xref: /aosp_15_r20/external/llvm/test/MC/AMDGPU/macro-examples.s (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker// RUN: llvm-mc -arch=amdgcn -mcpu=fiji %s | FileCheck %s --check-prefix=VI
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Worker//===----------------------------------------------------------------------===//
4*9880d681SAndroid Build Coastguard Worker// Example of reg[expr] and reg[epxr1:expr2] syntax in macros.
5*9880d681SAndroid Build Coastguard Worker//===----------------------------------------------------------------------===//
6*9880d681SAndroid Build Coastguard Worker
7*9880d681SAndroid Build Coastguard Worker.macro REG_NUM_EXPR_EXAMPLE width iter iter_end
8*9880d681SAndroid Build Coastguard Worker    .if \width == 4
9*9880d681SAndroid Build Coastguard Worker      flat_load_dwordx4   v[8 + (\iter * 4):8 + (\iter * 4) + 3], v[2:3]
10*9880d681SAndroid Build Coastguard Worker    .else
11*9880d681SAndroid Build Coastguard Worker      flat_load_dword     v[8 + \iter], v[2:3]
12*9880d681SAndroid Build Coastguard Worker    .endif
13*9880d681SAndroid Build Coastguard Worker
14*9880d681SAndroid Build Coastguard Worker    .if (\iter_end - \iter)
15*9880d681SAndroid Build Coastguard Worker      REG_NUM_EXPR_EXAMPLE \width, (\iter + 1), \iter_end
16*9880d681SAndroid Build Coastguard Worker    .endif
17*9880d681SAndroid Build Coastguard Worker .endm
18*9880d681SAndroid Build Coastguard Worker
19*9880d681SAndroid Build Coastguard WorkerREG_NUM_EXPR_EXAMPLE 4, 0, 0
20*9880d681SAndroid Build Coastguard Worker// VI:   flat_load_dwordx4 v[8:11], v[2:3]
21*9880d681SAndroid Build Coastguard Worker
22*9880d681SAndroid Build Coastguard WorkerREG_NUM_EXPR_EXAMPLE 1, 0, 0
23*9880d681SAndroid Build Coastguard Worker// VI:   flat_load_dword v8, v[2:3]
24*9880d681SAndroid Build Coastguard Worker
25*9880d681SAndroid Build Coastguard WorkerREG_NUM_EXPR_EXAMPLE 4, 1, 4
26*9880d681SAndroid Build Coastguard Worker// VI:   flat_load_dwordx4 v[12:15], v[2:3]
27*9880d681SAndroid Build Coastguard Worker// VI:   flat_load_dwordx4 v[16:19], v[2:3]
28*9880d681SAndroid Build Coastguard Worker// VI:   flat_load_dwordx4 v[20:23], v[2:3]
29*9880d681SAndroid Build Coastguard Worker// VI:   flat_load_dwordx4 v[24:27], v[2:3]
30*9880d681SAndroid Build Coastguard Worker
31*9880d681SAndroid Build Coastguard WorkerREG_NUM_EXPR_EXAMPLE 1, 1, 4
32*9880d681SAndroid Build Coastguard Worker// VI:   flat_load_dword v9, v[2:3]
33*9880d681SAndroid Build Coastguard Worker// VI:   flat_load_dword v10, v[2:3]
34*9880d681SAndroid Build Coastguard Worker// VI:   flat_load_dword v11, v[2:3]
35*9880d681SAndroid Build Coastguard Worker// VI:   flat_load_dword v12, v[2:3]
36