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[66.27.222.29]) by smtp.gmail.com with ESMTPSA id x1sm270301pgj.37.2021.02.02.18.16.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 02 Feb 2021 18:16:28 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PULL 23/24] tcg/tci: Split out constraint sets to tcg-target-con-set.h Date: Tue, 2 Feb 2021 16:15:49 -1000 Message-Id: <20210203021550.375058-24-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210203021550.375058-1-richard.henderson@linaro.org> References: <20210203021550.375058-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::42a; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x42a.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org Errors-To: qemu-devel-bounces+patch=linaro.org@nongnu.org Sender: "Qemu-devel" This requires finishing the conversion to tcg_target_op_def. Reviewed-by: Peter Maydell Signed-off-by: Richard Henderson --- tcg/tci/tcg-target-con-set.h | 25 ++++ tcg/tci/tcg-target.h | 2 + tcg/tci/tcg-target.c.inc | 279 +++++++++++++++++------------------ 3 files changed, 161 insertions(+), 145 deletions(-) create mode 100644 tcg/tci/tcg-target-con-set.h -- 2.25.1 diff --git a/tcg/tci/tcg-target-con-set.h b/tcg/tci/tcg-target-con-set.h new file mode 100644 index 0000000000..38e82f7535 --- /dev/null +++ b/tcg/tci/tcg-target-con-set.h @@ -0,0 +1,25 @@ +/* SPDX-License-Identifier: MIT */ +/* + * TCI target-specific constraint sets. + * Copyright (c) 2021 Linaro + */ + +/* + * C_On_Im(...) defines a constraint set with outputs and inputs. + * Each operand should be a sequence of constraint letters as defined by + * tcg-target-con-str.h; the constraint combination is inclusive or. + */ +C_O0_I2(r, r) +C_O0_I2(r, ri) +C_O0_I3(r, r, r) +C_O0_I4(r, r, ri, ri) +C_O0_I4(r, r, r, r) +C_O1_I1(r, r) +C_O1_I2(r, 0, r) +C_O1_I2(r, ri, ri) +C_O1_I2(r, r, r) +C_O1_I2(r, r, ri) +C_O1_I4(r, r, r, ri, ri) +C_O2_I1(r, r, r) +C_O2_I2(r, r, r, r) +C_O2_I4(r, r, r, r, r, r) diff --git a/tcg/tci/tcg-target.h b/tcg/tci/tcg-target.h index bb784e018e..1efd8c4fb0 100644 --- a/tcg/tci/tcg-target.h +++ b/tcg/tci/tcg-target.h @@ -207,4 +207,6 @@ static inline void tb_target_set_jmp_target(uintptr_t tc_ptr, uintptr_t jmp_rx, /* no need to flush icache explicitly */ } +#define TCG_TARGET_CON_SET_H + #endif /* TCG_TARGET_H */ diff --git a/tcg/tci/tcg-target.c.inc b/tcg/tci/tcg-target.c.inc index 493bbf1e39..f0f6b13112 100644 --- a/tcg/tci/tcg-target.c.inc +++ b/tcg/tci/tcg-target.c.inc @@ -37,154 +37,143 @@ /* Bitfield n...m (in 32 bit value). */ #define BITS(n, m) (((0xffffffffU << (31 - n)) >> (31 - n + m)) << m) -/* Macros used in tcg_target_op_defs. */ -#define R "r" -#define RI "ri" -#if TCG_TARGET_REG_BITS == 32 -# define R64 "r", "r" -#else -# define R64 "r" -#endif -#if TARGET_LONG_BITS > TCG_TARGET_REG_BITS -# define L "r", "r" -# define S "r", "r" -#else -# define L "r" -# define S "r" -#endif - -/* TODO: documentation. */ -static const TCGTargetOpDef tcg_target_op_defs[] = { - { INDEX_op_exit_tb, { NULL } }, - { INDEX_op_goto_tb, { NULL } }, - { INDEX_op_br, { NULL } }, - - { 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 } }, - - { INDEX_op_add_i32, { R, RI, RI } }, - { INDEX_op_sub_i32, { R, RI, RI } }, - { INDEX_op_mul_i32, { R, RI, RI } }, - { INDEX_op_div_i32, { R, R, R } }, - { INDEX_op_divu_i32, { R, R, R } }, - { INDEX_op_rem_i32, { R, R, R } }, - { INDEX_op_remu_i32, { R, R, R } }, - /* TODO: Does R, RI, RI result in faster code than R, R, RI? - If both operands are constants, we can optimize. */ - { INDEX_op_and_i32, { R, RI, RI } }, - { INDEX_op_andc_i32, { R, RI, RI } }, - { INDEX_op_eqv_i32, { R, RI, RI } }, - { INDEX_op_nand_i32, { R, RI, RI } }, - { INDEX_op_nor_i32, { R, RI, RI } }, - { INDEX_op_or_i32, { R, RI, RI } }, - { INDEX_op_orc_i32, { R, RI, RI } }, - { INDEX_op_xor_i32, { R, RI, RI } }, - { INDEX_op_shl_i32, { R, RI, RI } }, - { INDEX_op_shr_i32, { R, RI, RI } }, - { INDEX_op_sar_i32, { R, RI, RI } }, - { INDEX_op_rotl_i32, { R, RI, RI } }, - { INDEX_op_rotr_i32, { R, RI, RI } }, - { INDEX_op_deposit_i32, { R, "0", R } }, - - { INDEX_op_brcond_i32, { R, RI } }, - - { INDEX_op_setcond_i32, { R, R, RI } }, - { INDEX_op_setcond_i64, { R, R, RI } }, - - /* TODO: Support R, R, R, R, RI, RI? Will it be faster? */ - { INDEX_op_add2_i32, { R, R, R, R, R, R } }, - { INDEX_op_sub2_i32, { R, R, R, R, R, R } }, - { INDEX_op_brcond2_i32, { R, R, RI, RI } }, - { INDEX_op_mulu2_i32, { R, R, R, R } }, - { INDEX_op_setcond2_i32, { R, R, R, RI, RI } }, - - { INDEX_op_not_i32, { R, R } }, - { INDEX_op_neg_i32, { R, R } }, - - { INDEX_op_ld8u_i64, { R, R } }, - { INDEX_op_ld8s_i64, { R, R } }, - { INDEX_op_ld16u_i64, { R, R } }, - { INDEX_op_ld16s_i64, { R, R } }, - { INDEX_op_ld32u_i64, { R, R } }, - { INDEX_op_ld32s_i64, { R, R } }, - { INDEX_op_ld_i64, { R, R } }, - - { INDEX_op_st8_i64, { R, R } }, - { INDEX_op_st16_i64, { R, R } }, - { INDEX_op_st32_i64, { R, R } }, - { INDEX_op_st_i64, { R, R } }, - - { INDEX_op_add_i64, { R, RI, RI } }, - { INDEX_op_sub_i64, { R, RI, RI } }, - { INDEX_op_mul_i64, { R, RI, RI } }, - { INDEX_op_div_i64, { R, R, R } }, - { INDEX_op_divu_i64, { R, R, R } }, - { INDEX_op_rem_i64, { R, R, R } }, - { INDEX_op_remu_i64, { R, R, R } }, - { INDEX_op_and_i64, { R, RI, RI } }, - { INDEX_op_andc_i64, { R, RI, RI } }, - { INDEX_op_eqv_i64, { R, RI, RI } }, - { INDEX_op_nand_i64, { R, RI, RI } }, - { INDEX_op_nor_i64, { R, RI, RI } }, - { INDEX_op_or_i64, { R, RI, RI } }, - { INDEX_op_orc_i64, { R, RI, RI } }, - { INDEX_op_xor_i64, { R, RI, RI } }, - { INDEX_op_shl_i64, { R, RI, RI } }, - { INDEX_op_shr_i64, { R, RI, RI } }, - { INDEX_op_sar_i64, { R, RI, RI } }, - { INDEX_op_rotl_i64, { R, RI, RI } }, - { INDEX_op_rotr_i64, { R, RI, RI } }, - { INDEX_op_deposit_i64, { R, "0", R } }, - { INDEX_op_brcond_i64, { R, RI } }, - - { INDEX_op_ext8s_i64, { R, R } }, - { INDEX_op_ext16s_i64, { R, R } }, - { INDEX_op_ext32s_i64, { R, R } }, - { INDEX_op_ext8u_i64, { R, R } }, - { INDEX_op_ext16u_i64, { R, R } }, - { INDEX_op_ext32u_i64, { R, R } }, - { INDEX_op_ext_i32_i64, { R, R } }, - { INDEX_op_extu_i32_i64, { R, R } }, - { INDEX_op_bswap16_i64, { R, R } }, - { INDEX_op_bswap32_i64, { R, R } }, - { INDEX_op_bswap64_i64, { R, R } }, - { INDEX_op_not_i64, { R, R } }, - { INDEX_op_neg_i64, { R, R } }, - - { INDEX_op_qemu_ld_i32, { R, L } }, - { INDEX_op_qemu_ld_i64, { R64, L } }, - - { INDEX_op_qemu_st_i32, { R, S } }, - { INDEX_op_qemu_st_i64, { R64, S } }, - - { INDEX_op_ext8s_i32, { R, R } }, - { INDEX_op_ext16s_i32, { R, R } }, - { INDEX_op_ext8u_i32, { R, R } }, - { INDEX_op_ext16u_i32, { R, R } }, - - { INDEX_op_bswap16_i32, { R, R } }, - { INDEX_op_bswap32_i32, { R, R } }, - - { INDEX_op_mb, { } }, - { -1 }, -}; - -static const TCGTargetOpDef *tcg_target_op_def(TCGOpcode op) +static TCGConstraintSetIndex tcg_target_op_def(TCGOpcode op) { - int i, n = ARRAY_SIZE(tcg_target_op_defs); + switch (op) { + 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_ld8u_i64: + case INDEX_op_ld8s_i64: + case INDEX_op_ld16u_i64: + case INDEX_op_ld16s_i64: + case INDEX_op_ld32u_i64: + case INDEX_op_ld32s_i64: + case INDEX_op_ld_i64: + case INDEX_op_not_i32: + case INDEX_op_not_i64: + case INDEX_op_neg_i32: + case INDEX_op_neg_i64: + case INDEX_op_ext8s_i32: + case INDEX_op_ext8s_i64: + case INDEX_op_ext16s_i32: + case INDEX_op_ext16s_i64: + case INDEX_op_ext8u_i32: + case INDEX_op_ext8u_i64: + case INDEX_op_ext16u_i32: + case INDEX_op_ext16u_i64: + 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: + return C_O1_I1(r, r); - for (i = 0; i < n; ++i) { - if (tcg_target_op_defs[i].op == op) { - return &tcg_target_op_defs[i]; - } + case INDEX_op_st8_i32: + case INDEX_op_st16_i32: + case INDEX_op_st_i32: + case INDEX_op_st8_i64: + case INDEX_op_st16_i64: + case INDEX_op_st32_i64: + case INDEX_op_st_i64: + return C_O0_I2(r, r); + + case INDEX_op_div_i32: + case INDEX_op_div_i64: + case INDEX_op_divu_i32: + case INDEX_op_divu_i64: + case INDEX_op_rem_i32: + case INDEX_op_rem_i64: + case INDEX_op_remu_i32: + case INDEX_op_remu_i64: + return C_O1_I2(r, r, r); + + 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_andc_i32: + case INDEX_op_andc_i64: + case INDEX_op_eqv_i32: + case INDEX_op_eqv_i64: + case INDEX_op_nand_i32: + case INDEX_op_nand_i64: + case INDEX_op_nor_i32: + case INDEX_op_nor_i64: + case INDEX_op_or_i32: + case INDEX_op_or_i64: + case INDEX_op_orc_i32: + case INDEX_op_orc_i64: + case INDEX_op_xor_i32: + case INDEX_op_xor_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: + /* TODO: Does R, RI, RI result in faster code than R, R, RI? */ + return C_O1_I2(r, ri, ri); + + case INDEX_op_deposit_i32: + case INDEX_op_deposit_i64: + return C_O1_I2(r, 0, r); + + case INDEX_op_brcond_i32: + case INDEX_op_brcond_i64: + return C_O0_I2(r, ri); + + case INDEX_op_setcond_i32: + case INDEX_op_setcond_i64: + return C_O1_I2(r, r, ri); + +#if TCG_TARGET_REG_BITS == 32 + /* TODO: Support R, R, R, R, RI, RI? Will it be faster? */ + case INDEX_op_add2_i32: + case INDEX_op_sub2_i32: + return C_O2_I4(r, r, r, r, r, r); + case INDEX_op_brcond2_i32: + return C_O0_I4(r, r, ri, ri); + case INDEX_op_mulu2_i32: + return C_O2_I2(r, r, r, r); + case INDEX_op_setcond2_i32: + return C_O1_I4(r, r, r, ri, ri); +#endif + + case INDEX_op_qemu_ld_i32: + return (TARGET_LONG_BITS <= TCG_TARGET_REG_BITS + ? C_O1_I1(r, r) + : C_O1_I2(r, r, r)); + case INDEX_op_qemu_ld_i64: + return (TCG_TARGET_REG_BITS == 64 ? C_O1_I1(r, r) + : TARGET_LONG_BITS <= TCG_TARGET_REG_BITS ? C_O2_I1(r, r, r) + : C_O2_I2(r, r, r, r)); + case INDEX_op_qemu_st_i32: + return (TARGET_LONG_BITS <= TCG_TARGET_REG_BITS + ? C_O0_I2(r, r) + : C_O0_I3(r, r, r)); + case INDEX_op_qemu_st_i64: + return (TCG_TARGET_REG_BITS == 64 ? C_O0_I2(r, r) + : TARGET_LONG_BITS <= TCG_TARGET_REG_BITS ? C_O0_I3(r, r, r) + : C_O0_I4(r, r, r, r)); + + default: + g_assert_not_reached(); } - return NULL; } static const int tcg_target_reg_alloc_order[] = {