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authorKazu Hirata <kazu@google.com>2023-01-28 12:41:19 -0800
committerKazu Hirata <kazu@google.com>2023-01-28 12:41:20 -0800
commit55e2cd16095d64e9afca6e109e40ed95d735dc7f (patch)
treec61699df07a76b98d99ed93dfb95d0e003b0956a /llvm/lib/CodeGen/TargetRegisterInfo.cpp
parenta536d3e40e088ab725c6d2e6c0b8ca21451b511c (diff)
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Use llvm::count{lr}_{zero,one} (NFC)
Diffstat (limited to 'llvm/lib/CodeGen/TargetRegisterInfo.cpp')
-rw-r--r--llvm/lib/CodeGen/TargetRegisterInfo.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/TargetRegisterInfo.cpp b/llvm/lib/CodeGen/TargetRegisterInfo.cpp
index a41d599..e6baf00 100644
--- a/llvm/lib/CodeGen/TargetRegisterInfo.cpp
+++ b/llvm/lib/CodeGen/TargetRegisterInfo.cpp
@@ -281,7 +281,7 @@ const TargetRegisterClass *firstCommonClass(const uint32_t *A,
const TargetRegisterInfo *TRI) {
for (unsigned I = 0, E = TRI->getNumRegClasses(); I < E; I += 32)
if (unsigned Common = *A++ & *B++)
- return TRI->getRegClass(I + countTrailingZeros(Common));
+ return TRI->getRegClass(I + llvm::countr_zero(Common));
return nullptr;
}