| ; NetBSD: noatime mounts currently inhibit 'touch -a' updates |
| ; UNSUPPORTED: system-netbsd |
| |
| ; Verify first that *without* hash, we don't use the cache. |
| ; RUN: opt -module-summary %s -o %t.bc |
| ; RUN: opt -module-summary %p/Inputs/cache.ll -o %t2.bc |
| |
| ; Verify that enabling caching is ignoring module without hash |
| ; RUN: rm -Rf %t.cache && mkdir %t.cache |
| ; RUN: llvm-lto -thinlto-action=run -exported-symbol=globalfunc %t2.bc %t.bc -thinlto-cache-dir %t.cache |
| ; RUN: ls %t.cache/llvmcache.timestamp |
| ; RUN: ls %t.cache | count 1 |
| |
| ; Verify that enabling caching is ignoring module without hash with llvm-lto2 |
| ; RUN: rm -Rf %t.cache |
| ; RUN: llvm-lto2 run -o %t.o %t2.bc %t.bc -cache-dir %t.cache \ |
| ; RUN: -r=%t2.bc,_main,plx \ |
| ; RUN: -r=%t2.bc,_globalfunc,lx \ |
| ; RUN: -r=%t.bc,_globalfunc,plx |
| ; RUN: ls %t.cache | count 0 |
| |
| |
| ; Repeat again, *with* hash this time. |
| |
| ; RUN: opt -module-hash -module-summary %s -o %t.bc |
| ; RUN: opt -module-hash -module-summary %p/Inputs/cache.ll -o %t2.bc |
| |
| ; Verify that enabling caching is working, and that the pruner only removes |
| ; files matching the pattern "llvmcache-*". |
| ; RUN: rm -Rf %t.cache && mkdir %t.cache |
| ; RUN: touch -t 197001011200 %t.cache/llvmcache-foo %t.cache/foo |
| ; RUN: llvm-lto -thinlto-action=run -exported-symbol=globalfunc %t2.bc %t.bc -thinlto-cache-dir %t.cache |
| ; RUN: ls %t.cache | count 4 |
| ; RUN: ls %t.cache/llvmcache.timestamp |
| ; RUN: ls %t.cache/foo |
| ; RUN: not ls %t.cache/llvmcache-foo |
| ; RUN: ls %t.cache/llvmcache-* | count 2 |
| |
| ; Verify that enabling caching is working with llvm-lto2 |
| ; RUN: rm -Rf %t.cache |
| ; RUN: llvm-lto2 run -o %t.o %t2.bc %t.bc -cache-dir %t.cache \ |
| ; RUN: -r=%t2.bc,_main,plx \ |
| ; RUN: -r=%t2.bc,_globalfunc,lx \ |
| ; RUN: -r=%t.bc,_globalfunc,plx |
| ; RUN: ls %t.cache | count 2 |
| ; RUN: ls %t.cache/llvmcache-* | count 2 |
| |
| ; Verify that caches with a timestamp older than the pruning interval |
| ; will be pruned |
| ; RUN: rm -Rf %t.cache && mkdir %t.cache |
| ; RUN: touch -t 197001011200 %t.cache/llvmcache-foo |
| ; RUN: touch -t 197001011200 %t.cache/llvmcache.timestamp |
| ; RUN: llvm-lto -thinlto-action=run -exported-symbol=globalfunc %t2.bc %t.bc -thinlto-cache-dir %t.cache |
| ; RUN: not ls %t.cache/llvmcache-foo |
| |
| ; Verify that specifying a negative number for the pruning interval |
| ; effectively disables the pruning |
| ; RUN: rm -Rf %t.cache && mkdir %t.cache |
| ; RUN: touch -t 197001011200 %t.cache/llvmcache-foo |
| ; RUN: touch -t 197001011200 %t.cache/llvmcache.timestamp |
| ; RUN: llvm-lto -thinlto-action=run -exported-symbol=globalfunc %t2.bc %t.bc -thinlto-cache-dir %t.cache --thinlto-cache-pruning-interval -1 |
| ; RUN: ls %t.cache/llvmcache-foo |
| |
| ; Verify that the pruner doesn't run and a cache file is not deleted when: |
| ; default values for pruning interval and cache expiration are used, |
| ; llvmcache.timestamp is current, |
| ; cache file is older than default cache expiration value. |
| ; RUN: rm -Rf %t.cache && mkdir %t.cache |
| ; RUN: touch -t 197001011200 %t.cache/llvmcache-foo |
| ; RUN: touch %t.cache/llvmcache.timestamp |
| ; RUN: llvm-lto -thinlto-action=run -exported-symbol=globalfunc %t2.bc %t.bc -thinlto-cache-dir %t.cache |
| ; RUN: ls %t.cache/llvmcache-foo |
| |
| ; Verify that the pruner runs and a cache file is deleted when: |
| ; pruning interval has value 0 (i.e. run garbage collector now) |
| ; default value for cache expiration is used, |
| ; llvmcache.timestamp is current, |
| ; cache file is older than default cache expiration value. |
| ; RUN: rm -Rf %t.cache && mkdir %t.cache |
| ; RUN: touch -t 197001011200 %t.cache/llvmcache-foo |
| ; RUN: touch %t.cache/llvmcache.timestamp |
| ; RUN: llvm-lto -thinlto-action=run -exported-symbol=globalfunc %t2.bc %t.bc -thinlto-cache-dir %t.cache --thinlto-cache-pruning-interval 0 |
| ; RUN: not ls %t.cache/llvmcache-foo |
| |
| ; Populate the cache with files with "old" access times, then check llvm-lto updates these file times |
| ; A negative pruning interval is used to avoid removing cache entries |
| ; RUN: rm -Rf %t.cache && mkdir %t.cache |
| ; RUN: llvm-lto -thinlto-action=run -exported-symbol=globalfunc %t2.bc %t.bc -thinlto-cache-dir %t.cache |
| ; RUN: touch -a -t 197001011200 %t.cache/llvmcache-* |
| ; RUN: llvm-lto -thinlto-action=run -exported-symbol=globalfunc %t2.bc %t.bc -thinlto-cache-dir %t.cache --thinlto-cache-pruning-interval -1 |
| ; RUN: ls -ltu %t.cache/* | not grep 1970-01-01 |
| |
| ; Populate the cache with files with "old" access times, then check llvm-lto2 updates these file times |
| ; RUN: rm -Rf %t.cache |
| ; RUN: llvm-lto2 run -o %t.o %t2.bc %t.bc -cache-dir %t.cache \ |
| ; RUN: -r=%t2.bc,_main,plx \ |
| ; RUN: -r=%t2.bc,_globalfunc,lx \ |
| ; RUN: -r=%t.bc,_globalfunc,plx |
| ; RUN: touch -a -t 197001011200 %t.cache/llvmcache-* |
| ; RUN: llvm-lto2 run -o %t.o %t2.bc %t.bc -cache-dir %t.cache \ |
| ; RUN: -r=%t2.bc,_main,plx \ |
| ; RUN: -r=%t2.bc,_globalfunc,lx \ |
| ; RUN: -r=%t.bc,_globalfunc,plx |
| ; RUN: ls -ltu %t.cache/* | not grep 1970-01-01 |
| |
| ; Verify that specifying max size for the cache directory prunes it to this |
| ; size, removing the oldest files first. |
| ; RUN: rm -Rf %t.cache && mkdir %t.cache |
| ; Create cache files with different sizes. |
| ; Only 8B and 76B files should stay after pruning. |
| ; RUN: %python -c "with open(r'%t.cache/llvmcache-foo-100k', 'w') as file: file.truncate(102400)" |
| ; RUN: touch -t 198002011200 %t.cache/llvmcache-foo-100k |
| ; RUN: %python -c "with open(r'%t.cache/llvmcache-foo-16', 'w') as file: file.truncate(16)" |
| ; RUN: touch -t 198002021200 %t.cache/llvmcache-foo-16 |
| ; RUN: %python -c "with open(r'%t.cache/llvmcache-foo-77k', 'w') as file: file.truncate(78848)" |
| ; RUN: touch -t 198002031200 %t.cache/llvmcache-foo-77k |
| ; RUN: %python -c "with open(r'%t.cache/llvmcache-foo-8', 'w') as file: file.truncate(8)" |
| ; RUN: touch -t 198002041200 %t.cache/llvmcache-foo-8 |
| ; RUN: %python -c "with open(r'%t.cache/llvmcache-foo-76', 'w') as file: file.truncate(76)" |
| ; RUN: touch -t 198002051200 %t.cache/llvmcache-foo-76 |
| ; RUN: llvm-lto -thinlto-action=run -exported-symbol=globalfunc %t2.bc %t.bc -thinlto-cache-dir %t.cache --thinlto-cache-max-size-bytes 78847 --thinlto-cache-entry-expiration 4294967295 |
| ; RUN: ls %t.cache/llvmcache-foo-8 |
| ; RUN: ls %t.cache/llvmcache-foo-76 |
| ; RUN: not ls %t.cache/llvmcache-foo-16 |
| ; RUN: not ls %t.cache/llvmcache-foo-100k |
| ; RUN: not ls %t.cache/llvmcache-foo-77k |
| |
| ; Verify that specifying a max size > 4GB for the cache directory does not |
| ; prematurely prune, due to an integer overflow. |
| ; RUN: rm -Rf %t.cache && mkdir %t.cache |
| ; RUN: %python -c "with open(r'%t.cache/llvmcache-foo-10', 'w') as file: file.truncate(10)" |
| ; RUN: llvm-lto -thinlto-action=run -exported-symbol=globalfunc %t2.bc %t.bc -thinlto-cache-dir %t.cache --thinlto-cache-max-size-bytes 4294967297 |
| ; RUN: ls %t.cache/llvmcache-foo-10 |
| |
| ; Verify that negative numbers aren't accepted for the |
| ; --thinlto-cache-max-size-bytes switch |
| ; RUN: rm -Rf %t.cache && mkdir %t.cache |
| ; RUN: not llvm-lto %t.bc --thinlto-cache-max-size-bytes -1 2>&1 | FileCheck %s |
| ; CHECK: -thinlto-cache-max-size-bytes option: '-1' value invalid |
| |
| ; Verify that specifying max number of files in the cache directory prunes |
| ; it to this amount, removing the oldest files first. |
| ; RUN: rm -Rf %t.cache && mkdir %t.cache |
| ; Create cache files with different sizes. |
| ; Only 75B and 76B files should stay after pruning. |
| ; RUN: %python -c "print(' ' * 1023)" > %t.cache/llvmcache-foo-1023 |
| ; RUN: touch -t 198002011200 %t.cache/llvmcache-foo-1023 |
| ; RUN: %python -c "print(' ' * 15)" > %t.cache/llvmcache-foo-15 |
| ; RUN: touch -t 198002021200 %t.cache/llvmcache-foo-15 |
| ; RUN: %python -c "print(' ' * 7)" > %t.cache/llvmcache-foo-7 |
| ; RUN: touch -t 198002031200 %t.cache/llvmcache-foo-7 |
| ; RUN: %python -c "print(' ' * 75)" > %t.cache/llvmcache-foo-75 |
| ; RUN: touch -t 198002041200 %t.cache/llvmcache-foo-75 |
| ; RUN: %python -c "print(' ' * 76)" > %t.cache/llvmcache-foo-76 |
| ; RUN: touch -t 198002051200 %t.cache/llvmcache-foo-76 |
| ; RUN: llvm-lto -thinlto-action=run -exported-symbol=globalfunc %t2.bc %t.bc -thinlto-cache-dir %t.cache --thinlto-cache-max-size-files 4 --thinlto-cache-entry-expiration 4294967295 |
| ; RUN: ls %t.cache/llvmcache-foo-75 |
| ; RUN: ls %t.cache/llvmcache-foo-76 |
| ; RUN: not ls %t.cache/llvmcache-foo-15 |
| ; RUN: not ls %t.cache/llvmcache-foo-1024 |
| ; RUN: not ls %t.cache/llvmcache-foo-7 |
| |
| target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-apple-macosx10.11.0" |
| |
| define void @globalfunc() #0 { |
| entry: |
| ret void |
| } |