[libclc] [libclc] Implement __clc_rsqrt with __ocml_rsqrt_* functions (PR #152436)

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``````````bash
git-clang-format --diff HEAD~1 HEAD --extensions cl -- libclc/clc/lib/amdgcn/math/clc_rsqrt.cl
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View the diff from clang-format here.
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``````````diff
diff --git a/libclc/clc/lib/amdgcn/math/clc_rsqrt.cl b/libclc/clc/lib/amdgcn/math/clc_rsqrt.cl
index 4a9ae94b7..69164fff7 100644
--- a/libclc/clc/lib/amdgcn/math/clc_rsqrt.cl
+++ b/libclc/clc/lib/amdgcn/math/clc_rsqrt.cl
@@ -10,13 +10,17 @@
 
 float __ocml_rsqrt_f32(float);
 
-_CLC_OVERLOAD _CLC_DEF float __clc_rsqrt(float x) { return __ocml_rsqrt_f32(x); }
+_CLC_OVERLOAD _CLC_DEF float __clc_rsqrt(float x) {
+  return __ocml_rsqrt_f32(x);
+}
 
 #ifdef cl_khr_fp64
 #pragma OPENCL EXTENSION cl_khr_fp64 : enable
 double __ocml_rsqrt_f64(double);
 
-_CLC_OVERLOAD _CLC_DEF double __clc_rsqrt(double x) { return __ocml_rsqrt_f64(x); }
+_CLC_OVERLOAD _CLC_DEF double __clc_rsqrt(double x) {
+  return __ocml_rsqrt_f64(x);
+}
 
 #endif
 
@@ -24,9 +28,7 @@ _CLC_OVERLOAD _CLC_DEF double __clc_rsqrt(double x) { return __ocml_rsqrt_f64(x)
 #pragma OPENCL EXTENSION cl_khr_fp16 : enable
 half __ocml_rsqrt_f16(half);
 
-_CLC_OVERLOAD _CLC_DEF half __clc_rsqrt(half x) {
-  return __ocml_rsqrt_f16(x);
-}
+_CLC_OVERLOAD _CLC_DEF half __clc_rsqrt(half x) { return __ocml_rsqrt_f16(x); }
 
 #endif
 

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https://github.com/llvm/llvm-project/pull/152436