int Mjoin(PATL,NCmmJIK_c) (const enum ATLAS_TRANS TA, const enum ATLAS_TRANS TB, const int M, const int N, const int K, const SCALAR alpha, const TYPE *A, const int lda, const TYPE *B, const int ldb, const SCALAR beta, TYPE *C, const int ldc) /* * JIK loop-ordered matmul with no matrix copy */ { const int Mb = M / MB, Nb = N / NB, Kb = K / KB; const int mr = M - Mb*MB, nr = N - Nb*NB, kr = K - Kb*KB; int incAk, incAm, incAn, incBk, incBm, incBn; #define incCm MB const int incCn = ldc*NB - M + mr; int i, j, k; const TYPE *a=A, *b=B; TYPE *c=C; TYPE btmp; void *vp; TYPE *cp; void (*geadd)(const int M, const int N, const SCALAR scalar, const TYPE *A, const int lda, const SCALAR beta, TYPE *C, const int ldc); void (*mm_bX)(const int M, const int N, const int K, const SCALAR alpha, const TYPE *A, const int lda, const TYPE *B, const int ldb, const SCALAR beta, TYPE *C, const int ldc); void (*mm_b1)(const int M, const int N, const int K, const SCALAR alpha, const TYPE *A, const int lda, const TYPE *B, const int ldb, const SCALAR beta, TYPE *C, const int ldc); void (*mmcu) (const int M, const int N, const int K, const SCALAR alpha, const TYPE *A, const int lda, const TYPE *B, const int ldb, const SCALAR beta, TYPE *C, const int ldc); void (*mm_fixedKcu)(const int M, const int N, const int K, const SCALAR alpha, const TYPE *A, const int lda, const TYPE *B, const int ldb, const SCALAR beta, TYPE *C, const int ldc); if (TA == AtlasNoTrans) { if (TB == AtlasNoTrans) { mm_bX = Mjoin(Mjoin(Mjoin(NCmm0,NN),0x0x0),_a1_b0); mm_b1 = Mjoin(Mjoin(Mjoin(NCmm0,NN),0x0x0),_a1_b1); mm_fixedKcu=Mjoin(Mjoin(Mjoin(NCmm00,Mjoin(0x0x,KB)),NN),0x0x0_aX_bX); mmcu = Mjoin(Mjoin(Mjoin(NCmm00,0x0x0),NN),0x0x0_aX_bX); } else { mm_bX = Mjoin(Mjoin(Mjoin(NCmm0,NT),0x0x0),_a1_b0); mm_b1 = Mjoin(Mjoin(Mjoin(NCmm0,NT),0x0x0),_a1_b1); mm_fixedKcu=Mjoin(Mjoin(Mjoin(NCmm00,Mjoin(0x0x,KB)),NT),0x0x0_aX_bX); mmcu = Mjoin(Mjoin(Mjoin(NCmm00,0x0x0),NT),0x0x0_aX_bX); } incAk = lda * KB; incAm = MB - Kb * incAk; incAn = -Mb * MB; } else { if (TB == AtlasNoTrans) { mm_bX = Mjoin(Mjoin(Mjoin(NCmm0,TN),0x0x0),_a1_b0); mm_b1 = Mjoin(Mjoin(Mjoin(NCmm0,TN),0x0x0),_a1_b1); mm_fixedKcu=Mjoin(Mjoin(Mjoin(NCmm00,Mjoin(0x0x,KB)),TN),0x0x0_aX_bX); mmcu = Mjoin(Mjoin(Mjoin(NCmm00,0x0x0),TN),0x0x0_aX_bX); } else { mm_bX = Mjoin(Mjoin(Mjoin(NCmm0,TT),0x0x0),_a1_b0); mm_b1 = Mjoin(Mjoin(Mjoin(NCmm0,TT),0x0x0),_a1_b1); mm_fixedKcu=Mjoin(Mjoin(Mjoin(NCmm00,Mjoin(0x0x,KB)),TT),0x0x0_aX_bX); mmcu = Mjoin(Mjoin(Mjoin(NCmm00,0x0x0),TT),0x0x0_aX_bX); } incAk = KB; incAm = lda*MB - Kb*KB; incAn = -lda*MB*Mb; } if (TB == AtlasNoTrans) { incBk = KB; incBm = -KB*Kb; incBn = ldb*NB; } else { incBk = KB*ldb; incBm = -Kb * incBk; incBn = NB; } if (alpha == ATL_rone) { if (beta == ATL_rzero) geadd = Mjoin(Mjoin(Mjoin(PATL,geadd),_a1),_b0); else if (beta == ATL_rone) geadd = Mjoin(Mjoin(Mjoin(PATL,geadd),_a1),_b1); else geadd = Mjoin(Mjoin(Mjoin(PATL,geadd),_a1),_bX); } else if (beta == ATL_rzero) geadd = Mjoin(Mjoin(Mjoin(PATL,geadd),_aX),_b0); else if (beta == ATL_rone) geadd = Mjoin(Mjoin(Mjoin(PATL,geadd),_aX),_b1); else geadd = Mjoin(Mjoin(Mjoin(PATL,geadd),_aX),_bX); vp = malloc(ATL_Cachelen + ATL_MulBySize(MB * NB)); ATL_assert(vp); cp = ATL_AlignPtr(vp); if (mr || nr || kr) for (j=MB*NB, i=0; i != j; i++) cp[i] = ATL_rzero; for (j=Nb; j; j--, a += incAn, b += incBn, c += incCn) { for (i=Mb; i; i--, a += incAm, b += incBm, c += incCm) { if (Kb) { mm_bX(MB, NB, KB, ATL_rone, a, lda, b, ldb, ATL_rzero, cp, MB); a += incAk; b += incBk; for (k=Kb-1; k; k--, a += incAk, b += incBk) mm_b1(MB, NB, KB, ATL_rone, a, lda, b, ldb, ATL_rone, cp, MB); if (kr) mmcu(MB, NB, kr, ATL_rone, a, lda, b, ldb, ATL_rone, cp, MB); } else if (kr) { Mjoin(PATL,zero)(MB*NB, cp, 1); /* kill NaN/INF from last time */ mmcu(MB, NB, kr, ATL_rone, a, lda, b, ldb, ATL_rzero, cp, MB); } geadd(MB, NB, alpha, cp, MB, beta, c, ldc); } } if (mr && N != nr) ATL_assert(Mjoin(PATL,NCmmIJK)(TA, TB, mr, N-nr, K, alpha, A+Mb*(incAm+Kb*incAk), lda, B, ldb, beta, C+Mb*MB, ldc) ==0); if (nr) { for (i=Mb; i; i--, a += incAm, b += incBm, c += incCm) { Mjoin(PATL,zero)(MB*nr, cp, 1); /* kill NaN and INF from last time */ if (Kb) { mm_fixedKcu(MB, nr, KB, ATL_rone, a, lda, b, ldb, ATL_rzero, cp, MB); a += incAk; b += incBk; for (k=Kb-1; k; k--, a += incAk, b += incBk) mm_fixedKcu(MB, nr, KB, ATL_rone, a, lda, b, ldb, ATL_rone, cp, MB); if (kr) mmcu(MB, nr, kr, ATL_rone, a, lda, b, ldb, ATL_rone, cp, MB); } else if (kr) mmcu(MB, nr, kr, ATL_rone, a, lda, b, ldb, ATL_rzero, cp, MB); geadd(MB, nr, alpha, cp, MB, beta, c, ldc); } if (mr) /* cleanup small mr x nr block of C */ { c = C + Mb*MB + ldc*Nb*NB; a = A + Mb*(incAm+Kb*incAk); b = B + Nb*( incBn+(Mb*(incBm+Kb*incBk)) ); Mjoin(PATL,zero)(MB*nr, cp, 1); /* kill NaN and INF from last time */ if (Kb) { mm_fixedKcu(mr, nr, KB, ATL_rone, a, lda, b, ldb, ATL_rzero, cp, MB); a += incAk; b += incBk; for (k=Kb-1; k; k--, a += incAk, b += incBk) mm_fixedKcu(mr, nr, KB, ATL_rone, a, lda, b, ldb, ATL_rone, cp, MB); if (kr) mmcu(mr, nr, kr, ATL_rone, a, lda, b, ldb, ATL_rone, cp, MB); } else if (kr) mmcu(mr, nr, kr, ATL_rone, a, lda, b, ldb, ATL_rzero, cp, MB); geadd(mr, nr, alpha, cp, MB, beta, c, ldc); } } free(vp); return(0); }
int Mjoin(PATL,NCmmIJK) (const enum ATLAS_TRANS TA, const enum ATLAS_TRANS TB, const int M, const int N, const int K, const SCALAR alpha, const TYPE *A, const int lda, const TYPE *B, const int ldb, const SCALAR beta, TYPE *C, const int ldc) /* * IJK loop-ordered matmul with no matrix copy */ { const int Mb = M / MB, Nb = N / NB, Kb = K / KB; const int mr = M - Mb*MB, nr = N - Nb*NB, kr = K - Kb*KB; int incAk, incAm, incAn, incBk, incBm, incBn; const int incCn = ldc*NB, incCm = MB - Nb * incCn; const int BetaIsZero = (beta == ATL_rzero); int i, j, k; const TYPE *a=A, *b=B; TYPE *c=C; TYPE btmp; void (*mm_bX)(const int M, const int N, const int K, const SCALAR alpha, const TYPE *A, const int lda, const TYPE *B, const int ldb, const SCALAR beta, TYPE *C, const int ldc); void (*mm_b1)(const int M, const int N, const int K, const SCALAR alpha, const TYPE *A, const int lda, const TYPE *B, const int ldb, const SCALAR beta, TYPE *C, const int ldc); void (*mmcu) (const int M, const int N, const int K, const SCALAR alpha, const TYPE *A, const int lda, const TYPE *B, const int ldb, const SCALAR beta, TYPE *C, const int ldc); void (*mm_fixedKcu)(const int M, const int N, const int K, const SCALAR alpha, const TYPE *A, const int lda, const TYPE *B, const int ldb, const SCALAR beta, TYPE *C, const int ldc); if (TA == AtlasNoTrans) { if (TB == AtlasNoTrans) { mm_fixedKcu=Mjoin(Mjoin(Mjoin(NCmm00,Mjoin(0x0x,KB)),NN),0x0x0_aX_bX); mmcu = Mjoin(Mjoin(Mjoin(NCmm00,0x0x0),NN),0x0x0_aX_bX); } else { mm_fixedKcu=Mjoin(Mjoin(Mjoin(NCmm00,Mjoin(0x0x,KB)),NT),0x0x0_aX_bX); mmcu = Mjoin(Mjoin(Mjoin(NCmm00,0x0x0),NT),0x0x0_aX_bX); } incAk = lda * KB; incAn = -Kb * incAk; incAm = MB; } else { if (TB == AtlasNoTrans) { mm_fixedKcu=Mjoin(Mjoin(Mjoin(NCmm00,Mjoin(0x0x,KB)),TN),0x0x0_aX_bX); mmcu = Mjoin(Mjoin(Mjoin(NCmm00,0x0x0),TN),0x0x0_aX_bX); } else { mm_fixedKcu=Mjoin(Mjoin(Mjoin(NCmm00,Mjoin(0x0x,KB)),TT),0x0x0_aX_bX); mmcu = Mjoin(Mjoin(Mjoin(NCmm00,0x0x0),TT),0x0x0_aX_bX); } incAk = KB; incAn = -Kb * incAk; incAm = MB * lda; } if (TB == AtlasNoTrans) { incBk = KB; incBn = ldb*NB - K + kr; incBm = -Nb * ldb * NB; } else { incBk = KB*ldb; incBn = NB - Kb*incBk; incBm = -Nb*NB; } if (alpha == ATL_rone) { if (TA == AtlasNoTrans) { if (TB == AtlasNoTrans) { mm_b1 = Mjoin(Mjoin(Mjoin(NCmm0,NN),0x0x0),_a1_b1); if (beta == ATL_rone) mm_bX = mm_b1; else if (beta == ATL_rzero) mm_bX = Mjoin(Mjoin(Mjoin(NCmm0,NN),0x0x0),_a1_b0); else mm_bX = Mjoin(Mjoin(Mjoin(NCmm0,NN),0x0x0),_a1_bX); } else { mm_b1 = Mjoin(Mjoin(Mjoin(NCmm0,NT),0x0x0),_a1_b1); if (beta == ATL_rone) mm_bX = mm_b1; else if (beta == ATL_rzero) mm_bX = Mjoin(Mjoin(Mjoin(NCmm0,NT),0x0x0),_a1_b0); else mm_bX = Mjoin(Mjoin(Mjoin(NCmm0,NT),0x0x0),_a1_bX); } } else { if (TB == AtlasNoTrans) { mm_b1 = Mjoin(Mjoin(Mjoin(NCmm0,TN),0x0x0),_a1_b1); if (beta == ATL_rone) mm_bX = mm_b1; else if (beta == ATL_rzero) mm_bX = Mjoin(Mjoin(Mjoin(NCmm0,TN),0x0x0),_a1_b0); else mm_bX = Mjoin(Mjoin(Mjoin(NCmm0,TN),0x0x0),_a1_bX); } else { mm_b1 = Mjoin(Mjoin(Mjoin(NCmm0,TT),0x0x0),_a1_b1); if (beta == ATL_rone) mm_bX = mm_b1; else if (beta == ATL_rzero) mm_bX = Mjoin(Mjoin(Mjoin(NCmm0,TT),0x0x0),_a1_b0); else mm_bX = Mjoin(Mjoin(Mjoin(NCmm0,TT),0x0x0),_a1_bX); } } } else /* non-one alpha */ { btmp = Mabs(beta); if (btmp < ATL_rone) btmp = 1.0; /* * If needed, call version that uses temp C to handle alpha & beta safely */ if (Kb >= ATL_MaxMMalpha || Mabs(alpha) < btmp) return(Mjoin(PATL,NCmmIJK_c)(TA, TB, M, N, K, alpha, A, lda, B, ldb, beta, C, ldc)); if (TA == AtlasNoTrans) { if (TB == AtlasNoTrans) { mm_bX = mm_b1 = Mjoin(Mjoin(Mjoin(NCmm0,NN),0x0x0),_aX_bX); if (beta == ATL_rzero) mm_bX = Mjoin(Mjoin(Mjoin(NCmm0,NN),0x0x0),_aX_b0); } else { mm_bX = mm_b1 = Mjoin(Mjoin(Mjoin(NCmm0,NT),0x0x0),_aX_bX); if (beta == ATL_rzero) mm_bX = Mjoin(Mjoin(Mjoin(NCmm0,NT),0x0x0),_aX_b0); } } else { if (TB == AtlasNoTrans) { mm_bX = mm_b1 = Mjoin(Mjoin(Mjoin(NCmm0,TN),0x0x0),_aX_bX); if (beta == ATL_rzero) mm_bX = Mjoin(Mjoin(Mjoin(NCmm0,TN),0x0x0),_aX_b0); } else { mm_bX = mm_b1 = Mjoin(Mjoin(Mjoin(NCmm0,TT),0x0x0),_aX_bX); if (beta == ATL_rzero) mm_bX = Mjoin(Mjoin(Mjoin(NCmm0,TT),0x0x0),_aX_b0); } } } for (i=Mb; i; i--, a += incAm, b += incBm, c += incCm) { for (j=Nb; j; j--, a += incAn, b += incBn, c += incCn) { if (Kb) { mm_bX(MB, NB, KB, alpha, a, lda, b, ldb, beta, c, ldc); a += incAk; b += incBk; for (k=Kb-1; k; k--, a += incAk, b += incBk) mm_b1(MB, NB, KB, alpha, a, lda, b, ldb, ATL_rone, c, ldc); if (kr) mmcu(MB, NB, kr, alpha, a, lda, b, ldb, ATL_rone, c, ldc); } else if (kr) { if (BetaIsZero) Mjoin(PATL,gezero)(MB, NB, c, ldc); mmcu(MB, NB, kr, alpha, a, lda, b, ldb, beta, c, ldc); } } } if (mr) /* M-loop remainder */ { for (j=Nb; j; j--, a += incAn, b += incBn, c += incCn) { if (BetaIsZero) Mjoin(PATL,gezero)(mr, NB, c, ldc); if (Kb) { mm_fixedKcu(mr, NB, KB, alpha, a, lda, b, ldb, beta, c, ldc); a += incAk; b += incBk; for (k=Kb-1; k; k--, a += incAk, b += incBk) mm_fixedKcu(mr, NB, KB, alpha, a, lda, b, ldb, ATL_rone, c, ldc); if (kr) mmcu(mr, NB, kr, alpha, a, lda, b, ldb, ATL_rone, c, ldc); } else if (kr) mmcu(mr, NB, kr, alpha, a, lda, b, ldb, beta, c, ldc); } } if (nr) ATL_assert(Mjoin(PATL,NCmmJIK)(TA, TB, M, nr, K, alpha, A, lda, B+Nb*(incBn+Kb*incBk), ldb, beta, C+Nb*NB*ldc, ldc) == 0); return(0); }