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1; RUN: llc -verify-machineinstrs -mcpu=corei7-avx %s -o - | FileCheck %s --check-prefix=CHECK --check-prefix=NO-FLAGS2target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"3target triple = "x86_64-apple-macosx10.9.0"4 5%struct.__va_list_tag = type { i32, i32, ptr, ptr }6 7; Check that vastart gets the right thing.8define i32 @sum(i32 %count, ...) nounwind optsize ssp uwtable {9; CHECK: testb %al, %al10; CHECK-NEXT: je11; CHECK-NEXT: ## %bb.{{[0-9]+}}:12; CHECK-NEXT: vmovaps %xmm0, 48(%rsp)13; CHECK-NEXT: vmovaps %xmm1, 64(%rsp)14; CHECK-NEXT: vmovaps %xmm2, 80(%rsp)15; CHECK-NEXT: vmovaps %xmm3, 96(%rsp)16; CHECK-NEXT: vmovaps %xmm4, 112(%rsp)17; CHECK-NEXT: vmovaps %xmm5, 128(%rsp)18; CHECK-NEXT: vmovaps %xmm6, 144(%rsp)19; CHECK-NEXT: vmovaps %xmm7, 160(%rsp)20 21; Check that [EFLAGS] hasn't been pulled in.22; NO-FLAGS-NOT: %flags23 24 %ap = alloca [1 x %struct.__va_list_tag], align 1625 call void @llvm.va_start(ptr %ap)26 %1 = icmp sgt i32 %count, 027 br i1 %1, label %.lr.ph, label %._crit_edge28 29.lr.ph: ; preds = %030 %2 = getelementptr inbounds [1 x %struct.__va_list_tag], ptr %ap, i64 0, i64 0, i32 231 %.pre = load i32, ptr %ap, align 1632 br label %333 34; <label>:5 ; preds = %.lr.ph, %1135 %4 = phi i32 [ %.pre, %.lr.ph ], [ %12, %11 ]36 %.01 = phi i32 [ %count, %.lr.ph ], [ %13, %11 ]37 %5 = icmp ult i32 %4, 4138 br i1 %5, label %6, label %839 40; <label>:8 ; preds = %341 %7 = add i32 %4, 842 store i32 %7, ptr %ap, align 1643 br label %1144 45; <label>:10 ; preds = %346 %9 = load ptr, ptr %2, align 847 %10 = getelementptr i8, ptr %9, i64 848 store ptr %10, ptr %2, align 849 br label %1150 51; <label>:13 ; preds = %8, %652 %12 = phi i32 [ %4, %8 ], [ %7, %6 ]53 %13 = add nsw i32 %.01, 154 %14 = icmp sgt i32 %13, 055 br i1 %14, label %3, label %._crit_edge56 57._crit_edge: ; preds = %11, %058 %.0.lcssa = phi i32 [ %count, %0 ], [ %13, %11 ]59 call void @llvm.va_end(ptr %ap)60 ret i32 %.0.lcssa61}62 63declare void @llvm.va_start(ptr) nounwind64 65declare void @llvm.va_end(ptr) nounwind66