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    (c)->fp = -STACK_BIAS
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    (c)->fp = -STACK_BIAS
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/*
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/*
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 * Only save registers that must be preserved across
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 * Only save registers that must be preserved across
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 * function calls and that are not saved in caller's
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 * register window.
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 * function calls.
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 */
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 */
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struct context {
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struct context {
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    __u64 o1;
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    __u64 o2;
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    __u64 o3;
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    __u64 o4;
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    __u64 o5;
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    __address sp;       /* %o6 */
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    __address sp;       /* %o6 */
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    __address pc;       /* %o7 */
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    __address pc;       /* %o7 */
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    __u64 i0;
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    __u64 i1;
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    __u64 i2;
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    __u64 i3;
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    __u64 i4;
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    __u64 i5;
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    __address fp;       /* %i6 */
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    __address fp;       /* %i6 */
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    __address i7;
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    __address i7;
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    __u64 l0;
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    __u64 l1;
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    __u64 l2;
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    __u64 l3;
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    __u64 l4;
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    __u64 l5;
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    __u64 l6;
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    __u64 l7;
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    ipl_t ipl;
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    ipl_t ipl;
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};
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};
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#endif
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#endif