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| • | Idea
#2: predicated instructions |
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| ..R1
is address of fluid[i,j] |
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| ..R2
is address of U[i,j] |
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| ..R3
is address of U[i-1,j] |
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| LW R4, (R1) |
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| CMP
P1, R4, 0 |
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| (P1)
LD F1, (R3) |
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| (P1)
LD F2, -1(R2) |
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| (P1)
ADDD F3, F1, F2 |
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| (P1)
SD (R2), F3 |
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| if
(fluid[i][j]==0) { |
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| U[i][j] = U[i-1,j]+U[i,j-1]; |
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| } |
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| CMP P1, R4,
0 |
| (P1) LD F1,
(R3) |
| 26 |
