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test

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Brady
2020-03-16 22:37:15 -06:00
parent 881a016341
commit 6474ac5d21
2 changed files with 48 additions and 42 deletions
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16
HW7/.idea/workspace.xml generated
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@@ -1,5 +1,8 @@
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="AnalysisUIOptions">
<option name="SCOPE_TYPE" value="3" />
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<component name="BuildServerSettings">
<option name="LOGIN" value="" />
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@@ -37,8 +40,6 @@
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<change beforePath="$PROJECT_DIR$/main.cpp" beforeDir="false" afterPath="$PROJECT_DIR$/main.cpp" afterDir="false" />
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@@ -71,7 +72,7 @@
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@@ -93,6 +94,7 @@
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14
HW7/main.cpp
View File

@@ -3,6 +3,7 @@
#include<stdlib.h>
#include<time.h>
#include<queue>
#define MCW MPI_COMM_WORLD
#define GENERIC 0
#define SPECIAL 1
@@ -87,17 +88,20 @@ int main(int argc, char **argv) {
MPI_Send(&tokenValue, 1, MPI_INT, dest, TOKEN, MCW);
hasToken = false;
myToken = SPECIAL;
}
else {
int src = rank - 1 >= 0 ? rank - 1 : size - 1;
} else {
int src = 0;
if(rank - 1 >= 0)
src = rank - 1;
else
src = size - 1;
MPI_Iprobe(src, TOKEN, MCW, &tokenFlag, &status);
if (tokenFlag) {
MPI_Irecv(&tokenValue, 1, MPI_INT, src, TOKEN, MCW, &request);
hasToken = true;
if (rank == 0 && tokenValue == SPECIAL) {
int globalStop = -1;
int Stop = -1;
for (int i = 1; i < size; i++) {
MPI_Send(&globalStop, 1, MPI_INT, i, JOB, MCW);
MPI_Send(&Stop, 1, MPI_INT, i, JOB, MCW);
}
break;
}