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[83.42.57.116]) by smtp.gmail.com with ESMTPSA id f3sm19476741wmj.24.2020.04.14.07.32.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Apr 2020 07:32:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1586874770; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=jZFQWRRmxtz/+WJb6IoMnCqiX+d+hiM5esZ7aEbtiwQ=; b=KhGVGS9TfGMu3COn6xivi7adq9AGedbCFbnkw5hhyGsPJbwlwQDVfkObWP9RkH3+ih1RQT YyFBuCsnWvCFuSaCgdBiEQ0MWDKsO4zB6ReXvqGVoZvHv5DHW7OBfdOAOGFGdnpKJS++dH Yfzat1Bs3yQXf67ECFBgmLY9kJP0/qY= X-MC-Unique: qUQHiY10NBu-t4hrxPPKOw-1 X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=HAo29GLrra0kpb4F1uXdTWM4Afqo9zSyzRKdzK333tk=; b=sZ9DykTVNzBuTbyO+dsXvJ/0K9FQxn0f8HAtVRkG1RMIMrXO0p3d8yX7ZgLcajtvOf 3/qUeaXOZqmJ11666q4Q65y5PKRXO3eiqWJMzNcysXv0zUWb1L6r3hlakyE9Vl7LusOg KvSqtMf0aBBloJ5DDKlw5xH16g0UIcNAw1TlXznT8DDmZsI6E4wRCXmTMh3p/Ro9OrF0 FPE8FVUAyKWvLn+nIa+j8xZy0/bkKT07bJu8bzpfI54Mc4mJcR2kOG5GUNlIvlO4ghQO 1v9EemJ4RJU9zeSBq2GN6xNxYshZXopkrR3TSBxkbyH1869ZhinyhX+qFkKNtxBoJCiY GCvA== X-Gm-Message-State: AGi0PuYrZtuxE8ZY/eWEORtKnziHYMGJKB+83+B186/pDfH9Kawng90j sQSchln31UCKw6i55YujV8TP47A4RUy26omhLIcFUCKJc4pAJkvUkOPFjHsXKCzRWsISOyS9eqG sMXtkpx6hSleaJaU= X-Received: by 2002:adf:a28e:: with SMTP id s14mr24415311wra.208.1586874767229; Tue, 14 Apr 2020 07:32:47 -0700 (PDT) X-Google-Smtp-Source: APiQypLHS0bba7RmEtN2KcWQoHYvsJgHuCQB69zdd8+XPbm4MFrJ7/34QQ3kTKMSoLwdTARLmYLJ7w== X-Received: by 2002:adf:a28e:: with SMTP id s14mr24415298wra.208.1586874767069; Tue, 14 Apr 2020 07:32:47 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Subject: [PATCH-for-5.0 v2 1/2] gdbstub: Introduce gdb_get_float32() to get 32-bit float registers Date: Tue, 14 Apr 2020 16:32:39 +0200 Message-Id: <20200414143240.21764-2-philmd@redhat.com> X-Mailer: git-send-email 2.21.1 In-Reply-To: <20200414143240.21764-1-philmd@redhat.com> References: <20200414143240.21764-1-philmd@redhat.com> MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 205.139.110.61 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: Peter Maydell , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Laurent Vivier , qemu-ppc@nongnu.org, =?UTF-8?q?Alex=20Benn=C3=A9e?= , Aurelien Jarno , David Gibson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8"; text/plain; charset="utf-8" Since we now use a GByteArray, we can not use stfl_p() directly. Introduce the gdb_get_float32() helper to load a float32 register. Fixes: a010bdbe719 ("extend GByteArray to read register helpers") Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Richard Henderson --- include/exec/gdbstub.h | 12 ++++++++++++ target/sh4/gdbstub.c | 6 ++---- 2 files changed, 14 insertions(+), 4 deletions(-) diff --git a/include/exec/gdbstub.h b/include/exec/gdbstub.h index b52d9933ee..3caca99416 100644 --- a/include/exec/gdbstub.h +++ b/include/exec/gdbstub.h @@ -125,6 +125,18 @@ static inline int gdb_get_reg128(GByteArray *buf, uint= 64_t val_hi, return 16; } =20 +static inline int gdb_get_float32(GByteArray *array, float32 val) +{ + uint8_t buf[4]; + + QEMU_BUILD_BUG_ON(sizeof(CPU_FloatU) !=3D sizeof(buf)); + + stfl_p(buf, val); + g_byte_array_append(array, buf, sizeof(buf)); + + return sizeof(buf); +} + static inline int gdb_get_zeroes(GByteArray *array, size_t len) { for (size_t i =3D 0; i < len; i++) { diff --git a/target/sh4/gdbstub.c b/target/sh4/gdbstub.c index 49fc4a0cc6..34ad3ca050 100644 --- a/target/sh4/gdbstub.c +++ b/target/sh4/gdbstub.c @@ -58,11 +58,9 @@ int superh_cpu_gdb_read_register(CPUState *cs, GByteArra= y *mem_buf, int n) return gdb_get_regl(mem_buf, env->fpscr); case 25 ... 40: if (env->fpscr & FPSCR_FR) { - stfl_p(mem_buf, env->fregs[n - 9]); - } else { - stfl_p(mem_buf, env->fregs[n - 25]); + return gdb_get_float32(mem_buf, env->fregs[n - 9]); } - return 4; + return gdb_get_float32(mem_buf, env->fregs[n - 25]); case 41: return gdb_get_regl(mem_buf, env->ssr); case 42: --=20 2.21.1 From nobody Thu May 16 22:27:07 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1586882151; cv=none; d=zohomail.com; s=zohoarc; b=fnDgJW6y5t19CjhieovoLqb4vFU8fd/ufRlpraNN34WaFCyrws6rbCD0GrscXM1RmU5P6dMBpTtXc1idVaL3DrzupTkrMCXUtBEo5CSdCKDkGd3k8Ptsa6S1PE1I88MnmD9nd4RSgn0K5RYVfjJUfuy7psjVQO5qeYWufpgpeOc= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1586882151; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=usud7HQtWcVJijpTkz2PO4OweNTy74ApJTA60pfgfLM=; b=g4O7evmylAsVdkIhpzpYXpYlywSy+5Zusb7jxNlf3nYvBtgEJwBEsk/whaCKUKP6tCHOKyUA2NX6ytW5Hxw0lf4/I8dX81ezJsD4+u5NQp1yPwcbX65/dDmKyoV4NLxgqKGh+GEJ00Q+XOpV8MNUIeTsg+yfGyvLIJ1r+T/zVRo= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1586882151781577.7437402237879; Tue, 14 Apr 2020 09:35:51 -0700 (PDT) Received: from localhost ([::1]:34320 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jOOXO-0004gt-Hc for importer@patchew.org; Tue, 14 Apr 2020 12:35:50 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:52117) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jOOPc-0007ql-3T for qemu-devel@nongnu.org; Tue, 14 Apr 2020 12:27:49 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1jOOPa-0007hC-Kn for qemu-devel@nongnu.org; Tue, 14 Apr 2020 12:27:47 -0400 Received: from us-smtp-1.mimecast.com ([207.211.31.81]:45898 helo=us-smtp-delivery-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1jOMcQ-0008Qd-TP for qemu-devel@nongnu.org; Tue, 14 Apr 2020 10:32:54 -0400 Received: from mail-wr1-f72.google.com (mail-wr1-f72.google.com [209.85.221.72]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-415-3QdrhU5nOTm36XNY5UTgbw-1; Tue, 14 Apr 2020 10:32:53 -0400 Received: by mail-wr1-f72.google.com with SMTP id s11so3916729wru.6 for ; Tue, 14 Apr 2020 07:32:52 -0700 (PDT) Received: from x1w.redhat.com (116.red-83-42-57.dynamicip.rima-tde.net. [83.42.57.116]) by smtp.gmail.com with ESMTPSA id q187sm19020295wma.41.2020.04.14.07.32.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Apr 2020 07:32:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1586874774; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=usud7HQtWcVJijpTkz2PO4OweNTy74ApJTA60pfgfLM=; b=DFhOGUfOTTJP6d9KA3XWjHzbqZGTM6T3mf9pEpeSwxA6BkKO3zIBPrkDTmzG/OOuJ8mxlw atbj152AKAA3NuAPZSo7Hk9SuHaKL7Ql1ALE3Kax+c0PQfbkWiLmPtBqe7auQjYFH6kSJf ALlckXLfw6h5bOYnNNgw4G4/YywzRH8= X-MC-Unique: 3QdrhU5nOTm36XNY5UTgbw-1 X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=DlcgVz7EPaAP2AnC9Mg/H61s7VGki7VELu66pHcsX8M=; b=p2z3cX35rOiHhWn/AdfJEuzQj7F7OZ09QP3Q1Vcrg2QkYykhsSSyYpaDxwGzIRf5kb ALdePEFWg8rHTmV6sgNirTlv4iSgU7cwn2asJsKF6P4abnS0EN+UpRjouVaDhyye9KzM G8PnNMwIPYewLKu/6jBytBKDSg05x/82+73syCN/N3096zeIJrBYhEJqOX8VLRdQayBD NAe/6Tzs9ZkUdtgnlOG/MuUU7/kSfYuAsWyLKQ+J5UYRjlGS11ZkMKW3SasQ4FvqKos3 1N0saI4sa6+TOVifuYTDqUr5W4NOZT647/lzEsqkowrge/RfkdciXy3HyES4YoWhlYvJ wLiw== X-Gm-Message-State: AGi0PubUS1a8NTtCckdNrv61lcSJzSV0z2QgofCT8Rc6C5KgYMig3H/J FmFcwjMlay9GKz7LJu7FJm3QZocQDaZSD7pQW0iE1M7fhtuQnzXqj8yc3+/vDrRinLa0fXq31WK GGTawKYrR15NkVE8= X-Received: by 2002:adf:cd0b:: with SMTP id w11mr23395490wrm.161.1586874771788; Tue, 14 Apr 2020 07:32:51 -0700 (PDT) X-Google-Smtp-Source: APiQypLziDO4Yb83DWlpveulj3lVb9bkkfCKws6I53ZNVAwfcHGSn8jSeivxZ0iY1ozoLCkfoEg+Gw== X-Received: by 2002:adf:cd0b:: with SMTP id w11mr23395478wrm.161.1586874771613; Tue, 14 Apr 2020 07:32:51 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Subject: [PATCH-for-5.0 v2 2/2] gdbstub: Introduce gdb_get_float64() to get 64-bit float registers Date: Tue, 14 Apr 2020 16:32:40 +0200 Message-Id: <20200414143240.21764-3-philmd@redhat.com> X-Mailer: git-send-email 2.21.1 In-Reply-To: <20200414143240.21764-1-philmd@redhat.com> References: <20200414143240.21764-1-philmd@redhat.com> MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 207.211.31.81 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: Peter Maydell , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Laurent Vivier , qemu-ppc@nongnu.org, =?UTF-8?q?Alex=20Benn=C3=A9e?= , Aurelien Jarno , David Gibson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8"; text/plain; charset="utf-8" When converted to use GByteArray in commits 462474d760c and a010bdbe719, the call to stfq_p() was removed. This call serialize a float. Since we now use a GByteArray, we can not use stfq_p() directly. Introduce the gdb_get_float64() helper to load a float64 register. Fixes: 462474d760c ("target/m68k: use gdb_get_reg helpers") Fixes: a010bdbe719 ("extend GByteArray to read register helpers") Signed-off-by: Philippe Mathieu-Daud=C3=A9 --- include/exec/gdbstub.h | 12 ++++++++++++ target/m68k/helper.c | 3 ++- target/ppc/gdbstub.c | 4 ++-- target/ppc/translate_init.inc.c | 2 +- 4 files changed, 17 insertions(+), 4 deletions(-) diff --git a/include/exec/gdbstub.h b/include/exec/gdbstub.h index 3caca99416..ef88cefbf6 100644 --- a/include/exec/gdbstub.h +++ b/include/exec/gdbstub.h @@ -137,6 +137,18 @@ static inline int gdb_get_float32(GByteArray *array, f= loat32 val) return sizeof(buf); } =20 +static inline int gdb_get_float64(GByteArray *array, float64 val) +{ + uint8_t buf[8]; + + QEMU_BUILD_BUG_ON(sizeof(CPU_DoubleU) !=3D sizeof(buf)); + + stfq_p(buf, val); + g_byte_array_append(array, buf, sizeof(buf)); + + return sizeof(buf); +} + static inline int gdb_get_zeroes(GByteArray *array, size_t len) { for (size_t i =3D 0; i < len; i++) { diff --git a/target/m68k/helper.c b/target/m68k/helper.c index 014657c637..cc80b48dda 100644 --- a/target/m68k/helper.c +++ b/target/m68k/helper.c @@ -72,7 +72,8 @@ static int cf_fpu_gdb_get_reg(CPUM68KState *env, GByteArr= ay *mem_buf, int n) { if (n < 8) { float_status s; - return gdb_get_reg64(mem_buf, floatx80_to_float64(env->fregs[n].d,= &s)); + return gdb_get_float64(mem_buf, + floatx80_to_float64(env->fregs[n].d, &s)); } switch (n) { case 8: /* fpcontrol */ diff --git a/target/ppc/gdbstub.c b/target/ppc/gdbstub.c index eb362dd9ae..5c11c88b2a 100644 --- a/target/ppc/gdbstub.c +++ b/target/ppc/gdbstub.c @@ -130,7 +130,7 @@ int ppc_cpu_gdb_read_register(CPUState *cs, GByteArray = *buf, int n) gdb_get_regl(buf, env->gpr[n]); } else if (n < 64) { /* fprs */ - gdb_get_reg64(buf, *cpu_fpr_ptr(env, n - 32)); + gdb_get_float64(buf, *cpu_fpr_ptr(env, n - 32)); } else { switch (n) { case 64: @@ -184,7 +184,7 @@ int ppc_cpu_gdb_read_register_apple(CPUState *cs, GByte= Array *buf, int n) gdb_get_reg64(buf, env->gpr[n]); } else if (n < 64) { /* fprs */ - gdb_get_reg64(buf, *cpu_fpr_ptr(env, n - 32)); + gdb_get_float64(buf, *cpu_fpr_ptr(env, n - 32)); } else if (n < 96) { /* Altivec */ gdb_get_reg64(buf, n - 64); diff --git a/target/ppc/translate_init.inc.c b/target/ppc/translate_init.in= c.c index e853164a86..d825cb5975 100644 --- a/target/ppc/translate_init.inc.c +++ b/target/ppc/translate_init.inc.c @@ -9881,7 +9881,7 @@ static int gdb_get_float_reg(CPUPPCState *env, GByteA= rray *buf, int n) { uint8_t *mem_buf; if (n < 32) { - gdb_get_reg64(buf, *cpu_fpr_ptr(env, n)); + gdb_get_float64(buf, *cpu_fpr_ptr(env, n)); mem_buf =3D gdb_get_reg_ptr(buf, 8); ppc_maybe_bswap_register(env, mem_buf, 8); return 8; --=20 2.21.1