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[83.52.55.163]) by smtp.gmail.com with ESMTPSA id f26sm9249423wrd.41.2021.08.01.16.59.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 01 Aug 2021 16:59:37 -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=StzvGMLMsgqPmTgAHMYz+S6poTEEwTkgQFoR1NPgVPo=; b=tpYuqU7ULMhKJXymVktl4eeLz39gZN5KbXfYL6BM8AKi1rzi2Atn7iTbUHXxEPkJVp Dco/xvctgWLneB22YkOUeP26Cnocng3QXo9/YpQG7kV1cJx4hD3WhXfR/MzS2ssiZV7v qmp0trqshTP2EKAZLtuLWS+s70HisfiG9P0n9TYR6jqsH7VC16Uxs+LJXZDyem/crhrf WJl3g/KfWY94W6MsTZvR9FGRIJ8B6CC8Xu88makD2ankr486VsO8BHGb0mSMJDS7PFsF 3SVkHJEGFgvU4WIFhiafGMai9SgMOnV2E0K0pT/HvZNU6y8io+rCZBPuI0LI2r4DY++w MktQ== 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=StzvGMLMsgqPmTgAHMYz+S6poTEEwTkgQFoR1NPgVPo=; b=hvF4oJAQpKOPq6wtQndPHST9wpfCgcEvSP+otr/+XxcQcu/8KjgYwszH9LKGCwJkF1 AbTQK08bo1oERHnc6/tz9vpCZ9d/YTzops+EhOYuGSHldv3Bj9CLEU7DCnJOt0YK+u/a u2QZ3zJ4nuKlJvdcb2h/sbp6WZuheBGpd8GzGDiGjDhtbduVNsvt6NwsqoQ+f50fPfim Z7wqpWa5fDOMGz4KXLOozjRmnTtncbPZ5j4eBdYFJD0YhhjzmfY7H/l3CRwf/GRlo4dX 2X70lqQOjbcYDEIUDOsoQt+nI+tRU6lWeaoMwYw8zFBeySHndcN+DIUVN3olzZcMZcIX 8cjA== X-Gm-Message-State: AOAM532N9eusyQKgBSk5Wi9GpSphVCEpovnFgWamw3aSfl4niuLn0T5S yMVUqWcfDTMAjPiWzGtOjLA= X-Google-Smtp-Source: ABdhPJxliFQ5C+u6XOw8fWfQofvit45wu7tofeeO30t6iBGOxhlaC3UUpgMAMc9CBvF2AsQO3QfakA== X-Received: by 2002:adf:c3c5:: with SMTP id d5mr14764331wrg.76.1627862377969; Sun, 01 Aug 2021 16:59:37 -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: Jiaxun Yang , Aurelien Jarno , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Aleksandar Rikalo Subject: [PATCH-for-6.2 2/5] target/mips: Introduce decodetree structure for NEC Vr54xx extension Date: Mon, 2 Aug 2021 01:59:23 +0200 Message-Id: <20210801235926.3178085-3-f4bug@amsat.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210801235926.3178085-1-f4bug@amsat.org> References: <20210801235926.3178085-1-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: 1627862381105100001 The decoder is called but doesn't decode anything. This will ease reviewing the next commit. Signed-off-by: Philippe Mathieu-Daud=C3=A9 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 c25fad597d5..d82c78c9bdc 100644 --- a/target/mips/tcg/translate.h +++ b/target/mips/tcg/translate.h @@ -201,5 +201,6 @@ 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 #endif 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 34a96159d15..98dfcf5afd1 100644 --- a/target/mips/tcg/translate.c +++ b/target/mips/tcg/translate.c @@ -16109,6 +16109,9 @@ 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 if (decode_opc_legacy(env, ctx)) { return; 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 68eb284e099..259663a8893 100644 --- a/target/mips/tcg/meson.build +++ b/target/mips/tcg/meson.build @@ -3,6 +3,7 @@ decodetree.process('mips64r6.decode', extra_args: '--static-decode=3Ddec= ode_mips64r6'), 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) @@ -20,6 +21,7 @@ '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