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| author | Andy Polyakov <appro@openssl.org> | 2011-04-17 12:46:00 +0000 |
|---|---|---|
| committer | Andy Polyakov <appro@openssl.org> | 2011-04-17 12:46:00 +0000 |
| commit | 5fabb88a7816f19090384e45bb8f2a22c7f290fb (patch) | |
| tree | 0a90cb4d459b2d9dd08b334b50f02d479ebbcc72 /crypto/sparccpuid.S | |
| parent | 764ef43962327c7252fd12d309bbf1cd86b95545 (diff) | |
| download | openssl-new-5fabb88a7816f19090384e45bb8f2a22c7f290fb.tar.gz | |
Multiple assembler packs: add experimental memory bus instrumentation.
Diffstat (limited to 'crypto/sparccpuid.S')
| -rw-r--r-- | crypto/sparccpuid.S | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/crypto/sparccpuid.S b/crypto/sparccpuid.S index ae61f7f5ce..329efcdd3d 100644 --- a/crypto/sparccpuid.S +++ b/crypto/sparccpuid.S @@ -397,6 +397,102 @@ OPENSSL_cleanse: .type OPENSSL_cleanse,#function .size OPENSSL_cleanse,.-OPENSSL_cleanse +.global _sparcv9_vis1_instrument_bus +.align 8 +_sparcv9_vis1_instrument_bus: + mov %o1,%o3 ! save cnt + .word 0x99410000 !rd %tick,%o4 ! tick + mov %o4,%o5 ! lasttick = tick + set 0,%g4 ! diff + + andn %o0,63,%g1 + .word 0xc1985e00 !ldda [%g1]0xf0,%f0 ! block load + .word 0x8143e040 !membar #Sync + .word 0xc1b85c00 !stda %f0,[%g1]0xe0 ! block store and commit + .word 0x8143e040 !membar #Sync + ld [%o0],%o4 + add %o4,%g4,%g4 + .word 0xc9e2100c !cas [%o0],%o4,%g4 + +.Loop: .word 0x99410000 !rd %tick,%o4 + sub %o4,%o5,%g4 ! diff=tick-lasttick + mov %o4,%o5 ! lasttick=tick + + andn %o0,63,%g1 + .word 0xc1985e00 !ldda [%g1]0xf0,%f0 ! block load + .word 0x8143e040 !membar #Sync + .word 0xc1b85c00 !stda %f0,[%g1]0xe0 ! block store and commit + .word 0x8143e040 !membar #Sync + ld [%o0],%o4 + add %o4,%g4,%g4 + .word 0xc9e2100c !cas [%o0],%o4,%g4 + subcc %o1,1,%o1 ! --$cnt + bnz .Loop + add %o0,4,%o0 ! ++$out + + retl + mov %o3,%o0 +.type _sparcv9_vis1_instrument_bus,#function +.size _sparcv9_vis1_instrument_bus,.-_sparcv9_vis1_instrument_bus + +.global _sparcv9_vis1_instrument_bus2 +.align 8 +_sparcv9_vis1_instrument_bus2: + mov %o1,%o3 ! save cnt + sll %o1,2,%o1 ! cnt*=4 + + .word 0x99410000 !rd %tick,%o4 ! tick + mov %o4,%o5 ! lasttick = tick + set 0,%g4 ! diff + + andn %o0,63,%g1 + .word 0xc1985e00 !ldda [%g1]0xf0,%f0 ! block load + .word 0x8143e040 !membar #Sync + .word 0xc1b85c00 !stda %f0,[%g1]0xe0 ! block store and commit + .word 0x8143e040 !membar #Sync + ld [%o0],%o4 + add %o4,%g4,%g4 + .word 0xc9e2100c !cas [%o0],%o4,%g4 + + .word 0x99410000 !rd %tick,%o4 ! tick + sub %o4,%o5,%g4 ! diff=tick-lasttick + mov %o4,%o5 ! lasttick=tick + mov %g4,%g5 ! lastdiff=diff +.Loop2: + andn %o0,63,%g1 + .word 0xc1985e00 !ldda [%g1]0xf0,%f0 ! block load + .word 0x8143e040 !membar #Sync + .word 0xc1b85c00 !stda %f0,[%g1]0xe0 ! block store and commit + .word 0x8143e040 !membar #Sync + ld [%o0],%o4 + add %o4,%g4,%g4 + .word 0xc9e2100c !cas [%o0],%o4,%g4 + + subcc %o2,1,%o2 ! --max + bz .Ldone2 + nop + + .word 0x99410000 !rd %tick,%o4 ! tick + sub %o4,%o5,%g4 ! diff=tick-lasttick + mov %o4,%o5 ! lasttick=tick + cmp %g4,%g5 + mov %g4,%g5 ! lastdiff=diff + + .word 0x83408000 !rd %ccr,%g1 + and %g1,4,%g1 ! isolate zero flag + xor %g1,4,%g1 ! flip zero flag + + subcc %o1,%g1,%o1 ! conditional --$cnt + bnz .Loop2 + add %o0,%g1,%o0 ! conditional ++$out + +.Ldone2: + srl %o1,2,%o1 + retl + sub %o3,%o1,%o0 +.type _sparcv9_vis1_instrument_bus2,#function +.size _sparcv9_vis1_instrument_bus2,.-_sparcv9_vis1_instrument_bus2 + .section ".init",#alloc,#execinstr call OPENSSL_cpuid_setup nop |