https://github.com/vmustya created
https://github.com/llvm/llvm-project/pull/120662
The Clang tablegen built-in function prototype parser has the `__bf16`
type missing. This patch adds the missing type to the parser.
>From df1fe8e7e6cb978ff52d71c36cea9af207b11224 Mon Sep 17 00:00:00 2001
From: Victor Mustya <victor.mus...@intel.com>
Date: Thu, 19 Dec 2024 16:56:04 -0800
Subject: [PATCH] [Clang][TableGen] Add missing __bf16 type to the builtins
parser
The Clang tablegen built-in function prototype parser has the `__bf16`
type missing. This patch adds the missing type to the parser.
---
clang/test/TableGen/target-builtins-prototype-parser.td | 7 ++++++-
clang/utils/TableGen/ClangBuiltinsEmitter.cpp | 1 +
2 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/clang/test/TableGen/target-builtins-prototype-parser.td
b/clang/test/TableGen/target-builtins-prototype-parser.td
index 555aebb3ccfb1f..a753f906a674fe 100644
--- a/clang/test/TableGen/target-builtins-prototype-parser.td
+++ b/clang/test/TableGen/target-builtins-prototype-parser.td
@@ -57,6 +57,12 @@ def : Builtin {
let Spellings = ["__builtin_08"];
}
+def : Builtin {
+// CHECK: BUILTIN(__builtin_09, "V2yy", "")
+ let Prototype = "_Vector<2, __bf16>(__bf16)";
+ let Spellings = ["__builtin_09"];
+}
+
#ifdef ERROR_EXPECTED_LANES
def : Builtin {
// ERROR_EXPECTED_LANES: :[[# @LINE + 1]]:7: error: Expected number of lanes
after '_ExtVector<'
@@ -112,4 +118,3 @@ def : Builtin {
let Spellings = ["__builtin_test_use_clang_extended_vectors"];
}
#endif
-
diff --git a/clang/utils/TableGen/ClangBuiltinsEmitter.cpp
b/clang/utils/TableGen/ClangBuiltinsEmitter.cpp
index 6c3604adc92b99..f8dec02ea12197 100644
--- a/clang/utils/TableGen/ClangBuiltinsEmitter.cpp
+++ b/clang/utils/TableGen/ClangBuiltinsEmitter.cpp
@@ -155,6 +155,7 @@ class PrototypeParser {
.Case("__fp16", "h")
.Case("__int128_t", "LLLi")
.Case("_Float16", "x")
+ .Case("__bf16", "y")
.Case("bool", "b")
.Case("char", "c")
.Case("constant_CFString", "F")
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