Merge branch 'master' into parallelblake3

* master: (144 commits)
  llvm: remove some workarounds in loadTruncate()
  std.heap: define page size for alpha-netbsd
  std.zig.system: handle alpha, hppa, microblaze, sh in getExternalExecutor()
  std.debug: fix FP unwinding for hppa/hppa64
  std.debug: fix FP unwind progress check for stackGrowth() == .up targets
  std.debug: FP unwinding is impossible on alpha, microblaze, sh
  std.debug.cpu_context: add signal_ucontext_t for alpha, hppa, microblaze, sh
  std.heap: define page size for hppa, sh on NetBSD
  std.heap: define page size for alpha, hppa, sh on OpenBSD
  std.heap: define page size for alpha, hppa, microblaze, sh on Linux
  std.atomic: define cache line size for alpha, hppa, microblaze, sh
  std.Thread: implement freeAndExit() for sh-linux
  std.Thread: implement freeAndExit() for microblaze-linux
  std.Thread: implement freeAndExit() for hppa-linux
  std.Thread: implement freeAndExit() for alpha-linux
  std.Thread: implement freeAndExit() for m68k-linux
  std.os.linux.tls: add hppa support
  std.os.linux.tls: add sh support
  std.os.linux.tls: add microblaze support
  std.os.linux.tls: add alpha support
  ...

Author: jedisct1

ci/aarch64-linux-debug.sh

@@ -50,7 +50,8 @@ stage3-debug/bin/zig build test docs \
   -Dtarget=native-native-musl \
   --search-prefix "$PREFIX" \
   --zig-lib-dir "$PWD/../lib" \
-  -Denable-superhtml
+  -Denable-superhtml \
+  --test-timeout 3m
 
 stage3-debug/bin/zig build \
   --prefix stage4-debug \

ci/aarch64-linux-release.sh

@@ -50,7 +50,8 @@ stage3-release/bin/zig build test docs \
   -Dtarget=native-native-musl \
   --search-prefix "$PREFIX" \
   --zig-lib-dir "$PWD/../lib" \
-  -Denable-superhtml
+  -Denable-superhtml \
+  --test-timeout 3m
 
 # Ensure that stage3 and stage4 are byte-for-byte identical.
 stage3-release/bin/zig build \

ci/aarch64-macos-debug.sh

@@ -46,4 +46,5 @@ stage3-debug/bin/zig build test docs \
   -Denable-macos-sdk \
   -Dstatic-llvm \
   -Dskip-non-native \
-  --search-prefix "$PREFIX"
+  --search-prefix "$PREFIX" \
+  --test-timeout 2m

ci/aarch64-macos-release.sh

@@ -46,7 +46,8 @@ stage3-release/bin/zig build test docs \
   -Denable-macos-sdk \
   -Dstatic-llvm \
   -Dskip-non-native \
-  --search-prefix "$PREFIX"
+  --search-prefix "$PREFIX" \
+  --test-timeout 2m
 
 # Ensure that stage3 and stage4 are byte-for-byte identical.
 stage3-release/bin/zig build \

ci/aarch64-windows.ps1

@@ -58,7 +58,8 @@ Write-Output "Main test suite..."
   --search-prefix "$PREFIX_PATH" `
   -Dstatic-llvm `
   -Dskip-non-native `
-  -Denable-symlinks-windows
+  -Denable-symlinks-windows `
+  --test-timeout 30m
 CheckLastExitCode
 
 # Ensure that stage3 and stage4 are byte-for-byte identical.

ci/loongarch64-linux-debug.sh

@@ -50,7 +50,8 @@ stage3-debug/bin/zig build test docs \
   -Dskip-non-native \
   -Dtarget=native-native-musl \
   --search-prefix "$PREFIX" \
-  --zig-lib-dir "$PWD/../lib"
+  --zig-lib-dir "$PWD/../lib" \
+  --test-timeout 4m
 
 stage3-debug/bin/zig build \
   --prefix stage4-debug \

ci/loongarch64-linux-release.sh

@@ -50,7 +50,8 @@ stage3-release/bin/zig build test docs \
   -Dskip-non-native \
   -Dtarget=native-native-musl \
   --search-prefix "$PREFIX" \
-  --zig-lib-dir "$PWD/../lib"
+  --zig-lib-dir "$PWD/../lib" \
+  --test-timeout 4m
 
 # Ensure that stage3 and stage4 are byte-for-byte identical.
 stage3-release/bin/zig build \

ci/riscv64-linux-debug.sh

@@ -51,4 +51,5 @@ stage3-debug/bin/zig build test-cases test-modules test-unit test-c-abi test-sta
   -Dskip-compile-errors \
   -Dtarget=native-native-musl \
   --search-prefix "$PREFIX" \
-  --zig-lib-dir "$PWD/../lib"
+  --zig-lib-dir "$PWD/../lib" \
+  --test-timeout 4m

ci/riscv64-linux-release.sh

@@ -51,4 +51,5 @@ stage3-release/bin/zig build test-cases test-modules test-unit test-c-abi test-s
   -Dskip-compile-errors \
   -Dtarget=native-native-musl \
   --search-prefix "$PREFIX" \
-  --zig-lib-dir "$PWD/../lib"
+  --zig-lib-dir "$PWD/../lib" \
+  --test-timeout 4m

ci/x86_64-freebsd-debug.sh

@@ -51,7 +51,8 @@ stage3-debug/bin/zig build test docs \
   -Dskip-windows \
   -Dskip-macos \
   --search-prefix "$PREFIX" \
-  --zig-lib-dir "$PWD/../lib"
+  --zig-lib-dir "$PWD/../lib" \
+  --test-timeout 2m
 
 stage3-debug/bin/zig build \
   --prefix stage4-debug \