sparcv9cap.c: update from master.
This commit is contained in:
Andy Polyakov
parent
747b7a636a
commit
48b7b96bd0
101
crypto/sparc_arch.h
Normal file
101
crypto/sparc_arch.h
Normal file
@ -0,0 +1,101 @@
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#ifndef __SPARC_ARCH_H__
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#define __SPARC_ARCH_H__
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#define SPARCV9_TICK_PRIVILEGED (1<<0)
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#define SPARCV9_PREFER_FPU (1<<1)
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#define SPARCV9_VIS1 (1<<2)
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#define SPARCV9_VIS2 (1<<3) /* reserved */
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#define SPARCV9_FMADD (1<<4) /* reserved for SPARC64 V */
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#define SPARCV9_BLK (1<<5) /* VIS1 block copy */
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#define SPARCV9_VIS3 (1<<6)
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#define SPARCV9_RANDOM (1<<7)
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#define SPARCV9_64BIT_STACK (1<<8)
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/*
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* OPENSSL_sparcv9cap_P[1] is copy of Compatibility Feature Register,
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* %asr26, SPARC-T4 and later. There is no SPARCV9_CFR bit in
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* OPENSSL_sparcv9cap_P[0], as %cfr copy is sufficient...
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*/
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#define CFR_AES 0x00000001 /* Supports AES opcodes */
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#define CFR_DES 0x00000002 /* Supports DES opcodes */
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#define CFR_KASUMI 0x00000004 /* Supports KASUMI opcodes */
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#define CFR_CAMELLIA 0x00000008 /* Supports CAMELLIA opcodes*/
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#define CFR_MD5 0x00000010 /* Supports MD5 opcodes */
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#define CFR_SHA1 0x00000020 /* Supports SHA1 opcodes */
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#define CFR_SHA256 0x00000040 /* Supports SHA256 opcodes */
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#define CFR_SHA512 0x00000080 /* Supports SHA512 opcodes */
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#define CFR_MPMUL 0x00000100 /* Supports MPMUL opcodes */
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#define CFR_MONTMUL 0x00000200 /* Supports MONTMUL opcodes */
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#define CFR_MONTSQR 0x00000400 /* Supports MONTSQR opcodes */
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#define CFR_CRC32C 0x00000800 /* Supports CRC32C opcodes */
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#if defined(OPENSSL_PIC) && !defined(__PIC__)
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# define __PIC__
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#endif
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#if defined(__SUNPRO_C) && defined(__sparcv9) && !defined(__arch64__)
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# define __arch64__
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#endif
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#define SPARC_PIC_THUNK(reg) \
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.align 32; \
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.Lpic_thunk: \
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jmp %o7 + 8; \
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add %o7, reg, reg;
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#define SPARC_PIC_THUNK_CALL(reg) \
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sethi %hi(_GLOBAL_OFFSET_TABLE_-4), reg; \
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call .Lpic_thunk; \
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or reg, %lo(_GLOBAL_OFFSET_TABLE_+4), reg;
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#if 1
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# define SPARC_SETUP_GOT_REG(reg) SPARC_PIC_THUNK_CALL(reg)
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#else
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# define SPARC_SETUP_GOT_REG(reg) \
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sethi %hi(_GLOBAL_OFFSET_TABLE_-4), reg; \
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call .+8; \
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or reg,%lo(_GLOBAL_OFFSET_TABLE_+4), reg; \
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add %o7, reg, reg
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#endif
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#if defined(__arch64__)
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# define SPARC_LOAD_ADDRESS(SYM, reg) \
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setx SYM, %o7, reg;
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# define LDPTR ldx
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# define SIZE_T_CC %xcc
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# define STACK_FRAME 192
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# define STACK_BIAS 2047
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# define STACK_7thARG (STACK_BIAS+176)
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#else
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# define SPARC_LOAD_ADDRESS(SYM, reg) \
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set SYM, reg;
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# define LDPTR ld
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# define SIZE_T_CC %icc
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# define STACK_FRAME 112
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# define STACK_BIAS 0
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# define STACK_7thARG 92
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# define SPARC_LOAD_ADDRESS_LEAF(SYM,reg,tmp) SPARC_LOAD_ADDRESS(SYM,reg)
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#endif
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#ifdef __PIC__
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# undef SPARC_LOAD_ADDRESS
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# undef SPARC_LOAD_ADDRESS_LEAF
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# define SPARC_LOAD_ADDRESS(SYM, reg) \
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SPARC_SETUP_GOT_REG(reg); \
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sethi %hi(SYM), %o7; \
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or %o7, %lo(SYM), %o7; \
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LDPTR [reg + %o7], reg;
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#endif
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#ifndef SPARC_LOAD_ADDRESS_LEAF
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# define SPARC_LOAD_ADDRESS_LEAF(SYM, reg, tmp) \
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mov %o7, tmp; \
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SPARC_LOAD_ADDRESS(SYM, reg) \
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mov tmp, %o7;
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#endif
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#endif /* __SPARC_ARCH_H__ */
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@ -251,6 +251,11 @@ _sparcv9_vis1_probe:
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! UltraSPARC IIe 7
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! UltraSPARC III 7
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! UltraSPARC T1 24
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! SPARC T4 65(*)
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!
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! (*) result has lesser to do with VIS instruction latencies, rdtick
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! appears that slow, but it does the trick in sense that FP and
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! VIS code paths are still slower than integer-only ones.
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!
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! Numbers for T2 and SPARC64 V-VII are more than welcomed.
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!
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@ -260,6 +265,8 @@ _sparcv9_vis1_probe:
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.global _sparcv9_vis1_instrument
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.align 8
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_sparcv9_vis1_instrument:
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.word 0x81b00d80 !fxor %f0,%f0,%f0
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.word 0x85b08d82 !fxor %f2,%f2,%f2
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.word 0x91410000 !rd %tick,%o0
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.word 0x81b00d80 !fxor %f0,%f0,%f0
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.word 0x85b08d82 !fxor %f2,%f2,%f2
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@ -314,6 +321,30 @@ _sparcv9_fmadd_probe:
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.type _sparcv9_fmadd_probe,#function
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.size _sparcv9_fmadd_probe,.-_sparcv9_fmadd_probe
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.global _sparcv9_rdcfr
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.align 8
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_sparcv9_rdcfr:
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retl
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.word 0x91468000 !rd %asr26,%o0
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.type _sparcv9_rdcfr,#function
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.size _sparcv9_rdcfr,.-_sparcv9_rdcfr
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.global _sparcv9_vis3_probe
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.align 8
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_sparcv9_vis3_probe:
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retl
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.word 0x81b022a0 !xmulx %g0,%g0,%g0
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.type _sparcv9_vis3_probe,#function
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.size _sparcv9_vis3_probe,.-_sparcv9_vis3_probe
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.global _sparcv9_random
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.align 8
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_sparcv9_random:
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retl
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.word 0x91b002a0 !random %o0
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.type _sparcv9_random,#function
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.size _sparcv9_random,.-_sparcv9_vis3_probe
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.global OPENSSL_cleanse
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.align 32
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OPENSSL_cleanse:
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@ -397,6 +428,102 @@ OPENSSL_cleanse:
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.type OPENSSL_cleanse,#function
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.size OPENSSL_cleanse,.-OPENSSL_cleanse
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.global _sparcv9_vis1_instrument_bus
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.align 8
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_sparcv9_vis1_instrument_bus:
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mov %o1,%o3 ! save cnt
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.word 0x99410000 !rd %tick,%o4 ! tick
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mov %o4,%o5 ! lasttick = tick
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set 0,%g4 ! diff
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andn %o0,63,%g1
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.word 0xc1985e00 !ldda [%g1]0xf0,%f0 ! block load
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.word 0x8143e040 !membar #Sync
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.word 0xc1b85c00 !stda %f0,[%g1]0xe0 ! block store and commit
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.word 0x8143e040 !membar #Sync
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ld [%o0],%o4
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add %o4,%g4,%g4
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.word 0xc9e2100c !cas [%o0],%o4,%g4
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.Loop: .word 0x99410000 !rd %tick,%o4
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sub %o4,%o5,%g4 ! diff=tick-lasttick
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mov %o4,%o5 ! lasttick=tick
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andn %o0,63,%g1
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.word 0xc1985e00 !ldda [%g1]0xf0,%f0 ! block load
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.word 0x8143e040 !membar #Sync
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.word 0xc1b85c00 !stda %f0,[%g1]0xe0 ! block store and commit
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.word 0x8143e040 !membar #Sync
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ld [%o0],%o4
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add %o4,%g4,%g4
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.word 0xc9e2100c !cas [%o0],%o4,%g4
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subcc %o1,1,%o1 ! --$cnt
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bnz .Loop
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add %o0,4,%o0 ! ++$out
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retl
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mov %o3,%o0
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.type _sparcv9_vis1_instrument_bus,#function
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.size _sparcv9_vis1_instrument_bus,.-_sparcv9_vis1_instrument_bus
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.global _sparcv9_vis1_instrument_bus2
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.align 8
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_sparcv9_vis1_instrument_bus2:
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mov %o1,%o3 ! save cnt
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sll %o1,2,%o1 ! cnt*=4
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.word 0x99410000 !rd %tick,%o4 ! tick
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mov %o4,%o5 ! lasttick = tick
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set 0,%g4 ! diff
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andn %o0,63,%g1
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.word 0xc1985e00 !ldda [%g1]0xf0,%f0 ! block load
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.word 0x8143e040 !membar #Sync
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.word 0xc1b85c00 !stda %f0,[%g1]0xe0 ! block store and commit
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.word 0x8143e040 !membar #Sync
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ld [%o0],%o4
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add %o4,%g4,%g4
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.word 0xc9e2100c !cas [%o0],%o4,%g4
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.word 0x99410000 !rd %tick,%o4 ! tick
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sub %o4,%o5,%g4 ! diff=tick-lasttick
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mov %o4,%o5 ! lasttick=tick
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mov %g4,%g5 ! lastdiff=diff
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.Loop2:
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andn %o0,63,%g1
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.word 0xc1985e00 !ldda [%g1]0xf0,%f0 ! block load
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.word 0x8143e040 !membar #Sync
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.word 0xc1b85c00 !stda %f0,[%g1]0xe0 ! block store and commit
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.word 0x8143e040 !membar #Sync
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ld [%o0],%o4
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add %o4,%g4,%g4
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.word 0xc9e2100c !cas [%o0],%o4,%g4
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subcc %o2,1,%o2 ! --max
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bz .Ldone2
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nop
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.word 0x99410000 !rd %tick,%o4 ! tick
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sub %o4,%o5,%g4 ! diff=tick-lasttick
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mov %o4,%o5 ! lasttick=tick
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cmp %g4,%g5
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mov %g4,%g5 ! lastdiff=diff
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.word 0x83408000 !rd %ccr,%g1
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and %g1,4,%g1 ! isolate zero flag
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xor %g1,4,%g1 ! flip zero flag
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subcc %o1,%g1,%o1 ! conditional --$cnt
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bnz .Loop2
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add %o0,%g1,%o0 ! conditional ++$out
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.Ldone2:
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srl %o1,2,%o1
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retl
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sub %o3,%o1,%o0
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.type _sparcv9_vis1_instrument_bus2,#function
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.size _sparcv9_vis1_instrument_bus2,.-_sparcv9_vis1_instrument_bus2
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.section ".init",#alloc,#execinstr
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call OPENSSL_cpuid_setup
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nop
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@ -4,15 +4,15 @@
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#include <setjmp.h>
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#include <signal.h>
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#include <sys/time.h>
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#include <unistd.h>
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#include <openssl/bn.h>
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#define SPARCV9_TICK_PRIVILEGED (1<<0)
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#define SPARCV9_PREFER_FPU (1<<1)
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#define SPARCV9_VIS1 (1<<2)
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#define SPARCV9_VIS2 (1<<3) /* reserved */
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#define SPARCV9_FMADD (1<<4) /* reserved for SPARC64 V */
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#include "sparc_arch.h"
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static int OPENSSL_sparcv9cap_P=SPARCV9_TICK_PRIVILEGED;
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#if defined(__GNUC__) && defined(__linux)
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__attribute__((visibility("hidden")))
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#endif
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unsigned int OPENSSL_sparcv9cap_P[2]={SPARCV9_TICK_PRIVILEGED,0};
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int bn_mul_mont(BN_ULONG *rp, const BN_ULONG *ap, const BN_ULONG *bp, const BN_ULONG *np,const BN_ULONG *n0, int num)
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{
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@ -20,7 +20,7 @@ int bn_mul_mont(BN_ULONG *rp, const BN_ULONG *ap, const BN_ULONG *bp, const BN_U
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int bn_mul_mont_int(BN_ULONG *rp, const BN_ULONG *ap, const BN_ULONG *bp, const BN_ULONG *np,const BN_ULONG *n0, int num);
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if (num>=8 && !(num&1) &&
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(OPENSSL_sparcv9cap_P&(SPARCV9_PREFER_FPU|SPARCV9_VIS1)) ==
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(OPENSSL_sparcv9cap_P[0]&(SPARCV9_PREFER_FPU|SPARCV9_VIS1)) ==
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(SPARCV9_PREFER_FPU|SPARCV9_VIS1))
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return bn_mul_mont_fpu(rp,ap,bp,np,n0,num);
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else
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@ -32,10 +32,15 @@ void _sparcv9_vis1_probe(void);
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unsigned long _sparcv9_vis1_instrument(void);
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void _sparcv9_vis2_probe(void);
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void _sparcv9_fmadd_probe(void);
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unsigned long _sparcv9_rdcfr(void);
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void _sparcv9_vis3_probe(void);
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unsigned long _sparcv9_random(void);
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size_t _sparcv9_vis1_instrument_bus(unsigned int *,size_t);
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size_t _sparcv9_vis1_instrument_bus2(unsigned int *,size_t,size_t);
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unsigned long OPENSSL_rdtsc(void)
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{
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if (OPENSSL_sparcv9cap_P&SPARCV9_TICK_PRIVILEGED)
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if (OPENSSL_sparcv9cap_P[0]&SPARCV9_TICK_PRIVILEGED)
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#if defined(__sun) && defined(__SVR4)
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return gethrtime();
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#else
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@ -45,6 +50,24 @@ unsigned long OPENSSL_rdtsc(void)
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return _sparcv9_rdtick();
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}
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size_t OPENSSL_instrument_bus(unsigned int *out,size_t cnt)
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{
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if ((OPENSSL_sparcv9cap_P[0]&(SPARCV9_TICK_PRIVILEGED|SPARCV9_BLK)) ==
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SPARCV9_BLK)
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return _sparcv9_vis1_instrument_bus(out,cnt);
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else
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return 0;
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}
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size_t OPENSSL_instrument_bus2(unsigned int *out,size_t cnt,size_t max)
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{
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if ((OPENSSL_sparcv9cap_P[0]&(SPARCV9_TICK_PRIVILEGED|SPARCV9_BLK)) ==
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SPARCV9_BLK)
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return _sparcv9_vis1_instrument_bus2(out,cnt,max);
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else
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return 0;
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}
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#if 0 && defined(__sun) && defined(__SVR4)
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/* This code path is disabled, because of incompatibility of
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* libdevinfo.so.1 and libmalloc.so.1 (see below for details)
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@ -69,18 +92,18 @@ static int walk_nodename(di_node_t node, di_node_name_t di_node_name)
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if (!strcmp (name,"SUNW,UltraSPARC") ||
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!strncmp(name,"SUNW,UltraSPARC-I",17)) /* covers II,III,IV */
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{
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OPENSSL_sparcv9cap_P |= SPARCV9_PREFER_FPU|SPARCV9_VIS1;
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OPENSSL_sparcv9cap_P[0] |= SPARCV9_PREFER_FPU|SPARCV9_VIS1;
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/* %tick is privileged only on UltraSPARC-I/II, but not IIe */
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if (name[14]!='\0' && name[17]!='\0' && name[18]!='\0')
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OPENSSL_sparcv9cap_P &= ~SPARCV9_TICK_PRIVILEGED;
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OPENSSL_sparcv9cap_P[0] &= ~SPARCV9_TICK_PRIVILEGED;
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return DI_WALK_TERMINATE;
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}
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/* This is expected to catch remaining UltraSPARCs, such as T1 */
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else if (!strncmp(name,"SUNW,UltraSPARC",15))
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{
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OPENSSL_sparcv9cap_P &= ~SPARCV9_TICK_PRIVILEGED;
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OPENSSL_sparcv9cap_P[0] &= ~SPARCV9_TICK_PRIVILEGED;
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return DI_WALK_TERMINATE;
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}
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@ -99,7 +122,7 @@ void OPENSSL_cpuid_setup(void)
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if ((e=getenv("OPENSSL_sparcv9cap")))
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{
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OPENSSL_sparcv9cap_P=strtoul(e,NULL,0);
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OPENSSL_sparcv9cap_P[0]=strtoul(e,NULL,0);
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return;
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}
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@ -107,17 +130,17 @@ void OPENSSL_cpuid_setup(void)
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{
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if (strcmp(si,"sun4v"))
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/* FPU is preferred for all CPUs, but US-T1/2 */
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OPENSSL_sparcv9cap_P |= SPARCV9_PREFER_FPU;
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OPENSSL_sparcv9cap_P[0] |= SPARCV9_PREFER_FPU;
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}
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if (sysinfo(SI_ISALIST,si,sizeof(si))>0)
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{
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if (strstr(si,"+vis"))
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OPENSSL_sparcv9cap_P |= SPARCV9_VIS1;
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OPENSSL_sparcv9cap_P[0] |= SPARCV9_VIS1|SPARCV9_BLK;
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if (strstr(si,"+vis2"))
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{
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OPENSSL_sparcv9cap_P |= SPARCV9_VIS2;
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OPENSSL_sparcv9cap_P &= ~SPARCV9_TICK_PRIVILEGED;
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OPENSSL_sparcv9cap_P[0] |= SPARCV9_VIS2;
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OPENSSL_sparcv9cap_P[0] &= ~SPARCV9_TICK_PRIVILEGED;
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return;
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}
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}
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@ -177,12 +200,14 @@ void OPENSSL_cpuid_setup(void)
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if ((e=getenv("OPENSSL_sparcv9cap")))
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{
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||||
OPENSSL_sparcv9cap_P=strtoul(e,NULL,0);
|
||||
OPENSSL_sparcv9cap_P[0]=strtoul(e,NULL,0);
|
||||
if ((e=strchr(e,':')))
|
||||
OPENSSL_sparcv9cap_P[1]=strtoul(e+1,NULL,0);
|
||||
return;
|
||||
}
|
||||
|
||||
/* Initial value, fits UltraSPARC-I&II... */
|
||||
OPENSSL_sparcv9cap_P = SPARCV9_PREFER_FPU|SPARCV9_TICK_PRIVILEGED;
|
||||
OPENSSL_sparcv9cap_P[0] = SPARCV9_PREFER_FPU|SPARCV9_TICK_PRIVILEGED;
|
||||
|
||||
sigfillset(&all_masked);
|
||||
sigdelset(&all_masked,SIGILL);
|
||||
@ -205,33 +230,73 @@ void OPENSSL_cpuid_setup(void)
|
||||
if (sigsetjmp(common_jmp,1) == 0)
|
||||
{
|
||||
_sparcv9_rdtick();
|
||||
OPENSSL_sparcv9cap_P &= ~SPARCV9_TICK_PRIVILEGED;
|
||||
OPENSSL_sparcv9cap_P[0] &= ~SPARCV9_TICK_PRIVILEGED;
|
||||
}
|
||||
|
||||
if (sigsetjmp(common_jmp,1) == 0)
|
||||
{
|
||||
_sparcv9_vis1_probe();
|
||||
OPENSSL_sparcv9cap_P |= SPARCV9_VIS1;
|
||||
OPENSSL_sparcv9cap_P[0] |= SPARCV9_VIS1|SPARCV9_BLK;
|
||||
/* detect UltraSPARC-Tx, see sparccpud.S for details... */
|
||||
if (_sparcv9_vis1_instrument() >= 12)
|
||||
OPENSSL_sparcv9cap_P &= ~(SPARCV9_VIS1|SPARCV9_PREFER_FPU);
|
||||
OPENSSL_sparcv9cap_P[0] &= ~(SPARCV9_VIS1|SPARCV9_PREFER_FPU);
|
||||
else
|
||||
{
|
||||
_sparcv9_vis2_probe();
|
||||
OPENSSL_sparcv9cap_P |= SPARCV9_VIS2;
|
||||
OPENSSL_sparcv9cap_P[0] |= SPARCV9_VIS2;
|
||||
}
|
||||
}
|
||||
|
||||
if (sigsetjmp(common_jmp,1) == 0)
|
||||
{
|
||||
_sparcv9_fmadd_probe();
|
||||
OPENSSL_sparcv9cap_P |= SPARCV9_FMADD;
|
||||
OPENSSL_sparcv9cap_P[0] |= SPARCV9_FMADD;
|
||||
}
|
||||
|
||||
/*
|
||||
* VIS3 flag is tested independently from VIS1, unlike VIS2 that is,
|
||||
* because VIS3 defines even integer instructions.
|
||||
*/
|
||||
if (sigsetjmp(common_jmp,1) == 0)
|
||||
{
|
||||
_sparcv9_vis3_probe();
|
||||
OPENSSL_sparcv9cap_P[0] |= SPARCV9_VIS3;
|
||||
}
|
||||
|
||||
if (sigsetjmp(common_jmp,1) == 0)
|
||||
{
|
||||
(void)_sparcv9_random();
|
||||
OPENSSL_sparcv9cap_P[0] |= SPARCV9_RANDOM;
|
||||
}
|
||||
|
||||
/*
|
||||
* In wait for better solution _sparcv9_rdcfr is masked by
|
||||
* VIS3 flag, because it goes to uninterruptable endless
|
||||
* loop on UltraSPARC II running Solaris. Things might be
|
||||
* different on Linux...
|
||||
*/
|
||||
if ((OPENSSL_sparcv9cap_P[0]&SPARCV9_VIS3) &&
|
||||
sigsetjmp(common_jmp,1) == 0)
|
||||
{
|
||||
OPENSSL_sparcv9cap_P[1] = (unsigned int)_sparcv9_rdcfr();
|
||||
}
|
||||
|
||||
sigaction(SIGBUS,&bus_oact,NULL);
|
||||
sigaction(SIGILL,&ill_oact,NULL);
|
||||
|
||||
sigprocmask(SIG_SETMASK,&oset,NULL);
|
||||
|
||||
if (sizeof(size_t)==8)
|
||||
OPENSSL_sparcv9cap_P[0] |= SPARCV9_64BIT_STACK;
|
||||
#ifdef __linux
|
||||
else
|
||||
{
|
||||
int ret = syscall(340);
|
||||
|
||||
if (ret>=0 && ret&1)
|
||||
OPENSSL_sparcv9cap_P[0] |= SPARCV9_64BIT_STACK;
|
||||
}
|
||||
#endif
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user