mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-24 03:33:20 +01:00
a62270de2c
The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
67 lines
2.1 KiB
LLVM
67 lines
2.1 KiB
LLVM
; RUN: opt -S -indvars < %s | FileCheck %s
|
|
|
|
; Produced from the test-case:
|
|
;
|
|
; extern void foo(char *, unsigned , unsigned *);
|
|
; extern void bar(int *, long);
|
|
; extern char *processBuf(char *);
|
|
;
|
|
; extern unsigned theSize;
|
|
;
|
|
; void foo(char *buf, unsigned denominator, unsigned *flag) {
|
|
; int incr = (int) (theSize / denominator);
|
|
; int inx = 0;
|
|
; while (*flag) {
|
|
; int itmp = inx + incr;
|
|
; int i = (int) theSize;
|
|
; bar(&i, (long) itmp);
|
|
; buf = processBuf(buf);
|
|
; inx = itmp;
|
|
; }
|
|
; }
|
|
|
|
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
|
|
|
|
@theSize = external local_unnamed_addr global i32, align 4
|
|
|
|
define void @foo(i8* %buf, i32 %denominator, i32* %flag) local_unnamed_addr {
|
|
entry:
|
|
%i = alloca i32, align 4
|
|
%0 = load i32, i32* @theSize, align 4
|
|
%div = udiv i32 %0, %denominator
|
|
%1 = load i32, i32* %flag, align 4
|
|
%tobool5 = icmp eq i32 %1, 0
|
|
br i1 %tobool5, label %while.end, label %while.body.lr.ph
|
|
|
|
while.body.lr.ph: ; preds = %entry
|
|
%2 = bitcast i32* %i to i8*
|
|
br label %while.body
|
|
|
|
while.body: ; preds = %while.body.lr.ph, %while.body
|
|
; Check that there are two PHIs followed by a 'sext' in the same block, and that
|
|
; the test does not crash.
|
|
; CHECK: phi
|
|
; CHECK-NEXT: phi
|
|
; CHECK-NEXT: sext
|
|
%buf.addr.07 = phi i8* [ %buf, %while.body.lr.ph ], [ %call, %while.body ]
|
|
%inx.06 = phi i32 [ 0, %while.body.lr.ph ], [ %add, %while.body ]
|
|
%add = add nsw i32 %inx.06, %div
|
|
%3 = load i32, i32* @theSize, align 4
|
|
store i32 %3, i32* %i, align 4
|
|
%conv = sext i32 %add to i64
|
|
call void @bar(i32* nonnull %i, i64 %conv)
|
|
%call = call i8* @processBuf(i8* %buf.addr.07)
|
|
%4 = load i32, i32* %flag, align 4
|
|
%tobool = icmp eq i32 %4, 0
|
|
br i1 %tobool, label %while.end.loopexit, label %while.body
|
|
|
|
while.end.loopexit: ; preds = %while.body
|
|
br label %while.end
|
|
|
|
while.end: ; preds = %while.end.loopexit, %entry
|
|
ret void
|
|
}
|
|
|
|
declare void @bar(i32*, i64) local_unnamed_addr
|
|
declare i8* @processBuf(i8*) local_unnamed_addr
|