diff options
| author | Alex Bennée <alex.bennee@linaro.org> | 2022-09-29 12:42:17 +0100 |
|---|---|---|
| committer | Alex Bennée <alex.bennee@linaro.org> | 2022-10-06 11:53:40 +0100 |
| commit | 1d0603a990b4363ec7680bd99a249f43ad42cc21 (patch) | |
| tree | 6e5360ead484464293334098616a2632912621e5 /docs/devel/tcg-plugins.rst | |
| parent | 5413c37f3b2acdae53c19ed16632c723fc93f109 (diff) | |
docs/devel: clean-up qemu invocations in tcg-plugins
We currently have the final binaries in the root of the build dir so
the build prefix is superfluous. Additionally add a shell prompt to be
more in line with the rest of the code.
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20220929114231.583801-38-alex.bennee@linaro.org>
Diffstat (limited to 'docs/devel/tcg-plugins.rst')
| -rw-r--r-- | docs/devel/tcg-plugins.rst | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/docs/devel/tcg-plugins.rst b/docs/devel/tcg-plugins.rst index a503d44cee..a6fdde01f8 100644 --- a/docs/devel/tcg-plugins.rst +++ b/docs/devel/tcg-plugins.rst @@ -172,7 +172,7 @@ slightly faster (but not thread safe) counters. Example:: - ./aarch64-linux-user/qemu-aarch64 \ + $ qemu-aarch64 \ -plugin contrib/plugins/libhotblocks.so -d plugin \ ./tests/tcg/aarch64-linux-user/sha1 SHA1=15dd99a1991e0b3826fede3deffc1feba42278e6 @@ -186,7 +186,7 @@ Example:: Similar to hotblocks but this time tracks memory accesses:: - ./aarch64-linux-user/qemu-aarch64 \ + $ qemu-aarch64 \ -plugin contrib/plugins/libhotpages.so -d plugin \ ./tests/tcg/aarch64-linux-user/sha1 SHA1=15dd99a1991e0b3826fede3deffc1feba42278e6 @@ -220,7 +220,7 @@ counted. You can give a value to the ``count`` argument for a class of instructions to break it down fully, so for example to see all the system registers accesses:: - ./aarch64-softmmu/qemu-system-aarch64 $(QEMU_ARGS) \ + $ qemu-system-aarch64 $(QEMU_ARGS) \ -append "root=/dev/sda2 systemd.unit=benchmark.service" \ -smp 4 -plugin ./contrib/plugins/libhowvec.so,count=sreg -d plugin @@ -288,10 +288,10 @@ for the plugin is a path for the socket the two instances will communicate over:: - ./sparc-softmmu/qemu-system-sparc -monitor none -parallel none \ + $ qemu-system-sparc -monitor none -parallel none \ -net none -M SS-20 -m 256 -kernel day11/zImage.elf \ -plugin ./contrib/plugins/liblockstep.so,sockpath=lockstep-sparc.sock \ - -d plugin,nochain + -d plugin,nochain which will eventually report:: @@ -348,7 +348,7 @@ Please be aware that this will generate a lot of output. The plugin needs default argument:: - qemu-system-arm $(QEMU_ARGS) \ + $ qemu-system-arm $(QEMU_ARGS) \ -plugin ./contrib/plugins/libexeclog.so -d plugin which will output an execution trace following this structure:: @@ -365,10 +365,10 @@ which will output an execution trace following this structure:: 0, 0x10c8, 0xfff96c43, "ldr r3, [r0, #0x44]", load, 0x200000e4, RAM the output can be filtered to only track certain instructions or -addresses using the `ifilter` or `afilter` options. You can stack the +addresses using the ``ifilter`` or ``afilter`` options. You can stack the arguments if required:: - qemu-system-arm $(QEMU_ARGS) \ + $ qemu-system-arm $(QEMU_ARGS) \ -plugin ./contrib/plugins/libexeclog.so,ifilter=st1w,afilter=0x40001808 -d plugin - contrib/plugins/cache.c @@ -377,7 +377,7 @@ Cache modelling plugin that measures the performance of a given L1 cache configuration, and optionally a unified L2 per-core cache when a given working set is run:: - qemu-x86_64 -plugin ./contrib/plugins/libcache.so \ + $ qemu-x86_64 -plugin ./contrib/plugins/libcache.so \ -d plugin -D cache.log ./tests/tcg/x86_64-linux-user/float_convs will report the following:: |