Dan Gohman | 36a0947 | 2009-09-08 23:54:48 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -march=x86 | grep mov | count 1 |
Dan Gohman | 57fc82d | 2009-04-09 03:51:29 +0000 | [diff] [blame] | 2 | |
| 3 | ; Do zextload, instead of a load and a separate zext. |
| 4 | |
| 5 | target 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" |
| 6 | target triple = "i386-apple-darwin9.6" |
| 7 | %struct.move_s = type { i32, i32, i32, i32, i32, i32 } |
| 8 | %struct.node_t = type { i8, i8, i8, i8, i32, i32, %struct.node_t**, %struct.node_t*, %struct.move_s } |
| 9 | |
| 10 | define fastcc void @set_proof_and_disproof_numbers(%struct.node_t* nocapture %node) nounwind { |
| 11 | entry: |
| 12 | %0 = load i8* null, align 1 ; <i8> [#uses=1] |
| 13 | switch i8 %0, label %return [ |
| 14 | i8 2, label %bb31 |
| 15 | i8 0, label %bb80 |
| 16 | i8 1, label %bb82 |
| 17 | i8 3, label %bb84 |
| 18 | ] |
| 19 | |
| 20 | bb31: ; preds = %entry |
| 21 | unreachable |
| 22 | |
| 23 | bb80: ; preds = %entry |
| 24 | ret void |
| 25 | |
| 26 | bb82: ; preds = %entry |
| 27 | ret void |
| 28 | |
| 29 | bb84: ; preds = %entry |
| 30 | ret void |
| 31 | |
| 32 | return: ; preds = %entry |
| 33 | ret void |
| 34 | } |