cmd/compile: place OIDATA next to OITAB
cmd/compile: place OIDATA next to OITAB

Change-Id: Ia499125714e272af87562de5e5d23e68a112df58
Reviewed-on: https://go-review.googlesource.com/31938
Run-TryBot: Josh Bleecher Snyder <cdc248cc4d32e4fbfe04e45228163bcecd48a0b9@gmail.com>
TryBot-Result: Gobot Gobot <66cb808b70d30c07676d5e946fee83fd561249e5@golang.org>
Reviewed-by: Brad Fitzpatrick <ae9783c0b0efc69cd85ab025ddd17aa44cdc4aa5@golang.org>

josharian/go,cloudflare/go,derekmarcotte/go,cloudflare/go,akutz/go,goodlang/good,linux-on-ibm-z/go,vsekhar/elastic-go,codestation/go,josharian/go,derekmarcotte/go,suncycheng/go,linux-on-ibm-z/go,codestation/go,cloudflare/go,Cofyc/go,Cofyc/go,codestation/go,polyverse-security/go,Cofyc/go,derekmarcotte/go,goodlang/good,goodlang/good,linux-on-ibm-z/go,polyverse-security/go,goodlang/good,golang/go,ImJasonH/go,cloudflare/go,codestation/go,polyverse-security/go,akutz/go,suncycheng/go,ImJasonH/go,akutz/go,derekmarcotte/go,akutz/go,CAFxX/go,suncycheng/go,goodlang/good,derekmarcotte/go,suncycheng/go,josharian/go,Cofyc/go,vsekhar/elastic-go,vsekhar/elastic-go,golang/go,linux-on-ibm-z/go,goodlang/good,ImJasonH/go,nawawi/go,nawawi/go,nawawi/go,ImJasonH/go,nawawi/go,CAFxX/go,CAFxX/go,codestation/go,akutz/go,polyverse-security/go,polyverse-security/go,golang/go,suncycheng/go,polyverse-security/go,golang/go,Cofyc/go,linux-on-ibm-z/go,golang/go,Cofyc/go,golang/go,polyverse-security/go,derekmarcotte/go,CAFxX/go,vsekhar/elastic-go,christopher-henderson/Go,josharian/go,codestation/go,vsekhar/elastic-go,goodlang/good,linux-on-ibm-z/go,cloudflare/go,Cofyc/go,josharian/go,akutz/go,akutz/go,CAFxX/go,suncycheng/go,nawawi/go,akutz/go,vsekhar/elastic-go,suncycheng/go,ImJasonH/go,nawawi/go,codestation/go,josharian/go,ImJasonH/go,polyverse-security/go,linux-on-ibm-z/go,cloudflare/go,derekmarcotte/go,linux-on-ibm-z/go,derekmarcotte/go,vsekhar/elastic-go,suncycheng/go,CAFxX/go,josharian/go,goodlang/good,josharian/go,cloudflare/go,codestation/go,CAFxX/go,nawawi/go,ImJasonH/go,vsekhar/elastic-go,Cofyc/go,cloudflare/go,CAFxX/go,golang/go,ImJasonH/go,golang/go,nawawi/go