1; RUN: llc < %s -mtriple=i686-- -mcpu=atom | FileCheck %s 2; CHECK: movl 3; CHECK: movb 4; CHECK: movb 5; CHECK: cmpb 6; CHECK: notb 7; CHECK: notb 8 9; Test for checking of cancel conversion to cmp32 in Atom case 10; in function 'X86TargetLowering::EmitCmp' 11 12define i8 @run_test(i8* %rd_p) { 13entry: 14 %incdec.ptr = getelementptr inbounds i8, i8* %rd_p, i64 1 15 %ld1 = load i8, i8* %rd_p, align 1 16 %incdec.ptr1 = getelementptr inbounds i8, i8* %rd_p, i64 2 17 %ld2 = load i8, i8* %incdec.ptr, align 1 18 %x4 = xor i8 %ld1, -1 19 %x5 = xor i8 %ld2, -1 20 %cmp34 = icmp ult i8 %ld2, %ld1 21 br i1 %cmp34, label %if.then3, label %if.else 22 23if.then3: 24 %sub7 = sub i8 %x4, %x5 25 br label %if.end4 26 27if.else: 28 %sub8 = sub i8 %x5, %x4 29 br label %if.end4 30 31if.end4: 32 %res = phi i8 [ %sub7, %if.then3 ], [ %sub8, %if.else ] 33 ret i8 %res 34 35} 36 37