From: Evan Cheng <evan.cheng@apple.com>
Date: Thu, 9 Jul 2009 22:58:39 +0000 (+0000)
Subject: Fix ldm / stm unified syntax; add t2LDM_RET.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=c50a1cbf5f2b536d396a78a3feb91656a8c8d9f1;p=oota-llvm.git

Fix ldm / stm unified syntax; add t2LDM_RET.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75188 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/ARM/ARMInstrThumb2.td b/lib/Target/ARM/ARMInstrThumb2.td
index 2ba850e310e..be738310729 100644
--- a/lib/Target/ARM/ARMInstrThumb2.td
+++ b/lib/Target/ARM/ARMInstrThumb2.td
@@ -670,12 +670,12 @@ def t2PICSTRB  : T2I_picst<"strb", BinOpFrag<(truncstorei8 node:$LHS, node:$RHS)
 let mayLoad = 1 in
 def t2LDM : T2XI<(outs),
                  (ins addrmode4:$addr, pred:$p, reglist:$dst1, variable_ops),
-                 "ldm${p}${addr:submode} $addr, $dst1", []>;
+                 "ldm${addr:submode}${p} $addr, $dst1", []>;
 
 let mayStore = 1 in
 def t2STM : T2XI<(outs),
                  (ins addrmode4:$addr, pred:$p, reglist:$src1, variable_ops),
-                 "stm${p}${addr:submode} $addr, $src1", []>;
+                 "stm${addr:submode}${p} $addr, $src1", []>;
 
 //===----------------------------------------------------------------------===//
 //  Move Instructions.
@@ -1052,6 +1052,16 @@ let isCall = 1,
 let isReturn = 1, isTerminator = 1 in
   def t2BX_RET : T2XI<(outs), (ins), "bx lr", [(ARMretflag)]>;
 
+// FIXME: remove when we have a way to marking a MI with these properties.
+// FIXME: $dst1 should be a def. But the extra ops must be in the end of the
+// operand list.
+// FIXME: Should pc be an implicit operand like PICADD, etc?
+let isReturn = 1, isTerminator = 1, mayLoad = 1 in
+  def t2LDM_RET : T2XI<(outs),
+                    (ins addrmode4:$addr, pred:$p, reglist:$dst1, variable_ops),
+                    "ldm${addr:submode}${p} $addr, $dst1",
+                    []>;
+
 // On non-Darwin platforms R9 is callee-saved.
 let isCall = 1,
   Defs = [R0, R1, R2, R3, R12, LR,