1; RUN: llc < %s -mtriple=x86_64-pc-linux | FileCheck %s 2; RUN: llc < %s -mtriple=x86_64-pc-linux -addr-sink-using-gep=1 | FileCheck %s 3 4; Check that the CodeGenPrepare Pass 5; does not wrongly rewrite the address computed by Instruction %4 6; as [12 + Base:%this]. 7 8; This test makes sure that: 9; - both the store and the first load instructions 10; within basic block labeled 'if.then' are not removed. 11; - the store instruction stores a value at address [60 + %this] 12; - the first load instruction loads a value at address [12 + %this] 13 14%class.A = type { %struct.B } 15%struct.B = type { %class.C, %class.D, %class.C, %class.D } 16%class.C = type { float, float, float } 17%class.D = type { [3 x %class.C] } 18 19define linkonce_odr void @foo(%class.A* nocapture %this, i32 %BoolValue) nounwind uwtable { 20entry: 21 %cmp = icmp eq i32 %BoolValue, 0 22 %address1 = getelementptr inbounds %class.A* %this, i64 0, i32 0, i32 3 23 %address2 = getelementptr inbounds %class.A* %this, i64 0, i32 0, i32 1 24 br i1 %cmp, label %if.else, label %if.then 25 26if.then: ; preds = %entry 27 %0 = getelementptr inbounds %class.D* %address2, i64 0, i32 0, i64 0, i32 0 28 %1 = load float* %0, align 4 29 %2 = getelementptr inbounds float* %0, i64 3 30 %3 = load float* %2, align 4 31 %4 = getelementptr inbounds %class.D* %address1, i64 0, i32 0, i64 0, i32 0 32 store float %1, float* %4, align 4 33 br label %if.end 34 35if.else: ; preds = %entry 36 br label %if.end 37 38if.end: ; preds = %if.then, %if.else, %entry 39 ret void 40} 41 42; CHECK-LABEL: foo: 43; CHECK: movss 12([[THIS:%[a-zA-Z0-9]+]]), [[REGISTER:%[a-zA-Z0-9]+]] 44; CHECK-NEXT: movss [[REGISTER]], 60([[THIS]]) 45 46