1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc -mtriple x86_64-unknown-linux-gnu < %s | FileCheck %s 3 4define void @main() { 5; CHECK-LABEL: main: 6; CHECK: # %bb.0: # %entry 7; CHECK-NEXT: subq $424, %rsp # imm = 0x1A8 8; CHECK-NEXT: .cfi_def_cfa_offset 432 9; CHECK-NEXT: leaq {{[0-9]+}}(%rsp), %rdi 10; CHECK-NEXT: movl $400, %edx # imm = 0x190 11; CHECK-NEXT: xorl %esi, %esi 12; CHECK-NEXT: callq memset@PLT 13; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %eax 14; CHECK-NEXT: movl (%rax), %ecx 15; CHECK-NEXT: addl 0, %eax 16; CHECK-NEXT: addl %ecx, %ecx 17; CHECK-NEXT: addl %eax, %ecx 18; CHECK-NEXT: addl {{[0-9]+}}(%rsp), %ecx 19; CHECK-NEXT: movl %ecx, {{[0-9]+}}(%rsp) 20; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %eax 21; CHECK-NEXT: movl %eax, %ecx 22; CHECK-NEXT: imull %eax, %ecx 23; CHECK-NEXT: subl %ecx, %eax 24; CHECK-NEXT: movl %eax, (%rax) 25entry: 26 %k = alloca i32, align 4 27 %m = alloca i32, align 4 28 %a = alloca [100 x i32], align 16 29 call void @llvm.memset.p0.i64(ptr nonnull align 16 %a, i8 0, i64 400, i1 false) 30 %arrayidx = getelementptr inbounds [100 x i32], ptr %a, i64 0, i64 34 31 %add = load i32, ptr %k 32 %0 = load i32, ptr null 33 %1 = load i32, ptr undef 34 %2 = load i32, ptr undef 35 %3 = load i32, ptr %arrayidx 36 %4 = load i32, ptr undef 37 %5 = load i32, ptr undef 38 %6 = load i32, ptr undef 39 %7 = load i32, ptr undef 40 %8 = load i32, ptr undef 41 %9 = load i32, ptr undef 42 %10 = load i32, ptr undef 43 %11 = load i32, ptr undef 44 %12 = load i32, ptr undef 45 %13 = load i32, ptr undef 46 %14 = load i32, ptr undef 47 %15 = load i32, ptr undef 48 %add.1 = add i32 %add, %0 49 %add.2 = add i32 %add.1, %1 50 %add.3 = add i32 %add.2, %2 51 %add.4 = add i32 %add.3, %3 52 store i32 %add.4, ptr %k 53 %16 = load i32, ptr %m 54 %mul = mul i32 %16, %16 55 %sub = sub i32 %16, %mul 56 store i32 %sub, ptr undef 57 unreachable 58} 59 60declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1) #0 61 62attributes #0 = { argmemonly nounwind } 63