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1; RUN: llc < %s | FileCheck %s2; rdar://56716543; The loads should fold into the testl instructions, no matter how4; the inputs are commuted.5 6target 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-s0:64:64-f80:128:128"7target triple = "x86_64-apple-darwin7"8 9define i32 @test(ptr %P, ptr %G) nounwind {10; CHECK-LABEL: test:11; CHECK-NOT: ret12; CHECK: testl %{{.*}}, (%{{.*}})13; CHECK: ret14 15entry:16 %0 = load i32, ptr %P, align 4 ; <i32> [#uses=3]17 %1 = load i32, ptr %G, align 4 ; <i32> [#uses=1]18 %2 = and i32 %1, %0 ; <i32> [#uses=1]19 %3 = icmp eq i32 %2, 0 ; <i1> [#uses=1]20 br i1 %3, label %bb1, label %bb21 22bb: ; preds = %entry23 %4 = tail call i32 @bar() nounwind ; <i32> [#uses=0]24 ret i32 %025 26bb1: ; preds = %entry27 ret i32 %028}29 30define i32 @test2(ptr %P, ptr %G) nounwind {31; CHECK-LABEL: test2:32; CHECK-NOT: ret33; CHECK: testl %{{.*}}, (%{{.*}})34; CHECK: ret35 36entry:37 %0 = load i32, ptr %P, align 4 ; <i32> [#uses=3]38 %1 = load i32, ptr %G, align 4 ; <i32> [#uses=1]39 %2 = and i32 %0, %1 ; <i32> [#uses=1]40 %3 = icmp eq i32 %2, 0 ; <i1> [#uses=1]41 br i1 %3, label %bb1, label %bb42 43bb: ; preds = %entry44 %4 = tail call i32 @bar() nounwind ; <i32> [#uses=0]45 ret i32 %046 47bb1: ; preds = %entry48 ret i32 %049}50 51define i32 @test3(ptr %P, ptr %G) nounwind {52; CHECK-LABEL: test3:53; CHECK-NOT: ret54; CHECK: testl %{{.*}}, (%{{.*}})55; CHECK: ret56 57entry:58 %0 = load i32, ptr %P, align 4 ; <i32> [#uses=3]59 %1 = load i32, ptr %G, align 4 ; <i32> [#uses=1]60 %2 = and i32 %0, %1 ; <i32> [#uses=1]61 %3 = icmp eq i32 %2, 0 ; <i1> [#uses=1]62 br i1 %3, label %bb1, label %bb63 64bb: ; preds = %entry65 %4 = tail call i32 @bar() nounwind ; <i32> [#uses=0]66 ret i32 %167 68bb1: ; preds = %entry69 ret i32 %170}71 72declare i32 @bar()73