SHA256ROUND1(index, const, a, b, c, d, e, f, g, h) \ LOAD1(index); \ SHA256ROUND(const, a, b, c, d, e, f, g, h) // A stack frame size of 64 bytes is required here, because // the frame size used for data expansion is 64 bytes. // See the definition of the macro LOAD1 above (4 bytes * 16 entries). // //func block(dig *Digest, p []byte) TEXT ·block(SB),NOSPLIT,$64-32 MOVV p_base+8(FP), R5 MOVV p_len+16(FP), R6 AND $~63, R6 BEQ R6, end // p_len >= 64 MOVV dig+0(FP), R4 ADDV R5, R6, R25 MOVW (0*4)(R4), R8 //...