Message ID | 369053df4298c754061e47068834bd9640b0841b.1424273599.git.robin.murphy@arm.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Oops, missed some CCs... On 18/02/15 15:40, Robin Murphy wrote: > Fix cbz/cbnz having the mask offset by a bit, and add encodings for > tbz/tbnz so that all branch forms are represented. > > Signed-off-by: Robin Murphy <robin.murphy@arm.com> > Acked-by: Will Deacon <will.deacon@arm.com> > --- > arch/arm64/include/asm/insn.h | 6 ++++-- > 1 file changed, 4 insertions(+), 2 deletions(-) > > diff --git a/arch/arm64/include/asm/insn.h b/arch/arm64/include/asm/insn.h > index e2ff32a..d2f4942 100644 > --- a/arch/arm64/include/asm/insn.h > +++ b/arch/arm64/include/asm/insn.h > @@ -264,8 +264,10 @@ __AARCH64_INSN_FUNCS(ands, 0x7F200000, 0x6A000000) > __AARCH64_INSN_FUNCS(bics, 0x7F200000, 0x6A200000) > __AARCH64_INSN_FUNCS(b, 0xFC000000, 0x14000000) > __AARCH64_INSN_FUNCS(bl, 0xFC000000, 0x94000000) > -__AARCH64_INSN_FUNCS(cbz, 0xFE000000, 0x34000000) > -__AARCH64_INSN_FUNCS(cbnz, 0xFE000000, 0x35000000) > +__AARCH64_INSN_FUNCS(cbz, 0x7F000000, 0x34000000) > +__AARCH64_INSN_FUNCS(cbnz, 0x7F000000, 0x35000000) > +__AARCH64_INSN_FUNCS(tbz, 0x7F000000, 0x36000000) > +__AARCH64_INSN_FUNCS(tbnz, 0x7F000000, 0x37000000) > __AARCH64_INSN_FUNCS(bcond, 0xFF000010, 0x54000000) > __AARCH64_INSN_FUNCS(svc, 0xFFE0001F, 0xD4000001) > __AARCH64_INSN_FUNCS(hvc, 0xFFE0001F, 0xD4000002) >
On Wed, Feb 18, 2015 at 8:08 AM, Robin Murphy <robin.murphy@arm.com> wrote: > Oops, missed some CCs... > > On 18/02/15 15:40, Robin Murphy wrote: >> >> Fix cbz/cbnz having the mask offset by a bit, and add encodings for >> tbz/tbnz so that all branch forms are represented. >> >> Signed-off-by: Robin Murphy <robin.murphy@arm.com> >> Acked-by: Will Deacon <will.deacon@arm.com> >> --- >> arch/arm64/include/asm/insn.h | 6 ++++-- >> 1 file changed, 4 insertions(+), 2 deletions(-) >> >> diff --git a/arch/arm64/include/asm/insn.h b/arch/arm64/include/asm/insn.h >> index e2ff32a..d2f4942 100644 >> --- a/arch/arm64/include/asm/insn.h >> +++ b/arch/arm64/include/asm/insn.h >> @@ -264,8 +264,10 @@ __AARCH64_INSN_FUNCS(ands, 0x7F200000, 0x6A000000) >> __AARCH64_INSN_FUNCS(bics, 0x7F200000, 0x6A200000) >> __AARCH64_INSN_FUNCS(b, 0xFC000000, 0x14000000) >> __AARCH64_INSN_FUNCS(bl, 0xFC000000, 0x94000000) >> -__AARCH64_INSN_FUNCS(cbz, 0xFE000000, 0x34000000) >> -__AARCH64_INSN_FUNCS(cbnz, 0xFE000000, 0x35000000) >> +__AARCH64_INSN_FUNCS(cbz, 0x7F000000, 0x34000000) >> +__AARCH64_INSN_FUNCS(cbnz, 0x7F000000, 0x35000000) >> +__AARCH64_INSN_FUNCS(tbz, 0x7F000000, 0x36000000) >> +__AARCH64_INSN_FUNCS(tbnz, 0x7F000000, 0x37000000) >> __AARCH64_INSN_FUNCS(bcond, 0xFF000010, 0x54000000) >> __AARCH64_INSN_FUNCS(svc, 0xFFE0001F, 0xD4000001) >> __AARCH64_INSN_FUNCS(hvc, 0xFFE0001F, 0xD4000002) >> Looks good to me, as described in ARMv8 ARM. Acked-by: Zi Shen Lim <zlim.lnx@gmail.com>
diff --git a/arch/arm64/include/asm/insn.h b/arch/arm64/include/asm/insn.h index e2ff32a..d2f4942 100644 --- a/arch/arm64/include/asm/insn.h +++ b/arch/arm64/include/asm/insn.h @@ -264,8 +264,10 @@ __AARCH64_INSN_FUNCS(ands, 0x7F200000, 0x6A000000) __AARCH64_INSN_FUNCS(bics, 0x7F200000, 0x6A200000) __AARCH64_INSN_FUNCS(b, 0xFC000000, 0x14000000) __AARCH64_INSN_FUNCS(bl, 0xFC000000, 0x94000000) -__AARCH64_INSN_FUNCS(cbz, 0xFE000000, 0x34000000) -__AARCH64_INSN_FUNCS(cbnz, 0xFE000000, 0x35000000) +__AARCH64_INSN_FUNCS(cbz, 0x7F000000, 0x34000000) +__AARCH64_INSN_FUNCS(cbnz, 0x7F000000, 0x35000000) +__AARCH64_INSN_FUNCS(tbz, 0x7F000000, 0x36000000) +__AARCH64_INSN_FUNCS(tbnz, 0x7F000000, 0x37000000) __AARCH64_INSN_FUNCS(bcond, 0xFF000010, 0x54000000) __AARCH64_INSN_FUNCS(svc, 0xFFE0001F, 0xD4000001) __AARCH64_INSN_FUNCS(hvc, 0xFFE0001F, 0xD4000002)