xref: /llvm-project/llvm/test/tools/gold/X86/opt-level.ll (revision 4fa1e8f970235918da8e7c467cdcd227c2f87536)
1; RUN: llvm-as -o %t.bc %s
2; RUN: %gold -plugin %llvmshlibdir/LLVMgold%shlibext -plugin-opt=save-temps \
3; RUN:    -m elf_x86_64 --plugin-opt=new-pass-manager \
4; RUN:    -plugin-opt=O0 -r -o %t.o %t.bc
5; RUN: llvm-dis < %t.o.0.4.opt.bc -o - | FileCheck --check-prefix=CHECK-O0 %s
6; RUN: %gold -plugin %llvmshlibdir/LLVMgold%shlibext -plugin-opt=save-temps \
7; RUN:    -m elf_x86_64 --plugin-opt=new-pass-manager \
8; RUN:    -plugin-opt=O1 -r -o %t.o %t.bc
9; RUN: llvm-dis < %t.o.0.4.opt.bc -o - | FileCheck --check-prefix=CHECK-O1 %s
10; RUN: %gold -plugin %llvmshlibdir/LLVMgold%shlibext -plugin-opt=save-temps \
11; RUN:    -m elf_x86_64 --plugin-opt=new-pass-manager \
12; RUN:    -plugin-opt=O2 -r -o %t.o %t.bc
13; RUN: llvm-dis < %t.o.0.4.opt.bc -o - | FileCheck --check-prefix=CHECK-O2 %s
14
15; CHECK-O0: define internal void @foo(
16; CHECK-O1: define internal void @foo(
17; CHECK-O2-NOT: define internal void @foo(
18
19target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
20target triple = "x86_64-unknown-linux-gnu"
21
22define internal void @foo() {
23  ret void
24}
25
26; CHECK-O0: define internal i32 @bar(
27; CHECK-O1: define internal i32 @bar(
28define internal i32 @bar(i1 %p) {
29  br i1 %p, label %t, label %f
30
31t:
32  br label %end
33
34f:
35  br label %end
36
37end:
38  ; CHECK-O0: phi
39  ; CHECK-O1: phi
40  %r = phi i32 [ 1, %t ], [ 2, %f ]
41  ret i32 %r
42}
43
44define i1 @baz() {
45  call void @foo()
46  %c = call i32 @bar(i1 true)
47  %p = call i1 @llvm.type.test(ptr undef, metadata !"typeid1")
48  ret i1 %p
49}
50
51; CHECK-O0-NOT: !type
52; CHECK-O1-NOT: !type
53; CHECK-O2-NOT: !type
54@a = constant i32 1, !type !0
55
56!0 = !{i32 0, !"typeid1"}
57
58declare i1 @llvm.type.test(ptr %ptr, metadata %bitset) nounwind readnone
59