; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-apple-darwin -mcpu=corei7-avx -mattr=+sse2 | FileCheck %s
; PR1877

@NNTOT = weak global i32 0		; <ptr> [#uses=1]
@G = weak global float 0.000000e+00		; <ptr> [#uses=1]

define void @runcont(ptr %source) nounwind  {
; CHECK-LABEL: runcont:
; CHECK:       ## %bb.0: ## %entry
; CHECK-NEXT:    movl {{[0-9]+}}(%esp), %eax
; CHECK-NEXT:    movl L_NNTOT$non_lazy_ptr, %ecx
; CHECK-NEXT:    movl (%ecx), %ecx
; CHECK-NEXT:    vxorps %xmm0, %xmm0, %xmm0
; CHECK-NEXT:    xorl %edx, %edx
; CHECK-NEXT:    .p2align 4, 0x90
; CHECK-NEXT:  LBB0_1: ## %bb
; CHECK-NEXT:    ## =>This Inner Loop Header: Depth=1
; CHECK-NEXT:    vcvtsi2ssl (%eax,%edx,4), %xmm2, %xmm1
; CHECK-NEXT:    vaddss %xmm0, %xmm1, %xmm0
; CHECK-NEXT:    incl %edx
; CHECK-NEXT:    cmpl %edx, %ecx
; CHECK-NEXT:    jne LBB0_1
; CHECK-NEXT:  ## %bb.2: ## %bb13
; CHECK-NEXT:    movl L_G$non_lazy_ptr, %eax
; CHECK-NEXT:    vmovss %xmm0, (%eax)
; CHECK-NEXT:    retl
entry:
	%tmp10 = load i32, ptr @NNTOT, align 4		; <i32> [#uses=1]
	br label %bb

bb:		; preds = %bb, %entry
	%neuron.0 = phi i32 [ 0, %entry ], [ %indvar.next, %bb ]		; <i32> [#uses=2]
	%thesum.0 = phi float [ 0.000000e+00, %entry ], [ %tmp6, %bb ]		; <float> [#uses=1]
	%tmp2 = getelementptr i32, ptr %source, i32 %neuron.0		; <ptr> [#uses=1]
	%tmp3 = load i32, ptr %tmp2, align 4		; <i32> [#uses=1]
	%tmp34 = sitofp i32 %tmp3 to float		; <float> [#uses=1]
	%tmp6 = fadd float %tmp34, %thesum.0		; <float> [#uses=2]
	%indvar.next = add i32 %neuron.0, 1		; <i32> [#uses=2]
	%exitcond = icmp eq i32 %indvar.next, %tmp10		; <i1> [#uses=1]
	br i1 %exitcond, label %bb13, label %bb

bb13:		; preds = %bb
	store volatile float %tmp6, ptr @G, align 4
	ret void
}