Alexandre Julliard : winebuild: Don' t use underscore prefix on 64-bit Windows.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 4f266a88c0b9455c6be961a12404edeb66e0ba7f
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=4f266a88c0b9455c6be961a12404edeb66e0ba7f

Author: Alexandre Julliard <julliard at winehq.org>
Date:   Wed Mar  6 10:40:13 2019 +0100

winebuild: Don't use underscore prefix on 64-bit Windows.

Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 tools/winebuild/utils.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/tools/winebuild/utils.c b/tools/winebuild/utils.c
index 87761c2..fa9169b 100644
--- a/tools/winebuild/utils.c
+++ b/tools/winebuild/utils.c
@@ -1039,8 +1039,10 @@ const char *asm_name( const char *sym )
 
     switch (target_platform)
     {
-    case PLATFORM_APPLE:
     case PLATFORM_WINDOWS:
+        if (target_cpu != CPU_x86) return sym;
+        /* fall through */
+    case PLATFORM_APPLE:
         if (sym[0] == '.' && sym[1] == 'L') return sym;
         free( buffer );
         buffer = strmake( "_%s", sym );
@@ -1061,7 +1063,7 @@ const char *func_declaration( const char *func )
         return "";
     case PLATFORM_WINDOWS:
         free( buffer );
-        buffer = strmake( ".def _%s; .scl 2; .type 32; .endef", func );
+        buffer = strmake( ".def %s%s; .scl 2; .type 32; .endef", target_cpu == CPU_x86 ? "_" : "", func );
         break;
     default:
         free( buffer );
@@ -1164,7 +1166,8 @@ const char *asm_globl( const char *func )
         buffer = strmake( "\t.globl _%s\n\t.private_extern _%s\n_%s:", func, func, func );
         break;
     case PLATFORM_WINDOWS:
-        buffer = strmake( "\t.globl _%s\n_%s:", func, func );
+        buffer = strmake( "\t.globl %s%s\n%s%s:", target_cpu == CPU_x86 ? "_" : "", func,
+                          target_cpu == CPU_x86 ? "_" : "", func );
         break;
     default:
         buffer = strmake( "\t.globl %s\n\t.hidden %s\n%s:", func, func, func );