[clang] [clang] Predefined macros for float128 support (PR #67196)
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Fri Sep 22 13:58:44 PDT 2023
llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-clang
<details>
<summary>Changes</summary>
Expose some predefined macros for Float128 support.
---
Full diff: https://github.com/llvm/llvm-project/pull/67196.diff
1 Files Affected:
- (modified) clang/lib/Frontend/InitPreprocessor.cpp (+2)
``````````diff
diff --git a/clang/lib/Frontend/InitPreprocessor.cpp b/clang/lib/Frontend/InitPreprocessor.cpp
index e5db8a654e6707d..9e4d4d398a21da5 100644
--- a/clang/lib/Frontend/InitPreprocessor.cpp
+++ b/clang/lib/Frontend/InitPreprocessor.cpp
@@ -1076,6 +1076,8 @@ static void InitializePredefinedMacros(const TargetInfo &TI,
DefineFloatMacros(Builder, "FLT", &TI.getFloatFormat(), "F");
DefineFloatMacros(Builder, "DBL", &TI.getDoubleFormat(), "");
DefineFloatMacros(Builder, "LDBL", &TI.getLongDoubleFormat(), "L");
+ if (TI.hasFloat128Type())
+ DefineFloatMacros(Builder, "FLT128", &TI.getFloat128Format(), "Q");
// Define a __POINTER_WIDTH__ macro for stdint.h.
Builder.defineMacro("__POINTER_WIDTH__",
``````````
</details>
https://github.com/llvm/llvm-project/pull/67196
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