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From: | Zhigang Liu |
Subject: | [Libunwind-devel] Add TileGx platform support |
Date: | Wed, 3 Sep 2014 17:50:00 +0000 |
Hi, Below is the git repo. for Tilegx support. Please CR. address@hidden:zliu2014/libunwind-tilegx.git Thanks ZhiGang @ Tilera PS: $make check … PASS: test-proc-info PASS: test-static-link PASS: test-strerror PASS: Gtest-bt PASS: Ltest-bt PASS: Gtest-exc PASS: Ltest-exc PASS: Gtest-init PASS: Ltest-init PASS: Gtest-concurrent PASS: Ltest-concurrent PASS: Gtest-resume-sig PASS: Ltest-resume-sig PASS: Gtest-resume-sig-rt PASS: Ltest-resume-sig-rt FAILURE: expected 13, not 1 frames below signal frame XFAIL: Gtest-dyn1 FAILURE: expected 13, not 1 frames below signal frame XFAIL: Ltest-dyn1 PASS: Gtest-trace PASS: Ltest-trace PASS: test-async-sig PASS: test-flush-cache PASS: test-init-remote PASS: test-mem PASS: Ltest-varargs PASS: Ltest-nomalloc PASS: Ltest-nocalloc PASS: Lrs-race PASS: test-ptrace PASS: test-setjmp PASS: run-check-namespace PASS: run-ptrace-mapper PASS: run-ptrace-misc PASS: run-coredump-unwind PASS: run-coredump-unwind-mdi ====================================================== All 34 tests behaved as expected (2 expected failures) ====================================================== $make perf ########## Basic performance of generic libunwind: unw_getcontext : cold avg= 431.538 nsec, warm avg= 381.470 nsec unw_init_local : cold avg=13129.711 nsec, warm avg= 6380.081 nsec no cache : unw_step : 1st=16827.810 min=15924.090 avg=16056.541 nsec global cache : unw_step : 1st= 7895.061 min= 6371.453 avg= 6460.625 nsec per-thread cache: unw_step : 1st= 6762.005 min= 6380.535 avg= 6551.438 nsec ########## Basic performance of local-only libunwind: unw_getcontext : cold avg= 438.690 nsec, warm avg= 388.622 nsec unw_init_local : cold avg=13461.113 nsec, warm avg= 6620.884 nsec no cache : unw_step : 1st=13496.762 min=12799.672 avg=13035.655 nsec global cache : unw_step : 1st= 7420.494 min= 5951.382 avg= 6155.273 nsec per-thread cache: unw_step : 1st= 6192.071 min= 5960.464 avg= 6158.611 nsec ########## Performance of fast unwind: unw_getcontext : cold avg= 438.690 nsec, warm avg= 388.622 nsec unw_init_local : cold avg=13430.119 nsec, warm avg= 6709.099 nsec no cache : unw_step : 1st=13819.195 min=12933.640 avg=13191.357 nsec global cache : unw_step : 1st= 7608.959 min= 6180.718 avg= 6378.568 nsec per-thread cache: unw_step : 1st= 6580.353 min= 6180.718 avg= 6343.447 nsec ########## Startup overhead: "/bin/true" : 2110227 nsec/execution "LD_PRELOAD=../src/.libs/libunwind.so /bin/true" : 3405604 nsec/execution "LD_PRELOAD=../src/.libs/libunwind-tilegx.so /bin/true" : 4016310 nsec/execution Overhead of preloading ../src/.libs/libunwind.so : 1295377 nsec Overhead of preloading ../src/.libs/libunwind-tilegx.so : 1906083 nsec From: libunwind-devel-bounces+address@hidden [mailto:libunwind-devel-bounces+address@hidden
On Behalf Of Zhigang Liu Hi, I am new to this mail list. I am going to submit a patch to support Tilera’s TileGx platform. Question: what is the procedure to submit a patch ? Thanks for the help. ZhiGang @ Tilera |
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