<html>
<head>
<base href="https://bugs.llvm.org/">
</head>
<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - TLS variables in inline assembly not considered TLS variables"
href="https://bugs.llvm.org/show_bug.cgi?id=45598">45598</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>TLS variables in inline assembly not considered TLS variables
</td>
</tr>
<tr>
<th>Product</th>
<td>lld
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Hardware</th>
<td>PC
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>All Bugs
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>yshuiv7@gmail.com
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org, smithp352@googlemail.com
</td>
</tr></table>
<p>
<div>
<pre>Input file 1:
target datalayout =
"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-pc-linux-gnu"
%struct._glapi_table = type opaque
@table_noop_array = external constant [0 x void ()*], align 8
@_glapi_tls_Dispatch = thread_local(initialexec) local_unnamed_addr global
%struct._glapi_table* bitcast ([0 x void ()*]* @table_noop_array to
%struct._glapi_table*), align 8
; Function Attrs: norecurse nounwind readonly sspstrong uwtable
define %struct._glapi_table* @_glapi_get_dispatch() local_unnamed_addr #2 {
%1 = load %struct._glapi_table*, %struct._glapi_table** @_glapi_tls_Dispatch,
align 8
ret %struct._glapi_table* %1
}
Input file 2:
target datalayout =
"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-pc-linux-gnu"
module asm ".text"
module asm ".balign 32"
module asm "x86_64_entry_start:"
module asm ".hidden shared_dispatch_stub_0"
module asm ".globl shared_dispatch_stub_0"
module asm ".type shared_dispatch_stub_0, @function"
module asm ".balign 32"
module asm "shared_dispatch_stub_0:"
module asm "\09movq _glapi_tls_Dispatch@GOTTPOFF(%rip), %rax"
module asm "\09movq %fs:(%rax), %r11"
module asm "\09jmp *(8 * 0)(%r11)"
@x86_64_entry_start = external hidden global [0 x i8], align 1
lld complains:
ld.lld: error: TLS attribute mismatch: _glapi_tls_Dispatch
Looks like _glapi_tls_Dispatch in input file 2 is not considered a TLS
variable, presumably because it's defined in inline assembly.</pre>
</div>
</p>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are on the CC list for the bug.</li>
</ul>
</body>
</html>