| /* { dg-do compile } */ |
| /* { dg-options "-Os -Wstack-usage=2500" } */ |
| |
| /* This is a modified algorithm with bit-not "~" at the Sigma-blocks. |
| It improves the test coverage of one_cmpldi2 and subdi3 patterns. |
| Unlike the original test case these insns can reach the reload pass, |
| which may result in large stack usage. */ |
| |
| #define SHA_LONG64 unsigned long long |
| #define U64(C) C##ULL |
| |
| #define SHA_LBLOCK 16 |
| #define SHA512_CBLOCK (SHA_LBLOCK*8) |
| |
| typedef struct SHA512state_st { |
| SHA_LONG64 h[8]; |
| SHA_LONG64 Nl, Nh; |
| union { |
| SHA_LONG64 d[SHA_LBLOCK]; |
| unsigned char p[SHA512_CBLOCK]; |
| } u; |
| unsigned int num, md_len; |
| } SHA512_CTX; |
| |
| static const SHA_LONG64 K512[80] = { |
| U64(0x428a2f98d728ae22), U64(0x7137449123ef65cd), |
| U64(0xb5c0fbcfec4d3b2f), U64(0xe9b5dba58189dbbc), |
| U64(0x3956c25bf348b538), U64(0x59f111f1b605d019), |
| U64(0x923f82a4af194f9b), U64(0xab1c5ed5da6d8118), |
| U64(0xd807aa98a3030242), U64(0x12835b0145706fbe), |
| U64(0x243185be4ee4b28c), U64(0x550c7dc3d5ffb4e2), |
| U64(0x72be5d74f27b896f), U64(0x80deb1fe3b1696b1), |
| U64(0x9bdc06a725c71235), U64(0xc19bf174cf692694), |
| U64(0xe49b69c19ef14ad2), U64(0xefbe4786384f25e3), |
| U64(0x0fc19dc68b8cd5b5), U64(0x240ca1cc77ac9c65), |
| U64(0x2de92c6f592b0275), U64(0x4a7484aa6ea6e483), |
| U64(0x5cb0a9dcbd41fbd4), U64(0x76f988da831153b5), |
| U64(0x983e5152ee66dfab), U64(0xa831c66d2db43210), |
| U64(0xb00327c898fb213f), U64(0xbf597fc7beef0ee4), |
| U64(0xc6e00bf33da88fc2), U64(0xd5a79147930aa725), |
| U64(0x06ca6351e003826f), U64(0x142929670a0e6e70), |
| U64(0x27b70a8546d22ffc), U64(0x2e1b21385c26c926), |
| U64(0x4d2c6dfc5ac42aed), U64(0x53380d139d95b3df), |
| U64(0x650a73548baf63de), U64(0x766a0abb3c77b2a8), |
| U64(0x81c2c92e47edaee6), U64(0x92722c851482353b), |
| U64(0xa2bfe8a14cf10364), U64(0xa81a664bbc423001), |
| U64(0xc24b8b70d0f89791), U64(0xc76c51a30654be30), |
| U64(0xd192e819d6ef5218), U64(0xd69906245565a910), |
| U64(0xf40e35855771202a), U64(0x106aa07032bbd1b8), |
| U64(0x19a4c116b8d2d0c8), U64(0x1e376c085141ab53), |
| U64(0x2748774cdf8eeb99), U64(0x34b0bcb5e19b48a8), |
| U64(0x391c0cb3c5c95a63), U64(0x4ed8aa4ae3418acb), |
| U64(0x5b9cca4f7763e373), U64(0x682e6ff3d6b2b8a3), |
| U64(0x748f82ee5defb2fc), U64(0x78a5636f43172f60), |
| U64(0x84c87814a1f0ab72), U64(0x8cc702081a6439ec), |
| U64(0x90befffa23631e28), U64(0xa4506cebde82bde9), |
| U64(0xbef9a3f7b2c67915), U64(0xc67178f2e372532b), |
| U64(0xca273eceea26619c), U64(0xd186b8c721c0c207), |
| U64(0xeada7dd6cde0eb1e), U64(0xf57d4f7fee6ed178), |
| U64(0x06f067aa72176fba), U64(0x0a637dc5a2c898a6), |
| U64(0x113f9804bef90dae), U64(0x1b710b35131c471b), |
| U64(0x28db77f523047d84), U64(0x32caab7b40c72493), |
| U64(0x3c9ebe0a15c9bebc), U64(0x431d67c49c100d4c), |
| U64(0x4cc5d4becb3e42b6), U64(0x597f299cfc657e2a), |
| U64(0x5fcb6fab3ad6faec), U64(0x6c44198c4a475817) |
| }; |
| |
| #define B(x,j) (((SHA_LONG64)(*(((const unsigned char *)(&x))+j)))<<((7-j)*8)) |
| #define PULL64(x) (B(x,0)|B(x,1)|B(x,2)|B(x,3)|B(x,4)|B(x,5)|B(x,6)|B(x,7)) |
| #define ROTR(x,s) (((x)>>s) | (x)<<(64-s)) |
| #define Sigma0(x) ~(ROTR((x),28) ^ ROTR((x),34) ^ ROTR((x),39)) |
| #define Sigma1(x) ~(ROTR((x),14) ^ ROTR((x),18) ^ ROTR((x),41)) |
| #define sigma0(x) ~(ROTR((x),1) ^ ROTR((x),8) ^ ((x)>>7)) |
| #define sigma1(x) ~(ROTR((x),19) ^ ROTR((x),61) ^ ((x)>>6)) |
| #define Ch(x,y,z) (((x) & (y)) ^ ((~(x)) & (z))) |
| #define Maj(x,y,z) (((x) & (y)) ^ ((x) & (z)) ^ ((y) & (z))) |
| |
| #define ROUND_00_15(i,a,b,c,d,e,f,g,h) do { \ |
| T1 += h + Sigma1(e) + Ch(e,f,g) + K512[i]; \ |
| h = Sigma0(a) + Maj(a,b,c); \ |
| d += T1; h += T1; } while (0) |
| #define ROUND_16_80(i,j,a,b,c,d,e,f,g,h,X) do { \ |
| s0 = X[(j+1)&0x0f]; s0 = sigma0(s0); \ |
| s1 = X[(j+14)&0x0f]; s1 = sigma1(s1); \ |
| T1 = X[(j)&0x0f] += s0 + s1 + X[(j+9)&0x0f]; \ |
| ROUND_00_15(i+j,a,b,c,d,e,f,g,h); } while (0) |
| void sha512_block_data_order(SHA512_CTX *ctx, const void *in, |
| unsigned int num) |
| { |
| const SHA_LONG64 *W = in; |
| SHA_LONG64 a, b, c, d, e, f, g, h, s0, s1, T1; |
| SHA_LONG64 X[16]; |
| int i; |
| |
| while (num--) { |
| |
| a = ctx->h[0]; |
| b = ctx->h[1]; |
| c = ctx->h[2]; |
| d = ctx->h[3]; |
| e = ctx->h[4]; |
| f = ctx->h[5]; |
| g = ctx->h[6]; |
| h = ctx->h[7]; |
| |
| T1 = X[0] = PULL64(W[0]); |
| ROUND_00_15(0, a, b, c, d, e, f, g, h); |
| T1 = X[1] = PULL64(W[1]); |
| ROUND_00_15(1, h, a, b, c, d, e, f, g); |
| T1 = X[2] = PULL64(W[2]); |
| ROUND_00_15(2, g, h, a, b, c, d, e, f); |
| T1 = X[3] = PULL64(W[3]); |
| ROUND_00_15(3, f, g, h, a, b, c, d, e); |
| T1 = X[4] = PULL64(W[4]); |
| ROUND_00_15(4, e, f, g, h, a, b, c, d); |
| T1 = X[5] = PULL64(W[5]); |
| ROUND_00_15(5, d, e, f, g, h, a, b, c); |
| T1 = X[6] = PULL64(W[6]); |
| ROUND_00_15(6, c, d, e, f, g, h, a, b); |
| T1 = X[7] = PULL64(W[7]); |
| ROUND_00_15(7, b, c, d, e, f, g, h, a); |
| T1 = X[8] = PULL64(W[8]); |
| ROUND_00_15(8, a, b, c, d, e, f, g, h); |
| T1 = X[9] = PULL64(W[9]); |
| ROUND_00_15(9, h, a, b, c, d, e, f, g); |
| T1 = X[10] = PULL64(W[10]); |
| ROUND_00_15(10, g, h, a, b, c, d, e, f); |
| T1 = X[11] = PULL64(W[11]); |
| ROUND_00_15(11, f, g, h, a, b, c, d, e); |
| T1 = X[12] = PULL64(W[12]); |
| ROUND_00_15(12, e, f, g, h, a, b, c, d); |
| T1 = X[13] = PULL64(W[13]); |
| ROUND_00_15(13, d, e, f, g, h, a, b, c); |
| T1 = X[14] = PULL64(W[14]); |
| ROUND_00_15(14, c, d, e, f, g, h, a, b); |
| T1 = X[15] = PULL64(W[15]); |
| ROUND_00_15(15, b, c, d, e, f, g, h, a); |
| |
| for (i = 16; i < 80; i += 16) { |
| ROUND_16_80(i, 0, a, b, c, d, e, f, g, h, X); |
| ROUND_16_80(i, 1, h, a, b, c, d, e, f, g, X); |
| ROUND_16_80(i, 2, g, h, a, b, c, d, e, f, X); |
| ROUND_16_80(i, 3, f, g, h, a, b, c, d, e, X); |
| ROUND_16_80(i, 4, e, f, g, h, a, b, c, d, X); |
| ROUND_16_80(i, 5, d, e, f, g, h, a, b, c, X); |
| ROUND_16_80(i, 6, c, d, e, f, g, h, a, b, X); |
| ROUND_16_80(i, 7, b, c, d, e, f, g, h, a, X); |
| ROUND_16_80(i, 8, a, b, c, d, e, f, g, h, X); |
| ROUND_16_80(i, 9, h, a, b, c, d, e, f, g, X); |
| ROUND_16_80(i, 10, g, h, a, b, c, d, e, f, X); |
| ROUND_16_80(i, 11, f, g, h, a, b, c, d, e, X); |
| ROUND_16_80(i, 12, e, f, g, h, a, b, c, d, X); |
| ROUND_16_80(i, 13, d, e, f, g, h, a, b, c, X); |
| ROUND_16_80(i, 14, c, d, e, f, g, h, a, b, X); |
| ROUND_16_80(i, 15, b, c, d, e, f, g, h, a, X); |
| } |
| |
| ctx->h[0] += a; |
| ctx->h[1] += b; |
| ctx->h[2] += c; |
| ctx->h[3] += d; |
| ctx->h[4] += e; |
| ctx->h[5] += f; |
| ctx->h[6] += g; |
| ctx->h[7] += h; |
| |
| W += SHA_LBLOCK; |
| } |
| } |