19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #ifndef CPU_SPARC_GLOBALDEFINITIONS_SPARC_HPP
26 #define CPU_SPARC_GLOBALDEFINITIONS_SPARC_HPP
27
28 // Size of Sparc Instructions
29 const int BytesPerInstWord = 4;
30
31 const int StackAlignmentInBytes = (2*wordSize);
32
33 // Indicates whether the C calling conventions require that
34 // 32-bit integer argument values are extended to 64 bits.
35 const bool CCallingConventionRequiresIntsAsLongs = true;
36
37 #define SUPPORTS_NATIVE_CX8
38
39 // The expected size in bytes of a cache line, used to pad data structures.
40 #if defined(TIERED)
41 // tiered, 64-bit, large machine
42 #define DEFAULT_CACHE_LINE_SIZE 128
43 #elif defined(COMPILER1)
44 // pure C1, 32-bit, small machine
45 #define DEFAULT_CACHE_LINE_SIZE 16
46 #elif defined(COMPILER2)
47 // pure C2, 64-bit, large machine
48 #define DEFAULT_CACHE_LINE_SIZE 128
49 #endif
50
51 #if defined(SOLARIS)
52 #define SUPPORT_RESERVED_STACK_AREA
53 #endif
54
55 // SPARC have implemented the local polling
56 #define THREAD_LOCAL_POLL
57
58 #endif // CPU_SPARC_GLOBALDEFINITIONS_SPARC_HPP
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #ifndef CPU_SPARC_GLOBALDEFINITIONS_SPARC_HPP
26 #define CPU_SPARC_GLOBALDEFINITIONS_SPARC_HPP
27
28 // Size of Sparc Instructions
29 const int BytesPerInstWord = 4;
30
31 const int StackAlignmentInBytes = (2*wordSize);
32
33 // Indicates whether the C calling conventions require that
34 // 32-bit integer argument values are extended to 64 bits.
35 const bool CCallingConventionRequiresIntsAsLongs = true;
36
37 #define SUPPORTS_NATIVE_CX8
38
39 // SPARC has this property:
40 #define CPU_MULTI_COPY_ATOMIC
41
42 // The expected size in bytes of a cache line, used to pad data structures.
43 #if defined(TIERED)
44 // tiered, 64-bit, large machine
45 #define DEFAULT_CACHE_LINE_SIZE 128
46 #elif defined(COMPILER1)
47 // pure C1, 32-bit, small machine
48 #define DEFAULT_CACHE_LINE_SIZE 16
49 #elif defined(COMPILER2)
50 // pure C2, 64-bit, large machine
51 #define DEFAULT_CACHE_LINE_SIZE 128
52 #endif
53
54 #if defined(SOLARIS)
55 #define SUPPORT_RESERVED_STACK_AREA
56 #endif
57
58 // SPARC have implemented the local polling
59 #define THREAD_LOCAL_POLL
60
61 #endif // CPU_SPARC_GLOBALDEFINITIONS_SPARC_HPP
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