Squashed 'external/xbyak/' content from commit 431abd86

git-subtree-dir: external/xbyak git-subtree-split: 431abd865e70a46d56f5aa0e1f87572decb60169
2026-05-12 14:03:16 +02:00
commit 2201a02272
146 changed files with 108693 additions and 0 deletions
@@ -0,0 +1,124 @@
+//#define XBYAK_CPUMASK_COMPACT 0
+#define XBYAK_NO_EXCEPTION
+#define XBYAK_CPUMASK_N 8
+#define XBYAK_CPUMASK_BITN 3
+#include <xbyak/xbyak_util.h>
+#include <cybozu/test.hpp>
+
+using namespace Xbyak::util;
+
+CYBOZU_TEST_AUTO(append)
+{
+	CpuMask m;
+	CYBOZU_TEST_ASSERT(m.empty());
+	CYBOZU_TEST_EQUAL(m.size(), 0);
+	CYBOZU_TEST_EQUAL(m.getStr(), "");
+
+	CYBOZU_TEST_ASSERT(m.append(2));
+	CYBOZU_TEST_ASSERT(!m.empty());
+	CYBOZU_TEST_EQUAL(m.size(), 1u);
+	CYBOZU_TEST_EQUAL(m.get(0), 2u);
+	CYBOZU_TEST_EQUAL(m.getStr(), "2");
+
+	CYBOZU_TEST_ASSERT(m.append(4));
+	CYBOZU_TEST_EQUAL(m.size(), 2u);
+	CYBOZU_TEST_EQUAL(m.get(0), 2u);
+	CYBOZU_TEST_EQUAL(m.get(1), 4u);
+	CYBOZU_TEST_EQUAL(m.getStr(), "2,4");
+
+	CYBOZU_TEST_ASSERT(!m.append(3)); // not monotonically increasing
+	CYBOZU_TEST_ASSERT(m.append(7));
+	CYBOZU_TEST_EQUAL(m.size(), 3u);
+	CYBOZU_TEST_EQUAL(m.get(0), 2u);
+	CYBOZU_TEST_EQUAL(m.get(1), 4u);
+	CYBOZU_TEST_EQUAL(m.get(2), 7u);
+	CYBOZU_TEST_EQUAL(m.getStr(), "2,4,7");
+
+	m.clear();
+	CYBOZU_TEST_ASSERT(m.append(1));
+	CYBOZU_TEST_ASSERT(m.append(2));
+	CYBOZU_TEST_ASSERT(m.append(3));
+	CYBOZU_TEST_EQUAL(m.getStr(), "1-3");
+	CYBOZU_TEST_ASSERT(m.append(5));
+	CYBOZU_TEST_ASSERT(m.append(6));
+	CYBOZU_TEST_ASSERT(m.append(7));
+	CYBOZU_TEST_EQUAL(m.getStr(), "1-3,5-7");
+
+	m.clear();
+	CYBOZU_TEST_ASSERT(m.appendRange(1, 3));
+	CYBOZU_TEST_EQUAL(m.getStr(), "1-3");
+	CYBOZU_TEST_ASSERT(m.appendRange(5, 7));
+	CYBOZU_TEST_EQUAL(m.getStr(), "1-3,5-7");
+}
+
+CYBOZU_TEST_AUTO(str)
+{
+	const char *s = "0-1,3,4-7";
+	CpuMask m, m2;
+
+	CYBOZU_TEST_ASSERT(m.setStr(s));
+	CYBOZU_TEST_ASSERT(m2.setStr(m.getStr()));
+	CYBOZU_TEST_EQUAL(m.getStr(), m2.getStr());
+	CYBOZU_TEST_ASSERT(m == m2);
+}
+
+CYBOZU_TEST_AUTO(errStr)
+{
+	const char *s[] = {
+		",",
+		",,",
+		"1,",
+		"1,,",
+		"-8",
+		"3-",
+		"0-8",
+		"0--2",
+		"2-0",
+		"2,1",
+		"0-1-2",
+		"0,a",
+		"0-2,",
+		",0-2",
+		"0-2,,4",
+	};
+	for (size_t i = 0; i < sizeof(s) / sizeof(s[0]); i++) {
+		CpuMask m;
+//		printf("errStr test %s\n", s[i]);
+		CYBOZU_TEST_ASSERT(!m.setStr(s[i]));
+	}
+}
+
+CYBOZU_TEST_AUTO(pattern)
+{
+	const uint32_t bitN = XBYAK_CPUMASK_BITN;
+	const uint32_t bit = 1 << bitN;
+	for (uint32_t i = 0; i < (1 << bit); i++) {
+		CpuMask m;
+		uint32_t cnt = 0;
+		for (uint32_t j = 0; j < bit; j++) {
+			if (i & (1 << j)) {
+				cnt++;
+				CYBOZU_TEST_ASSERT(m.append(j));
+			}
+		}
+		CYBOZU_TEST_EQUAL(m.size(), cnt);
+#if 0
+		printf("pattern (%3u) ", i);
+		for (int j = int(bit) - 1; j >= 0; j--) {
+			if (i & (uint64_t(1) << j)) printf("%d ", j);
+		}
+		printf("\n");
+#endif
+		uint32_t idx = 0;
+		for (const auto& v : m) {
+			CYBOZU_TEST_ASSERT(i & (1 << v));
+			idx++;
+		}
+		CYBOZU_TEST_EQUAL(idx, cnt);
+		CpuMask m2;
+		std::string mstr = m.getStr();
+		CYBOZU_TEST_ASSERT(m2.setStr(mstr));
+		CYBOZU_TEST_ASSERT(m == m2);
+		CYBOZU_TEST_EQUAL(mstr, m2.getStr());
+	}
+}