// FIXME: Don't know how to handle secondary types yet.
if (TypeIdx != 0)
return UnableToLegalize;
+
+ MIRBuilder.setInstr(MI);
+
switch (MI.getOpcode()) {
default:
return UnableToLegalize;
int NumParts = MRI.getType(MI.getOperand(0).getReg()).getSizeInBits() /
NarrowTy.getSizeInBits();
- MIRBuilder.setInstr(MI);
-
SmallVector<unsigned, 2> Src1Regs, Src2Regs, DstRegs;
SmallVector<uint64_t, 2> Indexes;
extractParts(MI.getOperand(1).getReg(), NarrowTy, NumParts, Src1Regs);
MI.eraseFromParent();
return Legalized;
}
+ case TargetOpcode::G_STORE: {
+ unsigned NarrowSize = NarrowTy.getSizeInBits();
+ int NumParts =
+ MRI.getType(MI.getOperand(0).getReg()).getSizeInBits() / NarrowSize;
+ LLT NarrowPtrTy = LLT::pointer(
+ MRI.getType(MI.getOperand(1).getReg()).getAddressSpace(), NarrowSize);
+
+ SmallVector<unsigned, 2> SrcRegs;
+ extractParts(MI.getOperand(0).getReg(), NarrowTy, NumParts, SrcRegs);
+
+ for (int i = 0; i < NumParts; ++i) {
+ unsigned DstReg = MRI.createGenericVirtualRegister(NarrowPtrTy);
+ unsigned Offset = MRI.createGenericVirtualRegister(LLT::scalar(64));
+ MIRBuilder.buildConstant(Offset, i * NarrowSize / 8);
+ MIRBuilder.buildGEP(DstReg, MI.getOperand(1).getReg(), Offset);
+ MIRBuilder.buildStore(SrcRegs[i], DstReg, **MI.memoperands_begin());
+ }
+ MI.eraseFromParent();
+ return Legalized;
+ }
}
}
- { id: 3, class: _ }
- { id: 4, class: _ }
- { id: 5, class: _ }
+ - { id: 6, class: _ }
+ - { id: 7, class: _ }
body: |
bb.0.entry:
liveins: %x0, %x1, %x2, %x3
; CHECK: G_STORE %0(p0), %0(p0) :: (store 8 into %ir.addr)
G_STORE %0(p0), %0(p0) :: (store 8 into %ir.addr)
+
+ ; CHECK: [[OFFSET0:%[0-9]+]](s64) = G_CONSTANT i64 0
+ ; CHECK: [[GEP0:%[0-9]+]](p0) = G_GEP %0, [[OFFSET0]](s64)
+ ; CHECK: G_STORE %5(s64), [[GEP0]](p0) :: (store 16 into %ir.addr)
+ ; CHECK: [[OFFSET1:%[0-9]+]](s64) = G_CONSTANT i64 8
+ ; CHECK: [[GEP1:%[0-9]+]](p0) = G_GEP %0, [[OFFSET1]](s64)
+ ; CHECK: G_STORE %6(s64), [[GEP1]](p0) :: (store 16 into %ir.addr)
+ %6(s64) = G_PTRTOINT %0(p0)
+ %7(s128) = G_SEQUENCE %5, 0, %6, 64
+ G_STORE %7, %0 :: (store 16 into %ir.addr)
...