Hi Richard,
On 9/20/21 23:57, Richard Henderson wrote:
On 9/20/21 1:04 AM, WANG Xuerui wrote:
+ /* Argument registers */
+ TCG_REG_A0,
+ TCG_REG_A1,
+ TCG_REG_A2,
+ TCG_REG_A3,
+ TCG_REG_A4,
+ TCG_REG_A5,
+ TCG_REG_A6,
+ TCG_REG_A7,
+};
Generally I'd place the argument registers in reverse usage order. It
means that we'll try to use A7 before A0, which may work to our favor
if the called function has less than 8 arguments.
Hmm, is that a trick already employed by other TCG ports? I'll check the
code and adjust if that proves beneficial indeed.
But otherwise,
Reviewed-by: Richard Henderson <richard.hender...@linaro.org>
r~
