21 lines
599 B
C
21 lines
599 B
C
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#pragma once
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#define STR2(x) #x
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#define STR(x) STR2(x)
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#define _call2(c, jt_addr) \
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asm("li a0,ret_" #c "\n" \
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"addi sp,sp,-4\n" \
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"sw a0,0(sp)\n" \
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"li a0,[" STR(jt_addr) "]\n" \
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"jr a0\n" \
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"ret_" #c ":" \
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::: "a0" \
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);
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#define _call(c, jt_addr) _call2(c, jt_addr)
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#define call(jt_addr) _call(__COUNTER__, jt_addr)
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#define parameter(i, p) asm("mv x" #i ",%0" :: "r" (p) : "x" #i)
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#define ret(i, var) asm("mv %0,x" #i : "=r" (var) :: "x" #i)
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