; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=arm64-apple-ios3.0.0 -aarch64-enable-collect-loh=false | FileCheck %s ; rdar://13452552 ; Disable the collecting of LOH so that the labels do not get in the ; way of the NEXT patterns. target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-n32:64-S128" @block = common global i8* null, align 8 define zeroext i8 @fullGtU(i32 %i1, i32 %i2) { ; CHECK-LABEL: fullGtU: ; CHECK: ; %bb.0: ; %entry ; CHECK-NEXT: adrp x10, _block@GOTPAGE ; CHECK-NEXT: ; kill: def $w1 killed $w1 def $x1 ; CHECK-NEXT: ; kill: def $w0 killed $w0 def $x0 ; CHECK-NEXT: sxtw x8, w0 ; CHECK-NEXT: sxtw x9, w1 ; CHECK-NEXT: ldr x10, [x10, _block@GOTPAGEOFF] ; CHECK-NEXT: ldr x10, [x10] ; CHECK-NEXT: ldrb w11, [x10, x8] ; CHECK-NEXT: ldrb w12, [x10, x9] ; CHECK-NEXT: cmp w11, w12 ; CHECK-NEXT: b.ne LBB0_3 ; CHECK-NEXT: ; %bb.1: ; %if.end ; CHECK-NEXT: add x8, x8, x10 ; CHECK-NEXT: add x9, x9, x10 ; CHECK-NEXT: ldrb w10, [x8, #1] ; CHECK-NEXT: ldrb w11, [x9, #1] ; CHECK-NEXT: cmp w10, w11 ; CHECK-NEXT: b.ne LBB0_3 ; CHECK-NEXT: ; %bb.2: ; %if.end25 ; CHECK-NEXT: ldrb w8, [x8, #2] ; CHECK-NEXT: ldrb w9, [x9, #2] ; CHECK-NEXT: cmp w8, w9 ; CHECK-NEXT: cset w8, hi ; CHECK-NEXT: csel w0, wzr, w8, eq ; CHECK-NEXT: ret ; CHECK-NEXT: LBB0_3: ; %if.then19 ; CHECK-NEXT: cset w0, hi ; CHECK-NEXT: ret entry: %idxprom = sext i32 %i1 to i64 %tmp = load i8*, i8** @block, align 8 %arrayidx = getelementptr inbounds i8, i8* %tmp, i64 %idxprom %tmp1 = load i8, i8* %arrayidx, align 1 %idxprom1 = sext i32 %i2 to i64 %arrayidx2 = getelementptr inbounds i8, i8* %tmp, i64 %idxprom1 %tmp2 = load i8, i8* %arrayidx2, align 1 %cmp = icmp eq i8 %tmp1, %tmp2 br i1 %cmp, label %if.end, label %if.then if.then: ; preds = %entry %cmp7 = icmp ugt i8 %tmp1, %tmp2 %conv9 = zext i1 %cmp7 to i8 br label %return if.end: ; preds = %entry %inc = add nsw i32 %i1, 1 %inc10 = add nsw i32 %i2, 1 %idxprom11 = sext i32 %inc to i64 %arrayidx12 = getelementptr inbounds i8, i8* %tmp, i64 %idxprom11 %tmp3 = load i8, i8* %arrayidx12, align 1 %idxprom13 = sext i32 %inc10 to i64 %arrayidx14 = getelementptr inbounds i8, i8* %tmp, i64 %idxprom13 %tmp4 = load i8, i8* %arrayidx14, align 1 %cmp17 = icmp eq i8 %tmp3, %tmp4 br i1 %cmp17, label %if.end25, label %if.then19 if.then19: ; preds = %if.end %cmp22 = icmp ugt i8 %tmp3, %tmp4 %conv24 = zext i1 %cmp22 to i8 br label %return if.end25: ; preds = %if.end %inc26 = add nsw i32 %i1, 2 %inc27 = add nsw i32 %i2, 2 %idxprom28 = sext i32 %inc26 to i64 %arrayidx29 = getelementptr inbounds i8, i8* %tmp, i64 %idxprom28 %tmp5 = load i8, i8* %arrayidx29, align 1 %idxprom30 = sext i32 %inc27 to i64 %arrayidx31 = getelementptr inbounds i8, i8* %tmp, i64 %idxprom30 %tmp6 = load i8, i8* %arrayidx31, align 1 %cmp34 = icmp eq i8 %tmp5, %tmp6 br i1 %cmp34, label %return, label %if.then36 if.then36: ; preds = %if.end25 %cmp39 = icmp ugt i8 %tmp5, %tmp6 %conv41 = zext i1 %cmp39 to i8 br label %return return: ; preds = %if.then36, %if.end25, %if.then19, %if.then %retval.0 = phi i8 [ %conv9, %if.then ], [ %conv24, %if.then19 ], [ %conv41, %if.then36 ], [ 0, %if.end25 ] ret i8 %retval.0 }