diff options
Diffstat (limited to 'target/arm/cpu.c')
| -rw-r--r-- | target/arm/cpu.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/target/arm/cpu.c b/target/arm/cpu.c index ca5ed78..e025e24 100644 --- a/target/arm/cpu.c +++ b/target/arm/cpu.c @@ -2703,6 +2703,29 @@ static const struct SysemuCPUOps arm_sysemu_ops = { #endif #ifdef CONFIG_TCG +#ifndef CONFIG_USER_ONLY +static vaddr aprofile_pointer_wrap(CPUState *cs, int mmu_idx, + vaddr result, vaddr base) +{ + /* + * The Stage2 and Phys indexes are only used for ptw on arm32, + * and all pte's are aligned, so we never produce a wrap for these. + * Double check that we're not truncating a 40-bit physical address. + */ + assert((unsigned)mmu_idx < (ARMMMUIdx_Stage2_S & ARM_MMU_IDX_COREIDX_MASK)); + + if (!is_a64(cpu_env(cs))) { + return (uint32_t)result; + } + + /* + * TODO: For FEAT_CPA2, decide how to we want to resolve + * Unpredictable_CPACHECK in AddressIncrement. + */ + return result; +} +#endif /* !CONFIG_USER_ONLY */ + static const TCGCPUOps arm_tcg_ops = { .mttcg_supported = true, /* ARM processors have a weak memory model */ @@ -2722,6 +2745,7 @@ static const TCGCPUOps arm_tcg_ops = { .untagged_addr = aarch64_untagged_addr, #else .tlb_fill_align = arm_cpu_tlb_fill_align, + .pointer_wrap = aprofile_pointer_wrap, .cpu_exec_interrupt = arm_cpu_exec_interrupt, .cpu_exec_halt = arm_cpu_exec_halt, .cpu_exec_reset = cpu_reset, |