diff --git a/notify/configure-toolchain.txt b/notify/configure-toolchain.txt new file mode 100644 index 00000000..aa3a008e --- /dev/null +++ b/notify/configure-toolchain.txt @@ -0,0 +1,5 @@ + +Most relevant configure and test flags: --target arm-eabi --disable-multilib --with-mode=thumb --with-arch=armv8-a+simd --with-fpu=crypto-neon-fp-armv8 --with-float=hard --target_board=-mthumb/-march=armv8-a+simd/-mfpu=auto/-mfloat-abi=hard qemu_cpu=any + +Full configure and make flags for each step: + diff --git a/notify/fixes.sum b/notify/fixes.sum new file mode 100644 index 00000000..ebc67d87 --- /dev/null +++ b/notify/fixes.sum @@ -0,0 +1,6 @@ + + === Results Summary === + +# of stable fails 326 +# of flaky entries 44 +# of all tests 434463 diff --git a/notify/jira/comment-card.txt b/notify/jira/comment-card.txt index 9ff3d91d..04d4921d 100644 --- a/notify/jira/comment-card.txt +++ b/notify/jira/comment-card.txt @@ -1,3 +1,3 @@ [GNU-1265] -FAIL: 2 regressions +2 regressions Details: https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_v8a_hard_eabi-build/488/artifact/artifacts/notify/mail-body.txt/*view*/ diff --git a/notify/jira/comment-template.txt b/notify/jira/comment-template.txt index 90f8248b..6372c010 100644 --- a/notify/jira/comment-template.txt +++ b/notify/jira/comment-template.txt @@ -1,4 +1,4 @@ [GNU-692] https://linaro.atlassian.net/browse/GNU-1265 -FAIL: 2 regressions +2 regressions Details: https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_v8a_hard_eabi-build/488/artifact/artifacts/notify/mail-body.txt/*view*/ diff --git a/notify/jira/description b/notify/jira/description index be87b24d..2675cc73 100644 --- a/notify/jira/description +++ b/notify/jira/description @@ -8,9 +8,7 @@ Date: Fri Jun 14 15:11:25 2024 +0200 With the change to the AVX512 find_last_set implementation, the change to AVX512 operator!= is unnecessary. However, the latter was not producing optimal code and unnecessarily set the padding bits. In - theory, the compiler could determine that with the new != - implementation, the bit operation for clearing the padding bits is a -... 13 lines of the commit log omitted. +... 15 lines of the commit log omitted. * tcwg_gnu_embed_check_gcc ** master-arm_eabi @@ -25,10 +23,18 @@ Date: Fri Jun 14 15:11:25 2024 +0200 *** FAIL: 2 regressions *** https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_m33_eabi/details.txt *** https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m33_eabi-build/479/artifact/artifacts +** master-thumb_m33_hard_eabi +*** FAIL: 2 regressions +*** https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_m33_hard_eabi/details.txt +*** https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m33_hard_eabi-build/75/artifact/artifacts ** master-thumb_m3_eabi *** FAIL: 2 regressions *** https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_m3_eabi/details.txt *** https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m3_eabi-build/465/artifact/artifacts +** master-thumb_m3_softfp_eabi +*** FAIL: 2 regressions +*** https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_m3_softfp_eabi/details.txt +*** https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m3_softfp_eabi-build/79/artifact/artifacts ** master-thumb_m55_hard_eabi *** FAIL: 2 regressions *** https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_m55_hard_eabi/details.txt @@ -37,9 +43,13 @@ Date: Fri Jun 14 15:11:25 2024 +0200 *** FAIL: 2 regressions *** https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_m7_eabi/details.txt *** https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m7_eabi-build/452/artifact/artifacts -** master-thumb_v8a_hard_eabi +** master-thumb_m7_hard_eabi *** FAIL: 2 regressions -*** https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_v8a_hard_eabi/details.txt +*** https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_m7_hard_eabi/details.txt +*** https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m7_hard_eabi-build/75/artifact/artifacts +** master-thumb_v8a_hard_eabi +*** 2 regressions +*** https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_v8a_hard_eabi/details.txt *** https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_v8a_hard_eabi-build/488/artifact/artifacts -Latest data: https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/jira/yaml +Latest data: https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/jira/yaml diff --git a/notify/jira/summary b/notify/jira/summary index 80c5ecfb..5c6647d3 100644 --- a/notify/jira/summary +++ b/notify/jira/summary @@ -1 +1 @@ -gcc-15-1500-g1340ddea015: FAIL: 2 regressions +gcc-15-1500-g1340ddea015: 2 regressions diff --git a/notify/jira/yaml b/notify/jira/yaml index 0d17d24e..0154367d 100644 --- a/notify/jira/yaml +++ b/notify/jira/yaml @@ -2,7 +2,7 @@ IssueType: Sub-task Key: GNU-1265 Summary: | - gcc-15-1500-g1340ddea015: FAIL: 2 regressions + gcc-15-1500-g1340ddea015: 2 regressions Components: GCC Start date: 2024-06-20 Description: | @@ -16,9 +16,7 @@ With the change to the AVX512 find_last_set implementation, the change to AVX512 operator!= is unnecessary. However, the latter was not producing optimal code and unnecessarily set the padding bits. In - theory, the compiler could determine that with the new != - implementation, the bit operation for clearing the padding bits is a - ... 13 lines of the commit log omitted. + ... 15 lines of the commit log omitted. * tcwg_gnu_embed_check_gcc ** master-arm_eabi @@ -33,10 +31,18 @@ *** FAIL: 2 regressions *** https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_m33_eabi/details.txt *** https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m33_eabi-build/479/artifact/artifacts + ** master-thumb_m33_hard_eabi + *** FAIL: 2 regressions + *** https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_m33_hard_eabi/details.txt + *** https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m33_hard_eabi-build/75/artifact/artifacts ** master-thumb_m3_eabi *** FAIL: 2 regressions *** https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_m3_eabi/details.txt *** https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m3_eabi-build/465/artifact/artifacts + ** master-thumb_m3_softfp_eabi + *** FAIL: 2 regressions + *** https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_m3_softfp_eabi/details.txt + *** https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m3_softfp_eabi-build/79/artifact/artifacts ** master-thumb_m55_hard_eabi *** FAIL: 2 regressions *** https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_m55_hard_eabi/details.txt @@ -45,9 +51,13 @@ *** FAIL: 2 regressions *** https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_m7_eabi/details.txt *** https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m7_eabi-build/452/artifact/artifacts - ** master-thumb_v8a_hard_eabi + ** master-thumb_m7_hard_eabi *** FAIL: 2 regressions - *** https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_v8a_hard_eabi/details.txt + *** https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_m7_hard_eabi/details.txt + *** https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m7_hard_eabi-build/75/artifact/artifacts + ** master-thumb_v8a_hard_eabi + *** 2 regressions + *** https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_v8a_hard_eabi/details.txt *** https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_v8a_hard_eabi-build/488/artifact/artifacts - Latest data: https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/jira/yaml + Latest data: https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/jira/yaml diff --git a/notify/lnt_report.json b/notify/lnt_report.json index 13e48977..ce9bc6cf 100644 --- a/notify/lnt_report.json +++ b/notify/lnt_report.json @@ -16,7 +16,7 @@ "git_qemu": "https://gitlab.com/qemu-project/qemu/commit/ffeddb979400b1580ad28acbee09b6f971c3912d (unchanged)", "__report_version__": "1" }, - "Start Time": "2024-06-21 14:59:31" + "Start Time": "2024-06-20 22:13:27" }, "Tests": [ { @@ -29,7 +29,7 @@ , { "Data": [ - 45 + 44 ], "Info": {}, "Name": "tcwg_gnu_embed_check_gcc.TOTAL.flaky.nb_flaky" diff --git a/notify/mail-body.txt b/notify/mail-body.txt index 0c2a7f34..6528e47b 100644 --- a/notify/mail-body.txt +++ b/notify/mail-body.txt @@ -1,11 +1,8 @@ -Dear contributor, our automatic CI has detected problems related to your patch(es). Please find some details below. If you have any questions, please follow up on linaro-toolchain@lists.linaro.org mailing list, Libera's #linaro-tcwg channel, or ping your favourite Linaro toolchain developer on the usual project channel. +Dear contributor, -We appreciate that it might be difficult to find the necessary logs or reproduce the issue locally. If you can't get what you need from our CI within minutes, let us know and we will be happy to help. - -We track this report status in https://linaro.atlassian.net/browse/GNU-1265 , please let us know if you are looking at the problem and/or when you have a fix. - -In arm-eabi thumb v8-a hard after: +Our automatic CI has detected problems related to your patch(es). Please find some details below. +In arm-eabi thumb v8-a hard, after: | commit gcc-15-1500-g1340ddea015 | Author: Matthias Kretz | Date: Fri Jun 14 15:11:25 2024 +0200 @@ -15,68 +12,38 @@ In arm-eabi thumb v8-a hard after: | With the change to the AVX512 find_last_set implementation, the change | to AVX512 operator!= is unnecessary. However, the latter was not | producing optimal code and unnecessarily set the padding bits. In - | theory, the compiler could determine that with the new != - | implementation, the bit operation for clearing the padding bits is a - | ... 13 lines of the commit log omitted. + | ... 15 lines of the commit log omitted. -FAIL: 2 regressions +Produces 2 regressions: + | + | regressions.sum: + | Running libstdc++:libstdc++-dg/conformance.exp ... + | FAIL: experimental/simd/pr115454_find_last_set.cc -ffast-math -O2 -Wno-psabi (test for excess errors) + | UNRESOLVED: experimental/simd/pr115454_find_last_set.cc -ffast-math -O2 -Wno-psabi compilation failed to produce executable -regressions.sum: - === libstdc++ tests === +Used configuration : + *CI config* tcwg_gnu_embed_check_gcc arm-eabi -mthumb -march=armv8-a+simd -mfpu=auto -mfloat-abi=hard + *configure and test flags:* --target arm-eabi --disable-multilib --with-mode=thumb --with-arch=armv8-a+simd --with-fpu=crypto-neon-fp-armv8 --with-float=hard --target_board=-mthumb/-march=armv8-a+simd/-mfpu=auto/-mfloat-abi=hard qemu_cpu=any -Running libstdc++:libstdc++-dg/conformance.exp ... -FAIL: experimental/simd/pr115454_find_last_set.cc -ffast-math -O2 -Wno-psabi (test for excess errors) -UNRESOLVED: experimental/simd/pr115454_find_last_set.cc -ffast-math -O2 -Wno-psabi compilation failed to produce executable +We track this bug report under https://linaro.atlassian.net/browse/GNU-1265. Please let us know if you have a fix. +If you have any questions regarding this report, please ask on linaro-toolchain@lists.linaro.org mailing list. -You can find the failure logs in *.log.1.xz files in - - https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_v8a_hard_eabi-build/488/artifact/artifacts/00-sumfiles/ -The full lists of regressions and progressions as well as configure and make commands are in - - https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_v8a_hard_eabi-build/488/artifact/artifacts/notify/ -The list of [ignored] baseline and flaky failures are in - - https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_v8a_hard_eabi-build/488/artifact/artifacts/sumfiles/xfails.xfail +-----------------8<--------------------------8<--------------------------8<-------------------------- -The configuration of this build is: -CI config tcwg_gnu_embed_check_gcc arm-eabi -mthumb -march=armv8-a+simd -mfpu=auto -mfloat-abi=hard +The information below contains the details of the failures, and the ways to reproduce a debug environment: ------------------8<--------------------------8<--------------------------8<-------------------------- -The information below can be used to reproduce a debug environment: +You can find the failure logs in + * https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_v8a_hard_eabi-build/488/artifact/artifacts/ +The full lists of regressions and improvements as well as configure and make commands are in + * https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_v8a_hard_eabi-build/488/artifact/artifacts/notify/ +The list of [ignored] baseline and flaky failures are in + * https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_v8a_hard_eabi-build/488/artifact/artifacts/sumfiles/xfails.xfail Current build : https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_v8a_hard_eabi-build/488/artifact/artifacts Reference build : https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_v8a_hard_eabi-build/487/artifact/artifacts -Reproduce last good and first bad builds: https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_v8a_hard_eabi/reproduction_instructions.txt +Instruction to reproduce the build : https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_v8a_hard_eabi/reproduction_instructions.txt Full commit : https://github.com/gcc-mirror/gcc/commit/1340ddea0158de3f49aeb75b4013e5fc313ff6f4 -List of configurations that regressed due to this commit : -* tcwg_gnu_embed_check_gcc -** master-arm_eabi -*** FAIL: 2 regressions -*** https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-arm_eabi/details.txt -*** https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-arm_eabi-build/697/artifact/artifacts -** master-arm_v7a_softfp_eabi -*** FAIL: 2 regressions -*** https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-arm_v7a_softfp_eabi/details.txt -*** https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-arm_v7a_softfp_eabi-build/512/artifact/artifacts -** master-thumb_m33_eabi -*** FAIL: 2 regressions -*** https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_m33_eabi/details.txt -*** https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m33_eabi-build/479/artifact/artifacts -** master-thumb_m3_eabi -*** FAIL: 2 regressions -*** https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_m3_eabi/details.txt -*** https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m3_eabi-build/465/artifact/artifacts -** master-thumb_m55_hard_eabi -*** FAIL: 2 regressions -*** https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_m55_hard_eabi/details.txt -*** https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m55_hard_eabi-build/463/artifact/artifacts -** master-thumb_m7_eabi -*** FAIL: 2 regressions -*** https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_m7_eabi/details.txt -*** https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m7_eabi-build/452/artifact/artifacts -** master-thumb_v8a_hard_eabi -*** FAIL: 2 regressions -*** https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/1340ddea0158de3f49aeb75b4013e5fc313ff6f4/tcwg_gnu_embed_check_gcc/master-thumb_v8a_hard_eabi/details.txt -*** https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_v8a_hard_eabi-build/488/artifact/artifacts - diff --git a/notify/mail-subject.txt b/notify/mail-subject.txt index 39523c27..015dec43 100644 --- a/notify/mail-subject.txt +++ b/notify/mail-subject.txt @@ -1 +1 @@ -[Linaro-TCWG-CI] gcc-15-1500-g1340ddea015: FAIL: 2 regressions on master-thumb_v8a_hard_eabi +[Linaro-TCWG-CI] gcc-15-1500-g1340ddea015: 2 regressions on master-thumb_v8a_hard_eabi diff --git a/notify/regressions.sum b/notify/regressions.sum index 0ccf3055..1dd1ea5f 100644 --- a/notify/regressions.sum +++ b/notify/regressions.sum @@ -7,5 +7,5 @@ UNRESOLVED: experimental/simd/pr115454_find_last_set.cc -ffast-math -O2 -Wno-psa === Results Summary === # of stable fails 328 -# of flaky entries 45 +# of flaky entries 44 # of all tests 434463 diff --git a/notify/results-summary.txt b/notify/results-summary.txt index 8da2c786..389d4d28 100644 --- a/notify/results-summary.txt +++ b/notify/results-summary.txt @@ -1,5 +1,5 @@ === Results Summary === # of stable fails 328 -# of flaky entries 45 +# of flaky entries 44 # of all tests 434463 diff --git a/notify/results.compare.txt b/notify/results.compare.txt index a1f68c62..4890ae52 100644 --- a/notify/results.compare.txt +++ b/notify/results.compare.txt @@ -1,14 +1,14 @@ # Comparing directories # REFERENCE: base-artifacts/sumfiles -# CURRENT: artifacts/sumfiles +# CURRENT: artifacts/99-rewrite/artifacts.old/sumfiles # Comparing 3 common sum files: g++.sum gcc.sum libstdc++.sum Comparing: -REFERENCE:/tmp/gxx-sum1.1544805 -CURRENT: /tmp/gxx-sum2.1544805 +REFERENCE:/tmp/gxx-sum1.1745 +CURRENT: /tmp/gxx-sum2.1745 +---------+---------+ o RUN STATUS: | REF | RES |