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@ -40,51 +40,6 @@
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#include "mozilla/Telemetry.h" |
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#include "mozilla/WindowsDllBlocklist.h" |
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#ifdef MOZ_LINUX_SSE2_STARTUP_ERROR |
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#include <cpuid.h> |
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#include "mozilla/Unused.h" |
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static bool |
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IsSSE2Available() |
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{ |
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// The rest of the app has been compiled to assume that SSE2 is present
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// unconditionally, so we can't use the normal copy of SSE.cpp here.
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// Since SSE.cpp caches the results and we need them only transiently,
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// instead of #including SSE.cpp here, let's just inline the specific check
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// that's needed.
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unsigned int level = 1u; |
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unsigned int eax, ebx, ecx, edx; |
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unsigned int bits = (1u<<26); |
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unsigned int max = __get_cpuid_max(0, nullptr); |
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if (level > max) { |
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return false; |
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} |
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__cpuid_count(level, 0, eax, ebx, ecx, edx); |
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return (edx & bits) == bits; |
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} |
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static const char sSSE2Message[] = |
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"This browser version requires a processor with the SSE2 instruction " |
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"set extension.\n"; |
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__attribute__((constructor)) |
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static void |
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SSE2Check() |
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{ |
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if (IsSSE2Available()) { |
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return; |
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} |
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// Using write() in order to avoid jemalloc-based buffering. Ignoring return
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// values, since there isn't much we could do on failure and there is no
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// point in trying to recover from errors.
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MOZ_UNUSED(write(STDERR_FILENO, |
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sSSE2Message, |
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MOZ_ARRAY_LENGTH(sSSE2Message) - 1)); |
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// _exit() instead of exit() to avoid running the usual "at exit" code.
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_exit(255); |
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} |
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#endif |
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#if !defined(MOZ_WIDGET_COCOA) && !defined(MOZ_WIDGET_ANDROID) |
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#define MOZ_BROWSER_CAN_BE_CONTENTPROC |
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#include "../../ipc/contentproc/plugin-container.cpp" |
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Moonchild
