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[CIR] Extend -cir-mlir-scf-prepare to support hoisting loop invariant BinOp #720

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merged 2 commits into from
Jul 10, 2024

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ShivaChen
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This commit extends the pass to support loop invariant BinOp hoisting as SCF forOp boundary.

E.g.
// (100 - 1) should be hoisted out of loop.
// So the boundary could be input operand to generate SCF forOp.
for (int i = 0; i < 100 - 1; ++i) {}

… BinOp

This commit extends the pass to support loop invariant BinOp hoisting as
SCF forOp boundary.

E.g.
    // (100 - 1) should be hoisted out of loop.
    // So the boundary could be input operand to generate SCF forOp.
    for (int i = 0; i < 100 - 1; ++i) {}
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@bcardosolopes bcardosolopes left a comment

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Neat, few questions!

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@bcardosolopes bcardosolopes left a comment

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LGTM

@bcardosolopes bcardosolopes merged commit c849210 into llvm:main Jul 10, 2024
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Hugobros3 pushed a commit to shady-gang/clangir that referenced this pull request Oct 2, 2024
… BinOp (llvm#720)

This commit extends the pass to support loop invariant BinOp hoisting as
SCF forOp boundary.

E.g.
    // (100 - 1) should be hoisted out of loop.
    // So the boundary could be input operand to generate SCF forOp.
    for (int i = 0; i < 100 - 1; ++i) {}
smeenai pushed a commit to smeenai/clangir that referenced this pull request Oct 9, 2024
… BinOp (llvm#720)

This commit extends the pass to support loop invariant BinOp hoisting as
SCF forOp boundary.

E.g.
    // (100 - 1) should be hoisted out of loop.
    // So the boundary could be input operand to generate SCF forOp.
    for (int i = 0; i < 100 - 1; ++i) {}
smeenai pushed a commit to smeenai/clangir that referenced this pull request Oct 9, 2024
… BinOp (llvm#720)

This commit extends the pass to support loop invariant BinOp hoisting as
SCF forOp boundary.

E.g.
    // (100 - 1) should be hoisted out of loop.
    // So the boundary could be input operand to generate SCF forOp.
    for (int i = 0; i < 100 - 1; ++i) {}
keryell pushed a commit to keryell/clangir that referenced this pull request Oct 19, 2024
… BinOp (llvm#720)

This commit extends the pass to support loop invariant BinOp hoisting as
SCF forOp boundary.

E.g.
    // (100 - 1) should be hoisted out of loop.
    // So the boundary could be input operand to generate SCF forOp.
    for (int i = 0; i < 100 - 1; ++i) {}
lanza pushed a commit that referenced this pull request Nov 5, 2024
… BinOp (#720)

This commit extends the pass to support loop invariant BinOp hoisting as
SCF forOp boundary.

E.g.
    // (100 - 1) should be hoisted out of loop.
    // So the boundary could be input operand to generate SCF forOp.
    for (int i = 0; i < 100 - 1; ++i) {}
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2 participants