[obj2yaml] - Fix a comment. NFC.
[llvm-complete.git] / test / MC / AMDGPU / expressions-gfx9.s
bloba52887596af60c8d94ddd3287df0d390b5980198
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 -show-encoding %s 2>&1 | FileCheck %s --check-prefix=NOGFX9
4 //===----------------------------------------------------------------------===//
5 // Relocatable expressions cannot be used with SDWA modifiers.
6 //===----------------------------------------------------------------------===//
8 v_mov_b32_sdwa v1, sext(u)
9 // NOGFX9: error: expected an absolute expression
11 //===----------------------------------------------------------------------===//
12 // Instructions can use only one literal.
13 // Relocatable expressions are counted as literals.
14 //===----------------------------------------------------------------------===//
16 s_sub_u32 s0, 123, u
17 // NOGFX9: error: only one literal operand is allowed
19 s_sub_u32 s0, u, u
20 // NOGFX9: error: only one literal operand is allowed
22 s_sub_u32 s0, u, u1
23 // NOGFX9: error: only one literal operand is allowed
25 v_bfe_u32 v0, v2, v3, u
26 // NOGFX9: error: invalid literal operand
28 //===----------------------------------------------------------------------===//
29 // Constant expressions may be used with 'sext' modifier
30 //===----------------------------------------------------------------------===//
32 i1=1
34 v_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]
37 v_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]
40 //===----------------------------------------------------------------------===//
41 // Constant expressions may be used with op_sel* and neg_* modifiers.
42 //===----------------------------------------------------------------------===//
44 v_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: [0x01,0x08,0x8a,0xd3,0x02,0x07,0x02,0x18]
47 v_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: [0x01,0x00,0x8a,0xd3,0x02,0x07,0x02,0x38]