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author | Lang Hames <lhames@gmail.com> | 2014-04-22 12:04:53 +0000 |
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committer | Lang Hames <lhames@gmail.com> | 2014-04-22 12:04:53 +0000 |
commit | 20850bba80ee48bc23dae257993f92c35c95aa12 (patch) | |
tree | 20b91570b916cb257809e007fb4539bea05b3221 /lib | |
parent | c13297fa76e35185c4971d9903bd8b546101aa10 (diff) | |
download | llvm-20850bba80ee48bc23dae257993f92c35c95aa12.tar.gz llvm-20850bba80ee48bc23dae257993f92c35c95aa12.tar.bz2 llvm-20850bba80ee48bc23dae257993f92c35c95aa12.tar.xz |
[X86] Require HasBMI2 for the new BZHI tablegen patterns.
Evidently tablegen doesn't infer this from the HasBMI2 predicate on the BZHI
instructions. This should fix the recent bot failures.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206885 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
-rw-r--r-- | lib/Target/X86/X86InstrInfo.td | 42 |
1 files changed, 22 insertions, 20 deletions
diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td index bb441087cf..d9fbb1127a 100644 --- a/lib/Target/X86/X86InstrInfo.td +++ b/lib/Target/X86/X86InstrInfo.td @@ -2113,26 +2113,28 @@ def BZHIMask : ImmLeaf<i64, [{ return isMask_64(Imm) && (CountTrailingOnes_64(Imm) > 32); }]>; -def : Pat<(and GR64:$src, BZHIMask:$mask), - (BZHI64rr GR64:$src, - (INSERT_SUBREG (i64 (IMPLICIT_DEF)), - (MOV8ri (CountTrailingOnes imm:$mask)), sub_8bit))>; - -def : Pat<(and GR32:$src, (add (shl 1, GR8:$lz), -1)), - (BZHI32rr GR32:$src, - (INSERT_SUBREG (i32 (IMPLICIT_DEF)), GR8:$lz, sub_8bit))>; - -def : Pat<(and (loadi32 addr:$src), (add (shl 1, GR8:$lz), -1)), - (BZHI32rm addr:$src, - (INSERT_SUBREG (i32 (IMPLICIT_DEF)), GR8:$lz, sub_8bit))>; - -def : Pat<(and GR64:$src, (add (shl 1, GR8:$lz), -1)), - (BZHI64rr GR64:$src, - (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GR8:$lz, sub_8bit))>; - -def : Pat<(and (loadi64 addr:$src), (add (shl 1, GR8:$lz), -1)), - (BZHI64rm addr:$src, - (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GR8:$lz, sub_8bit))>; +let Predicates = [HasBMI2] in { + def : Pat<(and GR64:$src, BZHIMask:$mask), + (BZHI64rr GR64:$src, + (INSERT_SUBREG (i64 (IMPLICIT_DEF)), + (MOV8ri (CountTrailingOnes imm:$mask)), sub_8bit))>; + + def : Pat<(and GR32:$src, (add (shl 1, GR8:$lz), -1)), + (BZHI32rr GR32:$src, + (INSERT_SUBREG (i32 (IMPLICIT_DEF)), GR8:$lz, sub_8bit))>; + + def : Pat<(and (loadi32 addr:$src), (add (shl 1, GR8:$lz), -1)), + (BZHI32rm addr:$src, + (INSERT_SUBREG (i32 (IMPLICIT_DEF)), GR8:$lz, sub_8bit))>; + + def : Pat<(and GR64:$src, (add (shl 1, GR8:$lz), -1)), + (BZHI64rr GR64:$src, + (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GR8:$lz, sub_8bit))>; + + def : Pat<(and (loadi64 addr:$src), (add (shl 1, GR8:$lz), -1)), + (BZHI64rm addr:$src, + (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GR8:$lz, sub_8bit))>; +} // HasBMI2 let Predicates = [HasBMI] in { def : Pat<(X86bextr GR32:$src1, GR32:$src2), |