1 # |
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2 # This patch was developed in house. |
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3 # This is Solaris-specific: not suitable for upstream. |
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4 # |
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5 --- openssl-1.0.1g/crypto/sparcv9cap.c.~1~ Thu May 1 13:07:00 2014 |
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6 +++ openssl-1.0.1g/crypto/sparcv9cap.c Thu May 1 13:11:33 2014 |
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7 @@ -2,9 +2,9 @@ |
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8 #include <stdlib.h> |
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9 #include <string.h> |
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10 #include <setjmp.h> |
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11 -#include <signal.h> |
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12 #include <sys/time.h> |
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13 #include <openssl/bn.h> |
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14 +#include <sys/auxv.h> |
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15 |
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16 #define SPARCV9_TICK_PRIVILEGED (1<<0) |
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17 #define SPARCV9_PREFER_FPU (1<<1) |
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18 @@ -11,6 +11,7 @@ |
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19 #define SPARCV9_VIS1 (1<<2) |
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20 #define SPARCV9_VIS2 (1<<3) /* reserved */ |
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21 #define SPARCV9_FMADD (1<<4) /* reserved for SPARC64 V */ |
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22 +#define SPARCV9_BLK (1<<5) |
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23 |
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24 static int OPENSSL_sparcv9cap_P = SPARCV9_TICK_PRIVILEGED; |
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25 |
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26 @@ -31,10 +31,7 @@ |
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27 } |
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28 |
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29 unsigned long _sparcv9_rdtick(void); |
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30 -void _sparcv9_vis1_probe(void); |
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31 unsigned long _sparcv9_vis1_instrument(void); |
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32 -void _sparcv9_vis2_probe(void); |
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33 -void _sparcv9_fmadd_probe(void); |
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34 |
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35 unsigned long OPENSSL_rdtsc(void) |
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36 { |
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37 @@ -170,18 +167,11 @@ |
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38 |
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39 #else |
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40 |
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41 -static sigjmp_buf common_jmp; |
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42 -static void common_handler(int sig) |
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43 -{ |
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44 - siglongjmp(common_jmp, sig); |
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45 -} |
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46 - |
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47 void OPENSSL_cpuid_setup(void) |
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48 { |
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49 char *e; |
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50 - struct sigaction common_act, ill_oact, bus_oact; |
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51 - sigset_t all_masked, oset; |
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52 static int trigger = 0; |
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53 + uint_t ui = 0; |
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54 |
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55 if (trigger) |
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56 return; |
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57 @@ -192,54 +182,24 @@ |
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58 return; |
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59 } |
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60 |
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61 + (void) getisax(&ui, 1); |
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62 + |
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63 /* Initial value, fits UltraSPARC-I&II... */ |
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64 - OPENSSL_sparcv9cap_P = SPARCV9_PREFER_FPU | SPARCV9_TICK_PRIVILEGED; |
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65 + OPENSSL_sparcv9cap_P = SPARCV9_BLK; |
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66 |
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67 - sigfillset(&all_masked); |
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68 - sigdelset(&all_masked, SIGILL); |
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69 - sigdelset(&all_masked, SIGTRAP); |
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70 -# ifdef SIGEMT |
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71 - sigdelset(&all_masked, SIGEMT); |
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72 -# endif |
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73 - sigdelset(&all_masked, SIGFPE); |
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74 - sigdelset(&all_masked, SIGBUS); |
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75 - sigdelset(&all_masked, SIGSEGV); |
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76 - sigprocmask(SIG_SETMASK, &all_masked, &oset); |
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77 - |
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78 - memset(&common_act, 0, sizeof(common_act)); |
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79 - common_act.sa_handler = common_handler; |
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80 - common_act.sa_mask = all_masked; |
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81 - |
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82 - sigaction(SIGILL, &common_act, &ill_oact); |
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83 - sigaction(SIGBUS, &common_act, &bus_oact); /* T1 fails 16-bit ldda [on |
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84 - * Linux] */ |
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85 - |
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86 - if (sigsetjmp(common_jmp, 1) == 0) { |
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87 - _sparcv9_rdtick(); |
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88 - OPENSSL_sparcv9cap_P &= ~SPARCV9_TICK_PRIVILEGED; |
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89 - } |
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90 - |
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91 - if (sigsetjmp(common_jmp, 1) == 0) { |
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92 - _sparcv9_vis1_probe(); |
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93 - OPENSSL_sparcv9cap_P |= SPARCV9_VIS1; |
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94 - /* detect UltraSPARC-Tx, see sparccpud.S for details... */ |
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95 - if (_sparcv9_vis1_instrument() >= 12) |
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96 - OPENSSL_sparcv9cap_P &= ~(SPARCV9_VIS1 | SPARCV9_PREFER_FPU); |
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97 - else { |
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98 - _sparcv9_vis2_probe(); |
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99 - OPENSSL_sparcv9cap_P |= SPARCV9_VIS2; |
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100 + if (ui & AV_SPARC_VIS) { |
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101 + /* detect UltraSPARC-Tx, see sparccpuid.S for details... */ |
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102 + if (_sparcv9_vis1_instrument() < 7) |
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103 + OPENSSL_sparcv9cap_P |= SPARCV9_TICK_PRIVILEGED; |
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104 + if (_sparcv9_vis1_instrument() < 12) { |
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105 + OPENSSL_sparcv9cap_P |= SPARCV9_VIS1|SPARCV9_PREFER_FPU; |
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106 + if (ui & AV_SPARC_VIS2) |
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107 + OPENSSL_sparcv9cap_P |= SPARCV9_VIS2; |
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108 } |
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109 } |
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110 |
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111 - if (sigsetjmp(common_jmp, 1) == 0) { |
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112 - _sparcv9_fmadd_probe(); |
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113 + if (ui & AV_SPARC_FMAF) |
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114 OPENSSL_sparcv9cap_P |= SPARCV9_FMADD; |
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115 - } |
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116 - |
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117 - sigaction(SIGBUS, &bus_oact, NULL); |
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118 - sigaction(SIGILL, &ill_oact, NULL); |
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119 - |
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120 - sigprocmask(SIG_SETMASK, &oset, NULL); |
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121 } |
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122 |
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123 #endif |
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124 --- openssl-1.0.1g/crypto/sparccpuid.S.~1~ Thu May 1 13:07:00 2014 |
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125 +++ openssl-1.0.1g/crypto/sparccpuid.S Thu May 1 13:11:33 2014 |
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126 @@ -232,16 +232,6 @@ |
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127 .type _sparcv9_rdtick,#function |
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128 .size _sparcv9_rdtick,.-_sparcv9_rdtick |
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129 |
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130 -.global _sparcv9_vis1_probe |
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131 -.align 8 |
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132 -_sparcv9_vis1_probe: |
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133 - add %sp,BIAS+2,%o1 |
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134 - .word 0xc19a5a40 !ldda [%o1]ASI_FP16_P,%f0 |
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135 - retl |
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136 - .word 0x81b00d80 !fxor %f0,%f0,%f0 |
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137 -.type _sparcv9_vis1_probe,#function |
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138 -.size _sparcv9_vis1_probe,.-_sparcv9_vis1_probe |
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139 - |
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140 ! Probe and instrument VIS1 instruction. Output is number of cycles it |
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141 ! takes to execute rdtick and pair of VIS1 instructions. US-Tx VIS unit |
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142 ! is slow (documented to be 6 cycles on T2) and the core is in-order |
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143 @@ -296,24 +286,6 @@ |
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144 .type _sparcv9_vis1_instrument,#function |
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145 .size _sparcv9_vis1_instrument,.-_sparcv9_vis1_instrument |
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146 |
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147 -.global _sparcv9_vis2_probe |
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148 -.align 8 |
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149 -_sparcv9_vis2_probe: |
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150 - retl |
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151 - .word 0x81b00980 !bshuffle %f0,%f0,%f0 |
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152 -.type _sparcv9_vis2_probe,#function |
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153 -.size _sparcv9_vis2_probe,.-_sparcv9_vis2_probe |
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154 - |
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155 -.global _sparcv9_fmadd_probe |
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156 -.align 8 |
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157 -_sparcv9_fmadd_probe: |
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158 - .word 0x81b00d80 !fxor %f0,%f0,%f0 |
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159 - .word 0x85b08d82 !fxor %f2,%f2,%f2 |
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160 - retl |
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161 - .word 0x81b80440 !fmaddd %f0,%f0,%f2,%f0 |
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162 -.type _sparcv9_fmadd_probe,#function |
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163 -.size _sparcv9_fmadd_probe,.-_sparcv9_fmadd_probe |
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164 - |
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165 .global OPENSSL_cleanse |
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166 .align 32 |
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167 OPENSSL_cleanse: |
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