1; RUN: llc < %s -mtriple=x86_64-apple-darwin 2 3define i64 @__ashldi3(i64 %u, i64 %b) { 4entry: 5 br i1 false, label %UnifiedReturnBlock, label %cond_next 6 7cond_next: ; preds = %entry 8 %tmp9 = sub i64 32, %b ; <i64> [#uses=2] 9 %tmp11 = icmp slt i64 %tmp9, 1 ; <i1> [#uses=1] 10 %tmp2180 = trunc i64 %u to i32 ; <i32> [#uses=2] 11 %tmp2223 = trunc i64 %tmp9 to i32 ; <i32> [#uses=2] 12 br i1 %tmp11, label %cond_true14, label %cond_false 13 14cond_true14: ; preds = %cond_next 15 %tmp24 = sub i32 0, %tmp2223 ; <i32> [#uses=1] 16 %tmp25 = shl i32 %tmp2180, %tmp24 ; <i32> [#uses=1] 17 %tmp2569 = zext i32 %tmp25 to i64 ; <i64> [#uses=1] 18 %tmp256970 = shl i64 %tmp2569, 32 ; <i64> [#uses=1] 19 ret i64 %tmp256970 20 21cond_false: ; preds = %cond_next 22 %tmp35 = lshr i32 %tmp2180, %tmp2223 ; <i32> [#uses=1] 23 %tmp54 = or i32 %tmp35, 0 ; <i32> [#uses=1] 24 %tmp5464 = zext i32 %tmp54 to i64 ; <i64> [#uses=1] 25 %tmp546465 = shl i64 %tmp5464, 32 ; <i64> [#uses=1] 26 %tmp546465.ins = or i64 %tmp546465, 0 ; <i64> [#uses=1] 27 ret i64 %tmp546465.ins 28 29UnifiedReturnBlock: 30 ret i64 %u 31} 32