From 214884ba03bb3ba791a14db51a61aaa694ddcff8 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Thu, 10 Jan 2008 05:40:54 +0000 Subject: if an instr lacks a pattern, assume it has side effects (unless never has s-e is true). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45823 91177308-0d34-0410-b5e6-96231b3b80d8 --- utils/TableGen/InstrInfoEmitter.cpp | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'utils/TableGen/InstrInfoEmitter.cpp') diff --git a/utils/TableGen/InstrInfoEmitter.cpp b/utils/TableGen/InstrInfoEmitter.cpp index 7f25f3c462..bcb8be6625 100644 --- a/utils/TableGen/InstrInfoEmitter.cpp +++ b/utils/TableGen/InstrInfoEmitter.cpp @@ -154,7 +154,10 @@ public: void Analyze(Record *InstRecord) { const TreePattern *Pattern = CDP.getInstruction(InstRecord).getPattern(); - if (Pattern == 0) return; // No pattern. + if (Pattern == 0) { + HasSideEffects = 1; + return; // No pattern. + } // FIXME: Assume only the first tree is the pattern. The others are clobber // nodes. -- cgit v1.2.3