30 lines
534 B
C
30 lines
534 B
C
typedef struct rtx_def *rtx;
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typedef struct rtvec_def *rtvec;
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enum rtx_code { PARALLEL, SET };
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union rtunion_def {
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rtx rt_rtx;
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rtvec rt_rtvec;
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};
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typedef union rtunion_def rtunion;
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struct rtx_def {
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rtunion fld;
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};
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struct rtvec_def {
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int num_elem;
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};
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extern rtx operand;
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rtx peephole2_insns (rtx x0, enum rtx_code code)
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{
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switch (code)
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{
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case SET:
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operand = (((x0)->fld).rt_rtx);
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return operand;
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case PARALLEL:
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if ((((((x0)->fld).rt_rtvec))->num_elem) == 2)
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return 0;
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break;
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}
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}
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