On 10/08/12 04:31, Richard Henderson wrote:
> Only "tested" visually, by examining assembly diffs of the
> runtime libraries between successive patches. All told it
> would appear to be some remarkable code size improvements.
>
> Please test.
Thanks a lot for looking into this! I'll test the pat
on is used in the sched-reorder
hook to move the best instruction to the top of the list. If this
turns out to work fine I'll try to migrate the z196 pipeline
description as well.
No testsuite regressions.
Committed to mainline.
Bye,
-Andreas-
2012-10-10 Andreas Krebbel
*
new testcase.
Bootstrapped and regtested on s390 and s390x with --with-arch=zEC12.
No regressions.
I'm going to apply the patch to 4.8 and mainline after waiting a few
days for comments.
Bye,
-Andreas-
2013-10-04 Andreas Krebbel
* config/s390/s390.c (s390_register_info): Mak
Hi,
with the attached patch we use call-clobbered floating point registers
as save slots for general purpose registers in leaf functions.
Bootstrapped and regtested with various options and -march levels.
Committed to mainline.
Bye,
-Andreas-
2013-10-09 Andreas Krebbel
* config
Just a cleanup of the s390_frame_info function.
Committed to mainline after regression test was fine.
Bye,
-Andreas-
2013-10-09 Andreas Krebbel
* config/s390/s390.c (s390_frame_info): Restructure function.
---
gcc/config/s390/s390.c | 112
patch we use dedicated slots when saving FPR
argument registers and are now able to get rid of unnecessary saves
that way.
Bootstrapped and regression tested.
Committed to mainline.
Bye,
-Andreas-
2013-10-09 Andreas Krebbel
* config/s390/s390.c (s390_register_info_stdarg_fpr): Remove
On 09/10/13 21:46, Jeff Law wrote:
> On 08/21/13 03:21, Andreas Krebbel wrote:
>> [RFC] Allow functions calling mcount before prologue to be leaf functions
>> http://gcc.gnu.org/ml/gcc-patches/2013-04/msg00993.html
> I don't think this is necessarily correct for all target
On 10/10/13 18:41, Jeff Law wrote:
> On 10/10/13 04:00, Andreas Krebbel wrote:
>> On 09/10/13 21:46, Jeff Law wrote:
>>> On 08/21/13 03:21, Andreas Krebbel wrote:
>>>> [RFC] Allow functions calling mcount before prologue to be leaf functions
>>>> http://g
tm-nofloat-2.c fails with that patch. The returns-twice flag on
tbegin prevents several optimizations on the cfg and basically
disables the TX optimization in s390_optimize_nonescaping_tx that way.
I'll try to address this with a follow-on patch.
Ok for mainline and 4.8?
Bye,
-Andreas-
20
On 10/10/13 18:41, Jeff Law wrote:
> On 10/10/13 04:00, Andreas Krebbel wrote:
>> On 09/10/13 21:46, Jeff Law wrote:
>>> On 08/21/13 03:21, Andreas Krebbel wrote:
>>>> [RFC] Allow functions calling mcount before prologue to be leaf functions
>>>> http://g
On 14/10/13 12:14, Jakub Jelinek wrote:
> On Mon, Oct 14, 2013 at 12:07:00PM +0200, Richard Biener wrote:
>>> htm-nofloat-2.c fails with that patch. The returns-twice flag on
>>> tbegin prevents several optimizations on the cfg and basically
>>> disables the TX optimization in s390_optimize_nonesc
On 14/10/13 13:30, Jakub Jelinek wrote:
> On Mon, Oct 14, 2013 at 01:26:25PM +0200, Richard Biener wrote:
>>> I somehow couldn't get it working with the add_builtin_function parameter.
>>> Perhaps because these
>>> attrs are supposed to be translated into the respective tree flags
>>> (DECL_IS_RE
On 16/10/13 22:25, Jeff Law wrote:
> On 10/11/13 11:23, Andreas Krebbel wrote:
>> On 10/10/13 18:41, Jeff Law wrote:
>>> On 10/10/13 04:00, Andreas Krebbel wrote:
>>>> On 09/10/13 21:46, Jeff Law wrote:
>>>>> On 08/21/13 03:21, Andreas Krebbel wrote
On 01/02/2016 08:16 PM, Marcin Kościelnicki wrote:
> Previously, .rodata was hardcoded. For C++ vague linkage functions,
> this resulted in needlessly duplicated literals. With the new split
> stack support, this resulted in link errors, due to .rodata containing
> relocations to the discarded te
On 01/02/2016 08:16 PM, Marcin Kościelnicki wrote:
> It seems at some point the .size hook was hijacked to emit some
> machine-specific directives, and the actual .size directive was
> forgotten. This caused problems for split-stack support, since
> linker couldn't scan the function body for non-s
On 01/21/2016 07:56 AM, Marcin Kościelnicki wrote:
>>> +2016-01-02 Marcin Kościelnicki
>>> +
>>> + * config/s390/s390.md (pool_section_start): Use switch_to_section
>>> + to select proper read-only data section instead of hardcoding .rodata.
>>> + (pool_section_end): Use switch_to_section
On 01/20/2016 02:16 PM, Andreas Krebbel wrote:
> On 01/02/2016 08:16 PM, Marcin Kościelnicki wrote:
>> It seems at some point the .size hook was hijacked to emit some
>> machine-specific directives, and the actual .size directive was
>> forgotten. This caused problems fo
On 01/02/2016 08:16 PM, Marcin Kościelnicki wrote:
> When an unconditional jump with side effects targets an immediately
> following label, rtl_tidy_fallthru_edge is called. Since it has side
> effects, it doesn't remove the jump, but the label is still marked
> as fallthru. This later causes a v
On 01/15/2016 10:08 PM, Marcin Kościelnicki wrote:
> On 15/01/16 19:38, Andreas Krebbel wrote:
>> Marcin,
>>
>> your implementation looks very good to me. Thanks!
>>
>> But please be aware that we deprecated the support of g5 and g6 and intend
>> to remove
On 01/22/2016 12:10 AM, Jeff Law wrote:
> On 01/21/2016 03:05 AM, Andreas Krebbel wrote:
>> On 01/02/2016 08:16 PM, Marcin Kościelnicki wrote:
>>> When an unconditional jump with side effects targets an immediately
>>> following label, rtl_tidy_fallthru_edge is
On Fri, Jan 29, 2016 at 09:27:46AM +0100, Dominik Vogt wrote:
> gcc/ChangeLog
>
> PR c++/69462
> * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG for
> C++-11.
Applied. Thanks!
-Andreas-
On Wed, Jan 27, 2016 at 11:04:32AM +0100, Dominik Vogt wrote:
> gcc/testsuite/ChangeLog
>
> * gcc.dg/tree-ssa/ssa-dom-cse-2.c: Require a hardware vector support for
> test to succeed.
Applied. Thanks!
-Andreas-
On Wed, Jan 27, 2016 at 12:01:26PM +0100, Dominik Vogt wrote:
> gcc/ChangeLog
>
> PR other/69006
> * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
> trailing blank line from error message.
Applied. Thanks!
-Andreas-
On Fri, Jan 29, 2016 at 10:06:47AM +0100, Dominik Vogt wrote:
> gcc/ChangeLog
>
> * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
> declaration name with %qs and print it in both error messages. Also
> fix indentation.
Applied. Thanks!
-Andreas-
Hi Marcin,
sorry for the late feedback.
A few comments regarding the split stack implementation:
The GNU coding style requires to replace every 8 leading blanks on a
line with a tab. There are many lines in your patch violating this.
In case you are an emacs user `whitespace-cleanup' will fix t
On 01/29/2016 04:43 PM, Marcin Kościelnicki wrote:
> The testsuite with -fsplit-stack already hits all of them, and checking
> them manually is rather tricky (I don't know if it could be done in
> target-independent way at all), but I think it'd be reasonable to make
> assembly testcases calling
On 02/01/2016 02:30 PM, Ulrich Weigand wrote:
> Andreas Krebbel wrote:
>
>> +; Accept single register and immediate operands usable as shift
>> +; counts.
>> +(define_predicate "addrreg_or_constint_operand"
>> + (match_code "reg, subreg, const_
On 02/01/2016 05:58 PM, Ulrich Weigand wrote:
> Andreas Krebbel wrote:
>> On 02/01/2016 02:30 PM, Ulrich Weigand wrote:
>>> This seems to add just a single alternative. Is that OK if it gets
>>> substituted into a pattern that used multiple alternatives otherwise?
&
On 02/01/2016 02:45 PM, Ulrich Weigand wrote:
> Andreas Krebbel wrote:
>
>> With this patch a `disabled' attribute is defined which can be used to
>> explicitly disable an alternative. This comes handy when defining the
>> substitutions later and while adding i
On 02/02/2016 03:52 PM, Marcin Kościelnicki wrote:
> libgcc/ChangeLog:
>
> * config.host: Use t-stack and t-stack-s390 for s390*-*-linux.
> * config/s390/morestack.S: New file.
> * config/s390/t-stack-s390: New file.
> * generic-morestack.c (__splitstack_find): Add s390-spe
ndreas-
gcc/ChangeLog:
2016-02-04 Andreas Krebbel
PR target/69625
* config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New
defines.
(s390_register_info_gprtofpr): Use new macros above.
(s390_register_info_stdarg_fpr): Adjust max_fpr to better match
On 02/01/2016 05:53 PM, Dominik Vogt wrote:
> The attached patch copies the existing
> libstdc++-v3/config/abi/post/s390-linux-gnu/baseline_symbols.txt
> to .../s390x-linux-gnu/32/baseline_symbols.txt. This fixes the
> abi test failure on s390x with -m31.
>
> The patch is gzip'ed because it's la
On 02/04/2016 01:28 PM, Dominik Vogt wrote:
> gcc/testsuite/ChangeLog
>
> * gcc.dg/tree-ssa/ssa-dom-cse-2.c: Remove -march=z13 for s390 (only
> necessary on s390x).
Applied. Thanks!
-Andreas-
On 02/01/2016 02:12 PM, Dominik Vogt wrote:
> gcc/ChangeLog
>
> * doc/extend.texi: S/390: Correct some typos.
Applied. Thanks!
-Andreas-
On 02/04/2016 05:58 PM, Andreas Krebbel wrote:
> +static void
> +s390_register_info_set_ranges ()
> +{
> + int i, j;
> +
> + /* Find the first and the last save slot supposed to use the stack
> + to set the restore range.
> + Vararg regs might be marked as sa
On 02/05/2016 12:50 PM, Jakub Jelinek wrote:
> On Fri, Feb 05, 2016 at 12:43:38PM +0100, Andreas Krebbel wrote:
>> Dominik just made me aware of this stupid copy and paste bug which made me
>> ending up with the very
>> same loops twice :(
>> I've committe
This fixes a problem revealed during the split-stack work:
https://gcc.gnu.org/ml/gcc-patches/2016-02/msg00322.html
Bootstrapped on s390x. No regressions.
Committed to mainline. Needs to be committed to 4.9.x and 5.x as well.
Bye,
-Andreas-
gcc/ChangeLog:
2016-02-05 Andreas Krebbel
On 02/14/2016 05:01 PM, Marcin Kościelnicki wrote:
> libgcc/ChangeLog:
>
> * config.host: Use t-stack and t-stack-s390 for s390*-*-linux.
> * config/s390/morestack.S: New file.
> * config/s390/t-stack-s390: New file.
> * generic-morestack.c (__splitstack_find): Add s390-spe
On 01/21/2016 02:03 PM, Marcin Kościelnicki wrote:
> gcc/ChangeLog:
>
> * config/s390/s390.c (s390_function_profiler): Add a new sequence
> for z900+ CPUs in 31-bit mode.
Applied. Thanks!
-Andreas-
2016-02-17 Andreas Krebbel
* gcc.target/s390/md/movstr-1.c: Allow also the z13 strings
instruction pattern name to prevent the testcase from failing with
-march=z13.
---
gcc/testsuite/gcc.target/s390/md/movstr-1.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion
gcc/ChangeLog:
2016-02-17 Andreas Krebbel
* config/s390/s390.md: Add missing output modifier for operand 1
to print it as address properly.
---
gcc/config/s390/s390.md | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/gcc/config/s390/s390.md b/gcc/config
A handwritten loop for stpcpy using the new z13 vector instructions
appears to be much faster than the millicoded instruction. However,
the implementation is much longer and therefore will only be enabled
when optimization for speed.
gcc/testsuite/ChangeLog:
2016-02-17 Andreas Krebbel
This adds a missing macro to the vecintrin.h header file.
gcc/ChangeLog:
2016-02-17 Andreas Krebbel
* config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
---
gcc/config/s390/vecintrin.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/gcc/config/s390/vecintrin.h b/gcc
gcc/ChangeLog:
2016-02-17 Andreas Krebbel
* config/s390/vector.md (VI, VI_QHS): Add single element vector
types to mode iterators.
(vec_double): ... and mode attribute.
* config/s390/vx-builtins.md (non_vec_int): Likewise.
---
gcc/config/s390/vector.md
For floating point vector compares the target mode is an integer mode
which accidently was used as register mode when forcing the compare
operands into regs.
gcc/ChangeLog:
2016-02-17 Andreas Krebbel
* config/s390/s390.c (s390_expand_vcond): Use the compare operand
mode.
gcc
So far usage of 128 bit add/sub instruction was rejected if the second
operand was a constant because the predicate rejected this.
gcc/testsuite/ChangeLog:
2016-02-17 Andreas Krebbel
* gcc.target/s390/vector/int128-1.c: New test.
gcc/ChangeLog:
2016-02-17 Andreas Krebbel
risk to
cause regressions for other cpu levels is small (hopefully).
* It is required to get rid of some nasty performance regressions
which can be observed with -march=z13 otherwise.
Any objections?
Bye,
-Andreas-
Andreas Krebbel (9):
S/390: Add IBM z13 pipeline description
S/390: z13 l
to allow the hardware to exploit the different
units.
gcc/ChangeLog:
2016-02-17 Andreas Krebbel
* config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
* config/s390/2964.md: New file.
* config/s390/s390.c (s390_get_sched_attrmask): Use the right set
of
gcc/ChangeLog:
2016-02-17 Andreas Krebbel
* config/s390/vector.md: Add missing commutative operand markers
to the patterns which qualify for one.
* config/s390/vx-builtins.md: Likewise.
---
gcc/config/s390/vector.md | 44
On 02/07/2016 01:22 PM, Marcin Kościelnicki wrote:
> gcc/testsuite/ChangeLog:
>
> * gcc.target/s390/morestack.c: New test.
Applied. Thanks!
-Andreas-
On 02/09/2016 02:18 PM, Dominik Vogt wrote:
> On Fri, Feb 05, 2016 at 05:07:57PM +0100, Dominik Vogt wrote:
>> The attached patch adds a testcase for PR 69625.
>
> Version 2 also runs with -m31.
Applied. Thanks!
-Andreas-
gcc/testsuite/ChangeLog:
* gcc.target/s390/md/movstr-2.c: Move and rename to ...
* gcc.target/s390/vector/stpcpy-1.c: ... this one.
---
gcc/testsuite/gcc.target/s390/md/movstr-2.c | 98 ---
gcc/testsuite/gcc.target/s390/vector/stpcpy-1.c | 100
gcc/testsuite/ChangeLog:
* gcc.target/s390/vcond-shift.c: Move to ...
* gcc.target/s390/vector/vcond-shift.c: ... here.
---
gcc/testsuite/gcc.target/s390/vcond-shift.c| 61 --
gcc/testsuite/gcc.target/s390/vector/vcond-shift.c | 61 +
Andreas Krebbel (3):
S/390: Turn movstr-1.c into compile only test.
S/390: Move movstr-2.c into vector subdir.
S/390: Move vcond-shift.c to vector subdir.
gcc/testsuite/gcc.target/s390/md/movstr-1.c| 16 +---
gcc/testsuite/gcc.target/s390/md/movstr-2.c| 98
gcc/testsuite/ChangeLog:
* gcc.target/s390/md/movstr-1.c: Turn into compile test.
---
gcc/testsuite/gcc.target/s390/md/movstr-1.c | 16 ++--
1 file changed, 2 insertions(+), 14 deletions(-)
diff --git a/gcc/testsuite/gcc.target/s390/md/movstr-1.c
b/gcc/testsuite/gcc.target/s
On 02/01/2016 02:35 PM, Ulrich Weigand wrote:
> Andreas Krebbel wrote:
>
>> +; This is like the addr_style_op substitution above but with a CC clobber.
>> +(define_subst "addr_style_op_cc_subst"
>
>> +; This is like the masked_op substitution but
On 02/01/2016 02:36 PM, Ulrich Weigand wrote:
> Andreas Krebbel wrote:
>
>> (define_insn "*tabort_1"
>> - [(unspec_volatile [(match_operand:SI 0 "shift_count_or_setmem_operand"
>> "Y")]
>> + [(unspec_volatile
So far whenever we wanted to disable an alternative we have used mode
attributes emitting constraints matching an earlier alternative
assuming that due to this the later alternative will never be chosen.
With this patch the `enabled' attribute, which so far is only set from
`cpu_facility', is over
This removes the Y constraint from the tabort pattern definition. In
this case it is easier without using substitutions.
gcc/ChangeLog:
* config/s390/s390.md ("*tabort_1"): Change predicate to
nonmemory_operand. Add a second alternative to cover
register as well as const
When processing substitutions the operands are renumbered. To find a
free operand number the array used_operands_numbers is used.
Currently this array is used to assign new numbers before all the
RTXes in the vector have been processed. I did run into problems with
this for insns where a match_du
This is an updated version of the shift count rework in the S/390
backend. I think I've addressed most of the feedback from Ulrich and
Bernd (gensupport patch).
https://gcc.gnu.org/ml/gcc-patches/2016-01/msg00940.html
Andreas Krebbel (9):
gensupport: Fix define_subst operand renumbering
While trying to get rid of the Y constraint in the setmem patterns I
noticed that for these patterns it isn't even a problem since these
always only use the constraint with a Pmode match_operand. But while
being at it I've tried to fold some of the patterns a bit.
gcc/ChangeLog:
* config
With this patch the substitution patterns added earlier are used for
the logical right shift and all the left shift patterns.
* config/s390/s390.md ("3"): Change predicate of
op2 to nonmemory_operand.
("*di3_31", "*di3_31_and"):
Merge into single pattern definition
The arithmetic shift patterns set also the condition code. This adds
more substitution potential. Depending on whether the actual result
or the CC output will be used 3 different variants of each of these
patterns are needed. This multiplied with the PLUS and the AND
operands from the earlier su
After Y is never used anymore with SImode operands we can finally
disallow SImode (if != Pmode) in s390_decompose_address. In fact that
was the whole point of the patch series.
gcc/ChangeLog:
* config/s390/s390.c (s390_decompose_address): Don't accept SImode
anymore.
---
gcc/con
erand:GPR 1 "register_operand" "d,d")
+ (match_operand:SI 2 "nonmemory_operand" "a,n")))]
+ "TARGET_CPU_ZARCH"
+ "@
+ rll\t%0,%1,(%2)
+ rll\t%0,%1,%Y2"
[(set_attr "op_type" "RSE")
(set_at
This finally removes the Y constraint from the vector patterns while
folding some of them using a code iterator.
gcc/ChangeLog:
* config/s390/subst.md (SUBST mode iterator): Add ashiftrt.
(DSI_VI): New mode iterator.
("addr_style_op_subst"): Use DSI_VI instead of DSI.
the target rtx matches the source of the left
shift.
gcc/testsuite/ChangeLog:
2016-02-26 Andreas Krebbel
PR target/69709
* gcc.target/s390/pr69709.c: New test.
---
gcc/config/s390/s390.md | 24
gcc/testsuite/gcc.target/s390/pr69709.c
This patch introduces substitution patterns to add PLUS const_int, and
AND operands to patterns and uses this to rewrite the existing rotate
pattern.
gcc/ChangeLog:
2016-02-29 Andreas Krebbel
* config/s390/predicates.md (const_int_6bitset_operand): New
predicates
s390x, and x86_64.
Ok for mainline?
Bye,
-Andreas-
gcc/ChangeLog:
2016-02-29 Andreas Krebbel
* gensupport.c (process_substs_on_one_elem): Split loop to
complete mark_operands_used_in_match_dup on all expressions in the
vector first.
(adjust_operands_numbers): I
This removes the Y constraint from the tabort pattern definition. In
this case it is easier without using substitutions.
gcc/ChangeLog:
2016-02-29 Andreas Krebbel
* config/s390/s390.md ("*tabort_1"): Change predicate to
nonmemory_operand. Add a second alternativ
constraints (jm6 and jm8) equivalent to the
const_int_6bitset_operand and const_int_8bitset_operand predicates.
Andreas Krebbel (9):
gensupport: Fix define_subst operand renumbering.
S/390: Use enabled attribute overrides to disable alternatives.
S/390: Get rid of Y constraint in rotate patterns
With this patch the substitution patterns added earlier are used for
the logical right shift and all the left shift patterns.
2016-02-29 Andreas Krebbel
* config/s390/s390.md ("3"): Change predicate of
op2 to nonmemory_operand.
("*di3_31", "*di
', is overridden to 0 to disable certain alternatives.
This comes handy when defining the substitutions later and while
adding it anyway I've used it for the existing cases as well.
gcc/ChangeLog:
2016-02-29 Andreas Krebbel
* config/s390/s390.md ("op_type", &qu
2016-02-29 Andreas Krebbel
* config/s390/constraints.md ("jm8"): New constraint.
* config/s390/predicates.md ("const_int_8bitset_operand"): New
predicate.
* config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
This finally removes the Y constraint from the vector patterns while
folding some of them using a code iterator.
gcc/ChangeLog:
2016-02-29 Andreas Krebbel
* config/s390/subst.md (DSI_VI): New mode iterator.
("addr_style_op_subst"): Use DSI_VI instead of DSI.
After Y is never used anymore with SImode operands we can finally
disallow SImode (if != Pmode) in s390_decompose_address. In fact that
was the whole point of the patch series.
gcc/ChangeLog:
2016-02-29 Andreas Krebbel
* config/s390/s390.c (s390_decompose_address): Don't a
substitutions enables a lot of folding.
2016-02-29 Andreas Krebbel
* config/s390/s390.md ("*ashrdi3_cc_31")
("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", &
On 02/29/2016 03:58 PM, Ulrich Weigand wrote:
> Andreas Krebbel wrote:
>
>> S/390: Use enabled attribute overrides to disable alternatives.
>> S/390: Get rid of Y constraint in rotate patterns.
>> S/390: Get rid of Y constraint in left and logical right shift
>
On 02/29/2016 02:36 PM, Bernd Schmidt wrote:
> On 02/29/2016 09:46 AM, Andreas Krebbel wrote:
>> Ok for mainline?
>>
>> * gensupport.c (process_substs_on_one_elem): Split loop to
>> complete mark_operands_used_in_match_dup on all expressions
On 03/01/2016 01:15 PM, James Greenhalgh wrote:
> On Tue, Mar 01, 2016 at 10:29:28AM +0100, Andreas Krebbel wrote:
>> On 02/29/2016 02:36 PM, Bernd Schmidt wrote:
>>> On 02/29/2016 09:46 AM, Andreas Krebbel wrote:
>>>> Ok for mainline?
>>>>
>>
On 03/01/2016 02:38 PM, James Greenhalgh wrote:
> On Tue, Mar 01, 2016 at 01:35:18PM +0100, Andreas Krebbel wrote:
>> On 03/01/2016 01:15 PM, James Greenhalgh wrote:
>>> On Tue, Mar 01, 2016 at 10:29:28AM +0100, Andreas Krebbel wrote:
>>>> On 02/29/2016 02:36 PM, Be
On 03/01/2016 04:11 PM, Ulrich Weigand wrote:
> I wrote:
>> Andreas Krebbel wrote:
>>
>>> +; vec_set is supposed to *modify* an existing vector so operand 0 is
>>> +; duplicated as input operand.
>>> +(define_expand "vec_set"
>>> +
On 01/11/2016 03:40 PM, Dominik Vogt wrote:
> gcc/testsuite/ChangeLog
>
> * gfortran.dg/bessel_6.f90: Reduce accuracy for S/390.
Applied. Thanks!
-Andreas-
On 03/01/2016 01:01 PM, Dominik Vogt wrote:
> gcc/ada/ChangeLog
>
> * system-linux-s390.adsx: Enable Stack_Check_Probes.
> * system-linux-s390.ads: Likewise.
Applied. Thanks!
-Andreas-
On 02/01/2016 02:18 PM, Dominik Vogt wrote:
> The attached patch adds the a target specific attribute via the
> new target macro TARGET_BEGIN_TRANSACTION_ATTRIBUTE to the
> function begin_transaction(). S/390 uses this to set the
> soft-float target attribute which is needed to fix a crash with
>
On 03/02/2016 02:05 PM, Dominik Vogt wrote:
> gcc/testsuite/ChangeLog
>
> * go.test/go-test.exp: S/390: Set GOARCH to the current target when
> testing multiarch.
Applied. Thanks!
-Andreas-
body is what comes
between the function prologue and the epilogue. Hence calling mcount *before*
the function prologue
does not speak against the "leafness" of a function. What do you think?
Bye,
-Andreas-
On 22/10/13 21:28, Andreas Krebbel wrote:
> On 16/10/13 22:25, Jeff Law wr
On 09/12/13 13:07, Maxim Kuvyrkov wrote:
> On 9/12/2013, at 8:21 am, Maxim Kuvyrkov wrote:
>
>> On 9/12/2013, at 3:24 am, Jan-Benedict Glaw wrote:
>>
>>> Hi Maxim!
>>>
>>> One of your recent libc<->android clean-up patches broke the
>>> mips64-linux target as a side-effect, see eg.
>>> http://to
fixes the following testsuite fails:
< FAIL: gcc.target/s390/htm-nofloat-2.c scan-assembler-not \\tstd\\t
< FAIL: gcc.target/s390/htm-nofloat-2.c scan-assembler-not \\tld\\t
Bootstrapped and regtested on s390 and s390x.
Committed to mainline and 4.8 branch.
Bye,
-Andreas-
2014-01-10
Hi,
fix for BZ59803. For more details please see the comment in the
patch.
Bootstrapped and regtested on s390x with 4.8 and mainline.
Committed to 4.8 and mainline.
Bye,
-Andreas-
2014-01-15 Andreas Krebbel
* config/s390/s390.c (s390_preferred_reload_class): Don't r
ndbitsleft"): New pattern definitions. New
splitters.
gcc/testsuite/ChangeLog:
2015-07-22 Andreas Krebbel
* gcc.target/s390/insv-1.c: New test.
* gcc.target/s390/insv-2.c: New test.
* gcc.target/s390/insv-3.c: New test.
diff --git a/gcc/config/s390/s390.c
tst-cancelx4 and tst-cancelx5.
I'll commit the patch after waiting a few days for review comments.
Bootstrapped on s390x. No regressions.
Bye,
-Andreas-
gcc/ChangeLog:
2015-07-22 Andreas Krebbel
* config/s390/s390.c (s390_save_gprs_to_fprs): Add CFA_REGISTER
reg no
On 07/17/2015 06:00 PM, Dominik Vogt wrote:
> The following series of patches contains fixes, and cleanup work
> related to -march=native (and -mtune=native) for S390.
>
> * 0001 Fix cross compilation for S390 targets that was broken with
>the original -march=native aptch.
>
> * 0002 Fix
On 07/27/2015 01:45 PM, Dominik Vogt wrote:
/gcc/ChangeLog
* opts-common.c (read_cmdline_option): List DriverOnly enum values as
valid only in the error message of the driver, not in the messages of
the language compilers.
Applied. Thanks!
-Andreas-
for the call-clobbered GPRs. The
call-saved GPRs are marked as partially clobbered and the default
implementation of the dwarf_frame_reg_mode hook did the right thing.
Committed to mainline.
Bye,
-Andreas-
gcc/ChangeLog:
2015-08-06 Andreas Krebbel
* config/s390/s390.c
Hi,
the attached patch adds documentation for three options.
Committed to mainline.
Bye,
-Andreas-
gcc/ChangeLog:
2015-08-06 Andreas Krebbel
* config/s390/s390.opt: Clarify description for -mzvector
* doc/invoke.texi: Add documentation for -mhtm, -mvx, and
:
2015-08-06 Andreas Krebbel
* config/s390/s390.c (s390_expand_tbegin): Expand either
tbegin_1_z13 or tbegin_1 depending on VX flag.
* config/s390/s390.md ("tbegin_1_z13"): New expander.
gcc/testsuite/ChangeLog:
2015-08-06 Andreas Krebbel
* gcc.targe
levels with 31 and
64 bit.
Bye,
-Andreas-
gcc/ChangeLog:
2015-08-06 Andreas Krebbel
* config/s390/predicates.md: New predicate
shift_count_or_setmem_operand_expand.
* config/s390/s390-protos.h: Add prototype
s390_expand_masked_address_operand.
*
On Tue, Jun 02, 2015 at 05:32:02PM +0200, Andreas Krebbel wrote:
...
> +(define_insn "*3_imm"
> + [(set (match_operand:GPR 0 "register_operand" "=d")
> +(SHIFT:GPR (match_operand:GPR 1 "register_operand" "")
> +
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