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docs/devel/tcg-ops: Drop recommendation to free temps

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Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Richard Henderson 2023-02-24 22:48:05 -10:00
parent 29c87a281e
commit 8a0816d6be
1 changed files with 0 additions and 4 deletions
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docs/devel/tcg-ops.rst
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@ -951,10 +951,6 @@ Recommended coding rules for best performance
often modified, e.g. the integer registers and the condition often modified, e.g. the integer registers and the condition
codes. TCG will be able to use host registers to store them. codes. TCG will be able to use host registers to store them.
- Free temporaries when they are no longer used (``tcg_temp_free``).
Since ``tcg_const_x`` also creates a temporary, you should free it
after it is used.
- Don't hesitate to use helpers for complicated or seldom used guest - Don't hesitate to use helpers for complicated or seldom used guest
instructions. There is little performance advantage in using TCG to instructions. There is little performance advantage in using TCG to
implement guest instructions taking more than about twenty TCG implement guest instructions taking more than about twenty TCG