diff options
Diffstat (limited to 'tcg/arm/tcg-target.c.inc')
| -rw-r--r-- | tcg/arm/tcg-target.c.inc | 170 |
1 files changed, 51 insertions, 119 deletions
diff --git a/tcg/arm/tcg-target.c.inc b/tcg/arm/tcg-target.c.inc index c2b26b3c45..8457108a87 100644 --- a/tcg/arm/tcg-target.c.inc +++ b/tcg/arm/tcg-target.c.inc @@ -237,65 +237,27 @@ static bool patch_reloc(tcg_insn_unit *code_ptr, int type, #define TCG_CT_CONST_NEG 0x400 #define TCG_CT_CONST_ZERO 0x800 -/* parse target specific constraints */ -static const char *target_parse_constraint(TCGArgConstraint *ct, - const char *ct_str, TCGType type) -{ - switch (*ct_str++) { - case 'I': - ct->ct |= TCG_CT_CONST_ARM; - break; - case 'K': - ct->ct |= TCG_CT_CONST_INV; - break; - case 'N': /* The gcc constraint letter is L, already used here. */ - ct->ct |= TCG_CT_CONST_NEG; - break; - case 'Z': - ct->ct |= TCG_CT_CONST_ZERO; - break; +#define ALL_GENERAL_REGS 0xffffu - case 'r': - ct->regs = 0xffff; - break; - - /* qemu_ld address */ - case 'l': - ct->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. + * r3 is removed for softmmu to avoid clashes with helper arguments. + */ #ifdef CONFIG_SOFTMMU - /* r0-r2,lr will be overwritten when reading the tlb entry, - so don't use these. */ - tcg_regset_reset_reg(ct->regs, TCG_REG_R0); - tcg_regset_reset_reg(ct->regs, TCG_REG_R1); - tcg_regset_reset_reg(ct->regs, TCG_REG_R2); - tcg_regset_reset_reg(ct->regs, TCG_REG_R3); - tcg_regset_reset_reg(ct->regs, TCG_REG_R14); -#endif - break; - - /* qemu_st address & data */ - case 's': - ct->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->regs, TCG_REG_R0); - tcg_regset_reset_reg(ct->regs, TCG_REG_R1); -#if defined(CONFIG_SOFTMMU) - /* Avoid clashes with registers being used for helper args */ - tcg_regset_reset_reg(ct->regs, TCG_REG_R2); -#if TARGET_LONG_BITS == 64 - /* Avoid clashes with registers being used for helper args */ - tcg_regset_reset_reg(ct->regs, TCG_REG_R3); -#endif - tcg_regset_reset_reg(ct->regs, TCG_REG_R14); +#define ALL_QLOAD_REGS \ + (ALL_GENERAL_REGS & ~((1 << TCG_REG_R0) | (1 << TCG_REG_R1) | \ + (1 << TCG_REG_R2) | (1 << TCG_REG_R3) | \ + (1 << TCG_REG_R14))) +#define ALL_QSTORE_REGS \ + (ALL_GENERAL_REGS & ~((1 << TCG_REG_R0) | (1 << TCG_REG_R1) | \ + (1 << TCG_REG_R2) | (1 << TCG_REG_R14) | \ + ((TARGET_LONG_BITS == 64) << TCG_REG_R3))) +#else +#define ALL_QLOAD_REGS ALL_GENERAL_REGS +#define ALL_QSTORE_REGS \ + (ALL_GENERAL_REGS & ~((1 << TCG_REG_R0) | (1 << TCG_REG_R1))) #endif - break; - - default: - return NULL; - } - return ct_str; -} static inline uint32_t rotl(uint32_t val, int n) { @@ -2074,57 +2036,17 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode opc, } } -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 ext2 - = { .args_ct_str = { "r", "rZ", "rZ" } }; - 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", "rI", "rI" } }; - static const TCGTargetOpDef setc2 - = { .args_ct_str = { "r", "r", "r", "rI", "rI" } }; - +static TCGConstraintSetIndex tcg_target_op_def(TCGOpcode op) +{ switch (op) { case INDEX_op_goto_ptr: - return &r; + return C_O0_I1(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: @@ -2134,62 +2056,72 @@ static const TCGTargetOpDef *tcg_target_op_def(TCGOpcode op) case INDEX_op_ext16u_i32: case INDEX_op_extract_i32: case INDEX_op_sextract_i32: - return &r_r; + return C_O1_I1(r, r); + + case INDEX_op_st8_i32: + case INDEX_op_st16_i32: + case INDEX_op_st_i32: + return C_O0_I2(r, r); case INDEX_op_add_i32: case INDEX_op_sub_i32: case INDEX_op_setcond_i32: - return &r_r_rIN; + return C_O1_I2(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; + return C_O1_I2(r, r, rIK); + case INDEX_op_mul_i32: case INDEX_op_div_i32: case INDEX_op_divu_i32: - return &r_r_r; + return C_O1_I2(r, r, r); + case INDEX_op_mulu2_i32: case INDEX_op_muls2_i32: - return &r_r_r_r; + return C_O2_I2(r, r, r, r); + case INDEX_op_or_i32: case INDEX_op_xor_i32: - return &r_r_rI; + return C_O1_I2(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; + return C_O1_I2(r, r, ri); case INDEX_op_brcond_i32: - return &br; + return C_O0_I2(r, rIN); case INDEX_op_deposit_i32: - return &dep; + return C_O1_I2(r, 0, rZ); case INDEX_op_extract2_i32: - return &ext2; + return C_O1_I2(r, rZ, rZ); case INDEX_op_movcond_i32: - return &movc; + return C_O1_I4(r, r, rIN, rIK, 0); case INDEX_op_add2_i32: - return &add2; + return C_O2_I4(r, r, r, r, rIN, rIK); case INDEX_op_sub2_i32: - return &sub2; + return C_O2_I4(r, r, rI, rI, rIN, rIK); case INDEX_op_brcond2_i32: - return &br2; + return C_O0_I4(r, r, rI, rI); case INDEX_op_setcond2_i32: - return &setc2; + return C_O1_I4(r, r, r, rI, rI); case INDEX_op_qemu_ld_i32: - return TARGET_LONG_BITS == 32 ? &r_l : &r_l_l; + return TARGET_LONG_BITS == 32 ? C_O1_I1(r, l) : C_O1_I2(r, l, l); case INDEX_op_qemu_ld_i64: - return TARGET_LONG_BITS == 32 ? &r_r_l : &r_r_l_l; + return TARGET_LONG_BITS == 32 ? C_O2_I1(r, r, l) : C_O2_I2(r, r, l, l); case INDEX_op_qemu_st_i32: - return TARGET_LONG_BITS == 32 ? &s_s : &s_s_s; + return TARGET_LONG_BITS == 32 ? C_O0_I2(s, s) : C_O0_I3(s, s, s); case INDEX_op_qemu_st_i64: - return TARGET_LONG_BITS == 32 ? &s_s_s : &s_s_s_s; + return TARGET_LONG_BITS == 32 ? C_O0_I3(s, s, s) : C_O0_I4(s, s, s, s); default: - return NULL; + g_assert_not_reached(); } } |