[llvm-commits] [llvm] r134744 - in /llvm/trunk: lib/Target/X86/X86ISelLowering.cpp test/CodeGen/X86/allrem-moddi3.ll

[Julien Lerouge]

Author: jlerouge
Date: Fri Jul  8 16:40:25 2011
New Revision: 134744

URL: http://llvm.org/viewvc/llvm-project?rev=134744&view=rev
Log:
Add _allrem, _aullrem and _allmul to the runtime for MSVC.
http://llvm.org/bugs/show_bug.cgi?id=10305

Added:
    llvm/trunk/test/CodeGen/X86/allrem-moddi3.ll
Modified:
    llvm/trunk/lib/Target/X86/X86ISelLowering.cpp

Modified: llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86ISelLowering.cpp?rev=134744&r1=134743&r2=134744&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86ISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86ISelLowering.cpp Fri Jul  8 16:40:25 2011
@@ -235,10 +235,16 @@
     // Setup Windows compiler runtime calls.
     setLibcallName(RTLIB::SDIV_I64, "_alldiv");
     setLibcallName(RTLIB::UDIV_I64, "_aulldiv");
+    setLibcallName(RTLIB::SREM_I64, "_allrem");
+    setLibcallName(RTLIB::UREM_I64, "_aullrem");
+    setLibcallName(RTLIB::MUL_I64, "_allmul");
     setLibcallName(RTLIB::FPTOUINT_F64_I64, "_ftol2");
     setLibcallName(RTLIB::FPTOUINT_F32_I64, "_ftol2");
     setLibcallCallingConv(RTLIB::SDIV_I64, CallingConv::X86_StdCall);
     setLibcallCallingConv(RTLIB::UDIV_I64, CallingConv::X86_StdCall);
+    setLibcallCallingConv(RTLIB::SREM_I64, CallingConv::X86_StdCall);
+    setLibcallCallingConv(RTLIB::UREM_I64, CallingConv::X86_StdCall);
+    setLibcallCallingConv(RTLIB::MUL_I64, CallingConv::X86_StdCall);
     setLibcallCallingConv(RTLIB::FPTOUINT_F64_I64, CallingConv::C);
     setLibcallCallingConv(RTLIB::FPTOUINT_F32_I64, CallingConv::C);
   }

Added: llvm/trunk/test/CodeGen/X86/allrem-moddi3.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/allrem-moddi3.ll?rev=134744&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/X86/allrem-moddi3.ll (added)
+++ llvm/trunk/test/CodeGen/X86/allrem-moddi3.ll Fri Jul  8 16:40:25 2011
@@ -0,0 +1,19 @@
+; Test that, for a 64 bit signed rem, a libcall to allrem is made on Windows
+; unless we have libgcc.
+
+; RUN: llc < %s -mtriple i386-pc-win32 | FileCheck %s
+; RUN: llc < %s -mtriple i386-pc-cygwin | FileCheck %s -check-prefix USEMODDI
+; RUN: llc < %s -mtriple i386-pc-mingw32 | FileCheck %s -check-prefix USEMODDI
+; PR10305
+; END.
+
+define i32 @main(i32 %argc, i8** nocapture %argv) nounwind readonly {
+entry:
+  %conv4 = sext i32 %argc to i64
+  %div = srem i64 84, %conv4
+  %conv7 = trunc i64 %div to i32
+  ret i32 %conv7
+}
+
+; CHECK: allrem
+; USEMODDI: moddi3