From 5a5ac124e1efaf208671f01c46edb15f29ed2a0b Mon Sep 17 00:00:00 2001 From: Dimitry Andric Date: Wed, 27 May 2015 18:44:32 +0000 Subject: Vendor import of llvm trunk r238337: https://llvm.org/svn/llvm-project/llvm/trunk@238337 --- lib/CodeGen/LocalStackSlotAllocation.cpp | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) (limited to 'lib/CodeGen/LocalStackSlotAllocation.cpp') diff --git a/lib/CodeGen/LocalStackSlotAllocation.cpp b/lib/CodeGen/LocalStackSlotAllocation.cpp index e8bf687a626e..837842914b4c 100644 --- a/lib/CodeGen/LocalStackSlotAllocation.cpp +++ b/lib/CodeGen/LocalStackSlotAllocation.cpp @@ -252,7 +252,8 @@ void LocalStackSlotPass::calculateFrameObjectOffsets(MachineFunction &Fn) { } static inline bool -lookupCandidateBaseReg(int64_t BaseOffset, +lookupCandidateBaseReg(unsigned BaseReg, + int64_t BaseOffset, int64_t FrameSizeAdjust, int64_t LocalFrameOffset, const MachineInstr *MI, @@ -260,7 +261,7 @@ lookupCandidateBaseReg(int64_t BaseOffset, // Check if the relative offset from the where the base register references // to the target address is in range for the instruction. int64_t Offset = FrameSizeAdjust + LocalFrameOffset - BaseOffset; - return TRI->isFrameOffsetLegal(MI, Offset); + return TRI->isFrameOffsetLegal(MI, BaseReg, Offset); } bool LocalStackSlotPass::insertFrameReferenceRegisters(MachineFunction &Fn) { @@ -362,8 +363,9 @@ bool LocalStackSlotPass::insertFrameReferenceRegisters(MachineFunction &Fn) { // instruction itself will be taken into account by the target, // so we don't have to adjust for it here when reusing a base // register. - if (UsedBaseReg && lookupCandidateBaseReg(BaseOffset, FrameSizeAdjust, - LocalOffset, MI, TRI)) { + if (UsedBaseReg && lookupCandidateBaseReg(BaseReg, BaseOffset, + FrameSizeAdjust, LocalOffset, MI, + TRI)) { DEBUG(dbgs() << " Reusing base register " << BaseReg << "\n"); // We found a register to reuse. Offset = FrameSizeAdjust + LocalOffset - BaseOffset; @@ -382,7 +384,7 @@ bool LocalStackSlotPass::insertFrameReferenceRegisters(MachineFunction &Fn) { // then don't bother creating it. if (ref + 1 >= e || !lookupCandidateBaseReg( - BaseOffset, FrameSizeAdjust, + BaseReg, BaseOffset, FrameSizeAdjust, FrameReferenceInsns[ref + 1].getLocalOffset(), FrameReferenceInsns[ref + 1].getMachineInstr(), TRI)) { BaseOffset = PrevBaseOffset; -- cgit v1.2.3