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| author | Richard Henderson <richard.henderson@linaro.org> | 2018-05-30 18:06:23 -0700 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2018-06-01 15:15:27 -0700 |
| commit | 07ea28b41830f946de3841b0ac61a3413679feb9 (patch) | |
| tree | 42c4837f1a3f06b76291c9cf8412914d2c27c346 /tcg/tcg-op.h | |
| parent | 392fba9f583223786f844dce9b2e7f9a0ce0147a (diff) | |
| download | qemu-07ea28b41830f946de3841b0ac61a3413679feb9.zip qemu-07ea28b41830f946de3841b0ac61a3413679feb9.tar.gz qemu-07ea28b41830f946de3841b0ac61a3413679feb9.tar.bz2 | |
tcg: Pass tb and index to tcg_gen_exit_tb separately
Do the cast to uintptr_t within the helper, so that the compiler
can type check the pointer argument. We can also do some more
sanity checking of the index argument.
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'tcg/tcg-op.h')
| -rw-r--r-- | tcg/tcg-op.h | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/tcg/tcg-op.h b/tcg/tcg-op.h index 04eb3e9..7513c1e 100644 --- a/tcg/tcg-op.h +++ b/tcg/tcg-op.h @@ -782,10 +782,19 @@ static inline void tcg_gen_insn_start(target_ulong pc, target_ulong a1, # error "Unhandled number of operands to insn_start" #endif -static inline void tcg_gen_exit_tb(uintptr_t val) -{ - tcg_gen_op1i(INDEX_op_exit_tb, val); -} +/** + * tcg_gen_exit_tb() - output exit_tb TCG operation + * @tb: The TranslationBlock from which we are exiting + * @idx: Direct jump slot index, or exit request + * + * See tcg/README for more info about this TCG operation. + * See also tcg.h and the block comment above TB_EXIT_MASK. + * + * For a normal exit from the TB, back to the main loop, @tb should + * be NULL and @idx should be 0. Otherwise, @tb should be valid and + * @idx should be one of the TB_EXIT_ values. + */ +void tcg_gen_exit_tb(TranslationBlock *tb, unsigned idx); /** * tcg_gen_goto_tb() - output goto_tb TCG operation |