From: Chris Lattner <sabre@nondot.org>
Date: Sun, 9 May 2004 22:28:45 +0000 (+0000)
Subject: Generate more efficient code for casting booleans to integers (no sign extension... 
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=96e3b426d5cab4a7ea4bb3c51facf7bb5362e0e5;p=oota-llvm.git

Generate more efficient code for casting booleans to integers (no sign extension required)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13439 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/X86/InstSelectSimple.cpp b/lib/Target/X86/InstSelectSimple.cpp
index eb41077dc53..62002e7dc74 100644
--- a/lib/Target/X86/InstSelectSimple.cpp
+++ b/lib/Target/X86/InstSelectSimple.cpp
@@ -3051,7 +3051,7 @@ void ISel::emitCastOperation(MachineBasicBlock *BB,
       { X86::MOVZX16rr8, X86::MOVZX32rr8, X86::MOVZX32rr16, X86::MOV32rr }  // u
     };
     
-    bool isUnsigned = SrcTy->isUnsigned();
+    bool isUnsigned = SrcTy->isUnsigned() || SrcTy == Type::BoolTy;
     BuildMI(*BB, IP, Opc[isUnsigned][SrcClass + DestClass - 1], 1,
         DestReg).addReg(SrcReg);
 
diff --git a/lib/Target/X86/X86ISelSimple.cpp b/lib/Target/X86/X86ISelSimple.cpp
index eb41077dc53..62002e7dc74 100644
--- a/lib/Target/X86/X86ISelSimple.cpp
+++ b/lib/Target/X86/X86ISelSimple.cpp
@@ -3051,7 +3051,7 @@ void ISel::emitCastOperation(MachineBasicBlock *BB,
       { X86::MOVZX16rr8, X86::MOVZX32rr8, X86::MOVZX32rr16, X86::MOV32rr }  // u
     };
     
-    bool isUnsigned = SrcTy->isUnsigned();
+    bool isUnsigned = SrcTy->isUnsigned() || SrcTy == Type::BoolTy;
     BuildMI(*BB, IP, Opc[isUnsigned][SrcClass + DestClass - 1], 1,
         DestReg).addReg(SrcReg);