Pretty-printing comments for literal floating point in .s files.

Dump the hex representation to the comment stream as well as the float
value.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153346 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
index 6cfb55077b9bbfa5cb53d458ed9fe7b91e7c68b0..b0b2ff4882afaec30a2ae4c7577fab87c1283c00 100644 (file)
--- a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
+++ b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
@@ -1764,7 +1764,9 @@ static void EmitGlobalConstantFP(const ConstantFP *CFP, unsigned AddrSpace,
   if (CFP->getType()->isFloatTy()) {
     if (AP.isVerbose()) {
       float Val = CFP->getValueAPF().convertToFloat();
-      AP.OutStreamer.GetCommentOS() << "float " << Val << '\n';
+      uint64_t IntVal = CFP->getValueAPF().bitcastToAPInt().getZExtValue();
+      AP.OutStreamer.GetCommentOS() << "float " << Val << '\n'
+                                    << " (" << format("0x%x", IntVal) << ")\n";
     }
     uint64_t Val = CFP->getValueAPF().bitcastToAPInt().getZExtValue();
     AP.OutStreamer.EmitIntValue(Val, 4, AddrSpace);
@@ -1776,7 +1778,9 @@ static void EmitGlobalConstantFP(const ConstantFP *CFP, unsigned AddrSpace,
   if (CFP->getType()->isDoubleTy()) {
     if (AP.isVerbose()) {
       double Val = CFP->getValueAPF().convertToDouble();
-      AP.OutStreamer.GetCommentOS() << "double " << Val << '\n';
+      uint64_t IntVal = CFP->getValueAPF().bitcastToAPInt().getZExtValue();
+      AP.OutStreamer.GetCommentOS() << "double " << Val << '\n'
+                                    << " (" << format("0x%lx", IntVal) << ")\n";
     }
 
     uint64_t Val = CFP->getValueAPF().bitcastToAPInt().getZExtValue();