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Michael Munday 074b73b1b2 cmd/compile: fix s390x load-combining rules 
MOVD{reg,nop} operations (added in CL 36256) inserted to preserve
type information were blocking the load-combining rules. Fix this
by merging type changes into loads wherever possible.

Fixes #19059.

Change-Id: I8a1df06eb0f231b40ae43107d4a3bd0b9c441b59
Reviewed-on: https://go-review.googlesource.com/36843
Run-TryBot: Michael Munday <munday@ca.ibm.com>
Reviewed-by: Keith Randall <khr@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
 		2017-02-13 20:04:14 +00:00
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addr2line
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api api: promote next.txt to go1.8.txt, update go tool 2016-12-01 02:54:21 +00:00
asm cmd/{asm,internal/obj/s390x}, math: remove emulated float instructions 2017-02-10 16:11:25 +00:00
cgo cmd/cgo: don't track same node twice in guessKinds 2017-02-02 17:20:37 +00:00
compile cmd/compile: fix s390x load-combining rules 2017-02-13 20:04:14 +00:00
cover cmd/cover: fix spelling mistake 2016-12-20 04:45:25 +00:00
dist net: refactor poller into new internal/poll package 2017-02-13 18:36:28 +00:00
doc [dev.typealias] cmd/doc: update for type alias 2017-01-25 17:27:07 +00:00
fix
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go cmd/go: respect group sticky bit on install. 2017-02-13 19:33:36 +00:00
gofmt cmd/gofmt: fix diff on Plan 9 2017-02-08 22:29:33 +00:00
internal cmd/internal/obj/x86: add comments to wrapper prologue insertion 2017-02-11 23:38:25 +00:00
link cmd/link, crypto/tls: don't use append loops 2017-02-07 16:42:32 +00:00
nm cmd/nm: extend help text to document the flags 2017-02-11 08:47:58 +00:00
objdump cmd/objdump: disable objdump_test with external linking on GOARCH=mips{,le} 2016-12-15 00:11:51 +00:00
pack
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pprof net/http/pprof: return error when requested profile duration exceeds WriteTimeout 2017-02-08 20:23:20 +00:00
trace cmd/trace: document the final step to use pprof-like profiles 2017-02-13 18:22:00 +00:00
vendor cmd/vendor/golang.org/x/arch/ppc64/ppc64asm: skip TestObjdumpPowerManual if not ppc64x 2016-11-01 17:00:46 +00:00
vet cmd/vet: include function name or value in copylock message 2017-01-03 19:23:23 +00:00