Commit fe53c2be authored Jan 13, 2017 by Laurent Vivier

target-m68k: fix bit operation with immediate value



M680x0 bit operations with an immediate value use 9 bits of the 16bit
value, while coldfire ones use only 8 bits.

Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Message-Id: <1484332593-16782-2-git-send-email-laurent@vivier.eu>

parent 7b6de33e

target/m68k/translate.c

+10 −3

Original line number	Diff line number	Diff line
		@@ -1801,10 +1801,17 @@ DISAS_INSN(bitop_im)
		op = (insn >> 6) & 3;

		bitnum = read_im16(env, s);
		if (m68k_feature(s->env, M68K_FEATURE_M68000)) {
		if (bitnum & 0xfe00) {
		disas_undef(env, s, insn);
		return;
		}
		} else {
		if (bitnum & 0xff00) {
		disas_undef(env, s, insn);
		return;
		}
		}

		SRC_EA(env, src1, opsize, 0, op ? &addr: NULL);