Displaying 4 results from an estimated 4 matches for "lbb_matches_8".
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lbb_matches_4
2006 Mar 17
3
[LLVMdev] Stupid '-load-vn -licm' question (LLVM 1.6)
...ackend:
LBB_matches_1: ; regex6
lbz r4, 0(r3)
LBB_matches_2: ; NodeBlock
rlwinm r5, r4, 0, 24, 31
cmplwi cr0, r5, 98
blt cr0, LBB_matches_4 ; LeafBlock
LBB_matches_3: ; LeafBlock1
rlwinm r4, r4, 0, 24, 31
cmpwi cr0, r4, 98
beq cr0, LBB_matches_8 ; ret_true
b LBB_matches_5 ; NewDefault
LBB_matches_4: ; LeafBlock
rlwinm r4, r4, 0, 24, 31
cmpwi cr0, r4, 97
beq cr0, LBB_matches_8 ; ret_true
LBB_matches_5: ; NewDefault
LBB_matches_6: ; loop_step
I'm particularly confused by the rlwinm instructions t...
2006 Mar 17
0
[LLVMdev] Stupid '-load-vn -licm' question (LLVM 1.6)
...lbz r4, 0(r3)
> LBB_matches_2: ; NodeBlock
> rlwinm r5, r4, 0, 24, 31
> cmplwi cr0, r5, 98
> blt cr0, LBB_matches_4 ; LeafBlock
> LBB_matches_3: ; LeafBlock1
> rlwinm r4, r4, 0, 24, 31
> cmpwi cr0, r4, 98
> beq cr0, LBB_matches_8 ; ret_true
> b LBB_matches_5 ; NewDefault
> LBB_matches_4: ; LeafBlock
> rlwinm r4, r4, 0, 24, 31
> cmpwi cr0, r4, 97
> beq cr0, LBB_matches_8 ; ret_true
> LBB_matches_5: ; NewDefault
> LBB_matches_6: ; loop_step
>
> I'm particular...
2006 Mar 17
0
[LLVMdev] Stupid '-load-vn -licm' question (LLVM 1.6)
On Thu, 16 Mar 2006, Eric Kidd wrote:
> Hello! I'm compiling code which uses pointers as iterators. For some
> reason--probably a silly misunderstanding of the docs--I can't eliminate
> duplicate pointer loads. I'll probably figure this out eventually, but if
> somebody else sees the answer instantly, I certainly won't complain. :-)
There are no stupid questions.
2006 Mar 16
2
[LLVMdev] Stupid '-load-vn -licm' question (LLVM 1.6)
Hello! I'm compiling code which uses pointers as iterators. For some
reason--probably a silly misunderstanding of the docs--I can't
eliminate duplicate pointer loads. I'll probably figure this out
eventually, but if somebody else sees the answer instantly, I
certainly won't complain. :-)
Here are the optimizers I'm running:
opt -f -simplifycfg -dce -instcombine