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Sun, 07 Nov 2021 22:21:11 -0500 Received: from eggs.gnu.org ([209.51.188.92]:39814) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mjv1s-0003df-2p for qemu-devel@nongnu.org; Sun, 07 Nov 2021 22:09:04 -0500 Received: from mail.loongson.cn ([114.242.206.163]:55072 helo=loongson.cn) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mjv1p-0003gm-IP for qemu-devel@nongnu.org; Sun, 07 Nov 2021 22:09:03 -0500 Received: from kvm-dev1.localdomain (unknown [10.2.5.134]) by mail.loongson.cn (Coremail) with SMTP id AQAAf9CxGdGflIhh9g8BAA--.2390S16; Mon, 08 Nov 2021 11:08:45 +0800 (CST) From: Song Gao To: qemu-devel@nongnu.org Subject: [RESEND PATCH v9 14/28] target/loongarch: Add floating point load/store instruction translation Date: Mon, 8 Nov 2021 11:08:01 +0800 Message-Id: <1636340895-5255-15-git-send-email-gaosong@loongson.cn> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1636340895-5255-1-git-send-email-gaosong@loongson.cn> References: <1636340895-5255-1-git-send-email-gaosong@loongson.cn> X-CM-TRANSID: AQAAf9CxGdGflIhh9g8BAA--.2390S16 X-Coremail-Antispam: 1UD129KBjvJXoW3Jw4xur17Aw1kXF18tF1rXrb_yoW3uw4xpr 4IkryUGr4vqF1fAr93Kw45WF1DZFnxCayUW3ySyr10yF1rJF1UJFs7X3y2krWUXw1kXFWU JFZ0yFyUtFyrX3JanT9S1TB71UUUUUUqnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnUUvcSsGvfC2KfnxnUUI43ZEXa7xR_UUUUUUUUU== X-CM-SenderInfo: 5jdr20tqj6z05rqj20fqof0/ Received-SPF: pass client-ip=114.242.206.163; envelope-from=gaosong@loongson.cn; helo=loongson.cn X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_PASS=-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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Xiaojuan Yang Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" This includes: - FLD.{S/D}, FST.{S/D} - FLDX.{S/D}, FSTX.{S/D} - FLD{GT/LE}.{S/D}, FST{GT/LE}.{S/D} Signed-off-by: Song Gao Signed-off-by: Xiaojuan Yang Reviewed-by: Richard Henderson --- target/loongarch/insn_trans/trans_fmemory.c.inc | 184 ++++++++++++++++++++++++ target/loongarch/insns.decode | 24 ++++ target/loongarch/translate.c | 1 + 3 files changed, 209 insertions(+) create mode 100644 target/loongarch/insn_trans/trans_fmemory.c.inc diff --git a/target/loongarch/insn_trans/trans_fmemory.c.inc b/target/loongarch/insn_trans/trans_fmemory.c.inc new file mode 100644 index 0000000..31d738e --- /dev/null +++ b/target/loongarch/insn_trans/trans_fmemory.c.inc @@ -0,0 +1,184 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Copyright (c) 2021 Loongson Technology Corporation Limited + */ + +static bool gen_fload_imm(DisasContext *ctx, arg_fmt_fdrjsi12 *a, + MemOp mop, bool nanbox) +{ + TCGv addr = gpr_src(ctx, a->rj, EXT_NONE); + TCGv temp = NULL; + + if (a->si12) { + temp = tcg_temp_new(); + tcg_gen_addi_tl(temp, addr, a->si12); + addr = temp; + } + + tcg_gen_qemu_ld_tl(cpu_fpr[a->fd], addr, ctx->mem_idx, mop); + + if (nanbox) { + gen_nanbox_s(cpu_fpr[a->fd], cpu_fpr[a->fd]); + } + + if (temp) { + tcg_temp_free(temp); + } + return true; +} + +static bool gen_fstore_imm(DisasContext *ctx, arg_fmt_fdrjsi12 *a, + MemOp mop, bool nanbox) +{ + TCGv addr = gpr_src(ctx, a->rj, EXT_NONE); + TCGv temp = NULL; + + if (a->si12) { + temp = tcg_temp_new(); + tcg_gen_addi_tl(temp, addr, a->si12); + addr = temp; + } + + if (nanbox) { + gen_nanbox_s(cpu_fpr[a->fd], cpu_fpr[a->fd]); + } + + tcg_gen_qemu_st_tl(cpu_fpr[a->fd], addr, ctx->mem_idx, mop); + + if (temp) { + tcg_temp_free(temp); + } + return true; +} + +static bool gen_fload_tl(DisasContext *ctx, arg_fmt_fdrjrk *a, + MemOp mop, bool nanbox) +{ + TCGv src1 = gpr_src(ctx, a->rj, EXT_NONE); + TCGv src2 = gpr_src(ctx, a->rk, EXT_NONE); + TCGv addr = tcg_temp_new(); + + tcg_gen_add_tl(addr, src1, src2); + tcg_gen_qemu_ld_tl(cpu_fpr[a->fd], addr, ctx->mem_idx, mop); + + if (nanbox) { + gen_nanbox_s(cpu_fpr[a->fd], cpu_fpr[a->fd]); + } + + tcg_temp_free(addr); + return true; +} + +static bool gen_fstore_tl(DisasContext *ctx, arg_fmt_fdrjrk *a, + MemOp mop, bool nanbox) +{ + TCGv src1 = gpr_src(ctx, a->rj, EXT_NONE); + TCGv src2 = gpr_src(ctx, a->rk, EXT_NONE); + TCGv addr = tcg_temp_new(); + + tcg_gen_add_tl(addr, src1, src2); + + if (nanbox) { + gen_nanbox_s(cpu_fpr[a->fd], cpu_fpr[a->fd]); + } + + tcg_gen_qemu_st_tl(cpu_fpr[a->fd], addr, ctx->mem_idx, mop); + + tcg_temp_free(addr); + return true; +} + +static bool gen_fload_gt(DisasContext *ctx, arg_fmt_fdrjrk *a, + MemOp mop, bool nanbox) +{ + TCGv src1 = gpr_src(ctx, a->rj, EXT_NONE); + TCGv src2 = gpr_src(ctx, a->rk, EXT_NONE); + TCGv addr = tcg_temp_new(); + + gen_helper_asrtgt_d(cpu_env, src1, src2); + tcg_gen_add_tl(addr, src1, src2); + tcg_gen_qemu_ld_tl(cpu_fpr[a->fd], addr, ctx->mem_idx, mop); + + if (nanbox) { + gen_nanbox_s(cpu_fpr[a->fd], cpu_fpr[a->fd]); + } + + tcg_temp_free(addr); + return true; +} + +static bool gen_fstore_gt(DisasContext *ctx, arg_fmt_fdrjrk *a, + MemOp mop, bool nanbox) +{ + TCGv src1 = gpr_src(ctx, a->rj, EXT_NONE); + TCGv src2 = gpr_src(ctx, a->rk, EXT_NONE); + TCGv addr = tcg_temp_new(); + + gen_helper_asrtgt_d(cpu_env, src1, src2); + tcg_gen_add_tl(addr, src1, src2); + + if (nanbox) { + gen_nanbox_s(cpu_fpr[a->fd], cpu_fpr[a->fd]); + } + + tcg_gen_qemu_st_tl(cpu_fpr[a->fd], addr, ctx->mem_idx, mop); + + tcg_temp_free(addr); + return true; +} + +static bool gen_fload_le(DisasContext *ctx, arg_fmt_fdrjrk *a, + MemOp mop, bool nanbox) +{ + TCGv src1 = gpr_src(ctx, a->rj, EXT_NONE); + TCGv src2 = gpr_src(ctx, a->rk, EXT_NONE); + TCGv addr = tcg_temp_new(); + + gen_helper_asrtle_d(cpu_env, src1, src2); + tcg_gen_add_tl(addr, src1, src2); + tcg_gen_qemu_ld_tl(cpu_fpr[a->fd], addr, ctx->mem_idx, mop); + + if (nanbox) { + gen_nanbox_s(cpu_fpr[a->fd], cpu_fpr[a->fd]); + } + + tcg_temp_free(addr); + return true; +} + +static bool gen_fstore_le(DisasContext *ctx, arg_fmt_fdrjrk *a, + MemOp mop, bool nanbox) +{ + TCGv src1 = gpr_src(ctx, a->rj, EXT_NONE); + TCGv src2 = gpr_src(ctx, a->rk, EXT_NONE); + TCGv addr = tcg_temp_new(); + + gen_helper_asrtle_d(cpu_env, src1, src2); + tcg_gen_add_tl(addr, src1, src2); + + if (nanbox) { + gen_nanbox_s(cpu_fpr[a->fd], cpu_fpr[a->fd]); + } + + tcg_gen_qemu_st_tl(cpu_fpr[a->fd], addr, ctx->mem_idx, mop); + + tcg_temp_free(addr); + return true; +} + +TRANS(fld_s, gen_fload_imm, MO_TESL, true) +TRANS(fst_s, gen_fstore_imm, MO_TEUL, true) +TRANS(fld_d, gen_fload_imm, MO_TEQ, false) +TRANS(fst_d, gen_fstore_imm, MO_TEQ, false) +TRANS(fldx_s, gen_fload_tl, MO_TESL, true) +TRANS(fldx_d, gen_fload_tl, MO_TEQ, false) +TRANS(fstx_s, gen_fstore_tl, MO_TEUL, true) +TRANS(fstx_d, gen_fstore_tl, MO_TEQ, false) +TRANS(fldgt_s, gen_fload_gt, MO_TESL, true) +TRANS(fldgt_d, gen_fload_gt, MO_TEQ, false) +TRANS(fldle_s, gen_fload_le, MO_TESL, true) +TRANS(fldle_d, gen_fload_le, MO_TEQ, false) +TRANS(fstgt_s, gen_fstore_gt, MO_TEUL, true) +TRANS(fstgt_d, gen_fstore_gt, MO_TEQ, false) +TRANS(fstle_s, gen_fstore_le, MO_TEUL, true) +TRANS(fstle_d, gen_fstore_le, MO_TEQ, false) diff --git a/target/loongarch/insns.decode b/target/loongarch/insns.decode index c37b9c9..ee1d544 100644 --- a/target/loongarch/insns.decode +++ b/target/loongarch/insns.decode @@ -71,6 +71,8 @@ &fmt_fdcj fd cj &fmt_cdrj cd rj &fmt_rdcj rd cj +&fmt_fdrjrk fd rj rk +&fmt_fdrjsi12 fd rj si12 # # Formats @@ -105,6 +107,8 @@ @fmt_fdcj .... ........ ..... ..... .. ... ..... &fmt_fdcj %fd %cj @fmt_cdrj .... ........ ..... ..... ..... .. ... &fmt_cdrj %cd %rj @fmt_rdcj .... ........ ..... ..... .. ... ..... &fmt_rdcj %rd %cj +@fmt_fdrjrk .... ........ ..... ..... ..... ..... &fmt_fdrjrk %fd %rj %rk +@fmt_fdrjsi12 .... ...... ............ ..... ..... &fmt_fdrjsi12 %fd %rj %si12 # # Fixed point arithmetic operation instruction @@ -423,3 +427,23 @@ movfr2cf 0000 00010001 01001 10100 ..... 00 ... @fmt_cdfj movcf2fr 0000 00010001 01001 10101 00 ... ..... @fmt_fdcj movgr2cf 0000 00010001 01001 10110 ..... 00 ... @fmt_cdrj movcf2gr 0000 00010001 01001 10111 00 ... ..... @fmt_rdcj + +# +# Floating point load/store instruction +# +fld_s 0010 101100 ............ ..... ..... @fmt_fdrjsi12 +fst_s 0010 101101 ............ ..... ..... @fmt_fdrjsi12 +fld_d 0010 101110 ............ ..... ..... @fmt_fdrjsi12 +fst_d 0010 101111 ............ ..... ..... @fmt_fdrjsi12 +fldx_s 0011 10000011 00000 ..... ..... ..... @fmt_fdrjrk +fldx_d 0011 10000011 01000 ..... ..... ..... @fmt_fdrjrk +fstx_s 0011 10000011 10000 ..... ..... ..... @fmt_fdrjrk +fstx_d 0011 10000011 11000 ..... ..... ..... @fmt_fdrjrk +fldgt_s 0011 10000111 01000 ..... ..... ..... @fmt_fdrjrk +fldgt_d 0011 10000111 01001 ..... ..... ..... @fmt_fdrjrk +fldle_s 0011 10000111 01010 ..... ..... ..... @fmt_fdrjrk +fldle_d 0011 10000111 01011 ..... ..... ..... @fmt_fdrjrk +fstgt_s 0011 10000111 01100 ..... ..... ..... @fmt_fdrjrk +fstgt_d 0011 10000111 01101 ..... ..... ..... @fmt_fdrjrk +fstle_s 0011 10000111 01110 ..... ..... ..... @fmt_fdrjrk +fstle_d 0011 10000111 01111 ..... ..... ..... @fmt_fdrjrk diff --git a/target/loongarch/translate.c b/target/loongarch/translate.c index 5dc8849..bf329fd 100644 --- a/target/loongarch/translate.c +++ b/target/loongarch/translate.c @@ -189,6 +189,7 @@ static void gen_set_gpr(int reg_num, TCGv t, DisasExtend dst_ext) #include "insn_trans/trans_fcmp.c.inc" #include "insn_trans/trans_fcnv.c.inc" #include "insn_trans/trans_fmov.c.inc" +#include "insn_trans/trans_fmemory.c.inc" static void loongarch_tr_translate_insn(DisasContextBase *dcbase, CPUState *cs) {