| Matt Arsenault | 461c8e0 | 2014-01-02 20:01:43 +0000 | [diff] [blame] | 1 | ; RUN: opt -S -globalopt < %s | FileCheck %s |
| Chris Lattner | a1079ac | 2005-02-27 18:48:19 +0000 | [diff] [blame] | 2 | |
| Matt Arsenault | 461c8e0 | 2014-01-02 20:01:43 +0000 | [diff] [blame] | 3 | ; CHECK-NOT: internal |
| 4 | |
| 5 | ; Both globals are write only, delete them. |
| Reid Spencer | 951d8dc | 2007-04-15 08:30:33 +0000 | [diff] [blame] | 6 | |
| Tanya Lattner | 5640bd1 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 7 | @G0 = internal global [58 x i8] c"asdlfkajsdlfkajsd;lfkajds;lfkjasd;flkajsd;lkfja;sdlkfjasd\00" ; <[58 x i8]*> [#uses=1] |
| 8 | @G1 = internal global [4 x i32] [ i32 1, i32 2, i32 3, i32 4 ] ; <[4 x i32]*> [#uses=1] |
| Chris Lattner | a1079ac | 2005-02-27 18:48:19 +0000 | [diff] [blame] | 9 | |
| Tanya Lattner | 5640bd1 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 10 | define void @foo() { |
| Chris Lattner | 80ed9dc | 2011-06-18 06:05:24 +0000 | [diff] [blame] | 11 | %Blah = alloca [58 x i8] |
| 12 | %tmp3 = bitcast [58 x i8]* %Blah to i8* |
| Daniel Neilson | 1e68724 | 2018-01-19 17:13:12 +0000 | [diff] [blame] | 13 | call void @llvm.memcpy.p0i8.p0i8.i32(i8* bitcast ([4 x i32]* @G1 to i8*), i8* %tmp3, i32 16, i1 false) |
| 14 | call void @llvm.memset.p0i8.i32(i8* getelementptr inbounds ([58 x i8], [58 x i8]* @G0, i32 0, i32 0), i8 17, i32 58, i1 false) |
| Chris Lattner | 80ed9dc | 2011-06-18 06:05:24 +0000 | [diff] [blame] | 15 | ret void |
| Chris Lattner | a1079ac | 2005-02-27 18:48:19 +0000 | [diff] [blame] | 16 | } |
| 17 | |
| Matt Arsenault | 461c8e0 | 2014-01-02 20:01:43 +0000 | [diff] [blame] | 18 | @G0_as1 = internal addrspace(1) global [58 x i8] c"asdlfkajsdlfkajsd;lfkajds;lfkjasd;flkajsd;lkfja;sdlkfjasd\00" ; <[58 x i8]*> [#uses=1] |
| 19 | @G1_as1 = internal addrspace(1) global [4 x i32] [ i32 1, i32 2, i32 3, i32 4 ] ; <[4 x i32]*> [#uses=1] |
| Chris Lattner | a1079ac | 2005-02-27 18:48:19 +0000 | [diff] [blame] | 20 | |
| Matt Arsenault | 461c8e0 | 2014-01-02 20:01:43 +0000 | [diff] [blame] | 21 | define void @foo_as1() { |
| 22 | %Blah = alloca [58 x i8] |
| 23 | %tmp3 = bitcast [58 x i8]* %Blah to i8* |
| Daniel Neilson | 1e68724 | 2018-01-19 17:13:12 +0000 | [diff] [blame] | 24 | call void @llvm.memcpy.p0i8.p0i8.i32(i8* addrspacecast ([4 x i32] addrspace(1)* @G1_as1 to i8*), i8* %tmp3, i32 16, i1 false) |
| 25 | call void @llvm.memset.p1i8.i32(i8 addrspace(1)* getelementptr inbounds ([58 x i8], [58 x i8] addrspace(1)* @G0_as1, i32 0, i32 0), i8 17, i32 58, i1 false) |
| Matt Arsenault | 461c8e0 | 2014-01-02 20:01:43 +0000 | [diff] [blame] | 26 | ret void |
| 27 | } |
| 28 | |
| Daniel Neilson | 1e68724 | 2018-01-19 17:13:12 +0000 | [diff] [blame] | 29 | declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i1) nounwind |
| 30 | declare void @llvm.memset.p0i8.i32(i8* nocapture, i8, i32, i1) nounwind |
| 31 | declare void @llvm.memset.p1i8.i32(i8 addrspace(1)* nocapture, i8, i32, i1) nounwind |