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Cc: qemu-riscv@nongnu.org Signed-off-by: Richard Henderson Acked-by: Alistair Francis Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- target/riscv/tcg/tcg-cpu.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/target/riscv/tcg/tcg-cpu.c b/target/riscv/tcg/tcg-cpu.c index 55e00972b7..267186e5e3 100644 --- a/target/riscv/tcg/tcg-cpu.c +++ b/target/riscv/tcg/tcg-cpu.c @@ -237,6 +237,31 @@ static void riscv_restore_state_to_opc(CPUState *cs, env->excp_uw2 =3D data[2]; } =20 +#ifndef CONFIG_USER_ONLY +static vaddr riscv_pointer_wrap(CPUState *cs, int mmu_idx, + vaddr result, vaddr base) +{ + CPURISCVState *env =3D cpu_env(cs); + uint32_t pm_len; + bool pm_signext; + + if (cpu_address_xl(env) =3D=3D MXL_RV32) { + return (uint32_t)result; + } + + pm_len =3D riscv_pm_get_pmlen(riscv_pm_get_pmm(env)); + if (pm_len =3D=3D 0) { + return result; + } + + pm_signext =3D riscv_cpu_virt_mem_enabled(env); + if (pm_signext) { + return sextract64(result, 0, 64 - pm_len); + } + return extract64(result, 0, 64 - pm_len); +} +#endif + const TCGCPUOps riscv_tcg_ops =3D { .mttcg_supported =3D true, .guest_default_memory_order =3D 0, @@ -250,6 +275,7 @@ const TCGCPUOps riscv_tcg_ops =3D { =20 #ifndef CONFIG_USER_ONLY .tlb_fill =3D riscv_cpu_tlb_fill, + .pointer_wrap =3D riscv_pointer_wrap, .cpu_exec_interrupt =3D riscv_cpu_exec_interrupt, .cpu_exec_halt =3D riscv_cpu_has_work, .cpu_exec_reset =3D cpu_reset, --=20 2.43.0