common_loongarch64.h

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/* Copyright 2009, 2010 The University of Texas at Austin.           */
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#ifndef COMMON_LOONGARCH64
#define COMMON_LOONGARCH64

#define MB  __sync_synchronize()
#define WMB __sync_synchronize()
#define RMB __sync_synchronize()

#define INLINE inline

#ifndef ASSEMBLER

static inline int blas_quickdivide(blasint x, blasint y){
  return x / y;
}

#ifndef NO_AFFINITY
static inline int WhereAmI(void){
  int ret = 0, counter = 0;
  __asm__ volatile (
    "rdtimel.w  %[counter],   %[id]"
    : [id]"=r"(ret), [counter]"=r"(counter)
    :
    : "memory"
  );
  return ret;
}
#endif

#ifdef DOUBLE
#define GET_IMAGE(res)  __asm__ __volatile__("fmov.d %0, $f2" : "=f"(res)  : : "memory")
#else
#define GET_IMAGE(res)  __asm__ __volatile__("fmov.s %0, $f2" : "=f"(res)  : : "memory")
#endif

#define GET_IMAGE_CANCEL

#else

#ifdef DOUBLE
#define LD      fld.d
#define ST      fst.d
#define MADD    fmadd.d
#define NMADD   fnmadd.d
#define MSUB    fmsub.d
#define NMSUB   fnmsub.d
#define ADD     fadd.d
#define SUB     fsub.d
#define MUL     fmul.d
#define MOV     fmov.d
#define CMOVT   fsel
#define MTC     movgr2fr.d
#define FABS    fabs.d
#define CMPEQ   fcmp.ceq.d
#define CMPLE   fcmp.cle.d
#define CMPLT   fcmp.clt.d
#define NEG     fneg.d

#define XVFSUB  xvfsub.d
#define XVFADD  xvfadd.d
#define XVFMADD xvfmadd.d

#define VFSUB  vfsub.d
#define VFADD  vfadd.d
#define VFMADD vfmadd.d

#else

#define LD      fld.s
#define ST      fst.s
#define MADD    fmadd.s
#define NMADD   fnmadd.s
#define MSUB    fmsub.s
#define NMSUB   fnmsub.s
#define ADD     fadd.s
#define SUB     fsub.s
#define MUL     fmul.s
#define MOV     fmov.s
#define CMOVT   fsel
#define MTC     movgr2fr.w
#define FABS    fabs.s
#define CMPEQ   fcmp.ceq.s
#define CMPLE   fcmp.cle.s
#define CMPLT   fcmp.clt.s
#define NEG     fneg.s

#define XVFSUB  xvfsub.s
#define XVFADD  xvfadd.s
#define XVFMADD xvfmadd.s

#define VFSUB  vfsub.s
#define VFADD  vfadd.s
#define VFMADD vfmadd.s

#endif /* defined(DOUBLE) */

#if defined(__64BIT__) && defined(USE64BITINT)
#define LDINT   ld.d
#define LDARG   ld.d
#define SDARG   st.d
#elif defined(__64BIT__) && !defined(USE64BITINT)
#define LDINT   ld.w
#define LDARG   ld.d
#define SDARG   st.d
#else
#define LDINT   ld.w
#define LDARG   ld.w
#define SDARG   st.w
#endif


#ifndef F_INTERFACE
#define REALNAME ASMNAME
#else
#define REALNAME ASMFNAME
#endif /* defined(F_INTERFACE) */

#if defined(ASSEMBLER) && !defined(NEEDPARAM)

#define PROLOGUE \
    .text ;\
    .align 5 ;\
    .globl  REALNAME ;\
    .type   REALNAME, @function ;\
REALNAME: ;\

#if defined(__linux__) && defined(__ELF__)
#define GNUSTACK .section .note.GNU-stack,"",@progbits
#else
#define GNUSTACK
#endif /* defined(__linux__) && defined(__ELF__) */

#define EPILOGUE      \
    .end    REALNAME ;\
    GNUSTACK

#define PROFCODE

#define MOVT(dst, src, cc)  \
    bceqz  cc,   1f;        \
    add.d dst,  src,  $r0;  \
    1:

#endif /* defined(ASSEMBLER) && !defined(NEEDPARAM) */

#endif /* defined(ASSEMBLER) */

#define SEEK_ADDRESS

#define BUFFER_SIZE     ( 32 << 20)

#define PAGESIZE        (16UL << 10)
#define FIXED_PAGESIZE  (16UL << 10)
#define HUGE_PAGESIZE   ( 2 << 20)

#define BASE_ADDRESS (START_ADDRESS - BUFFER_SIZE * MAX_CPU_NUMBER)

#ifndef MAP_ANONYMOUS
#define MAP_ANONYMOUS MAP_ANON
#endif

#endif