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author	Julian Seward <jseward@acm.org>
	Thu, 2 Jan 2020 08:23:46 +0000 (09:23 +0100)
committer	Julian Seward <jseward@acm.org>
	Thu, 2 Jan 2020 08:23:46 +0000 (09:23 +0100)
commit	4eaa80103df9d1d396cc4b7427ea99faac11329d
tree	65d84765c214c96b901f007522190db9d4b0b92b	tree
parent	7239439e84881aeb1788bb31e59268533e3d78ff	commit \| diff

amd64 back end: generate 32-bit shift instructions for 32-bit IR shifts.

Until now these have been handled by possibly widening the value to 64 bits,
if necessary, followed by a 64-bit shift. That wastes instructions and code
space.

VEX/priv/host_amd64_defs.c		diff \| blob \| blame \| history
VEX/priv/host_amd64_defs.h		diff \| blob \| blame \| history
VEX/priv/host_amd64_isel.c		diff \| blob \| blame \| history

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