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| author | Daniel Dunbar <daniel@zuster.org> | 2012-02-28 15:36:07 +0000 |
|---|---|---|
| committer | Daniel Dunbar <daniel@zuster.org> | 2012-02-28 15:36:07 +0000 |
| commit | 20bd5296cec8d8d597ab9db2aca7346a88e580c8 (patch) | |
| tree | 5ef20ff8f6ec87dd9f39553b8e0f8ad0463280e2 /lib/Target/ARM/ARMInstrInfo.td | |
| parent | ed1242184cabdd3357f035da9ad30ba4c08ff50a (diff) | |
| download | external_llvm-20bd5296cec8d8d597ab9db2aca7346a88e580c8.zip external_llvm-20bd5296cec8d8d597ab9db2aca7346a88e580c8.tar.gz external_llvm-20bd5296cec8d8d597ab9db2aca7346a88e580c8.tar.bz2 | |
Revert r151623 "Some ARM implementaions, e.g. A-series, does return stack prediction. ...", it is breaking the Clang build during the Compiler-RT part.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151630 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM/ARMInstrInfo.td')
| -rw-r--r-- | lib/Target/ARM/ARMInstrInfo.td | 19 |
1 files changed, 0 insertions, 19 deletions
diff --git a/lib/Target/ARM/ARMInstrInfo.td b/lib/Target/ARM/ARMInstrInfo.td index 6f510ba..1c2976d 100644 --- a/lib/Target/ARM/ARMInstrInfo.td +++ b/lib/Target/ARM/ARMInstrInfo.td @@ -1951,13 +1951,6 @@ let isCall = 1, def BMOVPCRX_CALL : ARMPseudoInst<(outs), (ins tGPR:$func, variable_ops), 8, IIC_Br, [(ARMcall_nolink tGPR:$func)]>, Requires<[IsARM, NoV4T, IsNotIOS]>; - - // mov lr, pc; b if callee is marked noreturn to avoid confusing the - // return stack predictor. - def BMOVPCB_CALL : ARMPseudoInst<(outs), - (ins bl_target:$func, variable_ops), - 8, IIC_Br, [(ARMcall_nolink tglobaladdr:$func)]>, - Requires<[IsARM, IsNotIOS]>; } let isCall = 1, @@ -2000,12 +1993,6 @@ let isCall = 1, def BMOVPCRXr9_CALL : ARMPseudoInst<(outs), (ins tGPR:$func, variable_ops), 8, IIC_Br, [(ARMcall_nolink tGPR:$func)]>, Requires<[IsARM, NoV4T, IsIOS]>; - - // mov lr, pc; b if callee is marked noreturn to avoid confusing the - // return stack predictor. - def BMOVPCBr9_CALL : ARMPseudoInst<(outs),(ins bl_target:$func, variable_ops), - 8, IIC_Br, [(ARMcall_nolink tglobaladdr:$func)]>, - Requires<[IsARM, IsIOS]>; } let isBranch = 1, isTerminator = 1 in { @@ -4910,12 +4897,6 @@ def : ARMPat<(ARMcall texternalsym:$func), (BL texternalsym:$func)>, Requires<[IsARM, IsNotIOS]>; def : ARMPat<(ARMcall texternalsym:$func), (BLr9 texternalsym:$func)>, Requires<[IsARM, IsIOS]>; -def : ARMPat<(ARMcall_nolink texternalsym:$func), - (BMOVPCB_CALL texternalsym:$func)>, - Requires<[IsARM, IsNotIOS]>; -def : ARMPat<(ARMcall_nolink texternalsym:$func), - (BMOVPCBr9_CALL texternalsym:$func)>, - Requires<[IsARM, IsIOS]>; // zextload i1 -> zextload i8 def : ARMPat<(zextloadi1 addrmode_imm12:$addr), (LDRBi12 addrmode_imm12:$addr)>; |