Catch unaligned sc/scd.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2642 c046a42c-6fe2-441c-8c8c-71466251a162
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@ -117,6 +117,10 @@ void glue(op_ll, MEMSUFFIX) (void)
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void glue(op_sc, MEMSUFFIX) (void)
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{
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CALL_FROM_TB0(dump_sc);
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if (T0 & 0x3) {
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env->CP0_BadVAddr = T0;
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CALL_FROM_TB1(do_raise_exception, EXCP_AdES);
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}
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if (T0 == env->CP0_LLAddr) {
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glue(stl, MEMSUFFIX)(T0, T1);
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T0 = 1;
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@ -182,6 +186,10 @@ void glue(op_lld, MEMSUFFIX) (void)
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void glue(op_scd, MEMSUFFIX) (void)
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{
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CALL_FROM_TB0(dump_sc);
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if (T0 & 0x7) {
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env->CP0_BadVAddr = T0;
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CALL_FROM_TB1(do_raise_exception, EXCP_AdES);
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}
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if (T0 == env->CP0_LLAddr) {
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glue(stq, MEMSUFFIX)(T0, T1);
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T0 = 1;
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@ -714,6 +714,7 @@ static void gen_ldst (DisasContext *ctx, uint32_t opc, int rt,
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opn = "sd";
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break;
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case OPC_SCD:
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save_cpu_state(ctx, 1);
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GEN_LOAD_REG_TN(T1, rt);
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op_ldst(scd);
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opn = "scd";
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@ -812,6 +813,7 @@ static void gen_ldst (DisasContext *ctx, uint32_t opc, int rt,
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opn = "ll";
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break;
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case OPC_SC:
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save_cpu_state(ctx, 1);
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GEN_LOAD_REG_TN(T1, rt);
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op_ldst(sc);
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GEN_STORE_TN_REG(rt, T0);
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