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authorCliff Click <cliffc@acm.org>2026-08-10 11:11:18 -0700
committerCliff Click <cliffc@acm.org>2026-10-08 16:52:27 -0700
commitd32f97238c903765dec4e9a9f3cbfa5fd12cded6 (patch)
treea5ac731801ef7066bab6359c4e85c2bdd20082a6 /src/test/java/com/seaofnodes/simple/spill/Chapter24AllocTest-testNewtonInteger.smp
parentb5ebb2032aa04cf4506d533127d373d4cf5a25c6 (diff)
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Chapter 25: Modules, Separate Compilation, and SSA Constructionlinear
Co-authored-by: Hsiang-Ying Fu <66062782+fuhsnn@users.noreply.github.com> Co-authored-by: fuhsnn <66062782+fuhsnn@users.noreply.github.com> Co-authored-by: Symious <14933944+symious@users.noreply.github.com> Co-authored-by: Jun Kawasaki <jun784@gmail.com> Co-authored-by: Claude Opus 5 <noreply@anthropic.com>
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diff --git a/src/test/java/com/seaofnodes/simple/spill/Chapter24AllocTest-testNewtonInteger.smp b/src/test/java/com/seaofnodes/simple/spill/Chapter24AllocTest-testNewtonInteger.smp
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@@ -0,0 +1,11 @@
+// Newtons approximation to the square root
+val _sqrt = { int x ->
+ int guess = x;
+ while( 1 ) {
+ int next = (x/guess + guess)/2;
+ if( next == guess ) return guess;
+ guess = next;
+ }
+};
+int cast_int = arg+2;
+return _sqrt(arg) + _sqrt(cast_int);