1 ; RUN: llc -o - %s -mtriple=arm64-apple-ios -O3 -aarch64-enable-collect-loh | FileCheck %s
2 ; RUN: llc -o - %s -mtriple=arm64_32-apple-watchos -O3 -aarch64-enable-collect-loh | FileCheck %s
3 ; Check that the LOH analysis does not crash when the analysed chained
4 ; contains instructions that are filtered out.
6 ; Before the fix for <rdar://problem/16041712>, these cases were removed
7 ; from the main container. Now, the deterministic container does not allow
8 ; to remove arbitrary values, so we have to live with garbage values.
9 ; <rdar://problem/16041712>
11 %"class.H4ISP::H4ISPDevice" = type { ptr, ptr, ptr, ptr }
13 %"class.H4ISP::H4ISPCameraManager" = type opaque
15 declare i32 @_ZN5H4ISP11H4ISPDevice32ISP_SelectBestMIPIFrequencyIndexEjPj(ptr)
17 @pH4ISPDevice = hidden global ptr null, align 8
21 ; CHECK-NOT: .loh AdrpLdrGotLdr
25 if.then83: ; preds = %if.end81
26 %tmp = load ptr, ptr @pH4ISPDevice, align 8
27 %call84 = call i32 @_ZN5H4ISP11H4ISPDevice32ISP_SelectBestMIPIFrequencyIndexEjPj(ptr %tmp) #19
28 tail call void asm sideeffect "", "~{x19},~{x20},~{x21},~{x22},~{x23},~{x24},~{x25},~{x26},~{x27}"()
29 %tmp2 = load ptr, ptr @pH4ISPDevice, align 8
30 tail call void asm sideeffect "", "~{x19},~{x20},~{x21},~{x22},~{x23},~{x24},~{x25},~{x26},~{x28}"()
31 %pCameraManager.i268 = getelementptr inbounds %"class.H4ISP::H4ISPDevice", ptr %tmp2, i64 0, i32 3
32 %tmp3 = load ptr, ptr %pCameraManager.i268, align 8
33 %tobool.i269 = icmp eq ptr %tmp3, null
34 br i1 %tobool.i269, label %if.then83, label %end