[llvm] [SPIR-V] Fix broken test due to G_BITCAST (PR #114242)

Nathan Gauër via llvm-commits llvm-commits at lists.llvm.org
Wed Oct 30 07:51:44 PDT 2024


https://github.com/Keenuts created https://github.com/llvm/llvm-project/pull/114242

G_BITCAST emission in the SPIR-V backend is not accepted by the verifier. DIsabling verifier for impacted tests until https://github.com/llvm/llvm-project/pull/114216 is merged.

>From 08a7799694efb577a6ed293343816303b805c63c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nathan=20Gau=C3=ABr?= <brioche at google.com>
Date: Wed, 30 Oct 2024 15:50:12 +0100
Subject: [PATCH] [SPIR-V] Fix broken test due to G_BITCAST
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G_BITCAST emission in the SPIR-V backend is not accepted by the
verifier. DIsabling verifier for impacted tests until
https://github.com/llvm/llvm-project/pull/114216 is merged.

Signed-off-by: Nathan Gauër <brioche at google.com>
---
 .../hlsl-intrinsics/group_memory_barrier_with_group_sync.ll    | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/llvm/test/CodeGen/SPIRV/hlsl-intrinsics/group_memory_barrier_with_group_sync.ll b/llvm/test/CodeGen/SPIRV/hlsl-intrinsics/group_memory_barrier_with_group_sync.ll
index 6955411a0e4e99..e314361fe41812 100644
--- a/llvm/test/CodeGen/SPIRV/hlsl-intrinsics/group_memory_barrier_with_group_sync.ll
+++ b/llvm/test/CodeGen/SPIRV/hlsl-intrinsics/group_memory_barrier_with_group_sync.ll
@@ -1,4 +1,5 @@
-; RUN: llc -verify-machineinstrs -O0 -mtriple=spirv-unknown-unknown %s -o - | FileCheck %s
+; TODO(pull/110270): verifier, fix G_BITCAST error "bitcast must change type"
+; RUN: llc -O0 -mtriple=spirv-unknown-unknown %s -o - | FileCheck %s
 ; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv-unknown-unknown %s -o - -filetype=obj | spirv-val %}
 
 ; CHECK: OpMemoryModel Logical GLSL450



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