Message ID | 20190222024106.9167-1-richard.henderson@linaro.org |
---|---|
Headers | show |
Series | target/arm: Reduce overhead of cpu_get_tb_cpu_state | expand |
Richard Henderson <richard.henderson@linaro.org> writes: > Changes since v2: > * Do not cache VECLEN, VECSTRIDE, VFPEN. > These variables come from VFP_FPSCR and VFP_FPEXC, not from > system control registers. > * Move HANDLER and STACKCHECK to rebuild_hflags_a32, > instead of building them in rebuild_hflags_common. > > Changes since v1: > * Apparently I had started a last-minute API change, and failed to > covert all of the users, and also failed to re-test afterward. > * Retain assertions for --enable-debug-tcg. I thought I was being clever by running our armhf test binaries on a aarch64 image. However I have re-tested by doing a full armhf buster install this time: Tested-by: Alex Bennée <alex.bennee@linaro.org> > > > r~ > > > > Richard Henderson (3): > target/arm: Split out recompute_hflags et al > target/arm: Rebuild hflags at el changes and MSR writes > target/arm: Rely on hflags correct in cpu_get_tb_cpu_state > > target/arm/cpu.h | 28 ++-- > target/arm/helper.h | 3 + > target/arm/internals.h | 4 + > linux-user/syscall.c | 1 + > target/arm/cpu.c | 1 + > target/arm/helper-a64.c | 3 + > target/arm/helper.c | 266 ++++++++++++++++++++++--------------- > target/arm/machine.c | 1 + > target/arm/op_helper.c | 1 + > target/arm/translate-a64.c | 6 +- > target/arm/translate.c | 14 +- > 11 files changed, 212 insertions(+), 116 deletions(-) -- Alex Bennée
On 2/22/19 6:05 AM, Alex Bennée wrote: > > Richard Henderson <richard.henderson@linaro.org> writes: > >> Changes since v2: >> * Do not cache VECLEN, VECSTRIDE, VFPEN. >> These variables come from VFP_FPSCR and VFP_FPEXC, not from >> system control registers. >> * Move HANDLER and STACKCHECK to rebuild_hflags_a32, >> instead of building them in rebuild_hflags_common. >> >> Changes since v1: >> * Apparently I had started a last-minute API change, and failed to >> covert all of the users, and also failed to re-test afterward. >> * Retain assertions for --enable-debug-tcg. > > I thought I was being clever by running our armhf test binaries on a > aarch64 image. You and me both. ;-P r~
Patchew URL: https://patchew.org/QEMU/20190222024106.9167-1-richard.henderson@linaro.org/ Hi, This series seems to have some coding style problems. See output below for more information: Message-id: 20190222024106.9167-1-richard.henderson@linaro.org Subject: [Qemu-devel] [PATCH v3 0/3] target/arm: Reduce overhead of cpu_get_tb_cpu_state Type: series === TEST SCRIPT BEGIN === #!/bin/bash git rev-parse base > /dev/null || exit 0 git config --local diff.renamelimit 0 git config --local diff.renames True git config --local diff.algorithm histogram ./scripts/checkpatch.pl --mailback base.. === TEST SCRIPT END === Updating 3c8cf5a9c21ff8782164d1def7f44bd888713384 Switched to a new branch 'test' 1d4a9cbd21 target/arm: Rely on hflags correct in cpu_get_tb_cpu_state c6ed04439c target/arm: Rebuild hflags at el changes and MSR writes 37d8117eac target/arm: Split out recompute_hflags et al === OUTPUT BEGIN === 1/3 Checking commit 37d8117eacef (target/arm: Split out recompute_hflags et al) WARNING: Block comments use a leading /* on a separate line #125: FILE: target/arm/helper.c:12860: + /* v8M always applies stack limit checks unless CCR.STKOFHFNMIGN is WARNING: Block comments use a leading /* on a separate line #170: FILE: target/arm/helper.c:12905: + /* If SVE is disabled, but FP is enabled, total: 0 errors, 2 warnings, 368 lines checked Patch 1/3 has style problems, please review. If any of these errors are false positives report them to the maintainer, see CHECKPATCH in MAINTAINERS. 2/3 Checking commit c6ed04439c57 (target/arm: Rebuild hflags at el changes and MSR writes) 3/3 Checking commit 1d4a9cbd219d (target/arm: Rely on hflags correct in cpu_get_tb_cpu_state) ERROR: Use g_assert or g_assert_not_reached #75: FILE: target/arm/helper.c:12982: + g_assert_cmphex(flags, ==, check_flags); total: 1 errors, 0 warnings, 34 lines checked Patch 3/3 has style problems, please review. If any of these errors are false positives report them to the maintainer, see CHECKPATCH in MAINTAINERS. === OUTPUT END === Test command exited with code: 1 The full log is available at http://patchew.org/logs/20190222024106.9167-1-richard.henderson@linaro.org/testing.checkpatch/?type=message. --- Email generated automatically by Patchew [http://patchew.org/]. Please send your feedback to patchew-devel@redhat.com
Patchew URL: https://patchew.org/QEMU/20190222024106.9167-1-richard.henderson@linaro.org/ Hi, This series seems to have some coding style problems. See output below for more information: Message-id: 20190222024106.9167-1-richard.henderson@linaro.org Subject: [Qemu-devel] [PATCH v3 0/3] target/arm: Reduce overhead of cpu_get_tb_cpu_state Type: series === TEST SCRIPT BEGIN === #!/bin/bash git rev-parse base > /dev/null || exit 0 git config --local diff.renamelimit 0 git config --local diff.renames True git config --local diff.algorithm histogram ./scripts/checkpatch.pl --mailback base.. === TEST SCRIPT END === Updating 3c8cf5a9c21ff8782164d1def7f44bd888713384 From https://github.com/patchew-project/qemu t [tag update] patchew/1550834773-873512-1-git-send-email-andrey.shinkevich@virtuozzo.com -> patchew/1550834773-873512-1-git-send-email-andrey.shinkevich@virtuozzo.com Switched to a new branch 'test' 23f3cda99d target/arm: Rely on hflags correct in cpu_get_tb_cpu_state d721906406 target/arm: Rebuild hflags at el changes and MSR writes 6fba240718 target/arm: Split out recompute_hflags et al === OUTPUT BEGIN === 1/3 Checking commit 6fba240718be (target/arm: Split out recompute_hflags et al) WARNING: Block comments use a leading /* on a separate line #126: FILE: target/arm/helper.c:12860: + /* v8M always applies stack limit checks unless CCR.STKOFHFNMIGN is WARNING: Block comments use a leading /* on a separate line #171: FILE: target/arm/helper.c:12905: + /* If SVE is disabled, but FP is enabled, total: 0 errors, 2 warnings, 368 lines checked Patch 1/3 has style problems, please review. If any of these errors are false positives report them to the maintainer, see CHECKPATCH in MAINTAINERS. 2/3 Checking commit d721906406a8 (target/arm: Rebuild hflags at el changes and MSR writes) 3/3 Checking commit 23f3cda99d91 (target/arm: Rely on hflags correct in cpu_get_tb_cpu_state) ERROR: Use g_assert or g_assert_not_reached #75: FILE: target/arm/helper.c:12982: + g_assert_cmphex(flags, ==, check_flags); total: 1 errors, 0 warnings, 34 lines checked Patch 3/3 has style problems, please review. If any of these errors are false positives report them to the maintainer, see CHECKPATCH in MAINTAINERS. === OUTPUT END === Test command exited with code: 1 The full log is available at http://patchew.org/logs/20190222024106.9167-1-richard.henderson@linaro.org/testing.checkpatch/?type=message. --- Email generated automatically by Patchew [http://patchew.org/]. Please send your feedback to patchew-devel@redhat.com
On Thu, Feb 21, 2019 at 18:41:03 -0800, Richard Henderson wrote: > Changes since v2: > * Do not cache VECLEN, VECSTRIDE, VFPEN. > These variables come from VFP_FPSCR and VFP_FPEXC, not from > system control registers. > * Move HANDLER and STACKCHECK to rebuild_hflags_a32, > instead of building them in rebuild_hflags_common. Tested-by: Emilio G. Cota <cota@braap.org> You might want to add these numbers (I re-ran the benchmarks for v3) to patch 3's commit log: aarch64-linux-user SPEC06int (train set) Host: Intel(R) Core(TM) i7-4790K CPU @ 4.00GHz 2.2 +--------------------------------------------------------------+ | | | after | 2 |-+.........................................+-+..............+-| | | | | *|* | | *|* +-+ | 1.8 |-+..........+-+............................+-+.......|......+-| | | * * | | | **|* +-+ *+-+ * * *|* | 1.6 |-+.........*+-+..............**|*.....*..*.*.*.*+-+.*|*.....+-| | * * *+-+ * * * * *+-+ *|* | | * * * * * * * * * * +-+ | 1.4 |-+.........*..*......+-+.....*..*.....*..*.*.*.*..*.*.*.*+-++-| | * * **|* * * * * * * * * * * *+-+ | | *+-+ * * *+-+ * * * * * * * * * * * * | 1.2 |-+*+-+.....*..*.....*..*.....*..*.....*..*.*.*.*..*.*.*.*..*+-| | * * +-+ * * * * +-+ * * * * * * * * * * * * | | * * | * * +-+ * * +-+ * * +-+ * * * * * * * * * * | | * * *|* * * *|* * * * * * * +-+ * * * * * * * * * * | 1 |++*++*++-++*++*++-++*++*+*+*+*++*+*+*+*++*+*+*+*++*+*+*+*++*++| | * * * * * * * * * * * * * * * * * * * * * * * * * * | | * * * * * * * * * * * * * * * * * * * * * * * * * * | 0.8 +--------------------------------------------------------------+ 400.perl401.bzi403.429445.456.462.libq464.471.omn483.xalancbgeomean png: https://imgur.com/wr4ODMw Thanks, Emilio
Patchew URL: https://patchew.org/QEMU/20190222024106.9167-1-richard.henderson@linaro.org/ Hi, This series seems to have some coding style problems. See output below for more information: Type: series Message-id: 20190222024106.9167-1-richard.henderson@linaro.org Subject: [Qemu-devel] [PATCH v3 0/3] target/arm: Reduce overhead of cpu_get_tb_cpu_state === TEST SCRIPT BEGIN === #!/bin/bash git rev-parse base > /dev/null || exit 0 git config --local diff.renamelimit 0 git config --local diff.renames True git config --local diff.algorithm histogram ./scripts/checkpatch.pl --mailback base.. === TEST SCRIPT END === Updating 3c8cf5a9c21ff8782164d1def7f44bd888713384 From https://github.com/patchew-project/qemu t [tag update] patchew/20190222024106.9167-1-richard.henderson@linaro.org -> patchew/20190222024106.9167-1-richard.henderson@linaro.org Switched to a new branch 'test' 9819e46d70 target/arm: Rely on hflags correct in cpu_get_tb_cpu_state a0f765dba8 target/arm: Rebuild hflags at el changes and MSR writes d65ebaa1a8 target/arm: Split out recompute_hflags et al === OUTPUT BEGIN === 1/3 Checking commit d65ebaa1a826 (target/arm: Split out recompute_hflags et al) WARNING: Block comments use a leading /* on a separate line #127: FILE: target/arm/helper.c:12837: + /* v8M always applies stack limit checks unless CCR.STKOFHFNMIGN is WARNING: Block comments use a leading /* on a separate line #172: FILE: target/arm/helper.c:12882: + /* If SVE is disabled, but FP is enabled, total: 0 errors, 2 warnings, 368 lines checked Patch 1/3 has style problems, please review. If any of these errors are false positives report them to the maintainer, see CHECKPATCH in MAINTAINERS. 2/3 Checking commit a0f765dba8a1 (target/arm: Rebuild hflags at el changes and MSR writes) 3/3 Checking commit 9819e46d702e (target/arm: Rely on hflags correct in cpu_get_tb_cpu_state) ERROR: Use g_assert or g_assert_not_reached #76: FILE: target/arm/helper.c:12959: + g_assert_cmphex(flags, ==, check_flags); total: 1 errors, 0 warnings, 34 lines checked Patch 3/3 has style problems, please review. If any of these errors are false positives report them to the maintainer, see CHECKPATCH in MAINTAINERS. === OUTPUT END === Test command exited with code: 1 The full log is available at http://patchew.org/logs/20190222024106.9167-1-richard.henderson@linaro.org/testing.checkpatch/?type=message. --- Email generated automatically by Patchew [http://patchew.org/]. Please send your feedback to patchew-devel@redhat.com