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| author | Evan Cheng <evan.cheng@apple.com> | 2009-09-28 09:14:39 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2009-09-28 09:14:39 +0000 |
| commit | 5adb66a646e2ec32265263739f5b01c3f50c176a (patch) | |
| tree | 38b5fb6a9d2665466cd3b88031122d9c95de6110 /lib/Target/ARM/Thumb2SizeReduction.cpp | |
| parent | 705428ae4a7fa6d97a95f7811fa2e36630a43c9c (diff) | |
Make ARM and Thumb2 32-bit immediate materialization into a single 32-bit pseudo
instruction. This makes it re-materializable.
Thumb2 will split it back out into two instructions so IT pass will generate the
right mask. Also, this expose opportunies to optimize the movw to a 16-bit move.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82982 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM/Thumb2SizeReduction.cpp')
| -rw-r--r-- | lib/Target/ARM/Thumb2SizeReduction.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/Target/ARM/Thumb2SizeReduction.cpp b/lib/Target/ARM/Thumb2SizeReduction.cpp index e1fb3585f7..b8879d2ed1 100644 --- a/lib/Target/ARM/Thumb2SizeReduction.cpp +++ b/lib/Target/ARM/Thumb2SizeReduction.cpp @@ -79,6 +79,7 @@ namespace { { ARM::t2LSRri, ARM::tLSRri, 0, 5, 0, 1, 0, 0,0, 0 }, { ARM::t2LSRrr, 0, ARM::tLSRrr, 0, 0, 0, 1, 0,0, 0 }, { ARM::t2MOVi, ARM::tMOVi8, 0, 8, 0, 1, 0, 0,0, 0 }, + { ARM::t2MOVi16,ARM::tMOVi8, 0, 8, 0, 1, 0, 0,0, 0 }, // FIXME: Do we need the 16-bit 'S' variant? { ARM::t2MOVr,ARM::tMOVgpr2gpr,0, 0, 0, 0, 0, 1,0, 0 }, { ARM::t2MOVCCr,0, ARM::tMOVCCr, 0, 0, 0, 0, 0,1, 0 }, |