| ; RUN: llc -mtriple=x86_64-windows-gnu -exception-model=dwarf < %s | FileCheck %s |
| |
| %struct.A = type { [4096 x i8] } |
| |
| @a = common global i32 0, align 4 |
| @b = common global i32 0, align 4 |
| |
| define void @fn1() nounwind uwtable { |
| entry: |
| %ctx = alloca %struct.A, align 1 |
| %0 = load i32, i32* @a, align 4 |
| %tobool = icmp eq i32 %0, 0 |
| %div = sdiv i32 %0, 6 |
| %cond = select i1 %tobool, i32 %div, i32 %0 |
| store i32 %cond, i32* @b, align 4 |
| %1 = getelementptr inbounds %struct.A, %struct.A* %ctx, i64 0, i32 0, i64 0 |
| call void @llvm.lifetime.start.p0i8(i64 4096, i8* nonnull %1) |
| %2 = ptrtoint %struct.A* %ctx to i64 |
| %3 = trunc i64 %2 to i32 |
| call void @fn2(i32 %3) |
| call void @llvm.lifetime.end.p0i8(i64 4096, i8* nonnull %1) |
| ret void |
| } |
| |
| declare void @fn2(i32) |
| declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture) |
| declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture) |
| |
| ; CHECK-LABEL: fn1: |
| ; CHECK: pushq %rax |
| ; CHECK: movl $4128, %eax |
| ; CHECK: callq ___chkstk_ms |
| ; CHECK: subq %rax, %rsp |
| ; CHECK: movq 4128(%rsp), %rax |
| |
| ; CHECK: addq $4136, %rsp |
