RFR(S): 8139421: PPC64LE: MacroAssembler::bxx64_patchable kills register R12
goetz.lindenmaier at sap.com
Tue Oct 13 06:07:36 UTC 2015
the change looks good, thanks.
I'll push it. I'ts ppc-only, so I can do it.
From: Doerr, Martin
Sent: Montag, 12. Oktober 2015 12:52
To: hotspot-compiler-dev at openjdk.java.net; Lindenmaier, Goetz; Simonis, Volker
Subject: RFR(S): 8139421: PPC64LE: MacroAssembler::bxx64_patchable kills register R12
PPC64LE has a different implementation for bxx64_patchable which kills Register R12.
However, register R12 must be preserved for stub calls. It is used to call the deopt handler for example.
Webrev is here:
Please review this change. I need a sponsor, please.
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