forked from OSchip/llvm-project
44 lines
1.4 KiB
LLVM
44 lines
1.4 KiB
LLVM
; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %s
|
|
;
|
|
; The constraint that r2 has to be bigger than r1 is implicitly containted in
|
|
; the domain, hence we do not want to see it explicitly.
|
|
;
|
|
; CHECK-NOT: r2 >= 1 + r1
|
|
;
|
|
; void wraps(int *A, int p, short q, char r1, char r2) {
|
|
; for (char i = r1; i < r2; i++)
|
|
; A[p + q] = A[(int)r1 + (int)r2];
|
|
; }
|
|
;
|
|
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
|
|
|
|
define void @wraps(i32* %A, i32 %p, i16 signext %q, i8 signext %r1, i8 signext %r2) {
|
|
entry:
|
|
br label %for.cond
|
|
|
|
for.cond: ; preds = %for.inc, %entry
|
|
%i.0 = phi i8 [ %r1, %entry ], [ %inc, %for.inc ]
|
|
%cmp = icmp slt i8 %i.0, %r2
|
|
br i1 %cmp, label %for.body, label %for.end
|
|
|
|
for.body: ; preds = %for.cond
|
|
%conv3 = sext i8 %r1 to i64
|
|
%conv4 = sext i8 %r2 to i64
|
|
%add = add nsw i64 %conv3, %conv4
|
|
%arrayidx = getelementptr inbounds i32, i32* %A, i64 %add
|
|
%tmp = load i32, i32* %arrayidx, align 4
|
|
%conv5 = sext i16 %q to i32
|
|
%add6 = add nsw i32 %conv5, %p
|
|
%idxprom7 = sext i32 %add6 to i64
|
|
%arrayidx8 = getelementptr inbounds i32, i32* %A, i64 %idxprom7
|
|
store i32 %tmp, i32* %arrayidx8, align 4
|
|
br label %for.inc
|
|
|
|
for.inc: ; preds = %for.body
|
|
%inc = add i8 %i.0, 1
|
|
br label %for.cond
|
|
|
|
for.end: ; preds = %for.cond
|
|
ret void
|
|
}
|