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Michael Zhang 2023-11-25 01:50:24 -06:00
parent 755185ca26
commit d477611892
2 changed files with 4 additions and 2 deletions
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2
assignments/03/Makefile
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@ -1,6 +1,6 @@
.PHONY: run clean .PHONY: run clean
CFLAGS += -g CFLAGS += -g -pg
# CFLAGS += -DFMT_HEADER_ONLY -O3 # CFLAGS += -DFMT_HEADER_ONLY -O3
# LDFLAGS += $(shell pkg-config --libs fmt) # LDFLAGS += $(shell pkg-config --libs fmt)

4
assignments/03/lpa.cpp
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@ -224,8 +224,10 @@ int main(int argc, char **argv) {
// STEP 5 TIMER STARTS HERE // STEP 5 TIMER STARTS HERE
MPI_Barrier(MPI_COMM_WORLD); MPI_Barrier(MPI_COMM_WORLD);
double step_5_start_time; double step_5_start_time;
if (rank == 0) if (rank == 0) {
step_5_start_time = MPI_Wtime(); step_5_start_time = MPI_Wtime();
printf("STARTING STEP 5: %0.04fs\n", step_5_start_time - step_2_start_time);
}
// The processes perform the transfers of non-local labels and updates of // The processes perform the transfers of non-local labels and updates of
// local labels until convergence. // local labels until convergence.