Added a test.

test/val/and-eor-ora-optimizations.c

@@ -0,0 +1,86 @@
+/* Test some new optimization passes */
+
+#include <stdio.h>
+
+static unsigned failures = 0;
+
+int func0()
+{
+    unsigned a = 0x1234, b = 0x55AA;
+    return (a & 0x00FF) & (b & 0xFF00);
+}
+
+int func1()
+{
+    unsigned a = 0x1234, b = 0x55AA;
+    return (0x00FF & a) & (0xFF00 & b);
+}
+
+int func2()
+{
+    unsigned a = 0x1234, b = 0x55AA;
+    return (a | 0x00FF) & (b | 0xFF00);
+}
+
+int func3()
+{
+    unsigned a = 0x1234, b = 0x55AA;
+    return (0x00FF | a) & (0xFF00 | b);
+}
+
+int func4()
+{
+    unsigned a = 0x1234, b = 0x55AA;
+    return (a | 0x00FF) | (b | 0xFF00);
+}
+
+int func5()
+{
+    unsigned a = 0x1234, b = 0x55AA;
+    return (0x00FF | a) | (0xFF00 | b);
+}
+
+int func6()
+{
+    unsigned a = 0x1234, b = 0x55AA;
+    return (a ^ 0x00FF) & (b & 0xFF00);
+}
+
+int func7()
+{
+    unsigned a = 0x1234, b = 0x55AA;
+    return (0x00FF ^ a) & (0xFF00 & b);
+}
+
+int func8()
+{
+    unsigned a = 0x1234, b = 0x55AA;
+    return (a | 0x00FF) | (b ^ 0xFF00);
+}
+
+int func9()
+{
+    unsigned a = 0x1234, b = 0x55AA;
+    return (0x00FF | a) | (0xFF00 ^ b);
+}
+
+void onetest(unsigned count, int (*f1)(void), int (*f2)(void), int result)
+{
+    int r1 = f1();
+    int r2 = f2();
+    if (r1 != result || r2 != result) {
+        printf("Test %u failed! Expected 0x%04X but got 0x%04X/0x%04X\n",
+               count, result, r1, r2);
+        ++failures;
+    }
+}
+
+int main()
+{
+    onetest(1, func0, func1, 0x0000);
+    onetest(2, func2, func3, 0x12AA);
+    onetest(3, func4, func5, 0xFFFF);
+    onetest(4, func6, func7, 0x1000);
+    onetest(5, func8, func9, 0xBAFF);
+    return failures;
+}