Increase test coverage in test_decay_ticks.
This commit is contained in:
Jason Evans
parent
243f7a0508
commit
9f24c94474
@ -24,7 +24,6 @@ TEST_BEGIN(test_decay_ticks)
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unsigned tick0, tick1;
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size_t sz, huge0, large0;
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void *p;
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unsigned tcache_ind;
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test_skip_if(opt_purge != purge_mode_decay);
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@ -38,6 +37,12 @@ TEST_BEGIN(test_decay_ticks)
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assert_d_eq(mallctl("arenas.lrun.0.size", &large0, &sz, NULL, 0), 0,
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"Unexpected mallctl failure");
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/*
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* Test the standard APIs using a huge size class, since we can't
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* control tcache interactions (except by completely disabling tcache
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* for the entire test program).
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*/
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/* malloc(). */
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tick0 = ticker_read(decay_ticker);
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p = malloc(huge0);
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@ -95,129 +100,99 @@ TEST_BEGIN(test_decay_ticks)
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0, "Expected ticker to tick during realloc()");
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/* Huge mallocx(). */
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tick0 = ticker_read(decay_ticker);
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p = mallocx(huge0, 0);
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assert_ptr_not_null(p, "Unexpected mallocx() failure");
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0,
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"Expected ticker to tick during huge mallocx()");
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/* Huge rallocx(). */
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tick0 = ticker_read(decay_ticker);
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p = rallocx(p, huge0, 0);
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assert_ptr_not_null(p, "Unexpected rallocx() failure");
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0,
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"Expected ticker to tick during huge rallocx()");
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/* Huge xallocx(). */
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tick0 = ticker_read(decay_ticker);
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xallocx(p, huge0, 0, 0);
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0,
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"Expected ticker to tick during huge xallocx()");
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/* Huge dallocx(). */
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tick0 = ticker_read(decay_ticker);
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dallocx(p, 0);
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0,
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"Expected ticker to tick during huge dallocx()");
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/* Huge sdallocx(). */
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p = mallocx(huge0, 0);
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assert_ptr_not_null(p, "Unexpected mallocx() failure");
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tick0 = ticker_read(decay_ticker);
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sdallocx(p, huge0, 0);
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0,
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"Expected ticker to tick during huge sdallocx()");
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/*
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* Test the *allocx() APIs using huge, large, and small size classes,
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* with tcache explicitly disabled.
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*/
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{
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unsigned i;
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size_t allocx_sizes[3];
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allocx_sizes[0] = huge0;
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allocx_sizes[1] = large0;
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allocx_sizes[2] = 1;
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/* Large mallocx(). */
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tick0 = ticker_read(decay_ticker);
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p = mallocx(large0, MALLOCX_TCACHE_NONE);
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assert_ptr_not_null(p, "Unexpected mallocx() failure");
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0,
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"Expected ticker to tick during large mallocx()");
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/* Large rallocx(). */
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tick0 = ticker_read(decay_ticker);
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p = rallocx(p, large0, MALLOCX_TCACHE_NONE);
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assert_ptr_not_null(p, "Unexpected rallocx() failure");
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0,
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"Expected ticker to tick during large rallocx()");
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/* Large xallocx(). */
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tick0 = ticker_read(decay_ticker);
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xallocx(p, large0, 0, MALLOCX_TCACHE_NONE);
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0,
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"Expected ticker to tick during large xallocx()");
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/* Large dallocx(). */
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tick0 = ticker_read(decay_ticker);
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dallocx(p, MALLOCX_TCACHE_NONE);
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0,
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"Expected ticker to tick during large dallocx()");
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/* Large sdallocx(). */
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p = mallocx(large0, MALLOCX_TCACHE_NONE);
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assert_ptr_not_null(p, "Unexpected mallocx() failure");
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tick0 = ticker_read(decay_ticker);
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sdallocx(p, large0, MALLOCX_TCACHE_NONE);
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0,
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"Expected ticker to tick during large sdallocx()");
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for (i = 0; i < sizeof(allocx_sizes) / sizeof(size_t); i++) {
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sz = allocx_sizes[i];
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/* Small mallocx(). */
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tick0 = ticker_read(decay_ticker);
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p = mallocx(1, MALLOCX_TCACHE_NONE);
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assert_ptr_not_null(p, "Unexpected mallocx() failure");
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0,
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"Expected ticker to tick during small mallocx()");
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/* Small rallocx(). */
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tick0 = ticker_read(decay_ticker);
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p = rallocx(p, 1, MALLOCX_TCACHE_NONE);
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assert_ptr_not_null(p, "Unexpected rallocx() failure");
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0,
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"Expected ticker to tick during small rallocx()");
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/* Small xallocx(). */
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tick0 = ticker_read(decay_ticker);
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xallocx(p, 1, 0, MALLOCX_TCACHE_NONE);
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0,
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"Expected ticker to tick during small xallocx()");
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/* Small dallocx(). */
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tick0 = ticker_read(decay_ticker);
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dallocx(p, MALLOCX_TCACHE_NONE);
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0,
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"Expected ticker to tick during small dallocx()");
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/* Small sdallocx(). */
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p = mallocx(1, MALLOCX_TCACHE_NONE);
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assert_ptr_not_null(p, "Unexpected mallocx() failure");
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tick0 = ticker_read(decay_ticker);
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sdallocx(p, 1, MALLOCX_TCACHE_NONE);
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0,
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"Expected ticker to tick during small sdallocx()");
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/* mallocx(). */
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tick0 = ticker_read(decay_ticker);
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p = mallocx(sz, MALLOCX_TCACHE_NONE);
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assert_ptr_not_null(p, "Unexpected mallocx() failure");
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0,
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"Expected ticker to tick during mallocx() (sz=%zu)",
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sz);
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/* rallocx(). */
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tick0 = ticker_read(decay_ticker);
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p = rallocx(p, sz, MALLOCX_TCACHE_NONE);
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assert_ptr_not_null(p, "Unexpected rallocx() failure");
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0,
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"Expected ticker to tick during rallocx() (sz=%zu)",
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sz);
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/* xallocx(). */
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tick0 = ticker_read(decay_ticker);
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xallocx(p, sz, 0, MALLOCX_TCACHE_NONE);
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0,
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"Expected ticker to tick during xallocx() (sz=%zu)",
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sz);
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/* dallocx(). */
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tick0 = ticker_read(decay_ticker);
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dallocx(p, MALLOCX_TCACHE_NONE);
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0,
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"Expected ticker to tick during dallocx() (sz=%zu)",
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sz);
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/* sdallocx(). */
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p = mallocx(sz, MALLOCX_TCACHE_NONE);
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assert_ptr_not_null(p, "Unexpected mallocx() failure");
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tick0 = ticker_read(decay_ticker);
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sdallocx(p, sz, MALLOCX_TCACHE_NONE);
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0,
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"Expected ticker to tick during sdallocx() "
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"(sz=%zu)", sz);
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}
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}
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/* tcache fill. */
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sz = sizeof(unsigned);
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assert_d_eq(mallctl("tcache.create", &tcache_ind, &sz, NULL, 0), 0,
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"Unexpected mallctl failure");
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tick0 = ticker_read(decay_ticker);
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p = mallocx(1, MALLOCX_TCACHE(tcache_ind));
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assert_ptr_not_null(p, "Unexpected mallocx() failure");
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0,
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"Expected ticker to tick during tcache fill");
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/* tcache flush. */
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dallocx(p, MALLOCX_TCACHE(tcache_ind));
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tick0 = ticker_read(decay_ticker);
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assert_d_eq(mallctl("tcache.flush", NULL, NULL, &tcache_ind,
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sizeof(unsigned)), 0, "Unexpected mallctl failure");
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0,
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"Expected ticker to tick during tcache flush");
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/*
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* Test tcache fill/flush interactions for large and small size classes,
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* using an explicit tcache.
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*/
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{
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unsigned tcache_ind, i;
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size_t tcache_sizes[2];
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tcache_sizes[0] = large0;
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tcache_sizes[1] = 1;
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sz = sizeof(unsigned);
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assert_d_eq(mallctl("tcache.create", &tcache_ind, &sz, NULL, 0),
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0, "Unexpected mallctl failure");
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for (i = 0; i < sizeof(tcache_sizes) / sizeof(size_t); i++) {
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sz = tcache_sizes[i];
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/* tcache fill. */
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tick0 = ticker_read(decay_ticker);
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p = mallocx(sz, MALLOCX_TCACHE(tcache_ind));
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assert_ptr_not_null(p, "Unexpected mallocx() failure");
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0,
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"Expected ticker to tick during tcache fill "
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"(sz=%zu)", sz);
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/* tcache flush. */
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dallocx(p, MALLOCX_TCACHE(tcache_ind));
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tick0 = ticker_read(decay_ticker);
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assert_d_eq(mallctl("tcache.flush", NULL, NULL,
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&tcache_ind, sizeof(unsigned)), 0,
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"Unexpected mallctl failure");
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tick1 = ticker_read(decay_ticker);
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assert_u32_ne(tick1, tick0,
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"Expected ticker to tick during tcache flush "
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"(sz=%zu)", sz);
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}
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}
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}
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TEST_END
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