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1; Tests that coro-split passes initialized values to coroutine frame allocator.2; RUN: opt < %s -passes='cgscc(coro-split),simplifycfg,early-cse' -S | FileCheck %s3 4define ptr @f(i32 %argument) presplitcoroutine {5entry:6 %argument.addr = alloca i32, align 47 %incremented = add i32 %argument, 18 store i32 %incremented, ptr %argument.addr, align 49 %id = call token @llvm.coro.id(i32 0, ptr null, ptr null, ptr null)10 %need.alloc = call i1 @llvm.coro.alloc(token %id)11 br i1 %need.alloc, label %dyn.alloc, label %begin12 13dyn.alloc:14 %size = call i32 @llvm.coro.size.i32()15 %allocator_argument = load i32, ptr %argument.addr, align 416 %alloc = call ptr @custom_alloctor(i32 %size, i32 %allocator_argument)17 br label %begin18 19begin:20 %phi = phi ptr [ null, %entry ], [ %alloc, %dyn.alloc ]21 %hdl = call ptr @llvm.coro.begin(token %id, ptr %phi)22 %print_argument = load i32, ptr %argument.addr, align 423 call void @print(i32 %print_argument)24 %0 = call i8 @llvm.coro.suspend(token none, i1 false)25 switch i8 %0, label %suspend [i8 0, label %resume26 i8 1, label %cleanup]27resume:28 call void @print(i32 1)29 br label %cleanup30 31cleanup:32 %mem = call ptr @llvm.coro.free(token %id, ptr %hdl)33 call void @free(ptr %mem)34 br label %suspend35suspend:36 call void @llvm.coro.end(ptr %hdl, i1 0, token none)37 ret ptr %hdl38}39 40; CHECK-LABEL: @f(41; CHECK: %argument.addr = alloca i3242; CHECK: %incremented = add i32 %argument, 143; CHECK-NEXT: store i32 %incremented, ptr %argument.addr44; CHECK-LABEL: dyn.alloc:45; CHECK: %allocator_argument = load i32, ptr %argument.addr46; CHECK: %alloc = call ptr @custom_alloctor(i32 24, i32 %allocator_argument)47; CHECK-LABEL: begin:48; CHECK: %print_argument = load i32, ptr %argument.addr49; CHECK: call void @print(i32 %print_argument)50 51declare ptr @llvm.coro.free(token, ptr)52declare i32 @llvm.coro.size.i32()53declare i8 @llvm.coro.suspend(token, i1)54declare void @llvm.coro.resume(ptr)55declare void @llvm.coro.destroy(ptr)56 57declare token @llvm.coro.id(i32, ptr, ptr, ptr)58declare i1 @llvm.coro.alloc(token)59declare ptr @llvm.coro.begin(token, ptr)60declare void @llvm.coro.end(ptr, i1, token)61 62declare noalias ptr @custom_alloctor(i32, i32)63declare void @print(i32)64declare void @free(ptr)65