1 ; RUN: opt < %s -basicaa -slp-vectorizer -dce -S -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7 2 3 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-s0:64:64-f80:128:128-n8:16:32:64-S128" 4 target triple = "x86_64-apple-macosx10.8.0" 5 6 %struct.DState = type { i32, i32 } 7 8 @b = common global %struct.DState zeroinitializer, align 4 9 @d = common global i32 0, align 4 10 @c = common global i32 0, align 4 11 @a = common global i32 0, align 4 12 @e = common global i32 0, align 4 13 14 define i32 @fn1() { 15 entry: 16 %0 = load i32* getelementptr inbounds (%struct.DState* @b, i32 0, i32 0), align 4 17 %1 = load i32* getelementptr inbounds (%struct.DState* @b, i32 0, i32 1), align 4 18 %2 = load i32* @d, align 4 19 %cond = icmp eq i32 %2, 0 20 br i1 %cond, label %sw.bb, label %save_state_and_return 21 22 sw.bb: ; preds = %entry 23 %3 = load i32* @c, align 4 24 %and = and i32 %3, 7 25 store i32 %and, i32* @a, align 4 26 switch i32 %and, label %if.end [ 27 i32 7, label %save_state_and_return 28 i32 0, label %save_state_and_return 29 ] 30 31 if.end: ; preds = %sw.bb 32 br label %save_state_and_return 33 34 save_state_and_return: ; preds = %sw.bb, %sw.bb, %if.end, %entry 35 %t.0 = phi i32 [ 0, %if.end ], [ %0, %entry ], [ %0, %sw.bb ], [ %0, %sw.bb ] 36 %f.0 = phi i32 [ 0, %if.end ], [ %1, %entry ], [ 0, %sw.bb ], [ 0, %sw.bb ] 37 store i32 %t.0, i32* getelementptr inbounds (%struct.DState* @b, i32 0, i32 0), align 4 38 store i32 %f.0, i32* getelementptr inbounds (%struct.DState* @b, i32 0, i32 1), align 4 39 ret i32 undef 40 } 41 42
