1; RUN: opt -S -lowerbitsets < %s | FileCheck %s 2 3; Tests that we correctly create a jump table for bitsets containing 2 or more 4; functions. 5 6target triple = "x86_64-unknown-linux-gnu" 7target datalayout = "e-p:64:64" 8 9; CHECK: @[[JT:.*]] = private constant [2 x <{ i8, i32, i8, i8, i8 }>] [<{ i8, i32, i8, i8, i8 }> <{ i8 -23, i32 trunc (i64 sub (i64 sub (i64 ptrtoint (void ()* @[[FNAME:.*]] to i64), i64 ptrtoint ([2 x <{ i8, i32, i8, i8, i8 }>]* @[[JT]] to i64)), i64 5) to i32), i8 -52, i8 -52, i8 -52 }>, <{ i8, i32, i8, i8, i8 }> <{ i8 -23, i32 trunc (i64 sub (i64 sub (i64 ptrtoint (void ()* @[[GNAME:.*]] to i64), i64 ptrtoint ([2 x <{ i8, i32, i8, i8, i8 }>]* @[[JT]] to i64)), i64 13) to i32), i8 -52, i8 -52, i8 -52 }>], section ".text" 10 11; CHECK: @f = alias void (), bitcast ([2 x <{ i8, i32, i8, i8, i8 }>]* @[[JT]] to void ()*) 12; CHECK: @g = alias void (), bitcast (<{ i8, i32, i8, i8, i8 }>* getelementptr inbounds ([2 x <{ i8, i32, i8, i8, i8 }>], [2 x <{ i8, i32, i8, i8, i8 }>]* @[[JT]], i64 0, i64 1) to void ()*) 13 14; CHECK: define private void @[[FNAME]]() { 15define void @f() { 16 ret void 17} 18 19; CHECK: define private void @[[GNAME]]() { 20define void @g() { 21 ret void 22} 23 24!0 = !{!"bitset1", void ()* @f, i32 0} 25!1 = !{!"bitset1", void ()* @g, i32 0} 26 27!llvm.bitsets = !{ !0, !1 } 28 29declare i1 @llvm.bitset.test(i8* %ptr, metadata %bitset) nounwind readnone 30 31define i1 @foo(i8* %p) { 32 ; CHECK: sub i64 {{.*}}, ptrtoint ([2 x <{ i8, i32, i8, i8, i8 }>]* @[[JT]] to i64) 33 %x = call i1 @llvm.bitset.test(i8* %p, metadata !"bitset1") 34 ret i1 %x 35} 36