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https://github.com/c64scene-ar/llvm-6502.git
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b839c3f577
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73736 91177308-0d34-0410-b5e6-96231b3b80d8
74 lines
3.0 KiB
C++
74 lines
3.0 KiB
C++
//===-- SPUTargetAsmInfo.cpp - Cell SPU asm properties ----------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file contains the declarations of the SPUTargetAsmInfo properties.
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//
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//===----------------------------------------------------------------------===//
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#include "SPUTargetAsmInfo.h"
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#include "SPUTargetMachine.h"
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#include "llvm/Function.h"
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#include "llvm/Support/Compiler.h"
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#include "llvm/Support/Dwarf.h"
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using namespace llvm;
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using namespace llvm::dwarf;
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SPULinuxTargetAsmInfo::SPULinuxTargetAsmInfo(const SPUTargetMachine &TM) :
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SPUTargetAsmInfo<ELFTargetAsmInfo>(TM) {
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PCSymbol = ".";
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CommentString = "#";
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GlobalPrefix = "";
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PrivateGlobalPrefix = ".L";
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// This corresponds to what the gcc SPU compiler emits, for consistency.
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CStringSection = ".rodata.str";
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// Has leb128, .loc and .file
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HasLEB128 = true;
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HasDotLocAndDotFile = true;
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// BSS section needs to be emitted as ".section"
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BSSSection = "\t.section\t.bss";
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BSSSection_ = getUnnamedSection("\t.section\t.bss",
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SectionFlags::Writeable | SectionFlags::BSS,
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true);
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SupportsDebugInformation = true;
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NeedsSet = true;
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DwarfAbbrevSection = "\t.section .debug_abbrev,\"\",@progbits";
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DwarfInfoSection = "\t.section .debug_info,\"\",@progbits";
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DwarfLineSection = "\t.section .debug_line,\"\",@progbits";
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DwarfFrameSection = "\t.section .debug_frame,\"\",@progbits";
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DwarfPubNamesSection = "\t.section .debug_pubnames,\"\",@progbits";
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DwarfPubTypesSection = "\t.section .debug_pubtypes,\"\",progbits";
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DwarfStrSection = "\t.section .debug_str,\"MS\",@progbits,1";
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DwarfLocSection = "\t.section .debug_loc,\"\",@progbits";
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DwarfARangesSection = "\t.section .debug_aranges,\"\",@progbits";
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DwarfRangesSection = "\t.section .debug_ranges,\"\",@progbits";
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DwarfMacroInfoSection = 0; // macro info not supported.
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// Exception handling is not supported on CellSPU (think about it: you only
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// have 256K for code+data. Would you support exception handling?)
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SupportsExceptionHandling = false;
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}
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/// PreferredEHDataFormat - This hook allows the target to select data
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/// format used for encoding pointers in exception handling data. Reason is
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/// 0 for data, 1 for code labels, 2 for function pointers. Global is true
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/// if the symbol can be relocated.
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unsigned
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SPULinuxTargetAsmInfo::PreferredEHDataFormat(DwarfEncoding::Target Reason,
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bool Global) const {
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// We really need to write something here.
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return TargetAsmInfo::PreferredEHDataFormat(Reason, Global);
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}
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// Instantiate default implementation.
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TEMPLATE_INSTANTIATION(class SPUTargetAsmInfo<TargetAsmInfo>);
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