derek.holloway
7502bf64a4
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36 lines
2.0 KiB
LLVM
36 lines
2.0 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 6
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; RUN: opt -passes=gvn -S -o - < %s | FileCheck %s
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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"
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target triple = "x86_64-unknown-linux-gnu"
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%struct.with_array = type { [2 x i8], i32, i8 }
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%struct.with_vector = type { <2 x i8>, i32, i8 }
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@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
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@array_with_zeroinit = common global %struct.with_array zeroinitializer, align 4
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@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
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@vector_with_zeroinit = common global %struct.with_vector zeroinitializer, align 4
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define i32 @main() {
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; CHECK-LABEL: define i32 @main() {
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; CHECK-NEXT: [[ENTRY:.*:]]
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; CHECK-NEXT: tail call void @llvm.memcpy.p0.p0.i64(ptr align 4 @array_with_zeroinit, ptr align 4 @main.obj_with_array, i64 12, i1 false)
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; CHECK-NEXT: tail call void @llvm.memcpy.p0.p0.i64(ptr align 4 @vector_with_zeroinit, ptr align 4 @main.obj_with_vector, i64 12, i1 false)
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; CHECK-NEXT: ret i32 1
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;
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entry:
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tail call void @llvm.memcpy.p0.p0.i64(ptr align 4 @array_with_zeroinit, ptr align 4 @main.obj_with_array, i64 12, i1 false)
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%0 = load i8, ptr getelementptr inbounds (%struct.with_array, ptr @array_with_zeroinit, i64 0, i32 2), align 4
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tail call void @llvm.memcpy.p0.p0.i64(ptr align 4 @vector_with_zeroinit, ptr align 4 @main.obj_with_vector, i64 12, i1 false)
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%1 = load i8, ptr getelementptr inbounds (%struct.with_vector, ptr @vector_with_zeroinit, i64 0, i32 2), align 4
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%conv0 = sext i8 %0 to i32
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%conv1 = sext i8 %1 to i32
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%and = and i32 %conv0, %conv1
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ret i32 %and
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}
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declare void @llvm.memcpy.p0.p0.i64(ptr nocapture, ptr nocapture readonly, i64, i1)
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