[llvm] r243326 - WebAssembly: minor MCAsmInfo fixes

[JF Bastien]

Author: jfb
Date: Mon Jul 27 15:46:51 2015
New Revision: 243326

URL: http://llvm.org/viewvc/llvm-project?rev=243326&view=rev
Log:
WebAssembly: minor MCAsmInfo fixes

Summary:
Fix pointer / callee-save stack sto size.
Update comment character to be LISP-ish.

Subscribers: llvm-commits, sunfish, jfb

Differential Revision: http://reviews.llvm.org/D11537

Modified:
    llvm/trunk/lib/Target/WebAssembly/MCTargetDesc/WebAssemblyMCAsmInfo.cpp

Modified: llvm/trunk/lib/Target/WebAssembly/MCTargetDesc/WebAssemblyMCAsmInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/WebAssembly/MCTargetDesc/WebAssemblyMCAsmInfo.cpp?rev=243326&r1=243325&r2=243326&view=diff
==============================================================================
--- llvm/trunk/lib/Target/WebAssembly/MCTargetDesc/WebAssemblyMCAsmInfo.cpp (original)
+++ llvm/trunk/lib/Target/WebAssembly/MCTargetDesc/WebAssemblyMCAsmInfo.cpp Mon Jul 27 15:46:51 2015
@@ -23,13 +23,20 @@ using namespace llvm;
 WebAssemblyMCAsmInfo::~WebAssemblyMCAsmInfo() {}
 
 WebAssemblyMCAsmInfo::WebAssemblyMCAsmInfo(const Triple &T) {
-  PointerSize = CalleeSaveStackSlotSize = T.isArch64Bit();
+  PointerSize = CalleeSaveStackSlotSize = T.isArch64Bit() ? 8 : 4;
 
   // TODO: What should MaxInstLength be?
 
+  // WebAssembly's text format uses s-expressions to represent its AST,
+  // LISP-style comments are therefore suitable.
+  CommentString = ";";
+
   PrivateGlobalPrefix = "";
   PrivateLabelPrefix = "";
 
+  InlineAsmStart = ";APP\n";
+  InlineAsmEnd = ";NO_APP\n";
+
   UseDataRegionDirectives = true;
 
   Data8bitsDirective = "\t.int8\t";