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<body><span class="vcard"><a class="email" href="mailto:i@maskray.me" title="Fangrui Song <i@maskray.me>"> <span class="fn">Fangrui Song</span></a>
</span> changed
<a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - aarch64 backend uses x18 on iOS"
href="https://bugs.llvm.org/show_bug.cgi?id=24588">bug 24588</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;">Resolution</td>
<td>---
</td>
<td>FIXED
</td>
</tr>
<tr>
<td style="text-align:right;">CC</td>
<td>
</td>
<td>i@maskray.me
</td>
</tr>
<tr>
<td style="text-align:right;">Status</td>
<td>NEW
</td>
<td>RESOLVED
</td>
</tr></table>
<p>
<div>
<b><a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - aarch64 backend uses x18 on iOS"
href="https://bugs.llvm.org/show_bug.cgi?id=24588#c1">Comment # 1</a>
on <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - aarch64 backend uses x18 on iOS"
href="https://bugs.llvm.org/show_bug.cgi?id=24588">bug 24588</a>
from <span class="vcard"><a class="email" href="mailto:i@maskray.me" title="Fangrui Song <i@maskray.me>"> <span class="fn">Fangrui Song</span></a>
</span></b>
<pre>Fixed by r253102 AArch64: Default AArch64Subtarget::ReserveX18 to true on
darwin
--- a/lib/Target/AArch64/AArch64Subtarget.cpp
+++ b/lib/Target/AArch64/AArch64Subtarget.cpp
@@ -53,8 +53,9 @@ AArch64Subtarget::AArch64Subtarget(const Triple &TT, const
std::string &CPU,
: AArch64GenSubtargetInfo(TT, CPU, FS), ARMProcFamily(Others),
HasV8_1aOps(false), HasFPARMv8(false), HasNEON(false), HasCrypto(false),
HasCRC(false), HasPerfMon(false), HasZeroCycleRegMove(false),
- HasZeroCycleZeroing(false), StrictAlign(false), ReserveX18(false),
- IsLittle(LittleEndian), CPUString(CPU), TargetTriple(TT),
FrameLowering(),
+ HasZeroCycleZeroing(false), StrictAlign(false),
+ ReserveX18(TT.isOSDarwin()), IsLittle(LittleEndian), CPUString(CPU),
+ TargetTriple(TT), FrameLowering(),</pre>
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