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Fix ldm / stm unified syntax; add t2LDM_RET.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75188 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2009-07-09 22:58:39 +00:00
parent d75223d6c6
commit c50a1cbf5f
1 changed files with 12 additions and 2 deletions
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14
lib/Target/ARM/ARMInstrThumb2.td
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@ -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,