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From: frank.chang@sifive.com
To: qemu-devel@nongnu.org
Cc: Palmer Dabbelt <palmer@dabbelt.com>,
	Alistair Francis <alistair.francis@wdc.com>,
	Weiwei Li <liwei1518@gmail.com>,
	Daniel Henrique Barboza <dbarboza@ventanamicro.com>,
	Liu Zhiwei <zhiwei_liu@linux.alibaba.com>,
	qemu-riscv@nongnu.org (open list:RISC-V TCG CPUs),
	Yong-Xuan Wang <yongxuan.wang@sifive.com>
Subject: [PATCH v3 1/6] target/riscv: fix address masking
Date: Fri, 12 Dec 2025 00:38:20 +0800	[thread overview]
Message-ID: <20251211163826.3998266-2-frank.chang@sifive.com> (raw)
In-Reply-To: <20251211163826.3998266-1-frank.chang@sifive.com>

From: Yong-Xuan Wang <yongxuan.wang@sifive.com>

The pmlen should get the corresponding value before shifting address.

Signed-off-by: Yong-Xuan Wang <yongxuan.wang@sifive.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
---
 target/riscv/internals.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/target/riscv/internals.h b/target/riscv/internals.h
index 172296f12e2..9b3f01144d2 100644
--- a/target/riscv/internals.h
+++ b/target/riscv/internals.h
@@ -203,8 +203,8 @@ static inline target_ulong adjust_addr_body(CPURISCVState *env,
     if (!is_virt_addr) {
         signext = riscv_cpu_virt_mem_enabled(env);
     }
-    addr = addr << pmlen;
     pmlen = riscv_pm_get_pmlen(pmm);
+    addr = addr << pmlen;
 
     /* sign/zero extend masked address by N-1 bit */
     if (signext) {
-- 
2.43.0



  reply	other threads:[~2025-12-11 16:38 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-12-11 16:38 [PATCH v3 0/6] Fix Zjpm implementation frank.chang
2025-12-11 16:38 ` frank.chang [this message]
2025-12-11 16:38 ` [PATCH v3 2/6] target/riscv: Add a helper to return the current effective priv mode frank.chang
2025-12-11 16:38 ` [PATCH v3 3/6] target/riscv: Fix pointer masking PMM field selection logic frank.chang
2025-12-11 16:38 ` [PATCH v3 4/6] target/riscv: Fix pointer masking for virtual-machine load/store insns frank.chang
2025-12-11 16:38 ` [PATCH v3 5/6] target/riscv: Rename riscv_pm_get_virt_pmm() to riscv_pm_get_vm_ldst_pmm() frank.chang
2025-12-11 16:38 ` [PATCH v3 6/6] target/riscv: Fix pointer masking translation mode check bug frank.chang

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