From 69f2911e04ffb1b19eef1fafb8c040af271f656e Mon Sep 17 00:00:00 2001
From: Tor Aamodt <aamodt@ece.ubc.ca>
Date: Thu, 15 Jul 2010 18:09:46 -0800
Subject: creating branch for adding support for CUDA 3.x and Fermi

[git-p4: depot-paths = "//depot/gpgpu_sim_research/fermi/distribution/": change = 6829]
---
 benchmarks/CUDA/DG/include/Mesh.h | 98 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 benchmarks/CUDA/DG/include/Mesh.h

(limited to 'benchmarks/CUDA/DG/include/Mesh.h')

diff --git a/benchmarks/CUDA/DG/include/Mesh.h b/benchmarks/CUDA/DG/include/Mesh.h
new file mode 100644
index 0000000..f14338a
--- /dev/null
+++ b/benchmarks/CUDA/DG/include/Mesh.h
@@ -0,0 +1,98 @@
+
+/* default order */
+#ifndef p_N
+#define p_N 6
+#endif
+
+#define NODETOL   1e-4
+#ifdef NDG2d
+#define p_Nfp     (p_N+1)
+#define p_Np      ((p_N+1)*(p_N+2)/2)
+#define p_Nfields 3
+#define p_Nfaces  3
+#endif
+
+#ifdef NDG3d
+#define p_Nfp     ((p_N+1)*(p_N+2)/2)
+#define p_Np      ((p_N+1)*(p_N+2)*(p_N+3)/6)
+#define p_Nfields 6
+#define p_Nfaces  4
+#endif
+
+#define BSIZE   (16*((p_Np+15)/16))
+//#define BSIZE p_Np
+
+#define max(a,b)  ( (a>b)?a:b )
+#define min(a,b)  ( (a<b)?a:b )
+
+/* list of vertices on each edge */
+
+typedef struct foo {
+
+  int nprocs; /* number of processes */
+  int procid; /* number of this process */
+  
+  int Nverts; /* number of vertices per element */
+  int Nfaces; /* number of faces per element */
+  int Nedges; /* number of faces per element (3d only) */
+
+  int Nv;     /* number of mesh vertices */
+  int K;      /* number of mesh elements */
+  int **EToV; /* element to global vertex list  */
+  int **EToG; /* element to global face number list */
+  int **EToS; /* element to global edge number list */
+  
+  int **EToE; /* element to neighbor element (elements numbered by their proc) */
+  int **EToF; /* element to neighbor face    (element local number 0,1,2) */
+  int **EToP; /* element to neighbor proc    (element prc number 0,1,.., nprocs-1) */
+
+  int **localEToV; /* element to process local vertex list */
+  int localNunique; /* number of unique nodes on this process */
+
+  int *bcflag; /* vector. entry n is 1 if vertex n is on a boundary */
+
+  double **GX; /* x-coordinates of element vertices */
+  double **GY; /* y-coordinates of element vertices */
+  double **GZ; /* z-coordinates of element vertices (3d) */
+
+  /* high order node info */
+  int   **Fmask; /* face node numbers in element volume data */
+
+  double  *r,   *s,   *t;  /* (r,s) coordinates of reference nodes */
+  double **Dr, **Ds, **Dt; /* local nodal derivative matrices */
+  double **LIFT;     /* local lift matrix */
+
+  double **x; /* x-coordinates of element nodes */
+  double **y; /* y-coordinates of element nodes */
+  double **z; /* z-coordinates of element nodes (3d) */
+
+  /* DG STUFF (EXPERIMENTAL) */
+  int     *vmapM; /* volume id of -ve trace of face node */
+  int     *vmapP; /* volume id of +ve trace of face node */
+  int     *Npar;  /* # of nodes to send recv to each proc */
+  int    **parK;  /* element of parallel nodes */
+  int    **parF;  /* face of parallel nodes */
+
+  /* MPI stuff */
+  int    parNtotalout; /* total number of nodes to send */
+  int   *parmapOUT;    /* list of nodes to send out */
+  int   *c_parmapOUT;  /* device list */
+
+  float *f_outQ, *f_inQ; /* MPI data buffers */
+
+  /* float version of operators */
+  float *f_Dr, *f_Ds, *f_Dt; 
+  float *f_LIFT;   
+
+  /* float geometric info */
+  float   *vgeo;    /* geometric factors */
+  float   *surfinfo; 
+
+  /* float field storage (CPU) */
+  float  *f_Q, *f_rhsQ, *f_resQ;
+
+  /* time stepping constants */ 
+  double *rk4a, *rk4b, *rk4c;
+
+}Mesh;
+
-- 
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