diff options
Diffstat (limited to 'emcc')
| -rwxr-xr-x | emcc | 29 |
1 files changed, 12 insertions, 17 deletions
@@ -79,6 +79,7 @@ import os, sys, shutil, tempfile, subprocess, shlex, time, re from subprocess import PIPE, STDOUT from tools import shared from tools.shared import Compression, execute, suffix, unsuffixed, unsuffixed_basename +from tools.response_file import read_response_file # Mapping of emcc opt levels to llvm opt levels. We use llvm opt level 3 in emcc opt # levels 2 and 3 (emcc 3 is unsafe opts, so unsuitable for the only level to get @@ -129,19 +130,10 @@ while response_file: for index in range(1, len(sys.argv)): if sys.argv[index][0] == '@': # found one, loop again next time - response_file = sys.argv[index][1:] - print >>sys.stderr, 'emcc: using response file: %s' % response_file - if not os.path.exists(response_file): - print >>sys.stderr, 'emcc: error: Response file not found: %s' % response_file - exit(1) - - response_fd = open(response_file, 'r') - extra_args = shlex.split(response_fd.read()) - response_fd.close() - + response_file = True + extra_args = read_response_file(sys.argv[index]) # slice in extra_args in place of the response file arg sys.argv[index:index+1] = extra_args - #if DEBUG: print >>sys.stderr, "Expanded response file: " + " | ".join(sys.argv) break if sys.argv[1] == '--version': @@ -171,7 +163,7 @@ Most normal gcc/g++ options will work, for example: Options that are modified or new in %s include: -O0 No optimizations (default) - -O1 Simple optimizations, including LLVM -O1 + -O1 Simple optimizations, including asm.js, LLVM -O1 optimizations, and no runtime assertions or C++ exception catching (to re-enable C++ exception catching, use @@ -473,7 +465,7 @@ Options that are modified or new in %s include: --memory-init-file <on> If on, we generate a separate memory initialization file. This is more efficient than storing the memory initialization data embedded inside - JavaScript as text. (default is on) + JavaScript as text. (default is off) The target file, if specified (-o <target>), defines what will be generated: @@ -483,8 +475,8 @@ be generated: <name>.bc LLVM bitcode (default) <name>.o LLVM bitcode (same as .bc) -Note that if --memory-init-file is used, then in addition to a -.js or .html file that is generated, a .mem file will also appear. +(Note that if --memory-init-file is used, then in addition to a +.js or .html file that is generated, a .mem file will also appear.) The -c option (which tells gcc not to run the linker) will cause LLVM bitcode to be generated, as %s only generates @@ -727,7 +719,7 @@ try: bind = False jcache = False save_bc = False - memory_init_file = True + memory_init_file = False if use_cxx: default_cxx_std = '-std=c++03' # Enforce a consistent C++ standard when compiling .cpp files, if user does not specify one on the cmdline. @@ -1010,8 +1002,11 @@ try: # Apply effects from settings if shared.Settings.ASM_JS: - assert opt_level == 2, 'asm.js requires -O2' + assert opt_level >= 1, 'asm.js requires -O1 or above' + if bind: + shared.Settings.ASM_JS = 0 + print >> sys.stderr, 'emcc: warning: disabling asm.js because it is not compatible with embind yet' if closure: print >> sys.stderr, 'emcc: warning: disabling closure because it is not compatible with asm.js code generation' closure = False |