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 instruction.
No regression on qemu arm-none-eabi with cortex-a15.
Ok for trunk?
Thanks,
Greta
gcc/
2012-10-19 Greta Yorsh <Greta.Yorsh at arm.com>
* config/arm/arm.c (use_return_insn): Return 0 for targets that
can benefit from using a sequence of LDRD instructions in epilogue
instead of a single LDM instruction.
OK.
R.