[llvm] [NFC][SPIRV] Add a test documenting the passes in the SPIRV backend (PR #162057)
via llvm-commits
llvm-commits at lists.llvm.org
Mon Oct 6 02:47:03 PDT 2025
llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-backend-spir-v
Author: Juan Manuel Martinez Caamaño (jmmartinez)
<details>
<summary>Changes</summary>
---
Full diff: https://github.com/llvm/llvm-project/pull/162057.diff
1 Files Affected:
- (added) llvm/test/CodeGen/SPIRV/llc-pipeline.ll (+214)
``````````diff
diff --git a/llvm/test/CodeGen/SPIRV/llc-pipeline.ll b/llvm/test/CodeGen/SPIRV/llc-pipeline.ll
new file mode 100644
index 0000000000000..510d381ca0680
--- /dev/null
+++ b/llvm/test/CodeGen/SPIRV/llc-pipeline.ll
@@ -0,0 +1,214 @@
+; UNSUPPORTED:expensive_checks
+; RUN:llc -O0 -mtriple=spirv-- -disable-verify -debug-pass=Structure < %s 2>&1 \
+; RUN: | FileCheck -match-full-lines -strict-whitespace -check-prefix=SPIRV-O0 %s
+; RUN:llc -O1 -mtriple=spirv-- -disable-verify -debug-pass=Structure < %s 2>&1 \
+; RUN: | FileCheck -match-full-lines -strict-whitespace -check-prefix=SPIRV-Opt %s
+; RUN:llc -O2 -mtriple=spirv-- -disable-verify -debug-pass=Structure < %s 2>&1 \
+; RUN: | FileCheck -match-full-lines -strict-whitespace -check-prefix=SPIRV-Opt %s
+; RUN:llc -O3 -mtriple=spirv-- -disable-verify -debug-pass=Structure < %s 2>&1 \
+; RUN: | FileCheck -match-full-lines -strict-whitespace -check-prefix=SPIRV-Opt %s
+;
+; REQUIRES:asserts
+
+; SPIRV-O0:Target Library Information
+; SPIRV-O0-NEXT:Target Pass Configuration
+; SPIRV-O0-NEXT:Machine Module Information
+; SPIRV-O0-NEXT:Target Transform Information
+; SPIRV-O0-NEXT:Create Garbage Collector Module Metadata
+; SPIRV-O0-NEXT:Assumption Cache Tracker
+; SPIRV-O0-NEXT:Profile summary info
+; SPIRV-O0-NEXT:Machine Branch Probability Analysis
+; SPIRV-O0-NEXT: ModulePass Manager
+; SPIRV-O0-NEXT: Pre-ISel Intrinsic Lowering
+; SPIRV-O0-NEXT: FunctionPass Manager
+; SPIRV-O0-NEXT: Expand large div/rem
+; SPIRV-O0-NEXT: Expand fp
+; SPIRV-O0-NEXT: Lower Garbage Collection Instructions
+; SPIRV-O0-NEXT: Shadow Stack GC Lowering
+; SPIRV-O0-NEXT: Remove unreachable blocks from the CFG
+; SPIRV-O0-NEXT: Instrument function entry/exit with calls to e.g. mcount() (post inlining)
+; SPIRV-O0-NEXT: Scalarize Masked Memory Intrinsics
+; SPIRV-O0-NEXT: Expand reduction intrinsics
+; SPIRV-O0-NEXT: SPIR-V Regularizer
+; SPIRV-O0-NEXT: SPIRV prepare functions
+; SPIRV-O0-NEXT: FunctionPass Manager
+; SPIRV-O0-NEXT: Lower invoke and unwind, for unwindless code generators
+; SPIRV-O0-NEXT: Remove unreachable blocks from the CFG
+; SPIRV-O0-NEXT: SPIRV strip convergent intrinsics
+; SPIRV-O0-NEXT: Unnamed pass: implement Pass::getPassName()
+; SPIRV-O0-NEXT: SPIRV CBuffer Access
+; SPIRV-O0-NEXT: SPIRV emit intrinsics
+; SPIRV-O0-NEXT: FunctionPass Manager
+; SPIRV-O0-NEXT: SPIRV legalize bitcast pass
+; SPIRV-O0-NEXT: Prepare callbr
+; SPIRV-O0-NEXT: Safe Stack instrumentation pass
+; SPIRV-O0-NEXT: Insert stack protectors
+; SPIRV-O0-NEXT: Analysis containing CSE Info
+; SPIRV-O0-NEXT: IRTranslator
+; SPIRV-O0-NEXT: Analysis for ComputingKnownBits
+; SPIRV-O0-NEXT: MachineDominator Tree Construction
+; SPIRV-O0-NEXT: SPIRVPreLegalizerCombiner
+; SPIRV-O0-NEXT: SPIRV pre legalizer
+; SPIRV-O0-NEXT: Analysis containing CSE Info
+; SPIRV-O0-NEXT: Legalizer
+; SPIRV-O0-NEXT: SPIRV post legalizer
+; SPIRV-O0-NEXT: Analysis for ComputingKnownBits
+; SPIRV-O0-NEXT: Dominator Tree Construction
+; SPIRV-O0-NEXT: Natural Loop Information
+; SPIRV-O0-NEXT: Lazy Branch Probability Analysis
+; SPIRV-O0-NEXT: Lazy Block Frequency Analysis
+; SPIRV-O0-NEXT: InstructionSelect
+; SPIRV-O0-NEXT: ResetMachineFunction
+; SPIRV-O0-NEXT: Finalize ISel and expand pseudo-instructions
+; SPIRV-O0-NEXT: Local Stack Slot Allocation
+; SPIRV-O0-NEXT: Remove Redundant DEBUG_VALUE analysis
+; SPIRV-O0-NEXT: Fixup Statepoint Caller Saved
+; SPIRV-O0-NEXT: Lazy Machine Block Frequency Analysis
+; SPIRV-O0-NEXT: Machine Optimization Remark Emitter
+; SPIRV-O0-NEXT: Prologue/Epilogue Insertion & Frame Finalization
+; SPIRV-O0-NEXT: Post-RA pseudo instruction expansion pass
+; SPIRV-O0-NEXT: Analyze Machine Code For Garbage Collection
+; SPIRV-O0-NEXT: Insert fentry calls
+; SPIRV-O0-NEXT: Insert XRay ops
+; SPIRV-O0-NEXT: Machine Sanitizer Binary Metadata
+; SPIRV-O0-NEXT: Lazy Machine Block Frequency Analysis
+; SPIRV-O0-NEXT: Machine Optimization Remark Emitter
+; SPIRV-O0-NEXT: Stack Frame Layout Analysis
+; SPIRV-O0-NEXT: SPIRV module analysis
+; SPIRV-O0-NEXT: FunctionPass Manager
+; SPIRV-O0-NEXT: Lazy Machine Block Frequency Analysis
+; SPIRV-O0-NEXT: Machine Optimization Remark Emitter
+; SPIRV-O0-NEXT: SPIRV Assembly Printer
+; SPIRV-O0-NEXT: Free MachineFunction
+
+; SPIRV-Opt:Target Library Information
+; SPIRV-Opt-NEXT:Target Pass Configuration
+; SPIRV-Opt-NEXT:Machine Module Information
+; SPIRV-Opt-NEXT:Target Transform Information
+; SPIRV-Opt-NEXT:Assumption Cache Tracker
+; SPIRV-Opt-NEXT:Type-Based Alias Analysis
+; SPIRV-Opt-NEXT:Scoped NoAlias Alias Analysis
+; SPIRV-Opt-NEXT:Profile summary info
+; SPIRV-Opt-NEXT:Create Garbage Collector Module Metadata
+; SPIRV-Opt-NEXT:Machine Branch Probability Analysis
+; SPIRV-Opt-NEXT: ModulePass Manager
+; SPIRV-Opt-NEXT: Pre-ISel Intrinsic Lowering
+; SPIRV-Opt-NEXT: FunctionPass Manager
+; SPIRV-Opt-NEXT: Expand large div/rem
+; SPIRV-Opt-NEXT: Expand fp
+; SPIRV-Opt-NEXT: Dominator Tree Construction
+; SPIRV-Opt-NEXT: Basic Alias Analysis (stateless AA impl)
+; SPIRV-Opt-NEXT: Natural Loop Information
+; SPIRV-Opt-NEXT: Canonicalize natural loops
+; SPIRV-Opt-NEXT: Scalar Evolution Analysis
+; SPIRV-Opt-NEXT: Loop Pass Manager
+; SPIRV-Opt-NEXT: Canonicalize Freeze Instructions in Loops
+; SPIRV-Opt-NEXT: Induction Variable Users
+; SPIRV-Opt-NEXT: Loop Strength Reduction
+; SPIRV-Opt-NEXT: Basic Alias Analysis (stateless AA impl)
+; SPIRV-Opt-NEXT: Function Alias Analysis Results
+; SPIRV-Opt-NEXT: Merge contiguous icmps into a memcmp
+; SPIRV-Opt-NEXT: Natural Loop Information
+; SPIRV-Opt-NEXT: Lazy Branch Probability Analysis
+; SPIRV-Opt-NEXT: Lazy Block Frequency Analysis
+; SPIRV-Opt-NEXT: Expand memcmp() to load/stores
+; SPIRV-Opt-NEXT: Lower Garbage Collection Instructions
+; SPIRV-Opt-NEXT: Shadow Stack GC Lowering
+; SPIRV-Opt-NEXT: Remove unreachable blocks from the CFG
+; SPIRV-Opt-NEXT: Natural Loop Information
+; SPIRV-Opt-NEXT: Post-Dominator Tree Construction
+; SPIRV-Opt-NEXT: Branch Probability Analysis
+; SPIRV-Opt-NEXT: Block Frequency Analysis
+; SPIRV-Opt-NEXT: Constant Hoisting
+; SPIRV-Opt-NEXT: Replace intrinsics with calls to vector library
+; SPIRV-Opt-NEXT: Lazy Branch Probability Analysis
+; SPIRV-Opt-NEXT: Lazy Block Frequency Analysis
+; SPIRV-Opt-NEXT: Optimization Remark Emitter
+; SPIRV-Opt-NEXT: Partially inline calls to library functions
+; SPIRV-Opt-NEXT: Instrument function entry/exit with calls to e.g. mcount() (post inlining)
+; SPIRV-Opt-NEXT: Scalarize Masked Memory Intrinsics
+; SPIRV-Opt-NEXT: Expand reduction intrinsics
+; SPIRV-Opt-NEXT: SPIR-V Regularizer
+; SPIRV-Opt-NEXT: SPIRV prepare functions
+; SPIRV-Opt-NEXT: FunctionPass Manager
+; SPIRV-Opt-NEXT: Dominator Tree Construction
+; SPIRV-Opt-NEXT: Natural Loop Information
+; SPIRV-Opt-NEXT: CodeGen Prepare
+; SPIRV-Opt-NEXT: Lower invoke and unwind, for unwindless code generators
+; SPIRV-Opt-NEXT: Remove unreachable blocks from the CFG
+; SPIRV-Opt-NEXT: SPIRV strip convergent intrinsics
+; SPIRV-Opt-NEXT: Unnamed pass: implement Pass::getPassName()
+; SPIRV-Opt-NEXT: SPIRV CBuffer Access
+; SPIRV-Opt-NEXT: SPIRV emit intrinsics
+; SPIRV-Opt-NEXT: FunctionPass Manager
+; SPIRV-Opt-NEXT: SPIRV legalize bitcast pass
+; SPIRV-Opt-NEXT: Dominator Tree Construction
+; SPIRV-Opt-NEXT: Basic Alias Analysis (stateless AA impl)
+; SPIRV-Opt-NEXT: Function Alias Analysis Results
+; SPIRV-Opt-NEXT: ObjC ARC contraction
+; SPIRV-Opt-NEXT: Prepare callbr
+; SPIRV-Opt-NEXT: Safe Stack instrumentation pass
+; SPIRV-Opt-NEXT: Insert stack protectors
+; SPIRV-Opt-NEXT: Analysis containing CSE Info
+; SPIRV-Opt-NEXT: Natural Loop Information
+; SPIRV-Opt-NEXT: Post-Dominator Tree Construction
+; SPIRV-Opt-NEXT: Branch Probability Analysis
+; SPIRV-Opt-NEXT: Basic Alias Analysis (stateless AA impl)
+; SPIRV-Opt-NEXT: Function Alias Analysis Results
+; SPIRV-Opt-NEXT: IRTranslator
+; SPIRV-Opt-NEXT: Analysis for ComputingKnownBits
+; SPIRV-Opt-NEXT: MachineDominator Tree Construction
+; SPIRV-Opt-NEXT: SPIRVPreLegalizerCombiner
+; SPIRV-Opt-NEXT: SPIRV pre legalizer
+; SPIRV-Opt-NEXT: Analysis containing CSE Info
+; SPIRV-Opt-NEXT: Legalizer
+; SPIRV-Opt-NEXT: SPIRV post legalizer
+; SPIRV-Opt-NEXT: Analysis for ComputingKnownBits
+; SPIRV-Opt-NEXT: Lazy Branch Probability Analysis
+; SPIRV-Opt-NEXT: Lazy Block Frequency Analysis
+; SPIRV-Opt-NEXT: InstructionSelect
+; SPIRV-Opt-NEXT: ResetMachineFunction
+; SPIRV-Opt-NEXT: Finalize ISel and expand pseudo-instructions
+; SPIRV-Opt-NEXT: Lazy Machine Block Frequency Analysis
+; SPIRV-Opt-NEXT: Early Tail Duplication
+; SPIRV-Opt-NEXT: Optimize machine instruction PHIs
+; SPIRV-Opt-NEXT: Slot index numbering
+; SPIRV-Opt-NEXT: Merge disjoint stack slots
+; SPIRV-Opt-NEXT: Local Stack Slot Allocation
+; SPIRV-Opt-NEXT: Remove dead machine instructions
+; SPIRV-Opt-NEXT: MachineDominator Tree Construction
+; SPIRV-Opt-NEXT: Machine Natural Loop Construction
+; SPIRV-Opt-NEXT: Machine Block Frequency Analysis
+; SPIRV-Opt-NEXT: Early Machine Loop Invariant Code Motion
+; SPIRV-Opt-NEXT: MachineDominator Tree Construction
+; SPIRV-Opt-NEXT: Machine Block Frequency Analysis
+; SPIRV-Opt-NEXT: Machine Common Subexpression Elimination
+; SPIRV-Opt-NEXT: MachinePostDominator Tree Construction
+; SPIRV-Opt-NEXT: Machine Cycle Info Analysis
+; SPIRV-Opt-NEXT: Machine code sinking
+; SPIRV-Opt-NEXT: Peephole Optimizations
+; SPIRV-Opt-NEXT: Remove dead machine instructions
+; SPIRV-Opt-NEXT: Remove Redundant DEBUG_VALUE analysis
+; SPIRV-Opt-NEXT: Fixup Statepoint Caller Saved
+; SPIRV-Opt-NEXT: Lazy Machine Block Frequency Analysis
+; SPIRV-Opt-NEXT: Machine Optimization Remark Emitter
+; SPIRV-Opt-NEXT: Prologue/Epilogue Insertion & Frame Finalization
+; SPIRV-Opt-NEXT: Tail Duplication
+; SPIRV-Opt-NEXT: Post-RA pseudo instruction expansion pass
+; SPIRV-Opt-NEXT: Analyze Machine Code For Garbage Collection
+; SPIRV-Opt-NEXT: Insert fentry calls
+; SPIRV-Opt-NEXT: Insert XRay ops
+; SPIRV-Opt-NEXT: Machine Sanitizer Binary Metadata
+; SPIRV-Opt-NEXT: Lazy Machine Block Frequency Analysis
+; SPIRV-Opt-NEXT: Machine Optimization Remark Emitter
+; SPIRV-Opt-NEXT: Stack Frame Layout Analysis
+; SPIRV-Opt-NEXT: SPIRV module analysis
+; SPIRV-Opt-NEXT: FunctionPass Manager
+; SPIRV-Opt-NEXT: Lazy Machine Block Frequency Analysis
+; SPIRV-Opt-NEXT: Machine Optimization Remark Emitter
+; SPIRV-Opt-NEXT: SPIRV Assembly Printer
+; SPIRV-Opt-NEXT: Free MachineFunction
+
+define void @empty() {
+ ret void
+}
``````````
</details>
https://github.com/llvm/llvm-project/pull/162057
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