llvm-project/polly/test/ScopDetect/parametric-multiply-in-scev.ll

30 lines
968 B
LLVM

; RUN: opt %loadPolly -polly-detect-scops-in-regions-without-loops -polly-detect-scops-in-functions-without-loops -polly-detect -analyze < %s | FileCheck %s
; RUN: opt %loadPolly -polly-detect-scops-in-regions-without-loops -polly-detect-scops-in-functions-without-loops -polly-detect -polly-codegen-scev -analyze < %s | FileCheck %s
; foo(float *A, long n, long k) {
; if (true)
; A[n * k] = 0;
; }
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"
target triple = "x86_64-unknown-linux-gnu"
define void @foo(float* %A, i64 %n, i64 %k) {
entry:
br label %for.j
for.j:
br i1 true, label %if.then, label %return
if.then:
%mul = mul nsw i64 %n, %k
%arrayidx = getelementptr float* %A, i64 %mul
store float 0.000000e+00, float* %arrayidx
br label %return
return:
ret void
}
; CHECK: Valid Region for Scop: for.j => return