51 lines
1.1 KiB
C
51 lines
1.1 KiB
C
#include "factor.h"
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void init_compiler(CELL size)
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{
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compiling.base = compiling.here = (CELL)(alloc_bounded_block(size)->start);
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if(compiling.base == 0)
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fatal_error("Cannot allocate code heap",size);
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compiling.limit = compiling.base + size;
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last_flush = compiling.base;
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}
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void primitive_compiled_offset(void)
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{
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box_unsigned_cell(compiling.here);
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}
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void primitive_set_compiled_offset(void)
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{
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CELL offset = unbox_unsigned_cell();
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compiling.here = offset;
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if(compiling.here >= compiling.limit)
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{
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fprintf(stderr,"Code space exhausted\n");
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factorbug();
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}
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}
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void primitive_add_literal(void)
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{
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CELL object = dpeek();
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CELL offset = literal_top;
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put(literal_top,object);
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literal_top += CELLS;
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if(literal_top >= literal_max)
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critical_error("Too many compiled literals",literal_top);
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drepl(tag_cell(offset));
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}
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void primitive_flush_icache(void)
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{
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flush_icache((void*)last_flush,compiling.here - last_flush);
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last_flush = compiling.here;
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}
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void collect_literals(void)
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{
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CELL i;
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for(i = compiling.base; i < literal_top; i += CELLS)
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copy_handle((CELL*)i);
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}
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