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Fixed a bug in the 386 implementation of LOCK.

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Miran Grča
2024-02-14 02:29:31 +01:00
committed by GitHub
parent 93017fc3b3
commit f7c995738c
1 changed files with 1 additions and 1 deletions
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2
src/cpu/x86_ops_misc.h
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@@ -743,7 +743,7 @@ opLOCK(uint32_t fetchdat)
if (legal == 1)
legal = ((fetch_dat.b[1] >> 6) != 0x03); /* reg is illegal */
else if (legal == 2) {
legal = lock_legal[fetch_dat.b[1]];
legal = lock_legal_0f[fetch_dat.b[1]];
if (legal == 1)
legal = ((fetch_dat.b[2] >> 6) != 0x03); /* reg,reg is illegal */
else if (legal == 3) {