diff options
| author | Mark Seaborn <mrs@mythic-beasts.com> | 2012-08-23 16:33:28 -0700 |
|---|---|---|
| committer | Mark Seaborn <mrs@mythic-beasts.com> | 2012-08-23 16:33:28 -0700 |
| commit | 745ca5f2685c11476d9d1ad86bb3f83754130227 (patch) | |
| tree | 0ef039285cc59fb720821009be1a752fa9d4cec0 /lib/Target/Mips | |
| parent | 8a9f83838bcd7aded2e6e77e45e6d345f574bed4 (diff) | |
Remove the llvm.nacl.thread.stack.padding intrinsic
This intrinsic is no longer used by untrusted code's libpthread.
Instead the system (the IRT and/or TCB) is responsible for aligning
the stack in new threads.
BUG=http://code.google.com/p/nativeclient/issues/detail?id=2904
TEST=run_stack_alignment_test
Review URL: https://chromiumcodereview.appspot.com/10874034
Diffstat (limited to 'lib/Target/Mips')
| -rw-r--r-- | lib/Target/Mips/MipsISelLowering.cpp | 8 | ||||
| -rw-r--r-- | lib/Target/Mips/MipsISelLowering.h | 1 |
2 files changed, 0 insertions, 9 deletions
diff --git a/lib/Target/Mips/MipsISelLowering.cpp b/lib/Target/Mips/MipsISelLowering.cpp index 581d53117b..1a656c97d8 100644 --- a/lib/Target/Mips/MipsISelLowering.cpp +++ b/lib/Target/Mips/MipsISelLowering.cpp @@ -289,7 +289,6 @@ MipsTargetLowering(MipsTargetMachine &TM) // @LOCALMOD-BEGIN if (Subtarget->isTargetNaCl()) { - setOperationAction(ISD::NACL_THREAD_STACK_PADDING, MVT::i32, Custom); setOperationAction(ISD::NACL_TP_ALIGN, MVT::i32, Custom); setOperationAction(ISD::NACL_TP_TLS_OFFSET, MVT::i32, Custom); setOperationAction(ISD::NACL_TP_TDB_OFFSET, MVT::i32, Custom); @@ -822,8 +821,6 @@ LowerOperation(SDValue Op, SelectionDAG &DAG) const case ISD::STORE: return LowerSTORE(Op, DAG); // @LOCALMOD-BEGIN - case ISD::NACL_THREAD_STACK_PADDING: - return LowerNaClThreadStackPadding(Op, DAG); case ISD::NACL_TP_ALIGN: return LowerNaClTpAlign(Op, DAG); case ISD::NACL_TP_TLS_OFFSET: return LowerNaClTpTlsOffset(Op, DAG); case ISD::NACL_TP_TDB_OFFSET: return LowerNaClTpTdbOffset(Op, DAG); @@ -1662,11 +1659,6 @@ SDValue MipsTargetLowering::LowerBlockAddress(SDValue Op, // NaCl TLS setup / layout intrinsics. // See: native_client/src/untrusted/nacl/tls_params.h -SDValue MipsTargetLowering::LowerNaClThreadStackPadding(SDValue Op, - SelectionDAG &DAG) const { - return DAG.getConstant(0, Op.getValueType().getSimpleVT()); -} - SDValue MipsTargetLowering::LowerNaClTpAlign(SDValue Op, SelectionDAG &DAG) const { return DAG.getConstant(4, Op.getValueType().getSimpleVT()); diff --git a/lib/Target/Mips/MipsISelLowering.h b/lib/Target/Mips/MipsISelLowering.h index 5abf77dc65..e23752c62a 100644 --- a/lib/Target/Mips/MipsISelLowering.h +++ b/lib/Target/Mips/MipsISelLowering.h @@ -153,7 +153,6 @@ namespace llvm { SDValue LowerSTORE(SDValue Op, SelectionDAG &DAG) const; // @LOCALMOD-BEGIN - SDValue LowerNaClThreadStackPadding(SDValue Op, SelectionDAG &DAG) const; SDValue LowerNaClTpAlign(SDValue Op, SelectionDAG &DAG) const; SDValue LowerNaClTpTlsOffset(SDValue Op, SelectionDAG &DAG) const; SDValue LowerNaClTpTdbOffset(SDValue Op, SelectionDAG &DAG) const; |