This commit defines vaddr based on TCG_VADDR_BITS. For non-wasm hosts,
TCG_VADDR_BITS maches the pointer size, so this change preserves the
original behaviour.

Signed-off-by: Kohei Tokunaga <ktokunaga.m...@gmail.com>
---
 include/exec/helper-head.h.inc |  9 +++++----
 include/exec/vaddr.h           | 28 +++++++++++++++++++---------
 include/tcg/tcg.h              |  6 +++---
 3 files changed, 27 insertions(+), 16 deletions(-)

diff --git a/include/exec/helper-head.h.inc b/include/exec/helper-head.h.inc
index 5b248fd713..cbeb7bc371 100644
--- a/include/exec/helper-head.h.inc
+++ b/include/exec/helper-head.h.inc
@@ -58,16 +58,17 @@
 # define dh_ctype_tl target_ulong
 #endif /* COMPILING_PER_TARGET */
 
-#if __SIZEOF_POINTER__ == 4
+#if TCG_VADDR_BITS == 32
 # define dh_alias_vaddr i32
 # define dh_typecode_vaddr dh_typecode_i32
-#elif __SIZEOF_POINTER__ == 8
+# define dh_ctype_vaddr uint32_t
+#elif TCG_VADDR_BITS == 64
 # define dh_alias_vaddr i64
 # define dh_typecode_vaddr dh_typecode_i64
+# define dh_ctype_vaddr uint64_t
 #else
 # error "sizeof pointer is different from {4,8}"
-#endif /* __SIZEOF_POINTER__ */
-# define dh_ctype_vaddr uintptr_t
+#endif /* TCG_VADDR_BITS */
 
 /* We can't use glue() here because it falls foul of C preprocessor
    recursive expansion rules.  */
diff --git a/include/exec/vaddr.h b/include/exec/vaddr.h
index 28bec632fb..ff6184a31e 100644
--- a/include/exec/vaddr.h
+++ b/include/exec/vaddr.h
@@ -6,15 +6,25 @@
 /**
  * vaddr:
  * Type wide enough to contain any #target_ulong virtual address.
- * We do not support 64-bit guest on 32-host and detect at configure time.
- * Therefore, a host pointer width will always fit a guest pointer.
  */
-typedef uintptr_t vaddr;
-#define VADDR_PRId PRIdPTR
-#define VADDR_PRIu PRIuPTR
-#define VADDR_PRIo PRIoPTR
-#define VADDR_PRIx PRIxPTR
-#define VADDR_PRIX PRIXPTR
-#define VADDR_MAX UINTPTR_MAX
+#if TCG_VADDR_BITS == 32
+typedef uint32_t vaddr;
+#define VADDR_PRId PRId32
+#define VADDR_PRIu PRIu32
+#define VADDR_PRIo PRIo32
+#define VADDR_PRIx PRIx32
+#define VADDR_PRIX PRIX32
+#define VADDR_MAX UINT32_MAX
+#elif TCG_VADDR_BITS == 64
+typedef uint64_t vaddr;
+#define VADDR_PRId PRId64
+#define VADDR_PRIu PRIu64
+#define VADDR_PRIo PRIo64
+#define VADDR_PRIx PRIx64
+#define VADDR_PRIX PRIX64
+#define VADDR_MAX UINT64_MAX
+#else
+#error Unknown pointer size
+#endif
 
 #endif
diff --git a/include/tcg/tcg.h b/include/tcg/tcg.h
index 3fa5a7aed2..256a7b059c 100644
--- a/include/tcg/tcg.h
+++ b/include/tcg/tcg.h
@@ -218,13 +218,13 @@ typedef struct TCGv_ptr_d *TCGv_ptr;
 typedef struct TCGv_vec_d *TCGv_vec;
 typedef TCGv_ptr TCGv_env;
 
-#if __SIZEOF_POINTER__ == 4
+#if TCG_VADDR_BITS == 32
 typedef TCGv_i32 TCGv_vaddr;
-#elif __SIZEOF_POINTER__ == 8
+#elif TCG_VADDR_BITS == 64
 typedef TCGv_i64 TCGv_vaddr;
 #else
 # error "sizeof pointer is different from {4,8}"
-#endif /* __SIZEOF_POINTER__ */
+#endif /* TCG_VADDR_BITS */
 
 /* call flags */
 /* Helper does not read globals (either directly or through an exception). It
-- 
2.43.0


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