[llvm] AMDGPU: Switch a test to generated checks which only tested labels (PR #131257)
Matt Arsenault via llvm-commits
llvm-commits at lists.llvm.org
Fri Mar 14 00:52:05 PDT 2025
https://github.com/arsenm updated https://github.com/llvm/llvm-project/pull/131257
>From a5c793b07ca059160726c7a9b4720027671bcc69 Mon Sep 17 00:00:00 2001
From: Matt Arsenault <Matthew.Arsenault at amd.com>
Date: Fri, 14 Mar 2025 08:41:22 +0700
Subject: [PATCH] AMDGPU: Switch a test to generated checks which only tested
labels
Also remove an undef use
---
llvm/test/CodeGen/AMDGPU/bug-vopc-commute.ll | 53 +++++++++++++++++---
1 file changed, 47 insertions(+), 6 deletions(-)
diff --git a/llvm/test/CodeGen/AMDGPU/bug-vopc-commute.ll b/llvm/test/CodeGen/AMDGPU/bug-vopc-commute.ll
index d198ec28f1602..21d4bcfcdc8c1 100644
--- a/llvm/test/CodeGen/AMDGPU/bug-vopc-commute.ll
+++ b/llvm/test/CodeGen/AMDGPU/bug-vopc-commute.ll
@@ -1,16 +1,58 @@
-; RUN: llc -mtriple=amdgcn -mcpu=verde -verify-machineinstrs < %s | FileCheck %s
-; RUN: llc -mtriple=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck %s
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
+; RUN: llc -mtriple=amdgcn -mcpu=verde < %s | FileCheck -check-prefix=GFX6 %s
+; RUN: llc -mtriple=amdgcn -mcpu=tonga < %s | FileCheck -check-prefix=GFX8 %s
-; CHECK-LABEL: {{^}}main:
-;
; Test for compilation only. This generated an invalid machine instruction
; by trying to commute the operands of a V_CMP_EQ_i32_e32 instruction, both
; of which were in SGPRs.
define amdgpu_vs float @main(i32 %v) {
+; GFX6-LABEL: main:
+; GFX6: ; %bb.0: ; %main_body
+; GFX6-NEXT: s_cbranch_scc1 .LBB0_2
+; GFX6-NEXT: ; %bb.1: ; %IF57
+; GFX6-NEXT: v_lshlrev_b32_e32 v0, 1, v0
+; GFX6-NEXT: .LBB0_2: ; %ENDIF56
+; GFX6-NEXT: s_buffer_load_dword s0, s[0:3], 0xf0
+; GFX6-NEXT: s_waitcnt lgkmcnt(0)
+; GFX6-NEXT: s_cmp_eq_u32 s0, 0
+; GFX6-NEXT: s_cbranch_scc1 .LBB0_4
+; GFX6-NEXT: ; %bb.3: ; %IF60
+; GFX6-NEXT: v_lshlrev_b32_e32 v0, 1, v0
+; GFX6-NEXT: .LBB0_4: ; %ENDIF59
+; GFX6-NEXT: s_buffer_load_dword s0, s[0:3], 0xf4
+; GFX6-NEXT: s_waitcnt lgkmcnt(0)
+; GFX6-NEXT: s_cmp_eq_u32 s0, 0
+; GFX6-NEXT: s_cbranch_scc0 .LBB0_6
+; GFX6-NEXT: ; %bb.5: ; %ENDIF62
+; GFX6-NEXT: s_branch .LBB0_7
+; GFX6-NEXT: .LBB0_6: ; %IF63
+; GFX6-NEXT: .LBB0_7:
+;
+; GFX8-LABEL: main:
+; GFX8: ; %bb.0: ; %main_body
+; GFX8-NEXT: s_cbranch_scc1 .LBB0_2
+; GFX8-NEXT: ; %bb.1: ; %IF57
+; GFX8-NEXT: v_lshlrev_b32_e32 v0, 1, v0
+; GFX8-NEXT: .LBB0_2: ; %ENDIF56
+; GFX8-NEXT: s_buffer_load_dword s0, s[0:3], 0x3c0
+; GFX8-NEXT: s_waitcnt lgkmcnt(0)
+; GFX8-NEXT: s_cmp_eq_u32 s0, 0
+; GFX8-NEXT: s_cbranch_scc1 .LBB0_4
+; GFX8-NEXT: ; %bb.3: ; %IF60
+; GFX8-NEXT: v_lshlrev_b32_e32 v0, 1, v0
+; GFX8-NEXT: .LBB0_4: ; %ENDIF59
+; GFX8-NEXT: s_buffer_load_dword s0, s[0:3], 0x3d0
+; GFX8-NEXT: s_waitcnt lgkmcnt(0)
+; GFX8-NEXT: s_cmp_eq_u32 s0, 0
+; GFX8-NEXT: s_cbranch_scc0 .LBB0_6
+; GFX8-NEXT: ; %bb.5: ; %ENDIF62
+; GFX8-NEXT: s_branch .LBB0_7
+; GFX8-NEXT: .LBB0_6: ; %IF63
+; GFX8-NEXT: .LBB0_7:
main_body:
%d1 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> poison, i32 960, i32 0)
%d2 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> poison, i32 976, i32 0)
- br i1 undef, label %ENDIF56, label %IF57
+ br i1 poison, label %ENDIF56, label %IF57
IF57: ; preds = %ENDIF
%v.1 = mul i32 %v, 2
@@ -40,7 +82,6 @@ ENDIF62: ; preds = %ENDIF59
ret float %r
}
-; Function Attrs: nounwind readnone
declare float @llvm.amdgcn.s.buffer.load.f32(<4 x i32>, i32, i32) #0
attributes #0 = { nounwind readnone }
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