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fix: xorg with unit64

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This commit is contained in:
Renge 2022-03-26 14:34:33 -04:00
parent c3dbf2030c
commit 40f99b2b4b
3 changed files with 32 additions and 35 deletions
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6
hw3/src/main.c
View File

@ -3,11 +3,5 @@
int main(int argc, char const *argv[])
{
size_t sz_x = sizeof(int), sz_y = 10, sz_x1 = sizeof(int) * 20;
void *x = sf_malloc(sz_x);
/* void *y = */ sf_malloc(sz_y);
sf_realloc(x, sz_x1);
sf_show_heap();
return EXIT_SUCCESS;
}

36
hw3/src/sfmm.c
View File

@ -45,14 +45,12 @@ sf_block *get_prev_block(sf_block *block);
sf_block *get_next_block(sf_block *block);
void remove_list(sf_block *block);
sf_size_t get_pow(sf_size_t pow);
void xor_with_magic(sf_header *header);
void add_payload(int size);
void *sf_malloc(sf_size_t size)
{
if (size == 0)
return NULL;
if (sf_mem_start() == sf_mem_end())
if (sf_initialize())
return NULL;
@ -291,16 +289,16 @@ void set_header(sf_block *block, sf_header value)
{
next->prev_footer = block->header;
if ((prv_alloc & (sf_size_t)MAGIC) == 0)
next->header = next->header & ~prv_alloc;
next->header = next->header & ~((uint64_t)prv_alloc);
else
next->header = next->header | prv_alloc;
next->header = next->header | (uint64_t)prv_alloc;
}
else
{
if ((prv_alloc & (sf_size_t)MAGIC) == 0)
next->header = next->header | prv_alloc;
next->header = next->header | (uint64_t)prv_alloc;
else
next->header = next->header & ~prv_alloc;
next->header = next->header & ~((uint64_t)prv_alloc);
}
}
@ -335,13 +333,9 @@ void set_alloc(sf_block *block, sf_size_t is_alloc)
sf_header header = block->header ^ MAGIC;
sf_header value = header;
if (is_alloc)
{
value |= alloc;
}
value |= (uint64_t)alloc;
else
{
value &= (~((uint64_t)alloc));
}
set_header(block, value);
}
@ -350,28 +344,19 @@ void set_prv_alloc(sf_block *block, sf_size_t is_prv_allc)
sf_header header = block->header ^ MAGIC;
sf_header value = header;
if (is_prv_allc)
{
value |= prv_alloc;
}
value |= (uint64_t)prv_alloc;
else
{
value &= (~((uint64_t)prv_alloc));
}
set_header(block, value);
}
void set_in_qklst(sf_block *block, sf_size_t is_in_qklst)
{
sf_header header = block->header ^ MAGIC;
sf_header value = header;
sf_header value = block->header ^ MAGIC;
if (is_in_qklst)
{
value |= in_qklst;
}
value |= (uint64_t)in_qklst;
else
{
value &= (~((uint64_t)in_qklst));
}
set_header(block, value);
}
@ -501,8 +486,3 @@ void remove_list(sf_block *block)
block->body.links.next->body.links.prev = block->body.links.prev;
block->body.links.prev->body.links.next = block->body.links.next;
}
void xor_with_magic(sf_header *header)
{
*header ^= MAGIC;
}

25
hw3/tests/sfmm_tests.c
View File

@ -254,7 +254,6 @@ Test(sfmm_basecode_suite, realloc_larger_block, .timeout = TEST_TIMEOUT)
sf_internal_fragmentation(), 90 / 128.0);
cr_assert_eq(sf_peak_utilization(), 90 / 1024.0, "Wrong number of sf_peak_utilization(): (exp=%f, found=%f)",
sf_peak_utilization(), 90 / 1024.0);
}
Test(sfmm_basecode_suite, realloc_smaller_block_splinter, .timeout = TEST_TIMEOUT)
@ -279,6 +278,10 @@ Test(sfmm_basecode_suite, realloc_smaller_block_splinter, .timeout = TEST_TIMEOU
assert_quick_list_block_count(0, 0);
assert_free_block_count(0, 1);
assert_free_block_count(880, 1);
cr_assert_eq(sf_internal_fragmentation(), 64 / 96.0, "Wrong number of sf_internal_fragmentation(): (exp=%f, found=%f)",
sf_internal_fragmentation(), 64 / 96.0);
cr_assert_eq(sf_peak_utilization(), 80 / 1024.0, "Wrong number of sf_peak_utilization(): (exp=%f, found=%f)",
sf_peak_utilization(), 80 / 1024.0);
}
Test(sfmm_basecode_suite, realloc_smaller_block_free_block, .timeout = TEST_TIMEOUT)
@ -305,6 +308,10 @@ Test(sfmm_basecode_suite, realloc_smaller_block_free_block, .timeout = TEST_TIME
assert_quick_list_block_count(0, 0);
assert_free_block_count(0, 1);
assert_free_block_count(944, 1);
cr_assert_eq(sf_internal_fragmentation(), 4 / 32.0, "Wrong number of sf_internal_fragmentation(): (exp=%f, found=%f)",
sf_internal_fragmentation(), 4 / 32.0);
cr_assert_eq(sf_peak_utilization(), 64 / 1024.0, "Wrong number of sf_peak_utilization(): (exp=%f, found=%f)",
sf_peak_utilization(), 64 / 1024.0);
}
//############################################
@ -344,6 +351,10 @@ Test(sfmm_basecode_suite, quicklist1, .timeout = TEST_TIMEOUT)
cr_assert_eq(&bp->header, (char *)x6 - 8,
"Wrong first block in free list %d: (found=%p, exp=%p)",
i, &bp->header, (char *)x6 - 8);
cr_assert_eq(sf_internal_fragmentation(), 0, "Wrong number of sf_internal_fragmentation(): (exp=%f, found=%f)",
sf_internal_fragmentation(), 0);
cr_assert_eq(sf_peak_utilization(), 24 / 1024.0, "Wrong number of sf_peak_utilization(): (exp=%f, found=%f)",
sf_peak_utilization(), 24 / 1024.0);
}
Test(sfmm_basecode_suite, quicklist2, .timeout = TEST_TIMEOUT)
@ -372,6 +383,10 @@ Test(sfmm_basecode_suite, quicklist2, .timeout = TEST_TIMEOUT)
cr_assert_eq(&bp->header, (char *)x1 - 8,
"Wrong first block in free list %d: (found=%p, exp=%p)",
i, &bp->header, (char *)x1 - 8);
cr_assert_eq(sf_internal_fragmentation(), 0, "Wrong number of sf_internal_fragmentation(): (exp=%f, found=%f)",
sf_internal_fragmentation(), 0);
cr_assert_eq(sf_peak_utilization(), 20 / 1024.0, "Wrong number of sf_peak_utilization(): (exp=%f, found=%f)",
sf_peak_utilization(), 20 / 1024.0);
}
Test(sfmm_basecode_suite, realloc1, .timeout = TEST_TIMEOUT)
@ -384,6 +399,10 @@ Test(sfmm_basecode_suite, realloc1, .timeout = TEST_TIMEOUT)
assert_free_block_count(0, 2);
assert_free_block_count(12000, 1);
assert_free_block_count(528, 1);
cr_assert_eq(sf_internal_fragmentation(), (12000-8)/12000.0, "Wrong number of sf_internal_fragmentation(): (exp=%f, found=%f)",
sf_internal_fragmentation(), (12000-8)/12000.0);
cr_assert_eq(sf_peak_utilization(), (12000-8) / 24576.0, "Wrong number of sf_peak_utilization(): (exp=%f, found=%f)",
sf_peak_utilization(), (12000-8) / 24576.0);
}
Test(sfmm_basecode_suite, realloc2, .timeout = TEST_TIMEOUT)
@ -402,6 +421,10 @@ Test(sfmm_basecode_suite, realloc2, .timeout = TEST_TIMEOUT)
cr_assert_eq(114514, (int)*x3,
"Wrong value: (found=%d, exp=%d)",
114514, (int)*x3);
cr_assert_eq(sf_internal_fragmentation(), (24004)/24048.0, "Wrong number of sf_internal_fragmentation(): (exp=%f, found=%f)",
sf_internal_fragmentation(), (24004)/24048.0);
cr_assert_eq(sf_peak_utilization(), (24004) / 24576.0, "Wrong number of sf_peak_utilization(): (exp=%f, found=%f)",
sf_peak_utilization(), (24004) / 24576.0);
}
Test(sfmm_basecode_suite, freepro, .signal = SIGABRT, .timeout = TEST_TIMEOUT)