| Bob Wilson | 90b0d5c | 2010-02-12 01:30:21 +0000 | [diff] [blame^] | 1 | ; RUN: llc < %s -mtriple=thumbv7-apple-darwin | FileCheck %s |
| 2 | target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:64:64-v128:128:128-a0:0:32-n32" |
| 3 | |
| 4 | define arm_apcscc i32 @test(i32 %n) nounwind { |
| 5 | ; CHECK: test: |
| 6 | ; CHECK-NOT: mov |
| 7 | ; CHECK: return |
| 8 | entry: |
| 9 | %0 = icmp eq i32 %n, 1 ; <i1> [#uses=1] |
| 10 | br i1 %0, label %return, label %bb.nph |
| 11 | |
| 12 | bb.nph: ; preds = %entry |
| 13 | %tmp = add i32 %n, -1 ; <i32> [#uses=1] |
| 14 | br label %bb |
| 15 | |
| 16 | bb: ; preds = %bb.nph, %bb |
| 17 | %indvar = phi i32 [ 0, %bb.nph ], [ %indvar.next, %bb ] ; <i32> [#uses=1] |
| 18 | %u.05 = phi i64 [ undef, %bb.nph ], [ %ins, %bb ] ; <i64> [#uses=1] |
| 19 | %1 = tail call arm_apcscc i32 @f() nounwind ; <i32> [#uses=1] |
| 20 | %tmp4 = zext i32 %1 to i64 ; <i64> [#uses=1] |
| 21 | %mask = and i64 %u.05, -4294967296 ; <i64> [#uses=1] |
| 22 | %ins = or i64 %tmp4, %mask ; <i64> [#uses=2] |
| 23 | tail call arm_apcscc void @g(i64 %ins) nounwind |
| 24 | %indvar.next = add i32 %indvar, 1 ; <i32> [#uses=2] |
| 25 | %exitcond = icmp eq i32 %indvar.next, %tmp ; <i1> [#uses=1] |
| 26 | br i1 %exitcond, label %return, label %bb |
| 27 | |
| 28 | return: ; preds = %bb, %entry |
| 29 | ret i32 undef |
| 30 | } |
| 31 | |
| 32 | declare arm_apcscc i32 @f() |
| 33 | |
| 34 | declare arm_apcscc void @g(i64) |