From fcce1e13814a02d8358eae9a40e33a7e6f2b5400 Mon Sep 17 00:00:00 2001
From: Cliff Click <cliffc@acm.org>
Date: Fri, 13 Jun 2025 15:42:08 -0700
Subject: Unifying Structs and Arrays

---
 .../java/com/seaofnodes/simple/Chapter20Test.java  | 152 ---------------------
 1 file changed, 152 deletions(-)
 delete mode 100644 src/test/java/com/seaofnodes/simple/Chapter20Test.java

(limited to 'src/test/java/com/seaofnodes/simple/Chapter20Test.java')

diff --git a/src/test/java/com/seaofnodes/simple/Chapter20Test.java b/src/test/java/com/seaofnodes/simple/Chapter20Test.java
deleted file mode 100644
index dcea5c87..00000000
--- a/src/test/java/com/seaofnodes/simple/Chapter20Test.java
+++ /dev/null
@@ -1,152 +0,0 @@
-package com.seaofnodes.simple;
-
-import com.seaofnodes.simple.codegen.CodeGen;
-import com.seaofnodes.simple.print.ASMPrinter;
-import java.io.IOException;
-import java.nio.file.Files;
-import java.nio.file.Path;
-import org.junit.Assert;
-import org.junit.Ignore;
-import org.junit.Test;
-import static org.junit.Assert.*;
-
-public class Chapter20Test {
-
-    @Test
-    public void testJig() {
-        CodeGen code = new CodeGen("return 0;");
-        code.parse().opto().typeCheck();
-        assertEquals("return 0;", code._stop.toString());
-        assertEquals("0", Eval2.eval(code,  2));
-    }
-
-    static void testCPU( String src, String cpu, String os, int spills, String stop ) {
-        CodeGen code = new CodeGen(src);
-        code.driver(CodeGen.Phase.RegAlloc,cpu,os);
-        int delta = spills>>3;
-        if( delta==0 ) delta = 1;
-        if( spills != -1 )
-            assertEquals("Expect spills:",spills,code._regAlloc._spillScaled,delta);
-        if( stop != null )
-            assertEquals(stop, code._stop.toString());
-    }
-
-    private static void testAllCPUs( String src, int spills, String stop ) {
-        testCPU(src,"x86_64_v2", "SystemV",spills,stop);
-        testCPU(src,"riscv"    , "SystemV",spills,stop);
-        testCPU(src,"arm"      , "SystemV",spills,stop);
-    }
-
-    @Test public void testAlloc0() {
-        testCPU("return new u8[arg];","x86_64_v2", "SystemV",3,"return []u8;");
-        testCPU("return new u8[arg];","riscv"    , "SystemV",5,"return []u8;");
-        testCPU("return new u8[arg];","arm"      , "SystemV",5,"return []u8;");
-    }
-
-    @Test public void testBasic1() {
-        String src = "return arg | 2;";
-        testCPU(src,"x86_64_v2", "SystemV",1,"return (ori,mov(arg));");
-        testCPU(src,"riscv"    , "SystemV",0,"return ( arg | #2 );");
-        testCPU(src,"arm"      , "SystemV",0,"return (ori,arg);");
-    }
-
-    @Test
-    public void testNewtonInteger() {
-        String src =
-"""
-// 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);
-""";
-        testCPU(src,"x86_64_v2", "Win64"  ,55,null);
-        testCPU(src,"riscv"    , "SystemV",19,null);
-        testCPU(src,"arm"      , "SystemV",19,null);
-    }
-
-    @Test
-    public void testNewtonFloat() throws IOException {
-        String src = Files.readString(Path.of("src/test/java/com/seaofnodes/simple/progs/newtonFloat.smp"))
-            + "flt farg = arg; return test_sqrt(farg) + test_sqrt(farg+2.0);";
-        testCPU(src,"x86_64_v2", "SystemV",39,null);
-        testCPU(src,"riscv"    , "SystemV",17,null);
-        testCPU(src,"arm"      , "SystemV",18,null);
-    }
-
-    @Test
-    public void testAlloc2() {
-        String src = "int[] !xs = new int[3]; xs[arg]=1; return xs[arg&1];";
-        testCPU(src,"x86_64_v2", "SystemV",-1,"return .[];");
-        testCPU(src,"riscv"    , "SystemV", 6,"return .[];");
-        testCPU(src,"arm"      , "SystemV", 6,"return .[];");
-    }
-
-
-
-    @Test
-    public void testArray1() throws IOException {
-        String src = Files.readString(Path.of("src/test/java/com/seaofnodes/simple/progs/array1.smp"));
-        testCPU(src,"x86_64_v2", "SystemV",-1,"return .[];");
-        testCPU(src,"riscv"    , "SystemV", 8,"return (add,.[],(mul,.[],1000));");
-        testCPU(src,"arm"      , "SystemV", 5,"return (add,.[],(mul,.[],1000));");
-    }
-
-
-    @Test
-    public void testString() throws IOException {
-        String src = Files.readString(Path.of("src/test/java/com/seaofnodes/simple/progs/stringHash.smp"));
-        testCPU(src,"x86_64_v2", "SystemV", 9,null);
-        testCPU(src,"riscv"    , "SystemV", 3,null);
-        testCPU(src,"arm"      , "SystemV", 3,null);
-    }
-
-    @Test
-    public void testCast() {
-        String src = "struct Bar { int x; }; var b = arg ? new Bar;  return b ? b.x++ + b.x++ : -1;";
-        testCPU(src,"x86_64_v2", "SystemV",2,null);
-        testCPU(src,"riscv"    , "SystemV",2,null);
-        testCPU(src,"arm"      , "SystemV",2,null);
-    }
-
-    @Test
-    public void testFltArg() {
-        String src = "return {int i, flt f, int j->return i+f+j;};";
-        testAllCPUs(src,0,null);
-    }
-
-    @Test
-    public void testFlags1() {
-        String src = """
-bool b1 = arg == 1;
-bool b2 = arg == 2;
-if (b2) if (b1) return 1;
-if (b1) return 2;
-return 0;
-""";
-        testCPU(src,"x86_64_v2", "SystemV",0,"return Phi(Region,1,2,0);");
-        testCPU(src,"riscv"    , "SystemV",0,"return Phi(Region,1,2,0);");
-        testCPU(src,"arm"      , "SystemV",0,"return Phi(Region,1,2,0);");
-    }
-
-    @Test
-    public void testFlags2() {
-        String src = """
-bool b1 = arg == 1;
-while (arg > 0) {
-    arg--;
-    if (b1) arg--;
-}
-return arg;
-""";
-        testCPU(src,"x86_64_v2", "SystemV",3,null);
-        testCPU(src,"riscv"    , "SystemV",2,null);
-        testCPU(src,"arm"      , "SystemV",2,null);
-    }
-}
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