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

26 lines
884 B
LLVM

; RUN: opt %loadPolly -polly-print-scops -disable-output < %s | FileCheck %s
target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:64:128-a0:0:32-n32-S64"
define void @foo(i32 * noalias %data, i32 * noalias %ptr, i32 %x_pos, i32 %w) {
entry:
br label %for.body
for.body:
%x = phi i32 [ 0, %entry ], [ %x.inc, %for.body ]
%add = add nsw i32 %x, %x_pos
%cmp1 = icmp sgt i32 %add, %w
%cond = select i1 %cmp1, i32 %w, i32 %add
%arrayidx = getelementptr inbounds i32, i32* %ptr, i32 %cond
store i32 1, i32* %arrayidx
%x.inc = add nsw i32 %x, 1
%cmp = icmp slt i32 %x.inc, 2
br i1 %cmp, label %for.body, label %for.end
for.end:
ret void
}
; We check that there are only two parameters, but not a third one that
; represents the smax() expression. This test case comes from PR 18155.
; CHECK: [x_pos, w]