Infer REX prefix for SIMD load instruction

2020-02-13 10:46:47 -08:00
parent 936120dcf9
commit 1a9dc743d1
4 changed files with 29 additions and 5 deletions
--- a/cranelift/codegen/meta/src/isa/x86/recipes.rs
+++ b/cranelift/codegen/meta/src/isa/x86/recipes.rs
@@ -2002,7 +2002,7 @@ pub(crate) fn define<'shared>(
        );

        // XX /r float load with no offset.
-        recipes.add_template_recipe(
+        recipes.add_template_inferred(
            EncodingRecipeBuilder::new("fld", &formats.load, 1)
                .operands_in(vec![gpr])
                .operands_out(vec![fpr])
@@ -2026,6 +2026,7 @@ pub(crate) fn define<'shared>(
                        }
                    "#,
                ),
+            "size_plus_maybe_sib_or_offset_for_inreg_0_plus_rex_prefix_for_inreg0_outreg0",
        );

        let has_small_offset =