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Diffstat (limited to 'src/sndobj/rfftw/fcr_15.c')
-rw-r--r--src/sndobj/rfftw/fcr_15.c226
1 files changed, 226 insertions, 0 deletions
diff --git a/src/sndobj/rfftw/fcr_15.c b/src/sndobj/rfftw/fcr_15.c
new file mode 100644
index 0000000..4c6c504
--- /dev/null
+++ b/src/sndobj/rfftw/fcr_15.c
@@ -0,0 +1,226 @@
+/*
+ * Copyright (c) 1997-1999 Massachusetts Institute of Technology
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+/* This file was automatically generated --- DO NOT EDIT */
+/* Generated on Sun Nov 7 20:44:26 EST 1999 */
+
+#include <fftw-int.h>
+#include <fftw.h>
+
+/* Generated by: ./genfft -magic-alignment-check -magic-twiddle-load-all -magic-variables 4 -magic-loopi -hc2real 15 */
+
+/*
+ * This function contains 64 FP additions, 31 FP multiplications,
+ * (or, 47 additions, 14 multiplications, 17 fused multiply/add),
+ * 36 stack variables, and 30 memory accesses
+ */
+static const fftw_real K1_118033988 = FFTW_KONST(+1.118033988749894848204586834365638117720309180);
+static const fftw_real K1_902113032 = FFTW_KONST(+1.902113032590307144232878666758764286811397268);
+static const fftw_real K1_175570504 = FFTW_KONST(+1.175570504584946258337411909278145537195304875);
+static const fftw_real K500000000 = FFTW_KONST(+0.500000000000000000000000000000000000000000000);
+static const fftw_real K866025403 = FFTW_KONST(+0.866025403784438646763723170752936183471402627);
+static const fftw_real K2_000000000 = FFTW_KONST(+2.000000000000000000000000000000000000000000000);
+static const fftw_real K1_732050807 = FFTW_KONST(+1.732050807568877293527446341505872366942805254);
+
+/*
+ * Generator Id's :
+ * $Id: fcr_15.c,v 1.1.1.1 2006/05/12 15:14:55 veplaini Exp $
+ * $Id: fcr_15.c,v 1.1.1.1 2006/05/12 15:14:55 veplaini Exp $
+ * $Id: fcr_15.c,v 1.1.1.1 2006/05/12 15:14:55 veplaini Exp $
+ */
+
+void fftw_hc2real_15(const fftw_real *real_input, const fftw_real *imag_input, fftw_real *output, int real_istride, int imag_istride, int ostride)
+{
+ fftw_real tmp3;
+ fftw_real tmp30;
+ fftw_real tmp18;
+ fftw_real tmp37;
+ fftw_real tmp61;
+ fftw_real tmp62;
+ fftw_real tmp45;
+ fftw_real tmp40;
+ fftw_real tmp23;
+ fftw_real tmp31;
+ fftw_real tmp42;
+ fftw_real tmp28;
+ fftw_real tmp32;
+ fftw_real tmp8;
+ fftw_real tmp13;
+ fftw_real tmp14;
+ ASSERT_ALIGNED_DOUBLE;
+ {
+ fftw_real tmp17;
+ fftw_real tmp1;
+ fftw_real tmp2;
+ fftw_real tmp15;
+ fftw_real tmp16;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp16 = imag_input[5 * imag_istride];
+ tmp17 = K1_732050807 * tmp16;
+ tmp1 = real_input[0];
+ tmp2 = real_input[5 * real_istride];
+ tmp15 = tmp1 - tmp2;
+ tmp3 = tmp1 + (K2_000000000 * tmp2);
+ tmp30 = tmp15 - tmp17;
+ tmp18 = tmp15 + tmp17;
+ }
+ {
+ fftw_real tmp4;
+ fftw_real tmp39;
+ fftw_real tmp5;
+ fftw_real tmp6;
+ fftw_real tmp7;
+ fftw_real tmp22;
+ fftw_real tmp38;
+ fftw_real tmp9;
+ fftw_real tmp44;
+ fftw_real tmp10;
+ fftw_real tmp11;
+ fftw_real tmp12;
+ fftw_real tmp27;
+ fftw_real tmp43;
+ fftw_real tmp19;
+ fftw_real tmp24;
+ ASSERT_ALIGNED_DOUBLE;
+ {
+ fftw_real tmp20;
+ fftw_real tmp21;
+ fftw_real tmp25;
+ fftw_real tmp26;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp4 = real_input[3 * real_istride];
+ tmp39 = imag_input[3 * imag_istride];
+ tmp5 = real_input[7 * real_istride];
+ tmp6 = real_input[2 * real_istride];
+ tmp7 = tmp5 + tmp6;
+ tmp20 = imag_input[7 * imag_istride];
+ tmp21 = imag_input[2 * imag_istride];
+ tmp22 = K866025403 * (tmp20 - tmp21);
+ tmp38 = tmp20 + tmp21;
+ tmp9 = real_input[6 * real_istride];
+ tmp44 = imag_input[6 * imag_istride];
+ tmp10 = real_input[4 * real_istride];
+ tmp11 = real_input[real_istride];
+ tmp12 = tmp10 + tmp11;
+ tmp25 = imag_input[4 * imag_istride];
+ tmp26 = imag_input[imag_istride];
+ tmp27 = K866025403 * (tmp25 + tmp26);
+ tmp43 = tmp25 - tmp26;
+ }
+ tmp37 = K866025403 * (tmp5 - tmp6);
+ tmp61 = tmp39 - tmp38;
+ tmp62 = tmp44 - tmp43;
+ tmp45 = (K500000000 * tmp43) + tmp44;
+ tmp40 = (K500000000 * tmp38) + tmp39;
+ tmp19 = tmp4 - (K500000000 * tmp7);
+ tmp23 = tmp19 - tmp22;
+ tmp31 = tmp19 + tmp22;
+ tmp42 = K866025403 * (tmp10 - tmp11);
+ tmp24 = tmp9 - (K500000000 * tmp12);
+ tmp28 = tmp24 - tmp27;
+ tmp32 = tmp24 + tmp27;
+ tmp8 = tmp4 + tmp7;
+ tmp13 = tmp9 + tmp12;
+ tmp14 = tmp8 + tmp13;
+ }
+ output[0] = tmp3 + (K2_000000000 * tmp14);
+ {
+ fftw_real tmp63;
+ fftw_real tmp65;
+ fftw_real tmp60;
+ fftw_real tmp64;
+ fftw_real tmp58;
+ fftw_real tmp59;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp63 = (K1_175570504 * tmp61) - (K1_902113032 * tmp62);
+ tmp65 = (K1_902113032 * tmp61) + (K1_175570504 * tmp62);
+ tmp58 = tmp3 - (K500000000 * tmp14);
+ tmp59 = K1_118033988 * (tmp8 - tmp13);
+ tmp60 = tmp58 - tmp59;
+ tmp64 = tmp59 + tmp58;
+ output[12 * ostride] = tmp60 - tmp63;
+ output[3 * ostride] = tmp60 + tmp63;
+ output[6 * ostride] = tmp64 - tmp65;
+ output[9 * ostride] = tmp64 + tmp65;
+ }
+ {
+ fftw_real tmp51;
+ fftw_real tmp29;
+ fftw_real tmp50;
+ fftw_real tmp55;
+ fftw_real tmp57;
+ fftw_real tmp53;
+ fftw_real tmp54;
+ fftw_real tmp56;
+ fftw_real tmp52;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp51 = K1_118033988 * (tmp23 - tmp28);
+ tmp29 = tmp23 + tmp28;
+ tmp50 = tmp18 - (K500000000 * tmp29);
+ tmp53 = tmp40 - tmp37;
+ tmp54 = tmp45 - tmp42;
+ tmp55 = (K1_175570504 * tmp53) - (K1_902113032 * tmp54);
+ tmp57 = (K1_902113032 * tmp53) + (K1_175570504 * tmp54);
+ output[5 * ostride] = tmp18 + (K2_000000000 * tmp29);
+ tmp56 = tmp51 + tmp50;
+ output[11 * ostride] = tmp56 - tmp57;
+ output[14 * ostride] = tmp56 + tmp57;
+ tmp52 = tmp50 - tmp51;
+ output[2 * ostride] = tmp52 - tmp55;
+ output[8 * ostride] = tmp52 + tmp55;
+ }
+ {
+ fftw_real tmp35;
+ fftw_real tmp33;
+ fftw_real tmp34;
+ fftw_real tmp47;
+ fftw_real tmp49;
+ fftw_real tmp41;
+ fftw_real tmp46;
+ fftw_real tmp48;
+ fftw_real tmp36;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp35 = K1_118033988 * (tmp31 - tmp32);
+ tmp33 = tmp31 + tmp32;
+ tmp34 = tmp30 - (K500000000 * tmp33);
+ tmp41 = tmp37 + tmp40;
+ tmp46 = tmp42 + tmp45;
+ tmp47 = (K1_175570504 * tmp41) - (K1_902113032 * tmp46);
+ tmp49 = (K1_902113032 * tmp41) + (K1_175570504 * tmp46);
+ output[10 * ostride] = tmp30 + (K2_000000000 * tmp33);
+ tmp48 = tmp35 + tmp34;
+ output[ostride] = tmp48 - tmp49;
+ output[4 * ostride] = tmp48 + tmp49;
+ tmp36 = tmp34 - tmp35;
+ output[7 * ostride] = tmp36 - tmp47;
+ output[13 * ostride] = tmp36 + tmp47;
+ }
+}
+
+fftw_codelet_desc fftw_hc2real_15_desc =
+{
+ "fftw_hc2real_15",
+ (void (*)()) fftw_hc2real_15,
+ 15,
+ FFTW_BACKWARD,
+ FFTW_HC2REAL,
+ 345,
+ 0,
+ (const int *) 0,
+};
generated by cgit v1.2.3 (git 2.25.1) at 2025-04-05 11:07:30 +0000