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TheRock/compiler/amd-llvm/polly/test/ScopInfo/reduction_escaping_intermediate.ll
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derek.holloway 7502bf64a4
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

63 lines
2.0 KiB
LLVM

; RUN: opt %loadNPMPolly -aa-pipeline=basic-aa '-passes=polly-custom<scops>' -polly-print-scops -disable-output < %s 2>&1 | FileCheck %s
;
; void f(int N, int * restrict sums, int * restrict escape) {
; int i, j;
; for (i = 0; i < 1024; i++) {
; for (j = 0; j < 1024; j++) {
; sums[i] += 5;
; escape[N - i + j] = sums[i];
; }
; }
; }
;
; CHECK: Reduction Type: NONE
; CHECK: sums
; CHECK: Reduction Type: NONE
; CHECK: sums
; CHECK: Reduction Type: NONE
; CHECK: escape
target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-n32-S64"
define void @f(i32 %N, ptr noalias %sums, ptr noalias %escape) {
entry:
br label %for.cond
for.cond: ; preds = %for.inc7, %entry
%i.0 = phi i32 [ 0, %entry ], [ %inc8, %for.inc7 ]
%exitcond1 = icmp ne i32 %i.0, 1024
br i1 %exitcond1, label %for.body, label %for.end9
for.body: ; preds = %for.cond
br label %for.cond1
for.cond1: ; preds = %for.inc, %for.body
%j.0 = phi i32 [ 0, %for.body ], [ %inc, %for.inc ]
%exitcond = icmp ne i32 %j.0, 1024
br i1 %exitcond, label %for.body3, label %for.end
for.body3: ; preds = %for.cond1
%arrayidx = getelementptr inbounds i32, ptr %sums, i32 %i.0
%tmp = load i32, ptr %arrayidx, align 4
%add = add nsw i32 %tmp, 5
store i32 %add, ptr %arrayidx, align 4
%sub = sub nsw i32 %N, %i.0
%add5 = add nsw i32 %sub, %j.0
%arrayidx6 = getelementptr inbounds i32, ptr %escape, i32 %add5
store i32 %add, ptr %arrayidx6, align 4
br label %for.inc
for.inc: ; preds = %for.body3
%inc = add nsw i32 %j.0, 1
br label %for.cond1
for.end: ; preds = %for.cond1
br label %for.inc7
for.inc7: ; preds = %for.end
%inc8 = add nsw i32 %i.0, 1
br label %for.cond
for.end9: ; preds = %for.cond
ret void
}