[lld] Make cache-warning* tests work with internal shell

These tests were using subexpressions to change the cache size. Change
them up to write out the necessary commands to a response file and then
load that on the lld command line.

Towards #102700.

Reviewers: ilovepi, cmtice, mysterymath, MaskRay, petrhosek

Reviewed By: MaskRay

Pull Request: llvm/llvm-project#156537

Author: boomanaiden154

lld/test/COFF/lto-cache-warnings.ll

@@ -1,4 +1,4 @@
-; REQUIRES: x86, shell
+; REQUIRES: x86
 
 ; RUN: opt -module-hash -module-summary %s -o %t.o
 ; RUN: opt -module-hash -module-summary %p/Inputs/lto-cache.ll -o %t2.o
@@ -20,13 +20,17 @@
 ;; Get the total size of created cache files.
 ; RUN: rm -rf %t && mkdir %t && cd %t
 ; RUN: lld-link /lldltocache:%t /lldltocachepolicy:prune_interval=0s:cache_size_bytes=32k /out:%t3 /entry:main %t2.o %t.o 2>&1
-; RUN: %python -c "import os, sys; print(sum(os.path.getsize(filename) for filename in os.listdir('.') if os.path.isfile(filename) and filename.startswith('llvmcache-')))" > %t.size.txt
+; RUN: %python -c "import os, sys; size=sum(os.path.getsize(filename) for filename in os.listdir('.') if os.path.isfile(filename) and filename.startswith('llvmcache-')); print(size+5); print(size-5)" > %t.size.txt
 
 ;; Case 2: If the total size of the cache files created by the current link job is less than the maximum size for the cache directory in bytes, there is no warning.
-; RUN: lld-link /verbose /lldltocache:%t /lldltocachepolicy:prune_interval=0s:cache_size_bytes=$(($(cat %t.size.txt) + 5)) /out:%t3 /entry:main %t2.o %t.o 2>&1 | FileCheck %s --implicit-check-not=warning:
+; RUN: echo -n "/lldltocachepolicy:prune_interval=0s:cache_size_bytes=" > %t.response
+; RUN: head -1 %t.size.txt >> %t.response
+; RUN: lld-link /verbose /lldltocache:%t @%t.response /out:%t3 /entry:main %t2.o %t.o 2>&1 | FileCheck %s --implicit-check-not=warning:
 
 ;; Case 3: If the total size of the cache files created by the current link job exceeds the maximum size for the cache directory in bytes, a warning is given.
-; RUN: lld-link /verbose /lldltocache:%t /lldltocachepolicy:prune_interval=0s:cache_size_bytes=$(($(cat %t.size.txt) - 5)) /out:%t3 /entry:main %t2.o %t.o 2>&1 | FileCheck %s --check-prefix=SIZE
+; RUN: echo -n "/lldltocachepolicy:prune_interval=0s:cache_size_bytes=" > %t.response
+; RUN: tail -1 %t.size.txt >> %t.response
+; RUN: lld-link /verbose /lldltocache:%t @%t.response /out:%t3 /entry:main %t2.o %t.o 2>&1 | FileCheck %s --check-prefix=SIZE
 
 ;; Check emit two warnings if pruning happens due to reach both the size and number limits.
 ; RUN: lld-link /lldltocache:%t /lldltocachepolicy:prune_interval=0s:cache_size_files=1:cache_size_bytes=1 /out:%t3 /entry:main %t2.o %t.o 2>&1 | FileCheck %s --check-prefixes=NUM,SIZE

lld/test/ELF/lto/cache-warnings.ll

@@ -1,4 +1,4 @@
-; REQUIRES: x86, shell
+; REQUIRES: x86
 ; UNSUPPORTED: main-run-twice
 
 ; RUN: opt -module-hash -module-summary %s -o %t.o
@@ -21,13 +21,17 @@
 ;; Get the total size of created cache files.
 ; RUN: rm -rf %t && mkdir %t && cd %t
 ; RUN: ld.lld --thinlto-cache-dir=%t --thinlto-cache-policy=prune_interval=0s:cache_size_bytes=32k %t2.o %t.o -o %t3 2>&1
-; RUN: %python -c "import os, sys; print(sum(os.path.getsize(filename) for filename in os.listdir('.') if os.path.isfile(filename) and filename.startswith('llvmcache-')))" > %t.size.txt
+; RUN: %python -c "import os, sys; size=sum(os.path.getsize(filename) for filename in os.listdir('.') if os.path.isfile(filename) and filename.startswith('llvmcache-')); print(size+5); print(size-5)" > %t.size.txt
 
 ;; Case 2: If the total size of the cache files created by the current link job is less than the maximum size for the cache directory in bytes, there is no warning.
-; RUN: ld.lld --verbose --thinlto-cache-dir=%t --thinlto-cache-policy=prune_interval=0s:cache_size_bytes=$(($(cat %t.size.txt) + 5)) %t2.o %t.o -o %t3 2>&1 | FileCheck %s --implicit-check-not=warning:
+; RUN: echo -n "--thinlto-cache-policy=prune_interval=0s:cache_size_bytes=" > %t.response
+; RUN: head -1 %t.size.txt >> %t.response
+; RUN: ld.lld --verbose --thinlto-cache-dir=%t @%t.response %t2.o %t.o -o %t3 2>&1 | FileCheck %s --implicit-check-not=warning:
 
 ;; Case 3: If the total size of the cache files created by the current link job exceeds the maximum size for the cache directory in bytes, a warning is given.
-; RUN: ld.lld --verbose --thinlto-cache-dir=%t --thinlto-cache-policy=prune_interval=0s:cache_size_bytes=$(($(cat %t.size.txt) - 5)) %t2.o %t.o -o %t3 2>&1 | FileCheck %s --check-prefixes=SIZE,WARN
+; RUN: echo -n "--thinlto-cache-policy=prune_interval=0s:cache_size_bytes=" > %t.response
+; RUN: tail -1 %t.size.txt >> %t.response
+; RUN: ld.lld --verbose --thinlto-cache-dir=%t @%t.response %t2.o %t.o -o %t3 2>&1 | FileCheck %s --check-prefixes=SIZE,WARN
 
 ;; Check emit two warnings if pruning happens due to reach both the size and number limits.
 ; RUN: ld.lld --thinlto-cache-dir=%t --thinlto-cache-policy=prune_interval=0s:cache_size_files=1:cache_size_bytes=1 %t2.o %t.o -o %t3 2>&1 | FileCheck %s --check-prefixes=NUM,SIZE,WARN

lld/test/MachO/lto-cache-warnings.ll

@@ -1,4 +1,4 @@
-; REQUIRES: x86, shell
+; REQUIRES: x86
 
 ; RUN: rm -rf %t; split-file %s %t
 ; RUN: opt -module-hash -module-summary %t/foo.ll -o %t/foo.o
@@ -19,13 +19,17 @@
 ;; Get the total size of created cache files.
 ; RUN: cd %t
 ; RUN: %lld -cache_path_lto %t --thinlto-cache-policy=prune_interval=0s:cache_size_bytes=32k %t/foo.o %t/bar.o -o %t/test 2>&1
-; RUN: %python -c "import os, sys; print(sum(os.path.getsize(filename) for filename in os.listdir('.') if os.path.isfile(filename) and filename.startswith('llvmcache-')))" > %t.size.txt
+; RUN: %python -c "import os, sys; size=sum(os.path.getsize(filename) for filename in os.listdir('.') if os.path.isfile(filename) and filename.startswith('llvmcache-')); print(size+5); print(size-5)" > %t.size.txt
 
 ;; Case 2: If the total size of the cache files created by the current link job is less than the maximum size for the cache directory in bytes, there is no warning.
-; RUN: %lld -v -cache_path_lto %t --thinlto-cache-policy=prune_interval=0s:cache_size_bytes=$(($(cat %t.size.txt) + 5)) %t/foo.o %t/bar.o -o %t/test 2>&1 | FileCheck %s --implicit-check-not=warning:
+; RUN: echo -n "--thinlto-cache-policy=prune_interval=0s:cache_size_bytes=" > %t.response
+; RUN: head -1 %t.size.txt >> %t.response
+; RUN: %lld -v -cache_path_lto %t @%t.response %t/foo.o %t/bar.o -o %t/test 2>&1 | FileCheck %s --implicit-check-not=warning:
 
 ;; Case 3: If the total size of the cache files created by the current link job exceeds the maximum size for the cache directory in bytes, a warning is given.
-; RUN: %lld -v -cache_path_lto %t --thinlto-cache-policy=prune_interval=0s:cache_size_bytes=$(($(cat %t.size.txt) - 5)) %t/foo.o %t/bar.o -o %t/test 2>&1 | FileCheck %s --check-prefixes=SIZE,WARN
+; RUN: echo -n "--thinlto-cache-policy=prune_interval=0s:cache_size_bytes=" > %t.response
+; RUN: tail -1 %t.size.txt >> %t.response
+; RUN: %lld -v -cache_path_lto %t @%t.response %t/foo.o %t/bar.o -o %t/test 2>&1 | FileCheck %s --check-prefixes=SIZE,WARN
 
 ;; Check emit two warnings if pruning happens due to reach both the size and number limits.
 ; RUN: %lld -cache_path_lto %t --thinlto-cache-policy=prune_interval=0s:cache_size_files=1:cache_size_bytes=1 %t/foo.o %t/bar.o -o %t/test 2>&1 | FileCheck %s --check-prefixes=NUM,SIZE,WARN

lld/test/wasm/lto/cache-warnings.ll

@@ -1,5 +1,3 @@
-; REQUIRES: shell
-
 ; RUN: opt -module-hash -module-summary %s -o %t.o
 ; RUN: opt -module-hash -module-summary %p/Inputs/cache.ll -o %t2.o
 
@@ -20,13 +18,17 @@
 ;; Get the total size of created cache files.
 ; RUN: rm -rf %t && mkdir %t && cd %t
 ; RUN: wasm-ld --thinlto-cache-dir=%t --thinlto-cache-policy=prune_interval=0s:cache_size_bytes=32k %t2.o %t.o -o %t3 2>&1
-; RUN: %python -c "import os, sys; print(sum(os.path.getsize(filename) for filename in os.listdir('.') if os.path.isfile(filename) and filename.startswith('llvmcache-')))" > %t.size.txt
+; RUN: %python -c "import os, sys; size=sum(os.path.getsize(filename) for filename in os.listdir('.') if os.path.isfile(filename) and filename.startswith('llvmcache-')); print(size+5); print(size-5)" > %t.size.txt
 
 ;; Case 2: If the total size of the cache files created by the current link job is less than the maximum size for the cache directory in bytes, there is no warning.
-; RUN: wasm-ld --verbose --thinlto-cache-dir=%t --thinlto-cache-policy=prune_interval=0s:cache_size_bytes=$(($(cat %t.size.txt) + 5)) %t2.o %t.o -o %t3 2>&1 | FileCheck %s --implicit-check-not=warning:
+; RUN: echo -n "--thinlto-cache-policy=prune_interval=0s:cache_size_bytes=" > %t.response
+; RUN: head -1 %t.size.txt >> %t.response
+; RUN: wasm-ld --verbose --thinlto-cache-dir=%t @%t.response %t2.o %t.o -o %t3 2>&1 | FileCheck %s --implicit-check-not=warning:
 
 ;; Case 3: If the total size of the cache files created by the current link job exceeds the maximum size for the cache directory in bytes, a warning is given.
-; RUN: wasm-ld --verbose --thinlto-cache-dir=%t --thinlto-cache-policy=prune_interval=0s:cache_size_bytes=$(($(cat %t.size.txt) - 5)) %t2.o %t.o -o %t3 2>&1 | FileCheck %s --check-prefixes=SIZE,WARN
+; RUN: echo -n "--thinlto-cache-policy=prune_interval=0s:cache_size_bytes=" > %t.response
+; RUN: tail -1 %t.size.txt >> %t.response
+; RUN: wasm-ld --verbose --thinlto-cache-dir=%t @%t.response %t2.o %t.o -o %t3 2>&1 | FileCheck %s --check-prefixes=SIZE,WARN
 
 ;; Check emit two warnings if pruning happens due to reach both the size and number limits.
 ; RUN: wasm-ld --thinlto-cache-dir=%t --thinlto-cache-policy=prune_interval=0s:cache_size_files=1:cache_size_bytes=1 %t2.o %t.o -o %t3 2>&1 | FileCheck %s --check-prefixes=NUM,SIZE,WARN