use compiler-generated _LP64 macro to detect x86_64 rather than USE_X86_64_ASM
git-svn-id: svn://localhost/ardour2/branches/3.0@10871 d708f5d6-7413-0410-9779-e7cbd77b26cf
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@ -19,12 +19,12 @@ FPU::FPU ()
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_flags = Flags (0);
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#ifndef ARCH_X86
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#if !( (defined __x86_64__) || (defined __i386__) ) // !ARCH_X86
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return;
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#endif
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#else
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#ifndef USE_X86_64_ASM
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#ifndef _LP64 //USE_X86_64_ASM
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asm volatile (
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"mov $1, %%eax\n"
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"pushl %%ebx\n"
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@ -102,6 +102,7 @@ FPU::FPU ()
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free (fxbuf);
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}
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}
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#endif
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}
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FPU::~FPU ()
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6
wscript
6
wscript
@ -182,7 +182,8 @@ def set_compiler_flags (conf,opt):
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#
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# ARCH_X86 means anything in the x86 family from i386 to x86_64
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# USE_X86_64_ASM is used to distingush 32 and 64 bit assembler
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# the compile-time presence of the macro _LP64 is used to
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# distingush 32 and 64 bit assembler
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#
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if (re.search ("(i[0-9]86|x86_64)", config[config_cpu]) != None):
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@ -227,9 +228,6 @@ def set_compiler_flags (conf,opt):
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elif conf.env['build_target'] == 'i686' or conf.env['build_target'] == 'x86_64':
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optimization_flags.append ("-DBUILD_SSE_OPTIMIZATIONS")
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debug_flags.append ("-DBUILD_SSE_OPTIMIZATIONS")
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elif conf.env['build_target'] == 'x86_64':
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optimization_flags.append ("-DUSE_X86_64_ASM")
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debug_flags.append ("-DUSE_X86_64_ASM")
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if not build_host_supports_sse:
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print("\nWarning: you are building Ardour with SSE support even though your system does not support these instructions. (This may not be an error, especially if you are a package maintainer)")
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