diff options
Diffstat (limited to 'openssl/vendor/0.9.8d/crypto/sparccpuid.S')
| -rw-r--r-- | openssl/vendor/0.9.8d/crypto/sparccpuid.S | 239 |
1 files changed, 0 insertions, 239 deletions
diff --git a/openssl/vendor/0.9.8d/crypto/sparccpuid.S b/openssl/vendor/0.9.8d/crypto/sparccpuid.S deleted file mode 100644 index c17350fc..00000000 --- a/openssl/vendor/0.9.8d/crypto/sparccpuid.S +++ /dev/null @@ -1,239 +0,0 @@ -#if defined(__SUNPRO_C) && defined(__sparcv9) -# define ABI64 /* They've said -xarch=v9 at command line */ -#elif defined(__GNUC__) && defined(__arch64__) -# define ABI64 /* They've said -m64 at command line */ -#endif - -#ifdef ABI64 - .register %g2,#scratch - .register %g3,#scratch -# define FRAME -192 -# define BIAS 2047 -#else -# define FRAME -96 -# define BIAS 0 -#endif - -.text -.align 32 -.global OPENSSL_wipe_cpu -.type OPENSSL_wipe_cpu,#function -! Keep in mind that this does not excuse us from wiping the stack! -! This routine wipes registers, but not the backing store [which -! resides on the stack, toward lower addresses]. To facilitate for -! stack wiping I return pointer to the top of stack of the *caller*. -OPENSSL_wipe_cpu: - save %sp,FRAME,%sp - nop -#ifdef __sun -#include <sys/trap.h> - ta ST_CLEAN_WINDOWS -#else - call .walk.reg.wins -#endif - nop - call .PIC.zero.up - mov .zero-(.-4),%o0 - ldd [%o0],%f0 - - subcc %g0,1,%o0 - ! Following is V9 "rd %ccr,%o0" instruction. However! V8 - ! specification says that it ("rd %asr2,%o0" in V8 terms) does - ! not cause illegal_instruction trap. It therefore can be used - ! to determine if the CPU the code is executing on is V8- or - ! V9-compliant, as V9 returns a distinct value of 0x99, - ! "negative" and "borrow" bits set in both %icc and %xcc. - .word 0x91408000 !rd %ccr,%o0 - cmp %o0,0x99 - bne .v8 - nop - ! Even though we do not use %fp register bank, - ! we wipe it as memcpy might have used it... - .word 0xbfa00040 !fmovd %f0,%f62 - .word 0xbba00040 !... - .word 0xb7a00040 - .word 0xb3a00040 - .word 0xafa00040 - .word 0xaba00040 - .word 0xa7a00040 - .word 0xa3a00040 - .word 0x9fa00040 - .word 0x9ba00040 - .word 0x97a00040 - .word 0x93a00040 - .word 0x8fa00040 - .word 0x8ba00040 - .word 0x87a00040 - .word 0x83a00040 !fmovd %f0,%f32 -.v8: fmovs %f1,%f31 - clr %o0 - fmovs %f0,%f30 - clr %o1 - fmovs %f1,%f29 - clr %o2 - fmovs %f0,%f28 - clr %o3 - fmovs %f1,%f27 - clr %o4 - fmovs %f0,%f26 - clr %o5 - fmovs %f1,%f25 - clr %o7 - fmovs %f0,%f24 - clr %l0 - fmovs %f1,%f23 - clr %l1 - fmovs %f0,%f22 - clr %l2 - fmovs %f1,%f21 - clr %l3 - fmovs %f0,%f20 - clr %l4 - fmovs %f1,%f19 - clr %l5 - fmovs %f0,%f18 - clr %l6 - fmovs %f1,%f17 - clr %l7 - fmovs %f0,%f16 - clr %i0 - fmovs %f1,%f15 - clr %i1 - fmovs %f0,%f14 - clr %i2 - fmovs %f1,%f13 - clr %i3 - fmovs %f0,%f12 - clr %i4 - fmovs %f1,%f11 - clr %i5 - fmovs %f0,%f10 - clr %g1 - fmovs %f1,%f9 - clr %g2 - fmovs %f0,%f8 - clr %g3 - fmovs %f1,%f7 - clr %g4 - fmovs %f0,%f6 - clr %g5 - fmovs %f1,%f5 - fmovs %f0,%f4 - fmovs %f1,%f3 - fmovs %f0,%f2 - - add %fp,BIAS,%i0 ! return pointer to callerīs top of stack - - ret - restore - -.zero: .long 0x0,0x0 -.PIC.zero.up: - retl - add %o0,%o7,%o0 -#ifdef DEBUG -.global walk_reg_wins -.type walk_reg_wins,#function -walk_reg_wins: -#endif -.walk.reg.wins: - save %sp,FRAME,%sp - cmp %i7,%o7 - be 2f - clr %o0 - cmp %o7,0 ! compiler never cleans %o7... - be 1f ! could have been a leaf function... - clr %o1 - call .walk.reg.wins - nop -1: clr %o2 - clr %o3 - clr %o4 - clr %o5 - clr %o7 - clr %l0 - clr %l1 - clr %l2 - clr %l3 - clr %l4 - clr %l5 - clr %l6 - clr %l7 - add %o0,1,%i0 ! used for debugging -2: ret - restore -.size OPENSSL_wipe_cpu,.-OPENSSL_wipe_cpu - -.global OPENSSL_atomic_add -.type OPENSSL_atomic_add,#function -OPENSSL_atomic_add: -#ifndef ABI64 - subcc %g0,1,%o2 - .word 0x95408000 !rd %ccr,%o2, see comment above - cmp %o2,0x99 - be .v9 - nop - save %sp,FRAME,%sp - ba .enter - nop -#ifdef __sun -! Note that you don't have to link with libthread to call thr_yield, -! as libc provides a stub, which is overloaded the moment you link -! with *either* libpthread or libthread... -#define YIELD_CPU thr_yield -#else -! applies at least to Linux and FreeBSD... Feedback expected... -#define YIELD_CPU sched_yield -#endif -.spin: call YIELD_CPU - nop -.enter: ld [%i0],%i2 - cmp %i2,-4096 - be .spin - mov -1,%i2 - swap [%i0],%i2 - cmp %i2,-1 - be .spin - add %i2,%i1,%i2 - stbar - st %i2,[%i0] - sra %i2,%g0,%i0 - ret - restore -.v9: -#endif - ld [%o0],%o2 -1: add %o1,%o2,%o3 - .word 0xd7e2100a !cas [%o0],%o2,%o3, compare [%o0] with %o2 and swap %o3 - cmp %o2,%o3 - bne 1b - mov %o3,%o2 ! cas is always fetching to dest. register - add %o1,%o2,%o0 ! OpenSSL expects the new value - retl - sra %o0,%g0,%o0 ! we return signed int, remember? -.size OPENSSL_atomic_add,.-OPENSSL_atomic_add - -.global OPENSSL_rdtsc - subcc %g0,1,%o0 - .word 0x91408000 !rd %ccr,%o0 - cmp %o0,0x99 - bne .notsc - xor %o0,%o0,%o0 - save %sp,FRAME-16,%sp - mov 513,%o0 !SI_PLATFORM - add %sp,BIAS+16,%o1 - call sysinfo - mov 256,%o2 - - add %sp,BIAS-16,%o1 - ld [%o1],%l0 - ld [%o1+4],%l1 - ld [%o1+8],%l2 - mov %lo('SUNW'),%l3 - ret - restore -.notsc: - retl - nop -.type OPENSSL_rdtsc,#function -.size OPENSSL_rdtsc,.-OPENSSL_atomic_add |