| 1 | #!/usr/bin/env bash
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| 2 | #
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| 3 | # Usage:
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| 4 | # benchmarks/mimalloc.sh <function name>
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| 5 |
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| 6 | set -o nounset
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| 7 | set -o pipefail
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| 8 | set -o errexit
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| 9 |
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| 10 | # Docs: https://github.com/microsoft/mimalloc
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| 11 |
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| 12 | readonly DIR=~/git/oilshell/mimalloc
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| 13 |
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| 14 | build-ld-preload() {
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| 15 | gcc -Wall -fPIC -shared -o _tmp/ld_preload_hook.so demo/ld_preload_hook.c -ldl
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| 16 |
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| 17 | gcc -o _tmp/ld_preload_main demo/ld_preload_main.c
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| 18 | }
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| 19 |
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| 20 | #
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| 21 | # These work. mimalloc doesn't work?
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| 22 | #
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| 23 |
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| 24 | run-main-hook() {
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| 25 | LD_PRELOAD=_tmp/ld_preload_hook.so _tmp/ld_preload_main || true
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| 26 | }
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| 27 |
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| 28 | run-osh-hook() {
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| 29 | LD_PRELOAD=_tmp/ld_preload_hook.so _bin/cxx-dbg/osh -c 'echo hi'
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| 30 | }
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| 31 |
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| 32 |
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| 33 | #
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| 34 | # Mimalloc
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| 35 | #
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| 36 |
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| 37 | build-mimalloc() {
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| 38 | pushd $DIR
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| 39 |
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| 40 | # Unity build!
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| 41 | # -fPIC for shared library
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| 42 | gcc -O2 -fPIC -I include -o mimalloc.o -c src/static.c
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| 43 | ls -l mimalloc.*
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| 44 |
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| 45 | # -lpthread required
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| 46 | gcc -shared -o mimalloc.so mimalloc.o -lpthread
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| 47 |
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| 48 | popd
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| 49 | }
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| 50 |
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| 51 | build-main() {
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| 52 | ### static build of main + mimalloc
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| 53 |
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| 54 | # Note that alloc.c #includes alloc-override.c
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| 55 |
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| 56 | gcc -O2 -I $DIR/include -o _tmp/mimalloc.o -c $DIR/src/static.c
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| 57 |
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| 58 | gcc -O2 -o _tmp/ld_preload_main.o -c demo/ld_preload_main.c
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| 59 | file _tmp/ld_preload_main.o
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| 60 |
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| 61 | #gcc -o _tmp/main _tmp/ld_preload_main.o ../mimalloc/mimalloc.o -lpthread
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| 62 | #gcc -o _tmp/main ../mimalloc/mimalloc.o _tmp/ld_preload_main.o -lpthread
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| 63 |
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| 64 | gcc -o _tmp/main _tmp/mimalloc.o _tmp/ld_preload_main.o -lpthread
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| 65 | file _tmp/main
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| 66 |
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| 67 | nm _tmp/main | grep -i malloc
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| 68 |
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| 69 | set -x
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| 70 | MIMALLOC_VERBOSE=1 _tmp/main
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| 71 | }
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| 72 |
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| 73 | # https://microsoft.github.io/mimalloc/environment.html
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| 74 |
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| 75 | # Not working, try STATIC linking
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| 76 | # https://microsoft.github.io/mimalloc/overrides.html
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| 77 |
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| 78 | run-main-mim() {
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| 79 | # Doesn't show stats?
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| 80 | # MIMALLOC_SHOW_STATS=1 LD_PRELOAD=$DIR/mimalloc.so ls
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| 81 |
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| 82 | # Works
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| 83 | MIMALLOC_VERBOSE=1 LD_PRELOAD=$DIR/mimalloc.so \
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| 84 | _tmp/ld_preload_main
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| 85 | }
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| 86 |
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| 87 | run-osh-mim() {
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| 88 | local osh=_bin/cxx-opt/osh
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| 89 |
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| 90 | #local osh=_bin/cxx-opt/mycpp/demo/gc_header
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| 91 |
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| 92 | #local osh=_bin/cxx-dbg/osh
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| 93 |
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| 94 | ninja $osh
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| 95 | #export MIMALLOC_SHOW_STATS=1
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| 96 | MIMALLOC_VERBOSE=1 LD_PRELOAD=$DIR/mimalloc.so \
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| 97 | $osh "$@"
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| 98 | }
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| 99 |
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| 100 | # No stats?
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| 101 | osh-demo() {
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| 102 | run-osh-mim -c 'for i in $(seq 1000); do echo $i; done'
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| 103 | }
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| 104 |
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| 105 |
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| 106 |
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| 107 | "$@"
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