test: port a nil-check interface test from asm_test

Change-Id: I69c1688506d1aeca655047acf35d1bff966fc01e
Reviewed-on: https://go-review.googlesource.com/98442
Run-TryBot: Giovanni Bajo <rasky@develer.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Keith Randall <khr@golang.org>

src/cmd/compile/internal/gc/asm_test.go

@@ -1293,537 +1293,6 @@ var linuxAMD64Tests = []*asmTest{
 		`,
 		neg: []string{"memmove"},
 	},
-	// Nil checks before calling interface methods
-	{
-		fn: `
-		type I interface {
-			foo000()
-			foo001()
-			foo002()
-			foo003()
-			foo004()
-			foo005()
-			foo006()
-			foo007()
-			foo008()
-			foo009()
-			foo010()
-			foo011()
-			foo012()
-			foo013()
-			foo014()
-			foo015()
-			foo016()
-			foo017()
-			foo018()
-			foo019()
-			foo020()
-			foo021()
-			foo022()
-			foo023()
-			foo024()
-			foo025()
-			foo026()
-			foo027()
-			foo028()
-			foo029()
-			foo030()
-			foo031()
-			foo032()
-			foo033()
-			foo034()
-			foo035()
-			foo036()
-			foo037()
-			foo038()
-			foo039()
-			foo040()
-			foo041()
-			foo042()
-			foo043()
-			foo044()
-			foo045()
-			foo046()
-			foo047()
-			foo048()
-			foo049()
-			foo050()
-			foo051()
-			foo052()
-			foo053()
-			foo054()
-			foo055()
-			foo056()
-			foo057()
-			foo058()
-			foo059()
-			foo060()
-			foo061()
-			foo062()
-			foo063()
-			foo064()
-			foo065()
-			foo066()
-			foo067()
-			foo068()
-			foo069()
-			foo070()
-			foo071()
-			foo072()
-			foo073()
-			foo074()
-			foo075()
-			foo076()
-			foo077()
-			foo078()
-			foo079()
-			foo080()
-			foo081()
-			foo082()
-			foo083()
-			foo084()
-			foo085()
-			foo086()
-			foo087()
-			foo088()
-			foo089()
-			foo090()
-			foo091()
-			foo092()
-			foo093()
-			foo094()
-			foo095()
-			foo096()
-			foo097()
-			foo098()
-			foo099()
-			foo100()
-			foo101()
-			foo102()
-			foo103()
-			foo104()
-			foo105()
-			foo106()
-			foo107()
-			foo108()
-			foo109()
-			foo110()
-			foo111()
-			foo112()
-			foo113()
-			foo114()
-			foo115()
-			foo116()
-			foo117()
-			foo118()
-			foo119()
-			foo120()
-			foo121()
-			foo122()
-			foo123()
-			foo124()
-			foo125()
-			foo126()
-			foo127()
-			foo128()
-			foo129()
-			foo130()
-			foo131()
-			foo132()
-			foo133()
-			foo134()
-			foo135()
-			foo136()
-			foo137()
-			foo138()
-			foo139()
-			foo140()
-			foo141()
-			foo142()
-			foo143()
-			foo144()
-			foo145()
-			foo146()
-			foo147()
-			foo148()
-			foo149()
-			foo150()
-			foo151()
-			foo152()
-			foo153()
-			foo154()
-			foo155()
-			foo156()
-			foo157()
-			foo158()
-			foo159()
-			foo160()
-			foo161()
-			foo162()
-			foo163()
-			foo164()
-			foo165()
-			foo166()
-			foo167()
-			foo168()
-			foo169()
-			foo170()
-			foo171()
-			foo172()
-			foo173()
-			foo174()
-			foo175()
-			foo176()
-			foo177()
-			foo178()
-			foo179()
-			foo180()
-			foo181()
-			foo182()
-			foo183()
-			foo184()
-			foo185()
-			foo186()
-			foo187()
-			foo188()
-			foo189()
-			foo190()
-			foo191()
-			foo192()
-			foo193()
-			foo194()
-			foo195()
-			foo196()
-			foo197()
-			foo198()
-			foo199()
-			foo200()
-			foo201()
-			foo202()
-			foo203()
-			foo204()
-			foo205()
-			foo206()
-			foo207()
-			foo208()
-			foo209()
-			foo210()
-			foo211()
-			foo212()
-			foo213()
-			foo214()
-			foo215()
-			foo216()
-			foo217()
-			foo218()
-			foo219()
-			foo220()
-			foo221()
-			foo222()
-			foo223()
-			foo224()
-			foo225()
-			foo226()
-			foo227()
-			foo228()
-			foo229()
-			foo230()
-			foo231()
-			foo232()
-			foo233()
-			foo234()
-			foo235()
-			foo236()
-			foo237()
-			foo238()
-			foo239()
-			foo240()
-			foo241()
-			foo242()
-			foo243()
-			foo244()
-			foo245()
-			foo246()
-			foo247()
-			foo248()
-			foo249()
-			foo250()
-			foo251()
-			foo252()
-			foo253()
-			foo254()
-			foo255()
-			foo256()
-			foo257()
-			foo258()
-			foo259()
-			foo260()
-			foo261()
-			foo262()
-			foo263()
-			foo264()
-			foo265()
-			foo266()
-			foo267()
-			foo268()
-			foo269()
-			foo270()
-			foo271()
-			foo272()
-			foo273()
-			foo274()
-			foo275()
-			foo276()
-			foo277()
-			foo278()
-			foo279()
-			foo280()
-			foo281()
-			foo282()
-			foo283()
-			foo284()
-			foo285()
-			foo286()
-			foo287()
-			foo288()
-			foo289()
-			foo290()
-			foo291()
-			foo292()
-			foo293()
-			foo294()
-			foo295()
-			foo296()
-			foo297()
-			foo298()
-			foo299()
-			foo300()
-			foo301()
-			foo302()
-			foo303()
-			foo304()
-			foo305()
-			foo306()
-			foo307()
-			foo308()
-			foo309()
-			foo310()
-			foo311()
-			foo312()
-			foo313()
-			foo314()
-			foo315()
-			foo316()
-			foo317()
-			foo318()
-			foo319()
-			foo320()
-			foo321()
-			foo322()
-			foo323()
-			foo324()
-			foo325()
-			foo326()
-			foo327()
-			foo328()
-			foo329()
-			foo330()
-			foo331()
-			foo332()
-			foo333()
-			foo334()
-			foo335()
-			foo336()
-			foo337()
-			foo338()
-			foo339()
-			foo340()
-			foo341()
-			foo342()
-			foo343()
-			foo344()
-			foo345()
-			foo346()
-			foo347()
-			foo348()
-			foo349()
-			foo350()
-			foo351()
-			foo352()
-			foo353()
-			foo354()
-			foo355()
-			foo356()
-			foo357()
-			foo358()
-			foo359()
-			foo360()
-			foo361()
-			foo362()
-			foo363()
-			foo364()
-			foo365()
-			foo366()
-			foo367()
-			foo368()
-			foo369()
-			foo370()
-			foo371()
-			foo372()
-			foo373()
-			foo374()
-			foo375()
-			foo376()
-			foo377()
-			foo378()
-			foo379()
-			foo380()
-			foo381()
-			foo382()
-			foo383()
-			foo384()
-			foo385()
-			foo386()
-			foo387()
-			foo388()
-			foo389()
-			foo390()
-			foo391()
-			foo392()
-			foo393()
-			foo394()
-			foo395()
-			foo396()
-			foo397()
-			foo398()
-			foo399()
-			foo400()
-			foo401()
-			foo402()
-			foo403()
-			foo404()
-			foo405()
-			foo406()
-			foo407()
-			foo408()
-			foo409()
-			foo410()
-			foo411()
-			foo412()
-			foo413()
-			foo414()
-			foo415()
-			foo416()
-			foo417()
-			foo418()
-			foo419()
-			foo420()
-			foo421()
-			foo422()
-			foo423()
-			foo424()
-			foo425()
-			foo426()
-			foo427()
-			foo428()
-			foo429()
-			foo430()
-			foo431()
-			foo432()
-			foo433()
-			foo434()
-			foo435()
-			foo436()
-			foo437()
-			foo438()
-			foo439()
-			foo440()
-			foo441()
-			foo442()
-			foo443()
-			foo444()
-			foo445()
-			foo446()
-			foo447()
-			foo448()
-			foo449()
-			foo450()
-			foo451()
-			foo452()
-			foo453()
-			foo454()
-			foo455()
-			foo456()
-			foo457()
-			foo458()
-			foo459()
-			foo460()
-			foo461()
-			foo462()
-			foo463()
-			foo464()
-			foo465()
-			foo466()
-			foo467()
-			foo468()
-			foo469()
-			foo470()
-			foo471()
-			foo472()
-			foo473()
-			foo474()
-			foo475()
-			foo476()
-			foo477()
-			foo478()
-			foo479()
-			foo480()
-			foo481()
-			foo482()
-			foo483()
-			foo484()
-			foo485()
-			foo486()
-			foo487()
-			foo488()
-			foo489()
-			foo490()
-			foo491()
-			foo492()
-			foo493()
-			foo494()
-			foo495()
-			foo496()
-			foo497()
-			foo498()
-			foo499()
-			foo500()
-			foo501()
-			foo502()
-			foo503()
-			foo504()
-			foo505()
-			foo506()
-			foo507()
-			foo508()
-			foo509()
-			foo510()
-			foo511()
-		}
-		func $(i I) {
-			i.foo511()
-		}
-		`,
-		pos: []string{"TESTB"},
-	},
-	{
-		fn: `
-		func $(i I) {
-			i.foo001()
-		}
-		`,
-		neg: []string{"TESTB"},
-	},
 	{
 		fn: `
 		func $(p int, q *int) bool {

test/codegen/issue22703.go

+// asmcheck
+
+// Copyright 2018 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package codegen
+
+type I interface {
+	foo000()
+	foo001()
+	foo002()
+	foo003()
+	foo004()
+	foo005()
+	foo006()
+	foo007()
+	foo008()
+	foo009()
+	foo010()
+	foo011()
+	foo012()
+	foo013()
+	foo014()
+	foo015()
+	foo016()
+	foo017()
+	foo018()
+	foo019()
+	foo020()
+	foo021()
+	foo022()
+	foo023()
+	foo024()
+	foo025()
+	foo026()
+	foo027()
+	foo028()
+	foo029()
+	foo030()
+	foo031()
+	foo032()
+	foo033()
+	foo034()
+	foo035()
+	foo036()
+	foo037()
+	foo038()
+	foo039()
+	foo040()
+	foo041()
+	foo042()
+	foo043()
+	foo044()
+	foo045()
+	foo046()
+	foo047()
+	foo048()
+	foo049()
+	foo050()
+	foo051()
+	foo052()
+	foo053()
+	foo054()
+	foo055()
+	foo056()
+	foo057()
+	foo058()
+	foo059()
+	foo060()
+	foo061()
+	foo062()
+	foo063()
+	foo064()
+	foo065()
+	foo066()
+	foo067()
+	foo068()
+	foo069()
+	foo070()
+	foo071()
+	foo072()
+	foo073()
+	foo074()
+	foo075()
+	foo076()
+	foo077()
+	foo078()
+	foo079()
+	foo080()
+	foo081()
+	foo082()
+	foo083()
+	foo084()
+	foo085()
+	foo086()
+	foo087()
+	foo088()
+	foo089()
+	foo090()
+	foo091()
+	foo092()
+	foo093()
+	foo094()
+	foo095()
+	foo096()
+	foo097()
+	foo098()
+	foo099()
+	foo100()
+	foo101()
+	foo102()
+	foo103()
+	foo104()
+	foo105()
+	foo106()
+	foo107()
+	foo108()
+	foo109()
+	foo110()
+	foo111()
+	foo112()
+	foo113()
+	foo114()
+	foo115()
+	foo116()
+	foo117()
+	foo118()
+	foo119()
+	foo120()
+	foo121()
+	foo122()
+	foo123()
+	foo124()
+	foo125()
+	foo126()
+	foo127()
+	foo128()
+	foo129()
+	foo130()
+	foo131()
+	foo132()
+	foo133()
+	foo134()
+	foo135()
+	foo136()
+	foo137()
+	foo138()
+	foo139()
+	foo140()
+	foo141()
+	foo142()
+	foo143()
+	foo144()
+	foo145()
+	foo146()
+	foo147()
+	foo148()
+	foo149()
+	foo150()
+	foo151()
+	foo152()
+	foo153()
+	foo154()
+	foo155()
+	foo156()
+	foo157()
+	foo158()
+	foo159()
+	foo160()
+	foo161()
+	foo162()
+	foo163()
+	foo164()
+	foo165()
+	foo166()
+	foo167()
+	foo168()
+	foo169()
+	foo170()
+	foo171()
+	foo172()
+	foo173()
+	foo174()
+	foo175()
+	foo176()
+	foo177()
+	foo178()
+	foo179()
+	foo180()
+	foo181()
+	foo182()
+	foo183()
+	foo184()
+	foo185()
+	foo186()
+	foo187()
+	foo188()
+	foo189()
+	foo190()
+	foo191()
+	foo192()
+	foo193()
+	foo194()
+	foo195()
+	foo196()
+	foo197()
+	foo198()
+	foo199()
+	foo200()
+	foo201()
+	foo202()
+	foo203()
+	foo204()
+	foo205()
+	foo206()
+	foo207()
+	foo208()
+	foo209()
+	foo210()
+	foo211()
+	foo212()
+	foo213()
+	foo214()
+	foo215()
+	foo216()
+	foo217()
+	foo218()
+	foo219()
+	foo220()
+	foo221()
+	foo222()
+	foo223()
+	foo224()
+	foo225()
+	foo226()
+	foo227()
+	foo228()
+	foo229()
+	foo230()
+	foo231()
+	foo232()
+	foo233()
+	foo234()
+	foo235()
+	foo236()
+	foo237()
+	foo238()
+	foo239()
+	foo240()
+	foo241()
+	foo242()
+	foo243()
+	foo244()
+	foo245()
+	foo246()
+	foo247()
+	foo248()
+	foo249()
+	foo250()
+	foo251()
+	foo252()
+	foo253()
+	foo254()
+	foo255()
+	foo256()
+	foo257()
+	foo258()
+	foo259()
+	foo260()
+	foo261()
+	foo262()
+	foo263()
+	foo264()
+	foo265()
+	foo266()
+	foo267()
+	foo268()
+	foo269()
+	foo270()
+	foo271()
+	foo272()
+	foo273()
+	foo274()
+	foo275()
+	foo276()
+	foo277()
+	foo278()
+	foo279()
+	foo280()
+	foo281()
+	foo282()
+	foo283()
+	foo284()
+	foo285()
+	foo286()
+	foo287()
+	foo288()
+	foo289()
+	foo290()
+	foo291()
+	foo292()
+	foo293()
+	foo294()
+	foo295()
+	foo296()
+	foo297()
+	foo298()
+	foo299()
+	foo300()
+	foo301()
+	foo302()
+	foo303()
+	foo304()
+	foo305()
+	foo306()
+	foo307()
+	foo308()
+	foo309()
+	foo310()
+	foo311()
+	foo312()
+	foo313()
+	foo314()
+	foo315()
+	foo316()
+	foo317()
+	foo318()
+	foo319()
+	foo320()
+	foo321()
+	foo322()
+	foo323()
+	foo324()
+	foo325()
+	foo326()
+	foo327()
+	foo328()
+	foo329()
+	foo330()
+	foo331()
+	foo332()
+	foo333()
+	foo334()
+	foo335()
+	foo336()
+	foo337()
+	foo338()
+	foo339()
+	foo340()
+	foo341()
+	foo342()
+	foo343()
+	foo344()
+	foo345()
+	foo346()
+	foo347()
+	foo348()
+	foo349()
+	foo350()
+	foo351()
+	foo352()
+	foo353()
+	foo354()
+	foo355()
+	foo356()
+	foo357()
+	foo358()
+	foo359()
+	foo360()
+	foo361()
+	foo362()
+	foo363()
+	foo364()
+	foo365()
+	foo366()
+	foo367()
+	foo368()
+	foo369()
+	foo370()
+	foo371()
+	foo372()
+	foo373()
+	foo374()
+	foo375()
+	foo376()
+	foo377()
+	foo378()
+	foo379()
+	foo380()
+	foo381()
+	foo382()
+	foo383()
+	foo384()
+	foo385()
+	foo386()
+	foo387()
+	foo388()
+	foo389()
+	foo390()
+	foo391()
+	foo392()
+	foo393()
+	foo394()
+	foo395()
+	foo396()
+	foo397()
+	foo398()
+	foo399()
+	foo400()
+	foo401()
+	foo402()
+	foo403()
+	foo404()
+	foo405()
+	foo406()
+	foo407()
+	foo408()
+	foo409()
+	foo410()
+	foo411()
+	foo412()
+	foo413()
+	foo414()
+	foo415()
+	foo416()
+	foo417()
+	foo418()
+	foo419()
+	foo420()
+	foo421()
+	foo422()
+	foo423()
+	foo424()
+	foo425()
+	foo426()
+	foo427()
+	foo428()
+	foo429()
+	foo430()
+	foo431()
+	foo432()
+	foo433()
+	foo434()
+	foo435()
+	foo436()
+	foo437()
+	foo438()
+	foo439()
+	foo440()
+	foo441()
+	foo442()
+	foo443()
+	foo444()
+	foo445()
+	foo446()
+	foo447()
+	foo448()
+	foo449()
+	foo450()
+	foo451()
+	foo452()
+	foo453()
+	foo454()
+	foo455()
+	foo456()
+	foo457()
+	foo458()
+	foo459()
+	foo460()
+	foo461()
+	foo462()
+	foo463()
+	foo464()
+	foo465()
+	foo466()
+	foo467()
+	foo468()
+	foo469()
+	foo470()
+	foo471()
+	foo472()
+	foo473()
+	foo474()
+	foo475()
+	foo476()
+	foo477()
+	foo478()
+	foo479()
+	foo480()
+	foo481()
+	foo482()
+	foo483()
+	foo484()
+	foo485()
+	foo486()
+	foo487()
+	foo488()
+	foo489()
+	foo490()
+	foo491()
+	foo492()
+	foo493()
+	foo494()
+	foo495()
+	foo496()
+	foo497()
+	foo498()
+	foo499()
+	foo500()
+	foo501()
+	foo502()
+	foo503()
+	foo504()
+	foo505()
+	foo506()
+	foo507()
+	foo508()
+	foo509()
+	foo510()
+	foo511()
+}
+
+// Nil checks before calling interface methods.
+// We need it only when the offset is large.
+
+func callMethodSmallOffset(i I) {
+	// amd64:-"TESTB"
+	i.foo001()
+}
+
+func callMethodLargeOffset(i I) {
+	// amd64:"TESTB"
+	i.foo511()
+}