From: Andreas Tobler <a.tobler@schweiz.ch>
Date: Tue, 9 Sep 2003 17:37:53 +0000 (+0200)
Subject: 2003-09-09  Andreas Tobler  <a.tobler@schweiz.ch>
X-Git-Tag: releases/gcc-3.4.0~3813
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=086a4bd7ddda8e5ac0faeee217f6ff5564bb1b4f;p=thirdparty%2Fgcc.git

2003-09-09  Andreas Tobler  <a.tobler@schweiz.ch>

	* src/powerpc/ffi.c (ffi_closure_helper_SYSV) Handle struct
	passing correctly.

From-SVN: r71238
---

diff --git a/libffi/ChangeLog b/libffi/ChangeLog
index 19493bb2eed5..bc9f28a62a63 100644
--- a/libffi/ChangeLog
+++ b/libffi/ChangeLog
@@ -1,3 +1,8 @@
+2003-09-09  Andreas Tobler  <a.tobler@schweiz.ch>
+
+	* src/powerpc/ffi.c (ffi_closure_helper_SYSV) Handle struct
+	passing correctly.
+	
 2003-09-09  Alan Modra  <amodra@bigpond.net.au>
 
 	* configure: Regenerate.
diff --git a/libffi/src/powerpc/ffi.c b/libffi/src/powerpc/ffi.c
index 30ab7efb0c60..010050f91ba2 100644
--- a/libffi/src/powerpc/ffi.c
+++ b/libffi/src/powerpc/ffi.c
@@ -853,8 +853,7 @@ ffi_closure_helper_SYSV (ffi_closure* closure, void * rvalue,
 	case FFI_TYPE_SINT32:
 	case FFI_TYPE_UINT32:
 	case FFI_TYPE_POINTER:
-	case FFI_TYPE_STRUCT:
-	/* there are 8 gpr registers used to pass values */
+	  /* there are 8 gpr registers used to pass values */
           if (ng < 8) {
 	     avalue[i] = pgr;
              ng++;
@@ -864,6 +863,19 @@ ffi_closure_helper_SYSV (ffi_closure* closure, void * rvalue,
              pst++;
           }
 	  break;
+	
+	case FFI_TYPE_STRUCT:
+	  /* Structs are passed by reference. The address will appear in a 
+	     gpr if it is one of the first 8 arguments.  */
+          if (ng < 8) {
+	     avalue[i] = (void *) *pgr;
+             ng++;
+             pgr++;
+          } else {
+             avalue[i] = (void *) *pst;
+             pst++;
+          }
+	  break;
 
 	case FFI_TYPE_SINT64:
 	case FFI_TYPE_UINT64: