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TheRock/compiler/amd-llvm/llvm/test/CodeGen/AArch64/machine-outliner-size-info.mir
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derek.holloway 7502bf64a4
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

83 lines
2.8 KiB
YAML

# RUN: llc -mtriple=aarch64-apple-darwin -run-pass=prologepilog \
# RUN: -run-pass=machine-outliner %s -pass-remarks-analysis='size-info' \
# RUN: -pass-remarks-output=%t.yaml -o /dev/null < %s 2> %t; \
# RUN: cat %t %t.yaml | FileCheck %s
# Ensure that the MachineOutliner produces codegen size remarks. Make sure...
# - Functions that are outlined from shrink in the remark (foo)
# - Outlined functions start with 0 instructions
# - Outlined functions end with the same number of instructions as the delta
# CHECK: remark: <unknown>:0:0: Machine Outliner: Function: foo:
# CHECK-SAME: MI instruction count changed from
# CHECK-SAME: [[FOO1:[1-9][0-9]*]] to [[FOO2:[1-9][0-9]*]];
# CHECK-SAME: Delta: [[FOODELTA:-?[1-9][0-9]*]]
# CHECK-NEXT: remark: <unknown>:0:0: Machine Outliner:
# CHECK-SAME: Function: OUTLINED_FUNCTION_0: MI instruction count changed from
# CHECK-SAME: 0 to [[OFUNCSIZE:[1-9][0-9]*]]; Delta: [[OFUNCSIZE]]
# CHECK-DAG: - Pass: Machine Outliner
# CHECK-NEXT: - String: ': Function: '
# CHECK-NEXT: - Function: foo
# CHECK-NEXT: - String: ': MI instruction count changed from '
# CHECK-NEXT: - MIInstrsBefore: '[[FOO1]]'
# CHECK-NEXT: - String: ' to '
# CHECK-NEXT: - MIInstrsAfter: '[[FOO2]]'
# CHECK-NEXT: - String: '; Delta: '
# CHECK-NEXT: - Delta: '[[FOODELTA]]'
# CHECK-NEXT:...
# CHECK-NEXT: --- !Analysis
# CHECK-NEXT: Pass: size-info
# CHECK-NEXT: Name: FunctionMISizeChange
# CHECK-NEXT: Function: OUTLINED_FUNCTION_0
# CHECK-NEXT: Args:
# CHECK-NEXT: - Pass: Machine Outliner
# CHECK-NEXT: - String: ': Function: '
# CHECK-NEXT: - Function: OUTLINED_FUNCTION_0
# CHECK-NEXT: - String: ': MI instruction count changed from '
# CHECK-NEXT: - MIInstrsBefore: '0'
# CHECK-NEXT: - String: ' to '
# CHECK-NEXT: - MIInstrsAfter: '[[OFUNCSIZE]]'
# CHECK-NEXT: - String: '; Delta: '
# CHECK-NEXT: - Delta: '[[OFUNCSIZE]]'
...
--- |
define void @foo() #0 {
ret void
}
attributes #0 = { minsize noinline noredzone "frame-pointer"="all" }
...
---
name: foo
tracksRegLiveness: true
fixedStack:
body: |
bb.0:
liveins: $lr, $w9
$lr = ORRXri $xzr, 1
$x25 = ORRXri $xzr, 1
$w9 = ORRWri $wzr, 1
$w9 = ORRWri $wzr, 1
$w9 = ORRWri $wzr, 1
$w9 = ORRWri $wzr, 1
$w9 = ORRWri $wzr, 1
$w9 = ORRWri $wzr, 2
bb.1:
liveins: $lr, $w9
$w9 = ORRWri $wzr, 1
$w9 = ORRWri $wzr, 1
$w9 = ORRWri $wzr, 1
$w9 = ORRWri $wzr, 1
$w9 = ORRWri $wzr, 1
$w9 = ORRWri $wzr, 2
bb.2:
liveins: $lr, $w9
$w9 = ORRWri $wzr, 1
$w9 = ORRWri $wzr, 1
$w9 = ORRWri $wzr, 1
$w9 = ORRWri $wzr, 1
$w9 = ORRWri $wzr, 1
$w9 = ORRWri $wzr, 2
RET undef $lr