xref: /openbmc/qemu/tcg/tcg-internal.h (revision 3e92aa34434bbcf88e5cc0a8334946216dcaf233)
15ff7258cSRichard Henderson /*
25ff7258cSRichard Henderson  * Internal declarations for Tiny Code Generator for QEMU
35ff7258cSRichard Henderson  *
45ff7258cSRichard Henderson  * Copyright (c) 2008 Fabrice Bellard
55ff7258cSRichard Henderson  *
65ff7258cSRichard Henderson  * Permission is hereby granted, free of charge, to any person obtaining a copy
75ff7258cSRichard Henderson  * of this software and associated documentation files (the "Software"), to deal
85ff7258cSRichard Henderson  * in the Software without restriction, including without limitation the rights
95ff7258cSRichard Henderson  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
105ff7258cSRichard Henderson  * copies of the Software, and to permit persons to whom the Software is
115ff7258cSRichard Henderson  * furnished to do so, subject to the following conditions:
125ff7258cSRichard Henderson  *
135ff7258cSRichard Henderson  * The above copyright notice and this permission notice shall be included in
145ff7258cSRichard Henderson  * all copies or substantial portions of the Software.
155ff7258cSRichard Henderson  *
165ff7258cSRichard Henderson  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
175ff7258cSRichard Henderson  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
185ff7258cSRichard Henderson  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
195ff7258cSRichard Henderson  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
205ff7258cSRichard Henderson  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
215ff7258cSRichard Henderson  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
225ff7258cSRichard Henderson  * THE SOFTWARE.
235ff7258cSRichard Henderson  */
245ff7258cSRichard Henderson 
255ff7258cSRichard Henderson #ifndef TCG_INTERNAL_H
265ff7258cSRichard Henderson #define TCG_INTERNAL_H 1
275ff7258cSRichard Henderson 
285ff7258cSRichard Henderson #define TCG_HIGHWATER 1024
295ff7258cSRichard Henderson 
30*3e92aa34SRichard Henderson typedef struct TCGHelperInfo {
31*3e92aa34SRichard Henderson     void *func;
32*3e92aa34SRichard Henderson     const char *name;
33*3e92aa34SRichard Henderson     unsigned flags;
34*3e92aa34SRichard Henderson     unsigned typemask;
35*3e92aa34SRichard Henderson } TCGHelperInfo;
36*3e92aa34SRichard Henderson 
3742eb6dfcSRichard Henderson extern TCGContext tcg_init_ctx;
385ff7258cSRichard Henderson extern TCGContext **tcg_ctxs;
390e2d61cfSRichard Henderson extern unsigned int tcg_cur_ctxs;
400e2d61cfSRichard Henderson extern unsigned int tcg_max_ctxs;
415ff7258cSRichard Henderson 
4243b972b7SRichard Henderson void tcg_region_init(size_t tb_size, int splitwx, unsigned max_cpus);
435ff7258cSRichard Henderson bool tcg_region_alloc(TCGContext *s);
445ff7258cSRichard Henderson void tcg_region_initial_alloc(TCGContext *s);
455ff7258cSRichard Henderson void tcg_region_prologue_set(TCGContext *s);
465ff7258cSRichard Henderson 
47*3e92aa34SRichard Henderson static inline const TCGHelperInfo *tcg_call_info(TCGOp *op)
48*3e92aa34SRichard Henderson {
49*3e92aa34SRichard Henderson     return (void *)(uintptr_t)op->args[TCGOP_CALLO(op) + TCGOP_CALLI(op) + 1];
50*3e92aa34SRichard Henderson }
51*3e92aa34SRichard Henderson 
5290163900SRichard Henderson static inline unsigned tcg_call_flags(TCGOp *op)
5390163900SRichard Henderson {
54*3e92aa34SRichard Henderson     return tcg_call_info(op)->flags;
5590163900SRichard Henderson }
5690163900SRichard Henderson 
575ff7258cSRichard Henderson #endif /* TCG_INTERNAL_H */
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