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1; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -passes='early-cse<memssa>' -earlycse-debug-hash < %s | FileCheck %s2target 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-p8:128:128:128:48-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"3 4; CHECK-LABEL: @memrealtime(5; CHECK: call i64 @llvm.amdgcn.s.memrealtime()6; CHECK: call i64 @llvm.amdgcn.s.memrealtime()7define amdgpu_kernel void @memrealtime(i64 %cycles) #0 {8entry:9 %0 = tail call i64 @llvm.amdgcn.s.memrealtime()10 %cmp3 = icmp sgt i64 %cycles, 011 br i1 %cmp3, label %while.body, label %while.end12 13while.body:14 %1 = tail call i64 @llvm.amdgcn.s.memrealtime()15 %sub = sub nsw i64 %1, %016 %cmp = icmp slt i64 %sub, %cycles17 br i1 %cmp, label %while.body, label %while.end18 19while.end:20 ret void21}22 23; CHECK-LABEL: @memtime(24; CHECK: call i64 @llvm.amdgcn.s.memtime()25; CHECK: call i64 @llvm.amdgcn.s.memtime()26define amdgpu_kernel void @memtime(i64 %cycles) #0 {27entry:28 %0 = tail call i64 @llvm.amdgcn.s.memtime()29 %cmp3 = icmp sgt i64 %cycles, 030 br i1 %cmp3, label %while.body, label %while.end31 32while.body:33 %1 = tail call i64 @llvm.amdgcn.s.memtime()34 %sub = sub nsw i64 %1, %035 %cmp = icmp slt i64 %sub, %cycles36 br i1 %cmp, label %while.body, label %while.end37 38while.end:39 ret void40}41 42declare i64 @llvm.amdgcn.s.memrealtime()43declare i64 @llvm.amdgcn.s.memtime()44