search for: 320dd391

Displaying 3 results from an estimated 3 matches for "320dd391".

2012 Dec 11
0
[LLVMdev] Loads/Stores and MachineMemOperand
On 11 Dec 2012, at 21:00, Justin Holewinski wrote: > I want to get some clarification on the exact semantics of the MachineMemOperand attached to memory-touching instructions. From what I understand, a MemSDNode has an associated MachineMemOperand and a MachineInstr can have zero or more attached MachineMemOperands. > > But what is the guarantee/constraint placed on
2012 Dec 11
1
[LLVMdev] Loads/Stores and MachineMemOperand
...gt; > Clearing the value seems to be a very nasty thing to do, what is the > meaning of this code? > > > -- Thanks, Justin Holewinski -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20121211/320dd391/attachment.html>
2012 Dec 11
4
[LLVMdev] Loads/Stores and MachineMemOperand
I want to get some clarification on the exact semantics of the MachineMemOperand attached to memory-touching instructions. From what I understand, a MemSDNode has an associated MachineMemOperand and a MachineInstr can have zero or more attached MachineMemOperands. But what is the guarantee/constraint placed on optimization/codegen passes for maintaining the contents of a MachineMemOperand? In