#ifndef _ASM_IA64_GCC_INTRIN_H #define _ASM_IA64_GCC_INTRIN_H /* * * Copyright (C) 2002,2003 Jun Nakajima <jun.nakajima@intel.com> * Copyright (C) 2002,2003 Suresh Siddha <suresh.b.siddha@intel.com> */ #include <linux/compiler.h> /* define this macro to get some asm stmts included in 'c' files */ #define ASM_SUPPORTED /* Optimization barrier */ /* The "volatile" is due to gcc bugs */ #define ia64_barrier() asm volatile ("":::"memory") #define ia64_stop() asm volatile (";;"::) #define ia64_invala_gr(regnum) asm volatile ("invala.e r%0" :: "i"(regnum)) #define ia64_invala_fr(regnum) asm volatile ("invala.e f%0" :: "i"(regnum)) extern void ia64_bad_param_for_setreg (void); extern void ia64_bad_param_for_getreg (void); register unsigned long ia64_r13 asm ("r13") __attribute_used__; #define ia64_setreg(regnum, val) \ ({ \ switch (regnum) { \ case _IA64_REG_PSR_L: \ asm volatile ("mov psr.l=%0" :: "r"(val) : "memory"); \ break; \ case _IA64_REG_AR_KR0 ... _IA64_REG_AR_EC: \ asm volatile ("mov ar%0=%1" :: \ "i" (regnum - _IA64_REG_AR_KR0), \ "r"(val): "memory"); \ break; \ case _IA64_REG_CR_DCR ... _IA64_REG_CR_LRR1: \ asm volatile ("mov cr%0=%1" :: \ "i" (regnum - _IA64_REG_CR_DCR), \ "r"(val): "memory" ); \ break; \ case _IA64_REG_SP: \ asm volatile ("mov r12=%0" :: \ "r"(val): "memory"); \ break; \ case _IA64_REG_GP: \ asm volatile ("mov gp=%0" :: "r"(val) : "memory"); \ break; \ default: \ ia64_bad_param_for_setreg(); \ break; \ } \ }) #define ia64_getreg(regnum) \ ({ \ __u64 ia64_intri_res; \ \ switch (regnum) { \ case _IA64_REG_GP: \ asm volatile ("mov %0=gp" : "=r"(ia64_intri_res)); \ break; \ case _IA64_REG_IP: \ asm volatile ("mov %0=ip" : "=r"(ia64_intri_res)); \ break; \ case _IA64_REG_PSR: \ asm volatile ("mov %0=psr" : "=r"(ia64_intri_res)); \ break; \ case _IA64_REG_TP: /* for current() */ \ ia64_intri_res = ia64_r13; \ break; \ case _IA64_REG_AR_KR0 ... _IA64_REG_AR_EC: \ asm volatile ("mov %0=ar%1" : "=r" (ia64_intri_res) \ : "i"(regnum - _IA64_REG_AR_KR0)); \ break; \ case _IA64_REG_CR_DCR ... _IA64_REG_CR_LRR1: \ asm volatile ("mov %0=cr%1" : "=r" (ia64_intri_res) \ : "i" (regnum - _IA64_REG_CR_DCR)); \ break; \ case _IA64_REG_SP: \ asm volatile ("mov %0=sp" : "=r" (ia64_intri_res)); \ break; \ default: \ ia64_bad_param_for_getreg(); \ break; \ } \ ia64_intri_res; \ }) #define ia64_hint_pause 0 #define ia64_hint(mode) \ ({ \ switch (mode) { \ case ia64_hint_pause: \ asm volatile ("hint @pause" ::: "memory"); \ break; \ } \ }) /* Integer values for mux1 instruction */ #define ia64_mux1_brcst 0 #define ia64_mux1_mix 8 #define ia64_mux1_shuf 9 #define ia64_mux1_alt 10 #define ia64_mux1_rev 11 #define ia64_mux1(x, mode) \ ({ \ __u64 ia64_intri_res; \ \ switch (mode) { \ case ia64_mux1_brcst: \ asm ("mux1 %0=%1,@brcst" : "=r" (ia64_intri_res) : "r" (x)); \ break; \ case ia64_mux1_mix: \ asm ("mux1 %0=%1,@mix" : "=r" (ia64_intri_res) : "r" (x)); \ break; \ case ia64_mux1_shuf: \ asm ("mux1 %0=%1,@shuf" : "=r" (ia64_intri_res) : "r" (x)); \ break; \ case ia64_mux1_alt: \ asm ("mux1 %0=%1,@alt" : "=r" (ia64_intri_res) : "r" (x)); \ break; \ case ia64_mux1_rev: \ asm ("mux1 %0=%1,@rev" : "=r" (ia64_intri_res) : "r" (x)); \ break; \ } \ ia64_intri_res; \ }) #if __GNUC__ >= 4 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) # define ia64_popcnt(x) __builtin_popcountl(x) #else # define ia64_popcnt(x) \ ({ \ __u64 ia64_intri_res; \ asm ("popcnt %0=%1" : "=r" (ia64_intri_res) : "r" (x)); \ \ ia64_intri_res; \ }) #endif #define ia64_getf_exp(x) \ ({ \ long ia64_intri_res; \ \ asm ("getf.exp %0=%1" : "=r"(ia64_intri_res) : "f"(x)); \ \ ia64_intri_res; \ }) #define ia64_shrp(a, b, count) \ ({ \ __u64 ia64_intri_res; \ asm ("shrp %0=%1,%2,%3" : "=r"(ia64_intri_res) : "r"(a), "r"(b), "i"(count)); \ ia64_intri_res; \ }) #define ia64_ldfs(regnum, x) \ ({ \ register double __f__ asm ("f"#regnum); \ asm volatile ("ldfs %0=[%1]" :"=f"(__f__): "r"(x)); \ }) #define ia64_ldfd(regnum, x) \ ({ \ register double __f__ asm ("f"#regnum); \ asm volatile ("ldfd %0=[%1]" :"=f"(__f__): "r"(x)); \ }) #define ia64_ldfe(regnum, x) \ ({ \ register double __f__ asm ("f"#regnum); \ asm volatile ("ldfe %0=[%1]" :"=f"(__f__): "r"(x)); \ }) #define ia64_ldf8(regnum, x) \ ({ \ register double __f__ asm ("f"#regnum); \ asm volatile ("ldf8 %0=[%1]" :"=f"(__f__): "r"(x)); \ }) #define ia64_ldf_fill(regnum, x) \ ({ \ register double __f__ asm ("f"#regnum); \ asm volatile ("ldf.fill %0=[%1]" :"=f"(__f__): "r"(x)); \ }) #define ia64_stfs(x, regnum) \ ({ \ register double __f__ asm ("f"#regnum); \ asm volatile ("stfs [%0]=%1" :: "r"(x), "f"(__f__) : "memory"); \ }) #define ia64_stfd(x, regnum) \ ({ \ register double __f__ asm ("f"#regnum); \ asm volatile ("stfd [%0]=%1" :: "r"(x), "f"(__f__) : "memory"); \ }) #define ia64_stfe(x, regnum) \ ({ \ register double __f__ asm ("f"#regnum); \ asm volatile ("stfe [%0]=%1" :: "r"(x), "f"(__f__) : "memory"); \ }) #define ia64_stf8(x, regnum) \ ({ \ register double __f__ asm ("f"#regnum); \ asm volatile ("stf8 [%0]=%1" :: "r"(x), "f"(__f__) : "memory"); \ }) #define ia64_stf_spill(x, regnum) \ ({ \ register double __f__ asm ("f"#regnum); \ asm volatile ("stf.spill [%0]=%1" :: "r"(x), "f"(__f__) : "memory"); \ }) #define ia64_fetchadd4_acq(p, inc) \ ({ \ \ __u64 ia64_intri_res; \ asm volatile ("fetchadd4.acq %0=[%1],%2" \ : "=r"(ia64_intri_res) : "r"(p), "i" (inc) \ : "memory"); \ \ ia64_intri_res; \ }) #define ia64_fetchadd4_rel(p, inc) \ ({ \ __u64 ia64_intri_res; \ asm volatile ("fetchadd4.rel %0=[%1],%2" \ : "=r"(ia64_intri_res) : "r"(p), "i" (inc) \ : "memory"); \ \ ia64_intri_res; \ }) #define ia64_fetchadd8_acq(p, inc) \ ({ \ \ __u64 ia64_intri_res; \ asm volatile ("fetchadd8.acq %0=[%1],%2" \ : "=r"(ia64_intri_res) : "r"(p), "i" (inc) \ : "memory"); \ \ ia64_intri_res; \ }) #define ia64_fetchadd8_rel(p, inc) \ ({ \ __u64 ia64_intri_res; \ asm volatile ("fetchadd8.rel %0=[%1],%2" \ : "=r"(ia64_intri_res) : "r"(p), "i" (inc) \ : "memory"); \ \ ia64_intri_res; \ }) #define ia64_xchg1(ptr,x) \ ({ \ __u64 ia64_intri_res; \ asm volatile ("xchg1 %0=[%1],%2" \ : "=r" (ia64_intri_res) : "r" (ptr), "r" (x) : "memory"); \ ia64_intri_res; \ }) #define ia64_xchg2(ptr,x) \ ({ \ __u64 ia64_intri_res; \ asm volatile ("xchg2 %0=[%1],%2" : "=r" (ia64_intri_res) \ : "r" (ptr), "r" (x) : "memory"); \ ia64_intri_res; \ }) #define ia64_xchg4(ptr,x) \ ({ \ __u64 ia64_intri_res; \ asm volatile ("xchg4 %0=[%1],%2" : "=r" (ia64_intri_res) \ : "r" (ptr), "r" (x) : "memory"); \ ia64_intri_res; \ }) #define ia64_xchg8(ptr,x) \ ({ \ __u64 ia64_intri_res; \ asm volatile ("xchg8 %0=[%1],%2" : "=r" (ia64_intri_res) \ : "r" (ptr), "r" (x) : "memory"); \ ia64_intri_res; \ }) #define ia64_cmpxchg1_acq(ptr, new, old) \ ({ \ __u64 ia64_intri_res; \ asm volatile ("mov ar.ccv=%0;;" :: "rO"(old)); \ asm volatile ("cmpxchg1.acq %0=[%1],%2,ar.ccv": \ "=r"(ia64_intri_res) : "r"(ptr), "r"(new) : "memory"); \ ia64_intri_res; \ }) #define ia64_cmpxchg1_rel(ptr, new, old) \ ({ \ __u64 ia64_intri_res; \ asm volatile ("mov ar.ccv=%0;;" :: "rO"(old)); \ asm volatile ("cmpxchg1.rel %0=[%1],%2,ar.ccv": \ "=r"(ia64_intri_res) : "r"(ptr), "r"(new) : "memory"); \ ia64_intri_res; \ }) #define ia64_cmpxchg2_acq(ptr, new, old) \ ({ \ __u64 ia64_intri_res; \ asm volatile ("mov ar.ccv=%0;;" :: "rO"(old)); \ asm volatile ("cmpxchg2.acq %0=[%1],%2,ar.ccv": \ "=r"(ia64_intri_res) : "r"(ptr), "r"(new) : "memory"); \ ia64_intri_res; \ }) #define ia64_cmpxchg2_rel(ptr, new, old) \ ({ \ __u64 ia64_intri_res; \ asm volatile ("mov ar.ccv=%0;;" :: "rO"(old)); \ \ asm volatile ("cmpxchg2.rel %0=[%1],%2,ar.ccv": \ "=r"(ia64_intri_res) : "r"(ptr), "r"(new) : "memory"); \ ia64_intri_res; \ }) #define ia64_cmpxchg4_acq(ptr, new, old) \ ({ \ __u64 ia64_intri_res; \ asm volatile ("mov ar.ccv=%0;;" :: "rO"(old)); \ asm volatile ("cmpxchg4.acq %0=[%1],%2,ar.ccv": \ "=r"(ia64_intri_res) : "r"(ptr), "r"(new) : "memory"); \ ia64_intri_res; \ }) #define ia64_cmpxchg4_rel(ptr, new, old) \ ({ \ __u64 ia64_intri_res; \ asm volatile ("mov ar.ccv=%0;;" :: "rO"(old)); \ asm volatile ("cmpxchg4.rel %0=[%1],%2,ar.ccv": \ "=r"(ia64_intri_res) : "r"(ptr), "r"(new) : "memory"); \ ia64_intri_res; \ }) #define ia64_cmpxchg8_acq(ptr, new, old) \ ({ \ __u64 ia64_intri_res; \ asm volatile ("mov ar.ccv=%0;;" :: "rO"(old)); \ asm volatile ("cmpxchg8.acq %0=[%1],%2,ar.ccv": \ "=r"(ia64_intri_res) : "r"(ptr), "r"(new) : "memory"); \ ia64_intri_res; \ }) #define ia64_cmpxchg8_rel(ptr, new, old) \ ({ \ __u64 ia64_intri_res; \ asm volatile ("mov ar.ccv=%0;;" :: "rO"(old)); \ \ asm volatile ("cmpxchg8.rel %0=[%1],%2,ar.ccv": \ "=r"(ia64_intri_res) : "r"(ptr), "r"(new) : "memory"); \ ia64_intri_res; \ }) #define ia64_mf() asm volatile ("mf" ::: "memory") #define ia64_mfa() asm volatile ("mf.a" ::: "memory") #define ia64_invala() asm volatile ("invala" ::: "memory") #define ia64_thash(addr) \ ({ \ __u64 ia64_intri_res; \ asm volatile ("thash %0=%1" : "=r"(ia64_intri_res) : "r" (addr)); \ ia64_intri_res; \ }) #define ia64_srlz_i() asm volatile (";; srlz.i ;;" ::: "memory") #define ia64_srlz_d() asm volatile (";; srlz.d" ::: "memory"); #ifdef HAVE_SERIALIZE_DIRECTIVE # define ia64_dv_serialize_data() asm volatile (".serialize.data"); # define ia64_dv_serialize_instruction() asm volatile (".serialize.instruction"); #else # define ia64_dv_serialize_data() # define ia64_dv_serialize_instruction() #endif #define ia64_nop(x) asm volatile ("nop %0"::"i"(x)); #define ia64_itci(addr) asm volatile ("itc.i %0;;" :: "r"(addr) : "memory") #define ia64_itcd(addr) asm volatile ("itc.d %0;;" :: "r"(addr) : "memory") #define ia64_itri(trnum, addr) asm volatile ("itr.i itr[%0]=%1" \ :: "r"(trnum), "r"(addr) : "memory") #define ia64_itrd(trnum, addr) asm volatile ("itr.d dtr[%0]=%1" \ :: "r"(trnum), "r"(addr) : "memory") #define ia64_tpa(addr) \ ({ \ __u64 ia64_pa; \ asm volatile ("tpa %0 = %1" : "=r"(ia64_pa) : "r"(addr) : "memory"); \ ia64_pa; \ }) #define __ia64_set_dbr(index, val) \ asm volatile ("mov dbr[%0]=%1" :: "r"(index), "r"(val) : "memory") #define ia64_set_ibr(index, val) \ asm volatile ("mov ibr[%0]=%1" :: "r"(index), "r"(val) : "memory") #define ia64_set_pkr(index, val) \ asm volatile ("mov pkr[%0]=%1" :: "r"(index), "r"(val) : "memory") #define ia64_set_pmc(index, val) \ asm volatile ("mov pmc[%0]=%1" :: "r"(index), "r"(val) : "memory") #define ia64_set_pmd(index, val) \ asm volatile ("mov pmd[%0]=%1" :: "r"(index), "r"(val) : "memory") #define ia64_set_rr(index, val) \ asm volatile ("mov rr[%0]=%1" :: "r"(index), "r"(val) : "memory"); #define ia64_get_cpuid(index) \ ({ \ __u64 ia64_intri_res; \ asm volatile ("mov %0=cpuid[%r1]" : "=r"(ia64_intri_res) : "rO"(index)); \ ia64_intri_res; \ }) #define __ia64_get_dbr(index) \ ({ \ __u64 ia64_intri_res; \ asm volatile ("mov %0=dbr[%1]" : "=r"(ia64_intri_res) : "r"(index)); \ ia64_intri_res; \ }) #define ia64_get_ibr(index) \ ({ \ __u64 ia64_intri_res; \ asm volatile ("mov %0=ibr[%1]" : "=r"(ia64_intri_res) : "r"(index)); \ ia64_intri_res; \ }) #define ia64_get_pkr(index) \ ({ \ __u64 ia64_intri_res; \ asm volatile ("mov %0=pkr[%1]" : "=r"(ia64_intri_res) : "r"(index)); \ ia64_intri_res; \ }) #define ia64_get_pmc(index) \ ({ \ __u64 ia64_intri_res; \ asm volatile ("mov %0=pmc[%1]" : "=r"(ia64_intri_res) : "r"(index)); \ ia64_intri_res; \ }) #define ia64_get_pmd(index) \ ({ \ __u64 ia64_intri_res; \ asm volatile ("mov %0=pmd[%1]" : "=r"(ia64_intri_res) : "r"(index)); \ ia64_intri_res; \ }) #define ia64_get_rr(index) \ ({ \ __u64 ia64_intri_res; \ asm volatile ("mov %0=rr[%1]" : "=r"(ia64_intri_res) : "r" (index)); \ ia64_intri_res; \ }) #define ia64_fc(addr) asm volatile ("fc %0" :: "r"(addr) : "memory") #define ia64_sync_i() asm volatile (";; sync.i" ::: "memory") #define ia64_ssm(mask) asm volatile ("ssm %0":: "i"((mask)) : "memory") #define ia64_rsm(mask) asm volatile ("rsm %0":: "i"((mask)) : "memory") #define ia64_sum(mask) asm volatile ("sum %0":: "i"((mask)) : "memory") #define ia64_rum(mask) asm volatile ("rum %0":: "i"((mask)) : "memory") #define ia64_ptce(addr) asm volatile ("ptc.e %0" :: "r"(addr)) #define ia64_ptcga(addr, size) \ do { \ asm volatile ("ptc.ga %0,%1" :: "r"(addr), "r"(size) : "memory"); \ ia64_dv_serialize_data(); \ } while (0) #define ia64_ptcl(addr, size) \ do { \ asm volatile ("ptc.l %0,%1" :: "r"(addr), "r"(size) : "memory"); \ ia64_dv_serialize_data(); \ } while (0) #define ia64_ptri(addr, size) \ asm volatile ("ptr.i %0,%1" :: "r"(addr), "r"(size) : "memory") #define ia64_ptrd(addr, size) \ asm volatile ("ptr.d %0,%1" :: "r"(addr), "r"(size) : "memory") /* Values for lfhint in ia64_lfetch and ia64_lfetch_fault */ #define ia64_lfhint_none 0 #define ia64_lfhint_nt1 1 #define ia64_lfhint_nt2 2 #define ia64_lfhint_nta 3 #define ia64_lfetch(lfhint, y) \ ({ \ switch (lfhint) { \ case ia64_lfhint_none: \ asm volatile ("lfetch [%0]" : : "r"(y)); \ break; \ case ia64_lfhint_nt1: \ asm volatile ("lfetch.nt1 [%0]" : : "r"(y)); \ break; \ case ia64_lfhint_nt2: \ asm volatile ("lfetch.nt2 [%0]" : : "r"(y)); \ break; \ case ia64_lfhint_nta: \ asm volatile ("lfetch.nta [%0]" : : "r"(y)); \ break; \ } \ }) #define ia64_lfetch_excl(lfhint, y) \ ({ \ switch (lfhint) { \ case ia64_lfhint_none: \ asm volatile ("lfetch.excl [%0]" :: "r"(y)); \ break; \ case ia64_lfhint_nt1: \ asm volatile ("lfetch.excl.nt1 [%0]" :: "r"(y)); \ break; \ case ia64_lfhint_nt2: \ asm volatile ("lfetch.excl.nt2 [%0]" :: "r"(y)); \ break; \ case ia64_lfhint_nta: \ asm volatile ("lfetch.excl.nta [%0]" :: "r"(y)); \ break; \ } \ }) #define ia64_lfetch_fault(lfhint, y) \ ({ \ switch (lfhint) { \ case ia64_lfhint_none: \ asm volatile ("lfetch.fault [%0]" : : "r"(y)); \ break; \ case ia64_lfhint_nt1: \ asm volatile ("lfetch.fault.nt1 [%0]" : : "r"(y)); \ break; \ case ia64_lfhint_nt2: \ asm volatile ("lfetch.fault.nt2 [%0]" : : "r"(y)); \ break; \ case ia64_lfhint_nta: \ asm volatile ("lfetch.fault.nta [%0]" : : "r"(y)); \ break; \ } \ }) #define ia64_lfetch_fault_excl(lfhint, y) \ ({ \ switch (lfhint) { \ case ia64_lfhint_none: \ asm volatile ("lfetch.fault.excl [%0]" :: "r"(y)); \ break; \ case ia64_lfhint_nt1: \ asm volatile ("lfetch.fault.excl.nt1 [%0]" :: "r"(y)); \ break; \ case ia64_lfhint_nt2: \ asm volatile ("lfetch.fault.excl.nt2 [%0]" :: "r"(y)); \ break; \ case ia64_lfhint_nta: \ asm volatile ("lfetch.fault.excl.nta [%0]" :: "r"(y)); \ break; \ } \ }) #define ia64_intrin_local_irq_restore(x) \ do { \ asm volatile (";; cmp.ne p6,p7=%0,r0;;" \ "(p6) ssm psr.i;" \ "(p7) rsm psr.i;;" \ "(p6) srlz.d" \ :: "r"((x)) : "p6", "p7", "memory"); \ } while (0) #endif /* _ASM_IA64_GCC_INTRIN_H */