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tcg: Return NULL temp for TCG_CALL_DUMMY_ARG

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Backports commit c6c7d84df8889b9d6298466999b88a8a42e5f976 from qemu
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Richard Henderson 2018-03-05 07:22:36 -05:00 committed by Lioncash
parent 010ded3088
commit a659a03ff5
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1 changed files with 1 additions and 1 deletions
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qemu/tcg/tcg.h
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@ -989,7 +989,7 @@ struct TCGContext {
static inline TCGTemp *arg_temp(TCGContext *tcg_ctx, TCGArg a) static inline TCGTemp *arg_temp(TCGContext *tcg_ctx, TCGArg a)
{ {
return &tcg_ctx->temps[a]; return a == TCG_CALL_DUMMY_ARG ? NULL : &tcg_ctx->temps[a];
} }
static inline void tcg_set_insn_param(TCGContext *tcg_ctx, int op_idx, int arg, TCGArg v) static inline void tcg_set_insn_param(TCGContext *tcg_ctx, int op_idx, int arg, TCGArg v)