61 lines
1.8 KiB
LLVM
61 lines
1.8 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
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; RUN: opt < %s -passes=instsimplify -S | FileCheck %s
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@gv = global i64 zeroinitializer, align 16
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define i1 @cmp_gv_alloca() {
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; CHECK-LABEL: define i1 @cmp_gv_alloca() {
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; CHECK-NEXT: ret i1 false
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;
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%alloca = alloca i64, align 8
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%cmp = icmp eq ptr %alloca, @gv
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ret i1 %cmp
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}
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@gv_externally_init = externally_initialized global i64 zeroinitializer, align 16
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define i1 @cmp_gv_alloca_extern_init() {
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; CHECK-LABEL: define i1 @cmp_gv_alloca_extern_init() {
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; CHECK-NEXT: ret i1 false
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;
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%alloca = alloca i64, align 8
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%cmp = icmp eq ptr %alloca, @gv_externally_init
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ret i1 %cmp
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}
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@const_gv = protected addrspace(4) externally_initialized global [4096 x i64] zeroinitializer, align 16
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define i1 @cmp_gv_alloca_cast() {
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; CHECK-LABEL: define i1 @cmp_gv_alloca_cast() {
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; CHECK-NEXT: ret i1 false
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;
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%alloca = alloca i64, align 8, addrspace(5)
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%cast.alloca = addrspacecast ptr addrspace(5) %alloca to ptr
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%cmp = icmp eq ptr %cast.alloca, addrspacecast (ptr addrspace(4) @const_gv to ptr)
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ret i1 %cmp
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}
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@gv_weak = weak global i64 zeroinitializer, align 16
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define i1 @cmp_gv_weak_alloca() {
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; CHECK-LABEL: define i1 @cmp_gv_weak_alloca() {
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; CHECK-NEXT: ret i1 false
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;
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%alloca = alloca i64, align 8
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%cmp = icmp eq ptr %alloca, @gv_weak
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ret i1 %cmp
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}
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%opaque = type opaque
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@gv_unsized = weak global %opaque zeroinitializer, align 16
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define i1 @cmp_gv_unsized_alloca() {
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; CHECK-LABEL: define i1 @cmp_gv_unsized_alloca() {
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; CHECK-NEXT: [[ALLOCA:%.*]] = alloca i64, align 8
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; CHECK-NEXT: [[CMP:%.*]] = icmp eq ptr [[ALLOCA]], @gv_unsized
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; CHECK-NEXT: ret i1 [[CMP]]
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;
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%alloca = alloca i64, align 8
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%cmp = icmp eq ptr %alloca, @gv_unsized
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ret i1 %cmp
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}
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