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([94.75.70.14]) by smtp.gmail.com with ESMTPSA id t23-20020ac243b7000000b005134b126f0asm1473559lfl.110.2024.04.09.01.00.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 09 Apr 2024 01:00:17 -0700 (PDT) X-Outflank-Mailman: Message body and most headers restored to incoming version X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 3556270b-f647-11ee-843a-3f19d20e7db6 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1712649618; x=1713254418; darn=lists.xenproject.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=VcxNNAojuzG2gOvWHpoiddDVeCZsTLXWqyHvk5fToAw=; b=GZBvlE1bM+L6vMB0zE9hxQ00u7RAQYCqpyy7fKamAUc1rjbbLiKykivZL5lGt+6Il4 spqqVkL5Syrxx+W4CVt9A/6j2rIGqFpbA7v7JjFrl3NnLqWF2zRWbiF2z7Cd/i9pCf8+ 1XKYvngvt3ggySfR6/efHTmf6pYE0zpYVTqdh1rwXqTgQ16KT2rDidcUrXiqvqfmNizp Wm7oBVA9dqPHX4nQKohlCE/Ad7Pybg1EB9R8QtaBM5ipEiIfuyMezKGaKaHbV8sGVj+f xuNT3kHuZeqybBRblwXKibMl1wb3gVm0gZUhB87p08xGo2GjUs4joqbSKXekjAAg0AFi gKwQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1712649618; x=1713254418; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=VcxNNAojuzG2gOvWHpoiddDVeCZsTLXWqyHvk5fToAw=; b=gCMSh4h5ZlGhjj8abwdM/irlTNo6l3yJZixTyu1pXkUSEQqKezsBWX2p2y9YcKcEFc gm+uJ/FyKyXiq0yaldNv+Bb+5+DmCD31MW75RkEO1Zc2krnqwnzZKFCkdvpxDYNuuC4b CEucoT8T3oQhrusU/V57qOrFCH/uFKdGq1rdkbL83pEVtr5TiSdEuSWCP/5JEe2AnZd/ A51ISa4HCOL5Q/xqMf+Yba7coBVshVCf+d2IFzDwzNnNzQlc3mvfNbLs0EAKdkmRl/rj CTgyBIjPyXKdwD0jZAH7bLdqwtiuBTWUciI0P3DyKbkLZODBxDjhmSSfQ8MMf7uvAyst o/sA== X-Gm-Message-State: AOJu0YxRL2ihF1YUK6eGtgdrNR/EyzI6+nIPTB7Z20LWwjRn9T4BTZfb K9tk3oABD9ELaFei/YdvNHxe3h0FHeILopR6kxpw5Mkzw6dRzQvoig0zXwoZ X-Google-Smtp-Source: AGHT+IF0A3fsa1a4GGlNE04oi+vd/QVZ8UmhKYc1QNcrRwkkTofuSLA8gxXrwh+wzdyX50WXo1LMlw== X-Received: by 2002:a05:6512:2525:b0:515:fc44:b3f7 with SMTP id be37-20020a056512252500b00515fc44b3f7mr10784169lfb.24.1712649618012; Tue, 09 Apr 2024 01:00:18 -0700 (PDT) From: Oleksii Kurochko To: xen-devel@lists.xenproject.org Cc: Oleksii Kurochko , Alistair Francis , Bob Eshleman , Connor Davis , Andrew Cooper , George Dunlap , Jan Beulich , Julien Grall , Stefano Stabellini Subject: [PATCH] xen/riscv: check whether the assembler has Zbb extension support Date: Tue, 9 Apr 2024 10:00:14 +0200 Message-ID: <10816604a8625b5052f134e54c406fb4e7b6c898.1712649614.git.oleksii.kurochko@gmail.com> X-Mailer: git-send-email 2.44.0 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1712649642329100001 Content-Type: text/plain; charset="utf-8" Update the argument of the as-insn for the Zbb case to verify that Zbb is supported not only by a compiler, but also by an assembler. Signed-off-by: Oleksii Kurochko --- xen/arch/riscv/arch.mk | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/xen/arch/riscv/arch.mk b/xen/arch/riscv/arch.mk index 53f3575e7d..6c53953acb 100644 --- a/xen/arch/riscv/arch.mk +++ b/xen/arch/riscv/arch.mk @@ -11,7 +11,8 @@ riscv-march-$(CONFIG_RISCV_ISA_C) :=3D $(riscv-marc= h-y)c =20 riscv-generic-flags :=3D $(riscv-abi-y) -march=3D$(riscv-march-y) =20 -zbb :=3D $(call as-insn,$(CC) $(riscv-generic-flags)_zbb,"",_zbb) +zbb_insn :=3D "andn t0, t0, t0" +zbb :=3D $(call as-insn,$(CC) $(riscv-generic-flags)_zbb,${zbb_insn},_zbb) zihintpause :=3D $(call as-insn, \ $(CC) $(riscv-generic-flags)_zihintpause,"pause",_zi= hintpause) =20 --=20 2.44.0