Martin Storsjö : winedump: Print the whole multibyte unwind opcode for arm.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 825e8d8105efcd18a1a2083cdded3f5b1cef5435
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=825e8d8105efcd18a1a2083cd...

Author: Martin Storsjö <martin(a)martin.st>
Date:   Tue Nov  9 16:05:44 2021 +0200

winedump: Print the whole multibyte unwind opcode for arm.

Signed-off-by: Martin Storsjö <martin(a)martin.st>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 tools/winedump/pe.c | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/tools/winedump/pe.c b/tools/winedump/pe.c
index 04e01755171..4629c3082f9 100644
--- a/tools/winedump/pe.c
+++ b/tools/winedump/pe.c
@@ -764,6 +764,18 @@ static void dump_x86_64_unwind_info( const struct runtime_function_x86_64 *funct
                 (ULONG)(function->UnwindData + (const char *)(&handler_data->handler + 1) - (const char *)info ));
 }
 
+static const BYTE armnt_code_lengths[256] =
+{
+/* 00 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
+/* 20 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
+/* 40 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
+/* 60 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
+/* 80 */ 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
+/* a0 */ 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
+/* c0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
+/* e0 */ 1,1,1,1,1,1,1,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,4,3,4,1,1,1,1,1
+};
+
 static void dump_armnt_unwind_info( const struct runtime_function_armnt *fnc )
 {
     const struct unwind_info_armnt *info;
@@ -990,6 +1002,7 @@ static void dump_armnt_unwind_info( const struct runtime_function_armnt *fnc )
         for (b = 0; b < words * sizeof(*codes); b++)
         {
             BYTE code = bytes[b];
+            BYTE len = armnt_code_lengths[code];
 
             if (info->e && b == count)
             {
@@ -1007,7 +1020,10 @@ static void dump_armnt_unwind_info( const struct runtime_function_armnt *fnc )
                     }
             }
 
-            printf( "    Unwind Code %x\t", code );
+            printf( "    Unwind Code");
+            for (i = 0; i < len; i++)
+                printf( " %02x", bytes[b+i] );
+            printf( "\t" );
 
             if (code == 0x00)
                 printf( "\n" );