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[llvm-profgen][SPGO] Support profiles with multiple concurrent processes #169353

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[llvm-profgen][SPGO] Support profiles with multiple concurrent processes #169353

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7c1e081
[llvm-profgen][SPGO] Support profiles with multiple concurrent processes
Heath123 Nov 24, 2025
9e5043a
Fix formatting issues
Heath123 Nov 24, 2025
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Binary file added llvm/test/tools/llvm-profgen/Inputs/multi-process-cs-probe.perfbin
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30 changes: 30 additions & 0 deletions llvm/test/tools/llvm-profgen/Inputs/multi-process-cs-probe.perfscript
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; Load first process
262511 PERF_RECORD_MMAP2 262511/262511: [0x61f3acfa8000(0x1000) @ 0x1000 103:02 13931513 3957944494]: r-xp /home/multi-process-cs-probe.perfbin

; Samples from first process
262511
61f3acfa8155
61f3acfa81e9
78d7ee62a1ca
78d7ee62a28b
61f3acfa8065
0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/-

; Load second process
262512 PERF_RECORD_MMAP2 262512/262512: [0x5b3c4c631000(0x1000) @ 0x1000 103:02 13931513 3957944494]: r-xp /home/multi-process-cs-probe.perfbin

; Samples from both processes
262512
5b3c4c631195
5b3c4c63120c
73bf70e2a1ca
73bf70e2a28b
5b3c4c631065
0x5b3c4c631190/0x5b3c4c631195/P/-/-/1/UNCOND/- 0x5b3c4c6311a1/0x5b3c4c63117c/P/-/-/1/UNCOND/- 0x5b3c4c631190/0x5b3c4c631195/P/-/-/1/UNCOND/- 0x5b3c4c6311a1/0x5b3c4c63117c/P/-/-/5/UNCOND/- 0x5b3c4c631190/0x5b3c4c631195/P/-/-/1/UNCOND/- 0x5b3c4c6311a1/0x5b3c4c63117c/P/-/-/1/UNCOND/- 0x5b3c4c631190/0x5b3c4c631195/P/-/-/1/UNCOND/- 0x5b3c4c6311a1/0x5b3c4c63117c/P/-/-/4/UNCOND/- 0x5b3c4c631190/0x5b3c4c631195/P/-/-/1/UNCOND/- 0x5b3c4c6311a1/0x5b3c4c63117c/P/-/-/1/UNCOND/- 0x5b3c4c631190/0x5b3c4c631195/P/-/-/1/UNCOND/- 0x5b3c4c6311a1/0x5b3c4c63117c/P/-/-/5/UNCOND/- 0x5b3c4c631190/0x5b3c4c631195/P/-/-/1/UNCOND/- 0x5b3c4c6311a1/0x5b3c4c63117c/P/-/-/1/UNCOND/- 0x5b3c4c631190/0x5b3c4c631195/P/-/-/1/UNCOND/- 0x5b3c4c6311a1/0x5b3c4c63117c/P/-/-/1/UNCOND/- 0x5b3c4c631190/0x5b3c4c631195/P/-/-/5/UNCOND/- 0x5b3c4c6311a1/0x5b3c4c63117c/P/-/-/1/UNCOND/- 0x5b3c4c631190/0x5b3c4c631195/P/-/-/1/UNCOND/- 0x5b3c4c6311a1/0x5b3c4c63117c/P/-/-/1/UNCOND/- 0x5b3c4c631190/0x5b3c4c631195/P/-/-/5/UNCOND/- 0x5b3c4c6311a1/0x5b3c4c63117c/P/-/-/1/UNCOND/- 0x5b3c4c631190/0x5b3c4c631195/P/-/-/1/UNCOND/- 0x5b3c4c6311a1/0x5b3c4c63117c/P/-/-/1/UNCOND/- 0x5b3c4c631190/0x5b3c4c631195/P/-/-/5/UNCOND/- 0x5b3c4c6311a1/0x5b3c4c63117c/P/-/-/1/UNCOND/- 0x5b3c4c631190/0x5b3c4c631195/P/-/-/1/UNCOND/- 0x5b3c4c6311a1/0x5b3c4c63117c/P/-/-/1/UNCOND/- 0x5b3c4c631190/0x5b3c4c631195/P/-/-/5/UNCOND/- 0x5b3c4c6311a1/0x5b3c4c63117c/P/-/-/1/UNCOND/- 0x5b3c4c631190/0x5b3c4c631195/P/-/-/1/UNCOND/- 0x5b3c4c6311a1/0x5b3c4c63117c/P/-/-/1/UNCOND/-
262511
61f3acfa813c
61f3acfa81e9
78d7ee62a1ca
78d7ee62a28b
61f3acfa8065
0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/4/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/- 0x61f3acfa8161/0x61f3acfa813c/P/-/-/1/UNCOND/- 0x61f3acfa8150/0x61f3acfa8155/P/-/-/1/UNCOND/-
Binary file added llvm/test/tools/llvm-profgen/Inputs/multi-process-nocs-noprobe.perfbin
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12 changes: 12 additions & 0 deletions llvm/test/tools/llvm-profgen/Inputs/multi-process-nocs-noprobe.perfscript
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; Load first process
149754 PERF_RECORD_MMAP2 149754/149754: [0x5ffeb3637000(0x1000) @ 0x1000 103:02 16291238 2733047042]: r-xp /home/multi-process-nocs-noprobe.perfbin

; Samples from first process
149754 5ffeb3637150 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/-

; Load second process
149755 PERF_RECORD_MMAP2 149755/149755: [0x5caa46c41000(0x1000) @ 0x1000 103:02 16291238 2733047042]: r-xp /home/multi-process-nocs-noprobe.perfbin

; Samples from both processes
149755 5caa46c41190 0x5caa46c41190/0x5caa46c41195/P/-/-/1/UNCOND/- 0x5caa46c411a1/0x5caa46c4117c/P/-/-/1/UNCOND/- 0x5caa46c41190/0x5caa46c41195/P/-/-/1/UNCOND/- 0x5caa46c411a1/0x5caa46c4117c/P/-/-/1/UNCOND/- 0x5caa46c41190/0x5caa46c41195/P/-/-/1/UNCOND/- 0x5caa46c411a1/0x5caa46c4117c/P/-/-/1/UNCOND/- 0x5caa46c41190/0x5caa46c41195/P/-/-/1/UNCOND/- 0x5caa46c411a1/0x5caa46c4117c/P/-/-/1/UNCOND/- 0x5caa46c41190/0x5caa46c41195/P/-/-/1/UNCOND/- 0x5caa46c411a1/0x5caa46c4117c/P/-/-/1/UNCOND/- 0x5caa46c41190/0x5caa46c41195/P/-/-/1/UNCOND/- 0x5caa46c411a1/0x5caa46c4117c/P/-/-/1/UNCOND/- 0x5caa46c41190/0x5caa46c41195/P/-/-/1/UNCOND/- 0x5caa46c411a1/0x5caa46c4117c/P/-/-/1/UNCOND/- 0x5caa46c41190/0x5caa46c41195/P/-/-/1/UNCOND/- 0x5caa46c411a1/0x5caa46c4117c/P/-/-/1/UNCOND/- 0x5caa46c41190/0x5caa46c41195/P/-/-/1/UNCOND/- 0x5caa46c411a1/0x5caa46c4117c/P/-/-/1/UNCOND/- 0x5caa46c41190/0x5caa46c41195/P/-/-/1/UNCOND/- 0x5caa46c411a1/0x5caa46c4117c/P/-/-/1/UNCOND/- 0x5caa46c41190/0x5caa46c41195/P/-/-/1/UNCOND/- 0x5caa46c411a1/0x5caa46c4117c/P/-/-/1/UNCOND/- 0x5caa46c41190/0x5caa46c41195/P/-/-/1/UNCOND/- 0x5caa46c411a1/0x5caa46c4117c/P/-/-/1/UNCOND/- 0x5caa46c41190/0x5caa46c41195/P/-/-/1/UNCOND/- 0x5caa46c411a1/0x5caa46c4117c/P/-/-/1/UNCOND/- 0x5caa46c41190/0x5caa46c41195/P/-/-/1/UNCOND/- 0x5caa46c411a1/0x5caa46c4117c/P/-/-/1/UNCOND/- 0x5caa46c41190/0x5caa46c41195/P/-/-/1/UNCOND/- 0x5caa46c411a1/0x5caa46c4117c/P/-/-/1/UNCOND/- 0x5caa46c41190/0x5caa46c41195/P/-/-/1/UNCOND/- 0x5caa46c411a1/0x5caa46c4117c/P/-/-/1/UNCOND/-
149754 5ffeb3637161 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/-
12 changes: 12 additions & 0 deletions llvm/test/tools/llvm-profgen/Inputs/multi-process-warning.perfscript
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; Load first process
PERF_RECORD_MMAP2 149754/149754: [0x5ffeb3637000(0x1000) @ 0x1000 103:02 16291238 2733047042]: r-xp /home/multi-process-nocs-noprobe.perfbin

; Samples from first process
5ffeb3637150 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/- 0x5ffeb3637150/0x5ffeb3637155/P/-/-/1/UNCOND/- 0x5ffeb3637161/0x5ffeb363713c/P/-/-/1/UNCOND/-

; Load second process
PERF_RECORD_MMAP2 149755/149755: [0x5caa46c41000(0x1000) @ 0x1000 103:02 16291238 2733047042]: r-xp /home/multi-process-nocs-noprobe.perfbin

; Samples from both processes
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39 changes: 39 additions & 0 deletions llvm/test/tools/llvm-profgen/multi-pid-filter.test
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; Test that the --pid argument works, including when passing multiple PIDs

; RUN: llvm-profgen --format=text --perfscript=%S/Inputs/multi-process-nocs-noprobe.perfscript --binary=%S/Inputs/multi-process-nocs-noprobe.perfbin --output=%t --profile-summary-cold-count=0 --multi-process-profile --pid=149754
; RUN: FileCheck %s --input-file %t --check-prefix=CHECK-FIRST-ONLY

CHECK-FIRST-ONLY-NOT: loop2

CHECK-FIRST-ONLY: loop1:1302:0
CHECK-FIRST-ONLY-NEXT: 0: 0
CHECK-FIRST-ONLY-NEXT: 1: 31
CHECK-FIRST-ONLY-NEXT: 2: 0

CHECK-FIRST-ONLY-NOT: loop2

; RUN: llvm-profgen --format=text --perfscript=%S/Inputs/multi-process-nocs-noprobe.perfscript --binary=%S/Inputs/multi-process-nocs-noprobe.perfbin --output=%t --profile-summary-cold-count=0 --multi-process-profile --pid=149755
; RUN: FileCheck %s --input-file %t --check-prefix=CHECK-SECOND-ONLY

CHECK-SECOND-ONLY-NOT: loop1

CHECK-SECOND-ONLY:loop2:655:0
CHECK-SECOND-ONLY-NEXT: 0: 0
CHECK-SECOND-ONLY-NEXT: 1: 16
CHECK-SECOND-ONLY-NEXT: 2: 0

CHECK-SECOND-ONLY-NOT: loop1

; RUN: llvm-profgen --format=text --perfscript=%S/Inputs/multi-process-nocs-noprobe.perfscript --binary=%S/Inputs/multi-process-nocs-noprobe.perfbin --output=%t --profile-summary-cold-count=0 --multi-process-profile --pid=149754,149755
; RUN: FileCheck %s --input-file %t --check-prefix=CHECK-BOTH

CHECK-BOTH: loop1:1302:0
CHECK-BOTH-NEXT: 0: 0
CHECK-BOTH-NEXT: 1: 31
CHECK-BOTH-NEXT: 2: 0
CHECK-BOTH-NEXT:loop2:655:0
CHECK-BOTH-NEXT: 0: 0
CHECK-BOTH-NEXT: 1: 16
CHECK-BOTH-NEXT: 2: 0

; original code can be found in multi-process-nocs-noprobe.test
46 changes: 46 additions & 0 deletions llvm/test/tools/llvm-profgen/multi-process-cs-probe.test
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; Check that we can handle profiles with multiple processes, using pseudo probes
; and a context-senstive profile

; RUN: llvm-profgen --format=text --perfscript=%S/Inputs/multi-process-cs-probe.perfscript --binary=%S/Inputs/multi-process-cs-probe.perfbin --output=%t --profile-summary-cold-count=0 --multi-process-profile
; RUN: FileCheck %s --input-file %t

CHECK: loop1:93:0
CHECK-NEXT: 1: 0
CHECK-NEXT: 2: 31
CHECK-NEXT: 3: 31
CHECK-NEXT: 4: 31
CHECK-NEXT: 5: 0
CHECK-NEXT: !CFGChecksum: 88680961901
CHECK-NEXT:loop2:47:0
CHECK-NEXT: 1: 0
CHECK-NEXT: 2: 16
CHECK-NEXT: 3: 16
CHECK-NEXT: 4: 15
CHECK-NEXT: 5: 0
CHECK-NEXT: !CFGChecksum: 88680961901

; original code:
; clang -g -fpseudo-probe-for-profiling -fno-omit-frame-pointer test.c -o multi-process-cs-probe.perfbin
#include <stdint.h>

// Loop for a while so we see samples in the function (compiled at -O0)
void loop1() {
for (uint64_t i = 0; i < 10000000000; i++) {}
}

// Slightly modified to make sure there isn't any kind of linker merging
void loop2() {
for (uint64_t i = 1; i < 10000000001; i++) {}
}

int main(int argc, char *argv[]) {
// Use CLI argument to choose which loop to run, so we can distinguish which
// process samples were collected from

if (argc >= 2 && argv[1][0] == '1') {
loop1();
}
if (argc >= 2 && argv[1][0] == '2') {
loop2();
}
}
40 changes: 40 additions & 0 deletions llvm/test/tools/llvm-profgen/multi-process-nocs-noprobe.test
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; Check that we can handle profiles with multiple processes, without
; pseudo probes or a context-senstive profile

; RUN: llvm-profgen --format=text --perfscript=%S/Inputs/multi-process-nocs-noprobe.perfscript --binary=%S/Inputs/multi-process-nocs-noprobe.perfbin --output=%t --profile-summary-cold-count=0 --multi-process-profile
; RUN: FileCheck %s --input-file %t

CHECK: loop1:1302:0
CHECK-NEXT: 0: 0
CHECK-NEXT: 1: 31
CHECK-NEXT: 2: 0
CHECK-NEXT:loop2:655:0
CHECK-NEXT: 0: 0
CHECK-NEXT: 1: 16
CHECK-NEXT: 2: 0

; original code:
; clang -g test.c -o multi-process.perfbin
#include <stdint.h>

// Loop for a while so we see samples in the function (compiled at -O0)
void loop1() {
for (uint64_t i = 0; i < 10000000000; i++) {}
}

// Slightly modified to make sure there isn't any kind of linker merging
void loop2() {
for (uint64_t i = 1; i < 10000000001; i++) {}
}

int main(int argc, char *argv[]) {
// Use CLI argument to choose which loop to run, so we can distinguish which
// process samples were collected from

if (argc >= 2 && argv[1][0] == '1') {
loop1();
}
if (argc >= 2 && argv[1][0] == '2') {
loop2();
}
}
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