cmd/compile: use MOVQ + MOVL for 11 byte moves
Instead of using two MOVQ, use a shorter MOVL for the remaining 3 bytes.
compilecmp (linux/amd64):
runtime/pprof
runtime/pprof.printCountProfile.func1 875 -> 869 (-0.69%)
fmt [cmd/compile]
fmt.Sprintf 5009 -> 4977 (-0.64%)
runtime/pprof [cmd/compile]
runtime/pprof.printCountProfile.func1 875 -> 869 (-0.69%)
cmd/vendor/github.com/ianlancetaylor/demangle
cmd/vendor/github.com/ianlancetaylor/demangle.(*GlobalCDtor).print 957 -> 938 (-1.99%)
cmd/vendor/github.com/ianlancetaylor/demangle.(*ImaginaryType).printInner 270 -> 261 (-3.33%)
cmd/vendor/github.com/ianlancetaylor/demangle.(*TemplateTemplateParam).print 876 -> 874 (-0.23%)
cmd/cgo/internal/test
cmd/cgo/internal/test.test18146.func1 73 -> 66 (-9.59%)
cmd/go/internal/work
cmd/go/internal/work.(*Builder).gccSupportsFlag 3469 -> 3461 (-0.23%)
file before after Δ %
runtime/pprof.s 79729 79723 -6 -0.008%
fmt [cmd/compile].s 83679 83647 -32 -0.038%
runtime/pprof [cmd/compile].s 79729 79723 -6 -0.008%
cmd/vendor/github.com/ianlancetaylor/demangle.s 254999 254969 -30 -0.012%
cmd/cgo/internal/test.s 212272 212265 -7 -0.003%
cmd/go/internal/work.s 287700 287692 -8 -0.003%
cmd/compile/internal/ssa.s
3193233 3193553 +320 +0.010%
cmd/compile/internal/ssa [cmd/compile].s
3362126 3362446 +320 +0.010%
total
30810158 30810709 +551 +0.002%
Change-Id: Iad09a42fb247c85ca1c649c367aaf75a620dbbc5
Reviewed-on: https://go-review.googlesource.com/c/go/+/521475
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
Run-TryBot: Jakub Ciolek <jakub@ciolek.dev>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Keith Randall <khr@golang.org>
Auto-Submit: Matthew Dempsky <mdempsky@google.com>
Reviewed-by: Keith Randall <khr@google.com>