[llvm-commits] [llvm] r101415 - in /llvm/trunk: lib/Target/ARM/ARMInstrInfo.td test/MC/Disassembler/arm-tests.txt

[Johnny Chen]

Author: johnny
Date: Thu Apr 15 18:12:47 2010
New Revision: 101415

URL: http://llvm.org/viewvc/llvm-project?rev=101415&view=rev
Log:
Fixed a bug in ARM disassembly where LDRSBT should have am3offset operand, not
am2offset.  Modified the instruction table entry and added a new test case.

Modified:
    llvm/trunk/lib/Target/ARM/ARMInstrInfo.td
    llvm/trunk/test/MC/Disassembler/arm-tests.txt

Modified: llvm/trunk/lib/Target/ARM/ARMInstrInfo.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMInstrInfo.td?rev=101415&r1=101414&r2=101415&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMInstrInfo.td (original)
+++ llvm/trunk/lib/Target/ARM/ARMInstrInfo.td Thu Apr 15 18:12:47 2010
@@ -1232,7 +1232,7 @@
 }
 
 def LDRSBT : AI3ldsbpo<(outs GPR:$dst, GPR:$base_wb),
-                 (ins GPR:$base,am2offset:$offset), LdMiscFrm, IIC_iLoadru,
+                 (ins GPR:$base,am3offset:$offset), LdMiscFrm, IIC_iLoadru,
                  "ldrsbt", "\t$dst, [$base], $offset", "$base = $base_wb", []> {
   let Inst{21} = 1; // overwrite
 }

Modified: llvm/trunk/test/MC/Disassembler/arm-tests.txt
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/Disassembler/arm-tests.txt?rev=101415&r1=101414&r2=101415&view=diff
==============================================================================
--- llvm/trunk/test/MC/Disassembler/arm-tests.txt (original)
+++ llvm/trunk/test/MC/Disassembler/arm-tests.txt Thu Apr 15 18:12:47 2010
@@ -18,6 +18,9 @@
 # CHECK:	ldr	r0, [r2], #15
 0x0f 0x00 0x92 0xe4
 
+# CHECK:	ldrsbtvs	lr, [r2], -r9
+0xd9 0xe9 0x32 0x60
+
 # CHECK:	lsls	r0, r2, #31
 0x82 0x0f 0xb0 0xe1