adjust unit test gas costs, fix offset-by-one bug in the discount table

Signed-off-by: garyschulte <[email protected]>

evm/src/main/java/org/hyperledger/besu/evm/precompile/AbstractBLS12PrecompiledContract.java

@@ -41,28 +41,26 @@ public abstract class AbstractBLS12PrecompiledContract implements PrecompiledCon
   /** The Discount table. */
   static final int[] G1_DISCOUNT_TABLE =
       new int[] {
-        1800, 888, 955, 802, 743, 821, 750, 680, 657, 635, 612, 591, 664, 637,
-        611, 585, 578, 571, 564, 557, 628, 620, 612, 604, 596, 588, 578, 570,
-        562, 693, 683, 673, 670, 665, 663, 658, 655, 650, 648, 643, 640, 635,
-        633, 628, 625, 620, 618, 613, 610, 605, 603, 598, 595, 590, 588, 583,
-        580, 578, 573, 570, 565, 563, 558, 555, 553, 550, 548, 548, 545, 543,
-        540, 540, 538, 535, 533, 533, 530, 528, 528, 525, 523, 520, 520, 518,
-        515, 513, 513, 510, 508, 505, 505, 503, 500, 498, 498, 495, 493, 490,
-        490, 488, 485, 483, 483, 480, 478, 478, 475, 473, 470, 470, 468, 465,
-        463, 463, 460, 458, 455, 455, 453, 450, 448, 448, 445, 443, 440, 440,
-        438, 435
+        -1, 1800, 888, 955, 802, 743, 821, 750, 680, 657, 635, 612, 591, 664, 637, 611, 585, 578,
+        571, 564, 557, 628, 620, 612, 604, 596, 588, 578, 570, 562, 693, 683, 673, 670, 665, 663,
+        658, 655, 650, 648, 643, 640, 635, 633, 628, 625, 620, 618, 613, 610, 605, 603, 598, 595,
+        590, 588, 583, 580, 578, 573, 570, 565, 563, 558, 555, 553, 550, 548, 548, 545, 543, 540,
+        540, 538, 535, 533, 533, 530, 528, 528, 525, 523, 520, 520, 518, 515, 513, 513, 510, 508,
+        505, 505, 503, 500, 498, 498, 495, 493, 490, 490, 488, 485, 483, 483, 480, 478, 478, 475,
+        473, 470, 470, 468, 465, 463, 463, 460, 458, 455, 455, 453, 450, 448, 448, 445, 443, 440,
+        440, 438, 435
       };
 
   static final int[] G2_DISCOUNT_TABLE =
       new int[] {
-        1800, 1776, 1528, 1282, 1188, 1368, 1250, 1133, 1095, 1269, 1224, 1182, 1137, 1274, 1222,
-        1169, 1155, 1141, 1127, 1113, 1256, 1240, 1224, 1208, 1192, 1176, 1156, 1140, 1124, 1108,
-        1092, 1076, 1072, 1064, 1060, 1052, 1048, 1040, 1036, 1028, 1024, 1016, 1012, 1004, 1000,
-        992, 988, 980, 976, 968, 964, 956, 952, 944, 940, 932, 928, 924, 916, 912, 904, 900, 892,
-        888, 884, 880, 876, 876, 872, 868, 864, 864, 860, 856, 852, 852, 848, 844, 844, 840, 836,
-        832, 832, 828, 824, 820, 820, 816, 812, 808, 808, 804, 800, 796, 796, 792, 788, 784, 784,
-        780, 776, 772, 772, 768, 764, 764, 760, 756, 752, 752, 748, 744, 740, 740, 736, 732, 728,
-        728, 724, 720, 716, 716, 712, 708, 704, 704, 700, 696
+        -1, 1800, 1776, 1528, 1282, 1188, 1368, 1250, 1133, 1095, 1269, 1224, 1182, 1137, 1274,
+        1222, 1169, 1155, 1141, 1127, 1113, 1256, 1240, 1224, 1208, 1192, 1176, 1156, 1140, 1124,
+        1108, 1092, 1076, 1072, 1064, 1060, 1052, 1048, 1040, 1036, 1028, 1024, 1016, 1012, 1004,
+        1000, 992, 988, 980, 976, 968, 964, 956, 952, 944, 940, 932, 928, 924, 916, 912, 904, 900,
+        892, 888, 884, 880, 876, 876, 872, 868, 864, 864, 860, 856, 852, 852, 848, 844, 844, 840,
+        836, 832, 832, 828, 824, 820, 820, 816, 812, 808, 808, 804, 800, 796, 796, 792, 788, 784,
+        784, 780, 776, 772, 772, 768, 764, 764, 760, 756, 752, 752, 748, 744, 740, 740, 736, 732,
+        728, 728, 724, 720, 716, 716, 712, 708, 704, 704, 700, 696
       };
 
   /** The Max discount. */