1// RUN: not llvm-mc -arch=amdgcn -mcpu=gfx900 -show-encoding %s | FileCheck %s --check-prefix=GFX9
2// RUN: not llvm-mc -arch=amdgcn -mcpu=gfx900 %s 2>&1 | FileCheck %s --check-prefix=NOGFX9 --implicit-check-not=error:
3
4//===----------------------------------------------------------------------===//
5// Relocatable expressions cannot be used with SDWA modifiers.
6//===----------------------------------------------------------------------===//
7
8v_mov_b32_sdwa v1, sext(u)
9// NOGFX9: error: expected an absolute expression
10
11//===----------------------------------------------------------------------===//
12// Instructions can use only one literal.
13// Relocatable expressions are counted as literals.
14//===----------------------------------------------------------------------===//
15
16s_sub_u32 s0, 123, u
17// NOGFX9: error: only one literal operand is allowed
18
19s_sub_u32 s0, u, u
20// NOGFX9: error: only one literal operand is allowed
21
22s_sub_u32 s0, u, u1
23// NOGFX9: error: only one literal operand is allowed
24
25v_bfe_u32 v0, v2, v3, u
26// NOGFX9: error: literal operands are not supported
27
28//===----------------------------------------------------------------------===//
29// Constant expressions may be used with 'sext' modifier
30//===----------------------------------------------------------------------===//
31
32i1=1
33
34v_mov_b32_sdwa v1, sext(i1-2)
35// GFX9: v_mov_b32_sdwa v1, sext(-1) dst_sel:DWORD dst_unused:UNUSED_PRESERVE src0_sel:DWORD ; encoding: [0xf9,0x02,0x02,0x7e,0xc1,0x16,0x8e,0x00]
36
37v_mov_b32_sdwa v1, sext(-2+i1)
38// GFX9: v_mov_b32_sdwa v1, sext(-1) dst_sel:DWORD dst_unused:UNUSED_PRESERVE src0_sel:DWORD ; encoding: [0xf9,0x02,0x02,0x7e,0xc1,0x16,0x8e,0x00]
39
40//===----------------------------------------------------------------------===//
41// Constant expressions may be used with op_sel* and neg_* modifiers.
42//===----------------------------------------------------------------------===//
43
44v_pk_add_u16 v1, v2, v3 op_sel:[2-i1,i1-1]
45// GFX9: v_pk_add_u16 v1, v2, v3 op_sel:[1,0] ; encoding: [0x01,0x48,0x8a,0xd3,0x02,0x07,0x02,0x18]
46
47v_pk_add_u16 v1, v2, v3 neg_lo:[2-i1,i1-1]
48// GFX9: v_pk_add_u16 v1, v2, v3 neg_lo:[1,0] ; encoding: [0x01,0x40,0x8a,0xd3,0x02,0x07,0x02,0x38]
49