On 28/10/23 21:44, Richard Henderson wrote:
Fold constant comparisons.
Canonicalize "tst x,x" to equality vs zero.
Canonicalize "tst x,sign" to sign test vs zero.
Fold double-word comparisons with zero parts.
Fold setcond of "tst x,pow2" to a bit extract.
Signed-off-by: Richard Henderson <richard.hender...@linaro.org>
---
tcg/optimize.c | 245 ++++++++++++++++++++++++++++++++++++++++++++-----
1 file changed, 223 insertions(+), 22 deletions(-)
Reviewed-by: Philippe Mathieu-Daudé <phi...@linaro.org>
