| # 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 |
| |
| ... |