| David Ghandehari | 9e5b587 | 2016-07-28 09:50:04 -0700 | [diff] [blame] | 1 | #!/usr/bin/env perl |
| 2 | |
| 3 | $flavour = shift; |
| 4 | |
| 5 | $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1; |
| 6 | ( $xlate="${dir}ppc-xlate.pl" and -f $xlate ) or |
| 7 | ( $xlate="${dir}perlasm/ppc-xlate.pl" and -f $xlate) or |
| 8 | die "can't locate ppc-xlate.pl"; |
| 9 | |
| 10 | open STDOUT,"| $^X $xlate $flavour ".shift || die "can't call $xlate: $!"; |
| 11 | |
| 12 | if ($flavour=~/64/) { |
| 13 | $CMPLI="cmpldi"; |
| 14 | $SHRLI="srdi"; |
| 15 | $SIGNX="extsw"; |
| 16 | } else { |
| 17 | $CMPLI="cmplwi"; |
| 18 | $SHRLI="srwi"; |
| 19 | $SIGNX="mr"; |
| 20 | } |
| 21 | |
| 22 | $code=<<___; |
| 23 | .machine "any" |
| 24 | .text |
| 25 | |
| 26 | .globl .OPENSSL_ppc64_probe |
| 27 | .align 4 |
| 28 | .OPENSSL_ppc64_probe: |
| 29 | fcfid f1,f1 |
| 30 | extrdi r0,r0,32,0 |
| 31 | blr |
| 32 | .long 0 |
| 33 | .byte 0,12,0x14,0,0,0,0,0 |
| 34 | |
| 35 | .globl .OPENSSL_altivec_probe |
| 36 | .align 4 |
| 37 | .OPENSSL_altivec_probe: |
| 38 | .long 0x10000484 # vor v0,v0,v0 |
| 39 | blr |
| 40 | .long 0 |
| 41 | .byte 0,12,0x14,0,0,0,0,0 |
| 42 | |
| 43 | .globl .OPENSSL_wipe_cpu |
| 44 | .align 4 |
| 45 | .OPENSSL_wipe_cpu: |
| 46 | xor r0,r0,r0 |
| 47 | fmr f0,f31 |
| 48 | fmr f1,f31 |
| 49 | fmr f2,f31 |
| 50 | mr r3,r1 |
| 51 | fmr f3,f31 |
| 52 | xor r4,r4,r4 |
| 53 | fmr f4,f31 |
| 54 | xor r5,r5,r5 |
| 55 | fmr f5,f31 |
| 56 | xor r6,r6,r6 |
| 57 | fmr f6,f31 |
| 58 | xor r7,r7,r7 |
| 59 | fmr f7,f31 |
| 60 | xor r8,r8,r8 |
| 61 | fmr f8,f31 |
| 62 | xor r9,r9,r9 |
| 63 | fmr f9,f31 |
| 64 | xor r10,r10,r10 |
| 65 | fmr f10,f31 |
| 66 | xor r11,r11,r11 |
| 67 | fmr f11,f31 |
| 68 | xor r12,r12,r12 |
| 69 | fmr f12,f31 |
| 70 | fmr f13,f31 |
| 71 | blr |
| 72 | .long 0 |
| 73 | .byte 0,12,0x14,0,0,0,0,0 |
| 74 | |
| 75 | .globl .OPENSSL_atomic_add |
| 76 | .align 4 |
| 77 | .OPENSSL_atomic_add: |
| 78 | Ladd: lwarx r5,0,r3 |
| 79 | add r0,r4,r5 |
| 80 | stwcx. r0,0,r3 |
| 81 | bne- Ladd |
| 82 | $SIGNX r3,r0 |
| 83 | blr |
| 84 | .long 0 |
| 85 | .byte 0,12,0x14,0,0,0,2,0 |
| 86 | .long 0 |
| 87 | |
| 88 | .globl .OPENSSL_rdtsc |
| 89 | .align 4 |
| 90 | .OPENSSL_rdtsc: |
| 91 | mftb r3 |
| 92 | mftbu r4 |
| 93 | blr |
| 94 | .long 0 |
| 95 | .byte 0,12,0x14,0,0,0,0,0 |
| 96 | |
| 97 | .globl .OPENSSL_cleanse |
| 98 | .align 4 |
| 99 | .OPENSSL_cleanse: |
| 100 | $CMPLI r4,7 |
| 101 | li r0,0 |
| 102 | bge Lot |
| 103 | $CMPLI r4,0 |
| 104 | beqlr- |
| 105 | Little: mtctr r4 |
| 106 | stb r0,0(r3) |
| 107 | addi r3,r3,1 |
| 108 | bdnz \$-8 |
| 109 | blr |
| 110 | Lot: andi. r5,r3,3 |
| 111 | beq Laligned |
| 112 | stb r0,0(r3) |
| 113 | subi r4,r4,1 |
| 114 | addi r3,r3,1 |
| 115 | b Lot |
| 116 | Laligned: |
| 117 | $SHRLI r5,r4,2 |
| 118 | mtctr r5 |
| 119 | stw r0,0(r3) |
| 120 | addi r3,r3,4 |
| 121 | bdnz \$-8 |
| 122 | andi. r4,r4,3 |
| 123 | bne Little |
| 124 | blr |
| 125 | .long 0 |
| 126 | .byte 0,12,0x14,0,0,0,2,0 |
| 127 | .long 0 |
| 128 | ___ |
| 129 | |
| 130 | $code =~ s/\`([^\`]*)\`/eval $1/gem; |
| 131 | print $code; |
| 132 | close STDOUT; |
