commit e7cbe4118b7ddf05032ff8772a98c51e1637bb5c
author Evan Cheng <evan.cheng@apple.com> Wed Jul 08 21:03:57 2009 +0000
committer Evan Cheng <evan.cheng@apple.com> Wed Jul 08 21:03:57 2009 +0000
tree 7a43bd988d438858c1635937312ee85b24a30697
parent c3d505c3c2a8c0e1f1db572f47451cfe2a1a58a3

Change how so_imm and t2_so_imm are handled. At instruction selection time, the immediates are no longer encoded in the imm8 + rot format, that are left as it is. The encoding is now done in ams printing and code emission time instead.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75048 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/ARM/ARMLoadStoreOptimizer.cpp

diff --git a/lib/Target/ARM/ARMLoadStoreOptimizer.cpp b/lib/Target/ARM/ARMLoadStoreOptimizer.cpp
index 67c4258..c449c50 100644
--- a/lib/Target/ARM/ARMLoadStoreOptimizer.cpp
+++ b/lib/Target/ARM/ARMLoadStoreOptimizer.cpp
@@ -171,12 +171,11 @@
       BaseOpc = ARM::SUBri;
       Offset = - Offset;
     }
-    int ImmedOffset = ARM_AM::getSOImmVal(Offset);
-    if (ImmedOffset == -1)
+    if (ARM_AM::getSOImmVal(Offset) == -1)
       return false;  // Probably not worth it then.
 
     BuildMI(MBB, MBBI, dl, TII->get(BaseOpc), NewBase)
-      .addReg(Base, getKillRegState(BaseKill)).addImm(ImmedOffset)
+      .addReg(Base, getKillRegState(BaseKill)).addImm(Offset)
       .addImm(Pred).addReg(PredReg).addReg(0);
     Base = NewBase;
     BaseKill = true;  // New base is always killed right its use.