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00049 #include <stdio.h>
00050 #include "lapacke.h"
00051 #include "lapacke_utils.h"
00052 #include "test_utils.h"
00053
00054 static void init_scalars_cpbtrf( char *uplo, lapack_int *n, lapack_int *kd,
00055 lapack_int *ldab );
00056 static void init_ab( lapack_int size, lapack_complex_float *ab );
00057 static int compare_cpbtrf( lapack_complex_float *ab, lapack_complex_float *ab_i,
00058 lapack_int info, lapack_int info_i, lapack_int ldab,
00059 lapack_int n );
00060
00061 int main(void)
00062 {
00063
00064 char uplo, uplo_i;
00065 lapack_int n, n_i;
00066 lapack_int kd, kd_i;
00067 lapack_int ldab, ldab_i;
00068 lapack_int ldab_r;
00069 lapack_int info, info_i;
00070 lapack_int i;
00071 int failed;
00072
00073
00074 lapack_complex_float *ab = NULL, *ab_i = NULL;
00075 lapack_complex_float *ab_save = NULL;
00076 lapack_complex_float *ab_r = NULL;
00077
00078
00079 init_scalars_cpbtrf( &uplo, &n, &kd, &ldab );
00080 ldab_r = n+2;
00081 uplo_i = uplo;
00082 n_i = n;
00083 kd_i = kd;
00084 ldab_i = ldab;
00085
00086
00087 ab = (lapack_complex_float *)
00088 LAPACKE_malloc( ldab*n * sizeof(lapack_complex_float) );
00089
00090
00091 ab_i = (lapack_complex_float *)
00092 LAPACKE_malloc( ldab*n * sizeof(lapack_complex_float) );
00093
00094
00095 ab_save = (lapack_complex_float *)
00096 LAPACKE_malloc( ldab*n * sizeof(lapack_complex_float) );
00097
00098
00099 ab_r = (lapack_complex_float *)
00100 LAPACKE_malloc( (kd+1)*(n+2) * sizeof(lapack_complex_float) );
00101
00102
00103 init_ab( ldab*n, ab );
00104
00105
00106 for( i = 0; i < ldab*n; i++ ) {
00107 ab_save[i] = ab[i];
00108 }
00109
00110
00111 cpbtrf_( &uplo, &n, &kd, ab, &ldab, &info );
00112
00113
00114
00115 for( i = 0; i < ldab*n; i++ ) {
00116 ab_i[i] = ab_save[i];
00117 }
00118 info_i = LAPACKE_cpbtrf_work( LAPACK_COL_MAJOR, uplo_i, n_i, kd_i, ab_i,
00119 ldab_i );
00120
00121 failed = compare_cpbtrf( ab, ab_i, info, info_i, ldab, n );
00122 if( failed == 0 ) {
00123 printf( "PASSED: column-major middle-level interface to cpbtrf\n" );
00124 } else {
00125 printf( "FAILED: column-major middle-level interface to cpbtrf\n" );
00126 }
00127
00128
00129
00130 for( i = 0; i < ldab*n; i++ ) {
00131 ab_i[i] = ab_save[i];
00132 }
00133 info_i = LAPACKE_cpbtrf( LAPACK_COL_MAJOR, uplo_i, n_i, kd_i, ab_i,
00134 ldab_i );
00135
00136 failed = compare_cpbtrf( ab, ab_i, info, info_i, ldab, n );
00137 if( failed == 0 ) {
00138 printf( "PASSED: column-major high-level interface to cpbtrf\n" );
00139 } else {
00140 printf( "FAILED: column-major high-level interface to cpbtrf\n" );
00141 }
00142
00143
00144
00145 for( i = 0; i < ldab*n; i++ ) {
00146 ab_i[i] = ab_save[i];
00147 }
00148
00149 LAPACKE_cge_trans( LAPACK_COL_MAJOR, kd+1, n, ab_i, ldab, ab_r, n+2 );
00150 info_i = LAPACKE_cpbtrf_work( LAPACK_ROW_MAJOR, uplo_i, n_i, kd_i, ab_r,
00151 ldab_r );
00152
00153 LAPACKE_cge_trans( LAPACK_ROW_MAJOR, kd+1, n, ab_r, n+2, ab_i, ldab );
00154
00155 failed = compare_cpbtrf( ab, ab_i, info, info_i, ldab, n );
00156 if( failed == 0 ) {
00157 printf( "PASSED: row-major middle-level interface to cpbtrf\n" );
00158 } else {
00159 printf( "FAILED: row-major middle-level interface to cpbtrf\n" );
00160 }
00161
00162
00163
00164 for( i = 0; i < ldab*n; i++ ) {
00165 ab_i[i] = ab_save[i];
00166 }
00167
00168
00169 LAPACKE_cge_trans( LAPACK_COL_MAJOR, kd+1, n, ab_i, ldab, ab_r, n+2 );
00170 info_i = LAPACKE_cpbtrf( LAPACK_ROW_MAJOR, uplo_i, n_i, kd_i, ab_r,
00171 ldab_r );
00172
00173 LAPACKE_cge_trans( LAPACK_ROW_MAJOR, kd+1, n, ab_r, n+2, ab_i, ldab );
00174
00175 failed = compare_cpbtrf( ab, ab_i, info, info_i, ldab, n );
00176 if( failed == 0 ) {
00177 printf( "PASSED: row-major high-level interface to cpbtrf\n" );
00178 } else {
00179 printf( "FAILED: row-major high-level interface to cpbtrf\n" );
00180 }
00181
00182
00183 if( ab != NULL ) {
00184 LAPACKE_free( ab );
00185 }
00186 if( ab_i != NULL ) {
00187 LAPACKE_free( ab_i );
00188 }
00189 if( ab_r != NULL ) {
00190 LAPACKE_free( ab_r );
00191 }
00192 if( ab_save != NULL ) {
00193 LAPACKE_free( ab_save );
00194 }
00195
00196 return 0;
00197 }
00198
00199
00200 static void init_scalars_cpbtrf( char *uplo, lapack_int *n, lapack_int *kd,
00201 lapack_int *ldab )
00202 {
00203 *uplo = 'L';
00204 *n = 4;
00205 *kd = 1;
00206 *ldab = 9;
00207
00208 return;
00209 }
00210
00211
00212 static void init_ab( lapack_int size, lapack_complex_float *ab ) {
00213 lapack_int i;
00214 for( i = 0; i < size; i++ ) {
00215 ab[i] = lapack_make_complex_float( 0.0f, 0.0f );
00216 }
00217 ab[0] = lapack_make_complex_float( 9.390000343e+000, 0.000000000e+000 );
00218 ab[9] = lapack_make_complex_float( 1.690000057e+000, 0.000000000e+000 );
00219 ab[18] = lapack_make_complex_float( 2.650000095e+000, 0.000000000e+000 );
00220 ab[27] = lapack_make_complex_float( 2.170000076e+000, 0.000000000e+000 );
00221 ab[1] = lapack_make_complex_float( 1.080000043e+000, 1.730000019e+000 );
00222 ab[10] = lapack_make_complex_float( -3.999999911e-002, -2.899999917e-001 );
00223 ab[19] = lapack_make_complex_float( -3.300000131e-001, -2.240000010e+000 );
00224 ab[28] = lapack_make_complex_float( 0.000000000e+000, 0.000000000e+000 );
00225 }
00226
00227
00228
00229 static int compare_cpbtrf( lapack_complex_float *ab, lapack_complex_float *ab_i,
00230 lapack_int info, lapack_int info_i, lapack_int ldab,
00231 lapack_int n )
00232 {
00233 lapack_int i;
00234 int failed = 0;
00235 for( i = 0; i < ldab*n; i++ ) {
00236 failed += compare_complex_floats(ab[i],ab_i[i]);
00237 }
00238 failed += (info == info_i) ? 0 : 1;
00239 if( info != 0 || info_i != 0 ) {
00240 printf( "info=%d, info_i=%d\n",(int)info,(int)info_i );
00241 }
00242
00243 return failed;
00244 }