; RUN: llc -O1 -mcpu=cortex-a15 -mtriple=armv7-linux-gnueabi -verify-machineinstrs < %s | FileCheck %s ; CHECK-LABEL: t1: define <2 x float> @t1(float* %A, <2 x float> %B) { ; The generated code for this test uses a vld1.32 instruction ; to write the lane 1 of a D register containing the value of ; <2 x float> %B. Since the D register is defined, it would ; be incorrect to fully write it (with a vmov.f64) before the ; vld1.32 instruction. The test checks that a vmov.f64 was not ; generated. ; CHECK-NOT: vmov.{{.*}} d{{[0-9]+}}, %tmp2 = load float, float* %A, align 4 %tmp3 = insertelement <2 x float> %B, float %tmp2, i32 1 ret <2 x float> %tmp3 } ; CHECK-LABEL: t2: define void @t2(<4 x i8> *%in, <4 x i8> *%out, i32 %n) { entry: br label %loop loop: ; The code generated by this test uses a vld1.32 instruction. ; We check that a dependency breaking vmov* instruction was ; generated. ; CHECK: vmov.{{.*}} d{{[0-9]+}}, %oldcount = phi i32 [0, %entry], [%newcount, %loop] %newcount = add i32 %oldcount, 1 %p1 = getelementptr <4 x i8>, <4 x i8> *%in, i32 %newcount %p2 = getelementptr <4 x i8>, <4 x i8> *%out, i32 %newcount %tmp1 = load <4 x i8> , <4 x i8> *%p1, align 4 store <4 x i8> %tmp1, <4 x i8> *%p2 %cmp = icmp eq i32 %newcount, %n br i1 %cmp, label %loop, label %ret ret: ret void }