diff options
Diffstat (limited to 'ML_ADM/src/ML_ADM_convertFromADMBase.cc')
-rw-r--r-- | ML_ADM/src/ML_ADM_convertFromADMBase.cc | 333 |
1 files changed, 255 insertions, 78 deletions
diff --git a/ML_ADM/src/ML_ADM_convertFromADMBase.cc b/ML_ADM/src/ML_ADM_convertFromADMBase.cc index 8c67661..36c4eb4 100644 --- a/ML_ADM/src/ML_ADM_convertFromADMBase.cc +++ b/ML_ADM/src/ML_ADM_convertFromADMBase.cc @@ -13,13 +13,14 @@ #include "GenericFD.h" #include "Differencing.h" #include "loopcontrol.h" +#include "vectors.h" /* Define macros used in calculations */ #define INITVALUE (42) #define QAD(x) (SQR(SQR(x))) -#define INV(x) ((1.0) / (x)) -#define SQR(x) ((x) * (x)) -#define CUB(x) ((x) * (x) * (x)) +#define INV(x) (kdiv(ToReal(1.0),x)) +#define SQR(x) (kmul(x,x)) +#define CUB(x) (kmul(x,SQR(x))) static void ML_ADM_convertFromADMBase_Body(cGH const * restrict const cctkGH, int const dir, int const face, CCTK_REAL const normal[3], CCTK_REAL const tangentA[3], CCTK_REAL const tangentB[3], int const min[3], int const max[3], int const n_subblock_gfs, CCTK_REAL * restrict const subblock_gfs[]) { @@ -42,6 +43,20 @@ static void ML_ADM_convertFromADMBase_Body(cGH const * restrict const cctkGH, in const char *groups[] = {"ADMBase::curv","ADMBase::lapse","ADMBase::metric","ADMBase::shift","ML_ADM::ML_curv","ML_ADM::ML_lapse","ML_ADM::ML_metric","ML_ADM::ML_shift"}; GenericFD_AssertGroupStorage(cctkGH, "ML_ADM_convertFromADMBase", 8, groups); + switch(fdOrder) + { + case 2: + break; + + case 4: + break; + + case 6: + break; + + case 8: + break; + } /* Include user-supplied include files */ @@ -52,117 +67,279 @@ static void ML_ADM_convertFromADMBase_Body(cGH const * restrict const cctkGH, in ptrdiff_t const cdi = sizeof(CCTK_REAL) * di; ptrdiff_t const cdj = sizeof(CCTK_REAL) * dj; ptrdiff_t const cdk = sizeof(CCTK_REAL) * dk; - CCTK_REAL const dx = ToReal(CCTK_DELTA_SPACE(0)); - CCTK_REAL const dy = ToReal(CCTK_DELTA_SPACE(1)); - CCTK_REAL const dz = ToReal(CCTK_DELTA_SPACE(2)); - CCTK_REAL const dt = ToReal(CCTK_DELTA_TIME); - CCTK_REAL const dxi = INV(dx); - CCTK_REAL const dyi = INV(dy); - CCTK_REAL const dzi = INV(dz); - CCTK_REAL const khalf = 0.5; - CCTK_REAL const kthird = 1/3.0; - CCTK_REAL const ktwothird = 2.0/3.0; - CCTK_REAL const kfourthird = 4.0/3.0; - CCTK_REAL const keightthird = 8.0/3.0; - CCTK_REAL const hdxi = 0.5 * dxi; - CCTK_REAL const hdyi = 0.5 * dyi; - CCTK_REAL const hdzi = 0.5 * dzi; + CCTK_REAL_VEC const dx = ToReal(CCTK_DELTA_SPACE(0)); + CCTK_REAL_VEC const dy = ToReal(CCTK_DELTA_SPACE(1)); + CCTK_REAL_VEC const dz = ToReal(CCTK_DELTA_SPACE(2)); + CCTK_REAL_VEC const dt = ToReal(CCTK_DELTA_TIME); + CCTK_REAL_VEC const dxi = INV(dx); + CCTK_REAL_VEC const dyi = INV(dy); + CCTK_REAL_VEC const dzi = INV(dz); + CCTK_REAL_VEC const khalf = ToReal(0.5); + CCTK_REAL_VEC const kthird = ToReal(1.0/3.0); + CCTK_REAL_VEC const ktwothird = ToReal(2.0/3.0); + CCTK_REAL_VEC const kfourthird = ToReal(4.0/3.0); + CCTK_REAL_VEC const keightthird = ToReal(8.0/3.0); + CCTK_REAL_VEC const hdxi = kmul(ToReal(0.5), dxi); + CCTK_REAL_VEC const hdyi = kmul(ToReal(0.5), dyi); + CCTK_REAL_VEC const hdzi = kmul(ToReal(0.5), dzi); /* Initialize predefined quantities */ - CCTK_REAL const p1o12dx = 0.0833333333333333333333333333333*INV(dx); - CCTK_REAL const p1o12dy = 0.0833333333333333333333333333333*INV(dy); - CCTK_REAL const p1o12dz = 0.0833333333333333333333333333333*INV(dz); - CCTK_REAL const p1o144dxdy = 0.00694444444444444444444444444444*INV(dx)*INV(dy); - CCTK_REAL const p1o144dxdz = 0.00694444444444444444444444444444*INV(dx)*INV(dz); - CCTK_REAL const p1o144dydz = 0.00694444444444444444444444444444*INV(dy)*INV(dz); - CCTK_REAL const pm1o12dx2 = -0.0833333333333333333333333333333*INV(SQR(dx)); - CCTK_REAL const pm1o12dy2 = -0.0833333333333333333333333333333*INV(SQR(dy)); - CCTK_REAL const pm1o12dz2 = -0.0833333333333333333333333333333*INV(SQR(dz)); + CCTK_REAL_VEC const p1o12dx = kmul(INV(dx),ToReal(0.0833333333333333333333333333333)); + CCTK_REAL_VEC const p1o12dy = kmul(INV(dy),ToReal(0.0833333333333333333333333333333)); + CCTK_REAL_VEC const p1o12dz = kmul(INV(dz),ToReal(0.0833333333333333333333333333333)); + CCTK_REAL_VEC const p1o144dxdy = kmul(INV(dx),kmul(INV(dy),ToReal(0.00694444444444444444444444444444))); + CCTK_REAL_VEC const p1o144dxdz = kmul(INV(dx),kmul(INV(dz),ToReal(0.00694444444444444444444444444444))); + CCTK_REAL_VEC const p1o144dydz = kmul(INV(dy),kmul(INV(dz),ToReal(0.00694444444444444444444444444444))); + CCTK_REAL_VEC const p1o180dx2 = kmul(INV(SQR(dx)),ToReal(0.00555555555555555555555555555556)); + CCTK_REAL_VEC const p1o180dy2 = kmul(INV(SQR(dy)),ToReal(0.00555555555555555555555555555556)); + CCTK_REAL_VEC const p1o180dz2 = kmul(INV(SQR(dz)),ToReal(0.00555555555555555555555555555556)); + CCTK_REAL_VEC const p1o2dx = kmul(INV(dx),ToReal(0.5)); + CCTK_REAL_VEC const p1o2dy = kmul(INV(dy),ToReal(0.5)); + CCTK_REAL_VEC const p1o2dz = kmul(INV(dz),ToReal(0.5)); + CCTK_REAL_VEC const p1o3600dxdy = kmul(INV(dx),kmul(INV(dy),ToReal(0.000277777777777777777777777777778))); + CCTK_REAL_VEC const p1o3600dxdz = kmul(INV(dx),kmul(INV(dz),ToReal(0.000277777777777777777777777777778))); + CCTK_REAL_VEC const p1o3600dydz = kmul(INV(dy),kmul(INV(dz),ToReal(0.000277777777777777777777777777778))); + CCTK_REAL_VEC const p1o4dxdy = kmul(INV(dx),kmul(INV(dy),ToReal(0.25))); + CCTK_REAL_VEC const p1o4dxdz = kmul(INV(dx),kmul(INV(dz),ToReal(0.25))); + CCTK_REAL_VEC const p1o4dydz = kmul(INV(dy),kmul(INV(dz),ToReal(0.25))); + CCTK_REAL_VEC const p1o5040dx2 = kmul(INV(SQR(dx)),ToReal(0.000198412698412698412698412698413)); + CCTK_REAL_VEC const p1o5040dy2 = kmul(INV(SQR(dy)),ToReal(0.000198412698412698412698412698413)); + CCTK_REAL_VEC const p1o5040dz2 = kmul(INV(SQR(dz)),ToReal(0.000198412698412698412698412698413)); + CCTK_REAL_VEC const p1o60dx = kmul(INV(dx),ToReal(0.0166666666666666666666666666667)); + CCTK_REAL_VEC const p1o60dy = kmul(INV(dy),ToReal(0.0166666666666666666666666666667)); + CCTK_REAL_VEC const p1o60dz = kmul(INV(dz),ToReal(0.0166666666666666666666666666667)); + CCTK_REAL_VEC const p1o705600dxdy = kmul(INV(dx),kmul(INV(dy),ToReal(1.41723356009070294784580498866e-6))); + CCTK_REAL_VEC const p1o705600dxdz = kmul(INV(dx),kmul(INV(dz),ToReal(1.41723356009070294784580498866e-6))); + CCTK_REAL_VEC const p1o705600dydz = kmul(INV(dy),kmul(INV(dz),ToReal(1.41723356009070294784580498866e-6))); + CCTK_REAL_VEC const p1o840dx = kmul(INV(dx),ToReal(0.00119047619047619047619047619048)); + CCTK_REAL_VEC const p1o840dy = kmul(INV(dy),ToReal(0.00119047619047619047619047619048)); + CCTK_REAL_VEC const p1o840dz = kmul(INV(dz),ToReal(0.00119047619047619047619047619048)); + CCTK_REAL_VEC const p1odx2 = INV(SQR(dx)); + CCTK_REAL_VEC const p1ody2 = INV(SQR(dy)); + CCTK_REAL_VEC const p1odz2 = INV(SQR(dz)); + CCTK_REAL_VEC const pm1o12dx2 = kmul(INV(SQR(dx)),ToReal(-0.0833333333333333333333333333333)); + CCTK_REAL_VEC const pm1o12dy2 = kmul(INV(SQR(dy)),ToReal(-0.0833333333333333333333333333333)); + CCTK_REAL_VEC const pm1o12dz2 = kmul(INV(SQR(dz)),ToReal(-0.0833333333333333333333333333333)); + + /* Jacobian variable pointers */ + bool const use_jacobian = (!CCTK_IsFunctionAliased("MultiPatch_GetMap") || MultiPatch_GetMap(cctkGH) != jacobian_identity_map) + && strlen(jacobian_group) > 0; + if (use_jacobian && strlen(jacobian_derivative_group) == 0) + { + CCTK_WARN (1, "GenericFD::jacobian_group and GenericFD::jacobian_derivative_group must both be set to valid group names"); + } + + CCTK_REAL const *restrict jacobian_ptrs[9]; + if (use_jacobian) GenericFD_GroupDataPointers(cctkGH, jacobian_group, + 9, jacobian_ptrs); + + CCTK_REAL const *restrict const J11 = use_jacobian ? jacobian_ptrs[0] : 0; + CCTK_REAL const *restrict const J12 = use_jacobian ? jacobian_ptrs[1] : 0; + CCTK_REAL const *restrict const J13 = use_jacobian ? jacobian_ptrs[2] : 0; + CCTK_REAL const *restrict const J21 = use_jacobian ? jacobian_ptrs[3] : 0; + CCTK_REAL const *restrict const J22 = use_jacobian ? jacobian_ptrs[4] : 0; + CCTK_REAL const *restrict const J23 = use_jacobian ? jacobian_ptrs[5] : 0; + CCTK_REAL const *restrict const J31 = use_jacobian ? jacobian_ptrs[6] : 0; + CCTK_REAL const *restrict const J32 = use_jacobian ? jacobian_ptrs[7] : 0; + CCTK_REAL const *restrict const J33 = use_jacobian ? jacobian_ptrs[8] : 0; + + CCTK_REAL const *restrict jacobian_derivative_ptrs[18]; + if (use_jacobian) GenericFD_GroupDataPointers(cctkGH, jacobian_derivative_group, + 18, jacobian_derivative_ptrs); + + CCTK_REAL const *restrict const dJ111 = use_jacobian ? jacobian_derivative_ptrs[0] : 0; + CCTK_REAL const *restrict const dJ112 = use_jacobian ? jacobian_derivative_ptrs[1] : 0; + CCTK_REAL const *restrict const dJ113 = use_jacobian ? jacobian_derivative_ptrs[2] : 0; + CCTK_REAL const *restrict const dJ122 = use_jacobian ? jacobian_derivative_ptrs[3] : 0; + CCTK_REAL const *restrict const dJ123 = use_jacobian ? jacobian_derivative_ptrs[4] : 0; + CCTK_REAL const *restrict const dJ133 = use_jacobian ? jacobian_derivative_ptrs[5] : 0; + CCTK_REAL const *restrict const dJ211 = use_jacobian ? jacobian_derivative_ptrs[6] : 0; + CCTK_REAL const *restrict const dJ212 = use_jacobian ? jacobian_derivative_ptrs[7] : 0; + CCTK_REAL const *restrict const dJ213 = use_jacobian ? jacobian_derivative_ptrs[8] : 0; + CCTK_REAL const *restrict const dJ222 = use_jacobian ? jacobian_derivative_ptrs[9] : 0; + CCTK_REAL const *restrict const dJ223 = use_jacobian ? jacobian_derivative_ptrs[10] : 0; + CCTK_REAL const *restrict const dJ233 = use_jacobian ? jacobian_derivative_ptrs[11] : 0; + CCTK_REAL const *restrict const dJ311 = use_jacobian ? jacobian_derivative_ptrs[12] : 0; + CCTK_REAL const *restrict const dJ312 = use_jacobian ? jacobian_derivative_ptrs[13] : 0; + CCTK_REAL const *restrict const dJ313 = use_jacobian ? jacobian_derivative_ptrs[14] : 0; + CCTK_REAL const *restrict const dJ322 = use_jacobian ? jacobian_derivative_ptrs[15] : 0; + CCTK_REAL const *restrict const dJ323 = use_jacobian ? jacobian_derivative_ptrs[16] : 0; + CCTK_REAL const *restrict const dJ333 = use_jacobian ? jacobian_derivative_ptrs[17] : 0; /* Loop over the grid points */ #pragma omp parallel - LC_LOOP3 (ML_ADM_convertFromADMBase, + LC_LOOP3VEC (ML_ADM_convertFromADMBase, i,j,k, min[0],min[1],min[2], max[0],max[1],max[2], - cctk_lsh[0],cctk_lsh[1],cctk_lsh[2]) + cctk_lsh[0],cctk_lsh[1],cctk_lsh[2], + CCTK_REAL_VEC_SIZE) { ptrdiff_t const index = di*i + dj*j + dk*k; /* Assign local copies of grid functions */ - CCTK_REAL alpL = alp[index]; - CCTK_REAL betaxL = betax[index]; - CCTK_REAL betayL = betay[index]; - CCTK_REAL betazL = betaz[index]; - CCTK_REAL gxxL = gxx[index]; - CCTK_REAL gxyL = gxy[index]; - CCTK_REAL gxzL = gxz[index]; - CCTK_REAL gyyL = gyy[index]; - CCTK_REAL gyzL = gyz[index]; - CCTK_REAL gzzL = gzz[index]; - CCTK_REAL kxxL = kxx[index]; - CCTK_REAL kxyL = kxy[index]; - CCTK_REAL kxzL = kxz[index]; - CCTK_REAL kyyL = kyy[index]; - CCTK_REAL kyzL = kyz[index]; - CCTK_REAL kzzL = kzz[index]; + CCTK_REAL_VEC alpL = vec_load(alp[index]); + CCTK_REAL_VEC betaxL = vec_load(betax[index]); + CCTK_REAL_VEC betayL = vec_load(betay[index]); + CCTK_REAL_VEC betazL = vec_load(betaz[index]); + CCTK_REAL_VEC gxxL = vec_load(gxx[index]); + CCTK_REAL_VEC gxyL = vec_load(gxy[index]); + CCTK_REAL_VEC gxzL = vec_load(gxz[index]); + CCTK_REAL_VEC gyyL = vec_load(gyy[index]); + CCTK_REAL_VEC gyzL = vec_load(gyz[index]); + CCTK_REAL_VEC gzzL = vec_load(gzz[index]); + CCTK_REAL_VEC kxxL = vec_load(kxx[index]); + CCTK_REAL_VEC kxyL = vec_load(kxy[index]); + CCTK_REAL_VEC kxzL = vec_load(kxz[index]); + CCTK_REAL_VEC kyyL = vec_load(kyy[index]); + CCTK_REAL_VEC kyzL = vec_load(kyz[index]); + CCTK_REAL_VEC kzzL = vec_load(kzz[index]); + /* Include user supplied include files */ /* Precompute derivatives */ + switch(fdOrder) + { + case 2: + break; + + case 4: + break; + + case 6: + break; + + case 8: + break; + } + /* Calculate temporaries and grid functions */ - CCTK_REAL g11L = gxxL; + CCTK_REAL_VEC g11L = gxxL; + + CCTK_REAL_VEC g12L = gxyL; + + CCTK_REAL_VEC g13L = gxzL; + + CCTK_REAL_VEC g22L = gyyL; + + CCTK_REAL_VEC g23L = gyzL; + + CCTK_REAL_VEC g33L = gzzL; + + CCTK_REAL_VEC K11L = kxxL; - CCTK_REAL g12L = gxyL; + CCTK_REAL_VEC K12L = kxyL; - CCTK_REAL g13L = gxzL; + CCTK_REAL_VEC K13L = kxzL; - CCTK_REAL g22L = gyyL; + CCTK_REAL_VEC K22L = kyyL; - CCTK_REAL g23L = gyzL; + CCTK_REAL_VEC K23L = kyzL; - CCTK_REAL g33L = gzzL; + CCTK_REAL_VEC K33L = kzzL; - CCTK_REAL K11L = kxxL; + CCTK_REAL_VEC alphaL = alpL; - CCTK_REAL K12L = kxyL; + CCTK_REAL_VEC beta1L = betaxL; - CCTK_REAL K13L = kxzL; + CCTK_REAL_VEC beta2L = betayL; - CCTK_REAL K22L = kyyL; + CCTK_REAL_VEC beta3L = betazL; - CCTK_REAL K23L = kyzL; + /* If necessary, store only partial vectors after the first iteration */ - CCTK_REAL K33L = kzzL; + if (CCTK_REAL_VEC_SIZE > 2 && CCTK_BUILTIN_EXPECT(i < lc_imin && i+CCTK_REAL_VEC_SIZE > lc_imax, 0)) + { + ptrdiff_t const elt_count_lo = lc_imin-i; + ptrdiff_t const elt_count_hi = lc_imax-i; + vec_store_nta_partial_mid(alpha[index],alphaL,elt_count_lo,elt_count_hi); + vec_store_nta_partial_mid(beta1[index],beta1L,elt_count_lo,elt_count_hi); + vec_store_nta_partial_mid(beta2[index],beta2L,elt_count_lo,elt_count_hi); + vec_store_nta_partial_mid(beta3[index],beta3L,elt_count_lo,elt_count_hi); + vec_store_nta_partial_mid(g11[index],g11L,elt_count_lo,elt_count_hi); + vec_store_nta_partial_mid(g12[index],g12L,elt_count_lo,elt_count_hi); + vec_store_nta_partial_mid(g13[index],g13L,elt_count_lo,elt_count_hi); + vec_store_nta_partial_mid(g22[index],g22L,elt_count_lo,elt_count_hi); + vec_store_nta_partial_mid(g23[index],g23L,elt_count_lo,elt_count_hi); + vec_store_nta_partial_mid(g33[index],g33L,elt_count_lo,elt_count_hi); + vec_store_nta_partial_mid(K11[index],K11L,elt_count_lo,elt_count_hi); + vec_store_nta_partial_mid(K12[index],K12L,elt_count_lo,elt_count_hi); + vec_store_nta_partial_mid(K13[index],K13L,elt_count_lo,elt_count_hi); + vec_store_nta_partial_mid(K22[index],K22L,elt_count_lo,elt_count_hi); + vec_store_nta_partial_mid(K23[index],K23L,elt_count_lo,elt_count_hi); + vec_store_nta_partial_mid(K33[index],K33L,elt_count_lo,elt_count_hi); + break; + } - CCTK_REAL alphaL = alpL; + /* If necessary, store only partial vectors after the first iteration */ - CCTK_REAL beta1L = betaxL; + if (CCTK_REAL_VEC_SIZE > 1 && CCTK_BUILTIN_EXPECT(i < lc_imin, 0)) + { + ptrdiff_t const elt_count = lc_imin-i; + vec_store_nta_partial_hi(alpha[index],alphaL,elt_count); + vec_store_nta_partial_hi(beta1[index],beta1L,elt_count); + vec_store_nta_partial_hi(beta2[index],beta2L,elt_count); + vec_store_nta_partial_hi(beta3[index],beta3L,elt_count); + vec_store_nta_partial_hi(g11[index],g11L,elt_count); + vec_store_nta_partial_hi(g12[index],g12L,elt_count); + vec_store_nta_partial_hi(g13[index],g13L,elt_count); + vec_store_nta_partial_hi(g22[index],g22L,elt_count); + vec_store_nta_partial_hi(g23[index],g23L,elt_count); + vec_store_nta_partial_hi(g33[index],g33L,elt_count); + vec_store_nta_partial_hi(K11[index],K11L,elt_count); + vec_store_nta_partial_hi(K12[index],K12L,elt_count); + vec_store_nta_partial_hi(K13[index],K13L,elt_count); + vec_store_nta_partial_hi(K22[index],K22L,elt_count); + vec_store_nta_partial_hi(K23[index],K23L,elt_count); + vec_store_nta_partial_hi(K33[index],K33L,elt_count); + continue; + } - CCTK_REAL beta2L = betayL; + /* If necessary, store only partial vectors after the last iteration */ - CCTK_REAL beta3L = betazL; + if (CCTK_REAL_VEC_SIZE > 1 && CCTK_BUILTIN_EXPECT(i+CCTK_REAL_VEC_SIZE > lc_imax, 0)) + { + ptrdiff_t const elt_count = lc_imax-i; + vec_store_nta_partial_lo(alpha[index],alphaL,elt_count); + vec_store_nta_partial_lo(beta1[index],beta1L,elt_count); + vec_store_nta_partial_lo(beta2[index],beta2L,elt_count); + vec_store_nta_partial_lo(beta3[index],beta3L,elt_count); + vec_store_nta_partial_lo(g11[index],g11L,elt_count); + vec_store_nta_partial_lo(g12[index],g12L,elt_count); + vec_store_nta_partial_lo(g13[index],g13L,elt_count); + vec_store_nta_partial_lo(g22[index],g22L,elt_count); + vec_store_nta_partial_lo(g23[index],g23L,elt_count); + vec_store_nta_partial_lo(g33[index],g33L,elt_count); + vec_store_nta_partial_lo(K11[index],K11L,elt_count); + vec_store_nta_partial_lo(K12[index],K12L,elt_count); + vec_store_nta_partial_lo(K13[index],K13L,elt_count); + vec_store_nta_partial_lo(K22[index],K22L,elt_count); + vec_store_nta_partial_lo(K23[index],K23L,elt_count); + vec_store_nta_partial_lo(K33[index],K33L,elt_count); + break; + } /* Copy local copies back to grid functions */ - alpha[index] = alphaL; - beta1[index] = beta1L; - beta2[index] = beta2L; - beta3[index] = beta3L; - g11[index] = g11L; - g12[index] = g12L; - g13[index] = g13L; - g22[index] = g22L; - g23[index] = g23L; - g33[index] = g33L; - K11[index] = K11L; - K12[index] = K12L; - K13[index] = K13L; - K22[index] = K22L; - K23[index] = K23L; - K33[index] = K33L; + vec_store_nta(alpha[index],alphaL); + vec_store_nta(beta1[index],beta1L); + vec_store_nta(beta2[index],beta2L); + vec_store_nta(beta3[index],beta3L); + vec_store_nta(g11[index],g11L); + vec_store_nta(g12[index],g12L); + vec_store_nta(g13[index],g13L); + vec_store_nta(g22[index],g22L); + vec_store_nta(g23[index],g23L); + vec_store_nta(g33[index],g33L); + vec_store_nta(K11[index],K11L); + vec_store_nta(K12[index],K12L); + vec_store_nta(K13[index],K13L); + vec_store_nta(K22[index],K22L); + vec_store_nta(K23[index],K23L); + vec_store_nta(K33[index],K33L); } - LC_ENDLOOP3 (ML_ADM_convertFromADMBase); + LC_ENDLOOP3VEC (ML_ADM_convertFromADMBase); } extern "C" void ML_ADM_convertFromADMBase(CCTK_ARGUMENTS) |