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ppc: Fix sign extension issue in mtmsr(d) emulation 

Signed-off-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
master
Michael Neuling 2016-05-03 18:03:32 +02:00 committed by David Gibson
parent f9ef0527ff
commit c409bc5daf
1 changed files with 2 additions and 2 deletions
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4
target-ppc/translate.c
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@ -4381,7 +4381,7 @@ static void gen_mtmsrd(DisasContext *ctx)
/* Special form that does not need any synchronisation */
TCGv t0 = tcg_temp_new();
tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1 << MSR_RI) | (1 << MSR_EE));
tcg_gen_andi_tl(cpu_msr, cpu_msr, ~((1 << MSR_RI) | (1 << MSR_EE)));
tcg_gen_andi_tl(cpu_msr, cpu_msr, ~(target_ulong)((1 << MSR_RI) | (1 << MSR_EE)));
tcg_gen_or_tl(cpu_msr, cpu_msr, t0);
tcg_temp_free(t0);
} else {
@ -4412,7 +4412,7 @@ static void gen_mtmsr(DisasContext *ctx)
/* Special form that does not need any synchronisation */
TCGv t0 = tcg_temp_new();
tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1 << MSR_RI) | (1 << MSR_EE));
tcg_gen_andi_tl(cpu_msr, cpu_msr, ~((1 << MSR_RI) | (1 << MSR_EE)));
tcg_gen_andi_tl(cpu_msr, cpu_msr, ~(target_ulong)((1 << MSR_RI) | (1 << MSR_EE)));
tcg_gen_or_tl(cpu_msr, cpu_msr, t0);
tcg_temp_free(t0);
} else {