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pipebuffer: Fix/add detail to the under- overflow report messages.

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This commit is contained in:
José Fonseca
2008-08-28 22:03:42 +09:00
parent c6739e8cea
commit c46c07f6c6
1 changed files with 8 additions and 5 deletions
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13
src/gallium/auxiliary/pipebuffer/pb_bufmgr_debug.c
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@@ -129,7 +129,7 @@ check_random_pattern(const uint8_t *dst, size_t size,
for(i = 0; i < size; ++i) {
if(*dst++ != random_pattern[i % sizeof(random_pattern)]) {
*min_ofs = MIN2(*min_ofs, i);
*max_ofs = MIN2(*max_ofs, i);
*max_ofs = MAX2(*max_ofs, i);
result = FALSE;
}
}
@@ -172,18 +172,21 @@ pb_debug_buffer_check(struct pb_debug_buffer *buf)
underflow = !check_random_pattern(map, buf->underflow_size,
&min_ofs, &max_ofs);
if(underflow) {
debug_printf("buffer underflow (%u of %u bytes) detected\n",
debug_printf("buffer underflow (offset -%u%s to -%u bytes) detected\n",
buf->underflow_size - min_ofs,
buf->underflow_size);
min_ofs == 0 ? "+" : "",
buf->underflow_size - max_ofs);
}
overflow = !check_random_pattern(map + buf->underflow_size + buf->base.base.size,
buf->overflow_size,
&min_ofs, &max_ofs);
if(overflow) {
debug_printf("buffer overflow (%u of %u bytes) detected\n",
debug_printf("buffer overflow (size %u plus offset %u to %u%s bytes) detected\n",
buf->base.base.size,
min_ofs,
max_ofs,
buf->overflow_size);
max_ofs == buf->overflow_size - 1 ? "+" : "");
}
debug_assert(!underflow && !overflow);