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Diffstat (limited to 'test/Analysis/Profiling/load-branch-weights-ifs.ll')
-rw-r--r-- | test/Analysis/Profiling/load-branch-weights-ifs.ll | 122 |
1 files changed, 0 insertions, 122 deletions
diff --git a/test/Analysis/Profiling/load-branch-weights-ifs.ll b/test/Analysis/Profiling/load-branch-weights-ifs.ll deleted file mode 100644 index 7ed090b..0000000 --- a/test/Analysis/Profiling/load-branch-weights-ifs.ll +++ /dev/null @@ -1,122 +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_mod - Branch taken 6 times in 7. -define i32 @func_mod(i32 %N) nounwind uwtable { -entry: - %retval = alloca i32, align 4 - %N.addr = alloca i32, align 4 - store i32 %N, i32* %N.addr, align 4 - %0 = load i32* %N.addr, align 4 - %rem = srem i32 %0, 7 - %tobool = icmp ne i32 %rem, 0 - br i1 %tobool, label %if.then, label %if.else -; CHECK: br i1 %tobool, label %if.then, label %if.else, !prof !0 - -if.then: - store i32 1, i32* %retval - br label %return - -if.else: - store i32 0, i32* %retval - br label %return - -return: - %1 = load i32* %retval - ret i32 %1 -} - -;; func_const_true - conditional branch which 100% taken probability. -define i32 @func_const_true(i32 %N) nounwind uwtable { -entry: - %retval = alloca i32, align 4 - %N.addr = alloca i32, align 4 - store i32 %N, i32* %N.addr, align 4 - %0 = load i32* %N.addr, align 4 - %cmp = icmp eq i32 %0, 1 - br i1 %cmp, label %if.then, label %if.end -; CHECK: br i1 %cmp, label %if.then, label %if.end, !prof !1 - -if.then: - store i32 1, i32* %retval - br label %return - -if.end: - store i32 0, i32* %retval - br label %return - -return: - %1 = load i32* %retval - ret i32 %1 -} - -;; func_const_true - conditional branch which 100% not-taken probability. -define i32 @func_const_false(i32 %N) nounwind uwtable { -entry: - %retval = alloca i32, align 4 - %N.addr = alloca i32, align 4 - store i32 %N, i32* %N.addr, align 4 - %0 = load i32* %N.addr, align 4 - %cmp = icmp eq i32 %0, 1 - br i1 %cmp, label %if.then, label %if.end -; CHECK: br i1 %cmp, label %if.then, label %if.end, !prof !2 - -if.then: - store i32 1, i32* %retval - br label %return - -if.end: - store i32 0, i32* %retval - br label %return - -return: - %1 = load i32* %retval - ret i32 %1 -} - -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 - %loop = alloca i32, align 4 - store i32 0, i32* %retval - store i32 0, i32* %loop, align 4 - br label %for.cond - -for.cond: - %0 = load i32* %loop, align 4 - %cmp = icmp slt i32 %0, 7000 - br i1 %cmp, label %for.body, label %for.end -; CHECK: br i1 %cmp, label %for.body, label %for.end, !prof !3 - -for.body: - %1 = load i32* %loop, align 4 - %call = call i32 @func_mod(i32 %1) - br label %for.inc - -for.inc: - %2 = load i32* %loop, align 4 - %inc = add nsw i32 %2, 1 - store i32 %inc, i32* %loop, align 4 - br label %for.cond - -for.end: - %call1 = call i32 @func_const_true(i32 1) - %call2 = call i32 @func_const_false(i32 0) - ret i32 0 -} - -; CHECK: !0 = metadata !{metadata !"branch_weights", i32 6000, i32 1000} -; CHECK: !1 = metadata !{metadata !"branch_weights", i32 1, i32 0} -; CHECK: !2 = metadata !{metadata !"branch_weights", i32 0, i32 1} -; CHECK: !3 = metadata !{metadata !"branch_weights", i32 7000, i32 1} -; CHECK-NOT: !4 |