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sparc: allow CASA with ASI 0xa from user space 

LEON3 allows the CASA instruction to be used from user space
if the ASI is set to 0xa (user data).

Signed-off-by: Alex Zuepke <azu@sysgo.de>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Alex Zuepke 2015-12-04 16:01:02 +01:00 committed by Peter Maydell
parent a3154ccabc
commit bd4e097a8e
1 changed files with 2 additions and 1 deletions
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3
target-sparc/translate.c
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@ -5097,7 +5097,8 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn)
if (IS_IMM) {
goto illegal_insn;
}
if (!supervisor(dc)) {
/* LEON3 allows CASA from user space with ASI 0xa */
if ((GET_FIELD(insn, 19, 26) != 0xa) && !supervisor(dc)) {
goto priv_insn;
}
#endif