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author | Jim Grosbach <grosbach@apple.com> | 2011-09-20 00:10:37 +0000 |
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committer | Jim Grosbach <grosbach@apple.com> | 2011-09-20 00:10:37 +0000 |
commit | abb8aacef279a468c4ee9e111a5a95064f3de4ff (patch) | |
tree | 689f43bf3e77affdeba9c3385052bafad1229866 /lib/Target/ARM/ARMInstrThumb.td | |
parent | 278cbfb3f5dc0d96682144c03197d9e3671bb28d (diff) | |
download | external_llvm-abb8aacef279a468c4ee9e111a5a95064f3de4ff.zip external_llvm-abb8aacef279a468c4ee9e111a5a95064f3de4ff.tar.gz external_llvm-abb8aacef279a468c4ee9e111a5a95064f3de4ff.tar.bz2 |
Thumb1 convenience aliases for disassembler round-trip testing. CPS instruction.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@140108 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM/ARMInstrThumb.td')
-rw-r--r-- | lib/Target/ARM/ARMInstrThumb.td | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/Target/ARM/ARMInstrThumb.td b/lib/Target/ARM/ARMInstrThumb.td index 0748cbf..4a7e6a1 100644 --- a/lib/Target/ARM/ARMInstrThumb.td +++ b/lib/Target/ARM/ARMInstrThumb.td @@ -1426,3 +1426,11 @@ let isBranch = 1, isTerminator = 1, isBarrier = 1, isIndirectBranch = 1 in { // In Thumb1, "nop" is encoded as a "mov r8, r8". Technically, the bf00 // encoding is available on ARMv6K, but we don't differentiate that finely. def : InstAlias<"nop", (tMOVr R8, R8, 14, 0)>,Requires<[IsThumb, IsThumb1Only]>; + + +// For round-trip assembly/disassembly, we have to handle a CPS instruction +// without any iflags. That's not, strictly speaking, valid syntax, but it's +// a useful extention and assembles to defined behaviour (the insn does +// nothing). +def : tInstAlias<"cps$imod", (tCPS imod_op:$imod, 0)>; +def : tInstAlias<"cps$imod", (tCPS imod_op:$imod, 0)>; |