Displaying 4 results from an estimated 4 matches for "r120095".
2010 Dec 14
2
[LLVMdev] Branch delay slots broken.
...ice that the label $BB0_1 is missing. If I disable filling in the
>> branch delay slots, I get:
>
> Is this with the latest SVN HEAD version of LLVM or some other version? The delay slot filler and many other things have been updated for the Microblaze backend. In particular, the commit r120095 for the MBlaze backend fixed some issues with missing block labels due to AsmPrinter::isBlockOnlyReachableByFallthrough not taking into account delay slots in basic blocks.
>
[snip]
Thanks Wesley! I'm currently using r119910. I'll update.
-Rich
2010 Dec 14
0
[LLVMdev] Branch delay slots broken.
...te:
> Notice that the label $BB0_1 is missing. If I disable filling in the
> branch delay slots, I get:
Is this with the latest SVN HEAD version of LLVM or some other version? The delay slot filler and many other things have been updated for the Microblaze backend. In particular, the commit r120095 for the MBlaze backend fixed some issues with missing block labels due to AsmPrinter::isBlockOnlyReachableByFallthrough not taking into account delay slots in basic blocks.
> My question is, why would inserting a NOP or splicing an instruction in
> a MachineBasicBlock cause a label to go mi...
2010 Dec 14
2
[LLVMdev] Branch delay slots broken.
The Sparc, Microblaze, and Mips code generators implement branch delay
slots. They all seem to exhibit the same bug, which is not surprising
since the code is very similar. If I compile code with this snippit:
while (n--)
*s++ = (char) c;
I get this (for the Microblaze):
swi r19, r1, 0
add r3, r0, r0
cmp r3, r3, r7
beqid r3,
2010 Dec 15
0
[LLVMdev] Branch delay slots broken.
...label $BB0_1 is missing. If I disable filling in the
>>> branch delay slots, I get:
>>
>> Is this with the latest SVN HEAD version of LLVM or some other version? The delay slot filler and many other things have been updated for the Microblaze backend. In particular, the commit r120095 for the MBlaze backend fixed some issues with missing block labels due to AsmPrinter::isBlockOnlyReachableByFallthrough not taking into account delay slots in basic blocks.
>>
> [snip]
>
> Thanks Wesley! I'm currently using r119910. I'll update.
>
> -Rich
Wesley,
You...