1 //===-- ARMMCAsmInfo.cpp - ARM asm properties -------------------*- C++ -*-===// 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 ARMMCAsmInfo properties. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #include "ARMMCAsmInfo.h" 15 #include "llvm/Support/CommandLine.h" 16 17 using namespace llvm; 18 19 cl::opt<bool> 20 EnableARMEHABI("arm-enable-ehabi", cl::Hidden, 21 cl::desc("Generate ARM EHABI tables"), 22 cl::init(false)); 23 24 25 static const char *const arm_asm_table[] = { 26 "{r0}", "r0", 27 "{r1}", "r1", 28 "{r2}", "r2", 29 "{r3}", "r3", 30 "{r4}", "r4", 31 "{r5}", "r5", 32 "{r6}", "r6", 33 "{r7}", "r7", 34 "{r8}", "r8", 35 "{r9}", "r9", 36 "{r10}", "r10", 37 "{r11}", "r11", 38 "{r12}", "r12", 39 "{r13}", "r13", 40 "{r14}", "r14", 41 "{lr}", "lr", 42 "{sp}", "sp", 43 "{ip}", "ip", 44 "{fp}", "fp", 45 "{sl}", "sl", 46 "{memory}", "memory", 47 "{cc}", "cc", 48 0,0 49 }; 50 51 ARMMCAsmInfoDarwin::ARMMCAsmInfoDarwin() { 52 AsmTransCBE = arm_asm_table; 53 Data64bitsDirective = 0; 54 CommentString = "@"; 55 Code16Directive = ".code\t16"; 56 Code32Directive = ".code\t32"; 57 58 SupportsDebugInformation = true; 59 60 // Exceptions handling 61 ExceptionsType = ExceptionHandling::SjLj; 62 } 63 64 ARMELFMCAsmInfo::ARMELFMCAsmInfo() { 65 // ".comm align is in bytes but .align is pow-2." 66 AlignmentIsInBytes = false; 67 68 Data64bitsDirective = 0; 69 CommentString = "@"; 70 PrivateGlobalPrefix = ".L"; 71 Code16Directive = ".code\t16"; 72 Code32Directive = ".code\t32"; 73 74 WeakRefDirective = "\t.weak\t"; 75 LCOMMDirectiveType = LCOMM::NoAlignment; 76 77 HasLEB128 = true; 78 SupportsDebugInformation = true; 79 80 // Exceptions handling 81 if (EnableARMEHABI) 82 ExceptionsType = ExceptionHandling::ARM; 83 } 84
