opt-level.ll
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; RUN: llvm-as -o %t.bc %s
; RUN: %gold -plugin %llvmshlibdir/LLVMgold%shlibext -plugin-opt=save-temps \
; RUN: -m elf_x86_64 \
; RUN: -plugin-opt=O0 -r -o %t.o %t.bc
; RUN: llvm-dis < %t.o.0.4.opt.bc -o - | FileCheck --check-prefix=CHECK-O0 %s
; RUN: %gold -plugin %llvmshlibdir/LLVMgold%shlibext -plugin-opt=save-temps \
; RUN: -m elf_x86_64 \
; RUN: -plugin-opt=O1 -r -o %t.o %t.bc
; RUN: llvm-dis < %t.o.0.4.opt.bc -o - | FileCheck --check-prefix=CHECK-O1 --check-prefix=CHECK-O1-OLDPM %s
; RUN: %gold -plugin %llvmshlibdir/LLVMgold%shlibext -plugin-opt=save-temps \
; RUN: -m elf_x86_64 \
; RUN: -plugin-opt=O2 -r -o %t.o %t.bc
; RUN: llvm-dis < %t.o.0.4.opt.bc -o - | FileCheck --check-prefix=CHECK-O2 %s
; RUN: %gold -plugin %llvmshlibdir/LLVMgold%shlibext -plugin-opt=save-temps \
; RUN: -m elf_x86_64 --plugin-opt=new-pass-manager \
; RUN: -plugin-opt=O0 -r -o %t.o %t.bc
; RUN: llvm-dis < %t.o.0.4.opt.bc -o - | FileCheck --check-prefix=CHECK-O0 %s
; RUN: %gold -plugin %llvmshlibdir/LLVMgold%shlibext -plugin-opt=save-temps \
; RUN: -m elf_x86_64 --plugin-opt=new-pass-manager \
; RUN: -plugin-opt=O1 -r -o %t.o %t.bc
; RUN: llvm-dis < %t.o.0.4.opt.bc -o - | FileCheck --check-prefix=CHECK-O1 --check-prefix=CHECK-O1-NEWPM %s
; RUN: %gold -plugin %llvmshlibdir/LLVMgold%shlibext -plugin-opt=save-temps \
; RUN: -m elf_x86_64 --plugin-opt=new-pass-manager \
; RUN: -plugin-opt=O2 -r -o %t.o %t.bc
; RUN: llvm-dis < %t.o.0.4.opt.bc -o - | FileCheck --check-prefix=CHECK-O2 %s
; CHECK-O0: define internal void @foo(
; CHECK-O1: define internal void @foo(
; CHECK-O2-NOT: define internal void @foo(
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
define internal void @foo() {
ret void
}
; CHECK-O0: define internal i32 @bar(
; CHECK-O1: define internal i32 @bar(
define internal i32 @bar(i1 %p) {
br i1 %p, label %t, label %f
t:
br label %end
f:
br label %end
end:
; CHECK-O0: phi
; CHECK-O1-OLDPM: select
; The new PM does not do as many optimizations at O1
; CHECK-O1-NEWPM: phi
%r = phi i32 [ 1, %t ], [ 2, %f ]
ret i32 %r
}
define i1 @baz() {
call void @foo()
%c = call i32 @bar(i1 true)
%p = call i1 @llvm.type.test(i8* undef, metadata !"typeid1")
ret i1 %p
}
; CHECK-O0-NOT: !type
; CHECK-O1-NOT: !type
; CHECK-O2-NOT: !type
@a = constant i32 1, !type !0
!0 = !{i32 0, !"typeid1"}
declare i1 @llvm.type.test(i8* %ptr, metadata %bitset) nounwind readnone