# RUN: llc -o /dev/null %s -mtriple=aarch64-apple-ios -run-pass=aarch64-collect-loh -debug-only=aarch64-collect-loh 2>&1 | FileCheck %s # REQUIRES: asserts --- | @sym2 = local_unnamed_addr global [10000000 x i32] zeroinitializer, align 8 @sym = local_unnamed_addr global i32 zeroinitializer, align 8 define i32 @main() { ret i32 0 } ... --- name: main alignment: 4 tracksRegLiveness: true liveins: - { reg: '$x22', virtual-reg: '' } - { reg: '$x21', virtual-reg: '' } body: | bb.0: liveins: $x21, $x22 ; Check we don't emit an loh here because there's a clobbering def of x8 before the ldr. ; CHECK-LABEL: main ; CHECK-NOT: MCLOH_AdrpAddLdr renamable $x8 = ADRP target-flags(aarch64-page) @sym renamable $x9 = ADDXri killed renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @sym, 0 renamable $x8 = ADDXri killed renamable $x22, 1, 0 $x9 = LDRXui $x9, 0 RET undef $lr ...