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llvm-mirror/lib/Target/PowerPC/MCTargetDesc/PPCMCAsmInfo.cpp
Ulrich Weigand 3ec182626d Use the integrated assembler as default on PowerPC
This was already done in clang, this commit now uses the integrated
assembler as default when using LLVM tools directly.

A number of test cases using inline asm had to be adapted, either by
updating the expected output, or by using -no-integrated-as (for such
tests that deliberately use an invalid instruction in inline asm).

llvm-svn: 225819
2015-01-13 19:43:45 +00:00

80 lines
2.2 KiB
C++

//===-- PPCMCAsmInfo.cpp - PPC asm properties -----------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains the declarations of the MCAsmInfoDarwin properties.
//
//===----------------------------------------------------------------------===//
#include "PPCMCAsmInfo.h"
#include "llvm/ADT/Triple.h"
using namespace llvm;
void PPCMCAsmInfoDarwin::anchor() { }
PPCMCAsmInfoDarwin::PPCMCAsmInfoDarwin(bool is64Bit, const Triple& T) {
if (is64Bit) {
PointerSize = CalleeSaveStackSlotSize = 8;
}
IsLittleEndian = false;
CommentString = ";";
ExceptionsType = ExceptionHandling::DwarfCFI;
if (!is64Bit)
Data64bitsDirective = nullptr; // We can't emit a 64-bit unit in PPC32 mode.
AssemblerDialect = 1; // New-Style mnemonics.
SupportsDebugInformation= true; // Debug information.
// The installed assembler for OSX < 10.6 lacks some directives.
// FIXME: this should really be a check on the assembler characteristics
// rather than OS version
if (T.isMacOSX() && T.isMacOSXVersionLT(10, 6))
HasWeakDefCanBeHiddenDirective = false;
UseIntegratedAssembler = true;
}
void PPCELFMCAsmInfo::anchor() { }
PPCELFMCAsmInfo::PPCELFMCAsmInfo(bool is64Bit, const Triple& T) {
if (is64Bit) {
PointerSize = CalleeSaveStackSlotSize = 8;
}
IsLittleEndian = T.getArch() == Triple::ppc64le;
// ".comm align is in bytes but .align is pow-2."
AlignmentIsInBytes = false;
CommentString = "#";
// Uses '.section' before '.bss' directive
UsesELFSectionDirectiveForBSS = true;
// Debug Information
SupportsDebugInformation = true;
DollarIsPC = true;
// Set up DWARF directives
MinInstAlignment = 4;
// Exceptions handling
ExceptionsType = ExceptionHandling::DwarfCFI;
ZeroDirective = "\t.space\t";
Data64bitsDirective = is64Bit ? "\t.quad\t" : nullptr;
AssemblerDialect = 1; // New-Style mnemonics.
LCOMMDirectiveAlignmentType = LCOMM::ByteAlignment;
UseIntegratedAssembler = true;
}