hotspot/src/share/vm/utilities/globalDefinitions.cpp

rev 12348 : 8166132: Convert TestGlobalDefinitions_test to GTest

*** 366,460 ****
  STATIC_ASSERT(right_n_bits(3)   == 0x7);
  STATIC_ASSERT(right_n_bits(1|2) == 0x7);
  
  STATIC_ASSERT(left_n_bits(3)   == (intptr_t) LP64_ONLY(0xE000000000000000) NOT_LP64(0xE0000000));
  STATIC_ASSERT(left_n_bits(1|2) == (intptr_t) LP64_ONLY(0xE000000000000000) NOT_LP64(0xE0000000));
- 
- 
- #ifndef PRODUCT
- // For unit testing only
- class TestGlobalDefinitions {
- private:
- 
-   static void test_clamp_address_in_page() {
-     intptr_t page_sizes[] = { os::vm_page_size(), 4096, 8192, 65536, 2*1024*1024 };
-     const int num_page_sizes = sizeof(page_sizes) / sizeof(page_sizes[0]);
- 
-     for (int i = 0; i < num_page_sizes; i++) {
-       intptr_t page_size = page_sizes[i];
- 
-       address a_page = (address)(10*page_size);
- 
-       // Check that address within page is returned as is
-       assert(clamp_address_in_page(a_page, a_page, page_size) == a_page, "incorrect");
-       assert(clamp_address_in_page(a_page + 128, a_page, page_size) == a_page + 128, "incorrect");
-       assert(clamp_address_in_page(a_page + page_size - 1, a_page, page_size) == a_page + page_size - 1, "incorrect");
- 
-       // Check that address above page returns start of next page
-       assert(clamp_address_in_page(a_page + page_size, a_page, page_size) == a_page + page_size, "incorrect");
-       assert(clamp_address_in_page(a_page + page_size + 1, a_page, page_size) == a_page + page_size, "incorrect");
-       assert(clamp_address_in_page(a_page + page_size*5 + 1, a_page, page_size) == a_page + page_size, "incorrect");
- 
-       // Check that address below page returns start of page
-       assert(clamp_address_in_page(a_page - 1, a_page, page_size) == a_page, "incorrect");
-       assert(clamp_address_in_page(a_page - 2*page_size - 1, a_page, page_size) == a_page, "incorrect");
-       assert(clamp_address_in_page(a_page - 5*page_size - 1, a_page, page_size) == a_page, "incorrect");
-     }
-   }
- 
-   static void test_exact_unit_for_byte_size() {
-     assert(strcmp(exact_unit_for_byte_size(0),     "B") == 0, "incorrect");
-     assert(strcmp(exact_unit_for_byte_size(1),     "B") == 0, "incorrect");
-     assert(strcmp(exact_unit_for_byte_size(K - 1), "B") == 0, "incorrect");
-     assert(strcmp(exact_unit_for_byte_size(K),     "K") == 0, "incorrect");
-     assert(strcmp(exact_unit_for_byte_size(K + 1), "B") == 0, "incorrect");
-     assert(strcmp(exact_unit_for_byte_size(M - 1), "B") == 0, "incorrect");
-     assert(strcmp(exact_unit_for_byte_size(M),     "M") == 0, "incorrect");
-     assert(strcmp(exact_unit_for_byte_size(M + 1), "B") == 0, "incorrect");
-     assert(strcmp(exact_unit_for_byte_size(M + K), "K") == 0, "incorrect");
- #ifdef LP64
-     assert(strcmp(exact_unit_for_byte_size(G - 1),     "B") == 0, "incorrect");
-     assert(strcmp(exact_unit_for_byte_size(G),         "G") == 0, "incorrect");
-     assert(strcmp(exact_unit_for_byte_size(G + 1),     "B") == 0, "incorrect");
-     assert(strcmp(exact_unit_for_byte_size(G + K),     "K") == 0, "incorrect");
-     assert(strcmp(exact_unit_for_byte_size(G + M),     "M") == 0, "incorrect");
-     assert(strcmp(exact_unit_for_byte_size(G + M + K), "K") == 0, "incorrect");
- #endif
-   }
- 
-   static void test_byte_size_in_exact_unit() {
-     assert(byte_size_in_exact_unit(0)     == 0,     "incorrect");
-     assert(byte_size_in_exact_unit(1)     == 1,     "incorrect");
-     assert(byte_size_in_exact_unit(K - 1) == K - 1, "incorrect");
-     assert(byte_size_in_exact_unit(K)     == 1,     "incorrect");
-     assert(byte_size_in_exact_unit(K + 1) == K + 1, "incorrect");
-     assert(byte_size_in_exact_unit(M - 1) == M - 1, "incorrect");
-     assert(byte_size_in_exact_unit(M)     == 1,     "incorrect");
-     assert(byte_size_in_exact_unit(M + 1) == M + 1, "incorrect");
-     assert(byte_size_in_exact_unit(M + K) == K + 1, "incorrect");
- #ifdef LP64
-     assert(byte_size_in_exact_unit(G - 1)     == G - 1,     "incorrect");
-     assert(byte_size_in_exact_unit(G)         == 1,         "incorrect");
-     assert(byte_size_in_exact_unit(G + 1)     == G + 1,     "incorrect");
-     assert(byte_size_in_exact_unit(G + K)     == M + 1,     "incorrect");
-     assert(byte_size_in_exact_unit(G + M)     == K + 1,     "incorrect");
-     assert(byte_size_in_exact_unit(G + M + K) == M + K + 1, "incorrect");
- #endif
-   }
- 
-   static void test_exact_units() {
-     test_exact_unit_for_byte_size();
-     test_byte_size_in_exact_unit();
-   }
- 
- public:
-   static void test() {
-     test_clamp_address_in_page();
-     test_exact_units();
-   }
- };
- 
- void TestGlobalDefinitions_test() {
-   TestGlobalDefinitions::test();
- }
- 
- #endif // PRODUCT
--- 366,370 ----