[llvm] [RISCV][GISel] Add gisel-commandline-option.ll similar to AArch64. (PR #65299)
Craig Topper via llvm-commits
llvm-commits at lists.llvm.org
Mon Sep 4 23:36:02 PDT 2023
https://github.com/topperc created https://github.com/llvm/llvm-project/pull/65299:
This allows us to see the pass pipeline for GlobalISel.
>From 550836fb34dff595d4e74777a4d4f2c72fa1b727 Mon Sep 17 00:00:00 2001
From: Craig Topper <craig.topper at sifive.com>
Date: Mon, 4 Sep 2023 23:34:16 -0700
Subject: [PATCH] [RISCV][GISel] Add gisel-commandline-option.ll similar to
AArch64.
This allows us to see the pass pipeline for GlobalISel.
---
.../GlobalISel/gisel-commandline-option.ll | 37 +++++++++++++++++++
1 file changed, 37 insertions(+)
create mode 100644 llvm/test/CodeGen/RISCV/GlobalISel/gisel-commandline-option.ll
diff --git a/llvm/test/CodeGen/RISCV/GlobalISel/gisel-commandline-option.ll b/llvm/test/CodeGen/RISCV/GlobalISel/gisel-commandline-option.ll
new file mode 100644
index 00000000000000..7dec60d368b464
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/GlobalISel/gisel-commandline-option.ll
@@ -0,0 +1,37 @@
+; RUN: llc -mtriple=riscv64-- -debug-pass=Structure %s -o /dev/null 2>&1 \
+; RUN: -O0 -global-isel \
+; RUN: | FileCheck %s --check-prefix ENABLED --check-prefix NOFALLBACK
+
+; RUN: llc -mtriple=riscv64-- -debug-pass=Structure %s -o /dev/null 2>&1 \
+; RUN: -global-isel \
+; RUN: | FileCheck %s --check-prefix ENABLED --check-prefix NOFALLBACK --check-prefix ENABLED-O1
+
+; RUN: llc -mtriple=riscv64-- -debug-pass=Structure %s -o /dev/null 2>&1 \
+; RUN: -global-isel -global-isel-abort=2 \
+; RUN: | FileCheck %s --check-prefix ENABLED --check-prefix FALLBACK --check-prefix ENABLED-O1
+
+; RUN: llc -mtriple=riscv64-- -debug-pass=Structure %s -o /dev/null 2>&1 \
+; RUN: | FileCheck %s --check-prefix DISABLED
+
+; ENABLED: IRTranslator
+; ENABLED-NEXT: Analysis containing CSE Info
+; ENABLED-NEXT: Analysis for ComputingKnownBits
+; ENABLED-NEXT: Legalizer
+; ENABLED-NEXT: RegBankSelect
+; ENABLED-NEXT: Analysis for ComputingKnownBits
+; ENABLED-O1-NEXT: Lazy Branch Probability Analysis
+; ENABLED-O1-NEXT: Lazy Block Frequency Analysis
+; ENABLED-NEXT: InstructionSelect
+; ENABLED-NEXT: ResetMachineFunction
+
+; FALLBACK: RISC-V DAG->DAG Pattern Instruction Selection
+; NOFALLBACK-NOT: RISC-V DAG->DAG Pattern Instruction Selection
+
+; DISABLED-NOT: IRTranslator
+
+; DISABLED: RISC-V DAG->DAG Pattern Instruction Selection
+; DISABLED: Finalize ISel and expand pseudo-instructions
+
+define void @empty() {
+ ret void
+}
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