On Sun, 2007-01-28 at 16:04 -0800, Chris Lattner wrote:
> > For PR1138: http://llvm.org/PR1138 :
> > Force memcpy to be the 32-bit variant. Since this is only used with
> > CBE and lli which both target 32-bit machines, this should be okay.
>
> What do you mean, "which both target 32-bit machines"? CBE supports
> Alpha, sparcv9, x86-64, and ppc64.
Just going on statements you made in IRC about CBE targeting only 32-bit
machines.
>
> -Chris
>
> >
> > ---
> > Diffs of the changes: (+11 -4)
> >
> > IntrinsicLowering.cpp | 15 +++++++++++----
> > 1 files changed, 11 insertions(+), 4 deletions(-)
> >
> >
> > Index: llvm/lib/CodeGen/IntrinsicLowering.cpp
> > diff -u llvm/lib/CodeGen/IntrinsicLowering.cpp:1.59 llvm/lib/
> > CodeGen/IntrinsicLowering.cpp:1.60
> > --- llvm/lib/CodeGen/IntrinsicLowering.cpp:1.59 Sun Jan 14 20:27:26
> > 2007
> > +++ llvm/lib/CodeGen/IntrinsicLowering.cpp Sun Jan 28 16:28:00 2007
> > @@ -77,13 +77,17 @@
> > break;
> > case Intrinsic::memcpy_i32:
> > case Intrinsic::memcpy_i64:
> > - EnsureFunctionExists(M, "memcpy", I->arg_begin(), --I-
> > >arg_end(),
> > - I->arg_begin()->getType());
> > + M.getOrInsertFunction("memcpy", PointerType::get
> > (Type::Int8Ty),
> > + PointerType::get(Type::Int8Ty),
> > + PointerType::get(Type::Int8Ty),
> > Type::Int32Ty,
> > + (Type *)0);
> > break;
> > case Intrinsic::memmove_i32:
> > case Intrinsic::memmove_i64:
> > - EnsureFunctionExists(M, "memmove", I->arg_begin(), --I-
> > >arg_end(),
> > - I->arg_begin()->getType());
> > + M.getOrInsertFunction("memmove", PointerType::get
> > (Type::Int8Ty),
> > + PointerType::get(Type::Int8Ty),
> > + PointerType::get(Type::Int8Ty),
> > Type::Int32Ty,
> > + (Type *)0);
> > break;
> > case Intrinsic::memset_i32:
> > case Intrinsic::memset_i64:
> > @@ -360,6 +364,9 @@
> > }
> > case Intrinsic::memcpy_i64: {
> > static Constant *MemcpyFCache = 0;
> > + Value * Size = cast<Value>(CI->op_end()-1);
> > + if (Size->getType() != Type::Int32Ty)
> > + Size->replaceAllUsesWith(new TruncInst(Size, Type::Int32Ty));
> > ReplaceCallWith("memcpy", CI, CI->op_begin()+1, CI->op_end()-1,
> > (*(CI->op_begin()+1))->getType(), MemcpyFCache);
> > break;
> >
> >
> >
> > _______________________________________________
> > llvm-commits mailing list
> > llvm-commits@cs.uiuc.edu
> > http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
>
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