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lower pow(x,1) to x #3774

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merged 4 commits into from
Jan 30, 2025
Merged

lower pow(x,1) to x #3774

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a65cd9e
low pow(x,1) to x
liqiangxl Jan 28, 2025
888d015
use for-loop
liqiangxl Jan 29, 2025
7418617
clean
liqiangxl Jan 29, 2025
0b51ec7
Merge branch 'main' into llu/lower_pow_1
liqiangxl Jan 29, 2025
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33 changes: 20 additions & 13 deletions csrc/codegen.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -990,32 +990,39 @@ class CudaKernelGenerator : private kir::ConstIrVisitor {
return false;
}

// Only **2 and **3 are considered
if (!(exponent == 2 || exponent == 3)) {
// Only **1, **2 and **3 are considered
if (!(exponent == 1 || exponent == 2 || exponent == 3)) {
return false;
}

auto lhs = gen(bop->lhs());

if (print_inline_) {
code_ << lhs << " * " << lhs;
if (exponent == 3) {
code_ << " * " << lhs;
if (exponent == 1) {
code_ << lhs;
} else if (exponent == 2) {
code_ << lhs << " * " << lhs;
} else if (exponent == 3) {
code_ << lhs << " * " << lhs << " * " << lhs;
}
} else {
indent() << gen(bop->out());
if (bop->out()->isScalar()) {
code_ << " = " << lhs << " * " << lhs;
if (exponent == 3) {
code_ << " * " << lhs;
if (exponent == 1) {
code_ << " = " << lhs;
} else if (exponent == 2) {
code_ << " = " << lhs << " * " << lhs;
} else if (exponent == 3) {
code_ << " = " << lhs << " * " << lhs << " * " << lhs;
}
} else {
code_ << "\n";
indent() << kTab << "= " << lhs << "\n";
indent() << kTab << "* " << lhs;
if (exponent == 3) {
code_ << "\n";
indent() << kTab << "* " << lhs;
if (exponent == 1) {
indent() << kTab << "= " << lhs;
} else if (exponent == 2) {
indent() << kTab << "= " << lhs << "\n * " << lhs;
} else if (exponent == 3) {
indent() << kTab << "= " << lhs << "\n * " << lhs << "\n * " << lhs;
}
}
}
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