| ; RUN: llc -o - %s -mtriple=arm64-apple-ios -O3 -aarch64-enable-collect-loh | FileCheck %s |
| ; Check that the LOH analysis does not crash when the analysed chained |
| ; contains instructions that are filtered out. |
| ; |
| ; Before the fix for <rdar://problem/16041712>, these cases were removed |
| ; from the main container. Now, the deterministic container does not allow |
| ; to remove arbitrary values, so we have to live with garbage values. |
| ; <rdar://problem/16041712> |
| |
| %"class.H4ISP::H4ISPDevice" = type { i32 (%"class.H4ISP::H4ISPDevice"*, i32, i8*, i8*)*, i8*, i32*, %"class.H4ISP::H4ISPCameraManager"* } |
| |
| %"class.H4ISP::H4ISPCameraManager" = type opaque |
| |
| declare i32 @_ZN5H4ISP11H4ISPDevice32ISP_SelectBestMIPIFrequencyIndexEjPj(%"class.H4ISP::H4ISPDevice"*) |
| |
| @pH4ISPDevice = hidden global %"class.H4ISP::H4ISPDevice"* null, align 8 |
| |
| ; CHECK-LABEL: _foo: |
| ; CHECK: ret |
| ; CHECK-NOT: .loh AdrpLdrGotLdr |
| define void @foo() { |
| entry: |
| br label %if.then83 |
| if.then83: ; preds = %if.end81 |
| %tmp = load %"class.H4ISP::H4ISPDevice"*, %"class.H4ISP::H4ISPDevice"** @pH4ISPDevice, align 8 |
| %call84 = call i32 @_ZN5H4ISP11H4ISPDevice32ISP_SelectBestMIPIFrequencyIndexEjPj(%"class.H4ISP::H4ISPDevice"* %tmp) #19 |
| tail call void asm sideeffect "", "~{x19},~{x20},~{x21},~{x22},~{x23},~{x24},~{x25},~{x26},~{x27}"() |
| %tmp2 = load %"class.H4ISP::H4ISPDevice"*, %"class.H4ISP::H4ISPDevice"** @pH4ISPDevice, align 8 |
| tail call void asm sideeffect "", "~{x19},~{x20},~{x21},~{x22},~{x23},~{x24},~{x25},~{x26},~{x28}"() |
| %pCameraManager.i268 = getelementptr inbounds %"class.H4ISP::H4ISPDevice", %"class.H4ISP::H4ISPDevice"* %tmp2, i64 0, i32 3 |
| %tmp3 = load %"class.H4ISP::H4ISPCameraManager"*, %"class.H4ISP::H4ISPCameraManager"** %pCameraManager.i268, align 8 |
| %tobool.i269 = icmp eq %"class.H4ISP::H4ISPCameraManager"* %tmp3, null |
| br i1 %tobool.i269, label %if.then83, label %end |
| end: |
| ret void |
| } |
| |
