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Added a temporary option -enable-x86-sse to enable sse support. It is used by
llc-beta. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25701 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -16,6 +16,13 @@
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#include "X86GenSubtarget.inc"
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using namespace llvm;
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// FIXME: temporary.
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#include "llvm/Support/CommandLine.h"
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namespace {
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cl::opt<bool> EnableSSE("enable-x86-sse", cl::Hidden,
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cl::desc("Enable sse on X86"));
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}
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static void GetCpuIDAndInfo(unsigned value, unsigned *EAX, unsigned *EBX,
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unsigned *ECX, unsigned *EDX) {
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#if defined(i386) || defined(__i386__) || defined(__x86__) || defined(_M_IX86)
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@ -96,8 +103,10 @@ X86Subtarget::X86Subtarget(const Module &M, const std::string &FS)
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// FIXME: Force these off until they work. An llc-beta option should turn
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// them back on.
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X86SSELevel = NoMMXSSE;
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X863DNowLevel = NoThreeDNow;
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if (!EnableSSE) {
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X86SSELevel = NoMMXSSE;
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X863DNowLevel = NoThreeDNow;
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}
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// Set the boolean corresponding to the current target triple, or the default
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// if one cannot be determined, to true.
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