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Can't re-materialize mov r, imm in thumb since mov would clobber the condition code.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35479 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2007-03-29 21:38:31 +00:00
parent a145c6d766
commit 5e3c203cfd
1 changed files with 1 additions and 1 deletions
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lib/Target/ARM/ARMInstrThumb.td
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@ -379,7 +379,7 @@ def tLSRrr : TIt<(ops GPR:$dst, GPR:$lhs, GPR:$rhs),
"lsr $dst, $rhs",
[(set GPR:$dst, (srl GPR:$lhs, GPR:$rhs))]>;
let isReMaterializable = 1 in
// FIXME: This is not rematerializable because mov changes the condition code.
def tMOVi8 : TI<(ops GPR:$dst, i32imm:$src),
"mov $dst, $src",
[(set GPR:$dst, imm0_255:$src)]>;