From 9a9ca0f06bee3da8ef1f3874cccdfdf54ea2a74a Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Fri, 2 Jul 2004 05:46:41 +0000 Subject: [PATCH] Remove dead blocks git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@14564 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/X86/X86TargetMachine.cpp | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/lib/Target/X86/X86TargetMachine.cpp b/lib/Target/X86/X86TargetMachine.cpp index f1f003ba074..a2efb034f5f 100644 --- a/lib/Target/X86/X86TargetMachine.cpp +++ b/lib/Target/X86/X86TargetMachine.cpp @@ -68,6 +68,9 @@ bool X86TargetMachine::addPassesToEmitAssembly(PassManager &PM, // FIXME: Implement the switch instruction in the instruction selector! PM.add(createLowerSwitchPass()); + // Make sure that no unreachable blocks are instruction selected. + PM.add(createUnreachableBlockEliminationPass()); + if (NoPatternISel && NoSimpleISel) PM.add(createX86SimpleInstructionSelector(*this)); else if (NoPatternISel) @@ -125,6 +128,9 @@ void X86JITInfo::addPassesToJITCompile(FunctionPassManager &PM) { // FIXME: Implement the switch instruction in the instruction selector! PM.add(createLowerSwitchPass()); + // Make sure that no unreachable blocks are instruction selected. + PM.add(createUnreachableBlockEliminationPass()); + if (NoPatternISel) PM.add(createX86SimpleInstructionSelector(TM)); else