[llvm-branch-commits] [llvm-gcc-branch] r84580 - /llvm-gcc-4.2/branches/Apple/Leela/gcc/llvm-backend.cpp

[Bill Wendling]

Author: void
Date: Mon Oct 19 19:52:53 2009
New Revision: 84580

URL: http://llvm.org/viewvc/llvm-project?rev=84580&view=rev
Log:
$ svn merge -c 84274 https://llvm.org/svn/llvm-project/llvm-gcc-4.2/trunk
--- Merging r84274 into '.':
U    gcc/llvm-backend.cpp


Modified:
    llvm-gcc-4.2/branches/Apple/Leela/gcc/llvm-backend.cpp

Modified: llvm-gcc-4.2/branches/Apple/Leela/gcc/llvm-backend.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/branches/Apple/Leela/gcc/llvm-backend.cpp?rev=84580&r1=84579&r2=84580&view=diff

==============================================================================
--- llvm-gcc-4.2/branches/Apple/Leela/gcc/llvm-backend.cpp (original)
+++ llvm-gcc-4.2/branches/Apple/Leela/gcc/llvm-backend.cpp Mon Oct 19 19:52:53 2009
@@ -655,13 +655,14 @@
     FunctionPassManager *PM = PerFunctionPasses;    
     HasPerFunctionPasses = true;
 
-    CodeGenOpt::Level OptLevel = CodeGenOpt::Default;
-
-    switch (optimize) {
-    default: break;
-    case 0: OptLevel = CodeGenOpt::None; break;
-    case 3: OptLevel = CodeGenOpt::Aggressive; break;
-    }
+    CodeGenOpt::Level OptLevel = CodeGenOpt::Default;  // -O2, -Os, and -Oz
+    if (optimize == 0)
+      OptLevel = CodeGenOpt::None;
+    else if (optimize == 1)
+      OptLevel = CodeGenOpt::Less;
+    else if (optimize == 3)
+      // -O3 and above.
+      OptLevel = CodeGenOpt::Aggressive;
 
     // Normal mode, emit a .s file by running the code generator.
     // Note, this also adds codegenerator level optimization passes.