1 ; RUN: opt < %s -instsimplify -S | FileCheck %s 2 3 declare void @bar() 4 5 define void @test1() personality i32 (i32, i64, i8*, i8*)* @__gxx_personality_v0 { 6 entry: 7 invoke void @bar() to label %cont unwind label %lpad 8 cont: 9 ret void 10 lpad: 11 %ex = landingpad { i8*, i32 } cleanup 12 %exc_ptr = extractvalue { i8*, i32 } %ex, 0 13 %filter = extractvalue { i8*, i32 } %ex, 1 14 %exc_ptr2 = insertvalue { i8*, i32 } undef, i8* %exc_ptr, 0 15 %filter2 = insertvalue { i8*, i32 } %exc_ptr2, i32 %filter, 1 16 resume { i8*, i32 } %filter2 17 ; CHECK-LABEL: @test1( 18 ; CHECK-NOT: extractvalue 19 ; CHECK-NOT: insertvalue 20 } 21 22 declare i32 @__gxx_personality_v0(i32, i64, i8*, i8*) 23 24 define { i8, i32 } @test2({ i8*, i32 } %x) { 25 %ex = extractvalue { i8*, i32 } %x, 1 26 %ins = insertvalue { i8, i32 } undef, i32 %ex, 1 27 ret { i8, i32 } %ins 28 ; CHECK-LABEL: @test2( 29 } 30 31 define i32 @test3(i32 %a, float %b) { 32 %agg1 = insertvalue {i32, float} undef, i32 %a, 0 33 %agg2 = insertvalue {i32, float} %agg1, float %b, 1 34 %ev = extractvalue {i32, float} %agg2, 0 35 ret i32 %ev 36 ; CHECK-LABEL: @test3( 37 ; CHECK: ret i32 %a 38 } 39 40 define i8 @test4(<8 x i8> %V) { 41 %add = add <8 x i8> %V, bitcast (double 0x319BEB8FD172E36 to <8 x i8>) 42 %extract = extractelement <8 x i8> %add, i32 6 43 ret i8 %extract 44 ; CHECK-LABEL: @test4( 45 ; CHECK: %[[add:.*]] = add <8 x i8> %V, bitcast (<1 x double> <double 0x319BEB8FD172E36> to <8 x i8>) 46 ; CHECK-NEXT: %[[extract:.*]] = extractelement <8 x i8> %[[add]], i32 6 47 ; CHECK-NEXT: ret i8 %[[extract]] 48 } 49
