Mercurial > hg > CbC > CbC_llvm
view polly/test/ScopInfo/pointer-comparison-no-nsw.ll @ 252:1f2b6ac9f198 llvm-original
LLVM16-1
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Fri, 18 Aug 2023 09:04:13 +0900 |
parents | c4bab56944e8 |
children |
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; RUN: opt %loadPolly -polly-print-scops -disable-output < %s | FileCheck %s ; ; void f(int *A, int *B) { ; while (A != B) { ; *A = *A + 1; ; A++; ; } ; } ; ; CHECK: Invalid Context: ; CHECK-NEXT: [A, B] -> { : (4*floor((A - B)/4) < A - B) or ((-A + B) mod 4 = 0 and B >= 9223372036854775808 + A) or ((-A + B) mod 4 = 0 and B <= -4 + A) } ; ; CHECK: Domain := ; CHECK-NEXT: [A, B] -> { Stmt_while_body[i0] : (-A + B) mod 4 = 0 and i0 >= 0 and 4i0 <= -4 - A + B } ; target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" define void @f(ptr %A, ptr %B) { entry: br label %entry.split entry.split: br i1 true, label %while.cond, label %while.end while.cond: ; preds = %while.body, %entry %A.addr.0 = phi ptr [ %A, %entry.split ], [ %incdec.ptr, %while.body ] %cmp = icmp eq ptr %A.addr.0, %B br i1 %cmp, label %while.end, label %while.body while.body: ; preds = %while.cond %tmp = load i32, ptr %A.addr.0, align 4 %add = add i32 %tmp, 1 store i32 %add, ptr %A.addr.0, align 4 %incdec.ptr = getelementptr i32, ptr %A.addr.0, i64 1 br label %while.cond while.end: ; preds = %while.cond ret void }