38 lines
826 B
C
38 lines
826 B
C
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#define C0 (1<<8)
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#define C1 (1<<9)
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#define C2 (1<<10)
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#define C3 (1<<14)
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uint32_t x87_pc_off,x87_op_off;
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uint16_t x87_pc_seg,x87_op_seg;
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static inline void x87_set_mmx()
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{
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cpu_state.TOP = 0;
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*(uint64_t *)cpu_state.tag = 0x0101010101010101ull;
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cpu_state.ismmx = 1;
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}
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static inline void x87_emms()
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{
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*(uint64_t *)cpu_state.tag = 0;
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cpu_state.ismmx = 0;
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}
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uint16_t x87_gettag();
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void x87_settag(uint16_t new_tag);
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void x87_dumpregs();
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void x87_reset();
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#define TAG_EMPTY 0
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#define TAG_VALID (1 << 0)
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/*Hack for FPU copy. If set then MM[].q contains the 64-bit integer loaded by FILD*/
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#define TAG_UINT64 (1 << 7)
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#define X87_ROUNDING_NEAREST 0
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#define X87_ROUNDING_DOWN 1
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#define X87_ROUNDING_UP 2
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#define X87_ROUNDING_CHOP 3
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void codegen_set_rounding_mode(int mode);
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