[llvm] r179512 - Recommit r179497 after fixing uninitialized variable.

[Eric Christopher]

Author: echristo
Date: Mon Apr 15 02:07:21 2013
New Revision: 179512

URL: http://llvm.org/viewvc/llvm-project?rev=179512&view=rev
Log:
Recommit r179497 after fixing uninitialized variable.

Modified:
    llvm/trunk/test/Transforms/SLPVectorizer/X86/reduction.ll
    llvm/trunk/test/Transforms/SLPVectorizer/X86/reduction2.ll
    llvm/trunk/tools/opt/opt.cpp

Modified: llvm/trunk/test/Transforms/SLPVectorizer/X86/reduction.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/SLPVectorizer/X86/reduction.ll?rev=179512&r1=179511&r2=179512&view=diff
==============================================================================
--- llvm/trunk/test/Transforms/SLPVectorizer/X86/reduction.ll (original)
+++ llvm/trunk/test/Transforms/SLPVectorizer/X86/reduction.ll Mon Apr 15 02:07:21 2013
@@ -1,8 +1,5 @@
 ; RUN: opt < %s -basicaa -slp-vectorizer -dce -S -mtriple=i386-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s
 
-target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128-n8:16:32-S128"
-target triple = "i386-apple-macosx10.8.0"
-
 ; int foo(double *A, int n, int m) {
 ;   double sum = 0, v1 = 2, v0 = 3;
 ;   for (int i=0; i < n; ++i)

Modified: llvm/trunk/test/Transforms/SLPVectorizer/X86/reduction2.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/SLPVectorizer/X86/reduction2.ll?rev=179512&r1=179511&r2=179512&view=diff
==============================================================================
--- llvm/trunk/test/Transforms/SLPVectorizer/X86/reduction2.ll (original)
+++ llvm/trunk/test/Transforms/SLPVectorizer/X86/reduction2.ll Mon Apr 15 02:07:21 2013
@@ -1,8 +1,5 @@
 ; RUN: opt < %s -basicaa -slp-vectorizer -dce -S -mtriple=i386-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s
 
-target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128-n8:16:32-S128"
-target triple = "i386-apple-macosx10.8.0"
-
 ;CHECK: @foo
 ;CHECK: load <2 x double>
 ;CHECK: ret

Modified: llvm/trunk/tools/opt/opt.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/tools/opt/opt.cpp?rev=179512&r1=179511&r2=179512&view=diff
==============================================================================
--- llvm/trunk/tools/opt/opt.cpp (original)
+++ llvm/trunk/tools/opt/opt.cpp Mon Apr 15 02:07:21 2013
@@ -403,7 +403,7 @@ struct BreakpointPrinter : public Module
     AU.setPreservesAll();
   }
 };
- 
+
 } // anonymous namespace
 
 char BreakpointPrinter::ID = 0;
@@ -446,7 +446,7 @@ static void AddOptimizationPasses(PassMa
   Builder.DisableUnitAtATime = !UnitAtATime;
   Builder.DisableUnrollLoops = OptLevel == 0;
   Builder.DisableSimplifyLibCalls = DisableSimplifyLibCalls;
-  
+
   Builder.populateFunctionPassManager(FPM);
   Builder.populateModulePassManager(MPM);
 }
@@ -529,9 +529,8 @@ static TargetMachine* GetTargetMachine(T
   const Target *TheTarget = TargetRegistry::lookupTarget(MArch, TheTriple,
                                                          Error);
   // Some modules don't specify a triple, and this is okay.
-  if (!TheTarget) {
+  if (!TheTarget)
     return 0;
-  }
 
   // Package up features to be passed to target/subtarget
   std::string FeaturesStr;
@@ -598,8 +597,11 @@ int main(int argc, char **argv) {
   }
 
   // If we are supposed to override the target triple, do so now.
-  if (!TargetTriple.empty())
+  const DataLayout *TD = 0;
+  if (!TargetTriple.empty()) {
     M->setTargetTriple(Triple::normalize(TargetTriple));
+    TD = GetTargetMachine(Triple(TargetTriple))->getDataLayout();
+  }
 
   // Figure out what stream we are supposed to write to...
   OwningPtr<tool_output_file> Out;
@@ -641,16 +643,16 @@ int main(int argc, char **argv) {
     TLI->disableAllFunctions();
   Passes.add(TLI);
 
-  // Add an appropriate DataLayout instance for this module.
-  DataLayout *TD = 0;
-  const std::string &ModuleDataLayout = M.get()->getDataLayout();
-  if (!ModuleDataLayout.empty())
-    TD = new DataLayout(ModuleDataLayout);
-  else if (!DefaultDataLayout.empty())
-    TD = new DataLayout(DefaultDataLayout);
-
+  // If we don't have a data layout by now go ahead and set it if we can.
+  if (!TD) {
+    const std::string &ModuleDataLayout = M.get()->getDataLayout();
+    if (!ModuleDataLayout.empty())
+      TD = new DataLayout(ModuleDataLayout);
+    else if (!DefaultDataLayout.empty())
+      TD = new DataLayout(DefaultDataLayout);
+  }
   if (TD)
-    Passes.add(TD);
+    Passes.add(new DataLayout(*TD));
 
   Triple ModuleTriple(M->getTargetTriple());
   TargetMachine *Machine = 0;