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120 lines
3.8 KiB
LLVM
120 lines
3.8 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 6
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; RUN: opt -S -passes='early-cse<memssa>' < %s | FileCheck %s
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define void @foo(){
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; CHECK-LABEL: define void @foo() {
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; CHECK-NEXT: call void @fn_write_target1()
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; CHECK-NEXT: call void @fn_readwrite_target0_read_target1()
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; CHECK-NEXT: call void @fn_readwrite_target0_read_target1()
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; CHECK-NEXT: ret void
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;
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call void @fn_write_target1()
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call void @fn_readwrite_target0_read_target1()
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call void @fn_write_target1()
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call void @fn_readwrite_target0_read_target1()
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ret void
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}
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;; In this case the clobber function is not even called
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define void @neg_foo(){
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; CHECK-LABEL: define void @neg_foo() {
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; CHECK-NEXT: call void @fn_readwrite_target0_read_target1()
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; CHECK-NEXT: call void @fn_read_target0_readwrite_target1()
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; CHECK-NEXT: call void @fn_readwrite_target0_read_target1()
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; CHECK-NEXT: call void @fn_read_target0_readwrite_target1()
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; CHECK-NEXT: ret void
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;
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call void @fn_readwrite_target0_read_target1()
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call void @fn_read_target0_readwrite_target1()
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call void @fn_readwrite_target0_read_target1()
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call void @fn_read_target0_readwrite_target1()
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ret void
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}
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define void @neg_foo_call(){
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; CHECK-LABEL: define void @neg_foo_call() {
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; CHECK-NEXT: call void @fn_write_target1()
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; CHECK-NEXT: call void @fn_readwrite_target0_read_target1()
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; CHECK-NEXT: call void @neg_foo()
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; CHECK-NEXT: call void @fn_write_target1()
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; CHECK-NEXT: call void @fn_readwrite_target0_read_target1()
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; CHECK-NEXT: ret void
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;
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call void @fn_write_target1()
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call void @fn_readwrite_target0_read_target1()
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call void @neg_foo()
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call void @fn_write_target1()
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call void @fn_readwrite_target0_read_target1()
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ret void
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}
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define void @neg_foo_x(i64 %x, i64 %y){
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; CHECK-LABEL: define void @neg_foo_x(
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; CHECK-SAME: i64 [[X:%.*]], i64 [[Y:%.*]]) {
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; CHECK-NEXT: call void @fn_write_target1_x(i64 [[X]])
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; CHECK-NEXT: call void @fn_readwrite_target0_read_target1_x(i64 [[X]])
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; CHECK-NEXT: call void @fn_write_target1_x(i64 [[Y]])
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; CHECK-NEXT: call void @fn_readwrite_target0_read_target1_x(i64 [[X]])
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; CHECK-NEXT: ret void
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;
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call void @fn_write_target1_x(i64 %x)
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call void @fn_readwrite_target0_read_target1_x(i64 %x)
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call void @fn_write_target1_x(i64 %y)
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call void @fn_readwrite_target0_read_target1_x(i64 %x)
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ret void
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}
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define void @f1(i64 %x, i64 %y){
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; CHECK-LABEL: define void @f1(
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; CHECK-SAME: i64 [[X:%.*]], i64 [[Y:%.*]]) {
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; CHECK-NEXT: call void @fn_read_target1()
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; CHECK-NEXT: call void @fn_readwrite_target0_read_target1()
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; CHECK-NEXT: call void @fn_readwrite_target0_read_target1()
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; CHECK-NEXT: ret void
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;
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call void @fn_read_target1()
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call void @fn_readwrite_target0_read_target1()
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call void @fn_read_target1()
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call void @fn_readwrite_target0_read_target1()
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ret void
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}
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define void @bar(){
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; CHECK-LABEL: define void @bar() {
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; CHECK-NEXT: call void @fn_write_target1()
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; CHECK-NEXT: call void @fn_write_inaccessiblemem()
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; CHECK-NEXT: call void @fn_read_inaccessiblemem()
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; CHECK-NEXT: ret void
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;
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call void @fn_write_target1()
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call void @fn_write_inaccessiblemem()
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call void @fn_write_target1()
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call void @fn_read_inaccessiblemem()
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ret void
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}
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declare void @fn_write_target1()
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memory(target_mem1: write)
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declare void @fn_read_target1()
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memory(target_mem1: read)
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declare void @fn_read_target0_readwrite_target1()
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memory(target_mem0: read, target_mem1: readwrite)
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declare void @fn_read_inaccessiblemem()
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memory(inaccessiblemem: read)
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declare void @fn_write_inaccessiblemem()
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memory(inaccessiblemem: write)
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declare void @fn_readwrite_target0_read_target1()
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memory(target_mem0: readwrite, target_mem1: read)
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declare void @fn_write_target1_x(i64)
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memory(target_mem1: write)
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declare void @fn_readwrite_target0_read_target1_x(i64)
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memory(target_mem0: readwrite, target_mem1: read)
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