subject:"\[PATCH, ARM\] emit LDRD epilogue instead of a single LDM return"

Re: [PATCH, ARM] emit LDRD epilogue instead of a single LDM return

2013-04-17 Thread Richard Earnshaw

On 17/04/13 14:12, Greta Yorsh wrote: Currently, epilogue is not generated in RTL for function that can return using a single instruction. This patch enables RTL epilogue for such functions on targets that can benefit from using a sequence of LDRD instructions in epilogue instead of a single LDM

[PATCH, ARM] emit LDRD epilogue instead of a single LDM return

2013-04-17 Thread Greta Yorsh

Currently, epilogue is not generated in RTL for function that can return using a single instruction. This patch enables RTL epilogue for such functions on targets that can benefit from using a sequence of LDRD instructions in epilogue instead of a single LDM instruction. No regression on qemu arm-