[PATCH] D125765: [RISCV] Add type aliases float16_t, float32_t and float64_t

[Wang Pengcheng via Phabricator via cfe-commits]

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We use them in RVV intrinsics doc but there is no definition
in riscv_vector.h, which is confusing for users. This matches
what GCC does too.

There are too many tests using the raw types, so we keep them
untouched.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D125765

Files:
  clang/include/clang/Basic/riscv_vector.td


Index: clang/include/clang/Basic/riscv_vector.td
===================================================================
--- clang/include/clang/Basic/riscv_vector.td
+++ clang/include/clang/Basic/riscv_vector.td
@@ -1504,6 +1504,16 @@
 // and LMUL.
 let HeaderCode =
 [{
+#if defined(__riscv_zvfh)
+typedef _Float16 float16_t;
+#endif
+#if defined(__riscv_f)
+typedef float float32_t;
+#endif
+#if defined(__riscv_d)
+typedef double float64_t;
+#endif
+
 #define vsetvl_e8mf8(avl) __builtin_rvv_vsetvli((size_t)(avl), 0, 5)
 #define vsetvl_e8mf4(avl) __builtin_rvv_vsetvli((size_t)(avl), 0, 6)
 #define vsetvl_e8mf2(avl) __builtin_rvv_vsetvli((size_t)(avl), 0, 7)


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