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<body><span class="vcard"><a class="email" href="mailto:david.bolvansky@gmail.com" title="David Bolvansky <david.bolvansky@gmail.com>"> <span class="fn">David Bolvansky</span></a>
</span> changed
<a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - Inefficient code generation for v16i8 vertical less-equal"
href="https://bugs.llvm.org/show_bug.cgi?id=38522">bug 38522</a>
<br>
<table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>What</th>
<th>Removed</th>
<th>Added</th>
</tr>
<tr>
<td style="text-align:right;">See Also</td>
<td>
</td>
<td>https://bugs.llvm.org/show_bug.cgi?id=42035
</td>
</tr>
<tr>
<td style="text-align:right;">CC</td>
<td>
</td>
<td>david.bolvansky@gmail.com
</td>
</tr>
</table><span class="vcard"><a class="email" href="mailto:llvm-dev@redking.me.uk" title="Simon Pilgrim <llvm-dev@redking.me.uk>"> <span class="fn">Simon Pilgrim</span></a>
</span> changed
<a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - Inefficient code generation for v16i8 vertical less-equal"
href="https://bugs.llvm.org/show_bug.cgi?id=38522">bug 38522</a>
<br>
<table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>What</th>
<th>Removed</th>
<th>Added</th>
</tr>
<tr>
<td style="text-align:right;">Fixed By Commit(s)</td>
<td>
</td>
<td>rG918ccb64b022
</td>
</tr>
<tr>
<td style="text-align:right;">Status</td>
<td>NEW
</td>
<td>RESOLVED
</td>
</tr>
<tr>
<td style="text-align:right;">Resolution</td>
<td>---
</td>
<td>FIXED
</td>
</tr></table>
<p>
<div>
<b><a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - Inefficient code generation for v16i8 vertical less-equal"
href="https://bugs.llvm.org/show_bug.cgi?id=38522#c2">Comment # 2</a>
on <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - Inefficient code generation for v16i8 vertical less-equal"
href="https://bugs.llvm.org/show_bug.cgi?id=38522">bug 38522</a>
from <span class="vcard"><a class="email" href="mailto:llvm-dev@redking.me.uk" title="Simon Pilgrim <llvm-dev@redking.me.uk>"> <span class="fn">Simon Pilgrim</span></a>
</span></b>
<pre>(In reply to Simon Pilgrim from <a href="show_bug.cgi?id=38522#c1">comment #1</a>)
<span class="quote">> Candidate Patch: <a href="https://reviews.llvm.org/D76984">https://reviews.llvm.org/D76984</a></span >
Fixed in rG918ccb64b022
define zeroext i1 @PR38522(<16 x i8>* %x, <16 x i8>* %y) {
; CHECK-LABEL: PR38522:
; CHECK: # %bb.0: # %start
; CHECK-NEXT: vmovdqa (%rdi), %xmm0
; CHECK-NEXT: vpcmpgtb (%rsi), %xmm0, %xmm0
; CHECK-NEXT: vptest %xmm0, %xmm0
; CHECK-NEXT: sete %al
; CHECK-NEXT: retq
start:
%0 = load <16 x i8>, <16 x i8>* %x, align 16
%1 = load <16 x i8>, <16 x i8>* %y, align 16
%2 = icmp sle <16 x i8> %0, %1
%3 = sext <16 x i1> %2 to <16 x i8>
%4 = bitcast <16 x i8> %3 to <2 x i64>
%5 = tail call i32 @llvm.x86.sse41.ptestc(<2 x i64> %4, <2 x i64> <i64 -1,
i64 -1>)
%6 = icmp eq i32 %5, 1
ret i1 %6
}
declare i32 @llvm.x86.sse41.ptestz(<2 x i64>, <2 x i64>) nounwind readnone</pre>
</div>
<div>
<b><a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - Inefficient code generation for v16i8 vertical less-equal"
href="https://bugs.llvm.org/show_bug.cgi?id=38522#c1">Comment # 1</a>
on <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - Inefficient code generation for v16i8 vertical less-equal"
href="https://bugs.llvm.org/show_bug.cgi?id=38522">bug 38522</a>
from <span class="vcard"><a class="email" href="mailto:llvm-dev@redking.me.uk" title="Simon Pilgrim <llvm-dev@redking.me.uk>"> <span class="fn">Simon Pilgrim</span></a>
</span></b>
<pre>Candidate Patch: <a href="https://reviews.llvm.org/D76984">https://reviews.llvm.org/D76984</a></pre>
</div>
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