tcg: define TCG_HIGHWATER
Will come in handy very soon. Reviewed-by: Richard Henderson <rth@twiddle.net> Reviewed-by: Alex Bennée <alex.bennee@linaro.org> Signed-off-by: Emilio G. Cota <cota@braap.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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@ -116,6 +116,8 @@ static int tcg_target_const_match(tcg_target_long val, TCGType type,
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static bool tcg_out_ldst_finalize(TCGContext *s);
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static bool tcg_out_ldst_finalize(TCGContext *s);
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#endif
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#endif
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#define TCG_HIGHWATER 1024
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static TCGRegSet tcg_target_available_regs[2];
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static TCGRegSet tcg_target_available_regs[2];
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static TCGRegSet tcg_target_call_clobber_regs;
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static TCGRegSet tcg_target_call_clobber_regs;
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@ -430,7 +432,7 @@ void tcg_prologue_init(TCGContext *s)
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/* Compute a high-water mark, at which we voluntarily flush the buffer
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/* Compute a high-water mark, at which we voluntarily flush the buffer
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and start over. The size here is arbitrary, significantly larger
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and start over. The size here is arbitrary, significantly larger
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than we expect the code generation for any one opcode to require. */
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than we expect the code generation for any one opcode to require. */
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s->code_gen_highwater = s->code_gen_buffer + (total_size - 1024);
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s->code_gen_highwater = s->code_gen_buffer + (total_size - TCG_HIGHWATER);
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tcg_register_jit(s->code_gen_buffer, total_size);
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tcg_register_jit(s->code_gen_buffer, total_size);
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