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target-mips: fix CP0.BadVAddr by stopping translation on Address Error

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CP0.BadVAddr is supposed to capture the most recent virtual address that caused
the exception. Currently this does not work correctly for unaligned instruction
fetch as translation is not stopped and CP0.BadVAddr is updated with subsequent
addresses.

Signed-off-by: Leon Alrae <leon.alrae@imgtec.com>
This commit is contained in:
Leon Alrae 2015-03-16 16:54:42 +00:00
parent 5a4992834d
commit 62c688693b
1 changed files with 1 additions and 0 deletions
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1
target-mips/translate.c
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@ -18438,6 +18438,7 @@ static void decode_opc(CPUMIPSState *env, DisasContext *ctx)
if (ctx->pc & 0x3) {
env->CP0_BadVAddr = ctx->pc;
generate_exception_err(ctx, EXCP_AdEL, EXCP_INST_NOTAVAIL);
ctx->bstate = BS_STOP;
return;
}