Enable Thumb2 instruction shrinking (32-bit to 16-bit) pass. Convert a bunch of thumb2 tests to FileCheck.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78622 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMTargetMachine.cpp b/lib/Target/ARM/ARMTargetMachine.cpp
index 5666740..2377fab 100644
--- a/lib/Target/ARM/ARMTargetMachine.cpp
+++ b/lib/Target/ARM/ARMTargetMachine.cpp
@@ -26,9 +26,6 @@
cl::desc("Disable load store optimization pass"));
static cl::opt<bool> DisableIfConversion("disable-arm-if-conversion",cl::Hidden,
cl::desc("Disable if-conversion pass"));
-static cl::opt<bool> Thumb2Shrink("shrink-thumb2-instructions", cl::Hidden,
- cl::desc("Shrink 32-bit Thumb2 instructions to 16-bit ones"));
-
extern "C" void LLVMInitializeARMTarget() {
// Register the target.
RegisterTargetMachine<ARMTargetMachine> X(TheARMTarget);
@@ -117,8 +114,7 @@
if (Subtarget.isThumb2()) {
PM.add(createThumb2ITBlockPass());
- if (Thumb2Shrink)
- PM.add(createThumb2SizeReductionPass());
+ PM.add(createThumb2SizeReductionPass());
}
PM.add(createARMConstantIslandPass());