From: Dan Gohman <dan433584@gmail.com>
Date: Thu, 2 Jul 2015 21:36:25 +0000 (+0000)
Subject: [WebAssembly] Set the HasFloatingPointExceptions flag for WebAssembly.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=44bc052f4d866f4e5885a22d23ed9ccef77e30df;p=oota-llvm.git

[WebAssembly] Set the HasFloatingPointExceptions flag for WebAssembly.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@241302 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/WebAssembly/WebAssemblyISelLowering.cpp b/lib/Target/WebAssembly/WebAssemblyISelLowering.cpp
index d569e9c624f..4eec02efbd9 100644
--- a/lib/Target/WebAssembly/WebAssemblyISelLowering.cpp
+++ b/lib/Target/WebAssembly/WebAssemblyISelLowering.cpp
@@ -34,7 +34,11 @@ using namespace llvm;
 
 WebAssemblyTargetLowering::WebAssemblyTargetLowering(
     const TargetMachine &TM, const WebAssemblySubtarget &STI)
-    : TargetLowering(TM), Subtarget(&STI) {}
+    : TargetLowering(TM), Subtarget(&STI) {
+  // WebAssembly does not produce floating-point exceptions on normal floating
+  // point operations.
+  setHasFloatingPointExceptions(false);
+}
 
 //===----------------------------------------------------------------------===//
 // WebAssembly Lowering private implementation.