src/test/scripts/gpu/cudaSupportFunctions/CudaSupportFunctionsMM.R

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args <- commandArgs(TRUE)

# Set options for numeric precision
options(digits=22)

# Load required libraries
library("Matrix")
library("matrixStats")

# Read matrices and operation type
A = as.matrix(readMM(paste(args[1], "A.mtx", sep="")))
B = as.matrix(readMM(paste(args[1], "B.mtx", sep="")))
type = as.integer(args[2])


# Perform operations
if(type==1){
    R = A %*% B
} else if(type==2) {
    R = t(A) %*% B
} else if(type==3) {
    R = A %*% t(B)
} else if(type==4){
    R = t(A) %*% t(B)
}

#Write result matrix R
writeMM(as(R, "CsparseMatrix"), paste(args[3], "R", sep=""));