complete_x86_target() should enable F16C and FMA when AVX2 is present (…

…#7971) All known AVX2-enabled architectures definitely have these features.
halide · Dec 3, 2023 · dea2cf7 · dea2cf7
1 parent 674e6cc
commit dea2cf7
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/CodeGen_X86.cpp b/src/CodeGen_X86.cpp
@@ -47,6 +47,9 @@ Target complete_x86_target(Target t) {
     }
     if (t.has_feature(Target::AVX2)) {
         t.set_feature(Target::AVX);
+        // All AVX2-enabled architectures have F16C and FMA
+        t.set_feature(Target::F16C);
+        t.set_feature(Target::FMA);
     }
     if (t.has_feature(Target::AVX)) {
         t.set_feature(Target::SSE41);