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authorEvan Cheng <evan.cheng@apple.com>2009-07-09 22:58:39 +0000
committerEvan Cheng <evan.cheng@apple.com>2009-07-09 22:58:39 +0000
commitc50a1cbf5f2b536d396a78a3feb91656a8c8d9f1 (patch)
tree230877a8097667a24c2a92573fae5e368699a807 /lib/Target
parentd75223d6c672a0a29beecb42dacf6350e3426b3f (diff)
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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
Diffstat (limited to 'lib/Target')
-rw-r--r--lib/Target/ARM/ARMInstrThumb2.td14
1 files changed, 12 insertions, 2 deletions
diff --git a/lib/Target/ARM/ARMInstrThumb2.td b/lib/Target/ARM/ARMInstrThumb2.td
index 2ba850e310..be73831072 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,