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* [Bug rtl-optimization/114522] New: [14 regression] gcc.target/arm/aes_xor_combine.c scan-assembler-not veor fails after r14-9692-g839bc42772ba7a
@ 2024-03-28 17:09 clyon at gcc dot gnu.org
2024-03-28 17:25 ` [Bug rtl-optimization/114522] " pinskia at gcc dot gnu.org
` (4 more replies)
0 siblings, 5 replies; 6+ messages in thread
From: clyon at gcc dot gnu.org @ 2024-03-28 17:09 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114522
Bug ID: 114522
Summary: [14 regression] gcc.target/arm/aes_xor_combine.c
scan-assembler-not veor fails after
r14-9692-g839bc42772ba7a
Product: gcc
Version: 14.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: rtl-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: clyon at gcc dot gnu.org
CC: segher at gcc dot gnu.org
Target Milestone: ---
After g:839bc42772ba7af66af3bd16efed4a69511312ae, r14-9692-g839bc42772ba7a we
have noticed a regression on arm:
FAIL: gcc.target/arm/aes_xor_combine.c scan-assembler-not veor
commit 839bc42772ba7af66af3bd16efed4a69511312ae (HEAD)
Author: Segher Boessenkool <segher@kernel.crashing.org>
Date: Wed Mar 27 14:09:52 2024 +0000
combine: Don't combine if I2 does not change
This might be the same problem as other PRs reported after this commit.
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug rtl-optimization/114522] [14 regression] gcc.target/arm/aes_xor_combine.c scan-assembler-not veor fails after r14-9692-g839bc42772ba7a
2024-03-28 17:09 [Bug rtl-optimization/114522] New: [14 regression] gcc.target/arm/aes_xor_combine.c scan-assembler-not veor fails after r14-9692-g839bc42772ba7a clyon at gcc dot gnu.org
@ 2024-03-28 17:25 ` pinskia at gcc dot gnu.org
2024-03-29 23:46 ` law at gcc dot gnu.org
` (3 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: pinskia at gcc dot gnu.org @ 2024-03-28 17:25 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114522
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
See Also| |https://gcc.gnu.org/bugzill
| |a/show_bug.cgi?id=114515,
| |https://gcc.gnu.org/bugzill
| |a/show_bug.cgi?id=101523,
| |https://gcc.gnu.org/bugzill
| |a/show_bug.cgi?id=114518
Keywords| |missed-optimization,
| |testsuite-fail
Target Milestone|--- |14.0
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug rtl-optimization/114522] [14 regression] gcc.target/arm/aes_xor_combine.c scan-assembler-not veor fails after r14-9692-g839bc42772ba7a
2024-03-28 17:09 [Bug rtl-optimization/114522] New: [14 regression] gcc.target/arm/aes_xor_combine.c scan-assembler-not veor fails after r14-9692-g839bc42772ba7a clyon at gcc dot gnu.org
2024-03-28 17:25 ` [Bug rtl-optimization/114522] " pinskia at gcc dot gnu.org
@ 2024-03-29 23:46 ` law at gcc dot gnu.org
2024-04-02 8:24 ` rguenth at gcc dot gnu.org
` (2 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: law at gcc dot gnu.org @ 2024-03-29 23:46 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114522
Jeffrey A. Law <law at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Priority|P3 |P2
CC| |law at gcc dot gnu.org
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug rtl-optimization/114522] [14 regression] gcc.target/arm/aes_xor_combine.c scan-assembler-not veor fails after r14-9692-g839bc42772ba7a
2024-03-28 17:09 [Bug rtl-optimization/114522] New: [14 regression] gcc.target/arm/aes_xor_combine.c scan-assembler-not veor fails after r14-9692-g839bc42772ba7a clyon at gcc dot gnu.org
2024-03-28 17:25 ` [Bug rtl-optimization/114522] " pinskia at gcc dot gnu.org
2024-03-29 23:46 ` law at gcc dot gnu.org
@ 2024-04-02 8:24 ` rguenth at gcc dot gnu.org
2024-04-10 6:00 ` [Bug rtl-optimization/114522] [15 " rguenth at gcc dot gnu.org
2024-05-27 10:11 ` clyon at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: rguenth at gcc dot gnu.org @ 2024-04-02 8:24 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114522
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target| |arm
Priority|P2 |P1
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug rtl-optimization/114522] [15 regression] gcc.target/arm/aes_xor_combine.c scan-assembler-not veor fails after r14-9692-g839bc42772ba7a
2024-03-28 17:09 [Bug rtl-optimization/114522] New: [14 regression] gcc.target/arm/aes_xor_combine.c scan-assembler-not veor fails after r14-9692-g839bc42772ba7a clyon at gcc dot gnu.org
` (2 preceding siblings ...)
2024-04-02 8:24 ` rguenth at gcc dot gnu.org
@ 2024-04-10 6:00 ` rguenth at gcc dot gnu.org
2024-05-27 10:11 ` clyon at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: rguenth at gcc dot gnu.org @ 2024-04-10 6:00 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114522
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Summary|[14 regression] |[15 regression]
|gcc.target/arm/aes_xor_comb |gcc.target/arm/aes_xor_comb
|ine.c scan-assembler-not |ine.c scan-assembler-not
|veor fails after |veor fails after
|r14-9692-g839bc42772ba7a |r14-9692-g839bc42772ba7a
Target Milestone|14.0 |15.0
--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
Reverted for GCC 14 but will re-appear in GCC 15.
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug rtl-optimization/114522] [15 regression] gcc.target/arm/aes_xor_combine.c scan-assembler-not veor fails after r14-9692-g839bc42772ba7a
2024-03-28 17:09 [Bug rtl-optimization/114522] New: [14 regression] gcc.target/arm/aes_xor_combine.c scan-assembler-not veor fails after r14-9692-g839bc42772ba7a clyon at gcc dot gnu.org
` (3 preceding siblings ...)
2024-04-10 6:00 ` [Bug rtl-optimization/114522] [15 " rguenth at gcc dot gnu.org
@ 2024-05-27 10:11 ` clyon at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: clyon at gcc dot gnu.org @ 2024-05-27 10:11 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114522
Christophe Lyon <clyon at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target|arm |arm aarch64
--- Comment #2 from Christophe Lyon <clyon at gcc dot gnu.org> ---
The patch has been un-reverted, so indeed this failure has re-appeared.
https://gcc.gnu.org/git/?p=gcc.git;a=commit;h=9dbff9c05520a74e6cd337578f27b56c941f64f3
on aarch64, this triggers more regressions:
Running gcc:gcc.target/aarch64/aarch64.exp ...
FAIL: gcc.target/aarch64/aes_xor_combine.c scan-assembler-not eor
FAIL: gcc.target/aarch64/aes_xor_combine.c scan-assembler-not mov
FAIL: gcc.target/aarch64/ashltidisi.c scan-assembler-times asr 3
FAIL: gcc.target/aarch64/asimd-mull-elem.c scan-assembler-times
\\s+fmul\\tv[0-9]+\\.4s, v[0-9]+\\.4s, v[0-9]+\\.s\\[0\\] 4
FAIL: gcc.target/aarch64/asimd-mull-elem.c scan-assembler-times
\\s+mul\\tv[0-9]+\\.4s, v[0-9]+\\.4s, v[0-9]+\\.s\\[0\\] 4
FAIL: gcc.target/aarch64/bitfield-bitint-abi-align16.c check-function-bodies g1
FAIL: gcc.target/aarch64/bitfield-bitint-abi-align16.c check-function-bodies
g16
FAIL: gcc.target/aarch64/bitfield-bitint-abi-align16.c check-function-bodies
g16p
FAIL: gcc.target/aarch64/bitfield-bitint-abi-align16.c check-function-bodies
g1p
FAIL: gcc.target/aarch64/bitfield-bitint-abi-align16.c check-function-bodies g8
FAIL: gcc.target/aarch64/bitfield-bitint-abi-align16.c check-function-bodies
g8p
FAIL: gcc.target/aarch64/bitfield-bitint-abi-align8.c check-function-bodies g1
FAIL: gcc.target/aarch64/bitfield-bitint-abi-align8.c check-function-bodies g16
FAIL: gcc.target/aarch64/bitfield-bitint-abi-align8.c check-function-bodies
g16p
FAIL: gcc.target/aarch64/bitfield-bitint-abi-align8.c check-function-bodies g1p
FAIL: gcc.target/aarch64/bitfield-bitint-abi-align8.c check-function-bodies g8
FAIL: gcc.target/aarch64/bitfield-bitint-abi-align8.c check-function-bodies g8p
FAIL: gcc.target/aarch64/ccmp_3.c scan-assembler-not \tcbnz\t
XPASS: gcc.target/aarch64/pr100056.c scan-assembler-not \\t[us]bfiz\\tw[0-9]+,
w[0-9]+, 11
FAIL: gcc.target/aarch64/pr100056.c scan-assembler-times \\t[us]bfiz\\tw[0-9]+,
w[0-9]+, 11 2
FAIL: gcc.target/aarch64/pr100056.c scan-assembler-times \\tadd\\tw[0-9]+,
w[0-9]+, w[0-9]+, uxtb\\n 2
FAIL: gcc.target/aarch64/pr108840.c scan-assembler-not and\\tw[0-9]+, w[0-9]+,
31
FAIL: gcc.target/aarch64/pr112105.c scan-assembler-not \\tdup\\t
FAIL: gcc.target/aarch64/pr112105.c scan-assembler-times
(?n)\\tfmul\\t.*v[0-9]+\\.s\\[0\\]\\n 2
FAIL: gcc.target/aarch64/rev16_2.c scan-assembler-times rev16\\tx[0-9]+ 2
FAIL: gcc.target/aarch64/vaddX_high_cost.c scan-assembler-not dup\\t
FAIL: gcc.target/aarch64/vmul_element_cost.c scan-assembler-not dup\\t
FAIL: gcc.target/aarch64/vmul_high_cost.c scan-assembler-not dup\\t
FAIL: gcc.target/aarch64/vsubX_high_cost.c scan-assembler-not dup\\t
Running gcc:gcc.target/aarch64/sve/aarch64-sve.exp ...
FAIL: gcc.target/aarch64/sve/pr98119.c scan-assembler \\tand\\tx[0-9]+,
x[0-9]+, #?-31\\n
FAIL: gcc.target/aarch64/sve/pred-not-gen-1.c scan-assembler-not \\tbic\\t
FAIL: gcc.target/aarch64/sve/pred-not-gen-1.c scan-assembler-times
\\tnot\\tp[0-9]+\\.b, p[0-9]+/z, p[0-9]+\\.b\\n 1
FAIL: gcc.target/aarch64/sve/pred-not-gen-4.c scan-assembler-not \\tbic\\t
FAIL: gcc.target/aarch64/sve/pred-not-gen-4.c scan-assembler-times
\\tnot\\tp[0-9]+\\.b, p[0-9]+/z, p[0-9]+\\.b\\n 1
FAIL: gcc.target/aarch64/sve/var_stride_2.c scan-assembler-times
\\tubfiz\\tx[0-9]+, x2, 10, 16\\n 1
FAIL: gcc.target/aarch64/sve/var_stride_2.c scan-assembler-times
\\tubfiz\\tx[0-9]+, x3, 10, 16\\n 1
FAIL: gcc.target/aarch64/sve/var_stride_4.c scan-assembler-times
\\tsbfiz\\tx[0-9]+, x2, 10, 32\\n 1
FAIL: gcc.target/aarch64/sve/var_stride_4.c scan-assembler-times
\\tsbfiz\\tx[0-9]+, x3, 10, 32\\n 1
^ permalink raw reply [flat|nested] 6+ messages in thread
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2024-03-28 17:09 [Bug rtl-optimization/114522] New: [14 regression] gcc.target/arm/aes_xor_combine.c scan-assembler-not veor fails after r14-9692-g839bc42772ba7a clyon at gcc dot gnu.org
2024-03-28 17:25 ` [Bug rtl-optimization/114522] " pinskia at gcc dot gnu.org
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2024-04-10 6:00 ` [Bug rtl-optimization/114522] [15 " rguenth at gcc dot gnu.org
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