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

47 lines
1.8 KiB
LLVM

; RUN: opt %loadPolly -polly-scops -analyze -polly-print-instructions < %s | FileCheck %s
;
; Verify that we remove the ignored intrinsics from the instruction list.
;
; CHECK: Instructions {
; CHECK-NEXT: store i32 %i.0, i32* %arrayidx, align 4
; CHECK-NEXT: }
;
; int A[1024];
; void func() {
; for (int i = 0; i < 1024; i++)
; A[i] = i;
; }
;
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
define void @fun() #0 {
entry:
%A = alloca [1024 x i32], align 16
br label %for.cond
for.cond: ; preds = %for.inc, %entry
%i.0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ]
%cmp = icmp slt i32 %i.0, 1024
br i1 %cmp, label %for.body, label %for.end
for.body: ; preds = %for.cond
%idxprom = sext i32 %i.0 to i64
%arrayidx = getelementptr inbounds [1024 x i32], [1024 x i32]* %A, i64 0, i64 %idxprom
call void @llvm.donothing()
store i32 %i.0, i32* %arrayidx, align 4
br label %for.inc
for.inc: ; preds = %for.body
%inc = add nsw i32 %i.0, 1
br label %for.cond
for.end: ; preds = %for.cond
ret void
}
; Function Attrs: nounwind readnone
declare void @llvm.donothing() #1
attributes #0 = { noinline nounwind uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
attributes #1 = { nounwind readnone }