https://bugs.kde.org/show_bug.cgi?id=356823
Bug ID: 356823
Summary: Unsupported ARM instruction: stlex
Product: valgrind
Version: unspecified
Platform: Compiled Sources
OS: Linux
Status: UNCONFIRMED
Severity: normal
Priority: NOR
Component: vex
Assignee: jsew...@acm.org
Reporter: d...@corrigendum.ru
Note: this instruction is new to ARMv8.
Simple example:
$ cat test.c
int main() {
asm volatile("stlex r0, r1, [r2]");
}
$ gcc -marm -march=armv8-a test.c
$ valgrind ./a.out
==28004== Memcheck, a memory error detector
==28004== Copyright (C) 2002-2015, and GNU GPL'd, by Julian Seward et al.
==28004== Using Valgrind-3.11.0 and LibVEX; rerun with -h for copyright info
==28004== Command: ./a.out
==28004==
disInstr(arm): unhandled instruction: 0xE1820E91
cond=14(0xE) 27:20=24(0x18) 4:4=1 3:0=1(0x1)
...
Reproducible: Always
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