llvm-project/polly/test/ScopInfo/variant_base_pointer.ll

39 lines
1.3 KiB
LLVM

; RUN: opt %loadPolly -polly-ignore-aliasing -polly-invariant-load-hoisting=true -polly-scops -analyze < %s | FileCheck %s
; RUN: opt %loadPolly -polly-ignore-aliasing -polly-invariant-load-hoisting=true -polly-codegen -analyze < %s
;
; %tmp is added to the list of required hoists by -polly-scops and just
; assumed to be hoisted. Only -polly-scops recognizes it to be unhoistable
; because ir depends on %call which cannot be executed speculatively.
;
; CHECK-NOT: Invariant Accesses:
;
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
; Function Attrs: nounwind uwtable
define void @cli_hex2int() {
entry:
br label %if.end
if.end: ; preds = %entry
%call = call i16** @__ctype_b_loc() #0
%tmp = load i16*, i16** %call, align 8
%arrayidx = getelementptr inbounds i16, i16* %tmp, i64 0
%tmp1 = load i16, i16* %arrayidx, align 2
store i16 3, i16 *%arrayidx, align 2
br i1 false, label %if.then.2, label %if.end.3
if.then.2: ; preds = %if.end
br label %cleanup
if.end.3: ; preds = %if.end
br label %cleanup
cleanup: ; preds = %if.end.3, %if.then.2
ret void
}
; Function Attrs: nounwind readnone
declare i16** @__ctype_b_loc() #0
attributes #0 = { nounwind readnone }