Tweak generic target.

2013-10-23 18:01:01 -04:00
parent c4ad8f6ed4
commit d2b89e0e37
2 changed files with 73 additions and 61 deletions
--- a/opt.cpp
+++ b/opt.cpp
@@ -536,8 +536,11 @@ Optimize(llvm::Module *module, int optLevel) {
        }
        optPM.add(llvm::createDeadInstEliminationPass(), 220);

-        optPM.add(llvm::createIPConstantPropagationPass());
-        optPM.add(CreateReplaceStdlibShiftPass());
+        if (g->target->getISA() != Target::GENERIC) {
+          // Just use the builtins for generic targets.
+          optPM.add(llvm::createIPConstantPropagationPass());
+          optPM.add(CreateReplaceStdlibShiftPass());
+        }

        // Max struct size threshold for scalar replacement is
        //    1) 4 fields (r,g,b,w)