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[97.113.8.179]) by smtp.gmail.com with ESMTPSA id q78-v6sm9674103pfi.185.2018.08.08.20.40.49 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 08 Aug 2018 20:40:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=0FcppwMQ/VVPQuPzY24/U6P82x5KiB0C2CbAGzzrE6M=; b=S7aUEd8E98RC6F4SCcmW7rtz+ScXjJ7QNFP2Q/byL5piRugE/64bj9hfQyNmRHKl7d CUgQpXtRZdfTODq8DIqFxQyPBHEqGCPiXBE04SMAGdTyXz2PlaDRfsOZGi0mz/NxXfjb 4h/OXJjTUgoNIA97CT95XvbJxDjHxsiuPwizI= 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; bh=0FcppwMQ/VVPQuPzY24/U6P82x5KiB0C2CbAGzzrE6M=; b=YHNSd4KpA/x9CssaRWv7id6QKHQ13ZD30RDQnWSqakQ4y/y1nAsTSg/hA1ijKcajGW hjEHBIsxVYoZh/wzAAXUuiWcrUD686P7+FN6yPlg9ELjd3srweKxzSaIh5hMSz1TJQ7l HdxbaNXzi9Bg+of/EyoPW6gxh5WzDm01mbV3MijpJDU79c0gtNC6vQh4B6LUsjI0NvNP X0aTfe0YEznULpVkF9k4McyFxiXhbbD/8OmhdLw38CevRed8p8GhaWQeeGtHkLvdLJTQ ZvFFIftDS3kSfK5/l62iepvXd5brlsL5ctjyMFn8JXwrOY9TYIK3SpQroAirQvdnLp0V PV0Q== X-Gm-Message-State: AOUpUlH+cTRPuI82iLN5aZ9A7GBWdgcl1kw37e2YOgTm9P0EKsvsHR/N 9jtUCm6tOK82Dqs4GLDja8b1lJ0gci0= X-Google-Smtp-Source: AA+uWPxX/O00T9eQSWIybjd32/RgJkayGEo8sdblVOlQVrvxeIw3nSccJeBOSzWvNgiYDqDfaXAmyQ== X-Received: by 2002:a17:902:2e83:: with SMTP id r3-v6mr431443plb.80.1533786050462; Wed, 08 Aug 2018 20:40:50 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Date: Wed, 8 Aug 2018 20:40:32 -0700 Message-Id: <20180809034033.10579-11-richard.henderson@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180809034033.10579-1-richard.henderson@linaro.org> References: <20180809034033.10579-1-richard.henderson@linaro.org> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:400e:c01::232 Subject: [Qemu-devel] [PATCH 10/11] target/arm: Dump SVE state if enabled X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: laurent.desnogues@gmail.com, peter.maydell@linaro.org, alex.bennee@linaro.org, qemu-stable@nongnu.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZohoMail: RDMRC_1 RDKM_2 RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Also fold the FPCR/FPSR state onto the same line as PSTATE, and mention but do not dump disabled FPU state. Cc: qemu-stable@nongnu.org (3.0.1) Signed-off-by: Richard Henderson Reviewed-by: Alex Benn=C3=A9e Tested-by: Alex Benn=C3=A9e --- target/arm/translate-a64.c | 95 +++++++++++++++++++++++++++++++++----- 1 file changed, 83 insertions(+), 12 deletions(-) diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c index 358f169c75..b29dc49c4f 100644 --- a/target/arm/translate-a64.c +++ b/target/arm/translate-a64.c @@ -152,8 +152,7 @@ void aarch64_cpu_dump_state(CPUState *cs, FILE *f, } else { ns_status =3D ""; } - - cpu_fprintf(f, "\nPSTATE=3D%08x %c%c%c%c %sEL%d%c\n", + cpu_fprintf(f, "PSTATE=3D%08x %c%c%c%c %sEL%d%c", psr, psr & PSTATE_N ? 'N' : '-', psr & PSTATE_Z ? 'Z' : '-', @@ -163,17 +162,89 @@ void aarch64_cpu_dump_state(CPUState *cs, FILE *f, el, psr & PSTATE_SP ? 'h' : 't'); =20 - if (flags & CPU_DUMP_FPU) { - int numvfpregs =3D 32; - for (i =3D 0; i < numvfpregs; i++) { - uint64_t *q =3D aa64_vfp_qreg(env, i); - uint64_t vlo =3D q[0]; - uint64_t vhi =3D q[1]; - cpu_fprintf(f, "q%02d=3D%016" PRIx64 ":%016" PRIx64 "%c", - i, vhi, vlo, (i & 1 ? '\n' : ' ')); + if (!(flags & CPU_DUMP_FPU)) { + cpu_fprintf(f, "\n"); + return; + } + cpu_fprintf(f, " FPCR=3D%08x FPSR=3D%08x\n", + vfp_get_fpcr(env), vfp_get_fpsr(env)); + + if (arm_feature(env, ARM_FEATURE_SVE)) { + int j, zcr_len =3D env->vfp.zcr_el[1] & 0xf; /* fix for system mod= e */ + + for (i =3D 0; i <=3D FFR_PRED_NUM; i++) { + bool eol; + if (i =3D=3D FFR_PRED_NUM) { + cpu_fprintf(f, "FFR=3D"); + /* It's last, so end the line. */ + eol =3D true; + } else { + cpu_fprintf(f, "P%02d=3D", i); + switch (zcr_len) { + case 0: + eol =3D i % 8 =3D=3D 7; + break; + case 1: + eol =3D i % 6 =3D=3D 5; + break; + case 2: + case 3: + eol =3D i % 3 =3D=3D 2; + break; + default: + /* More than one quadword per predicate. */ + eol =3D true; + break; + } + } + for (j =3D zcr_len / 4; j >=3D 0; j--) { + int digits; + if (j * 4 + 4 <=3D zcr_len + 1) { + digits =3D 16; + } else { + digits =3D (zcr_len % 4 + 1) * 4; + } + cpu_fprintf(f, "%0*" PRIx64 "%s", digits, + env->vfp.pregs[i].p[j], + j ? ":" : eol ? "\n" : " "); + } + } + + for (i =3D 0; i < 32; i++) { + if (zcr_len =3D=3D 0) { + cpu_fprintf(f, "Z%02d=3D%016" PRIx64 ":%016" PRIx64 "%s", + i, env->vfp.zregs[i].d[1], + env->vfp.zregs[i].d[0], i & 1 ? "\n" : " "); + } else if (zcr_len =3D=3D 1) { + cpu_fprintf(f, "Z%02d=3D%016" PRIx64 ":%016" PRIx64 + ":%016" PRIx64 ":%016" PRIx64 "\n", + i, env->vfp.zregs[i].d[3], env->vfp.zregs[i].d= [2], + env->vfp.zregs[i].d[1], env->vfp.zregs[i].d[0]= ); + } else { + for (j =3D zcr_len; j >=3D 0; j--) { + bool odd =3D (zcr_len - j) % 2 !=3D 0; + if (j =3D=3D zcr_len) { + cpu_fprintf(f, "Z%02d[%x-%x]=3D", i, j, j - 1); + } else if (!odd) { + if (j > 0) { + cpu_fprintf(f, " [%x-%x]=3D", j, j - 1); + } else { + cpu_fprintf(f, " [%x]=3D", j); + } + } + cpu_fprintf(f, "%016" PRIx64 ":%016" PRIx64 "%s", + env->vfp.zregs[i].d[j * 2 + 1], + env->vfp.zregs[i].d[j * 2], + odd || j =3D=3D 0 ? "\n" : ":"); + } + } + } + } else { + for (i =3D 0; i < 32; i++) { + uint64_t *q =3D aa64_vfp_qreg(env, i); + cpu_fprintf(f, "Q%02d=3D%016" PRIx64 ":%016" PRIx64 "%s", + i, q[1], q[0], (i & 1 ? "\n" : " ")); } - cpu_fprintf(f, "FPCR: %08x FPSR: %08x\n", - vfp_get_fpcr(env), vfp_get_fpsr(env)); } } =20 --=20 2.17.1