Re: [RFC][PR89245] Check REG_CALL_DECL note during the tail-merging

2019-07-08 Thread Richard Sandiford
Dragan Mladjenovic writes: > From: "Dragan Mladjenovic" > > This patch prevents merging of CALL instructions that that have different > REG_CALL_DECL notes attached to them. > > On most architectures this is not an important distinction. Usually > instruction patterns > for calls to different fu

[RFC][PR89245] Check REG_CALL_DECL note during the tail-merging

2019-07-07 Thread Dragan Mladjenovic
From: "Dragan Mladjenovic" This patch prevents merging of CALL instructions that that have different REG_CALL_DECL notes attached to them. On most architectures this is not an important distinction. Usually instruction patterns for calls to different functions reference different SYMBOL_REF-s,