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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::42c; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x42c.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, T_SCC_BODY_TEXT_LINE=-0.01 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: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1654558219446100001 Content-Type: text/plain; charset="utf-8" From: Song Gao 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 Message-Id: <20220606124333.2060567-15-yangxiaojuan@loongson.cn> Signed-off-by: Richard Henderson --- target/loongarch/insns.decode | 24 +++ target/loongarch/translate.c | 1 + .../loongarch/insn_trans/trans_fmemory.c.inc | 153 ++++++++++++++++++ 3 files changed, 178 insertions(+) create mode 100644 target/loongarch/insn_trans/trans_fmemory.c.inc diff --git a/target/loongarch/insns.decode b/target/loongarch/insns.decode index c62a4f6dcd..8f286e7233 100644 --- a/target/loongarch/insns.decode +++ b/target/loongarch/insns.decode @@ -36,6 +36,8 @@ &fc fd cj &cr cd rj &rc rd cj +&frr fd rj rk +&fr_i fd rj imm =20 # # Formats @@ -70,6 +72,8 @@ @fc .... ........ ..... ..... .. cj:3 fd:5 &fc @cr .... ........ ..... ..... rj:5 .. cd:3 &cr @rc .... ........ ..... ..... .. cj:3 rd:5 &rc +@frr .... ........ ..... rk:5 rj:5 fd:5 &frr +@fr_i12 .... ...... imm:s12 rj:5 fd:5 &fr_i =20 # # Fixed point arithmetic operation instruction @@ -385,3 +389,23 @@ movfr2cf 0000 00010001 01001 10100 ..... 00 ...= @cf movcf2fr 0000 00010001 01001 10101 00 ... ..... @fc movgr2cf 0000 00010001 01001 10110 ..... 00 ... @cr movcf2gr 0000 00010001 01001 10111 00 ... ..... @rc + +# +# Floating point load/store instruction +# +fld_s 0010 101100 ............ ..... ..... @fr_i12 +fst_s 0010 101101 ............ ..... ..... @fr_i12 +fld_d 0010 101110 ............ ..... ..... @fr_i12 +fst_d 0010 101111 ............ ..... ..... @fr_i12 +fldx_s 0011 10000011 00000 ..... ..... ..... @frr +fldx_d 0011 10000011 01000 ..... ..... ..... @frr +fstx_s 0011 10000011 10000 ..... ..... ..... @frr +fstx_d 0011 10000011 11000 ..... ..... ..... @frr +fldgt_s 0011 10000111 01000 ..... ..... ..... @frr +fldgt_d 0011 10000111 01001 ..... ..... ..... @frr +fldle_s 0011 10000111 01010 ..... ..... ..... @frr +fldle_d 0011 10000111 01011 ..... ..... ..... @frr +fstgt_s 0011 10000111 01100 ..... ..... ..... @frr +fstgt_d 0011 10000111 01101 ..... ..... ..... @frr +fstle_s 0011 10000111 01110 ..... ..... ..... @frr +fstle_d 0011 10000111 01111 ..... ..... ..... @frr diff --git a/target/loongarch/translate.c b/target/loongarch/translate.c index 26d60b50fd..daa77ade33 100644 --- a/target/loongarch/translate.c +++ b/target/loongarch/translate.c @@ -170,6 +170,7 @@ static void gen_set_gpr(int reg_num, TCGv t, DisasExten= d 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" =20 static void loongarch_tr_translate_insn(DisasContextBase *dcbase, CPUState= *cs) { diff --git a/target/loongarch/insn_trans/trans_fmemory.c.inc b/target/loong= arch/insn_trans/trans_fmemory.c.inc new file mode 100644 index 0000000000..74ee98f63a --- /dev/null +++ b/target/loongarch/insn_trans/trans_fmemory.c.inc @@ -0,0 +1,153 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Copyright (c) 2021 Loongson Technology Corporation Limited + */ + +static void maybe_nanbox_load(TCGv freg, MemOp mop) +{ + if ((mop & MO_SIZE) =3D=3D MO_32) { + gen_nanbox_s(freg, freg); + } +} + +static bool gen_fload_i(DisasContext *ctx, arg_fr_i *a, MemOp mop) +{ + TCGv addr =3D gpr_src(ctx, a->rj, EXT_NONE); + TCGv temp =3D NULL; + + if (a->imm) { + temp =3D tcg_temp_new(); + tcg_gen_addi_tl(temp, addr, a->imm); + addr =3D temp; + } + + tcg_gen_qemu_ld_tl(cpu_fpr[a->fd], addr, ctx->mem_idx, mop); + maybe_nanbox_load(cpu_fpr[a->fd], mop); + + if (temp) { + tcg_temp_free(temp); + } + + return true; +} + +static bool gen_fstore_i(DisasContext *ctx, arg_fr_i *a, MemOp mop) +{ + TCGv addr =3D gpr_src(ctx, a->rj, EXT_NONE); + TCGv temp =3D NULL; + + if (a->imm) { + temp =3D tcg_temp_new(); + tcg_gen_addi_tl(temp, addr, a->imm); + addr =3D temp; + } + + 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_floadx(DisasContext *ctx, arg_frr *a, MemOp mop) +{ + TCGv src1 =3D gpr_src(ctx, a->rj, EXT_NONE); + TCGv src2 =3D gpr_src(ctx, a->rk, EXT_NONE); + TCGv addr =3D tcg_temp_new(); + + tcg_gen_add_tl(addr, src1, src2); + tcg_gen_qemu_ld_tl(cpu_fpr[a->fd], addr, ctx->mem_idx, mop); + maybe_nanbox_load(cpu_fpr[a->fd], mop); + tcg_temp_free(addr); + + return true; +} + +static bool gen_fstorex(DisasContext *ctx, arg_frr *a, MemOp mop) +{ + TCGv src1 =3D gpr_src(ctx, a->rj, EXT_NONE); + TCGv src2 =3D gpr_src(ctx, a->rk, EXT_NONE); + TCGv addr =3D tcg_temp_new(); + + tcg_gen_add_tl(addr, src1, src2); + 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_frr *a, MemOp mop) +{ + TCGv src1 =3D gpr_src(ctx, a->rj, EXT_NONE); + TCGv src2 =3D gpr_src(ctx, a->rk, EXT_NONE); + TCGv addr =3D 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); + maybe_nanbox_load(cpu_fpr[a->fd], mop); + tcg_temp_free(addr); + + return true; +} + +static bool gen_fstore_gt(DisasContext *ctx, arg_frr *a, MemOp mop) +{ + TCGv src1 =3D gpr_src(ctx, a->rj, EXT_NONE); + TCGv src2 =3D gpr_src(ctx, a->rk, EXT_NONE); + TCGv addr =3D tcg_temp_new(); + + gen_helper_asrtgt_d(cpu_env, src1, src2); + tcg_gen_add_tl(addr, src1, src2); + 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_frr *a, MemOp mop) +{ + TCGv src1 =3D gpr_src(ctx, a->rj, EXT_NONE); + TCGv src2 =3D gpr_src(ctx, a->rk, EXT_NONE); + TCGv addr =3D 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); + maybe_nanbox_load(cpu_fpr[a->fd], mop); + tcg_temp_free(addr); + + return true; +} + +static bool gen_fstore_le(DisasContext *ctx, arg_frr *a, MemOp mop) +{ + TCGv src1 =3D gpr_src(ctx, a->rj, EXT_NONE); + TCGv src2 =3D gpr_src(ctx, a->rk, EXT_NONE); + TCGv addr =3D tcg_temp_new(); + + gen_helper_asrtle_d(cpu_env, src1, src2); + tcg_gen_add_tl(addr, src1, src2); + 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_i, MO_TEUL) +TRANS(fst_s, gen_fstore_i, MO_TEUL) +TRANS(fld_d, gen_fload_i, MO_TEUQ) +TRANS(fst_d, gen_fstore_i, MO_TEUQ) +TRANS(fldx_s, gen_floadx, MO_TEUL) +TRANS(fldx_d, gen_floadx, MO_TEUQ) +TRANS(fstx_s, gen_fstorex, MO_TEUL) +TRANS(fstx_d, gen_fstorex, MO_TEUQ) +TRANS(fldgt_s, gen_fload_gt, MO_TEUL) +TRANS(fldgt_d, gen_fload_gt, MO_TEUQ) +TRANS(fldle_s, gen_fload_le, MO_TEUL) +TRANS(fldle_d, gen_fload_le, MO_TEUQ) +TRANS(fstgt_s, gen_fstore_gt, MO_TEUL) +TRANS(fstgt_d, gen_fstore_gt, MO_TEUQ) +TRANS(fstle_s, gen_fstore_le, MO_TEUL) +TRANS(fstle_d, gen_fstore_le, MO_TEUQ) --=20 2.34.1