Messages in this thread | | | From | Eric Lin <> | Subject | [PATCH 0/1] perf jitdump: Add riscv64 support | Date | Wed, 6 Apr 2022 22:26:05 +0800 |
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This patch enable perf jitdump for riscv64 and it tested with v8 on qemu rv64.
Qemu rv64: # perf record -e cpu-clock -c 1000 -g -k mono ./d8_rv64 --perf-prof --no-wr ite-protect-code-memory test.js # perf inject -j -i perf.data -o perf.data.jitted # perf report -i perf.data.jitted
Output: # To display the perf.data header info, please use --header/--header-only option s. # # # Total Lost Samples: 0 # # Samples: 87K of event 'cpu-clock' # Event count (approx.): 87974000 # # Children Self Command Shared Object Symbol
.... 0.28% 0.06% d8_rv64 d8_rv64 [.] _ZN2v88i nternal6WasmJs7InstallEPNS0_7IsolateEb 0.28% 0.00% d8_rv64 d8_rv64 [.] _ZN2v88i nternal10ParserBaseINS0_6ParserEE22ParseLogicalExpressionEv 0.28% 0.03% d8_rv64 jitted-112-76.so [.] Builtin: InterpreterEntryTrampoline 0.12% 0.00% d8_rv64 d8_rv64 [.] _ZN2v88i nternal19ContextDeserializer11DeserializeEPNS0_7IsolateENS0_6HandleINS0_13JSGlob alProxyEEENS_33DeserializeInternalFieldsCallbackE 0.12% 0.01% d8_rv64 jitted-112-651.so [.] Builtin: CEntry_Return1_DontSaveFPRegs_ArgvOnStack_NoBuiltinExit ....
Eric Lin (1): perf jitdump: Add riscv64 support.
tools/perf/arch/riscv/Makefile | 1 + tools/perf/util/genelf.h | 3 +++ 2 files changed, 4 insertions(+)
-- 2.35.1
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