[llvm] r221629 - Reverting r221626 due to a too-strict test.

Michael Kuperstein michael.m.kuperstein at intel.com
Mon Nov 10 13:07:41 PST 2014


Author: mkuper
Date: Mon Nov 10 15:07:41 2014
New Revision: 221629

URL: http://llvm.org/viewvc/llvm-project?rev=221629&view=rev
Log:
Reverting r221626 due to a too-strict test.

Removed:
    llvm/trunk/test/CodeGen/X86/TruncAssertZext.ll
Modified:
    llvm/trunk/lib/Target/X86/X86InstrCompiler.td

Modified: llvm/trunk/lib/Target/X86/X86InstrCompiler.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrCompiler.td?rev=221629&r1=221628&r2=221629&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrCompiler.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrCompiler.td Mon Nov 10 15:07:41 2014
@@ -1191,7 +1191,6 @@ def def32 : PatLeaf<(i32 GR32:$src), [{
   return N->getOpcode() != ISD::TRUNCATE &&
          N->getOpcode() != TargetOpcode::EXTRACT_SUBREG &&
          N->getOpcode() != ISD::CopyFromReg &&
-         N->getOpcode() != ISD::AssertSext &&
          N->getOpcode() != X86ISD::CMOV;
 }]>;
 

Removed: llvm/trunk/test/CodeGen/X86/TruncAssertZext.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/TruncAssertZext.ll?rev=221628&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/X86/TruncAssertZext.ll (original)
+++ llvm/trunk/test/CodeGen/X86/TruncAssertZext.ll (removed)
@@ -1,16 +0,0 @@
-; RUN: llc < %s -O2 -march=x86-64 | FileCheck %s
-; Checks that a zeroing mov is inserted for the trunc/zext pair even when
-; the source of the zext is an AssertSext node
-; PR20494
-
-define i64 @main(i64 %a) { 
-; CHECK-LABEL: main
-; CHECK: movl %ecx, %eax
-; CHECK: ret
-  %or = or i64 %a, -2
-  %trunc = trunc i64 %or to i32
-  br label %l
-l:
-  %ext = zext i32 %trunc to i64
-  ret i64 %ext
-}





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