162 lines
5.6 KiB
YAML
162 lines
5.6 KiB
YAML
# RUN: llc -mtriple=aarch64-none-linux-gnu -run-pass machine-outliner -verify-machineinstrs -enable-machine-outliner %s -o - | FileCheck %s
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--- |
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; Function Attrs: minsize
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declare void @foo(i32, i32, i32, i32) #0
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; Function Attrs: nounwind
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define void @xray0(i1 %a) #1 {
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entry:
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br i1 %a, label %if.then, label %if.end
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if.then: ; preds = %entry
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call void @foo(i32 1, i32 2, i32 3, i32 4)
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br label %if.end
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if.end: ; preds = %if.then, %entry
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call void @foo(i32 5, i32 6, i32 7, i32 8)
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ret void
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}
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; Function Attrs: nounwind
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define void @xray1(i1 %a) #1 {
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entry:
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br i1 %a, label %if.then, label %if.end
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if.then: ; preds = %entry
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call void @foo(i32 1, i32 2, i32 3, i32 4)
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br label %if.end
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if.end: ; preds = %if.then, %entry
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call void @foo(i32 5, i32 6, i32 7, i32 8)
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ret void
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}
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attributes #0 = { minsize }
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attributes #1 = { nounwind "function-instrument"="xray-always" }
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...
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---
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name: xray0
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tracksRegLiveness: true
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liveins:
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- { reg: '$w0', virtual-reg: '' }
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stack:
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- { id: 0, name: '', type: spill-slot, offset: -16, size: 8, alignment: 16,
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stack-id: default, callee-saved-register: '$lr', callee-saved-restored: true,
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debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
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machineFunctionInfo:
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hasRedZone: false
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body: |
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; CHECK-LABEL: name: xray0
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; CHECK: bb.0.entry:
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; CHECK: PATCHABLE_FUNCTION_ENTER
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; CHECK: bb.1.if.then:
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; CHECK: BL @[[OUTLINED_FUNCTION:OUTLINED_FUNCTION_[0-9]]]
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; CHECK: bb.2.if.end:
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; CHECK-NEXT: $w0 = MOVZWi 5, 0
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; CHECK-NEXT: $w1 = MOVZWi 6, 0
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; CHECK-NEXT: $w2 = MOVZWi 7, 0
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; CHECK-NEXT: $w3 = MOVZWi 8, 0
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; CHECK-NEXT: BL @foo, csr_aarch64_aapcs, implicit-def dead $lr, implicit $sp, implicit killed $w0, implicit killed $w1, implicit killed $w2, implicit killed $w3, implicit-def $sp
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; CHECK: $w0 = MOVZWi 5, 0
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; CHECK-NEXT: $w1 = MOVZWi 6, 0
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; CHECK-NEXT: PATCHABLE_FUNCTION_EXIT
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; CHECK-NEXT: RET undef $lr
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bb.0.entry:
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successors: %bb.1(0x40000000), %bb.2(0x40000000)
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liveins: $w0, $lr
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PATCHABLE_FUNCTION_ENTER
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early-clobber $sp = frame-setup STRXpre killed $lr, $sp, -16 :: (store (s64) into %stack.0)
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TBZW killed renamable $w0, 0, %bb.2
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bb.1.if.then:
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successors: %bb.2(0x80000000)
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$w0 = MOVZWi 1, 0
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$w1 = MOVZWi 2, 0
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$w2 = MOVZWi 3, 0
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$w3 = MOVZWi 4, 0
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BL @foo, csr_aarch64_aapcs, implicit-def dead $lr, implicit $sp, implicit killed $w0, implicit killed $w1, implicit killed $w2, implicit killed $w3, implicit-def $sp
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bb.2.if.end:
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$w0 = MOVZWi 5, 0
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$w1 = MOVZWi 6, 0
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$w2 = MOVZWi 7, 0
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$w3 = MOVZWi 8, 0
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BL @foo, csr_aarch64_aapcs, implicit-def dead $lr, implicit $sp, implicit killed $w0, implicit killed $w1, implicit killed $w2, implicit killed $w3, implicit-def $sp
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early-clobber $sp, $lr = frame-destroy LDRXpost $sp, 16 :: (load (s64) from %stack.0)
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$w0 = MOVZWi 5, 0
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$w1 = MOVZWi 6, 0
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PATCHABLE_FUNCTION_EXIT
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RET undef $lr
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...
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---
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name: xray1
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tracksRegLiveness: true
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liveins:
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- { reg: '$w0', virtual-reg: '' }
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stack:
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- { id: 0, name: '', type: spill-slot, offset: -16, size: 8, alignment: 16,
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stack-id: default, callee-saved-register: '$lr', callee-saved-restored: true,
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debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
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machineFunctionInfo:
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hasRedZone: false
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body: |
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; CHECK-LABEL: name: xray1
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; CHECK: bb.0.entry:
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; CHECK: PATCHABLE_FUNCTION_ENTER
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; CHECK: bb.1.if.then:
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; CHECK: BL @[[OUTLINED_FUNCTION]]
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; CHECK: bb.2.if.end:
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; CHECK-NEXT: $w0 = MOVZWi 5, 0
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; CHECK-NEXT: $w1 = MOVZWi 6, 0
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; CHECK-NEXT: $w2 = MOVZWi 7, 0
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; CHECK-NEXT: $w3 = MOVZWi 8, 0
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; CHECK-NEXT: BL @foo, csr_aarch64_aapcs, implicit-def dead $lr, implicit $sp, implicit killed $w0, implicit killed $w1, implicit killed $w2, implicit killed $w3, implicit-def $sp
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; CHECK: $w0 = MOVZWi 5, 0
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; CHECK-NEXT: $w1 = MOVZWi 6, 0
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; CHECK-NEXT: PATCHABLE_FUNCTION_EXIT
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; CHECK-NEXT: RET undef $lr
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bb.0.entry:
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successors: %bb.1(0x40000000), %bb.2(0x40000000)
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liveins: $w0, $lr
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PATCHABLE_FUNCTION_ENTER
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early-clobber $sp = frame-setup STRXpre killed $lr, $sp, -16 :: (store (s64) into %stack.0)
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TBZW killed renamable $w0, 0, %bb.2
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bb.1.if.then:
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successors: %bb.2(0x80000000)
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$w0 = MOVZWi 1, 0
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$w1 = MOVZWi 2, 0
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$w2 = MOVZWi 3, 0
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$w3 = MOVZWi 4, 0
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BL @foo, csr_aarch64_aapcs, implicit-def dead $lr, implicit $sp, implicit killed $w0, implicit killed $w1, implicit killed $w2, implicit killed $w3, implicit-def $sp
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bb.2.if.end:
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$w0 = MOVZWi 5, 0
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$w1 = MOVZWi 6, 0
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$w2 = MOVZWi 7, 0
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$w3 = MOVZWi 8, 0
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BL @foo, csr_aarch64_aapcs, implicit-def dead $lr, implicit $sp, implicit killed $w0, implicit killed $w1, implicit killed $w2, implicit killed $w3, implicit-def $sp
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early-clobber $sp, $lr = frame-destroy LDRXpost $sp, 16 :: (load (s64) from %stack.0)
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$w0 = MOVZWi 5, 0
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$w1 = MOVZWi 6, 0
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PATCHABLE_FUNCTION_EXIT
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RET undef $lr
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; CHECK: name: [[OUTLINED_FUNCTION]]
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; CHECK: bb.0:
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; CHECK: $w0 = MOVZWi 1, 0
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; CHECK-NEXT: $w1 = MOVZWi 2, 0
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; CHECK-NEXT: $w2 = MOVZWi 3, 0
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; CHECK-NEXT: $w3 = MOVZWi 4, 0
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; CHECK-NEXT: TCRETURNdi @foo, 0, implicit $sp
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...
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