https://github.com/rampitec created
https://github.com/llvm/llvm-project/pull/148057
None
>From 10f072f90c8c575c670a7ad50c8f8531144a27d3 Mon Sep 17 00:00:00 2001
From: Stanislav Mekhanoshin <stanislav.mekhanos...@amd.com>
Date: Thu, 10 Jul 2025 13:47:02 -0700
Subject: [PATCH] [AMDGPU] Negative gfx1250 v_dual_cndmask_b32 tests. NFC.
---
llvm/test/MC/AMDGPU/gfx1250_err.s | 25 +++++++++++++++++++++++++
1 file changed, 25 insertions(+)
diff --git a/llvm/test/MC/AMDGPU/gfx1250_err.s
b/llvm/test/MC/AMDGPU/gfx1250_err.s
index ddb6d9520ce1d..3e1b4cf6d2bb4 100644
--- a/llvm/test/MC/AMDGPU/gfx1250_err.s
+++ b/llvm/test/MC/AMDGPU/gfx1250_err.s
@@ -1,5 +1,30 @@
// RUN: not llvm-mc -triple=amdgcn -mcpu=gfx1250 -show-encoding %s 2>&1 |
FileCheck --check-prefixes=GFX1250-ERR --implicit-check-not=error:
-strict-whitespace %s
+// For v_dual_cndmask_b32 use of the explicit src2 forces VOPD3 form even if
it is vcc_lo.
+// If src2 is omitted then it forces VOPD form. As a result a proper form of
the instruction
+// has to be used if the other component of the dual instruction cannot be
used if that
+// encoding.
+
+v_dual_cndmask_b32 v2, v4, v1 :: v_dual_fma_f32 v7, v1, v2, v3
+// GFX1250-ERR: :[[@LINE-1]]:{{[0-9]+}}: error: invalid VOPDY instruction
+// GFX1250-ERR: v_dual_cndmask_b32 v2, v4, v1 :: v_dual_fma_f32 v7, v1, v2, v3
+// GFX1250-ERR: ^
+
+v_dual_fma_f32 v7, v1, v2, v3 :: v_dual_cndmask_b32 v2, v4, v1
+// GFX1250-ERR: :[[@LINE-1]]:{{[0-9]+}}: error: too few operands for
instruction
+// GFX1250-ERR: v_dual_fma_f32 v7, v1, v2, v3 :: v_dual_cndmask_b32 v2, v4, v1
+// GFX1250-ERR: ^
+
+v_dual_cndmask_b32 v7, v1, v2 :: v_dual_cndmask_b32 v2, v4, v1, vcc_lo
+// GFX1250-ERR: :[[@LINE-1]]:{{[0-9]+}}: error: invalid operand for instruction
+// GFX1250-ERR: v_dual_cndmask_b32 v7, v1, v2 :: v_dual_cndmask_b32 v2, v4,
v1, vcc_lo
+// GFX1250-ERR:
^
+
+v_dual_cndmask_b32 v7, v1, v2, vcc_lo :: v_dual_cndmask_b32 v2, v4, v1
+// GFX1250-ERR: :[[@LINE-1]]:{{[0-9]+}}: error: too few operands for
instruction
+// GFX1250-ERR: v_dual_cndmask_b32 v7, v1, v2, vcc_lo :: v_dual_cndmask_b32
v2, v4, v1
+// GFX1250-ERR: ^
+
// Check for unique 64-bit literal
s_andn2_b64 s[2:3], 0x10abcdef12345678, 0xabcdef12345678
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