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Fix MOVI.N immediate calculation

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Reported by @edi1 in #1, thanks!
This commit is contained in:
Sebastian Schmidt
2019-12-30 17:27:32 +01:00
parent 181c35f703
commit 687950dcd4
1 changed files with 2 additions and 2 deletions
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4
data/languages/xtensa.sinc
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@@ -147,8 +147,8 @@ s16_16.23_8.11: tmp is u4_8.11 & u8_16.23 [
# An “asymmetric” immediate from -32..95, used by MOVI.N.
n_s8_12.15_4.6_asymm: tmp is n_s3_4.6 & n_s4_12.15 [
tmp = ((((n_s3_4.6 >> 2) & 1) & ((n_s3_4.6 >> 3) & 1)) << 7) | # sign
(n_s3_4.6 << 4) | n_s4_12.15;
tmp = ((((n_s3_4.6 & 7) << 4) | (n_s4_12.15 & 15)) |
((((n_s3_4.6 >> 2) & 1) & ((n_s3_4.6 >> 1) & 1)) << 7));
] { export *[const]:1 tmp; }
# Immediates shifted or with offset.