view src/hotspot/cpu/s390/icache_s390.hpp @ 54970:b776653628c5

8218991: s390: Add intrinsic for GHASH algorithm Reviewed-by: lucy, simonis
author mdoerr
date Mon, 18 Feb 2019 12:16:02 +0100
parents 71c04702a3d5
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#ifndef CPU_S390_ICACHE_S390_HPP
#define CPU_S390_ICACHE_S390_HPP

// Interface for updating the instruction cache.  Whenever the VM modifies
// code, part of the processor instruction cache potentially has to be flushed.

class ICache : public AbstractICache {
  enum {
    stub_size      = 0,   // Size of the icache flush stub in bytes.
    line_size      = 2,   // There is no explicit flushing on z/Architecture.
                          // This value is ignored by the flush stub (a nop !).
    log2_line_size = 1

  // Use default implementation.

#endif // CPU_S390_ICACHE_S390_HPP