mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-23 15:29:51 +00:00
23 lines
832 B
LLVM
23 lines
832 B
LLVM
|
; RUN: opt -S -mtriple=i386-unknown-freebsd -mcpu=i486 -loop-vectorize < %s
|
||
|
|
|
||
|
|
define i32 @PR14639(i8* nocapture %s, i32 %len) nounwind {
|
||
|
|
entry:
|
||
|
|
%cmp4 = icmp sgt i32 %len, 0
|
||
|
|
br i1 %cmp4, label %for.body, label %for.end
|
||
|
|
|
||
|
|
for.body: ; preds = %entry, %for.body
|
||
|
|
%i.06 = phi i32 [ %inc, %for.body ], [ 0, %entry ]
|
||
|
|
%r.05 = phi i32 [ %xor, %for.body ], [ 0, %entry ]
|
||
|
|
%arrayidx = getelementptr inbounds i8* %s, i32 %i.06
|
||
|
|
%0 = load i8* %arrayidx, align 1
|
||
|
|
%conv = sext i8 %0 to i32
|
||
|
|
%xor = xor i32 %conv, %r.05
|
||
|
|
%inc = add nsw i32 %i.06, 1
|
||
|
|
%exitcond = icmp eq i32 %inc, %len
|
||
|
|
br i1 %exitcond, label %for.end, label %for.body
|
||
|
|
|
||
|
|
for.end: ; preds = %for.body, %entry
|
||
|
|
%r.0.lcssa = phi i32 [ 0, %entry ], [ %xor, %for.body ]
|
||
|
|
ret i32 %r.0.lcssa
|
||
|
|
}
|