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| author | Vedant Kumar <vsk@apple.com> | 2016-10-25 17:40:55 +0000 |
|---|---|---|
| committer | Vedant Kumar <vsk@apple.com> | 2016-10-25 17:40:55 +0000 |
| commit | a3661effd9c37ae6b0917f93383c4cfa56f8fa3a (patch) | |
| tree | e67d9a221d0045387b394b0a219e28f5b8f176e6 /llvm/docs/CommandGuide | |
| parent | 04fbf573cefb97d93b5312f777f30df49b66d417 (diff) | |
| download | llvm-a3661effd9c37ae6b0917f93383c4cfa56f8fa3a.zip llvm-a3661effd9c37ae6b0917f93383c4cfa56f8fa3a.tar.gz llvm-a3661effd9c37ae6b0917f93383c4cfa56f8fa3a.tar.bz2 | |
[llvm-cov] Add support for loading coverage from multiple objects
Differential Revision: https://reviews.llvm.org/D25086
llvm-svn: 285088
Diffstat (limited to 'llvm/docs/CommandGuide')
| -rw-r--r-- | llvm/docs/CommandGuide/llvm-cov.rst | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/llvm/docs/CommandGuide/llvm-cov.rst b/llvm/docs/CommandGuide/llvm-cov.rst index 3542489..4c0354c 100644 --- a/llvm/docs/CommandGuide/llvm-cov.rst +++ b/llvm/docs/CommandGuide/llvm-cov.rst @@ -167,14 +167,14 @@ SHOW COMMAND SYNOPSIS ^^^^^^^^ -:program:`llvm-cov show` [*options*] -instr-profile *PROFILE* *BIN* [*SOURCES*] +:program:`llvm-cov show` [*options*] -instr-profile *PROFILE* *BIN* [*-object BIN,...*] [[*-object BIN*]] [*SOURCES*] DESCRIPTION ^^^^^^^^^^^ -The :program:`llvm-cov show` command shows line by line coverage of a binary -*BIN* using the profile data *PROFILE*. It can optionally be filtered to only -show the coverage for the files listed in *SOURCES*. +The :program:`llvm-cov show` command shows line by line coverage of the +binaries *BIN*,... using the profile data *PROFILE*. It can optionally be +filtered to only show the coverage for the files listed in *SOURCES*. To use :program:`llvm-cov show`, you need a program that is compiled with instrumentation to emit profile and coverage data. To build such a program with @@ -183,7 +183,7 @@ flags. If linking with the ``clang`` driver, pass ``-fprofile-instr-generate`` to the link stage to make sure the necessary runtime libraries are linked in. The coverage information is stored in the built executable or library itself, -and this is what you should pass to :program:`llvm-cov show` as the *BIN* +and this is what you should pass to :program:`llvm-cov show` as a *BIN* argument. The profile data is generated by running this instrumented program normally. When the program exits it will write out a raw profile file, typically called ``default.profraw``, which can be converted to a format that @@ -292,14 +292,14 @@ REPORT COMMAND SYNOPSIS ^^^^^^^^ -:program:`llvm-cov report` [*options*] -instr-profile *PROFILE* *BIN* [*SOURCES*] +:program:`llvm-cov report` [*options*] -instr-profile *PROFILE* *BIN* [*-object BIN,...*] [[*-object BIN*]] [*SOURCES*] DESCRIPTION ^^^^^^^^^^^ -The :program:`llvm-cov report` command displays a summary of the coverage of a -binary *BIN* using the profile data *PROFILE*. It can optionally be filtered to -only show the coverage for the files listed in *SOURCES*. +The :program:`llvm-cov report` command displays a summary of the coverage of +the binaries *BIN*,... using the profile data *PROFILE*. It can optionally be +filtered to only show the coverage for the files listed in *SOURCES*. If no source files are provided, a summary line is printed for each file in the coverage data. If any files are provided, summaries are shown for each function @@ -332,13 +332,13 @@ EXPORT COMMAND SYNOPSIS ^^^^^^^^ -:program:`llvm-cov export` [*options*] -instr-profile *PROFILE* *BIN* +:program:`llvm-cov export` [*options*] -instr-profile *PROFILE* *BIN* [*-object BIN,...*] [[*-object BIN*]] DESCRIPTION ^^^^^^^^^^^ The :program:`llvm-cov export` command exports regions, functions, expansions, -and summaries of the coverage of a binary *BIN* using the profile data +and summaries of the coverage of the binaries *BIN*,... using the profile data *PROFILE* as JSON. For information on compiling programs for coverage and generating profile data, |