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Port more encoding tests to decoding tests, and correct an improper Thumb2 pre-indexed load decoding this uncovered.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@139522 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson
2011-09-12 18:56:30 +00:00
parent 29da5e6855
commit a3157b4026
3 changed files with 545 additions and 0 deletions
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4
lib/Target/ARM/ARMInstrFormats.td
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@@ -1189,6 +1189,8 @@ class T2Ipreldst<bit signed, bits<2> opcod, bit load, bit pre,
let Inst{9} = addr{8}; // Sign bit
let Inst{8} = 1; // The W bit.
let Inst{7-0} = addr{7-0};
let DecoderMethod = "DecodeT2LdStPre";
}
// T2Ipostldst - Thumb2 post-indexed load / store instructions.
@@ -1221,6 +1223,8 @@ class T2Ipostldst<bit signed, bits<2> opcod, bit load, bit pre,
let Inst{9} = offset{8}; // Sign bit
let Inst{8} = 1; // The W bit.
let Inst{7-0} = offset{7-0};
let DecoderMethod = "DecodeT2LdStPre";
}
// Tv5Pat - Same as Pat<>, but requires V5T Thumb mode.