1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc < %s | FileCheck %s 3 4; Do zextload, instead of a load and a separate zext. 5 6target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" 7target triple = "i386-apple-darwin9.6" 8 %struct.move_s = type { i32, i32, i32, i32, i32, i32 } 9 %struct.node_t = type { i8, i8, i8, i8, i32, i32, %struct.node_t**, %struct.node_t*, %struct.move_s } 10 11define fastcc void @set_proof_and_disproof_numbers(%struct.node_t* nocapture %node) nounwind { 12; CHECK-LABEL: set_proof_and_disproof_numbers: 13; CHECK: ## %bb.0: ## %entry 14; CHECK-NEXT: movzbl 0, %eax 15; CHECK-NEXT: cmpl $3, %eax 16; CHECK-NEXT: ja LBB0_3 17; CHECK-NEXT: ## %bb.1: ## %entry 18; CHECK-NEXT: jmpl *LJTI0_0(,%eax,4) 19; CHECK-NEXT: LBB0_3: ## %return 20; CHECK-NEXT: retl 21; CHECK-NEXT: LBB0_2: ## %bb31 22; CHECK-NEXT: ud2 23entry: 24 %0 = load i8, i8* null, align 1 ; <i8> [#uses=1] 25 switch i8 %0, label %return [ 26 i8 2, label %bb31 27 i8 0, label %bb80 28 i8 1, label %bb82 29 i8 3, label %bb84 30 ] 31 32bb31: ; preds = %entry 33 unreachable 34 35bb80: ; preds = %entry 36 ret void 37 38bb82: ; preds = %entry 39 ret void 40 41bb84: ; preds = %entry 42 ret void 43 44return: ; preds = %entry 45 ret void 46} 47