1*0a6a1f1dSLionel Sambuc; RUN: llc -verify-machineinstrs -mcpu=corei7-avx %s -o - | FileCheck %s --check-prefix=CHECK --check-prefix=NO-FLAGS 2*0a6a1f1dSLionel Sambuctarget 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" 3*0a6a1f1dSLionel Sambuctarget triple = "x86_64-apple-macosx10.9.0" 4*0a6a1f1dSLionel Sambuc 5*0a6a1f1dSLionel Sambuc%struct.__va_list_tag = type { i32, i32, i8*, i8* } 6*0a6a1f1dSLionel Sambuc 7*0a6a1f1dSLionel Sambuc; Check that vastart gets the right thing. 8*0a6a1f1dSLionel Sambucdefine i32 @sum(i32 %count, ...) nounwind optsize ssp uwtable { 9*0a6a1f1dSLionel Sambuc; CHECK: testb %al, %al 10*0a6a1f1dSLionel Sambuc; CHECK-NEXT: je 11*0a6a1f1dSLionel Sambuc; CHECK-NEXT: ## BB#{{[0-9]+}}: 12*0a6a1f1dSLionel Sambuc; CHECK-NEXT: vmovaps %xmm0, 48(%rsp) 13*0a6a1f1dSLionel Sambuc; CHECK-NEXT: vmovaps %xmm1, 64(%rsp) 14*0a6a1f1dSLionel Sambuc; CHECK-NEXT: vmovaps %xmm2, 80(%rsp) 15*0a6a1f1dSLionel Sambuc; CHECK-NEXT: vmovaps %xmm3, 96(%rsp) 16*0a6a1f1dSLionel Sambuc; CHECK-NEXT: vmovaps %xmm4, 112(%rsp) 17*0a6a1f1dSLionel Sambuc; CHECK-NEXT: vmovaps %xmm5, 128(%rsp) 18*0a6a1f1dSLionel Sambuc; CHECK-NEXT: vmovaps %xmm6, 144(%rsp) 19*0a6a1f1dSLionel Sambuc; CHECK-NEXT: vmovaps %xmm7, 160(%rsp) 20*0a6a1f1dSLionel Sambuc 21*0a6a1f1dSLionel Sambuc; Check that [EFLAGS] hasn't been pulled in. 22*0a6a1f1dSLionel Sambuc; NO-FLAGS-NOT: %flags 23*0a6a1f1dSLionel Sambuc 24*0a6a1f1dSLionel Sambuc %ap = alloca [1 x %struct.__va_list_tag], align 16 25*0a6a1f1dSLionel Sambuc %1 = bitcast [1 x %struct.__va_list_tag]* %ap to i8* 26*0a6a1f1dSLionel Sambuc call void @llvm.va_start(i8* %1) 27*0a6a1f1dSLionel Sambuc %2 = icmp sgt i32 %count, 0 28*0a6a1f1dSLionel Sambuc br i1 %2, label %.lr.ph, label %._crit_edge 29*0a6a1f1dSLionel Sambuc 30*0a6a1f1dSLionel Sambuc.lr.ph: ; preds = %0 31*0a6a1f1dSLionel Sambuc %3 = getelementptr inbounds [1 x %struct.__va_list_tag]* %ap, i64 0, i64 0, i32 0 32*0a6a1f1dSLionel Sambuc %4 = getelementptr inbounds [1 x %struct.__va_list_tag]* %ap, i64 0, i64 0, i32 2 33*0a6a1f1dSLionel Sambuc %.pre = load i32* %3, align 16 34*0a6a1f1dSLionel Sambuc br label %5 35*0a6a1f1dSLionel Sambuc 36*0a6a1f1dSLionel Sambuc; <label>:5 ; preds = %.lr.ph, %13 37*0a6a1f1dSLionel Sambuc %6 = phi i32 [ %.pre, %.lr.ph ], [ %14, %13 ] 38*0a6a1f1dSLionel Sambuc %.01 = phi i32 [ %count, %.lr.ph ], [ %15, %13 ] 39*0a6a1f1dSLionel Sambuc %7 = icmp ult i32 %6, 41 40*0a6a1f1dSLionel Sambuc br i1 %7, label %8, label %10 41*0a6a1f1dSLionel Sambuc 42*0a6a1f1dSLionel Sambuc; <label>:8 ; preds = %5 43*0a6a1f1dSLionel Sambuc %9 = add i32 %6, 8 44*0a6a1f1dSLionel Sambuc store i32 %9, i32* %3, align 16 45*0a6a1f1dSLionel Sambuc br label %13 46*0a6a1f1dSLionel Sambuc 47*0a6a1f1dSLionel Sambuc; <label>:10 ; preds = %5 48*0a6a1f1dSLionel Sambuc %11 = load i8** %4, align 8 49*0a6a1f1dSLionel Sambuc %12 = getelementptr i8* %11, i64 8 50*0a6a1f1dSLionel Sambuc store i8* %12, i8** %4, align 8 51*0a6a1f1dSLionel Sambuc br label %13 52*0a6a1f1dSLionel Sambuc 53*0a6a1f1dSLionel Sambuc; <label>:13 ; preds = %10, %8 54*0a6a1f1dSLionel Sambuc %14 = phi i32 [ %6, %10 ], [ %9, %8 ] 55*0a6a1f1dSLionel Sambuc %15 = add nsw i32 %.01, 1 56*0a6a1f1dSLionel Sambuc %16 = icmp sgt i32 %15, 0 57*0a6a1f1dSLionel Sambuc br i1 %16, label %5, label %._crit_edge 58*0a6a1f1dSLionel Sambuc 59*0a6a1f1dSLionel Sambuc._crit_edge: ; preds = %13, %0 60*0a6a1f1dSLionel Sambuc %.0.lcssa = phi i32 [ %count, %0 ], [ %15, %13 ] 61*0a6a1f1dSLionel Sambuc call void @llvm.va_end(i8* %1) 62*0a6a1f1dSLionel Sambuc ret i32 %.0.lcssa 63*0a6a1f1dSLionel Sambuc} 64*0a6a1f1dSLionel Sambuc 65*0a6a1f1dSLionel Sambucdeclare void @llvm.va_start(i8*) nounwind 66*0a6a1f1dSLionel Sambuc 67*0a6a1f1dSLionel Sambucdeclare void @llvm.va_end(i8*) nounwind 68