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Diffstat (limited to 'test/Transforms/PGOProfile/memcpy.ll')
| -rw-r--r-- | test/Transforms/PGOProfile/memcpy.ll | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/test/Transforms/PGOProfile/memcpy.ll b/test/Transforms/PGOProfile/memcpy.ll new file mode 100644 index 000000000000..9db4a4a2dd4c --- /dev/null +++ b/test/Transforms/PGOProfile/memcpy.ll @@ -0,0 +1,35 @@ +; RUN: opt < %s -pgo-instr-gen -instrprof -S | FileCheck %s +; RUN: opt <%s -passes=pgo-instr-gen,instrprof -S | FileCheck %s +target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" +target triple = "x86_64-unknown-linux-gnu" + +define void @foo(i8* %dst, i8* %src, i32* %a, i32 %n) { +entry: + br label %for.cond + +for.cond: + %i.0 = phi i32 [ 0, %entry ], [ %add, %for.cond1 ] + %cmp = icmp slt i32 %i.0, %n + br i1 %cmp, label %for.cond1, label %for.end6 + +for.cond1: + %j.0 = phi i32 [ %inc, %for.body3 ], [ 0, %for.cond ] + %idx.ext = sext i32 %i.0 to i64 + %add.ptr = getelementptr inbounds i32, i32* %a, i64 %idx.ext + %0 = load i32, i32* %add.ptr, align 4 + %cmp2 = icmp slt i32 %j.0, %0 + %add = add nsw i32 %i.0, 1 + br i1 %cmp2, label %for.body3, label %for.cond + +for.body3: + %conv = sext i32 %add to i64 +; CHECK: call void @__llvm_profile_instrument_range(i64 %conv, i8* bitcast ({ i64, i64, i64*, i8*, i8*, i32, [2 x i16] }* @__profd_foo to i8*), i32 0, i64 0, i64 8, i64 8192) + call void @llvm.memcpy.p0i8.p0i8.i64(i8* %dst, i8* %src, i64 %conv, i32 1, i1 false) + %inc = add nsw i32 %j.0, 1 + br label %for.cond1 + +for.end6: + ret void +} + +declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture writeonly, i8* nocapture readonly, i64, i32, i1) |