; RUN: llc < %s -widen-vmovs -mcpu=cortex-a8 -verify-machineinstrs -disable-block-placement | FileCheck %s target triple = "thumbv7-apple-ios" ; The 1.0e+10 constant is loaded from the constant pool and kept in a register. ; CHECK: %entry ; CHECK: vldr s ; The float loop variable is initialized with a vmovs from the constant register. ; The vmovs is first widened to a vmovd, and then converted to a vorr because of the v2f32 vadd.f32. ; CHECK: vorr [[DL:d[0-9]+]], [[DN:d[0-9]+]] ; CHECK: , [[DN]] ; CHECK: %for.body.i ; CHECK: vadd.f32 [[DL]], [[DL]], [[DN]] ; CHECK: %rInnerproduct.exit ; ; This test is verifying: ; - The VMOVS widening is happening. ; - Register liveness is verified. ; - The execution domain switch to vorr works across basic blocks. define void @Mm(i32 %in, float* %addr) nounwind { entry: br label %for.body4 for.body4: br label %for.body.i for.body.i: %tmp3.i = phi float [ 1.000000e+10, %for.body4 ], [ %add.i, %for.body.i ] %add.i = fadd float %tmp3.i, 1.000000e+10 %exitcond.i = icmp eq i32 %in, 41 br i1 %exitcond.i, label %rInnerproduct.exit, label %for.body.i rInnerproduct.exit: store float %add.i, float* %addr, align 4 br label %for.body4 }