reverting 116056: win64_params.ll may need to be conditionalized?

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116063 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index 27226d885d7841f0d893ec9740a7968081bff7f3..66f9612e02759cfca51c155bf0764e608bee1a7f 100644 (file)
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -1701,12 +1701,8 @@ X86TargetLowering::LowerFormalArguments(SDValue Chain,
         TotalNumXMMRegs = 0;
 
       if (IsWin64) {
-        const TargetFrameInfo &TFI = *getTargetMachine().getFrameInfo();
-        // Get to the caller-allocated home save location.  Add 8 to account
-        // for the return address.
-        int HomeOffset = TFI.getOffsetOfLocalArea() + 8;
         FuncInfo->setRegSaveFrameIndex(
-          MFI->CreateFixedObject(1, NumIntRegs * 8 + HomeOffset, false));
+          MFI->CreateFixedObject(1, NumIntRegs * 8, false));
         FuncInfo->setVarArgsFrameIndex(FuncInfo->getRegSaveFrameIndex());
       } else {
         // For X86-64, if there are vararg parameters that are passed via

diff --git a/test/CodeGen/X86/win64_params.ll b/test/CodeGen/X86/win64_params.ll
deleted file mode 100644 (file)
index 0b67368..0000000
--- a/test/CodeGen/X86/win64_params.ll
+++ /dev/null
@@ -1,11 +0,0 @@
-; RUN: llc < %s -mtriple=x86_64-pc-win32 | FileCheck %s
-
-; Verify that the 5th and 6th parameters are coming from the correct location
-; on the stack.
-define i32 @f6(i32 %p1, i32 %p2, i32 %p3, i32 %p4, i32 %p5, i32 %p6) nounwind readnone optsize {
-entry:
-; CHECK: movl    80(%rsp), %eax
-; CHECK: addl    72(%rsp), %eax
-  %add = add nsw i32 %p6, %p5
-  ret i32 %add
-}