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8003310: Enable -Wunused-function when compiling with gcc

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Add the -Wunused-function flag and remove a number of unused functions.

Reviewed-by: dholmes, coleenp, kvn
This commit is contained in:
Mikael Vidstedt 2013-04-04 10:01:26 -07:00
parent 33f6dd2215
commit eeb83733a6
29 changed files with 92 additions and 266 deletions
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30
hotspot/src/share/vm/utilities/globalDefinitions.cpp
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@ -355,3 +355,33 @@ size_t lcm(size_t a, size_t b) {
return size_t(result);
}
#ifndef PRODUCT
void GlobalDefinitions::test_globals() {
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");
}
}
#endif // PRODUCT