nir/algebraic: Add a couple optimizations for iabs and ishr

[mesa.git] / src / compiler / nir / nir_search_helpers.h

diff --git a/src/compiler/nir/nir_search_helpers.h b/src/compiler/nir/nir_search_helpers.h
index 89f1cba5c52ebaaa8f461fed82bd55207c446de1..456de81e1754ec63c43e4f8bc66738e6910ea765 100644 (file)
--- a/src/compiler/nir/nir_search_helpers.h
+++ b/src/compiler/nir/nir_search_helpers.h
@@ -154,6 +154,12 @@ is_used_once(nir_alu_instr *instr)
    return true;
 }
 
+static inline bool
+is_used_by_if(nir_alu_instr *instr)
+{
+   return !list_empty(&instr->dest.dest.ssa.if_uses);
+}
+
 static inline bool
 is_not_used_by_if(nir_alu_instr *instr)
 {