diff options
Diffstat (limited to 'llvm/test/Transforms/InstSimplify/2011-09-05-InsertExtractValue.ll')
| -rw-r--r-- | llvm/test/Transforms/InstSimplify/2011-09-05-InsertExtractValue.ll | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/llvm/test/Transforms/InstSimplify/2011-09-05-InsertExtractValue.ll b/llvm/test/Transforms/InstSimplify/2011-09-05-InsertExtractValue.ll new file mode 100644 index 00000000000..2c35ed7f390 --- /dev/null +++ b/llvm/test/Transforms/InstSimplify/2011-09-05-InsertExtractValue.ll @@ -0,0 +1,55 @@ +; 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 |
