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target/ppc: Introduce an mmu_is_64bit() helper

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Callers don't really need to know how 64-bit MMU model enums are
computed. Hide this in a helper.

Signed-off-by: Greg Kurz <groug@kaod.org>
Message-Id: <20201209173536.1437351-3-groug@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Greg Kurz 2020-12-09 18:35:36 +01:00 • committed by David Gibson
parent d55dfd446c
commit d57d72a874
7 changed files with 17 additions and 12 deletions
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4
target/ppc/machine.c
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@ -550,7 +550,7 @@ static bool sr_needed(void *opaque)
#ifdef TARGET_PPC64
PowerPCCPU *cpu = opaque;
return !(cpu->env.mmu_model & POWERPC_MMU_64);
return !mmu_is_64bit(cpu->env.mmu_model);
#else
return true;
#endif
@ -606,7 +606,7 @@ static bool slb_needed(void *opaque)
PowerPCCPU *cpu = opaque;
/* We don't support any of the old segment table based 64-bit CPUs */
return cpu->env.mmu_model & POWERPC_MMU_64;
return mmu_is_64bit(cpu->env.mmu_model);
}
static int slb_post_load(void *opaque, int version_id)