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Commit 4c7e9a38 authored by Simon Pilgrim's avatar Simon Pilgrim
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[CostModel][X86] Adjust sext/zext SSE/AVX legalized costs based on llvm-mca reports.

Update costs based on the worst case costs from the script in D103695.

Move to using legalized types wherever possible, which allows us to prune the cost tables.
parent b3c80dd8
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