llvm-capstone/polly/test/ScopInfo/ranged_parameter_wrap.ll
Tobias Grosser f4ee371e60 tests: Drop -polly-detect-unprofitable and -polly-no-early-exit
These flags are now always passed to all tests and need to be disabled if
not needed. Disabling these flags, rather than passing them to almost all
tests, significantly simplfies our RUN: lines.

llvm-svn: 249422
2015-10-06 15:36:44 +00:00

42 lines
1.2 KiB
LLVM

; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %s
;
; Check that the contstraints on the paramater derived from the
; __wrapping__ range metadata (see bottom of the file) are present:
;
; CHECK: Context:
; CHECK: [tmp] -> { : tmp >= 256 or tmp <= -1 }
;
; void jd(int *A, int *p /* in [256, 0) */) {
; for (int i = 0; i < 1024; i++)
; A[i + *p] = i;
; }
;
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
define void @jd(i32* %A, i32* %p) {
entry:
%tmp = load i32, i32* %p, align 4, !range !0
br label %for.cond
for.cond: ; preds = %for.inc, %entry
%i.0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ]
%exitcond = icmp ne i32 %i.0, 1024
br i1 %exitcond, label %for.body, label %for.end
for.body: ; preds = %for.cond
%add = add i32 %i.0, %tmp
%idxprom = sext i32 %add to i64
%arrayidx = getelementptr inbounds i32, i32* %A, i64 %idxprom
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
}
!0 = !{ i32 256, i32 0 }