[llvm-commits] [llvm] r117205 - in /llvm/trunk: lib/Target/X86/X86AsmPrinter.cpp test/CodeGen/X86/fltused.ll

[Michael J. Spencer]

Author: mspencer
Date: Sat Oct 23 04:06:59 2010
New Revision: 117205

URL: http://llvm.org/viewvc/llvm-project?rev=117205&view=rev
Log:
X86: Emit _fltused instead of __fltused on Windows x64.

Modified:
    llvm/trunk/lib/Target/X86/X86AsmPrinter.cpp
    llvm/trunk/test/CodeGen/X86/fltused.ll

Modified: llvm/trunk/lib/Target/X86/X86AsmPrinter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86AsmPrinter.cpp?rev=117205&r1=117204&r2=117205&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86AsmPrinter.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86AsmPrinter.cpp Sat Oct 23 04:06:59 2010
@@ -583,7 +583,8 @@
   if (Subtarget->isTargetWindows()
    && !Subtarget->isTargetCygMing()
    && MMI->callsExternalVAFunctionWithFloatingPointArguments()) {
-    MCSymbol *S = MMI->getContext().GetOrCreateSymbol(StringRef("__fltused"));
+    StringRef SymbolName = Subtarget->is64Bit() ? "_fltused" : "__fltused";
+    MCSymbol *S = MMI->getContext().GetOrCreateSymbol(SymbolName);
     OutStreamer.EmitSymbolAttribute(S, MCSA_Global);
   }
 

Modified: llvm/trunk/test/CodeGen/X86/fltused.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/fltused.ll?rev=117205&r1=117204&r2=117205&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/fltused.ll (original)
+++ llvm/trunk/test/CodeGen/X86/fltused.ll Sat Oct 23 04:06:59 2010
@@ -2,7 +2,8 @@
 ; any function is called with floating point arguments on Windows. And that it
 ; is not emitted otherwise.
 
-; RUN: llc < %s -mtriple i686-pc-win32 | FileCheck %s
+; RUN: llc < %s -mtriple i686-pc-win32 | FileCheck %s --check-prefix WIN32
+; RUN: llc < %s -mtriple x86_64-pc-win32 | FileCheck %s --check-prefix WIN64
 
 @.str = private constant [4 x i8] c"%f\0A\00"
 
@@ -14,4 +15,5 @@
 
 declare i32 @printf(i8* nocapture, ...) nounwind
 
-; CHECK: .globl __fltused
+; WIN32: .globl __fltused
+; WIN64: .globl _fltused