AsmMatcher: Create operand classes before use, apparently records aren't visited
in the order they were declared.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94868 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/AsmMatcherEmitter.cpp b/utils/TableGen/AsmMatcherEmitter.cpp
index ce1521d..dca7929 100644
--- a/utils/TableGen/AsmMatcherEmitter.cpp
+++ b/utils/TableGen/AsmMatcherEmitter.cpp
@@ -782,10 +782,16 @@
void AsmMatcherInfo::BuildOperandClasses(CodeGenTarget &Target) {
std::vector<Record*> AsmOperands;
AsmOperands = Records.getAllDerivedDefinitions("AsmOperandClass");
+
+ // Pre-populate AsmOperandClasses map.
+ for (std::vector<Record*>::iterator it = AsmOperands.begin(),
+ ie = AsmOperands.end(); it != ie; ++it)
+ AsmOperandClasses[*it] = new ClassInfo();
+
unsigned Index = 0;
for (std::vector<Record*>::iterator it = AsmOperands.begin(),
ie = AsmOperands.end(); it != ie; ++it, ++Index) {
- ClassInfo *CI = new ClassInfo();
+ ClassInfo *CI = AsmOperandClasses[*it];
CI->Kind = ClassInfo::UserClass0 + Index;
Init *Super = (*it)->getValueInit("SuperClass");