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30 .TH "LLVM-PROFDATA" "1" "2023-05-24" "16" "LLVM"
32 llvm-profdata \- Profile data tool
35 \fBllvm\-profdata\fP \fIcommand\fP [\fIargs...\fP]
38 The \fBllvm\-profdata\fP tool is a small utility for working with profile
52 \fBllvm\-profdata merge\fP [\fIoptions\fP] [\fIfilename...\fP]
55 \fBllvm\-profdata merge\fP takes several profile data files
64 input file by using the \fB\-weighted\-input\fP option.
66 Profiles passed in via \fB\-weighted\-input\fP, \fB\-input\-files\fP, or via positional
71 .B \-\-help
76 .B \-\-output=<output>, \-o
77 Specify the output file name.  \fIOutput\fP cannot be \fB\-\fP as the resulting
82 .B \-\-weighted\-input=<weight,filename>
91 .B \-\-input\-files=<path>, \-f
93 file are newline\-separated. Lines starting with \(aq#\(aq are skipped. Entries may
98 .B \-\-remapping\-file=<path>, \-r
101 file should consist of lines of the form \fB<input\-symbol> <output\-symbol>\fP\&.
104 The \fI\%llvm\-cxxmap\fP tool can be used to generate the symbol
109 .B \-\-instr (default)
110 Specify that the input profile is an instrumentation\-based profile.
114 .B \-\-sample
115 Specify that the input profile is a sample\-based profile.
120 .B \-\-binary (default)
123 Emit the profile using a binary encoding. For instrumentation\-based profile
127 .B \-\-extbinary
131 be used with sample\-based profile. The extensible binary encoding can be
136 .B \-\-text
140 sample\-based and instrumentation\-based profile. When this option is used
145 .B \-\-gcc
152 .B \-\-sparse[=true|false]
153 Do not emit function records with 0 execution count. Can only be used in
154 conjunction with \-instr. Defaults to false, since it can inhibit compiler
159 .B \-\-num\-threads=<N>, \-j
160 Use N threads to perform profile merging. When N=0, llvm\-profdata auto\-detects
165 .B \-\-failure\-mode=[any|all]
174 .B \-\-prof\-sym\-list=<path>
176 list in the profile. This option can only be used with sample\-based profile
177 in extbinary format. The entries in this file are newline\-separated.
181 .B \-\-compress\-all\-sections=[true|false]
183 with sample\-based profile in extbinary format.
187 .B \-\-use\-md5=[true|false]
189 This option can only be used with sample\-based profile in extbinary format.
193 .B \-\-gen\-partial\-profile=[true|false]
196 sample\-based profile in extbinary format.
200 .B \-\-supplement\-instr\-with\-sample=<file>
203 with \-instr).
207 .B \-\-zero\-counter\-threshold=<float>
210 counters is above the threshold, the profile of the function will be regarded
215 .B \-\-instr\-prof\-cold\-threshold=<int>
216 User specified cold threshold for instr profile which will override the cold
217 threshold got from profile summary.
221 .B \-\-suppl\-min\-size\-threshold=<int>
222 If the size of a function is smaller than the threshold, assume it can be
228 .B \-\-debug\-info=<path>
230 When \fB\-debug\-info\-correlate\fP was used for instrumentation, use this option
242 llvm\-profdata merge foo.profdata bar.profdata baz.profdata \-output merged.profdata
255 llvm\-profdata merge \-\-weighted\-input=10,foo.profdata bar.profdata baz.profdata \-\-output merge…
267 llvm\-profdata merge \-\-weighted\-input=10,foo.profdata \-\-weighted\-input=1,bar.profdata \-\-wei…
275 \fBllvm\-profdata show\fP [\fIoptions\fP] [\fIfilename\fP]
278 \fBllvm\-profdata show\fP takes a profile data file and displays the
282 If \fIfilename\fP is omitted or is \fB\-\fP, then \fBllvm\-profdata show\fP reads its
287 .B \-\-all\-functions
292 .B \-\-binary\-ids
297 .B \-\-counts
302 .B \-\-show\-format=<text|json|yaml>
307 .B \-\-function=<string>
312 .B \-\-help
317 .B \-\-output=<output>, \-o
318 Specify the output file name.  If \fIoutput\fP is \fB\-\fP or it isn\(aqt specified,
323 .B \-\-instr (default)
324 Specify that the input profile is an instrumentation\-based profile.
328 .B \-\-text
330 instrumentation\-based profile data representation. By default, the profile
336 .B \-\-topn=<n>
343 .B \-\-sample
344 Specify that the input profile is a sample\-based profile.
348 .B \-\-memop\-sizes
353 .B \-\-value\-cutoff=<n>
354 Show only those functions whose max count values are greater or equal to \fBn\fP\&.
355 By default, the value\-cutoff is set to 0.
359 .B \-\-list\-below\-cutoff
360 Only output names of functions whose max count value are below the cutoff
365 .B \-\-profile\-version
370 .B \-\-showcs
376 .B \-\-show\-prof\-sym\-list=[true|false]
378 meaningful for sample\-based profile in extbinary format.
382 .B \-\-show\-sec\-info\-only=[true|false]
384 only meaningful for sample\-based profile in extbinary format.
388 .B \-\-debug\-info=<path>
390 When \fB\-debug\-info\-correlate\fP was used for instrumentation, use this option
395 .B \-\-covered
396 Show only the functions that have been executed, i.e., functions with non\-zero
402 \fBllvm\-profdata overlap\fP [\fIoptions\fP] [\fIbase profile file\fP] [\fItest profile file\fP]
405 \fBllvm\-profdata overlap\fP takes two profile data files and displays the
431 .B \-\-function=<string>
436 .B \-\-help
441 .B \-\-output=<output>, \-o
442 Specify the output file name.  If \fIoutput\fP is \fB\-\fP or it isn\(aqt specified,
447 .B \-\-value\-cutoff=<n>
448 Show only those functions whose max count values are greater or equal to \fBn\fP\&.
449 By default, the value\-cutoff is set to max of unsigned long long.
453 .B \-\-cs
455 non\-context sensitive profile counts.
459 \fBllvm\-profdata\fP returns 1 if the command is omitted or is invalid,
464 2003-2023, LLVM Project