diff mbox series

[3/7] target/s390x: Use void* for haddr in S390Access

Message ID 20230109201856.3916639-4-richard.henderson@linaro.org
State New
Headers show
Series target/s390x: mem_helper.c cleanups | expand

Commit Message

Richard Henderson Jan. 9, 2023, 8:18 p.m. UTC 
The interface from probe_access_flags is void*, and matching
that will be helpful.  We already rely on the gcc extension
for byte arithmetic on void*.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/s390x/tcg/mem_helper.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

Comments

David Hildenbrand Jan. 11, 2023, 10:15 a.m. UTC | #1 
On 09.01.23 21:18, Richard Henderson wrote:
> The interface from probe_access_flags is void*, and matching
> that will be helpful.  We already rely on the gcc extension
> for byte arithmetic on void*.
> 
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---

Reviewed-by: David Hildenbrand <david@redhat.com>
diff mbox series

Patch

diff --git a/target/s390x/tcg/mem_helper.c b/target/s390x/tcg/mem_helper.c
index 6a50189ef0..0f2830f87c 100644
--- a/target/s390x/tcg/mem_helper.c
+++ b/target/s390x/tcg/mem_helper.c
@@ -114,8 +114,8 @@  static inline void cpu_stsize_data_ra(CPUS390XState *env, uint64_t addr,
 typedef struct S390Access {
     target_ulong vaddr1;
     target_ulong vaddr2;
-    char *haddr1;
-    char *haddr2;
+    void *haddr1;
+    void *haddr2;
     uint16_t size1;
     uint16_t size2;
     /*
@@ -268,8 +268,9 @@  static void access_memset(CPUS390XState *env, S390Access *desta,
                      desta->mmu_idx, ra);
 }
 
-static uint8_t do_access_get_byte(CPUS390XState *env, vaddr vaddr, char **haddr,
-                                  int offset, int mmu_idx, uintptr_t ra)
+static uint8_t do_access_get_byte(CPUS390XState *env, vaddr vaddr,
+                                  void **haddr, int offset,
+                                  int mmu_idx, uintptr_t ra)
 {
 #ifdef CONFIG_USER_ONLY
     return ldub_p(*haddr + offset);
@@ -301,7 +302,7 @@  static uint8_t access_get_byte(CPUS390XState *env, S390Access *access,
                               offset - access->size1, access->mmu_idx, ra);
 }
 
-static void do_access_set_byte(CPUS390XState *env, vaddr vaddr, char **haddr,
+static void do_access_set_byte(CPUS390XState *env, vaddr vaddr, void **haddr,
                                int offset, uint8_t byte, int mmu_idx,
                                uintptr_t ra)
 {