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tcg: Add insn_start_words to TCGContext

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This will enable replacement of TARGET_INSN_START_WORDS in tcg.c.
Split out "tcg/insn-start-words.h" and use it in target/.

Reviewed-by: Anton Johansson <anjo@rev.ng>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-03-31 21:30:31 -07:00
parent e03291cd9a
commit 747bd69d0f
9 changed files with 58 additions and 30 deletions
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6
include/tcg/tcg-opc.h
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@ -188,9 +188,9 @@ DEF(mulsh_i64, 1, 2, 0, IMPL64 | IMPL(TCG_TARGET_HAS_mulsh_i64))
#define DATA64_ARGS (TCG_TARGET_REG_BITS == 64 ? 1 : 2)
/* QEMU specific */
DEF(insn_start, 0, 0, DATA64_ARGS * TARGET_INSN_START_WORDS,
TCG_OPF_NOT_PRESENT)
/* There are tcg_ctx->insn_start_words here, not just one. */
DEF(insn_start, 0, 0, DATA64_ARGS, TCG_OPF_NOT_PRESENT)
DEF(exit_tb, 0, 0, 1, TCG_OPF_BB_EXIT | TCG_OPF_BB_END)
DEF(goto_tb, 0, 0, 1, TCG_OPF_BB_EXIT | TCG_OPF_BB_END)
DEF(goto_ptr, 0, 1, 0, TCG_OPF_BB_EXIT | TCG_OPF_BB_END)