[llvm-commits] [llvm] r137963 - in /llvm/trunk: lib/Target/ARM/ARMInstrThumb.td test/MC/ARM/basic-thumb-instructions.s

[Jim Grosbach]

Author: grosbach
Date: Thu Aug 18 13:08:29 2011
New Revision: 137963

URL: http://llvm.org/viewvc/llvm-project?rev=137963&view=rev
Log:
Thumb assembly parsing and encoding for CMP.

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

Modified: llvm/trunk/lib/Target/ARM/ARMInstrThumb.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMInstrThumb.td?rev=137963&r1=137962&r2=137963&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMInstrThumb.td (original)
+++ llvm/trunk/lib/Target/ARM/ARMInstrThumb.td Thu Aug 18 13:08:29 2011
@@ -910,7 +910,7 @@
 
 // CMP immediate
 let isCompare = 1, Defs = [CPSR] in {
-def tCMPi8 : T1pI<(outs), (ins tGPR:$Rn, i32imm:$imm8), IIC_iCMPi,
+def tCMPi8 : T1pI<(outs), (ins tGPR:$Rn, imm0_255:$imm8), IIC_iCMPi,
                   "cmp", "\t$Rn, $imm8",
                   [(ARMcmp tGPR:$Rn, imm0_255:$imm8)]>,
              T1General<{1,0,1,?,?}> {

Modified: llvm/trunk/test/MC/ARM/basic-thumb-instructions.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/ARM/basic-thumb-instructions.s?rev=137963&r1=137962&r2=137963&view=diff
==============================================================================
--- llvm/trunk/test/MC/ARM/basic-thumb-instructions.s (original)
+++ llvm/trunk/test/MC/ARM/basic-thumb-instructions.s Thu Aug 18 13:08:29 2011
@@ -144,3 +144,14 @@
 
 @ CHECK: cmn	r5, r1                  @ encoding: [0xcd,0x42]
 
+
+ at ------------------------------------------------------------------------------
+@ CMP
+ at ------------------------------------------------------------------------------
+        cmp r6, #32
+        cmp r3, r4
+        cmp r8, r1
+
+@ CHECK: cmp	r6, #32                 @ encoding: [0x20,0x2e]
+@ CHECK: cmp	r3, r4                  @ encoding: [0xa3,0x42]
+@ CHECK: cmp	r8, r1                  @ encoding: [0x88,0x45]