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tcg: Allow extra data to be attached to insn_start

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With an eye toward having this data replace the gen_opc_* arrays
that each target collects in order to enable restore_state_from_tb.

Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2015-08-30 09:21:33 -07:00
parent b933066ae0
commit 9aef40ed1f
4 changed files with 60 additions and 17 deletions
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4
tcg/tcg-opc.h
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@ -175,9 +175,9 @@ DEF(mulsh_i64, 1, 2, 0, IMPL(TCG_TARGET_HAS_mulsh_i64))
/* QEMU specific */
#if TARGET_LONG_BITS > TCG_TARGET_REG_BITS
DEF(insn_start, 0, 0, 2, TCG_OPF_NOT_PRESENT)
DEF(insn_start, 0, 0, 2 * TARGET_INSN_START_WORDS, TCG_OPF_NOT_PRESENT)
#else
DEF(insn_start, 0, 0, 1, TCG_OPF_NOT_PRESENT)
DEF(insn_start, 0, 0, TARGET_INSN_START_WORDS, TCG_OPF_NOT_PRESENT)
#endif
DEF(exit_tb, 0, 0, 1, TCG_OPF_BB_END)
DEF(goto_tb, 0, 0, 1, TCG_OPF_BB_END)