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tcg/optimize: Propagate sign info for bit counting
authorRichard Henderson <richard.henderson@linaro.org>
Thu, 26 Aug 2021 20:24:17 +0000 (13:24 -0700)
committerRichard Henderson <richard.henderson@linaro.org>
Fri, 29 Oct 2021 03:55:07 +0000 (20:55 -0700)
commit2b9d0c59edec097c72ce9b917d3c08dc5d59cdda
tree62721df48e0dac5a71fd1d4b2c565c42d6e0072ctree
parent275d7d8e70ef8679e241ce78c83548067f403394commit | diff
tcg/optimize: Propagate sign info for bit counting

The results are generally 6 bit unsigned values, though
the count leading and trailing bits may produce any value
for a zero input.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Luis Pires <luis.pires@eldorado.org.br>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
tcg/optimize.c diff | blob | history
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