From 6ab1951ea2e31f47bc9f211dd9b2681c794b8e7f Mon Sep 17 00:00:00 2001
From: Caolán McNamara <caolanm@redhat.com>
Date: Fri, 22 Aug 2014 15:06:53 +0100
Subject: Resolves: rhbz#1125588 ppc64le passes testtools

*bzzt*, <lightning arcs, faint smell of ozone>, it's alive!

Change-Id: I0b42f4e2603e6d76200d63ab2e26bbb856ae1173
---
 bridges/source/cpp_uno/gcc3_linux_powerpc64/cpp2uno.cxx |  8 ++++++++
 bridges/source/cpp_uno/gcc3_linux_powerpc64/uno2cpp.cxx | 17 ++++++++++++++---
 2 files changed, 22 insertions(+), 3 deletions(-)

(limited to 'bridges')

diff --git a/bridges/source/cpp_uno/gcc3_linux_powerpc64/cpp2uno.cxx b/bridges/source/cpp_uno/gcc3_linux_powerpc64/cpp2uno.cxx
index dbdef1bce881..507d3b1fe173 100644
--- a/bridges/source/cpp_uno/gcc3_linux_powerpc64/cpp2uno.cxx
+++ b/bridges/source/cpp_uno/gcc3_linux_powerpc64/cpp2uno.cxx
@@ -545,7 +545,11 @@ extern "C" void privateSnippetExecutor( ... )
                 "mr     %0,    1\n\t"
                 : "=r" (sp) : );
 
+#if _CALL_ELF == 2
     volatile long nRegReturn[1];
+#else
+    volatile long nRegReturn[2];
+#endif
 
     typelib_TypeClass aType =
         cpp_mediate( nOffsetAndIndex, (void**)gpreg, (void**)fpreg, sp, (sal_Int64*)nRegReturn);
@@ -588,6 +592,10 @@ extern "C" void privateSnippetExecutor( ... )
         default:
             __asm__( "ld 3,%0\n\t"
                 : : "m" (nRegReturn[0]) );
+#if _CALL_ELF == 2
+            __asm__( "ld 4,%0\n\t"
+                : : "m" (nRegReturn[1]) );
+#endif
             break;
     }
 }
diff --git a/bridges/source/cpp_uno/gcc3_linux_powerpc64/uno2cpp.cxx b/bridges/source/cpp_uno/gcc3_linux_powerpc64/uno2cpp.cxx
index aa054d78a16a..391ef219ac27 100644
--- a/bridges/source/cpp_uno/gcc3_linux_powerpc64/uno2cpp.cxx
+++ b/bridges/source/cpp_uno/gcc3_linux_powerpc64/uno2cpp.cxx
@@ -87,9 +87,9 @@ namespace ppc64
     }
 }
 
-void MapReturn(long r3, double dret, typelib_TypeClass eTypeClass, void *pRegisterReturn)
+void MapReturn(long r3, long r4, double dret, typelib_TypeDescriptionReference* pReturnType, void *pRegisterReturn)
 {
-    switch (eTypeClass)
+    switch (pReturnType->eTypeClass)
     {
     case typelib_TypeClass_HYPER:
     case typelib_TypeClass_UNSIGNED_HYPER:
@@ -115,6 +115,17 @@ void MapReturn(long r3, double dret, typelib_TypeClass eTypeClass, void *pRegist
     case typelib_TypeClass_DOUBLE:
             *reinterpret_cast<double *>( pRegisterReturn ) = dret;
             break;
+#if _CALL_ELF == 2
+    case typelib_TypeClass_STRUCT:
+    case typelib_TypeClass_EXCEPTION:
+            if (!ppc64::return_in_hidden_param(pReturnType))
+            {
+                sal_uInt64 *pRegisters = reinterpret_cast<sal_uInt64*>(pRegisterReturn);
+                pRegisters[0] = r3;
+                if (pReturnType->pType->nSize > 8)
+                    pRegisters[1] = r4;
+            }
+#endif
     default:
             break;
     }
@@ -222,7 +233,7 @@ static void callVirtualMethod(void * pThis, sal_uInt32 nVtableIndex,
                 "fmr    %0,     1\n\t"
                 : "=f" (dret), "=r" (r3), "=r" (r4) : );
 
-    MapReturn(r3, dret, pReturnTypeDescr->eTypeClass, pRegisterReturn);
+    MapReturn(r3, r4, dret, pReturnTypeRef, pRegisterReturn);
 }
 
 // Macros for easier insertion of values to registers or stack
-- 
cgit