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-rw-r--r--test/Analysis/Profiling/load-branch-weights-loops.ll188
1 files changed, 0 insertions, 188 deletions
diff --git a/test/Analysis/Profiling/load-branch-weights-loops.ll b/test/Analysis/Profiling/load-branch-weights-loops.ll
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--- a/test/Analysis/Profiling/load-branch-weights-loops.ll
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@@ -1,188 +0,0 @@
-; RUN: opt -insert-edge-profiling -o %t1 < %s
-; RUN: rm -f %t1.prof_data
-; RUN: lli %defaultjit -load %llvmshlibdir/libprofile_rt%shlibext %t1 \
-; RUN: -llvmprof-output %t1.prof_data
-; RUN: opt -profile-file %t1.prof_data -profile-metadata-loader -S -o - < %s \
-; RUN: | FileCheck %s
-; RUN: rm -f %t1.prof_data
-
-; FIXME: profile_rt.dll could be built on win32.
-; REQUIRES: loadable_module
-
-;; func_for - Test branch probabilities for a vanilla for loop.
-define i32 @func_for(i32 %N) nounwind uwtable {
-entry:
- %N.addr = alloca i32, align 4
- %ret = alloca i32, align 4
- %loop = alloca i32, align 4
- store i32 %N, i32* %N.addr, align 4
- store i32 0, i32* %ret, align 4
- store i32 0, i32* %loop, align 4
- br label %for.cond
-
-for.cond:
- %0 = load i32* %loop, align 4
- %1 = load i32* %N.addr, align 4
- %cmp = icmp slt i32 %0, %1
- br i1 %cmp, label %for.body, label %for.end
-; CHECK: br i1 %cmp, label %for.body, label %for.end, !prof !0
-
-for.body:
- %2 = load i32* %N.addr, align 4
- %3 = load i32* %ret, align 4
- %add = add nsw i32 %3, %2
- store i32 %add, i32* %ret, align 4
- br label %for.inc
-
-for.inc:
- %4 = load i32* %loop, align 4
- %inc = add nsw i32 %4, 1
- store i32 %inc, i32* %loop, align 4
- br label %for.cond
-
-for.end:
- %5 = load i32* %ret, align 4
- ret i32 %5
-}
-
-;; func_for_odd - Test branch probabilities for a for loop with a continue and
-;; a break.
-define i32 @func_for_odd(i32 %N) nounwind uwtable {
-entry:
- %N.addr = alloca i32, align 4
- %ret = alloca i32, align 4
- %loop = alloca i32, align 4
- store i32 %N, i32* %N.addr, align 4
- store i32 0, i32* %ret, align 4
- store i32 0, i32* %loop, align 4
- br label %for.cond
-
-for.cond:
- %0 = load i32* %loop, align 4
- %1 = load i32* %N.addr, align 4
- %cmp = icmp slt i32 %0, %1
- br i1 %cmp, label %for.body, label %for.end
-; CHECK: br i1 %cmp, label %for.body, label %for.end, !prof !1
-
-for.body:
- %2 = load i32* %loop, align 4
- %rem = srem i32 %2, 10
- %tobool = icmp ne i32 %rem, 0
- br i1 %tobool, label %if.then, label %if.end
-; CHECK: br i1 %tobool, label %if.then, label %if.end, !prof !2
-
-if.then:
- br label %for.inc
-
-if.end:
- %3 = load i32* %loop, align 4
- %cmp1 = icmp eq i32 %3, 500
- br i1 %cmp1, label %if.then2, label %if.end3
-; CHECK: br i1 %cmp1, label %if.then2, label %if.end3, !prof !3
-
-if.then2:
- br label %for.end
-
-if.end3:
- %4 = load i32* %N.addr, align 4
- %5 = load i32* %ret, align 4
- %add = add nsw i32 %5, %4
- store i32 %add, i32* %ret, align 4
- br label %for.inc
-
-for.inc:
- %6 = load i32* %loop, align 4
- %inc = add nsw i32 %6, 1
- store i32 %inc, i32* %loop, align 4
- br label %for.cond
-
-for.end:
- %7 = load i32* %ret, align 4
- ret i32 %7
-}
-
-;; func_while - Test branch probability in a vanilla while loop.
-define i32 @func_while(i32 %N) nounwind uwtable {
-entry:
- %N.addr = alloca i32, align 4
- %ret = alloca i32, align 4
- %loop = alloca i32, align 4
- store i32 %N, i32* %N.addr, align 4
- store i32 0, i32* %ret, align 4
- store i32 0, i32* %loop, align 4
- br label %while.cond
-
-while.cond:
- %0 = load i32* %loop, align 4
- %1 = load i32* %N.addr, align 4
- %cmp = icmp slt i32 %0, %1
- br i1 %cmp, label %while.body, label %while.end
-; CHECK: br i1 %cmp, label %while.body, label %while.end, !prof !0
-
-while.body:
- %2 = load i32* %N.addr, align 4
- %3 = load i32* %ret, align 4
- %add = add nsw i32 %3, %2
- store i32 %add, i32* %ret, align 4
- %4 = load i32* %loop, align 4
- %inc = add nsw i32 %4, 1
- store i32 %inc, i32* %loop, align 4
- br label %while.cond
-
-while.end:
- %5 = load i32* %ret, align 4
- ret i32 %5
-}
-
-;; func_while - Test branch probability in a vanilla do-while loop.
-define i32 @func_do_while(i32 %N) nounwind uwtable {
-entry:
- %N.addr = alloca i32, align 4
- %ret = alloca i32, align 4
- %loop = alloca i32, align 4
- store i32 %N, i32* %N.addr, align 4
- store i32 0, i32* %ret, align 4
- store i32 0, i32* %loop, align 4
- br label %do.body
-
-do.body:
- %0 = load i32* %N.addr, align 4
- %1 = load i32* %ret, align 4
- %add = add nsw i32 %1, %0
- store i32 %add, i32* %ret, align 4
- %2 = load i32* %loop, align 4
- %inc = add nsw i32 %2, 1
- store i32 %inc, i32* %loop, align 4
- br label %do.cond
-
-do.cond:
- %3 = load i32* %loop, align 4
- %4 = load i32* %N.addr, align 4
- %cmp = icmp slt i32 %3, %4
- br i1 %cmp, label %do.body, label %do.end
-; CHECK: br i1 %cmp, label %do.body, label %do.end, !prof !4
-
-do.end:
- %5 = load i32* %ret, align 4
- ret i32 %5
-}
-
-define i32 @main(i32 %argc, i8** %argv) nounwind uwtable {
-entry:
- %retval = alloca i32, align 4
- %argc.addr = alloca i32, align 4
- %argv.addr = alloca i8**, align 8
- store i32 0, i32* %retval
- %call = call i32 @func_for(i32 1000)
- %call1 = call i32 @func_for_odd(i32 1000)
- %call2 = call i32 @func_while(i32 1000)
- %call3 = call i32 @func_do_while(i32 1000)
- ret i32 0
-}
-
-!0 = metadata !{metadata !"branch_weights", i32 1000, i32 1}
-!1 = metadata !{metadata !"branch_weights", i32 501, i32 0}
-!2 = metadata !{metadata !"branch_weights", i32 450, i32 51}
-!3 = metadata !{metadata !"branch_weights", i32 1, i32 50}
-!4 = metadata !{metadata !"branch_weights", i32 999, i32 1}
-; CHECK-NOT: !5