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comparison src/cpu/x86/vm/vm_version_x86.cpp @ 1060:323bd24c6520

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6769124: various 64-bit fixes for c1 Reviewed-by: never
author roland
date Mon, 02 Nov 2009 11:17:55 +0100
parents 93c14e5562c4
children c18cbe5936b8
comparison
equal deleted inserted replaced
1059:389049f3f393 1060:323bd24c6520
253 #ifdef _LP64 253 #ifdef _LP64
254 // OS should support SSE for x64 and hardware should support at least SSE2. 254 // OS should support SSE for x64 and hardware should support at least SSE2.
255 if (!VM_Version::supports_sse2()) { 255 if (!VM_Version::supports_sse2()) {
256 vm_exit_during_initialization("Unknown x64 processor: SSE2 not supported"); 256 vm_exit_during_initialization("Unknown x64 processor: SSE2 not supported");
257 } 257 }
258 // in 64 bit the use of SSE2 is the minimum
259 if (UseSSE < 2) UseSSE = 2;
258 #endif 260 #endif
259 261
260 // If the OS doesn't support SSE, we can't use this feature even if the HW does 262 // If the OS doesn't support SSE, we can't use this feature even if the HW does
261 if (!os::supports_sse()) 263 if (!os::supports_sse())
262 _cpuFeatures &= ~(CPU_SSE|CPU_SSE2|CPU_SSE3|CPU_SSSE3|CPU_SSE4A|CPU_SSE4_1|CPU_SSE4_2); 264 _cpuFeatures &= ~(CPU_SSE|CPU_SSE2|CPU_SSE3|CPU_SSSE3|CPU_SSE4A|CPU_SSE4_1|CPU_SSE4_2);