Extend changes from r139986 to produce 256-bit AVX minps/minpd/maxps/maxpd.

[oota-llvm.git] / lib / MC / MCAsmInfo.cpp

diff --git a/lib/MC/MCAsmInfo.cpp b/lib/MC/MCAsmInfo.cpp
index b685c1a264c28702280092ea5fd07f37b4dc7754..365df87d8db55b239b6cda21be03bfd9c6db727f 100644 (file)
--- a/lib/MC/MCAsmInfo.cpp
+++ b/lib/MC/MCAsmInfo.cpp
@@ -13,17 +13,23 @@
 //===----------------------------------------------------------------------===//
 
 #include "llvm/MC/MCAsmInfo.h"
+#include "llvm/MC/MCContext.h"
 #include "llvm/MC/MCExpr.h"
 #include "llvm/MC/MCStreamer.h"
 #include "llvm/Support/DataTypes.h"
+#include "llvm/Support/Dwarf.h"
 #include <cctype>
 #include <cstring>
 using namespace llvm;
 
 MCAsmInfo::MCAsmInfo() {
+  PointerSize = 4;
+  IsLittleEndian = true;
+  StackGrowsUp = false;
   HasSubsectionsViaSymbols = false;
   HasMachoZeroFillDirective = false;
   HasMachoTBSSDirective = false;
+  StructorOutputOrder = Structors::ReversePriorityOrder;
   HasStaticCtorDtorReferenceInStaticMode = false;
   LinkerRequiresNonEmptyDwarfLines = false;
   MaxInstLength = 4;
@@ -37,6 +43,9 @@ MCAsmInfo::MCAsmInfo() {
   LinkerPrivateGlobalPrefix = "";
   InlineAsmStart = "APP";
   InlineAsmEnd = "NO_APP";
+  Code16Directive = ".code16";
+  Code32Directive = ".code32";
+  Code64Directive = ".code64";
   AssemblerDialect = 0;
   AllowQuotesInName = false;
   AllowNameToStartWithDigit = false;
@@ -57,7 +66,7 @@ MCAsmInfo::MCAsmInfo() {
   GlobalDirective = "\t.globl\t";
   HasSetDirective = true;
   HasAggressiveSymbolFolding = true;
-  HasLCOMMDirective = false;
+  LCOMMDirectiveType = LCOMM::None;
   COMMDirectiveAlignmentIsInBytes = true;
   HasDotTypeDotSizeDirective = true;
   HasSingleParameterDotFile = true;
@@ -72,11 +81,11 @@ MCAsmInfo::MCAsmInfo() {
   HasLEB128 = false;
   SupportsDebugInformation = false;
   ExceptionsType = ExceptionHandling::None;
-  DwarfRequiresFrameSection = true;
   DwarfUsesInlineInfoSection = false;
-  DwarfUsesAbsoluteLabelForStmtList = true;
+  DwarfRequiresRelocationForSectionOffset = true;
   DwarfSectionOffsetDirective = 0;
   DwarfUsesLabelOffsetForRanges = true;
+  DwarfRegNumForCFI = false;
   HasMicrosoftFastStdCallMangling = false;
 
   AsmTransCBE = 0;
@@ -111,12 +120,22 @@ unsigned MCAsmInfo::getSLEB128Size(int Value) {
 
 const MCExpr *
 MCAsmInfo::getExprForPersonalitySymbol(const MCSymbol *Sym,
+                                       unsigned Encoding,
                                        MCStreamer &Streamer) const {
-  return getExprForFDESymbol(Sym, Streamer);
+  return getExprForFDESymbol(Sym, Encoding, Streamer);
 }
 
 const MCExpr *
 MCAsmInfo::getExprForFDESymbol(const MCSymbol *Sym,
+                               unsigned Encoding,
                                MCStreamer &Streamer) const {
-  return MCSymbolRefExpr::Create(Sym, Streamer.getContext());
+  if (!(Encoding & dwarf::DW_EH_PE_pcrel))
+    return MCSymbolRefExpr::Create(Sym, Streamer.getContext());
+
+  MCContext &Context = Streamer.getContext();
+  const MCExpr *Res = MCSymbolRefExpr::Create(Sym, Context);
+  MCSymbol *PCSym = Context.CreateTempSymbol();
+  Streamer.EmitLabel(PCSym);
+  const MCExpr *PC = MCSymbolRefExpr::Create(PCSym, Context);
+  return MCBinaryExpr::CreateSub(Res, PC, Context);
 }