https://github.com/Varnike created
https://github.com/llvm/llvm-project/pull/137101
Added support for FENV_ACCESS pragma on hard-float ARM platforms. Also changes
were made to clang/test/Parser/pragma-fp-warn.c so that for thumbv7a only the
soft-float-abi target case is checked.
>From c15b9e7fa244d4f2d7277470f761e5934f680007 Mon Sep 17 00:00:00 2001
From: Erik Enikeev <evonatar...@gmail.com>
Date: Tue, 22 Apr 2025 09:47:41 -0400
Subject: [PATCH] [ARM] enable FENV_ACCESS pragma support for hard-float
targets
---
clang/lib/Basic/Targets/ARM.cpp | 2 ++
clang/test/Parser/pragma-fp-warn.c | 2 +-
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/clang/lib/Basic/Targets/ARM.cpp b/clang/lib/Basic/Targets/ARM.cpp
index ca2c1ffbb0eb7..e3ab6e9abf78a 100644
--- a/clang/lib/Basic/Targets/ARM.cpp
+++ b/clang/lib/Basic/Targets/ARM.cpp
@@ -363,6 +363,8 @@ ARMTargetInfo::ARMTargetInfo(const llvm::Triple &Triple,
: "\01mcount";
SoftFloatABI = llvm::is_contained(Opts.FeaturesAsWritten, "+soft-float-abi");
+ if (!SoftFloatABI)
+ HasStrictFP = true;
}
StringRef ARMTargetInfo::getABI() const { return ABI; }
diff --git a/clang/test/Parser/pragma-fp-warn.c
b/clang/test/Parser/pragma-fp-warn.c
index c52bd4e4805ab..f743cb87997dc 100644
--- a/clang/test/Parser/pragma-fp-warn.c
+++ b/clang/test/Parser/pragma-fp-warn.c
@@ -1,6 +1,6 @@
// RUN: %clang_cc1 -triple wasm32 -fsyntax-only -Wno-unknown-pragmas
-Wignored-pragmas -verify %s
-// RUN: %clang_cc1 -triple thumbv7 -fsyntax-only -Wno-unknown-pragmas
-Wignored-pragmas -verify %s
+// RUN: %clang_cc1 -triple thumbv7 -fsyntax-only -target-feature
+soft-float-abi -Wno-unknown-pragmas -Wignored-pragmas -verify %s
// RUN: %clang_cc1 -DEXPOK -triple aarch64 -fsyntax-only -Wno-unknown-pragmas
-Wignored-pragmas -verify %s
// RUN: %clang_cc1 -DEXPOK -triple x86_64 -fsyntax-only -Wno-unknown-pragmas
-Wignored-pragmas -verify %s
// RUN: %clang_cc1 -DEXPOK -triple systemz -fsyntax-only -Wno-unknown-pragmas
-Wignored-pragmas -verify %s
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