Reduce size of register name index tables by using uint16_t for all in tree targets. If more than 16-bits are needed for any out of tree targets, code will detect and use uint32_t instead.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@163878 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/AsmWriterEmitter.cpp b/utils/TableGen/AsmWriterEmitter.cpp
index 7f9d406..fe16bfb 100644
--- a/utils/TableGen/AsmWriterEmitter.cpp
+++ b/utils/TableGen/AsmWriterEmitter.cpp
@@ -581,12 +581,13 @@
StringTable.add(AsmName);
}
- StringTable.layout();
+ unsigned Entries = StringTable.layout();
O << " static const char AsmStrs" << AltName << "[] = {\n";
StringTable.emit(O, printChar);
O << " };\n\n";
- O << " static const unsigned RegAsmOffset" << AltName << "[] = {";
+ O << " static const uint" << ((Entries > 0xffff) ? "32" : "16")
+ << "_t RegAsmOffset" << AltName << "[] = {";
for (unsigned i = 0, e = Registers.size(); i != e; ++i) {
if ((i % 14) == 0)
O << "\n ";