zero offset optimisation
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@635 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
parent
edf779ffcc
commit
537730b956
@ -279,7 +279,8 @@ static inline void gen_add_data_offset(DisasContext *s, unsigned int insn)
|
||||
val = insn & 0xfff;
|
||||
if (!(insn & (1 << 23)))
|
||||
val = -val;
|
||||
gen_op_addl_T1_im(val);
|
||||
if (val != 0)
|
||||
gen_op_addl_T1_im(val);
|
||||
} else {
|
||||
/* shift/register */
|
||||
rm = (insn) & 0xf;
|
||||
@ -304,7 +305,8 @@ static inline void gen_add_datah_offset(DisasContext *s, unsigned int insn)
|
||||
val = (insn & 0xf) | ((insn >> 4) & 0xf0);
|
||||
if (!(insn & (1 << 23)))
|
||||
val = -val;
|
||||
gen_op_addl_T1_im(val);
|
||||
if (val != 0)
|
||||
gen_op_addl_T1_im(val);
|
||||
} else {
|
||||
/* register */
|
||||
rm = (insn) & 0xf;
|
||||
|
Loading…
Reference in New Issue
Block a user