[llvm-commits] [llvm] r126862 - in /llvm/trunk: include/llvm/CallingConv.h lib/AsmParser/LLLexer.cpp lib/AsmParser/LLParser.cpp lib/AsmParser/LLToken.h lib/Target/X86/X86CallingConv.td lib/VMCore/AsmWriter.cpp

[Tilmann Scheller]

Author: tilmann
Date: Wed Mar  2 13:29:22 2011
New Revision: 126862

URL: http://llvm.org/viewvc/llvm-project?rev=126862&view=rev
Log:
Add Win64 thiscall calling convention.

Modified:
    llvm/trunk/include/llvm/CallingConv.h
    llvm/trunk/lib/AsmParser/LLLexer.cpp
    llvm/trunk/lib/AsmParser/LLParser.cpp
    llvm/trunk/lib/AsmParser/LLToken.h
    llvm/trunk/lib/Target/X86/X86CallingConv.td
    llvm/trunk/lib/VMCore/AsmWriter.cpp

Modified: llvm/trunk/include/llvm/CallingConv.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/CallingConv.h?rev=126862&r1=126861&r2=126862&view=diff
==============================================================================
--- llvm/trunk/include/llvm/CallingConv.h (original)
+++ llvm/trunk/include/llvm/CallingConv.h Wed Mar  2 13:29:22 2011
@@ -94,7 +94,10 @@
 
     /// MBLAZE_INTR - Calling convention used for MBlaze interrupt support
     /// routines (i.e. GCC's save_volatiles attribute).
-    MBLAZE_SVOL = 74
+    MBLAZE_SVOL = 74,
+
+    /// Win64_ThisCall - Calling convention used for method calls on Win64.
+    Win64_ThisCall = 75
   };
 } // End CallingConv namespace
 

Modified: llvm/trunk/lib/AsmParser/LLLexer.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/AsmParser/LLLexer.cpp?rev=126862&r1=126861&r2=126862&view=diff
==============================================================================
--- llvm/trunk/lib/AsmParser/LLLexer.cpp (original)
+++ llvm/trunk/lib/AsmParser/LLLexer.cpp Wed Mar  2 13:29:22 2011
@@ -549,6 +549,7 @@
   KEYWORD(msp430_intrcc);
   KEYWORD(ptx_kernel);
   KEYWORD(ptx_device);
+  KEYWORD(win64_thiscallcc);
 
   KEYWORD(cc);
   KEYWORD(c);

Modified: llvm/trunk/lib/AsmParser/LLParser.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/AsmParser/LLParser.cpp?rev=126862&r1=126861&r2=126862&view=diff
==============================================================================
--- llvm/trunk/lib/AsmParser/LLParser.cpp (original)
+++ llvm/trunk/lib/AsmParser/LLParser.cpp Wed Mar  2 13:29:22 2011
@@ -1087,6 +1087,7 @@
 ///   ::= 'msp430_intrcc'
 ///   ::= 'ptx_kernel'
 ///   ::= 'ptx_device'
+///   ::= 'win64_thiscallcc'
 ///   ::= 'cc' UINT
 ///
 bool LLParser::ParseOptionalCallingConv(CallingConv::ID &CC) {
@@ -1104,6 +1105,7 @@
   case lltok::kw_msp430_intrcc:  CC = CallingConv::MSP430_INTR; break;
   case lltok::kw_ptx_kernel:     CC = CallingConv::PTX_Kernel; break;
   case lltok::kw_ptx_device:     CC = CallingConv::PTX_Device; break;
+  case lltok::kw_win64_thiscallcc:CC = CallingConv::Win64_ThisCall; break;
   case lltok::kw_cc: {
       unsigned ArbitraryCC;
       Lex.Lex();

Modified: llvm/trunk/lib/AsmParser/LLToken.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/AsmParser/LLToken.h?rev=126862&r1=126861&r2=126862&view=diff
==============================================================================
--- llvm/trunk/lib/AsmParser/LLToken.h (original)
+++ llvm/trunk/lib/AsmParser/LLToken.h Wed Mar  2 13:29:22 2011
@@ -74,6 +74,7 @@
     kw_arm_apcscc, kw_arm_aapcscc, kw_arm_aapcs_vfpcc,
     kw_msp430_intrcc,
     kw_ptx_kernel, kw_ptx_device,
+    kw_win64_thiscallcc,
 
     kw_signext,
     kw_zeroext,

Modified: llvm/trunk/lib/Target/X86/X86CallingConv.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86CallingConv.td?rev=126862&r1=126861&r2=126862&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86CallingConv.td (original)
+++ llvm/trunk/lib/Target/X86/X86CallingConv.td Wed Mar  2 13:29:22 2011
@@ -215,6 +215,13 @@
   // The first 4 integer arguments are passed in integer registers.
   CCIfType<[i32], CCAssignToRegWithShadow<[ECX , EDX , R8D , R9D ],
                                           [XMM0, XMM1, XMM2, XMM3]>>,
+  
+  // Do not pass the sret argument in RCX, the Win64 thiscall calling
+  // convention requires "this" to be passed in RCX.                                        
+  CCIfCC<"CallingConv::Win64_ThisCall", 
+    CCIfSRet<CCIfType<[i64], CCAssignToRegWithShadow<[RDX , R8  , R9  ],
+                                                     [XMM1, XMM2, XMM3]>>>>,
+
   CCIfType<[i64], CCAssignToRegWithShadow<[RCX , RDX , R8  , R9  ],
                                           [XMM0, XMM1, XMM2, XMM3]>>,
 

Modified: llvm/trunk/lib/VMCore/AsmWriter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/VMCore/AsmWriter.cpp?rev=126862&r1=126861&r2=126862&view=diff
==============================================================================
--- llvm/trunk/lib/VMCore/AsmWriter.cpp (original)
+++ llvm/trunk/lib/VMCore/AsmWriter.cpp Wed Mar  2 13:29:22 2011
@@ -1586,6 +1586,7 @@
   case CallingConv::MSP430_INTR:  Out << "msp430_intrcc "; break;
   case CallingConv::PTX_Kernel:   Out << "ptx_kernel"; break;
   case CallingConv::PTX_Device:   Out << "ptx_device"; break;
+  case CallingConv::Win64_ThisCall:Out << "win64_thiscallcc "; break;
   default: Out << "cc" << F->getCallingConv() << " "; break;
   }
 
@@ -1858,6 +1859,7 @@
     case CallingConv::MSP430_INTR:  Out << " msp430_intrcc "; break;
     case CallingConv::PTX_Kernel:   Out << " ptx_kernel"; break;
     case CallingConv::PTX_Device:   Out << " ptx_device"; break;
+    case CallingConv::Win64_ThisCall:Out << " win64_thiscallcc "; break;
     default: Out << " cc" << CI->getCallingConv(); break;
     }
 
@@ -1914,6 +1916,7 @@
     case CallingConv::MSP430_INTR:  Out << " msp430_intrcc "; break;
     case CallingConv::PTX_Kernel:   Out << " ptx_kernel"; break;
     case CallingConv::PTX_Device:   Out << " ptx_device"; break;
+    case CallingConv::Win64_ThisCall:Out << " win64_thiscallcc "; break;
     default: Out << " cc" << II->getCallingConv(); break;
     }