1 ; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu 2 ; PR1766 3 4 %struct.dentry = type { %struct.dentry_operations* } 5 %struct.dentry_operations = type { i32 (%struct.dentry*, %struct.qstr*)* } 6 %struct.qstr = type { i32, i32, i8* } 7 8 define %struct.dentry* @d_hash_and_lookup(%struct.dentry* %dir, %struct.qstr* %name) { 9 entry: 10 br i1 false, label %bb37, label %bb 11 12 bb: ; preds = %bb, %entry 13 %name8.0.reg2mem.0.rec = phi i64 [ %indvar.next, %bb ], [ 0, %entry ] ; <i64> [#uses=1] 14 %hash.0.reg2mem.0 = phi i64 [ %tmp27, %bb ], [ 0, %entry ] ; <i64> [#uses=1] 15 %tmp13 = load i8* null, align 1 ; <i8> [#uses=1] 16 %tmp1314 = zext i8 %tmp13 to i64 ; <i64> [#uses=1] 17 %tmp25 = lshr i64 %tmp1314, 4 ; <i64> [#uses=1] 18 %tmp22 = add i64 %tmp25, %hash.0.reg2mem.0 ; <i64> [#uses=1] 19 %tmp26 = add i64 %tmp22, 0 ; <i64> [#uses=1] 20 %tmp27 = mul i64 %tmp26, 11 ; <i64> [#uses=2] 21 %indvar.next = add i64 %name8.0.reg2mem.0.rec, 1 ; <i64> [#uses=2] 22 %exitcond = icmp eq i64 %indvar.next, 0 ; <i1> [#uses=1] 23 br i1 %exitcond, label %bb37.loopexit, label %bb 24 25 bb37.loopexit: ; preds = %bb 26 %phitmp = trunc i64 %tmp27 to i32 ; <i32> [#uses=1] 27 br label %bb37 28 29 bb37: ; preds = %bb37.loopexit, %entry 30 %hash.0.reg2mem.1 = phi i32 [ %phitmp, %bb37.loopexit ], [ 0, %entry ] ; <i32> [#uses=1] 31 store i32 %hash.0.reg2mem.1, i32* null, align 8 32 %tmp75 = tail call i32 null( %struct.dentry* %dir, %struct.qstr* %name ) ; <i32> [#uses=0] 33 %tmp84 = tail call i32 (...)* @d_lookup( %struct.dentry* %dir, %struct.qstr* %name ) ; <i32> [#uses=0] 34 ret %struct.dentry* null 35 } 36 37 declare i32 @d_lookup(...) 38
