[PULL 05/39] target/arm: Use GetPhysAddrResult in get_phys_addr_v6

From: Peter Maydell <peter.maydell@linaro.org>
To: qemu-devel@nongnu.org
Subject: [PULL 05/39] target/arm: Use GetPhysAddrResult in get_phys_addr_v6
Date: Thu, 22 Sep 2022 17:35:02 +0100	[thread overview]
Message-ID: <20220922163536.1096175-6-peter.maydell@linaro.org> (raw)
In-Reply-To: <20220922163536.1096175-1-peter.maydell@linaro.org>

From: Richard Henderson <richard.henderson@linaro.org>

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220822152741.1617527-5-richard.henderson@linaro.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
 target/arm/ptw.c | 30 ++++++++++++++----------------
 1 file changed, 14 insertions(+), 16 deletions(-)

diff --git a/target/arm/ptw.c b/target/arm/ptw.c
index e8d3f88628e..600d9e6650d 100644
--- a/target/arm/ptw.c
+++ b/target/arm/ptw.c
@@ -536,8 +536,7 @@ do_fault:
 
 static bool get_phys_addr_v6(CPUARMState *env, uint32_t address,
                              MMUAccessType access_type, ARMMMUIdx mmu_idx,
-                             hwaddr *phys_ptr, MemTxAttrs *attrs, int *prot,
-                             target_ulong *page_size, ARMMMUFaultInfo *fi)
+                             GetPhysAddrResult *result, ARMMMUFaultInfo *fi)
 {
     ARMCPU *cpu = env_archcpu(env);
     int level = 1;
@@ -597,11 +596,11 @@ static bool get_phys_addr_v6(CPUARMState *env, uint32_t address,
             phys_addr = (desc & 0xff000000) | (address & 0x00ffffff);
             phys_addr |= (uint64_t)extract32(desc, 20, 4) << 32;
             phys_addr |= (uint64_t)extract32(desc, 5, 4) << 36;
-            *page_size = 0x1000000;
+            result->page_size = 0x1000000;
         } else {
             /* Section.  */
             phys_addr = (desc & 0xfff00000) | (address & 0x000fffff);
-            *page_size = 0x100000;
+            result->page_size = 0x100000;
         }
         ap = ((desc >> 10) & 3) | ((desc >> 13) & 4);
         xn = desc & (1 << 4);
@@ -627,12 +626,12 @@ static bool get_phys_addr_v6(CPUARMState *env, uint32_t address,
         case 1: /* 64k page.  */
             phys_addr = (desc & 0xffff0000) | (address & 0xffff);
             xn = desc & (1 << 15);
-            *page_size = 0x10000;
+            result->page_size = 0x10000;
             break;
         case 2: case 3: /* 4k page.  */
             phys_addr = (desc & 0xfffff000) | (address & 0xfff);
             xn = desc & 1;
-            *page_size = 0x1000;
+            result->page_size = 0x1000;
             break;
         default:
             /* Never happens, but compiler isn't smart enough to tell.  */
@@ -640,7 +639,7 @@ static bool get_phys_addr_v6(CPUARMState *env, uint32_t address,
         }
     }
     if (domain_prot == 3) {
-        *prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC;
+        result->prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC;
     } else {
         if (pxn && !regime_is_user(env, mmu_idx)) {
             xn = 1;
@@ -658,14 +657,14 @@ static bool get_phys_addr_v6(CPUARMState *env, uint32_t address,
                 fi->type = ARMFault_AccessFlag;
                 goto do_fault;
             }
-            *prot = simple_ap_to_rw_prot(env, mmu_idx, ap >> 1);
+            result->prot = simple_ap_to_rw_prot(env, mmu_idx, ap >> 1);
         } else {
-            *prot = ap_to_rw_prot(env, mmu_idx, ap, domain_prot);
+            result->prot = ap_to_rw_prot(env, mmu_idx, ap, domain_prot);
         }
-        if (*prot && !xn) {
-            *prot |= PAGE_EXEC;
+        if (result->prot && !xn) {
+            result->prot |= PAGE_EXEC;
         }
-        if (!(*prot & (1 << access_type))) {
+        if (!(result->prot & (1 << access_type))) {
             /* Access permission fault.  */
             fi->type = ARMFault_Permission;
             goto do_fault;
@@ -676,9 +675,9 @@ static bool get_phys_addr_v6(CPUARMState *env, uint32_t address,
          * the CPU doesn't support TZ or this is a non-secure translation
          * regime, because the attribute will already be non-secure.
          */
-        attrs->secure = false;
+        result->attrs.secure = false;
     }
-    *phys_ptr = phys_addr;
+    result->phys = phys_addr;
     return false;
 do_fault:
     fi->domain = domain;
@@ -2518,8 +2517,7 @@ bool get_phys_addr(CPUARMState *env, target_ulong address,
                                   result, fi);
     } else if (regime_sctlr(env, mmu_idx) & SCTLR_XP) {
         return get_phys_addr_v6(env, address, access_type, mmu_idx,
-                                &result->phys, &result->attrs,
-                                &result->prot, &result->page_size, fi);
+                                result, fi);
     } else {
         return get_phys_addr_v5(env, address, access_type, mmu_idx,
                                 &result->phys, &result->prot,
-- 
2.25.1


