From 31d414d649b289ff9d1e048c41554298d1094fd3 Mon Sep 17 00:00:00 2001 From: Eduardo Habkost Date: Wed, 2 Dec 2015 13:51:53 -0200 Subject: target-i386: Define MMREG_UNION macro This will simplify the definitions of ZMMReg and MMXReg. Reviewed-by: Richard Henderson Signed-off-by: Eduardo Habkost --- target-i386/cpu.h | 27 +++++++++++---------------- 1 file changed, 11 insertions(+), 16 deletions(-) (limited to 'target-i386/cpu.h') diff --git a/target-i386/cpu.h b/target-i386/cpu.h index b41ce821c5..70cf66de39 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; -- cgit v1.2.3