From patchwork Mon Aug 19 12:08:14 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aleksandar Markovic X-Patchwork-Id: 11100877 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 9A9611395 for ; Mon, 19 Aug 2019 12:51:22 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8494C232A7 for ; Mon, 19 Aug 2019 12:51:22 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 78BD2287B1; Mon, 19 Aug 2019 12:51:22 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 0E455232A7 for ; Mon, 19 Aug 2019 12:51:21 +0000 (UTC) Received: from localhost ([::1]:49574 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1hzh84-0003lt-EE for patchwork-qemu-devel@patchwork.kernel.org; Mon, 19 Aug 2019 08:51:20 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:36512) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1hzgU5-0002OA-TQ for qemu-devel@nongnu.org; Mon, 19 Aug 2019 08:10:03 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hzgU4-0002xj-F0 for qemu-devel@nongnu.org; Mon, 19 Aug 2019 08:10:01 -0400 Received: from mx2.rt-rk.com ([89.216.37.149]:59127 helo=mail.rt-rk.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hzgTy-0002kc-0E for qemu-devel@nongnu.org; Mon, 19 Aug 2019 08:09:54 -0400 Received: from localhost (localhost [127.0.0.1]) by mail.rt-rk.com (Postfix) with ESMTP id 23D571A20A0; Mon, 19 Aug 2019 14:08:26 +0200 (CEST) X-Virus-Scanned: amavisd-new at rt-rk.com Received: from rtrkw774-lin.domain.local (rtrkw774-lin.domain.local [10.10.13.43]) by mail.rt-rk.com (Postfix) with ESMTPSA id 457081A2145; Mon, 19 Aug 2019 14:08:25 +0200 (CEST) From: Aleksandar Markovic To: qemu-devel@nongnu.org Date: Mon, 19 Aug 2019 14:08:14 +0200 Message-Id: <1566216496-17375-36-git-send-email-aleksandar.markovic@rt-rk.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1566216496-17375-1-git-send-email-aleksandar.markovic@rt-rk.com> References: <1566216496-17375-1-git-send-email-aleksandar.markovic@rt-rk.com> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 89.216.37.149 Subject: [Qemu-devel] [PATCH v8 35/37] target/mips: Clean up handling of CP0 register 31 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: arikalo@wavecomp.com, philmd@redhat.com, amarkovic@wavecomp.com Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Aleksandar Markovic Clean up handling of CP0 register 31. Signed-off-by: Aleksandar Markovic --- target/mips/cpu.h | 2 +- target/mips/translate.c | 56 ++++++++++++++++++++++++------------------------- 2 files changed, 29 insertions(+), 29 deletions(-) diff --git a/target/mips/cpu.h b/target/mips/cpu.h index ef40552..46ffb84 100644 --- a/target/mips/cpu.h +++ b/target/mips/cpu.h @@ -592,7 +592,6 @@ struct CPUMIPSState { * CP0 Register 4 */ target_ulong CP0_Context; - target_ulong CP0_KScratch[MIPS_KSCRATCH_NUM]; int32_t CP0_MemoryMapID; /* * CP0 Register 5 @@ -1003,6 +1002,7 @@ struct CPUMIPSState { * CP0 Register 31 */ int32_t CP0_DESAVE; + target_ulong CP0_KScratch[MIPS_KSCRATCH_NUM]; /* We waste some space so we can handle shadow registers like TCs. */ TCState tcs[MIPS_SHADOW_SET_MAX]; diff --git a/target/mips/translate.c b/target/mips/translate.c index a8bd08a..1aa5338 100644 --- a/target/mips/translate.c +++ b/target/mips/translate.c @@ -7582,17 +7582,17 @@ static void gen_mfc0(DisasContext *ctx, TCGv arg, int reg, int sel) break; case CP0_REGISTER_31: switch (sel) { - case 0: + case CP0_REG31__DESAVE: /* EJTAG support */ gen_mfc0_load32(arg, offsetof(CPUMIPSState, CP0_DESAVE)); register_name = "DESAVE"; break; - case 2: - case 3: - case 4: - case 5: - case 6: - case 7: + case CP0_REG31__KSCRATCH1: + case CP0_REG31__KSCRATCH2: + case CP0_REG31__KSCRATCH3: + case CP0_REG31__KSCRATCH4: + case CP0_REG31__KSCRATCH5: + case CP0_REG31__KSCRATCH6: CP0_CHECK(ctx->kscrexist & (1 << sel)); tcg_gen_ld_tl(arg, cpu_env, offsetof(CPUMIPSState, CP0_KScratch[sel-2])); @@ -8339,17 +8339,17 @@ static void gen_mtc0(DisasContext *ctx, TCGv arg, int reg, int sel) break; case CP0_REGISTER_31: switch (sel) { - case 0: + case CP0_REG31__DESAVE: /* EJTAG support */ gen_mtc0_store32(arg, offsetof(CPUMIPSState, CP0_DESAVE)); register_name = "DESAVE"; break; - case 2: - case 3: - case 4: - case 5: - case 6: - case 7: + case CP0_REG31__KSCRATCH1: + case CP0_REG31__KSCRATCH2: + case CP0_REG31__KSCRATCH3: + case CP0_REG31__KSCRATCH4: + case CP0_REG31__KSCRATCH5: + case CP0_REG31__KSCRATCH6: CP0_CHECK(ctx->kscrexist & (1 << sel)); tcg_gen_st_tl(arg, cpu_env, offsetof(CPUMIPSState, CP0_KScratch[sel-2])); @@ -9077,17 +9077,17 @@ static void gen_dmfc0(DisasContext *ctx, TCGv arg, int reg, int sel) break; case CP0_REGISTER_31: switch (sel) { - case 0: + case CP0_REG31__DESAVE: /* EJTAG support */ gen_mfc0_load32(arg, offsetof(CPUMIPSState, CP0_DESAVE)); register_name = "DESAVE"; break; - case 2: - case 3: - case 4: - case 5: - case 6: - case 7: + case CP0_REG31__KSCRATCH1: + case CP0_REG31__KSCRATCH2: + case CP0_REG31__KSCRATCH3: + case CP0_REG31__KSCRATCH4: + case CP0_REG31__KSCRATCH5: + case CP0_REG31__KSCRATCH6: CP0_CHECK(ctx->kscrexist & (1 << sel)); tcg_gen_ld_tl(arg, cpu_env, offsetof(CPUMIPSState, CP0_KScratch[sel-2])); @@ -9821,17 +9821,17 @@ static void gen_dmtc0(DisasContext *ctx, TCGv arg, int reg, int sel) break; case CP0_REGISTER_31: switch (sel) { - case 0: + case CP0_REG31__DESAVE: /* EJTAG support */ gen_mtc0_store32(arg, offsetof(CPUMIPSState, CP0_DESAVE)); register_name = "DESAVE"; break; - case 2: - case 3: - case 4: - case 5: - case 6: - case 7: + case CP0_REG31__KSCRATCH1: + case CP0_REG31__KSCRATCH2: + case CP0_REG31__KSCRATCH3: + case CP0_REG31__KSCRATCH4: + case CP0_REG31__KSCRATCH5: + case CP0_REG31__KSCRATCH6: CP0_CHECK(ctx->kscrexist & (1 << sel)); tcg_gen_st_tl(arg, cpu_env, offsetof(CPUMIPSState, CP0_KScratch[sel - 2]));