llvm-for-llvmta/test/CodeGen/X86/2008-09-19-RegAllocBug.ll

23 lines
709 B
LLVM

; RUN: llc < %s -mtriple=i386-apple-darwin
; PR2808
@g_3 = external global i32 ; <i32*> [#uses=1]
define i32 @func_4() nounwind {
entry:
%0 = load i32, i32* @g_3, align 4 ; <i32> [#uses=2]
%1 = trunc i32 %0 to i8 ; <i8> [#uses=1]
%2 = sub i8 1, %1 ; <i8> [#uses=1]
%3 = sext i8 %2 to i32 ; <i32> [#uses=1]
%.0 = ashr i32 %3, select (i1 icmp ne (i8 zext (i1 icmp ugt (i32 ptrtoint (i32 ()* @func_4 to i32), i32 3) to i8), i8 0), i32 0, i32 ptrtoint (i32 ()* @func_4 to i32)) ; <i32> [#uses=1]
%4 = urem i32 %0, %.0 ; <i32> [#uses=1]
%5 = icmp eq i32 %4, 0 ; <i1> [#uses=1]
br i1 %5, label %return, label %bb4
bb4: ; preds = %entry
ret i32 undef
return: ; preds = %entry
ret i32 undef
}