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<body><span class="vcard"><a class="email" href="mailto:filcab@gmail.com" title="Filipe Cabecinhas <filcab@gmail.com>"> <span class="fn">Filipe Cabecinhas</span></a>
</span> changed
<a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - Union store codegen is silly"
href="https://bugs.llvm.org/show_bug.cgi?id=31777">bug 31777</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;">Status</td>
<td>NEW
</td>
<td>RESOLVED
</td>
</tr>
<tr>
<td style="text-align:right;">Resolution</td>
<td>---
</td>
<td>FIXED
</td>
</tr></table>
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<b><a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - Union store codegen is silly"
href="https://bugs.llvm.org/show_bug.cgi?id=31777#c5">Comment # 5</a>
on <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - Union store codegen is silly"
href="https://bugs.llvm.org/show_bug.cgi?id=31777">bug 31777</a>
from <span class="vcard"><a class="email" href="mailto:filcab@gmail.com" title="Filipe Cabecinhas <filcab@gmail.com>"> <span class="fn">Filipe Cabecinhas</span></a>
</span></b>
<pre>This has landed in r310055. New codegen for the x86_64 and armv8 cases JF
mentioned:
[llvm-cmake]% SDKROOT=$(xcrun --sdk iphoneos --show-sdk-path) ./bin/clang++
-target arm64-apple-darwin pr31777.cpp -O2 -S -fomit-frame-pointer -o - | grep
-v ...things...
__Z3fooP1U: ; @_Z3fooP1U
mov w8, #42
str x8, [x0]
ret
; -- End function
__Z3barP1U: ; @_Z3barP1U
mov w8, #42
str x8, [x0]
ret
; -- End function
__Z3bazP1U: ; @_Z3bazP1U
mov w8, #42
strh w8, [x0]
ret
; -- End function
[llvm-cmake]% SDKROOT=$(xcrun --sdk macosx --show-sdk-path) ./bin/clang++
pr31777.cpp -O2 -S -fomit-frame-pointer -o - | grep -v ...things...
__Z3fooP1U: ## @_Z3fooP1U
movq $42, (%rdi)
retq
## -- End function
__Z3barP1U: ## @_Z3barP1U
movq $42, (%rdi)
retq
## -- End function
__Z3bazP1U: ## @_Z3bazP1U
movw $42, (%rdi)
retq</pre>
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