}
/*
- * Handle a base + index + displacement effective addresss.
+ * Handle a base + index + displacement effective address.
* A NULL_QREG base means pc-relative.
*/
static TCGv gen_lea_indexed(CPUM68KState *env, DisasContext *s, TCGv base)
/*
* t1 = (src + 0x066) + dest + X
- * = result with some possible exceding 0x6
+ * = result with some possible exceeding 0x6
*/
t0 = tcg_const_i32(0x066);
tcg_gen_add_i32(t1, t0, dest);
tcg_gen_add_i32(t1, t1, QREG_CC_X);
- /* we will remove exceding 0x6 where there is no carry */
+ /* we will remove exceeding 0x6 where there is no carry */
/*
* t0 = (src + 0x0066) ^ dest
tcg_temp_free(t0);
/*
- * remove the exceding 0x6
+ * remove the exceeding 0x6
* for digits that have not generated a carry
*/
gen_flush_flags(s); /* compute old Z */
/*
- * Perform substract with borrow.
+ * Perform subtract with borrow.
* (X, N) = -(src + X);
*/
/*
* Compute signed-overflow for negation. The normal formula for
* subtraction is (res ^ src) & (src ^ dest), but with dest==0
- * this simplies to res & src.
+ * this simplifies to res & src.
*/
tcg_gen_and_i32(QREG_CC_V, QREG_CC_N, src);
gen_flush_flags(s); /* compute old Z */
/*
- * Perform substract with borrow.
+ * Perform subtract with borrow.
* (X, N) = dest - (src + X);
*/
gen_ext(QREG_CC_N, QREG_CC_N, opsize, 1);
tcg_gen_andi_i32(QREG_CC_X, QREG_CC_X, 1);
- /* Compute signed-overflow for substract. */
+ /* Compute signed-overflow for subtract. */
tcg_gen_xor_i32(QREG_CC_V, QREG_CC_N, dest);
tcg_gen_xor_i32(tmp, dest, src);