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[83.52.55.163]) by smtp.gmail.com with ESMTPSA id r133sm22450337wma.18.2021.08.08.10.30.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 08 Aug 2021 10:30:39 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=RtJHpFNb3pDGfH1hMhE0K1VwxFwp2STcaYrJ+svwAgw=; b=neHQkExMc94ttBFy+MQheltVk03Absbo/P/vZV0SpN1ouszOVFVmnBU/INuOPbtRVy b4ZWzK8tcbDyFpxv3f8tgRgGtwvdDqW490LV0PQejjr9aEP8p6KOtfx4kcadtymb2t3K Kbsu7rltc1Suqdbi4ZN1CPuJ4FOPyW38cStDeVfwQBkL5yQXLkjvkM0KF+7EYjVHplYj cBskTHTbLMkCFpQcg9KrEa6Rgj4izgBl+CYCX64ruC1onazdsYKJTmEgECe6XKlHQy3Q c/2lou5fMkQh61IC+f7xw3X60caLEhdrJbeqOEVl7yaB5vbJJtgWjo+yX3IQ4X/PQ332 zyzA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-transfer-encoding; bh=RtJHpFNb3pDGfH1hMhE0K1VwxFwp2STcaYrJ+svwAgw=; b=YiTHW+EjrApLxUQjDOw0hjd4GykTDAw8Ia+IV9JtrE3BF5wuB7KHK5r9qcCKsYzm8q 03a3sxez/k3KeC4z5oZeNIQFjeTzYGxoadwwDA8vm/5mIbOipwSFwKIemUkQ8XeTjcIx 6T5o1SDkyQh9z860qquyjYNRcNeeNBwPIwLp7X5CMXRQzLxuRh6LKciYUZhtvu84h4WN qSsp8y3p60IuFk1e2stuIiPVPOKlP3p9GCpeRT4bgvmgO18zv/lLClBUKeyi359Q3rB/ OiWBgemupjHdm4nbTH6KZq6kgXuDnk3l+8To++pwH2uJcF7QKc0dcjeZEWzXJv+2yxwR 1HEg== X-Gm-Message-State: AOAM530MTBug2Kyh8AuGcFTVi1BEyIUGf2j2N8MVJam3UXm7j8Vj6un5 b3XkSOMj6EmP2aNstnLH33A= X-Google-Smtp-Source: ABdhPJx5mytG2VqTnBaSk6ybj4N3z2QhO0SzvUmrRiooOic9AIhobRqAah9RDgo7xC6+kFV90Y4jeA== X-Received: by 2002:a7b:c0c6:: with SMTP id s6mr6568888wmh.21.1628443840264; Sun, 08 Aug 2021 10:30:40 -0700 (PDT) Sender: =?UTF-8?Q?Philippe_Mathieu=2DDaud=C3=A9?= From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Jiaxun Yang , Matheus Ferst , Aurelien Jarno , Aleksandar Rikalo , Richard Henderson Subject: [PATCH-for-6.2 v3 4/7] target/mips: Introduce decodetree structure for NEC Vr54xx extension Date: Sun, 8 Aug 2021 19:30:15 +0200 Message-Id: <20210808173018.90960-5-f4bug@amsat.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210808173018.90960-1-f4bug@amsat.org> References: <20210808173018.90960-1-f4bug@amsat.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1628443844028100001 The decoder is called but doesn't decode anything. This will ease reviewing the next commit. Signed-off-by: Philippe Mathieu-Daud=C3=A9 Message-Id: <20210801235926.3178085-3-f4bug@amsat.org> Reviewed-by: Richard Henderson --- target/mips/tcg/translate.h | 1 + target/mips/tcg/vr54xx.decode | 8 ++++++++ target/mips/tcg/translate.c | 3 +++ target/mips/tcg/vr54xx_translate.c | 19 +++++++++++++++++++ target/mips/tcg/meson.build | 2 ++ 5 files changed, 33 insertions(+) create mode 100644 target/mips/tcg/vr54xx.decode create mode 100644 target/mips/tcg/vr54xx_translate.c diff --git a/target/mips/tcg/translate.h b/target/mips/tcg/translate.h index 791e3e2c7e8..bb0a6b8d74f 100644 --- a/target/mips/tcg/translate.h +++ b/target/mips/tcg/translate.h @@ -201,6 +201,7 @@ bool decode_ext_txx9(DisasContext *ctx, uint32_t insn); #if defined(TARGET_MIPS64) bool decode_ext_tx79(DisasContext *ctx, uint32_t insn); #endif +bool decode_ext_vr54xx(DisasContext *ctx, uint32_t insn); =20 /* * Helpers for implementing sets of trans_* functions. diff --git a/target/mips/tcg/vr54xx.decode b/target/mips/tcg/vr54xx.decode new file mode 100644 index 00000000000..f6b3e42c999 --- /dev/null +++ b/target/mips/tcg/vr54xx.decode @@ -0,0 +1,8 @@ +# MIPS VR5432 instruction set extensions +# +# Copyright (C) 2021 Philippe Mathieu-Daud=C3=A9 +# +# SPDX-License-Identifier: LGPL-2.1-or-later +# +# Reference: VR5432 Microprocessor User=E2=80=99s Manual +# (Document Number U13751EU5V0UM00) diff --git a/target/mips/tcg/translate.c b/target/mips/tcg/translate.c index 490add3fc15..34363639937 100644 --- a/target/mips/tcg/translate.c +++ b/target/mips/tcg/translate.c @@ -16098,6 +16098,9 @@ static void decode_opc(CPUMIPSState *env, DisasCont= ext *ctx) if (cpu_supports_isa(env, INSN_R5900) && decode_ext_txx9(ctx, ctx->opc= ode)) { return; } + if (cpu_supports_isa(env, INSN_VR54XX) && decode_ext_vr54xx(ctx, ctx->= opcode)) { + return; + } =20 /* ISA extensions */ if (ase_msa_available(env) && decode_ase_msa(ctx, ctx->opcode)) { diff --git a/target/mips/tcg/vr54xx_translate.c b/target/mips/tcg/vr54xx_tr= anslate.c new file mode 100644 index 00000000000..13e58fdd8df --- /dev/null +++ b/target/mips/tcg/vr54xx_translate.c @@ -0,0 +1,19 @@ +/* + * VR5432 extensions translation routines + * + * Reference: VR5432 Microprocessor User=E2=80=99s Manual + * (Document Number U13751EU5V0UM00) + * + * Copyright (c) 2021 Philippe Mathieu-Daud=C3=A9 + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include "qemu/osdep.h" +#include "tcg/tcg-op.h" +#include "exec/helper-gen.h" +#include "translate.h" +#include "internal.h" + +/* Include the auto-generated decoder. */ +#include "decode-vr54xx.c.inc" diff --git a/target/mips/tcg/meson.build b/target/mips/tcg/meson.build index ff618a159b7..8f6f7508b66 100644 --- a/target/mips/tcg/meson.build +++ b/target/mips/tcg/meson.build @@ -2,6 +2,7 @@ decodetree.process('rel6.decode', extra_args: ['--decode=3Ddecode_isa_re= l6']), decodetree.process('msa.decode', extra_args: '--decode=3Ddecode_ase_msa'= ), decodetree.process('tx79.decode', extra_args: '--static-decode=3Ddecode_= tx79'), + decodetree.process('vr54xx.decode', extra_args: '--decode=3Ddecode_ext_v= r54xx'), ] =20 mips_ss.add(gen) @@ -19,6 +20,7 @@ 'translate_addr_const.c', 'txx9_translate.c', 'vr54xx_helper.c', + 'vr54xx_translate.c', )) mips_ss.add(when: 'TARGET_MIPS64', if_true: files( 'tx79_translate.c', --=20 2.31.1