[clang] [libc][nfc] Use common implementation of read_first_lane_u64 (PR #131027)

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github-actions[bot] wrote:

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``````````bash
git-clang-format --diff 15e6bb6224177805d8b6a8268f08a2b88ae4dd70 a343ee96a2cadf4c508e12e74568d4cdf63ee75a --extensions c,h -- clang/lib/Headers/amdgpuintrin.h clang/lib/Headers/gpuintrin.h clang/lib/Headers/nvptxintrin.h clang/test/Headers/gpuintrin.c
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View the diff from clang-format here.
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``````````diff
diff --git a/clang/lib/Headers/gpuintrin.h b/clang/lib/Headers/gpuintrin.h
index b7b997c196..4181628d18 100644
--- a/clang/lib/Headers/gpuintrin.h
+++ b/clang/lib/Headers/gpuintrin.h
@@ -121,7 +121,8 @@ __gpu_read_first_lane_u64(uint64_t __lane_mask, uint64_t __x) {
   uint32_t __hi = (uint32_t)(__x >> 32ull);
   uint32_t __lo = (uint32_t)(__x & 0xFFFFFFFFull);
   return ((uint64_t)__gpu_read_first_lane_u32(__lane_mask, __hi) << 32ull) |
-         ((uint64_t)__gpu_read_first_lane_u32(__lane_mask, __lo) & 0xFFFFFFFFull);
+         ((uint64_t)__gpu_read_first_lane_u32(__lane_mask, __lo) &
+          0xFFFFFFFFull);
 }
 
 // Gets the first floating point value from the active lanes.

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https://github.com/llvm/llvm-project/pull/131027