# RUN: llc -o - %s -mtriple=aarch64-apple-ios -run-pass=aarch64-collect-loh -debug-only=aarch64-collect-loh 2>&1 | FileCheck %s # REQUIRES: asserts --- | @rrdpb = local_unnamed_addr global i32 zeroinitializer, align 8 define internal void @test_use_between() { ret void } define internal void @test_no_use_between() { ret void } ... # CHECK-LABEL: ********** AArch64 Collect LOH ********** # CHECK-LABEL: Looking in function test_use_between # Check that we don't have an AdrpAdd LOH because there's a use of the ADD defreg # in between the two. # CHECK-NOT: MCLOH_AdrpAdd # CHECK-LABEL: Looking in function test_no_use_between # CHECK: MCLOH_AdrpAdd --- name: test_use_between alignment: 4 tracksRegLiveness: true liveins: - { reg: '$x11', virtual-reg: '' } - { reg: '$x12', virtual-reg: '' } body: | bb.0: liveins: $x11, $x12 renamable $x15 = ADRP target-flags(aarch64-page) @rrdpb STRXui renamable $x12, killed renamable $x11, 1 :: (store (s64)) renamable $x11 = ADDXri killed renamable $x15, target-flags(aarch64-pageoff, aarch64-nc) @rrdpb, 0 STRXui renamable $x11, killed renamable $x11, 0 RET undef $lr ... --- name: test_no_use_between alignment: 4 tracksRegLiveness: true liveins: - { reg: '$x11', virtual-reg: '' } - { reg: '$x12', virtual-reg: '' } body: | bb.0: liveins: $x11, $x12 STRXui renamable $x12, killed renamable $x11, 1 :: (store (s64)) renamable $x15 = ADRP target-flags(aarch64-page) @rrdpb renamable $x11 = ADDXri killed renamable $x15, target-flags(aarch64-pageoff, aarch64-nc) @rrdpb, 0 STRXui renamable $x11, killed renamable $x11, 0 RET undef $lr ...