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Aligned bundling support. Following the discussion here:

Browse Source 
http://lists.cs.uiuc.edu/pipermail/llvmdev/2012-December/056754.html

The proposal and implementation are fully documented here:
https://sites.google.com/a/chromium.org/dev/nativeclient/pnacl/aligned-bundling-support-in-llvm

Tests will follow shortly.

llvm-svn: 170718
This commit is contained in:
Eli Bendersky
2012-12-20 19:05:53 +00:00
parent 2705333253
commit f483ff9204
12 changed files with 393 additions and 19 deletions
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19
llvm/lib/MC/MCAsmStreamer.cpp
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@@ -259,6 +259,10 @@ public:
virtual void EmitInstruction(const MCInst &Inst);
virtual void EmitBundleAlignMode(unsigned AlignPow2);
virtual void EmitBundleLock();
virtual void EmitBundleUnlock();
/// EmitRawText - If this file is backed by an assembly streamer, this dumps
/// the specified string in the output .s file. This capability is
/// indicated by the hasRawTextSupport() predicate.
@@ -1361,6 +1365,21 @@ void MCAsmStreamer::EmitInstruction(const MCInst &Inst) {
EmitEOL();
}
void MCAsmStreamer::EmitBundleAlignMode(unsigned AlignPow2) {
OS << "\t.bundle_align_mode " << AlignPow2;
EmitEOL();
}
void MCAsmStreamer::EmitBundleLock() {
OS << "\t.bundle_lock";
EmitEOL();
}
void MCAsmStreamer::EmitBundleUnlock() {
OS << "\t.bundle_unlock";
EmitEOL();
}
/// EmitRawText - If this file is backed by an assembly streamer, this dumps
/// the specified string in the output .s file. This capability is
/// indicated by the hasRawTextSupport() predicate.