derek.holloway
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44 lines
1.4 KiB
LLVM
44 lines
1.4 KiB
LLVM
; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -passes='early-cse<memssa>' -earlycse-debug-hash < %s | FileCheck %s
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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-p8:128:128:128:48-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"
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; CHECK-LABEL: @memrealtime(
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; CHECK: call i64 @llvm.amdgcn.s.memrealtime()
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; CHECK: call i64 @llvm.amdgcn.s.memrealtime()
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define amdgpu_kernel void @memrealtime(i64 %cycles) #0 {
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entry:
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%0 = tail call i64 @llvm.amdgcn.s.memrealtime()
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%cmp3 = icmp sgt i64 %cycles, 0
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br i1 %cmp3, label %while.body, label %while.end
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while.body:
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%1 = tail call i64 @llvm.amdgcn.s.memrealtime()
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%sub = sub nsw i64 %1, %0
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%cmp = icmp slt i64 %sub, %cycles
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br i1 %cmp, label %while.body, label %while.end
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while.end:
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ret void
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}
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; CHECK-LABEL: @memtime(
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; CHECK: call i64 @llvm.amdgcn.s.memtime()
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; CHECK: call i64 @llvm.amdgcn.s.memtime()
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define amdgpu_kernel void @memtime(i64 %cycles) #0 {
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entry:
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%0 = tail call i64 @llvm.amdgcn.s.memtime()
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%cmp3 = icmp sgt i64 %cycles, 0
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br i1 %cmp3, label %while.body, label %while.end
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while.body:
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%1 = tail call i64 @llvm.amdgcn.s.memtime()
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%sub = sub nsw i64 %1, %0
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%cmp = icmp slt i64 %sub, %cycles
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br i1 %cmp, label %while.body, label %while.end
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while.end:
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ret void
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}
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declare i64 @llvm.amdgcn.s.memrealtime()
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declare i64 @llvm.amdgcn.s.memtime()
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