1 //===-- NVPTXMCAsmInfo.cpp - NVPTX asm properties -------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 // 10 // This file contains the declarations of the NVPTXMCAsmInfo properties. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #include "NVPTXMCAsmInfo.h" 15 #include "llvm/ADT/Triple.h" 16 #include "llvm/Support/CommandLine.h" 17 18 using namespace llvm; 19 20 // -debug-compile - Command line option to inform opt and llc passes to 21 // compile for debugging 22 static cl::opt<bool> CompileForDebugging("debug-compile", 23 cl::desc("Compile for debugging"), 24 cl::Hidden, cl::init(false)); 25 26 void NVPTXMCAsmInfo::anchor() {} 27 28 NVPTXMCAsmInfo::NVPTXMCAsmInfo(const Triple &TheTriple) { 29 if (TheTriple.getArch() == Triple::nvptx64) { 30 PointerSize = CalleeSaveStackSlotSize = 8; 31 } 32 33 CommentString = "//"; 34 35 HasSingleParameterDotFile = false; 36 37 InlineAsmStart = " begin inline asm"; 38 InlineAsmEnd = " end inline asm"; 39 40 SupportsDebugInformation = CompileForDebugging; 41 // PTX does not allow .align on functions. 42 HasFunctionAlignment = false; 43 HasDotTypeDotSizeDirective = false; 44 // PTX does not allow .hidden or .protected 45 HiddenDeclarationVisibilityAttr = HiddenVisibilityAttr = MCSA_Invalid; 46 ProtectedVisibilityAttr = MCSA_Invalid; 47 48 Data8bitsDirective = " .b8 "; 49 Data16bitsDirective = " .b16 "; 50 Data32bitsDirective = " .b32 "; 51 Data64bitsDirective = " .b64 "; 52 ZeroDirective = " .b8"; 53 AsciiDirective = " .b8"; 54 AscizDirective = " .b8"; 55 56 // @TODO: Can we just disable this? 57 WeakDirective = "\t// .weak\t"; 58 GlobalDirective = "\t// .globl\t"; 59 } 60
