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Diffstat (limited to 'content/zettel/1c2h4.md')
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diff --git a/content/zettel/1c2h4.md b/content/zettel/1c2h4.md new file mode 100644 index 0000000..18a624c --- /dev/null +++ b/content/zettel/1c2h4.md @@ -0,0 +1,18 @@ ++++ +title = "Guard Heuristic" +date = "2022-05-11" +author = "Yann Herklotz" +tags = [] +categories = [] +backlinks = ["1c2h3"] +forwardlinks = ["1c2h5"] +zettelid = "1c2h4" ++++ + +> Register *r* is an operand of the branch instruction, register *r* is +> used in the successor block before it is defined, and the successor +> block does not postdominate the branch. If the heuristic applies, +> predict the successor *with* the property. + +This property predicts that one will not take the branch that contains a +guard condition, and instead will follow along in the code. |