docs/experiments/matmul/runall.sh

   1 #!/bin/sh -a
   2
   3 echo "--> 1. Create LLVM-IR from C"
   4 clang -S -emit-llvm matmul.c -o matmul.s
   5
   6 echo "--> 2. Prepare the LLVM-IR for Polly"
   7 opt -S -polly-canonicalize matmul.s > matmul.preopt.ll
   8
   9 echo "--> 3. Show the SCoPs detected by Polly"
  10 opt -basicaa -polly-ast -analyze -q matmul.preopt.ll \
  11     -polly-process-unprofitable
  12
  13 echo "--> 4.1 Highlight the detected SCoPs in the CFGs of the program"
  14 # We only create .dot files, as directly -view-scops directly calls graphviz
  15 # which would require user interaction to continue the script.
  16 # opt -basicaa -view-scops -disable-output matmul.preopt.ll
  17 opt -basicaa -dot-scops -disable-output matmul.preopt.ll
  18
  19 echo "--> 4.2 Highlight the detected SCoPs in the CFGs of the program (print \
  20 no instructions)"
  21 # We only create .dot files, as directly -view-scops-only directly calls
  22 # graphviz which would require user interaction to continue the script.
  23 # opt -basicaa -view-scops-only -disable-output matmul.preopt.ll
  24 opt -basicaa -dot-scops-only -disable-output matmul.preopt.ll
  25
  26 echo "--> 4.3 Create .png files from the .dot files"
  27 for i in `ls *.dot`; do dot -Tpng $i > $i.png; done
  28
  29 echo "--> 5. View the polyhedral representation of the SCoPs"
  30 opt -basicaa -polly-scops -analyze matmul.preopt.ll -polly-process-unprofitable
  31
  32 echo "--> 6. Show the dependences for the SCoPs"
  33 opt -basicaa -polly-dependences -analyze matmul.preopt.ll \
  34     -polly-process-unprofitable
  35
  36 echo "--> 7. Export jscop files"
  37 opt -basicaa -polly-export-jscop matmul.preopt.ll -polly-process-unprofitable
  38
  39 echo "--> 8. Import the updated jscop files and print the new SCoPs. (optional)"
  40 opt -basicaa -polly-import-jscop -polly-ast -analyze matmul.preopt.ll \
  41     -polly-process-unprofitable
  42 opt -basicaa -polly-import-jscop -polly-ast -analyze matmul.preopt.ll \
  43     -polly-import-jscop-postfix=interchanged -polly-process-unprofitable
  44 opt -basicaa -polly-import-jscop -polly-ast -analyze matmul.preopt.ll \
  45     -polly-import-jscop-postfix=interchanged+tiled -polly-process-unprofitable
  46 opt -basicaa -polly-import-jscop -polly-ast -analyze matmul.preopt.ll \
  47     -polly-import-jscop-postfix=interchanged+tiled+vector \
  48     -polly-process-unprofitable
  49
  50 echo "--> 9. Codegenerate the SCoPs"
  51 opt -basicaa -polly-import-jscop -polly-import-jscop-postfix=interchanged \
  52     -polly-codegen -polly-process-unprofitable\
  53     matmul.preopt.ll | opt -O3 > matmul.polly.interchanged.ll
  54 opt -basicaa -polly-import-jscop \
  55     -polly-import-jscop-postfix=interchanged+tiled -polly-codegen \
  56     matmul.preopt.ll -polly-process-unprofitable \
  57     | opt -O3 > matmul.polly.interchanged+tiled.ll
  58 opt -basicaa -polly-import-jscop -polly-process-unprofitable\
  59     -polly-import-jscop-postfix=interchanged+tiled+vector -polly-codegen \
  60     matmul.preopt.ll -polly-vectorizer=polly\
  61     | opt -O3 > matmul.polly.interchanged+tiled+vector.ll
  62 opt -basicaa -polly-import-jscop -polly-process-unprofitable\
  63     -polly-import-jscop-postfix=interchanged+tiled+vector -polly-codegen \
  64     matmul.preopt.ll -polly-vectorizer=polly -polly-parallel\
  65     | opt -O3 > matmul.polly.interchanged+tiled+vector+openmp.ll
  66 opt matmul.preopt.ll | opt -O3 > matmul.normalopt.ll
  67
  68 echo "--> 10. Create the executables"
  69 llc matmul.polly.interchanged.ll -o matmul.polly.interchanged.s && gcc matmul.polly.interchanged.s \
  70     -o matmul.polly.interchanged.exe
  71 llc matmul.polly.interchanged+tiled.ll -o matmul.polly.interchanged+tiled.s && gcc matmul.polly.interchanged+tiled.s \
  72     -o matmul.polly.interchanged+tiled.exe
  73 llc matmul.polly.interchanged+tiled+vector.ll \
  74     -o matmul.polly.interchanged+tiled+vector.s \
  75     && gcc matmul.polly.interchanged+tiled+vector.s \
  76     -o matmul.polly.interchanged+tiled+vector.exe
  77 llc matmul.polly.interchanged+tiled+vector+openmp.ll \
  78     -o matmul.polly.interchanged+tiled+vector+openmp.s \
  79     && gcc -lgomp matmul.polly.interchanged+tiled+vector+openmp.s \
  80     -o matmul.polly.interchanged+tiled+vector+openmp.exe
  81 llc matmul.normalopt.ll -o matmul.normalopt.s && gcc matmul.normalopt.s \
  82     -o matmul.normalopt.exe
  83
  84 echo "--> 11. Compare the runtime of the executables"
  85
  86 echo "time ./matmul.normalopt.exe"
  87 time -f "%E real, %U user, %S sys" ./matmul.normalopt.exe
  88 echo "time ./matmul.polly.interchanged.exe"
  89 time -f "%E real, %U user, %S sys" ./matmul.polly.interchanged.exe
  90 echo "time ./matmul.polly.interchanged+tiled.exe"
  91 time -f "%E real, %U user, %S sys" ./matmul.polly.interchanged+tiled.exe
  92 echo "time ./matmul.polly.interchanged+tiled+vector.exe"
  93 time -f "%E real, %U user, %S sys" ./matmul.polly.interchanged+tiled+vector.exe
  94 echo "time ./matmul.polly.interchanged+tiled+vector+openmp.exe"
  95 time -f "%E real, %U user, %S sys" ./matmul.polly.interchanged+tiled+vector+openmp.exe