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-rw-r--r--arch/alpha/isa/decoder.isa2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/alpha/isa/decoder.isa b/arch/alpha/isa/decoder.isa
index e09673269..3d38e91f9 100644
--- a/arch/alpha/isa/decoder.isa
+++ b/arch/alpha/isa/decoder.isa
@@ -693,7 +693,7 @@ decode OPCODE default Unknown::unknown() {
SimExit(curTick, "halt instruction encountered");
}}, IsNonSpeculative);
0x83: callsys({{
- xc->syscall();
+ xc->syscall(R0);
}}, IsNonSpeculative);
// Read uniq reg into ABI return value register (r0)
0x9e: rduniq({{ R0 = Runiq; }});