On Wed, 21 Sep 2011, Joey Ye wrote: > Committed in ARM/embedded-4_6-branch. > > 2011-09-21 Jiangning Liu <jiangning....@arm.com> > > Tune loop unrolling for cortex-m > * config/arm/arm-cores.def (cortex-m0): Change to new tune > cortex_v6m. > (cortex-m1): Likewise. > * config/arm/arm-protos.h (max_unroll_times): New. > * config/arm/arm.c (arm_default_unroll_times): New. > (arm_cortex_m_unroll_times): New. > (arm_cortex_v6m_tune): New. > (arm_slowmul_tune): Add max_unroll_times function pointer. > (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune, > arm_v6t2_tune, arm_cortex_tune, arm_cortex_a9_tune, > arm_cortex_v7m_tune, arm_cortex_v6m_tune, > arm_fa726te_tune): Likewise. > (arm_option_override): Enable loop unroll for all all M class > Cores, if optimization level is >= 1.
Shouldn't this kind of stuff get into trunk as well? brgds, H-P
