expmed.c
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[expmed] Properly account for the cost and latency of shift+add ops when synthesizing mults · 35430ca0* expmed.c: (synth_mult): Only assume overlapping shift with previous steps in alg_sub_t_m2 case. * gcc.target/aarch64/mult-synth_1.c: New test. * gcc.target/aarch64/mult-synth_2.c: Likewise. * gcc.target/aarch64/mult-synth_3.c: Likewise. * gcc.target/aarch64/mult-synth_4.c: Likewise. * gcc.target/aarch64/mult-synth_5.c: Likewise. * gcc.target/aarch64/mult-synth_6.c: Likewise. From-SVN: r222268Kyrylo Tkachov committed