Changes for v2: Originally sent as a singular patch, but I've split
it into three different ones.
Tested with CoreMark PRO on RISC-V P8700 CPU (~1.2% improvement),
and on x86-64 Intel Core i7-12700H CPU (~0.4% improvement).
Regards,
Jovan
Jovan Dmitrović (3):
ivopts: Set register pressure cost to zero if there are enough
registers.
ivopts: Adjust reg pressure estimate for spilling induction variables.
ivopts: Remove bias from calculating reg pressure cost.
gcc/tree-ssa-loop-ivopts.cc | 23 +++++++++++++----------
1 file changed, 13 insertions(+), 10 deletions(-)
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2.34.1
