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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

38 lines
938 B
LLVM

; RUN: opt %loadNPMPolly '-passes=polly-custom<simplify>' -polly-print-scops -polly-print-simplify -disable-output < %s | FileCheck %s
;
; The use of %sum.next by %phi counts as an escaping use.
; Don't remove the scalar write of %sum.next.
;
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
define float @foo(ptr %A) {
entry:
br label %header
header:
fence seq_cst
br i1 true, label %body, label %exit
body:
%i = phi i64 [ 0, %header ], [ %next, %body ]
%sum = phi float [ 0.0, %header ], [ %sum.next, %body ]
%arrayidx = getelementptr float, ptr %A, i64 %i
%next = add nuw nsw i64 %i, 1
%val = load float, ptr %arrayidx
%sum.next = fadd float %sum, %val
%cond = icmp ne i64 %i, 100
br i1 %cond, label %body, label %after
after:
br label %exit
exit:
%phi = phi float [%sum.next, %after], [0.0, %header]
ret float %phi
}
; CHECK: Statistics {
; CHECK: Dead accesses removed: 0
; CHECK: }