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132 lines
2.3 KiB
132 lines
2.3 KiB
/* https://github.com/gwsystems/silverfish/blob/master/runtime/memory/64bit_nix.c */
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#include <types.h>
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#ifdef USE_MEM_VM
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// All of these are pretty generic
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INLINE float
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get_f32(i32 offset)
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{
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char *mem_as_chars = (char *)sandbox_lmbase;
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void *address = &mem_as_chars[offset];
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return *(float *)address;
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}
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INLINE double
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get_f64(i32 offset)
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{
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char *mem_as_chars = (char *)sandbox_lmbase;
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void *address = &mem_as_chars[offset];
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return *(double *)address;
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}
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INLINE i8
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get_i8(i32 offset)
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{
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char *mem_as_chars = (char *)sandbox_lmbase;
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void *address = &mem_as_chars[offset];
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return *(i8 *)address;
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}
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INLINE i16
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get_i16(i32 offset)
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{
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char *mem_as_chars = (char *)sandbox_lmbase;
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void *address = &mem_as_chars[offset];
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return *(i16 *)address;
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}
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INLINE i32
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get_i32(i32 offset)
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{
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char *mem_as_chars = (char *)sandbox_lmbase;
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void *address = &mem_as_chars[offset];
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return *(i32 *)address;
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}
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INLINE i64
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get_i64(i32 offset)
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{
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char *mem_as_chars = (char *)sandbox_lmbase;
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void *address = &mem_as_chars[offset];
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return *(i64 *)address;
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}
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// Now setting routines
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INLINE void
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set_f32(i32 offset, float v)
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{
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char *mem_as_chars = (char *)sandbox_lmbase;
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void *address = &mem_as_chars[offset];
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*(float *)address = v;
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}
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INLINE void
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set_f64(i32 offset, double v)
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{
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char *mem_as_chars = (char *)sandbox_lmbase;
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void *address = &mem_as_chars[offset];
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*(double *)address = v;
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}
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INLINE void
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set_i8(i32 offset, i8 v)
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{
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char *mem_as_chars = (char *)sandbox_lmbase;
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void *address = &mem_as_chars[offset];
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*(i8 *)address = v;
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}
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INLINE void
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set_i16(i32 offset, i16 v)
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{
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char *mem_as_chars = (char *)sandbox_lmbase;
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void *address = &mem_as_chars[offset];
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*(i16 *)address = v;
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}
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INLINE void
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set_i32(i32 offset, i32 v)
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{
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char *mem_as_chars = (char *)sandbox_lmbase;
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void *address = &mem_as_chars[offset];
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*(i32 *)address = v;
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}
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INLINE void
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set_i64(i32 offset, i64 v)
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{
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char *mem_as_chars = (char *)sandbox_lmbase;
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void *address = &mem_as_chars[offset];
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*(i64 *)address = v;
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}
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// Table handling functionality
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INLINE char *
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get_function_from_table(u32 idx, u32 type_id)
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{
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assert(idx < INDIRECT_TABLE_SIZE);
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struct indirect_table_entry f = module_indirect_table[idx];
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// assert(f.type_id == type_id);
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assert(f.func_pointer);
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return f.func_pointer;
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}
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#else
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#error "Incorrect memory module!"
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#endif
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