[llvm-commits] [llvm] r143110 - in /llvm/trunk: lib/Target/ARM/ARMInstrThumb2.td test/MC/ARM/basic-thumb2-instructions.s

[Jim Grosbach]

Author: grosbach
Date: Thu Oct 27 12:33:59 2011
New Revision: 143110

URL: http://llvm.org/viewvc/llvm-project?rev=143110&view=rev
Log:
Thumb2 t2LDMDB[_UPD] assembly parsing to recognize .w suffix.

rdar://10348844

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=143110&r1=143109&r2=143110&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMInstrThumb2.td (original)
+++ llvm/trunk/lib/Target/ARM/ARMInstrThumb2.td Thu Oct 27 12:33:59 2011
@@ -3944,6 +3944,12 @@
 def : t2InstAlias<"pop${p}.w $regs", (t2LDMIA_UPD SP, pred:$p, reglist:$regs)>;
 def : t2InstAlias<"pop${p} $regs", (t2LDMIA_UPD SP, pred:$p, reglist:$regs)>;
 
+// LDMDB/LDMDB_UPD aliases w/ the optional .w suffix
+def : t2InstAlias<"ldmdb${p}.w $Rn, $regs",
+                  (t2LDMDB GPR:$Rn, pred:$p, reglist:$regs)>;
+def : t2InstAlias<"ldmdb${p}.w $Rn!, $regs",
+                  (t2LDMDB_UPD GPR:$Rn, pred:$p, reglist:$regs)>;
+
 // Alias for REV/REV16/REVSH without the ".w" optional width specifier.
 def : t2InstAlias<"rev${p} $Rd, $Rm", (t2REV rGPR:$Rd, rGPR:$Rm, pred:$p)>;
 def : t2InstAlias<"rev16${p} $Rd, $Rm", (t2REV16 rGPR:$Rd, rGPR:$Rm, pred:$p)>;

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=143110&r1=143109&r2=143110&view=diff
==============================================================================
--- llvm/trunk/test/MC/ARM/basic-thumb2-instructions.s (original)
+++ llvm/trunk/test/MC/ARM/basic-thumb2-instructions.s Thu Oct 27 12:33:59 2011
@@ -599,11 +599,15 @@
         ldmdb r4, {r5, r6}
         ldmdb r5!, {r3, r8}
         ldmea r5!, {r3, r8}
+        ldmdb.w r4, {r5, r6}
+        ldmdb.w r5!, {r3, r8}
 
 @ CHECK: ldmdb	r4, {r4, r5, r8, r9}    @ encoding: [0x14,0xe9,0x30,0x03]
 @ CHECK: ldmdb	r4, {r5, r6}            @ encoding: [0x14,0xe9,0x60,0x00]
 @ CHECK: ldmdb	r5!, {r3, r8}           @ encoding: [0x35,0xe9,0x08,0x01]
 @ CHECK: ldmdb	r5!, {r3, r8}           @ encoding: [0x35,0xe9,0x08,0x01]
+@ CHECK: ldmdb	r4, {r5, r6}            @ encoding: [0x14,0xe9,0x60,0x00]
+@ CHECK: ldmdb	r5!, {r3, r8}           @ encoding: [0x35,0xe9,0x08,0x01]
 
 
 @------------------------------------------------------------------------------