127 lines
3.0 KiB
LLVM
127 lines
3.0 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -instsimplify -S | FileCheck %s
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define i8 @noundef(i8 noundef %x) {
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; CHECK-LABEL: @noundef(
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; CHECK-NEXT: ret i8 [[X:%.*]]
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;
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%y = freeze i8 %x
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ret i8 %y
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}
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define i1 @icmp(i8 noundef %x, i8 noundef %y) {
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; CHECK-LABEL: @icmp(
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; CHECK-NEXT: [[C:%.*]] = icmp eq i8 [[X:%.*]], [[Y:%.*]]
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; CHECK-NEXT: ret i1 [[C]]
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;
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%c = icmp eq i8 %x, %y
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%f = freeze i1 %c
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ret i1 %f
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}
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define i1 @or(i1 noundef %x, i1 noundef %x2) {
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; CHECK-LABEL: @or(
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; CHECK-NEXT: [[Y:%.*]] = or i1 [[X:%.*]], [[X2:%.*]]
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; CHECK-NEXT: ret i1 [[Y]]
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;
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%y = or i1 %x, %x2
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%z = freeze i1 %y
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ret i1 %z
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}
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define i1 @or2(i1 noundef %x, i1 %x2) {
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; CHECK-LABEL: @or2(
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; CHECK-NEXT: [[Y:%.*]] = or i1 [[X:%.*]], [[X2:%.*]]
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; CHECK-NEXT: [[Z:%.*]] = freeze i1 [[Y]]
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; CHECK-NEXT: ret i1 [[Z]]
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;
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%y = or i1 %x, %x2
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%z = freeze i1 %y
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ret i1 %z
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}
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define i8 @add(i8 noundef %x) {
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; CHECK-LABEL: @add(
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; CHECK-NEXT: [[Y:%.*]] = add i8 [[X:%.*]], 1
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; CHECK-NEXT: ret i8 [[Y]]
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;
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%y = add i8 %x, 1
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%z = freeze i8 %y
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ret i8 %z
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}
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define i8 @addnsw(i8 noundef %x) {
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; CHECK-LABEL: @addnsw(
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; CHECK-NEXT: [[Y:%.*]] = add nsw i8 [[X:%.*]], 1
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; CHECK-NEXT: [[Z:%.*]] = freeze i8 [[Y]]
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; CHECK-NEXT: ret i8 [[Z]]
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;
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%y = add nsw i8 %x, 1
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%z = freeze i8 %y
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ret i8 %z
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}
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define {i8, i32} @aggr({i8, i32} noundef %x) {
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; CHECK-LABEL: @aggr(
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; CHECK-NEXT: ret { i8, i32 } [[X:%.*]]
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;
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%y = freeze {i8, i32} %x
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ret {i8, i32} %y
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}
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define i32 @extract({i8, i32} noundef %x) {
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; CHECK-LABEL: @extract(
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; CHECK-NEXT: [[Y:%.*]] = extractvalue { i8, i32 } [[X:%.*]], 1
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; CHECK-NEXT: ret i32 [[Y]]
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;
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%y = extractvalue {i8, i32} %x, 1
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%z = freeze i32 %y
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ret i32 %z
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}
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define i32 @extract2({i8, {i8, i32}} noundef %x) {
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; CHECK-LABEL: @extract2(
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; CHECK-NEXT: [[Y:%.*]] = extractvalue { i8, { i8, i32 } } [[X:%.*]], 1
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; CHECK-NEXT: [[Z:%.*]] = extractvalue { i8, i32 } [[Y]], 1
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; CHECK-NEXT: ret i32 [[Z]]
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;
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%y = extractvalue {i8, {i8, i32}} %x, 1
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%z = extractvalue {i8, i32} %y, 1
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%w = freeze i32 %z
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ret i32 %w
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}
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declare void @use_i1(i1 noundef)
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define i1 @used_by_fncall(i1 %x) {
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; CHECK-LABEL: @used_by_fncall(
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; CHECK-NEXT: [[Y:%.*]] = add nsw i1 [[X:%.*]], true
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; CHECK-NEXT: call void @use_i1(i1 [[Y]])
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; CHECK-NEXT: ret i1 [[Y]]
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;
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%y = add nsw i1 %x, 1
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call void @use_i1(i1 %y)
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%f = freeze i1 %y
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ret i1 %f
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}
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define i32 @noundef_metadata(i32* %p) {
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; CHECK-LABEL: @noundef_metadata(
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; CHECK-NEXT: [[V:%.*]] = load i32, i32* [[P:%.*]], align 4, !noundef !0
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; CHECK-NEXT: ret i32 [[V]]
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;
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%v = load i32, i32* %p, !noundef !{}
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%v.fr = freeze i32 %v
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ret i32 %v.fr
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}
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define {i8, i32} @noundef_metadata2({i8, i32}* %p) {
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; CHECK-LABEL: @noundef_metadata2(
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; CHECK-NEXT: [[V:%.*]] = load { i8, i32 }, { i8, i32 }* [[P:%.*]], align 4, !noundef !0
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; CHECK-NEXT: ret { i8, i32 } [[V]]
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;
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%v = load {i8, i32}, {i8, i32}* %p, !noundef !{}
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%v.fr = freeze {i8, i32} %v
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ret {i8, i32} %v.fr
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}
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