24 lines
641 B
Go
24 lines
641 B
Go
//go:build amd64
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package p256k1
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// fieldMulAsm multiplies two field elements using x86-64 assembly.
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// This is a direct port of bitcoin-core secp256k1_fe_mul_inner.
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// r, a, b are 5x52-bit limb representations.
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//
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//go:noescape
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func fieldMulAsm(r, a, b *FieldElement)
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// fieldSqrAsm squares a field element using x86-64 assembly.
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// This is a direct port of bitcoin-core secp256k1_fe_sqr_inner.
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// Squaring is optimized compared to multiplication.
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//
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//go:noescape
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func fieldSqrAsm(r, a *FieldElement)
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// hasFieldAsm returns true if field assembly is available.
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// On amd64, this is always true.
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func hasFieldAsm() bool {
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return true
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}
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