From fec81cdb78a2c9c8bce7f703ee37a0209e1ad65e Mon Sep 17 00:00:00 2001
From: Nikita Popov <npopov@redhat.com>
Date: Tue, 20 Jan 2026 14:34:57 +0100
Subject: [PATCH] [TargetParser] Fix fp16 feature name for ARM64 Windows
 feature detection

The feature is called fullfp16, not fp16.
---
 llvm/lib/TargetParser/Host.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llvm/lib/TargetParser/Host.cpp b/llvm/lib/TargetParser/Host.cpp
index f545bbfad22b0..d16190f263a4e 100644
--- a/llvm/lib/TargetParser/Host.cpp
+++ b/llvm/lib/TargetParser/Host.cpp
@@ -2388,7 +2388,7 @@ StringMap<bool> sys::getHostCPUFeatures() {
       IsProcessorFeaturePresent(PF_ARM_SVE_F64MM_INSTRUCTIONS_AVAILABLE);
   Features["i8mm"] =
       IsProcessorFeaturePresent(PF_ARM_V82_I8MM_INSTRUCTIONS_AVAILABLE);
-  Features["fp16"] =
+  Features["fullfp16"] =
       IsProcessorFeaturePresent(PF_ARM_V82_FP16_INSTRUCTIONS_AVAILABLE);
   Features["bf16"] =
       IsProcessorFeaturePresent(PF_ARM_V86_BF16_INSTRUCTIONS_AVAILABLE);