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Fp12

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This commit is contained in:
Dmitry Vagner 2022-10-13 20:06:19 -04:00
parent fc2ea6281d
commit adc8c33b0d
3 changed files with 38 additions and 6 deletions
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12
evm/src/cpu/kernel/asm/fields/Fp12.asm
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@ -5,8 +5,15 @@
///
/// h = fg + sh(f'g')
/// h' = (f+f')(g+g') - fg - f'g'
///
/// Note: each symbol in the stack comments takes up six words
mul_Fp12:
global mul_Fp12:
pre_mul:
calc:
%load_fp6(6)
%load_fp6(18)
%dup2_fp6
@ -56,4 +63,5 @@ mul_Fp12:
%add_fp6
// stack: sh(f'g') + fg
%store_fp6(24)
JUMP
%jump(0xdeadbeef)

28
evm/src/cpu/kernel/asm/fields/fp6mul.asm
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@ -1,4 +1,28 @@
global mul_Fp6:
macro mul_Fp6
// stack: c0, c0_, c1, c1_, c2, c2_, d0, d0_, d1, d1_, d2, d2_
SWAP3
// stack: c1_, c0_, c1, c0, c2, c2_, d0, d0_, d1, d1_, d2, d2_
SWAP11
// stack: d2_, c0_, c1, c0, c2, c2_, d0, d0_, d1, d1_, d2, c1_
SWAP4
// stack: c2, c0_, c1, c0, d2_, c2_, d0, d0_, d1, d1_, d2, c1_
SWAP9
// stack: d1_, c0_, c1, c0, d2_, c2_, d0, d0_, d1, c2, d2, c1_
SWAP7
// stack: d0_, c0_, c1, c0, d2_, c2_, d0, d1_, d1, c2, d2, c1_
SWAP10
// stack: d2, c0_, c1, c0, d2_, c2_, d0, d1_, d1, c2, d0_, c1_
SWAP6
// stack: d0, c0_, c1, c0, d2_, c2_, d2, d1_, d1, c2, d0_, c1_
SWAP2
// stack: c1, c0_, d0, c0, d2_, c2_, d2, d1_, d1, c2, d0_, c1_
SWAP8
// stack: d1, c0_, d0, c0, d2_, c2_, d2, d1_, c1, c2, d0_, c1_
SWAP1
// stack: c0_, d1, d0, c0, d2_, c2_, d2, d1_, c1, c2, d0_, c1_
SWAP5
// stack: c2_, d1, d0, c0, d2_, c0_, d2, d1_, c1, c2, d0_, c1_
SWAP1
// stack: d1, c2_, d0, c0, d2_, c0_, d2, d1_, c1, c2, d0_, c1_
DUP6
// stack: c0_, d1, c2_, d0, c0, d2_, c0_, d2, d1_, c1, c2, d0_, c1_
@ -316,4 +340,4 @@ global mul_Fp6:
// stack: d2c0_ + d2_c0 + d0c2_ + d1c1_ + d1_c1 + d0_c2, 9d1c2_ + d1_c2 + d2c1_ + d2_c1 + d1c2 + d2c1 - d2_c1_ + d1_c2_ + d0c0 - d0_c0_, c0d1 + c1d0 + 9c2d2_ + c2_d2 - c2d2 - c2_d2_ - c0_d1_ + c1_d0_, c0d1_ + c0_d1 + c1d0_ + c1_d0 + 9c2d2 - c2_d2_ + c2d2_ + c2_d2, c0d2 + c1d1 + c2d0 - c0_d2_ + c1_d1_ + c2_d0_, 9d1c2 + d2c1 - d2_c1_ + d1_c2_ - d1c2_ + d1_c2 + d2c1_ + d2_c1 + c0d0_ + c0_d0
SWAP5
// stack: 9d1c2 + d2c1 - d2_c1_ + d1_c2_ - d1c2_ + d1_c2 + d2c1_ + d2_c1 + c0d0_ + c0_d0, 9d1c2_ + d1_c2 + d2c1_ + d2_c1 + d1c2 + d2c1 - d2_c1_ + d1_c2_ + d0c0 - d0_c0_, c0d1 + c1d0 + 9c2d2_ + c2_d2 - c2d2 - c2_d2_ - c0_d1_ + c1_d0_, c0d1_ + c0_d1 + c1d0_ + c1_d0 + 9c2d2 - c2_d2_ + c2d2_ + c2_d2, c0d2 + c1d1 + c2d0 - c0_d2_ + c1_d1_ + c2_d0_, d2c0_ + d2_c0 + d0c2_ + d1c1_ + d1_c1 + d0_c2
%jump(0xdeadbeef)
%endmacro

4
evm/src/cpu/kernel/tests/fields.rs
View File

@ -9,8 +9,8 @@ use crate::cpu::kernel::interpreter::run_with_kernel;
fn test_field() -> Result<()> {
let kernel = combined_kernel();
let initial_offset = kernel.global_labels["mul_Fp6"];
let initial_stack: Vec<U256> = vec![0, 0, 3, 1, 0, 1, 0, 1, 0, 1, 0, 0].iter().map(|&x| U256::from(x as u32)).rev().collect();
let initial_offset = kernel.global_labels["mul_Fp12"];
let initial_stack: Vec<U256> = vec![1, 1, 0, 0, 1, 0, 3, 0, 0, 1, 0, 0].iter().map(|&x| U256::from(x as u32)).rev().collect();
let final_stack: Vec<U256> = run_with_kernel(&kernel, initial_offset, initial_stack)?
.stack()
.to_vec();