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cpu-exec: remove unnecessary assignment

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Avoid this warning from clang analyzer:
/src/qemu/cpu-exec.c:97:5: warning: Value stored to 'phys_page2' is never read
    phys_page2 = -1;

Adjust the scope of the variable while at it.

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Blue Swirl 2011-09-04 11:06:22 +00:00
parent 6115c0a82d
commit 337fc75870
1 changed files with 3 additions and 2 deletions
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5
cpu-exec.c
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@ -86,7 +86,7 @@ static TranslationBlock *tb_find_slow(CPUState *env,
{ {
TranslationBlock *tb, **ptb1; TranslationBlock *tb, **ptb1;
unsigned int h; unsigned int h;
tb_page_addr_t phys_pc, phys_page1, phys_page2; tb_page_addr_t phys_pc, phys_page1;
target_ulong virt_page2; target_ulong virt_page2;
tb_invalidated_flag = 0; tb_invalidated_flag = 0;
@ -94,7 +94,6 @@ static TranslationBlock *tb_find_slow(CPUState *env,
/* find translated block using physical mappings */ /* find translated block using physical mappings */
phys_pc = get_page_addr_code(env, pc); phys_pc = get_page_addr_code(env, pc);
phys_page1 = phys_pc & TARGET_PAGE_MASK; phys_page1 = phys_pc & TARGET_PAGE_MASK;
phys_page2 = -1;
h = tb_phys_hash_func(phys_pc); h = tb_phys_hash_func(phys_pc);
ptb1 = &tb_phys_hash[h]; ptb1 = &tb_phys_hash[h];
for(;;) { for(;;) {
@ -107,6 +106,8 @@ static TranslationBlock *tb_find_slow(CPUState *env,
tb->flags == flags) { tb->flags == flags) {
/* check next page if needed */ /* check next page if needed */
if (tb->page_addr[1] != -1) { if (tb->page_addr[1] != -1) {
tb_page_addr_t phys_page2;
virt_page2 = (pc & TARGET_PAGE_MASK) + virt_page2 = (pc & TARGET_PAGE_MASK) +
TARGET_PAGE_SIZE; TARGET_PAGE_SIZE;
phys_page2 = get_page_addr_code(env, virt_page2); phys_page2 = get_page_addr_code(env, virt_page2);