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tcg/optimize: simplify and r, a, 0 cases
and r, a, 0 is equivalent to a movi r, 0. Reviewed-by: Richard Henderson <rth@twiddle.net> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
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@ -360,6 +360,7 @@ static TCGArg *tcg_constant_folding(TCGContext *s, uint16_t *tcg_opc_ptr,
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/* Simplify expression for "op r, a, 0 => movi r, 0" cases */
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switch (op) {
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CASE_OP_32_64(and):
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CASE_OP_32_64(mul):
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if ((temps[args[2]].state == TCG_TEMP_CONST
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&& temps[args[2]].val == 0)) {
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