From ee78bc9bccb02bb2b63fbb881fd2893a5fca0044 Mon Sep 17 00:00:00 2001
From: Jacob Gravelle <jgravelle@google.com>
Date: Wed, 14 Feb 2018 10:30:16 -0800
Subject: Fold wasm-link-metadata into wasm-emscripten-finalize (#1408)

* wasm-link-metadata: Use `__data_end` symbol.

* Add --global-base param to emscripten-wasm-finalize to compute staticBump properly

* Let ModuleWriter write to a provided Output object
---
 scripts/test/generate_lld_tests.py | 76 ++++++++++++++++++--------------------
 1 file changed, 36 insertions(+), 40 deletions(-)

(limited to 'scripts/test/generate_lld_tests.py')

diff --git a/scripts/test/generate_lld_tests.py b/scripts/test/generate_lld_tests.py
index c959bd857..4f1718068 100755
--- a/scripts/test/generate_lld_tests.py
+++ b/scripts/test/generate_lld_tests.py
@@ -27,58 +27,54 @@ def files_with_extensions(path, extensions):
       yield file, ext
 
 
-def generate_object_files(clang_bin):
-  print '\n[ building object files from C sources... ]\n'
+def generate_wast_files(clang_bin, lld_bin, emscripten_root):
+  print '\n[ building wast files from C sources... ]\n'
 
   lld_path = os.path.join(shared.options.binaryen_test, 'lld')
   for src_file, ext in files_with_extensions(lld_path, ['.c', '.cpp']):
     print '..', src_file
-    obj_file = src_file.replace(ext, '.o')
-
-    src_path = os.path.join(lld_path, src_file)
-    obj_path = os.path.join(lld_path, obj_file)
-    run_command([
-        clang_bin, src_path, '-o', obj_path,
-        '--target=wasm32-unknown-unknown-wasm',
-        '-c',
-        '-nostdinc',
-        '-Xclang', '-nobuiltininc',
-        '-Xclang', '-nostdsysteminc',
-        '-Xclang', '-I/s/work/emscripten/system/include',
-        '-O1',
-    ])
+    try:
+      obj_file = src_file.replace(ext, '.o')
 
+      src_path = os.path.join(lld_path, src_file)
+      obj_path = os.path.join(lld_path, obj_file)
+      run_command([
+          clang_bin, src_path, '-o', obj_path,
+          '--target=wasm32-unknown-unknown-wasm',
+          '-c',
+          '-nostdinc',
+          '-Xclang', '-nobuiltininc',
+          '-Xclang', '-nostdsysteminc',
+          '-Xclang', '-I%s/system/include' % emscripten_root,
+          '-O1',
+      ])
 
-def generate_wast_files(lld_bin):
-  print '\n[ linking wasm files from object files... ]\n'
 
-  lld_path = os.path.join(shared.options.binaryen_test, 'lld')
-  for obj_file, ext in files_with_extensions(lld_path, ['.o']):
-    print '..', obj_file
-    wasm_file = obj_file.replace(ext, '.wasm')
-    wast_file = obj_file.replace(ext, '.wast')
+      wasm_file = src_file.replace(ext, '.wasm')
+      wast_file = src_file.replace(ext, '.wast')
 
-    obj_path = os.path.join(lld_path, obj_file)
-    wasm_path = os.path.join(lld_path, wasm_file)
-    wast_path = os.path.join(lld_path, wast_file)
-    run_command([
-        lld_bin, '-flavor', 'wasm',
-        '-z', '-stack-size=1048576',
-        obj_path, '-o', wasm_path,
-        '--entry=main',
-        '--allow-undefined',
-        '--export', '__wasm_call_ctors',
-    ])
-    try:
+      obj_path = os.path.join(lld_path, obj_file)
+      wasm_path = os.path.join(lld_path, wasm_file)
+      wast_path = os.path.join(lld_path, wast_file)
+      run_command([
+          lld_bin, '-flavor', 'wasm',
+          '-z', '-stack-size=1048576',
+          obj_path, '-o', wasm_path,
+          '--entry=main',
+          '--allow-undefined',
+          '--export', '__wasm_call_ctors',
+          '--global-base=568',
+      ])
       run_command(shared.WASM_DIS + [wasm_path, '-o', wast_path])
     finally:
-      # Don't need the .wasm file, don't leave it around
+      # Don't need the .o or .wasm files, don't leave them around
+      shared.delete_from_orbit(obj_path)
       shared.delete_from_orbit(wasm_path)
 
 
 if __name__ == '__main__':
-  if len(sys.argv) != 3:
-    print 'Usage: generate_lld_tests.py [path/to/clang] [path/to/lld]'
+  if len(sys.argv) != 4:
+    print 'Usage: generate_lld_tests.py [path/to/clang] [path/to/lld] \
+[path/to/emscripten]'
     sys.exit(1)
-  generate_object_files(sys.argv[1])
-  generate_wast_files(sys.argv[2])
+  generate_wast_files(*sys.argv[1:])
-- 
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