| ; RUN: opt -passes=newgvn -S -o - < %s | FileCheck %s |
| target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| %struct.with_array = type { [2 x i8], i32, i8 } |
| %struct.with_vector = type { <2 x i8>, i32, i8 } |
| |
| @main.obj_with_array = private unnamed_addr constant { [2 x i8], i32, i8, [3 x i8] } { [2 x i8] zeroinitializer, i32 0, i8 1, [3 x i8] undef }, align 4 |
| @array_with_zeroinit = common global %struct.with_array zeroinitializer, align 4 |
| |
| @main.obj_with_vector = private unnamed_addr constant { <2 x i8>, i32, i8, [3 x i8] } { <2 x i8> zeroinitializer, i32 0, i8 1, [3 x i8] undef }, align 4 |
| @vector_with_zeroinit = common global %struct.with_vector zeroinitializer, align 4 |
| |
| define i32 @main() { |
| entry: |
| tail call void @llvm.memcpy.p0.p0.i64(ptr align 4 @array_with_zeroinit, ptr align 4 getelementptr inbounds ({ [2 x i8], i32, i8, [3 x i8] }, ptr @main.obj_with_array, i64 0, i32 0, i64 0), i64 12, i1 false) |
| %0 = load i8, ptr getelementptr inbounds (%struct.with_array, ptr @array_with_zeroinit, i64 0, i32 2), align 4 |
| |
| tail call void @llvm.memcpy.p0.p0.i64(ptr align 4 @vector_with_zeroinit, ptr align 4 getelementptr inbounds ({ <2 x i8>, i32, i8, [3 x i8] }, ptr @main.obj_with_vector, i64 0, i32 0, i64 0), i64 12, i1 false) |
| %1 = load i8, ptr getelementptr inbounds (%struct.with_vector, ptr @vector_with_zeroinit, i64 0, i32 2), align 4 |
| %conv0 = sext i8 %0 to i32 |
| %conv1 = sext i8 %1 to i32 |
| %and = and i32 %conv0, %conv1 |
| ret i32 %and |
| ; CHECK-LABEL: define i32 @main( |
| ; CHECK: ret i32 1 |
| } |
| |
| declare void @llvm.memcpy.p0.p0.i64(ptr nocapture, ptr nocapture readonly, i64, i1) |