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ppc: remove dead assignments, spotted by clang analyzer

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Value stored is never read.

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Blue Swirl 2010-04-25 20:32:49 +00:00
parent b2c58871c9
commit 05f92404cd
3 changed files with 10 additions and 8 deletions
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12
target-ppc/helper.c
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@ -198,7 +198,6 @@ static inline int _pte_check(mmu_ctx_t *ctx, int is_64b, target_ulong pte0,
target_ulong ptem, mmask;
int access, ret, pteh, ptev, pp;
access = 0;
ret = -1;
/* Check validity and table match */
#if defined(TARGET_PPC64)
@ -493,7 +492,7 @@ static inline int get_bat(CPUState *env, mmu_ctx_t *ctx, target_ulong virtual,
int rw, int type)
{
target_ulong *BATlt, *BATut, *BATu, *BATl;
target_ulong base, BEPIl, BEPIu, bl;
target_ulong BEPIl, BEPIu, bl;
int i, valid, prot;
int ret = -1;
@ -509,7 +508,6 @@ static inline int get_bat(CPUState *env, mmu_ctx_t *ctx, target_ulong virtual,
BATut = env->DBAT[0];
break;
}
base = virtual & 0xFFFC0000;
for (i = 0; i < env->nb_BATs; i++) {
BATu = &BATut[i];
BATl = &BATlt[i];
@ -1755,11 +1753,15 @@ void ppc_store_dbatl (CPUPPCState *env, int nr, target_ulong value)
void ppc_store_ibatu_601 (CPUPPCState *env, int nr, target_ulong value)
{
target_ulong mask;
#if defined(FLUSH_ALL_TLBS)
int do_inval;
#endif
dump_store_bat(env, 'I', 0, nr, value);
if (env->IBAT[0][nr] != value) {
#if defined(FLUSH_ALL_TLBS)
do_inval = 0;
#endif
mask = (env->IBAT[1][nr] << 17) & 0x0FFE0000UL;
if (env->IBAT[1][nr] & 0x40) {
/* Invalidate BAT only if it is valid */
@ -1792,11 +1794,15 @@ void ppc_store_ibatu_601 (CPUPPCState *env, int nr, target_ulong value)
void ppc_store_ibatl_601 (CPUPPCState *env, int nr, target_ulong value)
{
target_ulong mask;
#if defined(FLUSH_ALL_TLBS)
int do_inval;
#endif
dump_store_bat(env, 'I', 1, nr, value);
if (env->IBAT[1][nr] != value) {
#if defined(FLUSH_ALL_TLBS)
do_inval = 0;
#endif
if (env->IBAT[1][nr] & 0x40) {
#if !defined(FLUSH_ALL_TLBS)
mask = (env->IBAT[1][nr] << 17) & 0x0FFE0000UL;