boh-inspur commented on a change in pull request #5428:
URL: https://github.com/apache/incubator-tvm/pull/5428#discussion_r416253058
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File path: src/target/source/codegen_cuda.cc
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@@ -274,9 +274,21 @@ void CodeGenCUDA::PrintVecElemLoad(
static const char access[] = {'x', 'y', 'z', 'w'};
CHECK(i >= 0 && i < (t.is_float16() ? 8 : 4));
if ((t.is_int()) && t.bits() == 8) {
- os << "((char)(" << vec << " >> " << i * 8 << "))";
+ if (t.lanes() == 1) {
+ os << vec;
+ } else if (t.lanes() == 2) {
+ os << vec << "." << access[i % 2];
+ } else {
+ os << "((char)(" << vec << " >> " << i * 8 << "))";
+ }
} else if ((t.is_uint()) && t.bits() == 8) {
- os << "((unsigned char)(" << vec << " >> " << i * 8 << "))";
+ if (t.lanes() == 1) {
Review comment:
That's a good suggestion, thanks a lot, I will modify the code, and
commit it later.
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