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target/ppc: optimize hreg_compute_pmu_hflags_value 

The second if-condition can be true only if the first one above is true.
Enclose the latter into the former to avoid un-necessary check if first
condition fails.

Reviewed-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Harsh Prateek Bora <harshpb@linux.ibm.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
This commit is contained in:
Harsh Prateek Bora 2024-10-10 11:17:34 +05:30 committed by Nicholas Piggin
parent 052af14ef2
commit 7e806070f8
1 changed files with 3 additions and 3 deletions
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6
target/ppc/helper_regs.c
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@ -102,9 +102,9 @@ static uint32_t hreg_compute_pmu_hflags_value(CPUPPCState *env)
#ifndef CONFIG_USER_ONLY
if (env->pmc_ins_cnt) {
hflags |= 1 << HFLAGS_INSN_CNT;
}
if (env->pmc_ins_cnt & 0x1e) {
hflags |= 1 << HFLAGS_PMC_OTHER;
if (env->pmc_ins_cnt & 0x1e) {
hflags |= 1 << HFLAGS_PMC_OTHER;
}
}
#endif
#endif