tcg/optimize: Split out fold_ix_to_i
commitda48e2720227473041b7a14dd9f838577d36833a
authorRichard Henderson <richard.henderson@linaro.org>
Thu, 26 Aug 2021 03:42:04 +0000 (25 20:42 -0700)
committerRichard Henderson <richard.henderson@linaro.org>
Thu, 28 Oct 2021 00:11:22 +0000 (27 17:11 -0700)
tree4c92541c63ebe0c78abf0c7d95018fab26e8218b
parenta63ce0e9cb860439d4277bd6dca696bce1f1bb6b
tcg/optimize: Split out fold_ix_to_i

Pull the "op r, 0, b => movi r, 0" optimization into a function,
and use it in fold_shift.

Reviewed-by: Luis Pires <luis.pires@eldorado.org.br>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
tcg/optimize.c