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1 #!/usr/bin/env python2 | 1 #!/usr/bin/env python2 |
2 | 2 |
3 import argparse | 3 import argparse |
4 import os | 4 import os |
5 import shutil | 5 import shutil |
6 import tempfile | 6 import tempfile |
7 | 7 |
8 import targets | 8 import targets |
9 from utils import FindBaseNaCl, GetObjcopyCmd, shellcmd | 9 from utils import FindBaseNaCl, GetObjcopyCmd, shellcmd |
10 | 10 |
11 | 11 |
12 def Translate(ll_files, extra_args, obj, verbose): | 12 def Translate(ll_files, extra_args, obj, verbose, target): |
13 """Translate a set of input bitcode files into a single object file. | 13 """Translate a set of input bitcode files into a single object file. |
14 | 14 |
15 Use pnacl-llc to translate textual bitcode input ll_files into object file | 15 Use pnacl-llc to translate textual bitcode input ll_files into object file |
16 obj, using extra_args as the architectural flags. | 16 obj, using extra_args as the architectural flags. |
17 """ | 17 """ |
18 shellcmd(['cat'] + ll_files + ['|', | 18 shellcmd(['cat'] + ll_files + ['|', |
19 'pnacl-llc', | 19 'pnacl-llc', |
20 '-externalize', | |
Jim Stichnoth
2016/09/06 19:04:44
Why is -externalize removed? This actually breaks
| |
21 '-function-sections', | 20 '-function-sections', |
22 '-O2', | 21 '-O2', |
23 '-filetype=obj', | 22 '-filetype=obj', |
24 '-bitcode-format=llvm', | 23 '-bitcode-format=llvm', |
25 '-arm-enable-dwarf-eh=1', | 24 '-arm-enable-dwarf-eh=1', |
26 '-o', obj | 25 '-o', obj |
27 ] + extra_args, echo=verbose) | 26 ] + extra_args, echo=verbose) |
28 shellcmd([GetObjcopyCmd(), | 27 shellcmd([GetObjcopyCmd(target), |
29 '--strip-symbol=nacl_tp_tdb_offset', | 28 '--strip-symbol=nacl_tp_tdb_offset', |
30 '--strip-symbol=nacl_tp_tls_offset', | 29 '--strip-symbol=nacl_tp_tls_offset', |
31 obj | 30 obj |
32 ], echo=verbose) | 31 ], echo=verbose) |
33 | 32 |
34 | 33 |
35 def PartialLink(obj_files, extra_args, lib, verbose): | 34 def PartialLink(obj_files, extra_args, lib, verbose): |
36 """Partially links a set of obj files into a final obj library.""" | 35 """Partially links a set of obj files into a final obj library.""" |
37 shellcmd(['le32-nacl-ld', | 36 shellcmd(['le32-nacl-ld', |
38 '-o', lib, | 37 '-o', lib, |
(...skipping 10 matching lines...) Expand all Loading... | |
49 def OutFile(template): | 48 def OutFile(template): |
50 return template.format(rtdir=rtdir, target=target_info.target) | 49 return template.format(rtdir=rtdir, target=target_info.target) |
51 # Helper function for building the native unsandboxed runtime. | 50 # Helper function for building the native unsandboxed runtime. |
52 def MakeNativeRuntime(): | 51 def MakeNativeRuntime(): |
53 """Builds just the native runtime.""" | 52 """Builds just the native runtime.""" |
54 # Translate tempdir/szrt.ll and tempdir/szrt_ll.ll to | 53 # Translate tempdir/szrt.ll and tempdir/szrt_ll.ll to |
55 # szrt_native_{target}.tmp.o. | 54 # szrt_native_{target}.tmp.o. |
56 Translate(ll_files, | 55 Translate(ll_files, |
57 ['-mtriple=' + target_info.triple] + target_info.llc_flags, | 56 ['-mtriple=' + target_info.triple] + target_info.llc_flags, |
58 TmpFile('{dir}/szrt_native_{target}.tmp.o'), | 57 TmpFile('{dir}/szrt_native_{target}.tmp.o'), |
59 verbose) | 58 verbose,target_info.target) |
60 # Compile srcdir/szrt_profiler.c to | 59 # Compile srcdir/szrt_profiler.c to |
61 # tempdir/szrt_profiler_native_{target}.o. | 60 # tempdir/szrt_profiler_native_{target}.o. |
62 shellcmd(['clang', | 61 shellcmd(['clang', |
63 '-O2', | 62 '-O2', |
64 '-target=' + target_info.triple, | 63 '-target=' + target_info.triple, |
65 '-c', | 64 '-c', |
66 '{srcdir}/szrt_profiler.c'.format(srcdir=srcdir), | 65 '{srcdir}/szrt_profiler.c'.format(srcdir=srcdir), |
67 '-o', TmpFile('{dir}/szrt_native_profiler_{target}.o') | 66 '-o', TmpFile('{dir}/szrt_native_profiler_{target}.o') |
68 ], echo=verbose) | 67 ], echo=verbose) |
69 # Assemble srcdir/szrt_asm_{target}.s to tempdir/szrt_asm_{target}.o. | 68 # Assemble srcdir/szrt_asm_{target}.s to tempdir/szrt_asm_{target}.o. |
70 shellcmd(['llvm-mc', | 69 shellcmd(['llvm-mc', |
71 '-triple=' + target_info.triple, '--defsym NATIVE=1', | 70 '-triple=' + target_info.triple, '--defsym NATIVE=1', |
72 '-filetype=obj', | 71 '-filetype=obj', |
73 '-o', TmpFile('{dir}/szrt_native_asm_{target}.o'), | 72 '-o', TmpFile('{dir}/szrt_native_asm_{target}.o'), |
74 '{srcdir}/szrt_asm_{target}.s'.format( | 73 '{srcdir}/szrt_asm_{target}.s'.format( |
75 srcdir=srcdir, target=target_info.target) | 74 srcdir=srcdir, target=target_info.target) |
76 ], echo=verbose) | 75 ], echo=verbose) |
77 # Write full szrt_native_{target}.o. | 76 # Write full szrt_native_{target}.o. |
78 PartialLink([TmpFile('{dir}/szrt_native_{target}.tmp.o'), | 77 PartialLink([TmpFile('{dir}/szrt_native_{target}.tmp.o'), |
79 TmpFile('{dir}/szrt_native_asm_{target}.o'), | 78 TmpFile('{dir}/szrt_native_asm_{target}.o'), |
80 TmpFile('{dir}/szrt_native_profiler_{target}.o')], | 79 TmpFile('{dir}/szrt_native_profiler_{target}.o')], |
81 ['-m {ld_emu}'.format(ld_emu=target_info.ld_emu)], | 80 ['-m {ld_emu}'.format(ld_emu=target_info.ld_emu)], |
82 OutFile('{rtdir}/szrt_native_{target}.o'), | 81 OutFile('{rtdir}/szrt_native_{target}.o'), |
83 verbose) | 82 verbose) |
84 shellcmd([GetObjcopyCmd(), | 83 shellcmd([GetObjcopyCmd(target_info.target), |
85 '--strip-symbol=NATIVE', | 84 '--strip-symbol=NATIVE', |
86 OutFile('{rtdir}/szrt_native_{target}.o')]) | 85 OutFile('{rtdir}/szrt_native_{target}.o')]) |
87 # Compile srcdir/szrt_asan.c to szrt_asan_{target}.o | 86 # Compile srcdir/szrt_asan.c to szrt_asan_{target}.o |
88 shellcmd(['clang', | 87 shellcmd(['clang', |
89 '-O2', | 88 '-O2', |
90 '-target=' + target_info.triple, | 89 '-target=' + target_info.triple, |
91 '-c', | 90 '-c', |
92 '{srcdir}/szrt_asan.c'.format(srcdir=srcdir), | 91 '{srcdir}/szrt_asan.c'.format(srcdir=srcdir), |
93 '-o', OutFile('{rtdir}/szrt_asan_{target}.o') | 92 '-o', OutFile('{rtdir}/szrt_asan_{target}.o') |
94 ], echo=verbose) | 93 ], echo=verbose) |
95 | 94 |
96 # Helper function for building the sandboxed runtime. | 95 # Helper function for building the sandboxed runtime. |
97 def MakeSandboxedRuntime(): | 96 def MakeSandboxedRuntime(): |
98 """Builds just the sandboxed runtime.""" | 97 """Builds just the sandboxed runtime.""" |
99 # Translate tempdir/szrt.ll and tempdir/szrt_ll.ll to szrt_sb_{target}.o. | 98 # Translate tempdir/szrt.ll and tempdir/szrt_ll.ll to szrt_sb_{target}.o. |
100 # The sandboxed library does not get the profiler helper function as the | 99 # The sandboxed library does not get the profiler helper function as the |
101 # binaries are linked with -nostdlib. | 100 # binaries are linked with -nostdlib. |
102 Translate(ll_files, | 101 Translate(ll_files, |
103 ['-mtriple=' + targets.ConvertTripleToNaCl(target_info.triple)] + | 102 ['-mtriple=' + targets.ConvertTripleToNaCl(target_info.triple)] + |
104 target_info.llc_flags, | 103 target_info.llc_flags, |
105 TmpFile('{dir}/szrt_sb_{target}.tmp.o'), | 104 TmpFile('{dir}/szrt_sb_{target}.tmp.o'), |
106 verbose) | 105 verbose,target_info.target) |
107 # Assemble srcdir/szrt_asm_{target}.s to tempdir/szrt_asm_{target}.o. | 106 # Assemble srcdir/szrt_asm_{target}.s to tempdir/szrt_asm_{target}.o. |
108 shellcmd(['llvm-mc', | 107 shellcmd(['llvm-mc', |
109 '-triple=' + targets.ConvertTripleToNaCl(target_info.triple), | 108 '-triple=' + targets.ConvertTripleToNaCl(target_info.triple), |
110 '--defsym NACL=1', | 109 '--defsym NACL=1', |
111 '-filetype=obj', | 110 '-filetype=obj', |
112 '-o', TmpFile('{dir}/szrt_sb_asm_{target}.o'), | 111 '-o', TmpFile('{dir}/szrt_sb_asm_{target}.o'), |
113 '{srcdir}/szrt_asm_{target}.s'.format( | 112 '{srcdir}/szrt_asm_{target}.s'.format( |
114 srcdir=srcdir, target=target_info.target) | 113 srcdir=srcdir, target=target_info.target) |
115 ], echo=verbose) | 114 ], echo=verbose) |
116 PartialLink([TmpFile('{dir}/szrt_sb_{target}.tmp.o'), | 115 PartialLink([TmpFile('{dir}/szrt_sb_{target}.tmp.o'), |
117 TmpFile('{dir}/szrt_sb_asm_{target}.o')], | 116 TmpFile('{dir}/szrt_sb_asm_{target}.o')], |
118 ['-m {ld_emu}'.format(ld_emu=target_info.sb_emu)], | 117 ['-m {ld_emu}'.format(ld_emu=target_info.sb_emu)], |
119 OutFile('{rtdir}/szrt_sb_{target}.o'), | 118 OutFile('{rtdir}/szrt_sb_{target}.o'), |
120 verbose) | 119 verbose) |
121 shellcmd([GetObjcopyCmd(), | 120 shellcmd([GetObjcopyCmd(target_info.target), |
122 '--strip-symbol=NACL', | 121 '--strip-symbol=NACL', |
123 OutFile('{rtdir}/szrt_sb_{target}.o')]) | 122 OutFile('{rtdir}/szrt_sb_{target}.o')]) |
124 | 123 |
125 # Helper function for building the Non-SFI runtime. | 124 # Helper function for building the Non-SFI runtime. |
126 def MakeNonsfiRuntime(): | 125 def MakeNonsfiRuntime(): |
127 """Builds just the nonsfi runtime.""" | 126 """Builds just the nonsfi runtime.""" |
128 # Translate tempdir/szrt.ll and tempdir/szrt_ll.ll to | 127 # Translate tempdir/szrt.ll and tempdir/szrt_ll.ll to |
129 # szrt_nonsfi_{target}.tmp.o. | 128 # szrt_nonsfi_{target}.tmp.o. |
130 Translate(ll_files, | 129 Translate(ll_files, |
131 ['-mtriple=' + target_info.triple] + target_info.llc_flags + | 130 ['-mtriple=' + target_info.triple] + target_info.llc_flags + |
132 ['-relocation-model=pic', '-force-tls-non-pic', '-malign-double'], | 131 ['-relocation-model=pic', '-force-tls-non-pic', '-malign-double'], |
133 TmpFile('{dir}/szrt_nonsfi_{target}.tmp.o'), | 132 TmpFile('{dir}/szrt_nonsfi_{target}.tmp.o'), |
134 verbose) | 133 verbose, target_info.target) |
135 # Assemble srcdir/szrt_asm_{target}.s to tempdir/szrt_asm_{target}.o. | 134 # Assemble srcdir/szrt_asm_{target}.s to tempdir/szrt_asm_{target}.o. |
136 shellcmd(['llvm-mc', | 135 shellcmd(['llvm-mc', |
137 '-triple=' + target_info.triple, '--defsym NONSFI=1', | 136 '-triple=' + target_info.triple, '--defsym NONSFI=1', |
138 '-filetype=obj', | 137 '-filetype=obj', |
139 '-o', TmpFile('{dir}/szrt_nonsfi_asm_{target}.o'), | 138 '-o', TmpFile('{dir}/szrt_nonsfi_asm_{target}.o'), |
140 '{srcdir}/szrt_asm_{target}.s'.format( | 139 '{srcdir}/szrt_asm_{target}.s'.format( |
141 srcdir=srcdir, target=target_info.target) | 140 srcdir=srcdir, target=target_info.target) |
142 ], echo=verbose) | 141 ], echo=verbose) |
143 # Write full szrt_nonsfi_{target}.o. | 142 # Write full szrt_nonsfi_{target}.o. |
144 PartialLink([TmpFile('{dir}/szrt_nonsfi_{target}.tmp.o'), | 143 PartialLink([TmpFile('{dir}/szrt_nonsfi_{target}.tmp.o'), |
145 TmpFile('{dir}/szrt_nonsfi_asm_{target}.o')], | 144 TmpFile('{dir}/szrt_nonsfi_asm_{target}.o')], |
146 ['-m {ld_emu}'.format(ld_emu=target_info.ld_emu)], | 145 ['-m {ld_emu}'.format(ld_emu=target_info.ld_emu)], |
147 OutFile('{rtdir}/szrt_nonsfi_{target}.o'), | 146 OutFile('{rtdir}/szrt_nonsfi_{target}.o'), |
148 verbose) | 147 verbose) |
149 shellcmd([GetObjcopyCmd(), | 148 shellcmd([GetObjcopyCmd(target_info.target), |
150 '--strip-symbol=NONSFI', | 149 '--strip-symbol=NONSFI', |
151 OutFile('{rtdir}/szrt_nonsfi_{target}.o')]) | 150 OutFile('{rtdir}/szrt_nonsfi_{target}.o')]) |
152 | 151 |
153 | 152 |
154 # Run the helper functions. | 153 # Run the helper functions. |
155 MakeNativeRuntime() | 154 MakeNativeRuntime() |
156 MakeSandboxedRuntime() | 155 MakeSandboxedRuntime() |
157 MakeNonsfiRuntime() | 156 MakeNonsfiRuntime() |
158 | 157 |
159 | 158 |
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204 ], echo=args.verbose) | 203 ], echo=args.verbose) |
205 ll_files = ['{dir}/szrt.ll'.format(dir=tempdir), | 204 ll_files = ['{dir}/szrt.ll'.format(dir=tempdir), |
206 '{srcdir}/szrt_ll.ll'.format(srcdir=srcdir)] | 205 '{srcdir}/szrt_ll.ll'.format(srcdir=srcdir)] |
207 | 206 |
208 MakeRuntimesForTarget(targets.X8632Target, ll_files, | 207 MakeRuntimesForTarget(targets.X8632Target, ll_files, |
209 srcdir, tempdir, rtdir, args.verbose) | 208 srcdir, tempdir, rtdir, args.verbose) |
210 MakeRuntimesForTarget(targets.X8664Target, ll_files, | 209 MakeRuntimesForTarget(targets.X8664Target, ll_files, |
211 srcdir, tempdir, rtdir, args.verbose) | 210 srcdir, tempdir, rtdir, args.verbose) |
212 MakeRuntimesForTarget(targets.ARM32Target, ll_files, | 211 MakeRuntimesForTarget(targets.ARM32Target, ll_files, |
213 srcdir, tempdir, rtdir, args.verbose) | 212 srcdir, tempdir, rtdir, args.verbose) |
213 MakeRuntimesForTarget(targets.MIPS32Target, ll_files, | |
214 srcdir, tempdir, rtdir, args.verbose) | |
214 | 215 |
215 finally: | 216 finally: |
216 try: | 217 try: |
217 shutil.rmtree(tempdir) | 218 shutil.rmtree(tempdir) |
218 except OSError as exc: | 219 except OSError as exc: |
219 if exc.errno != errno.ENOENT: # ENOENT - no such file or directory | 220 if exc.errno != errno.ENOENT: # ENOENT - no such file or directory |
220 raise # re-raise exception | 221 raise # re-raise exception |
221 | 222 |
222 if __name__ == '__main__': | 223 if __name__ == '__main__': |
223 main() | 224 main() |
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