Straight forward replacements of atoi() with strtoul() in order to avoid UB
and detect invalid argument values.
Tested with x86_64-pc-linux-gnu.
2024-12-16 Heiko Eißfeldt
PR lto/114542
* lto-wrapper.cc (run_gcc):
Use strtoul with ERANGE check instead of atoi
* lto/lto.cc (do_wh
Each lambda that can be converted to a plain function pointer has a
thunk generated for it, which invokes the body of the lambda function.
When a section attribute is added to a lambda function, it only applies
to the body of the lambda function, and not the thunk. When a lambda is
only ever used
When initializing a nonstring char array when compiled with
-Wunterminated-string-initialization the warning trips even when
truncating the trailing NUL character from the string constant. Only
warn about this when running under -Wc++-compat since under C++ we should
not initialize nonstrings from
gcc/ChangeLog
* doc/invoke.texi (RISC-V): Add thead-c906, xiangshan-nanhu to
-mcpu, add generic-ooo and remove thead-c906 from -mtune.
Signed-off-by: Anton Blanchard
---
gcc/doc/invoke.texi | 11 ++-
1 file changed, 6 insertions(+), 5 deletions(-)
diff --git a/gcc/doc/in
This adds the Tenstorrent Ascalon 8 wide architecture (tt-ascalon-d8)
to the list of known cores.
gcc/ChangeLog:
* config/riscv/riscv-cores.def: Add tt-ascalon-d8.
* config/riscv/riscv.cc (tt_ascalon_d8_tune_info): New.
* doc/invoke.texi (RISC-V): Add tt-ascalon-d8 to -mcp
Hi Jeff,
Thanks for the review!
On Sun, Dec 15, 2024 at 2:59 AM Jeff Law wrote:
> If your integer divider has early exit paths you may want to reduce the
> int_div costs a bit.I found that ~75% of the actual latency as the
> cost worked pretty well for our uarch. Obviously this is a heurist
Tested on hppa-unknown-linux-gnu and hppa64-hp-hpux11.11.
Committed to trunk.
Dave
---
hppa: Implement TARGET_FRAME_POINTER_REQUIRED
If a function receives nonlocal gotos, it needs to save the frame
pointer in the argument save area. This ensures that LRA sets
frame_pointer_needed when it saves
Tested on hppa64-hp-hpux11.11. Committed to trunk.
Dave
---
testsuite: Enable TImode tests on hppa64
2024-12-15 John David Anglin
gcc/testsuite/ChangeLog:
* gcc.dg/tree-ssa/ivopts-1.c: Enable TImode tests on hppa64.
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ivopts-1.c
b/gcc/test
Tested on hppa64-hp-hpux11.11. Committed to trunk.
Dave
---
testsuite: xfail scan-assembler-times in c-c++-common/gomp/unroll-[45].c
Count differs on hppa*-*-hpux* due to hpux specific directives.
2024-12-15 John David Anglin
gcc/testsuite/ChangeLog:
* c-c++-common/gomp/unroll-4.c
Tested on hppa64-hp-hpux11.11. Committed to trunk.
Dave
---
testsuite: Require lto in g++.dg/modules/enum-14.C
2024-12-15 John David Anglin
gcc/testsuite/ChangeLog:
* g++.dg/modules/enum-14.C: Require lto.
diff --git a/gcc/testsuite/g++.dg/modules/enum-14.C
b/gcc/testsuite/g++.dg
On Sat, Dec 14, 2024 at 10:17:44AM -0700, Jeff Law wrote:
>
>
> On 12/10/24 12:48 PM, Dimitar Dimitrov wrote:
> > On Mon, Dec 09, 2024 at 06:05:10PM +0100, Robin Dapp wrote:
> > > > +/* { dg-additional-options "-mabi=lp64d" { target { rv64 } } } */
> > > > +/* { dg-additional-options "-mabi=ilp32
> On 10 Dec 2024, at 01:02, Jason Merrill wrote:
>
> On 12/9/24 2:39 PM, Iain Sandoe wrote:
>>> On 9 Dec 2024, at 19:34, Jason Merrill wrote:
>>>
>>> On 12/9/24 2:00 PM, Iain Sandoe wrote:
> On 9 Dec 2024, at 18:56, Jason Merrill wrote:
>
> On 11/29/24 8:47 AM, Iain Sandoe wrote
> On 9 Dec 2024, at 18:59, Jason Merrill wrote:
>
> On 11/29/24 8:45 AM, Iain Sandoe wrote:
>> Tested on x86_64-darwin, x86_64, powerpc64-linux,
>> OK for trunk?
>> thanks
>> Iain
>> --- 8< ---
>> Recent changes in the C++ FE and the coroutines implementation have
>> exposed a latent issue in w
This just uses the higher level API rather than writing out the steps
separately.
Tested on x86_64-darwin, powerpc64-linux, pushed as obvious, thanks
Iain
--- 8< ---
Just shorter code.
gcc/cp/ChangeLog:
* coroutines.cc
(cp_coroutine_transform::wrap_original_function_body): Use
I wish to retract this version of the patch and request that the first version
(posted on 22/11/2024) be considered instead.
> On 24 Nov 2024, at 11:23, Simon Wright wrote:
>
> If s-trasym.adb (System.Traceback.Symbolic, used as a renaming by
> GNAT.Traceback.Symbolic) is given a traceback from
On 12/3/24 4:02 AM, Jiawei wrote:
This patch introduces support for RISC-V Profiles RV23A and RV23B [1],
enabling developers to utilize these profiles through the -march option.
[1]
https://github.com/riscv/riscv-profiles/releases/tag/rva23-rvb23-v0.7-ratification-vote
gcc/ChangeLog:
On 12/3/24 4:02 AM, Jiawei wrote:
This patch introduces support for RISC-V Profiles RV20 and RV22 [1],
enabling developers to utilize these profiles through the -march option.
[1] https://github.com/riscv/riscv-profiles/releases/tag/v1.0
gcc/ChangeLog:
* common/config/riscv/riscv-co
On 12/3/24 8:04 PM, Jiawei wrote:
We talked about this at the Cauldron, but I forget if we actually
ended up saying anything on the mailing lists. IIRC the general
conclusion here was that we should take advantage of all the RVA22/23
mandatory features, even if they're defacto not implem
On 12/3/24 2:02 PM, Maciej W. Rozycki wrote:
On Mon, 18 Nov 2024, Maciej W. Rozycki wrote:
As it happens these data races also apply to BWX Alpha systems, as I have
discovered in the course of this effort, although owing to how the Alpha
backend of GCC has implemented block copy and clear
On 12/15/24 3:11 AM, Oliver Kozul wrote:
I did not know about the costs of constant synthesis.
I thought that the values of those constants are known at compile time,
and therefore their creation would not have an impact on performance.
I will definitely take a look at riscv_const_insns and
Hi All,
The recent commits for MVE on Saturday have broken armhf bootstrap due to a
-Werror false positive:
inlined from 'virtual rtx_def*
{anonymous}::vstrq_scatter_base_impl::expand(arm_mve::function_expander&)
const' at /gcc/config/arm/arm-mve-builtins-base.cc:352:17:
./genrtl.h:38:16: e
On Thu, 12 Dec 2024, Jakub Jelinek wrote:
> Hi!
>
> As we don't have a SRA fix for PR117971, I thought I'd try to improve
> it using an optimization during gimplification.
> This is about the tree-ssa/pr78687.C testcase, which is a variant with
> struct option_1
> {
> void *a, *b, *c, *d, *e;
Thank you again for your helpful comments.
I will implement the formatting changes you mentioned.
I agree that a description like:
;; Transform (X & C1) + C2 into (X | ~C1) - (-C2 | ~C1)
;; Where C1 is not a LUI operand, but ~C1 is a LUI operand
is more fitting since we are catching a plus expr
cpplib-14.1-b20240218.sr.po.gz
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