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Diffstat (limited to 'bridges/source/cpp_uno/gcc3_linux_intel/call.s')
-rw-r--r--bridges/source/cpp_uno/gcc3_linux_intel/call.s16
1 files changed, 11 insertions, 5 deletions
diff --git a/bridges/source/cpp_uno/gcc3_linux_intel/call.s b/bridges/source/cpp_uno/gcc3_linux_intel/call.s
index f345e3a764ac..45d7c5308d30 100644
--- a/bridges/source/cpp_uno/gcc3_linux_intel/call.s
+++ b/bridges/source/cpp_uno/gcc3_linux_intel/call.s
@@ -9,7 +9,8 @@ privateSnippetExecutorGeneral:
.LCFIg0:
movl %esp,%ebp
.LCFIg1:
- subl $0x4,%esp # 32bit returnValue
+ subl $0x8,%esp # 32bit returnValue, and preserve potential 128bit
+ # stack alignment
pushl %esp # 32bit &returnValue
pushl %ecx # 32bit pCallStack
pushl %edx # 32bit nVtableOffset
@@ -30,6 +31,7 @@ privateSnippetExecutorVoid:
.LCFIv0:
movl %esp,%ebp
.LCFIv1:
+ andl $0xFFFFFFF0,%esp # preserve potential 128bit stack alignment
pushl $0 # 32bit null pointer (returnValue not used)
pushl %ecx # 32bit pCallStack
pushl %edx # 32bit nVtableOffset
@@ -49,7 +51,8 @@ privateSnippetExecutorHyper:
.LCFIh0:
movl %esp,%ebp
.LCFIh1:
- subl $0x8,%esp # 64bit returnValue
+ subl $0x8,%esp # 64bit returnValue (preserves potential 128bit
+ # stack alignment)
pushl %esp # 32bit &returnValue
pushl %ecx # 32bit pCallStack
pushl %edx # 32bit nVtableOffset
@@ -71,7 +74,8 @@ privateSnippetExecutorFloat:
.LCFIf0:
movl %esp,%ebp
.LCFIf1:
- subl $0x4,%esp # 32bit returnValue
+ subl $0x8,%esp # 32bit returnValue, and preserve potential 128bit
+ # stack alignment
pushl %esp # 32bit &returnValue
pushl %ecx # 32bit pCallStack
pushl %edx # 32bit nVtableOffset
@@ -92,7 +96,8 @@ privateSnippetExecutorDouble:
.LCFId0:
movl %esp,%ebp
.LCFId1:
- subl $0x8,%esp # 64bit returnValue
+ subl $0x8,%esp # 64bit returnValue (preserves potential 128bit
+ # stack alignment)
pushl %esp # 32bit &returnValue
pushl %ecx # 32bit pCallStack
pushl %edx # 32bit nVtableOffset
@@ -113,7 +118,8 @@ privateSnippetExecutorClass:
.LCFIc0:
movl %esp,%ebp
.LCFIc1:
- subl $0x4,%esp # 32bit returnValue
+ subl $0x8,%esp # 32bit returnValue, and preserve potential 128bit
+ # stack alignment
pushl %esp # 32bit &returnValue
pushl %ecx # 32bit pCallStack
pushl %edx # 32bit nVtableOffset