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llvm-mirror/test/Transforms/LoopStrengthReduce/2009-01-13-nonconstant-stride-outside-loop.ll
Dan Gohman 205b641954 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.

llvm-svn: 81537
2009-09-11 18:01:28 +00:00

40 lines
1.6 KiB
LLVM

; RUN: opt < %s -loop-reduce -S | grep phi | count 1
; RUN: opt < %s -loop-reduce -S | grep mul | count 1
; ModuleID = '<stdin>'
; Make sure examining a fuller expression outside the loop doesn't cause us to create a second
; IV of stride %3.
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
target triple = "i386-apple-darwin9.5"
%struct.anon = type { %struct.obj*, %struct.obj* }
%struct.obj = type { i16, i16, { %struct.anon } }
@heap_size = external global i32 ; <i32*> [#uses=1]
@"\01LC85" = external constant [39 x i8] ; <[39 x i8]*> [#uses=1]
declare i32 @sprintf(i8*, i8*, ...) nounwind
define %struct.obj* @gc_status(%struct.obj* %args) nounwind {
entry:
br label %bb1.i
bb.i2: ; preds = %bb2.i3
%indvar.next24 = add i32 %m.0.i, 1 ; <i32> [#uses=1]
br label %bb1.i
bb1.i: ; preds = %bb.i2, %entry
%m.0.i = phi i32 [ 0, %entry ], [ %indvar.next24, %bb.i2 ] ; <i32> [#uses=4]
%0 = icmp slt i32 %m.0.i, 0 ; <i1> [#uses=1]
br i1 %0, label %bb2.i3, label %nactive_heaps.exit
bb2.i3: ; preds = %bb1.i
%1 = load %struct.obj** null, align 4 ; <%struct.obj*> [#uses=1]
%2 = icmp eq %struct.obj* %1, null ; <i1> [#uses=1]
br i1 %2, label %nactive_heaps.exit, label %bb.i2
nactive_heaps.exit: ; preds = %bb2.i3, %bb1.i
%3 = load i32* @heap_size, align 4 ; <i32> [#uses=1]
%4 = mul i32 %3, %m.0.i ; <i32> [#uses=1]
%5 = sub i32 %4, 0 ; <i32> [#uses=1]
%6 = tail call i32 (i8*, i8*, ...)* @sprintf(i8* null, i8* getelementptr ([39 x i8]* @"\01LC85", i32 0, i32 0), i32 %m.0.i, i32 0, i32 %5, i32 0) nounwind ; <i32> [#uses=0]
ret %struct.obj* null
}