Rework fix when x != dst

wasmerio · Jan 10, 2023 · eaab3cc · eaab3cc
1 parent 9fbe6c5
commit eaab3cc
Showing 1 changed file with 2 additions and 4 deletions.
diff --git a/lib/compiler-singlepass/src/emitter_x64.rs b/lib/compiler-singlepass/src/emitter_x64.rs
@@ -909,12 +909,10 @@ macro_rules! sse_round_fn {
         |emitter: &mut AssemblerX64, precision: Precision, src1: XMM, src2: XMMOrMemory, dst: XMM| {
             match src2 {
                 XMMOrMemory::XMM(x) => {
-                    if src1 == x {
-                        move_src_to_dst(emitter, precision, x, dst);
-                    } else {
+                    if x != dst {
                         move_src_to_dst(emitter, precision, src1, dst);
                     }
-                    dynasm!(emitter ; $ins Rx((dst as u8)), Rx((dst as u8)), $mode)
+                    dynasm!(emitter ; $ins Rx((x as u8)), Rx((dst as u8)), $mode)
                 }
                 XMMOrMemory::Memory(base, disp) => {
                     dynasm!(emitter ; $ins Rx((dst as u8)), [Rq((base as u8)) + disp], $mode)