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| author | Tim Northover <tnorthover@apple.com> | 2013-11-25 14:40:57 +0000 |
|---|---|---|
| committer | Tim Northover <tnorthover@apple.com> | 2013-11-25 14:40:57 +0000 |
| commit | 761bf235a846d784ddf55a192504ee133b3eba58 (patch) | |
| tree | d9b399bbfcf087a038ed1300d363a88698ca7a99 | |
| parent | b42574a1f201e6f77f57dff5b232820f1c164323 (diff) | |
| download | llvm-761bf235a846d784ddf55a192504ee133b3eba58.tar.gz llvm-761bf235a846d784ddf55a192504ee133b3eba58.tar.bz2 llvm-761bf235a846d784ddf55a192504ee133b3eba58.tar.xz | |
ARM: remove unused patterns.
There is no sane way for an LEApcrel (= single ADR) instruction to generate a
global address on any ARM target I know of. Fortunately, no-one was trying to
any more, but there were vestigial patterns.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@195644 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/ARM/ARMInstrInfo.td | 2 | ||||
| -rw-r--r-- | lib/Target/ARM/ARMInstrThumb.td | 3 | ||||
| -rw-r--r-- | lib/Target/ARM/ARMInstrThumb2.td | 2 |
3 files changed, 1 insertions, 6 deletions
diff --git a/lib/Target/ARM/ARMInstrInfo.td b/lib/Target/ARM/ARMInstrInfo.td index 2042c04609..6b9485c0b8 100644 --- a/lib/Target/ARM/ARMInstrInfo.td +++ b/lib/Target/ARM/ARMInstrInfo.td @@ -5206,8 +5206,6 @@ def MOV_ga_pcrel_ldr : PseudoInst<(outs GPR:$dst), (ins i32imm:$addr), } // isReMaterializable // ConstantPool, GlobalAddress, and JumpTable -def : ARMPat<(ARMWrapper tglobaladdr :$dst), (LEApcrel tglobaladdr :$dst)>, - Requires<[IsARM, DontUseMovt]>; def : ARMPat<(ARMWrapper tconstpool :$dst), (LEApcrel tconstpool :$dst)>; def : ARMPat<(ARMWrapper tglobaladdr :$dst), (MOVi32imm tglobaladdr :$dst)>, Requires<[IsARM, UseMovt]>; diff --git a/lib/Target/ARM/ARMInstrThumb.td b/lib/Target/ARM/ARMInstrThumb.td index af5ef537b5..bf66ade8f8 100644 --- a/lib/Target/ARM/ARMInstrThumb.td +++ b/lib/Target/ARM/ARMInstrThumb.td @@ -1306,8 +1306,7 @@ def : T1Pat<(addc tGPR:$lhs, imm8_255_neg:$rhs), def : T1Pat<(subc tGPR:$lhs, tGPR:$rhs), (tSUBrr tGPR:$lhs, tGPR:$rhs)>; -// ConstantPool, GlobalAddress -def : T1Pat<(ARMWrapper tglobaladdr :$dst), (tLEApcrel tglobaladdr :$dst)>; +// ConstantPool def : T1Pat<(ARMWrapper tconstpool :$dst), (tLEApcrel tconstpool :$dst)>; // JumpTable diff --git a/lib/Target/ARM/ARMInstrThumb2.td b/lib/Target/ARM/ARMInstrThumb2.td index 48acffd3a6..44ce649f94 100644 --- a/lib/Target/ARM/ARMInstrThumb2.td +++ b/lib/Target/ARM/ARMInstrThumb2.td @@ -3800,8 +3800,6 @@ def t2MOV_ga_dyn : PseudoInst<(outs rGPR:$dst), (ins i32imm:$addr), } // ConstantPool, GlobalAddress, and JumpTable -def : T2Pat<(ARMWrapper tglobaladdr :$dst), (t2LEApcrel tglobaladdr :$dst)>, - Requires<[IsThumb2, DontUseMovt]>; def : T2Pat<(ARMWrapper tconstpool :$dst), (t2LEApcrel tconstpool :$dst)>; def : T2Pat<(ARMWrapper tglobaladdr :$dst), (t2MOVi32imm tglobaladdr :$dst)>, Requires<[IsThumb2, UseMovt]>; |