Add support for alt_bn128 syscalls

program-runtime/src/compute_budget.rs

@@ -84,6 +84,14 @@ pub struct ComputeBudget {
     pub heap_cost: u64,
     /// Memory operation syscall base cost
     pub mem_op_base_cost: u64,
+    /// Number of compute units consumed to call alt_bn128_addition
+    pub alt_bn128_addition_cost: u64,
+    /// Number of compute units consumed to call alt_bn128_multiplication.
+    pub alt_bn128_multiplication_cost: u64,
+    /// Total cost will be alt_bn128_pairing_one_pair_cost_first
+    /// + alt_bn128_pairing_one_pair_cost_other * (num_elems - 1)
+    pub alt_bn128_pairing_one_pair_cost_first: u64,
+    pub alt_bn128_pairing_one_pair_cost_other: u64,
 }
 
 impl Default for ComputeBudget {
@@ -123,6 +131,10 @@ impl ComputeBudget {
             heap_size: None,
             heap_cost: 8,
             mem_op_base_cost: 10,
+            alt_bn128_addition_cost: 334,
+            alt_bn128_multiplication_cost: 11_550,
+            alt_bn128_pairing_one_pair_cost_first: 36364,
+            alt_bn128_pairing_one_pair_cost_other: 12121,
         }
     }
 

programs/bpf/Cargo.toml

@@ -51,6 +51,7 @@ members = [
     "rust/128bit",
     "rust/128bit_dep",
     "rust/alloc",
+    "rust/alt_bn128",
     "rust/call_depth",
     "rust/caller_access",
     "rust/curve25519",

programs/bpf/build.rs

@@ -60,6 +60,7 @@ fn main() {
         let rust_programs = [
             "128bit",
             "alloc",
+            "alt_bn128",
             "call_depth",
             "caller_access",
             "curve25519",