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; RUN: opt < %s -passes=asan -S | FileCheck %s
target datalayout = "e-p:64:64-p1:64:64-p2:32:32-p3:32:32-p4:64:64-p5:32:32-p6:32:32-p7:160:256:256:32-p8:128:128-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-S32-A5-G1-ni:7:8"
target triple = "amdgcn-amd-amdhsa"
@x = addrspace(4) global [2 x i32] zeroinitializer, align 4
define protected amdgpu_kernel void @constant_load(i64 %i) sanitize_address {
entry:
; CHECK-LABEL: @constant_load
; CHECK-NOT: load
;
; CHECK: %[[LOAD_ADDR:[^ ]*]] = ptrtoint ptr addrspace(4) %a to i64
; CHECK: lshr i64 %[[LOAD_ADDR]], 3
; CHECK: add i64 %{{.*}}, 2147450880
; CHECK: %[[LOAD_SHADOW_PTR:[^ ]*]] = inttoptr
; CHECK: %[[LOAD_SHADOW:[^ ]*]] = load i8, ptr %[[LOAD_SHADOW_PTR]]
; CHECK: icmp ne i8
; CHECK: br i1 %{{.*}}, label %{{.*}}, label %{{.*}}
;
; CHECK: add i64 %{{.*}}, 3
; CHECK: trunc i64 %{{.*}} to i8
; CHECK: icmp sge i8 %{{.*}}, %[[LOAD_SHADOW]]
; CHECK: br i1 %{{.*}}, label %{{.*}}, label %{{.*}}
;
; The crash block reports the error.
; CHECK: call void @__asan_report_load4(i64 %[[LOAD_ADDR]])
; CHECK: unreachable
;
; The actual load.
; CHECK: load i32, ptr addrspace(4) %a
; CHECK: ret void
%a = getelementptr inbounds [2 x i32], ptr addrspace(4) @x, i64 0, i64 %i
%q = load i32, ptr addrspace(4) %a, align 4
ret void
}
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