diff options
Diffstat (limited to 'test/Transforms/MergeFunc')
-rw-r--r-- | test/Transforms/MergeFunc/functions.ll | 27 | ||||
-rw-r--r-- | test/Transforms/MergeFunc/ranges.ll | 43 |
2 files changed, 70 insertions, 0 deletions
diff --git a/test/Transforms/MergeFunc/functions.ll b/test/Transforms/MergeFunc/functions.ll new file mode 100644 index 0000000..006fdf5 --- /dev/null +++ b/test/Transforms/MergeFunc/functions.ll @@ -0,0 +1,27 @@ +; RUN: opt -S -mergefunc < %s | FileCheck %s + +; Be sure we don't merge cross-referenced functions of same type. + +; CHECK-LABEL: @left +; CHECK-LABEL: entry-block +; CHECK-LABEL: call void @right(i64 %p) +define void @left(i64 %p) { +entry-block: + call void @right(i64 %p) + call void @right(i64 %p) + call void @right(i64 %p) + call void @right(i64 %p) + ret void +} + +; CHECK-LABEL: @right +; CHECK-LABEL: entry-block +; CHECK-LABEL: call void @left(i64 %p) +define void @right(i64 %p) { +entry-block: + call void @left(i64 %p) + call void @left(i64 %p) + call void @left(i64 %p) + call void @left(i64 %p) + ret void +} diff --git a/test/Transforms/MergeFunc/ranges.ll b/test/Transforms/MergeFunc/ranges.ll new file mode 100644 index 0000000..e25ff1d --- /dev/null +++ b/test/Transforms/MergeFunc/ranges.ll @@ -0,0 +1,43 @@ +; RUN: opt -mergefunc -S < %s | FileCheck %s +define i1 @cmp_with_range(i8*, i8*) { + %v1 = load i8* %0, !range !0 + %v2 = load i8* %1, !range !0 + %out = icmp eq i8 %v1, %v2 + ret i1 %out +} + +define i1 @cmp_no_range(i8*, i8*) { +; CHECK-LABEL: @cmp_no_range +; CHECK-NEXT %v1 = load i8* %0 +; CHECK-NEXT %v2 = load i8* %1 +; CHECK-NEXT %out = icmp eq i8 %v1, %v2 +; CHECK-NEXT ret i1 %out + %v1 = load i8* %0 + %v2 = load i8* %1 + %out = icmp eq i8 %v1, %v2 + ret i1 %out +} + +define i1 @cmp_different_range(i8*, i8*) { +; CHECK-LABEL: @cmp_different_range +; CHECK-NEXT: %v1 = load i8* %0, !range !1 +; CHECK-NEXT: %v2 = load i8* %1, !range !1 +; CHECK-NEXT: %out = icmp eq i8 %v1, %v2 +; CHECK-NEXT: ret i1 %out + %v1 = load i8* %0, !range !1 + %v2 = load i8* %1, !range !1 + %out = icmp eq i8 %v1, %v2 + ret i1 %out +} + +define i1 @cmp_with_same_range(i8*, i8*) { +; CHECK-LABEL: @cmp_with_same_range +; CHECK: tail call i1 @cmp_with_range + %v1 = load i8* %0, !range !0 + %v2 = load i8* %1, !range !0 + %out = icmp eq i8 %v1, %v2 + ret i1 %out +} + +!0 = metadata !{i8 0, i8 2} +!1 = metadata !{i8 5, i8 7} |