From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:55451) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1a49hV-00022n-23 for qemu-devel@nongnu.org; Wed, 02 Dec 2015 10:52:13 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1a49hR-0003a5-HJ for qemu-devel@nongnu.org; Wed, 02 Dec 2015 10:52:12 -0500 Received: from mx1.redhat.com ([209.132.183.28]:48217) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1a49hR-0003Zw-CS for qemu-devel@nongnu.org; Wed, 02 Dec 2015 10:52:09 -0500 From: Eduardo Habkost Date: Wed, 2 Dec 2015 13:51:53 -0200 Message-Id: <1449071514-22867-2-git-send-email-ehabkost@redhat.com> In-Reply-To: <1449071514-22867-1-git-send-email-ehabkost@redhat.com> References: <1449071514-22867-1-git-send-email-ehabkost@redhat.com> Subject: [Qemu-devel] [PATCH v2 1/2] target-i386: Define MMREG_UNION macro List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Paolo Bonzini , Richard Henderson This will simplify the definitions of ZMMReg and MMXReg. Signed-off-by: Eduardo Habkost --- Changes v1 -> v2: * Change MMREG_UNION argument to be number of bits --- target-i386/cpu.h | 27 +++++++++++---------------- 1 file changed, 11 insertions(+), 16 deletions(-) diff --git a/target-i386/cpu.h b/target-i386/cpu.h index e8e99e2..ab3ae5b 100644 --- a/target-i386/cpu.h +++ b/target-i386/cpu.h @@ -725,23 +725,18 @@ typedef struct SegmentCache { uint32_t flags; } SegmentCache; -typedef union { - uint8_t _b[64]; - uint16_t _w[32]; - uint32_t _l[16]; - uint64_t _q[8]; - float32 _s[16]; - float64 _d[8]; -} ZMMReg; +#define MMREG_UNION(bits) \ + union { \ + uint8_t _b[(bits)/8]; \ + uint16_t _w[(bits)/16]; \ + uint32_t _l[(bits)/32]; \ + uint64_t _q[(bits)/64]; \ + float32 _s[(bits)/32]; \ + float64 _d[(bits)/64]; \ + } -typedef union { - uint8_t _b[8]; - uint16_t _w[4]; - uint32_t _l[2]; - uint64_t _q[1]; - float32 _s[2]; - float64 _d[1]; -} MMXReg; +typedef MMREG_UNION(512) ZMMReg; +typedef MMREG_UNION(64) MMXReg; typedef struct BNDReg { uint64_t lb; -- 2.1.0