1// RUN: not llvm-mc -arch=amdgcn -mcpu=gfx1010 -show-encoding %s 2>&1 | FileCheck -check-prefix=GFX10 %s
2// RUN: not llvm-mc -arch=amdgcn -mcpu=gfx1010 -show-encoding %s 2>&1 | FileCheck -check-prefix=GFX10-ERR %s
3
4//-----------------------------------------------------------------------------------------
5// On GFX10 we can use two scalar operands (except for 64-bit shift instructions)
6
7v_add_f32 v0, s0, s1
8// GFX10: v_add_f32_e64 v0, s0, s1        ; encoding: [0x00,0x00,0x03,0xd5,0x00,0x02,0x00,0x00]
9
10v_madak_f32 v0, s0, v1, 42.42
11// GFX10: v_madak_f32 v0, s0, v1, 0x4229ae14 ; encoding: [0x00,0x02,0x00,0x42,0x14,0xae,0x29,0x42]
12
13v_med3_f32 v0, s0, s0, s1
14// GFX10: v_med3_f32 v0, s0, s0, s1       ; encoding: [0x00,0x00,0x57,0xd5,0x00,0x00,0x04,0x00]
15
16//-----------------------------------------------------------------------------------------
17// 64-bit shift instructions can use only one scalar value input
18
19v_ashrrev_i64 v[0:1], 0x100, s[0:1]
20// GFX10-ERR: error: invalid operand (violates constant bus restrictions)
21
22v_ashrrev_i64 v[0:1], s2, s[0:1]
23// GFX10-ERR: error: invalid operand (violates constant bus restrictions)
24
25//-----------------------------------------------------------------------------------------
26// v_div_fmas implicitly reads VCC, so only one scalar operand is possible
27
28v_div_fmas_f32 v5, s3, s3, s3
29// GFX10: v_div_fmas_f32 v5, s3, s3, s3   ; encoding: [0x05,0x00,0x6f,0xd5,0x03,0x06,0x0c,0x00]
30
31v_div_fmas_f32 v5, s3, s3, s2
32// GFX10-ERR: error: invalid operand (violates constant bus restrictions)
33
34v_div_fmas_f32 v5, s3, 0x123, v3
35// GFX10-ERR: error: invalid operand (violates constant bus restrictions)
36
37v_div_fmas_f64 v[5:6], 0x12345678, 0x12345678, 0x12345678
38// GFX10: v_div_fmas_f64 v[5:6], 0x12345678, 0x12345678, 0x12345678 ; encoding: [0x05,0x00,0x70,0xd5,0xff,0xfe,0xfd,0x03,0x78,0x56,0x34,0x12]
39
40v_div_fmas_f64 v[5:6], v[1:2], s[2:3], v[3:4]
41// GFX10: v_div_fmas_f64 v[5:6], v[1:2], s[2:3], v[3:4] ; encoding: [0x05,0x00,0x70,0xd5,0x01,0x05,0x0c,0x04]
42
43v_div_fmas_f64 v[5:6], v[1:2], s[2:3], 0x123456
44// GFX10-ERR: error: invalid operand (violates constant bus restrictions)
45
46//-----------------------------------------------------------------------------------------
47// v_mad_u64_u32 has operands of different sizes.
48// When these operands are literals, they are counted as 2 scalar values even if literals are identical.
49
50v_lshlrev_b64 v[5:6], 0x3f717273, 0x3f717273
51// GFX10-ERR: error: invalid operand (violates constant bus restrictions)
52
53v_mad_u64_u32 v[5:6], s12, v1, 0x12345678, 0x12345678
54// GFX10: v_mad_u64_u32 v[5:6], s12, v1, 0x12345678, 0x12345678 ; encoding: [0x05,0x0c,0x76,0xd5,0x01,0xff,0xfd,0x03,0x78,0x56,0x34,0x12]
55
56v_mad_u64_u32 v[5:6], s12, s1, 0x12345678, 0x12345678
57// GFX10-ERR: error: invalid operand (violates constant bus restrictions)
58
59//-----------------------------------------------------------------------------------------
60// null is free
61
62v_bfe_u32 v5, s1, s2, null
63// GFX10: v_bfe_u32 v5, s1, s2, null      ; encoding: [0x05,0x00,0x48,0xd5,0x01,0x04,0xf4,0x01]
64