1; RUN: llc -march=hexagon -O2 < %s | FileCheck %s 2 3; The purpose of this test is to make sure that the packetizer is ignoring 4; CFI instructions while forming packet for allocframe. Refer to 7d7d99622 5; which replaced PROLOG_LABEL with CFI_INSTRUCTION. 6 7@g0 = external constant i8* 8 9; We used to emit: 10; { 11; allocframe(#0) 12; } 13; { 14; r0 = #4 15; But we can put more instructions in the first packet. 16 17; CHECK: { 18; CHECK-NEXT: call f1 19; CHECK-NEXT: r0 = #4 20; CHECK-NEXT: allocframe(#0) 21; CHECK-NEXT: } 22 23define i32 @f0() personality i8* bitcast (i32 (...)* @f3 to i8*) { 24b0: 25 %v0 = tail call i8* @f1(i32 4) #1 26 %v1 = bitcast i8* %v0 to i32* 27 store i32 20, i32* %v1, align 4, !tbaa !0 28 invoke void @f2(i8* %v0, i8* bitcast (i8** @g0 to i8*), i8* null) #2 29 to label %b4 unwind label %b1 30 31b1: ; preds = %b0 32 %v2 = landingpad { i8*, i32 } 33 catch i8* bitcast (i8** @g0 to i8*) 34 %v3 = extractvalue { i8*, i32 } %v2, 1 35 %v4 = tail call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @g0 to i8*)) #1 36 %v5 = icmp eq i32 %v3, %v4 37 br i1 %v5, label %b2, label %b3 38 39b2: ; preds = %b1 40 %v6 = extractvalue { i8*, i32 } %v2, 0 41 %v7 = tail call i8* @f4(i8* %v6) #1 42 tail call void @f5() #1 43 ret i32 1 44 45b3: ; preds = %b1 46 resume { i8*, i32 } %v2 47 48b4: ; preds = %b0 49 unreachable 50} 51 52declare i8* @f1(i32) 53 54declare void @f2(i8*, i8*, i8*) 55 56declare i32 @f3(...) 57 58; Function Attrs: nounwind readnone 59declare i32 @llvm.eh.typeid.for(i8*) #0 60 61declare i8* @f4(i8*) 62 63declare void @f5() 64 65attributes #0 = { nounwind readnone } 66attributes #1 = { nounwind } 67attributes #2 = { noreturn } 68 69!0 = !{!1, !1, i64 0} 70!1 = !{!"int", !2} 71!2 = !{!"omnipotent char", !3} 72!3 = !{!"Simple C/C++ TBAA"} 73