1 ; RUN: llc < %s -combiner-alias-analysis -march=x86-64 -mcpu=core2 | FileCheck %s 2 3 target 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" 4 target triple = "x86_64-apple-darwin10.4" 5 declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32, i1) nounwind 6 7 define fastcc i32 @cli_magic_scandesc(i8* %in) nounwind ssp { 8 entry: 9 %a = alloca [64 x i8] 10 %b = getelementptr inbounds [64 x i8], [64 x i8]* %a, i64 0, i32 0 11 %c = getelementptr inbounds [64 x i8], [64 x i8]* %a, i64 0, i32 30 12 %d = load i8, i8* %b, align 8 13 %e = load i8, i8* %c, align 8 14 %f = bitcast [64 x i8]* %a to i8* 15 call void @llvm.memcpy.p0i8.p0i8.i64(i8* %f, i8* %in, i64 64, i32 8, i1 false) nounwind 16 store i8 %d, i8* %b, align 8 17 store i8 %e, i8* %c, align 8 18 ret i32 0 19 } 20 21 ; CHECK: movq ___stack_chk_guard@GOTPCREL(%rip) 22 ; CHECK: movb (%rsp), [[R1:%.+]] 23 ; CHECK: movb 30(%rsp), [[R0:%.+]] 24 ; CHECK: movb [[R1]], (%rsp) 25 ; CHECK: movb [[R0]], 30(%rsp) 26 ; CHECK: callq ___stack_chk_fail 27
