[llvm-commits] [llvm] r116440 - /llvm/trunk/lib/Target/ARM/ARMInstrInfo.td

[Jim Grosbach]

Author: grosbach
Date: Wed Oct 13 16:48:54 2010
New Revision: 116440

URL: http://llvm.org/viewvc/llvm-project?rev=116440&view=rev
Log:
Simplify some ARM encoding information.

Modified:
    llvm/trunk/lib/Target/ARM/ARMInstrInfo.td

Modified: llvm/trunk/lib/Target/ARM/ARMInstrInfo.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMInstrInfo.td?rev=116440&r1=116439&r2=116440&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMInstrInfo.td (original)
+++ llvm/trunk/lib/Target/ARM/ARMInstrInfo.td Wed Oct 13 16:48:54 2010
@@ -1023,20 +1023,14 @@
   def BX_RET : AI<(outs), (ins), BrMiscFrm, IIC_Br,
                   "bx", "\tlr", [(ARMretflag)]>,
                Requires<[IsARM, HasV4T]> {
-    let Inst{3-0}   = 0b1110;
-    let Inst{7-4}   = 0b0001;
-    let Inst{19-8}  = 0b111111111111;
-    let Inst{27-20} = 0b00010010;
+    let Inst{27-0}  = 0b0001001011111111111100011110;
   }
 
   // ARMV4 only
   def MOVPCLR : AI<(outs), (ins), BrMiscFrm, IIC_Br, 
                   "mov", "\tpc, lr", [(ARMretflag)]>,
                Requires<[IsARM, NoV4T]> {
-    let Inst{11-0}  = 0b000000001110;
-    let Inst{15-12} = 0b1111;
-    let Inst{19-16} = 0b0000;
-    let Inst{27-20} = 0b00011010;
+    let Inst{27-0} = 0b0001101000001111000000001110;
   }
 }
 
@@ -1047,10 +1041,7 @@
                   [(brind GPR:$dst)]>,
               Requires<[IsARM, HasV4T]> {
     bits<4> dst;
-    let Inst{7-4}   = 0b0001;
-    let Inst{19-8}  = 0b111111111111;
-    let Inst{27-20} = 0b00010010;
-    let Inst{31-28} = 0b1110;
+    let Inst{31-4} = 0b1110000100101111111111110001;
     let Inst{3-0}   = dst;
   }
 
@@ -1059,11 +1050,7 @@
                   [(brind GPR:$dst)]>,
               Requires<[IsARM, NoV4T]> {
     bits<4> dst;
-    let Inst{11-4}  = 0b00000000;
-    let Inst{15-12} = 0b1111;
-    let Inst{19-16} = 0b0000;
-    let Inst{27-20} = 0b00011010;
-    let Inst{31-28} = 0b1110;
+    let Inst{31-4} = 0b1110000110100000111100000000;
     let Inst{3-0}   = dst;
   }
 }