commit 9a2478ac1a9aafcd5e89808868e170cfdfefcdc1
author Eli Friedman <eli.friedman@gmail.com> Fri Jan 20 00:05:46 2012 +0000
committer Eli Friedman <eli.friedman@gmail.com> Fri Jan 20 00:05:46 2012 +0000
tree bf270b5ef6468e9762a579d323642ede2f190f1b
parent f46fbade8ac5fac32671b0d55d9a8e67556cecb3

Support MSVC x86-32 sret convention.  PR11688.  Patch by Joe Groff.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@148513 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/X86/X86FastISel.cpp

diff --git a/lib/Target/X86/X86FastISel.cpp b/lib/Target/X86/X86FastISel.cpp
index bae5ede..13e20f4 100644
--- a/lib/Target/X86/X86FastISel.cpp
+++ b/lib/Target/X86/X86FastISel.cpp
@@ -1855,7 +1855,8 @@
   // Issue CALLSEQ_END
   unsigned AdjStackUp = TII.getCallFrameDestroyOpcode();
   unsigned NumBytesCallee = 0;
-  if (!Subtarget->is64Bit() && CS.paramHasAttr(1, Attribute::StructRet))
+  if (!Subtarget->is64Bit() && !Subtarget->isTargetWindows() &&
+      CS.paramHasAttr(1, Attribute::StructRet))
     NumBytesCallee = 4;
   BuildMI(*FuncInfo.MBB, FuncInfo.InsertPt, DL, TII.get(AdjStackUp))
     .addImm(NumBytes).addImm(NumBytesCallee);