| ; RUN: opt -S -lowerbitsets < %s | FileCheck %s |
| |
| target datalayout = "e-p:32:32" |
| |
| @a = constant i32 1 |
| @b = constant [2 x i32] [i32 2, i32 3] |
| |
| !0 = !{!"bitset1", i32* @a, i32 0} |
| !1 = !{!"bitset1", [2 x i32]* @b, i32 4} |
| |
| !llvm.bitsets = !{ !0, !1 } |
| |
| declare i1 @llvm.bitset.test(i8* %ptr, metadata %bitset) nounwind readnone |
| |
| ; CHECK: @foo( |
| define i1 @foo() { |
| ; CHECK: ret i1 true |
| %x = call i1 @llvm.bitset.test(i8* bitcast (i32* @a to i8*), metadata !"bitset1") |
| ret i1 %x |
| } |
| |
| ; CHECK: @bar( |
| define i1 @bar() { |
| ; CHECK: ret i1 true |
| %x = call i1 @llvm.bitset.test(i8* bitcast (i32* getelementptr ([2 x i32], [2 x i32]* @b, i32 0, i32 1) to i8*), metadata !"bitset1") |
| ret i1 %x |
| } |
| |
| ; CHECK: @baz( |
| define i1 @baz() { |
| ; CHECK-NOT: ret i1 true |
| %x = call i1 @llvm.bitset.test(i8* bitcast (i32* getelementptr ([2 x i32], [2 x i32]* @b, i32 0, i32 0) to i8*), metadata !"bitset1") |
| ret i1 %x |
| } |