2009-09-09 01:54:48 +02:00
|
|
|
; RUN: llc < %s -march=x86
|
2009-03-04 01:18:06 +01:00
|
|
|
; rdar://6642541
|
|
|
|
|
|
|
|
|
|
%struct.HandleBlock = type { [30 x i32], [990 x i8*], %struct.HandleBlockTrailer }
|
|
|
|
|
%struct.HandleBlockTrailer = type { %struct.HandleBlock* }
|
|
|
|
|
|
|
|
|
|
define hidden zeroext i8 @IsHandleAllocatedFromPool(i8** %h) nounwind optsize {
|
|
|
|
|
entry:
|
|
|
|
|
%0 = ptrtoint i8** %h to i32 ; <i32> [#uses=2]
|
|
|
|
|
%1 = and i32 %0, -4096 ; <i32> [#uses=1]
|
|
|
|
|
%2 = inttoptr i32 %1 to %struct.HandleBlock* ; <%struct.HandleBlock*> [#uses=3]
|
|
|
|
|
%3 = getelementptr %struct.HandleBlock* %2, i32 0, i32 0, i32 0 ; <i32*> [#uses=1]
|
|
|
|
|
%4 = load i32* %3, align 4096 ; <i32> [#uses=1]
|
|
|
|
|
%5 = icmp eq i32 %4, 1751280747 ; <i1> [#uses=1]
|
|
|
|
|
br i1 %5, label %bb, label %bb1
|
|
|
|
|
|
|
|
|
|
bb: ; preds = %entry
|
|
|
|
|
%6 = getelementptr %struct.HandleBlock* %2, i32 0, i32 1 ; <[990 x i8*]*> [#uses=1]
|
|
|
|
|
%7 = ptrtoint [990 x i8*]* %6 to i32 ; <i32> [#uses=1]
|
|
|
|
|
%8 = sub i32 %0, %7 ; <i32> [#uses=2]
|
|
|
|
|
%9 = lshr i32 %8, 2 ; <i32> [#uses=1]
|
|
|
|
|
%10 = ashr i32 %8, 7 ; <i32> [#uses=1]
|
|
|
|
|
%11 = and i32 %10, 134217727 ; <i32> [#uses=1]
|
|
|
|
|
%12 = getelementptr %struct.HandleBlock* %2, i32 0, i32 0, i32 %11 ; <i32*> [#uses=1]
|
|
|
|
|
%not.i = and i32 %9, 31 ; <i32> [#uses=1]
|
|
|
|
|
%13 = xor i32 %not.i, 31 ; <i32> [#uses=1]
|
|
|
|
|
%14 = shl i32 1, %13 ; <i32> [#uses=1]
|
|
|
|
|
%15 = load i32* %12, align 4 ; <i32> [#uses=1]
|
|
|
|
|
%16 = and i32 %15, %14 ; <i32> [#uses=1]
|
|
|
|
|
%17 = icmp eq i32 %16, 0 ; <i1> [#uses=1]
|
|
|
|
|
%tmp = zext i1 %17 to i8 ; <i8> [#uses=1]
|
|
|
|
|
ret i8 %tmp
|
|
|
|
|
|
|
|
|
|
bb1: ; preds = %entry
|
|
|
|
|
ret i8 0
|
|
|
|
|
}
|
|
|
|
|
|
