| ; RUN: opt < %s -instsimplify -S | FileCheck %s |
| |
| declare void @bar() |
| |
| define void @test1() personality i32 (i32, i64, i8*, i8*)* @__gxx_personality_v0 { |
| entry: |
| invoke void @bar() to label %cont unwind label %lpad |
| cont: |
| ret void |
| lpad: |
| %ex = landingpad { i8*, i32 } cleanup |
| %exc_ptr = extractvalue { i8*, i32 } %ex, 0 |
| %filter = extractvalue { i8*, i32 } %ex, 1 |
| %exc_ptr2 = insertvalue { i8*, i32 } undef, i8* %exc_ptr, 0 |
| %filter2 = insertvalue { i8*, i32 } %exc_ptr2, i32 %filter, 1 |
| resume { i8*, i32 } %filter2 |
| ; CHECK-LABEL: @test1( |
| ; CHECK-NOT: extractvalue |
| ; CHECK-NOT: insertvalue |
| } |
| |
| declare i32 @__gxx_personality_v0(i32, i64, i8*, i8*) |
| |
| define { i8, i32 } @test2({ i8*, i32 } %x) { |
| %ex = extractvalue { i8*, i32 } %x, 1 |
| %ins = insertvalue { i8, i32 } undef, i32 %ex, 1 |
| ret { i8, i32 } %ins |
| ; CHECK-LABEL: @test2( |
| } |
| |
| define i32 @test3(i32 %a, float %b) { |
| %agg1 = insertvalue {i32, float} undef, i32 %a, 0 |
| %agg2 = insertvalue {i32, float} %agg1, float %b, 1 |
| %ev = extractvalue {i32, float} %agg2, 0 |
| ret i32 %ev |
| ; CHECK-LABEL: @test3( |
| ; CHECK: ret i32 %a |
| } |
| |
| define i8 @test4(<8 x i8> %V) { |
| %add = add <8 x i8> %V, bitcast (double 0x319BEB8FD172E36 to <8 x i8>) |
| %extract = extractelement <8 x i8> %add, i32 6 |
| ret i8 %extract |
| ; CHECK-LABEL: @test4( |
| ; CHECK: %[[add:.*]] = add <8 x i8> %V, bitcast (<1 x double> <double 0x319BEB8FD172E36> to <8 x i8>) |
| ; CHECK-NEXT: %[[extract:.*]] = extractelement <8 x i8> %[[add]], i32 6 |
| ; CHECK-NEXT: ret i8 %[[extract]] |
| } |
| |
| define i32 @test5(<4 x i32> %V) { |
| %extract = extractelement <4 x i32> %V, i32 undef |
| ret i32 %extract |
| } |
| ; CHECK-LABEL: @test5( |
| ; CHECK: ret i32 undef |