[llvm-commits] [llvm] r139191 - in /llvm/trunk: lib/Target/ARM/ARMInstrThumb2.td test/MC/ARM/basic-thumb2-instructions.s

[Jim Grosbach]

Author: grosbach
Date: Tue Sep  6 17:06:40 2011
New Revision: 139191

URL: http://llvm.org/viewvc/llvm-project?rev=139191&view=rev
Log:
Thumb2 parsing and encoding for DBG.

Modified:
    llvm/trunk/lib/Target/ARM/ARMInstrThumb2.td
    llvm/trunk/test/MC/ARM/basic-thumb2-instructions.s

Modified: llvm/trunk/lib/Target/ARM/ARMInstrThumb2.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMInstrThumb2.td?rev=139191&r1=139190&r2=139191&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMInstrThumb2.td (original)
+++ llvm/trunk/lib/Target/ARM/ARMInstrThumb2.td Tue Sep  6 17:06:40 2011
@@ -3173,13 +3173,11 @@
 def t2SEV   : T2I_hint<0b00000100, "sev",   ".w">;
 
 def t2DBG : T2I<(outs), (ins imm0_15:$opt), NoItinerary, "dbg", "\t$opt", []> {
-  let Inst{31-20} = 0xf3a;
-  let Inst{15-14} = 0b10;
-  let Inst{12} = 0;
-  let Inst{10-8} = 0b000;
-  let Inst{7-4} = 0b1111;
-
   bits<4> opt;
+  let Inst{31-20} = 0b111100111010;
+  let Inst{19-16} = 0b1111;
+  let Inst{15-8} = 0b10000000;
+  let Inst{7-4} = 0b1111;
   let Inst{3-0} = opt;
 }
 

Modified: llvm/trunk/test/MC/ARM/basic-thumb2-instructions.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/ARM/basic-thumb2-instructions.s?rev=139191&r1=139190&r2=139191&view=diff
==============================================================================
--- llvm/trunk/test/MC/ARM/basic-thumb2-instructions.s (original)
+++ llvm/trunk/test/MC/ARM/basic-thumb2-instructions.s Tue Sep  6 17:06:40 2011
@@ -357,6 +357,18 @@
 
 
 @------------------------------------------------------------------------------
+@ DBG
+ at ------------------------------------------------------------------------------
+        dbg #5
+        dbg #0
+        dbg #15
+
+@ CHECK: dbg	#5                      @ encoding: [0xaf,0xf3,0xf5,0x80]
+@ CHECK: dbg	#0                      @ encoding: [0xaf,0xf3,0xf0,0x80]
+@ CHECK: dbg	#15                     @ encoding: [0xaf,0xf3,0xff,0x80]
+
+
+ at ------------------------------------------------------------------------------
 @ IT
 @------------------------------------------------------------------------------
 @ Test encodings of a few full IT blocks, not just the IT instruction