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1; Test optional annotation of stack addresses.2;3; RUN: opt < %s -passes='function(memprof),module(memprof-module)' -S | FileCheck --check-prefixes=CHECK %s4; RUN: opt < %s -passes='function(memprof),module(memprof-module)' -memprof-instrument-stack -S | FileCheck --check-prefixes=CHECK,STACK %s5 6target 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"7target triple = "x86_64-unknown-linux-gnu"8 9define i32 @test_stack_load() {10entry:11 %x = alloca i32, align 412 %tmp1 = load i32, ptr %x, align 413 ret i32 %tmp114}15; CHECK-LABEL: @test_stack_load16; CHECK: %[[SHADOW_OFFSET:[^ ]*]] = load i64, ptr @__memprof_shadow_memory_dynamic_address17; CHECK-NEXT: %x = alloca i3218; STACK-NEXT: %[[LOAD_ADDR:[^ ]*]] = ptrtoint ptr %x to i6419; STACK-NEXT: %[[MASKED_ADDR:[^ ]*]] = and i64 %[[LOAD_ADDR]], -6420; STACK-NEXT: %[[SHIFTED_ADDR:[^ ]*]] = lshr i64 %[[MASKED_ADDR]], 321; STACK-NEXT: add i64 %[[SHIFTED_ADDR]], %[[SHADOW_OFFSET]]22; STACK-NEXT: %[[LOAD_SHADOW_PTR:[^ ]*]] = inttoptr23; STACK-NEXT: %[[LOAD_SHADOW:[^ ]*]] = load i64, ptr %[[LOAD_SHADOW_PTR]]24; STACK-NEXT: %[[NEW_SHADOW:[^ ]*]] = add i64 %[[LOAD_SHADOW]], 125; STACK-NEXT: store i64 %[[NEW_SHADOW]], ptr %[[LOAD_SHADOW_PTR]]26; The actual load.27; CHECK-NEXT: %tmp1 = load i32, ptr %x28; CHECK-NEXT: ret i32 %tmp129 30define void @test_stack_store() {31entry:32 %x = alloca i32, align 433 store i32 1, ptr %x, align 434 ret void35}36; CHECK-LABEL: @test_stack_store37; CHECK: %[[SHADOW_OFFSET:[^ ]*]] = load i64, ptr @__memprof_shadow_memory_dynamic_address38; CHECK-NEXT: %x = alloca i3239; STACK-NEXT: %[[STORE_ADDR:[^ ]*]] = ptrtoint ptr %x to i6440; STACK-NEXT: %[[MASKED_ADDR:[^ ]*]] = and i64 %[[STORE_ADDR]], -6441; STACK-NEXT: %[[SHIFTED_ADDR:[^ ]*]] = lshr i64 %[[MASKED_ADDR]], 342; STACK-NEXT: add i64 %[[SHIFTED_ADDR]], %[[SHADOW_OFFSET]]43; STACK-NEXT: %[[STORE_SHADOW_PTR:[^ ]*]] = inttoptr44; STACK-NEXT: %[[STORE_SHADOW:[^ ]*]] = load i64, ptr %[[STORE_SHADOW_PTR]]45; STACK-NEXT: %[[NEW_SHADOW:[^ ]*]] = add i64 %[[STORE_SHADOW]], 146; STACK-NEXT: store i64 %[[NEW_SHADOW]], ptr %[[STORE_SHADOW_PTR]]47; The actual store.48; CHECK-NEXT: store i32 1, ptr %x49; CHECK-NEXT: ret void50