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gitea/vendor/golang.org/x/crypto/curve25519/square_amd64.s

square_amd64.s 2.0KB
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  1. // Copyright 2012 The Go Authors. All rights reserved.

  2. // Use of this source code is governed by a BSD-style

  3. // license that can be found in the LICENSE file.

  4. 

  5. // This code was translated into a form compatible with 6a from the public

  6. // domain sources in SUPERCOP: https://bench.cr.yp.to/supercop.html

  7. 

  8. // +build amd64,!gccgo,!appengine

  9. 

  10. #include "const_amd64.h"

  11. 

  12. // func square(out, in *[5]uint64)

  13. TEXT ·square(SB),7,$0-16

  14. 	MOVQ out+0(FP), DI

  15. 	MOVQ in+8(FP), SI

  16. 

  17. 	MOVQ 0(SI),AX

  18. 	MULQ 0(SI)

  19. 	MOVQ AX,CX

  20. 	MOVQ DX,R8

  21. 	MOVQ 0(SI),AX

  22. 	SHLQ $1,AX

  23. 	MULQ 8(SI)

  24. 	MOVQ AX,R9

  25. 	MOVQ DX,R10

  26. 	MOVQ 0(SI),AX

  27. 	SHLQ $1,AX

  28. 	MULQ 16(SI)

  29. 	MOVQ AX,R11

  30. 	MOVQ DX,R12

  31. 	MOVQ 0(SI),AX

  32. 	SHLQ $1,AX

  33. 	MULQ 24(SI)

  34. 	MOVQ AX,R13

  35. 	MOVQ DX,R14

  36. 	MOVQ 0(SI),AX

  37. 	SHLQ $1,AX

  38. 	MULQ 32(SI)

  39. 	MOVQ AX,R15

  40. 	MOVQ DX,BX

  41. 	MOVQ 8(SI),AX

  42. 	MULQ 8(SI)

  43. 	ADDQ AX,R11

  44. 	ADCQ DX,R12

  45. 	MOVQ 8(SI),AX

  46. 	SHLQ $1,AX

  47. 	MULQ 16(SI)

  48. 	ADDQ AX,R13

  49. 	ADCQ DX,R14

  50. 	MOVQ 8(SI),AX

  51. 	SHLQ $1,AX

  52. 	MULQ 24(SI)

  53. 	ADDQ AX,R15

  54. 	ADCQ DX,BX

  55. 	MOVQ 8(SI),DX

  56. 	IMUL3Q $38,DX,AX

  57. 	MULQ 32(SI)

  58. 	ADDQ AX,CX

  59. 	ADCQ DX,R8

  60. 	MOVQ 16(SI),AX

  61. 	MULQ 16(SI)

  62. 	ADDQ AX,R15

  63. 	ADCQ DX,BX

  64. 	MOVQ 16(SI),DX

  65. 	IMUL3Q $38,DX,AX

  66. 	MULQ 24(SI)

  67. 	ADDQ AX,CX

  68. 	ADCQ DX,R8

  69. 	MOVQ 16(SI),DX

  70. 	IMUL3Q $38,DX,AX

  71. 	MULQ 32(SI)

  72. 	ADDQ AX,R9

  73. 	ADCQ DX,R10

  74. 	MOVQ 24(SI),DX

  75. 	IMUL3Q $19,DX,AX

  76. 	MULQ 24(SI)

  77. 	ADDQ AX,R9

  78. 	ADCQ DX,R10

  79. 	MOVQ 24(SI),DX

  80. 	IMUL3Q $38,DX,AX

  81. 	MULQ 32(SI)

  82. 	ADDQ AX,R11

  83. 	ADCQ DX,R12

  84. 	MOVQ 32(SI),DX

  85. 	IMUL3Q $19,DX,AX

  86. 	MULQ 32(SI)

  87. 	ADDQ AX,R13

  88. 	ADCQ DX,R14

  89. 	MOVQ $REDMASK51,SI

  90. 	SHLQ $13,CX,R8

  91. 	ANDQ SI,CX

  92. 	SHLQ $13,R9,R10

  93. 	ANDQ SI,R9

  94. 	ADDQ R8,R9

  95. 	SHLQ $13,R11,R12

  96. 	ANDQ SI,R11

  97. 	ADDQ R10,R11

  98. 	SHLQ $13,R13,R14

  99. 	ANDQ SI,R13

  100. 	ADDQ R12,R13

  101. 	SHLQ $13,R15,BX

  102. 	ANDQ SI,R15

  103. 	ADDQ R14,R15

  104. 	IMUL3Q $19,BX,DX

  105. 	ADDQ DX,CX

  106. 	MOVQ CX,DX

  107. 	SHRQ $51,DX

  108. 	ADDQ R9,DX

  109. 	ANDQ SI,CX

  110. 	MOVQ DX,R8

  111. 	SHRQ $51,DX

  112. 	ADDQ R11,DX

  113. 	ANDQ SI,R8

  114. 	MOVQ DX,R9

  115. 	SHRQ $51,DX

  116. 	ADDQ R13,DX

  117. 	ANDQ SI,R9

  118. 	MOVQ DX,AX

  119. 	SHRQ $51,DX

  120. 	ADDQ R15,DX

  121. 	ANDQ SI,AX

  122. 	MOVQ DX,R10

  123. 	SHRQ $51,DX

  124. 	IMUL3Q $19,DX,DX

  125. 	ADDQ DX,CX

  126. 	ANDQ SI,R10

  127. 	MOVQ CX,0(DI)

  128. 	MOVQ R8,8(DI)

  129. 	MOVQ R9,16(DI)

  130. 	MOVQ AX,24(DI)

  131. 	MOVQ R10,32(DI)

  132. 	RET