}
dv->Instrs.push_back(mi);
- // Finally set all defs and non-collapsed uses to dv.
- for (unsigned i = 0, e = mi->getDesc().getNumOperands(); i != e; ++i) {
- MachineOperand &mo = mi->getOperand(i);
+ // Finally set all defs and non-collapsed uses to dv. We must iterate through
+ // all the operators, including imp-def ones.
+ for (MachineInstr::mop_iterator ii = mi->operands_begin(),
+ ee = mi->operands_end();
+ ii != ee; ++ii) {
+ MachineOperand &mo = *ii;
if (!mo.isReg()) continue;
int rx = regIndex(mo.getReg());
if (rx < 0) continue;
--- /dev/null
+; RUN: llc < %s -march=arm -mcpu=cortex-a9 -mattr=+neon,+neonfp -float-abi=hard -mtriple armv7-linux-gnueabi | FileCheck %s
+
+;; This test checks that the ExecutionDepsFix pass performs the domain changes
+;; even when some dependencies are propagated through implicit definitions.
+
+; CHECK: fun_a
+define <4 x float> @fun_a(<4 x float> %in, <4 x float> %x, float %y) nounwind {
+; CHECK: vext
+; CHECK: vext
+; CHECK: vadd.f32
+ %1 = insertelement <4 x float> %in, float %y, i32 0
+ %2 = fadd <4 x float> %1, %x
+ ret <4 x float> %2
+}
+; CHECK: fun_b
+define <4 x i32> @fun_b(<4 x i32> %in, <4 x i32> %x, i32 %y) nounwind {
+; CHECK: vmov.32
+; CHECK: vadd.i32
+ %1 = insertelement <4 x i32> %in, i32 %y, i32 0
+ %2 = add <4 x i32> %1, %x
+ ret <4 x i32> %2
+}