/tcg-target.inc.c')
| -rw-r--r-- | tcg/arm/tcg-target.inc.c | 211 |
1 files changed, 120 insertions, 91 deletions
diff --git a/tcg/arm/tcg-target.inc.c b/tcg/arm/tcg-target.inc.c index db46aea38c..98a12535a5 100644 --- a/tcg/arm/tcg-target.inc.c +++ b/tcg/arm/tcg-target.inc.c @@ -264,13 +264,13 @@ static const char *target_parse_constraint(TCGArgConstraint *ct, case 'r': ct->ct |= TCG_CT_REG; - tcg_regset_set32(ct->u.regs, 0, (1 << TCG_TARGET_NB_REGS) - 1); + ct->u.regs = 0xffff; break; /* qemu_ld address */ case 'l': ct->ct |= TCG_CT_REG; - tcg_regset_set32(ct->u.regs, 0, (1 << TCG_TARGET_NB_REGS) - 1); + ct->u.regs = 0xffff; #ifdef CONFIG_SOFTMMU /* r0-r2,lr will be overwritten when reading the tlb entry, so don't use these. */ @@ -284,7 +284,7 @@ static const char *target_parse_constraint(TCGArgConstraint *ct, /* qemu_st address & data */ case 's': ct->ct |= TCG_CT_REG; - tcg_regset_set32(ct->u.regs, 0, (1 << TCG_TARGET_NB_REGS) - 1); + ct->u.regs = 0xffff; /* r0-r2 will be overwritten when reading the tlb entry (softmmu only) and r0-r1 doing the byte swapping, so don't use these. */ tcg_regset_reset_reg(ct->u.regs, TCG_REG_R0); @@ -2060,91 +2060,119 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode opc, } } -static const TCGTargetOpDef arm_op_defs[] = { - { INDEX_op_exit_tb, { } }, - { INDEX_op_goto_tb, { } }, - { INDEX_op_br, { } }, - { INDEX_op_goto_ptr, { "r" } }, - - { INDEX_op_ld8u_i32, { "r", "r" } }, - { INDEX_op_ld8s_i32, { "r", "r" } }, - { INDEX_op_ld16u_i32, { "r", "r" } }, - { INDEX_op_ld16s_i32, { "r", "r" } }, - { INDEX_op_ld_i32, { "r", "r" } }, - { INDEX_op_st8_i32, { "r", "r" } }, - { INDEX_op_st16_i32, { "r", "r" } }, - { INDEX_op_st_i32, { "r", "r" } }, - - /* TODO: "r", "r", "ri" */ - { INDEX_op_add_i32, { "r", "r", "rIN" } }, - { INDEX_op_sub_i32, { "r", "rI", "rIN" } }, - { INDEX_op_mul_i32, { "r", "r", "r" } }, - { INDEX_op_mulu2_i32, { "r", "r", "r", "r" } }, - { INDEX_op_muls2_i32, { "r", "r", "r", "r" } }, - { INDEX_op_and_i32, { "r", "r", "rIK" } }, - { INDEX_op_andc_i32, { "r", "r", "rIK" } }, - { INDEX_op_or_i32, { "r", "r", "rI" } }, - { INDEX_op_xor_i32, { "r", "r", "rI" } }, - { INDEX_op_neg_i32, { "r", "r" } }, - { INDEX_op_not_i32, { "r", "r" } }, - - { INDEX_op_shl_i32, { "r", "r", "ri" } }, - { INDEX_op_shr_i32, { "r", "r", "ri" } }, - { INDEX_op_sar_i32, { "r", "r", "ri" } }, - { INDEX_op_rotl_i32, { "r", "r", "ri" } }, - { INDEX_op_rotr_i32, { "r", "r", "ri" } }, - { INDEX_op_clz_i32, { "r", "r", "rIK" } }, - { INDEX_op_ctz_i32, { "r", "r", "rIK" } }, - - { INDEX_op_brcond_i32, { "r", "rIN" } }, - { INDEX_op_setcond_i32, { "r", "r", "rIN" } }, - { INDEX_op_movcond_i32, { "r", "r", "rIN", "rIK", "0" } }, - - { INDEX_op_add2_i32, { "r", "r", "r", "r", "rIN", "rIK" } }, - { INDEX_op_sub2_i32, { "r", "r", "rI", "rI", "rIN", "rIK" } }, - { INDEX_op_brcond2_i32, { "r", "r", "rIN", "rIN" } }, - { INDEX_op_setcond2_i32, { "r", "r", "r", "rIN", "rIN" } }, - -#if TARGET_LONG_BITS == 32 - { INDEX_op_qemu_ld_i32, { "r", "l" } }, - { INDEX_op_qemu_ld_i64, { "r", "r", "l" } }, - { INDEX_op_qemu_st_i32, { "s", "s" } }, - { INDEX_op_qemu_st_i64, { "s", "s", "s" } }, -#else - { INDEX_op_qemu_ld_i32, { "r", "l", "l" } }, - { INDEX_op_qemu_ld_i64, { "r", "r", "l", "l" } }, - { INDEX_op_qemu_st_i32, { "s", "s", "s" } }, - { INDEX_op_qemu_st_i64, { "s", "s", "s", "s" } }, -#endif - - { INDEX_op_bswap16_i32, { "r", "r" } }, - { INDEX_op_bswap32_i32, { "r", "r" } }, - - { INDEX_op_ext8s_i32, { "r", "r" } }, - { INDEX_op_ext16s_i32, { "r", "r" } }, - { INDEX_op_ext16u_i32, { "r", "r" } }, +static const TCGTargetOpDef *tcg_target_op_def(TCGOpcode op) +{ + static const TCGTargetOpDef r = { .args_ct_str = { "r" } }; + static const TCGTargetOpDef r_r = { .args_ct_str = { "r", "r" } }; + static const TCGTargetOpDef s_s = { .args_ct_str = { "s", "s" } }; + static const TCGTargetOpDef r_l = { .args_ct_str = { "r", "l" } }; + static const TCGTargetOpDef r_r_r = { .args_ct_str = { "r", "r", "r" } }; + static const TCGTargetOpDef r_r_l = { .args_ct_str = { "r", "r", "l" } }; + static const TCGTargetOpDef r_l_l = { .args_ct_str = { "r", "l", "l" } }; + static const TCGTargetOpDef s_s_s = { .args_ct_str = { "s", "s", "s" } }; + static const TCGTargetOpDef r_r_ri = { .args_ct_str = { "r", "r", "ri" } }; + static const TCGTargetOpDef r_r_rI = { .args_ct_str = { "r", "r", "rI" } }; + static const TCGTargetOpDef r_r_rIN + = { .args_ct_str = { "r", "r", "rIN" } }; + static const TCGTargetOpDef r_r_rIK + = { .args_ct_str = { "r", "r", "rIK" } }; + static const TCGTargetOpDef r_r_r_r + = { .args_ct_str = { "r", "r", "r", "r" } }; + static const TCGTargetOpDef r_r_l_l + = { .args_ct_str = { "r", "r", "l", "l" } }; + static const TCGTargetOpDef s_s_s_s + = { .args_ct_str = { "s", "s", "s", "s" } }; + static const TCGTargetOpDef br + = { .args_ct_str = { "r", "rIN" } }; + static const TCGTargetOpDef dep + = { .args_ct_str = { "r", "0", "rZ" } }; + static const TCGTargetOpDef movc + = { .args_ct_str = { "r", "r", "rIN", "rIK", "0" } }; + static const TCGTargetOpDef add2 + = { .args_ct_str = { "r", "r", "r", "r", "rIN", "rIK" } }; + static const TCGTargetOpDef sub2 + = { .args_ct_str = { "r", "r", "rI", "rI", "rIN", "rIK" } }; + static const TCGTargetOpDef br2 + = { .args_ct_str = { "r", "r", "rIN", "rIN" } }; + static const TCGTargetOpDef setc2 + = { .args_ct_str = { "r", "r", "r", "rIN", "rIN" } }; + + switch (op) { + case INDEX_op_goto_ptr: + return &r; - { INDEX_op_deposit_i32, { "r", "0", "rZ" } }, - { INDEX_op_extract_i32, { "r", "r" } }, - { INDEX_op_sextract_i32, { "r", "r" } }, + case INDEX_op_ld8u_i32: + case INDEX_op_ld8s_i32: + case INDEX_op_ld16u_i32: + case INDEX_op_ld16s_i32: + case INDEX_op_ld_i32: + case INDEX_op_st8_i32: + case INDEX_op_st16_i32: + case INDEX_op_st_i32: + case INDEX_op_neg_i32: + case INDEX_op_not_i32: + case INDEX_op_bswap16_i32: + case INDEX_op_bswap32_i32: + case INDEX_op_ext8s_i32: + case INDEX_op_ext16s_i32: + case INDEX_op_ext16u_i32: + case INDEX_op_extract_i32: + case INDEX_op_sextract_i32: + return &r_r; - { INDEX_op_div_i32, { "r", "r", "r" } }, - { INDEX_op_divu_i32, { "r", "r", "r" } }, + case INDEX_op_add_i32: + case INDEX_op_sub_i32: + case INDEX_op_setcond_i32: + return &r_r_rIN; + case INDEX_op_and_i32: + case INDEX_op_andc_i32: + case INDEX_op_clz_i32: + case INDEX_op_ctz_i32: + return &r_r_rIK; + case INDEX_op_mul_i32: + case INDEX_op_div_i32: + case INDEX_op_divu_i32: + return &r_r_r; + case INDEX_op_mulu2_i32: + case INDEX_op_muls2_i32: + return &r_r_r_r; + case INDEX_op_or_i32: + case INDEX_op_xor_i32: + return &r_r_rI; + case INDEX_op_shl_i32: + case INDEX_op_shr_i32: + case INDEX_op_sar_i32: + case INDEX_op_rotl_i32: + case INDEX_op_rotr_i32: + return &r_r_ri; - { INDEX_op_mb, { } }, - { -1 }, -}; + case INDEX_op_brcond_i32: + return &br; + case INDEX_op_deposit_i32: + return &dep; + case INDEX_op_movcond_i32: + return &movc; + case INDEX_op_add2_i32: + return &add2; + case INDEX_op_sub2_i32: + return &sub2; + case INDEX_op_brcond2_i32: + return &br2; + case INDEX_op_setcond2_i32: + return &setc2; -static const TCGTargetOpDef *tcg_target_op_def(TCGOpcode op) -{ - int i, n = ARRAY_SIZE(arm_op_defs); + case INDEX_op_qemu_ld_i32: + return TARGET_LONG_BITS == 32 ? &r_l : &r_l_l; + case INDEX_op_qemu_ld_i64: + return TARGET_LONG_BITS == 32 ? &r_r_l : &r_r_l_l; + case INDEX_op_qemu_st_i32: + return TARGET_LONG_BITS == 32 ? &s_s : &s_s_s; + case INDEX_op_qemu_st_i64: + return TARGET_LONG_BITS == 32 ? &s_s_s : &s_s_s_s; - for (i = 0; i < n; ++i) { - if (arm_op_defs[i].op == op) { - return &arm_op_defs[i]; - } + default: + return NULL; } - return NULL; } static void tcg_target_init(TCGContext *s) @@ -2164,16 +2192,17 @@ static void tcg_target_init(TCGContext *s) } } - tcg_regset_set32(tcg_target_available_regs[TCG_TYPE_I32], 0, 0xffff); - tcg_regset_set32(tcg_target_call_clobber_regs, 0, - (1 << TCG_REG_R0) | - (1 << TCG_REG_R1) | - (1 << TCG_REG_R2) | - (1 << TCG_REG_R3) | - (1 << TCG_REG_R12) | - (1 << TCG_REG_R14)); + tcg_target_available_regs[TCG_TYPE_I32] = 0xffff; + + tcg_target_call_clobber_regs = 0; + tcg_regset_set_reg(tcg_target_call_clobber_regs, TCG_REG_R0); + tcg_regset_set_reg(tcg_target_call_clobber_regs, TCG_REG_R1); + tcg_regset_set_reg(tcg_target_call_clobber_regs, TCG_REG_R2); + tcg_regset_set_reg(tcg_target_call_clobber_regs, TCG_REG_R3); + tcg_regset_set_reg(tcg_target_call_clobber_regs, TCG_REG_R12); + tcg_regset_set_reg(tcg_target_call_clobber_regs, TCG_REG_R14); - tcg_regset_clear(s->reserved_regs); + s->reserved_regs = 0; tcg_regset_set_reg(s->reserved_regs, TCG_REG_CALL_STACK); tcg_regset_set_reg(s->reserved_regs, TCG_REG_TMP); tcg_regset_set_reg(s->reserved_regs, TCG_REG_PC); |