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