diff options
Diffstat (limited to 'lib/Target')
| -rw-r--r-- | lib/Target/ARM/ARMExpandPseudoInsts.cpp | 15 | ||||
| -rw-r--r-- | lib/Target/ARM/ARMInstrInfo.td | 7 |
2 files changed, 18 insertions, 4 deletions
diff --git a/lib/Target/ARM/ARMExpandPseudoInsts.cpp b/lib/Target/ARM/ARMExpandPseudoInsts.cpp index ca7a90aa12..d3b00a4c5a 100644 --- a/lib/Target/ARM/ARMExpandPseudoInsts.cpp +++ b/lib/Target/ARM/ARMExpandPseudoInsts.cpp @@ -699,6 +699,21 @@ bool ARMExpandPseudo::ExpandMBB(MachineBasicBlock &MBB) { MI.eraseFromParent(); break; } + case ARM::TPsoft: { + unsigned PredReg = 0; + ARMCC::CondCodes Pred = llvm::getInstrPredicate(&MI, PredReg); + MachineInstrBuilder MIB = + BuildMI(MBB, MBBI, MI.getDebugLoc(), + TII->get(ARM::BL)) + .addExternalSymbol("__aeabi_read_tp", 0); + + (*MIB).setMemRefs(MI.memoperands_begin(), MI.memoperands_end()); + TransferImpOps(MI, MIB, MIB); + MI.eraseFromParent(); + + //assert(0 && "HELP!"); + }; break; + case ARM::t2LDRHpci: case ARM::t2LDRBpci: case ARM::t2LDRSHpci: diff --git a/lib/Target/ARM/ARMInstrInfo.td b/lib/Target/ARM/ARMInstrInfo.td index 4c7cdd7639..f9f37df138 100644 --- a/lib/Target/ARM/ARMInstrInfo.td +++ b/lib/Target/ARM/ARMInstrInfo.td @@ -3249,12 +3249,11 @@ def SWPB : AIswp<1, (outs GPR:$Rt), (ins GPR:$Rt2, GPR:$Rn), "swpb", // // __aeabi_read_tp preserves the registers r1-r3. -// FIXME: This needs to be a pseudo of some sort so that we can get the -// encoding right, complete with fixup for the aeabi_read_tp function. +// This is a pseudo inst so that we can get the encoding right, +// complete with fixup for the aeabi_read_tp function. let isCall = 1, Defs = [R0, R12, LR, CPSR], Uses = [SP] in { - def TPsoft : ABXI<0b1011, (outs), (ins), IIC_Br, - "bl\t__aeabi_read_tp", + def TPsoft : PseudoInst<(outs), (ins), IIC_Br, [(set R0, ARMthread_pointer)]>; } |