Auto merge of #138076 - tmiasko:pred-count, r=matthewjasper

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Calculate predecessor count directly

Avoid allocating a vector of small vectors merely to determine how many
predecessors each basic block has.

Additionally use u8 and saturating operations. The pass only needs to
distinguish between [0..1] and [2..].

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bors 2025-03-12 22:33:54 +00:00

parent 4574a7794a 309c805597

commit 49fb487b76

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

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