mirror of https://gitee.com/openkylin/qemu.git
84 lines
1.5 KiB
C
84 lines
1.5 KiB
C
/* Various hacks to make code written for a dynamic code generator work
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with regular QEMU. */
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static int free_qreg;
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#define QMODE_I32 1
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#define QMODE_F32 1
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#define QMODE_F64 2
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static inline int gen_new_qreg(int mode)
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{
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int qreg;
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qreg = free_qreg;
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free_qreg += mode;
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if (free_qreg > MAX_QREGS) {
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fprintf(stderr, "qreg overflow\n");
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abort();
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}
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return qreg + TARGET_NUM_QREGS;
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}
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static inline int gen_im32(uint32_t i)
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{
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int qreg = gen_new_qreg(QMODE_I32);
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gen_op_mov32_im(qreg, i);
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return qreg;
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}
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static inline void gen_op_ldf32(int dest, int addr)
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{
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gen_op_ld32(dest, addr);
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}
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static inline void gen_op_stf32(int addr, int dest)
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{
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gen_op_st32(addr, dest);
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}
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static inline void gen_op_pack_32_f32(int dest, int src)
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{
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gen_op_mov32(dest, src);
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}
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static inline void gen_op_pack_f32_32(int dest, int src)
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{
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gen_op_mov32(dest, src);
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}
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static inline void gen_op_flags_set(void)
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{
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/* Dummy op. */
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}
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static inline void gen_op_shl_im_cc(int val, int shift)
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{
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gen_op_shl_cc(val, gen_im32(shift));
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}
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static inline void gen_op_shr_im_cc(int val, int shift)
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{
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gen_op_shr_cc(val, gen_im32(shift));
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}
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static inline void gen_op_sar_im_cc(int val, int shift)
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{
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gen_op_sar_cc(val, gen_im32(shift));
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}
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#ifdef USE_DIRECT_JUMP
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#define TBPARAM(x)
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#else
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#define TBPARAM(x) (long)(x)
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#endif
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static inline void gen_op_goto_tb(int dummy, int n, long tb)
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{
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if (n == 0) {
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gen_op_goto_tb0(TBPARAM(tb));
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} else {
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gen_op_goto_tb1(TBPARAM(tb));
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}
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}
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