Remove the very substantial, largely unmaintained legacy PGO

[oota-llvm.git] / test / Analysis / Profiling / load-branch-weights-ifs.ll

diff --git a/test/Analysis/Profiling/load-branch-weights-ifs.ll b/test/Analysis/Profiling/load-branch-weights-ifs.ll
deleted file mode 100644 (file)
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