1 /*
2 * Copyright © 2016 Broadcom
3 * Copyright © 2020 Google LLC
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
22 * IN THE SOFTWARE.
23 */
24
25 /* Unit test for disassembly of instructions.
26 *
27 * The goal is to take instructions we've seen the blob produce, and test that
28 * we can disassemble them correctly. For the next person investigating the
29 * behavior of this instruction, please include the testcase it was generated
30 * from, and the qcom disassembly as a comment if it differs from what we
31 * produce.
32 */
33
34 #include <stdio.h>
35 #include <stdlib.h>
36 #include <string.h>
37 #include "util/macros.h"
38
39 #include "ir3.h"
40 #include "ir3_assembler.h"
41 #include "ir3_shader.h"
42
43 #include "isa/isa.h"
44
45 /* clang-format off */
46 #define INSTR_5XX(i, d, ...) { .gpu_id = 540, .instr = #i, .expected = d, __VA_ARGS__ }
47 #define INSTR_6XX(i, d, ...) { .gpu_id = 630, .instr = #i, .expected = d, __VA_ARGS__ }
48 /* clang-format on */
49
50 static const struct test {
51 int gpu_id;
52 const char *instr;
53 const char *expected;
54 /**
55 * Do we expect asm parse fail (ie. for things not (yet) supported by
56 * ir3_parser.y)
57 */
58 bool parse_fail;
59 } tests[] = {
60 /* clang-format off */
61 /* cat0 */
62 INSTR_6XX(00000000_00000000, "nop"),
63 INSTR_6XX(00000200_00000000, "(rpt2)nop"),
64 INSTR_6XX(03000000_00000000, "end"),
65 INSTR_6XX(00800000_00000004, "br p0.x, #4"),
66 INSTR_6XX(00900000_00000003, "br !p0.x, #3"),
67 INSTR_6XX(03820000_00000015, "shps #21"), /* emit */
68 INSTR_6XX(04021000_00000000, "(ss)shpe"), /* cut */
69 INSTR_6XX(02820000_00000014, "getone #20"), /* kill p0.x */
70 INSTR_6XX(00906020_00000007, "brao !p0.x, !p0.y, #7"),
71 INSTR_6XX(00804040_00000003, "braa p0.x, p0.y, #3"),
72 INSTR_6XX(07820000_00000000, "prede"),
73 INSTR_6XX(00800063_0000001e, "brac.3 #30"),
74 INSTR_6XX(06820000_00000000, "predt p0.x"),
75 INSTR_6XX(07020000_00000000, "predf p0.x"),
76 INSTR_6XX(07820000_00000000, "prede"),
77
78 /* cat1 */
79 INSTR_6XX(20244000_00000020, "mov.f32f32 r0.x, c8.x"),
80 INSTR_6XX(20200000_00000020, "mov.f16f16 hr0.x, hc8.x"),
81 INSTR_6XX(20150000_00000000, "cov.s32s16 hr0.x, r0.x"),
82 INSTR_6XX(20156004_00000c11, "(ul)mov.s32s32 r1.x, c<a0.x + 17>"),
83 INSTR_6XX(201100f4_00000000, "mova a0.x, hr0.x"),
84 INSTR_6XX(20244905_00000410, "(rpt1)mov.f32f32 r1.y, (r)c260.x"),
85 INSTR_6XX(20174004_00000008, "mov.s32s32 r<a0.x + 4>, r2.x"),
86 INSTR_6XX(20130000_00000005, "mov.s16s16 hr<a0.x>, hr1.y"),
87 INSTR_6XX(20110004_00000800, "mov.s16s16 hr1.x, hr<a0.x>"),
88 /* dEQP-VK.subgroups.ballot.compute.compute */
89 INSTR_6XX(260cc3c0_00000000, "movmsk.w128 r48.x"), /* movmsk.w128 sr48.x */
90
91 INSTR_6XX(240cc004_00030201, "swz.u32u32 r1.x, r0.w, r0.y, r0.z"),
92 INSTR_6XX(2400c105_04030201, "gat.f16u32 r1.y, hr0.y, hr0.z, hr0.w, hr1.x"),
93 INSTR_6XX(240c0205_04030201, "sct.u32f16 hr1.y, hr0.z, hr0.w, hr1.x, r0.y"),
94 INSTR_6XX(2400c205_04030201, "sct.f16u32 r1.y, r0.z, r0.w, r1.x, hr0.y"),
95
96 INSTR_6XX(20510005_0000ffff, "mov.s16s16 hr1.y, -1"),
97 INSTR_6XX(20400005_00003900, "mov.f16f16 hr1.y, h(0.625000)"),
98 INSTR_6XX(20400006_00003800, "mov.f16f16 hr1.z, h(0.500000)"),
99 INSTR_6XX(204880f5_00000000, "mova1 a1.x, 0"),
100
101 /* cat2 */
102 INSTR_6XX(40104002_0c210001, "add.f hr0.z, r0.y, c<a0.x + 33>"),
103 INSTR_6XX(40b80804_10408004, "(nop3) cmps.f.lt r1.x, (abs)r1.x, c16.x"),
104 INSTR_6XX(47308a02_00002000, "(rpt2)bary.f (ei)r0.z, (r)0, r0.x"),
105 INSTR_6XX(43480801_00008001, "(nop3) absneg.s hr0.y, (abs)hr0.y"),
106 INSTR_6XX(50600004_2c010004, "(sy)mul.f hr1.x, hr1.x, h(0.5)"),
107 INSTR_6XX(42280807_27ff0000, "(nop3) add.s hr1.w, hr0.x, h(-1)"),
108 INSTR_6XX(40a500f8_2c000004, "cmps.f.ne p0.x, hr1.x, h(0.0)"),
109 INSTR_6XX(438000f8_20010009, "and.b p0.x, hr2.y, h(1)"),
110 INSTR_6XX(438000f9_00020001, "and.b p0.y, hr0.y, hr0.z"),
111 INSTR_6XX(40080902_50200006, "(rpt1)add.f hr0.z, (r)hr1.z, (neg)(r)hc8.x"),
112 INSTR_6XX(42380c01_00040001, "(sat)(nop3) add.s r0.y, r0.y, r1.x"),
113 INSTR_6XX(42480000_48801086, "(nop2) sub.u hr0.x, hc33.z, (neg)hr<a0.x + 128>"),
114 INSTR_6XX(46b00001_00001020, "clz.b r0.y, c8.x"),
115 INSTR_6XX(46700009_00000009, "bfrev.b r2.y, r2.y"),
116
117 /* cat3 */
118 INSTR_6XX(66000000_10421041, "sel.f16 hr0.x, hc16.y, hr0.x, hc16.z"),
119 INSTR_6XX(64848109_109a9099, "(rpt1)sel.b32 r2.y, c38.y, (r)r2.y, c38.z"),
120 INSTR_6XX(64810904_30521036, "(rpt1)sel.b32 r1.x, (r)c13.z, r0.z, (r)c20.z"),
121 INSTR_6XX(64818902_20041032, "(rpt1)sel.b32 r0.z, (r)c12.z, r0.w, (r)r1.x"),
122 INSTR_6XX(63820005_10315030, "mad.f32 r1.y, (neg)c12.x, r1.x, c12.y"),
123 INSTR_6XX(62050009_00091000, "mad.u24 r2.y, c0.x, r2.z, r2.y"),
124 INSTR_6XX(61828008_00081033, "madsh.m16 r2.x, c12.w, r1.y, r2.x"),
125 INSTR_6XX(65900820_100cb008, "(nop3) shlg.b16 hr8.x, 8, hr8.x, 12"), /* (nop3) shlg.b16 hr8.x, (r)8, (r)hr8.x, 12; */
126 INSTR_6XX(65ae085c_0002a001, "(nop3) shlg.b16 hr23.x, hr0.y, hr23.x, hr0.z"), /* not seen in blob */
127 INSTR_6XX(65900820_0c0aac05, "(nop3) shlg.b16 hr8.x, hc<a0.x + 5>, hr8.x, hc<a0.x + 10>"), /* not seen in blob */
128
129 /* cat4 */
130 INSTR_6XX(8010000a_00000003, "rcp r2.z, r0.w"),
131
132 /* cat5 */
133 /* dEQP-VK.glsl.derivate.dfdx.uniform_if.float_mediump */
134 INSTR_6XX(a3801102_00000001, "dsx (f32)(x)r0.z, r0.x"), /* dsx (f32)(xOOO)r0.z, r0.x */
135 /* dEQP-VK.glsl.derivate.dfdy.uniform_if.float_mediump */
136 INSTR_6XX(a3c01102_00000001, "dsy (f32)(x)r0.z, r0.x"), /* dsy (f32)(xOOO)r0.z, r0.x */
137 /* dEQP-VK.glsl.derivate.dfdxfine.uniform_loop.float_highp */
138 INSTR_6XX(a6001105_00000001, "dsxpp.1 (x)r1.y, r0.x"), /* dsxpp.1 (xOOO)r1.y, r0.x */
139 INSTR_6XX(a6201105_00000001, "dsxpp.1.p (x)r1.y, r0.x"), /* dsxpp.1 (xOOO)r1.y, r0.x */
140
141 INSTR_6XX(a2802f00_00000001, "getsize (u16)(xyzw)hr0.x, r0.x, t#0"),
142 INSTR_6XX(a0c89f04_c4600005, "sam.base1 (f32)(xyzw)r1.x, r0.z, s#3, t#2"), /* sam.s2en.mode6.base1 (f32)(xyzw)r1.x, r0.z, 35 */
143 INSTR_6XX(a1c85f00_c0200005, "getlod.base0 (s32)(xyzw)r0.x, r0.z, s#1, t#0"), /* getlod.s2en.mode6.base0 (s32)(xyzw)r0.x, r0.z, 1 */
144 INSTR_6XX(a1000f00_00000004, "samb (f16)(xyzw)hr0.x, hr0.z, hr0.x, s#0, t#0"),
145 INSTR_6XX(a1000f00_00000003, "samb (f16)(xyzw)hr0.x, r0.y, r0.x, s#0, t#0"),
146 INSTR_6XX(a0c00f00_04400002, "sam (f16)(xyzw)hr0.x, hr0.y, s#2, t#2"),
147 INSTR_6XX(a6c02f00_00000000, "rgetinfo (u16)(xyzw)hr0.x"),
148 INSTR_6XX(a3482f08_c0000000, "getinfo.base0 (u16)(xyzw)hr2.x, t#0"),
149 /* dEQP-GLES31.functional.texture.texture_buffer.render.as_fragment_texture.buffer_size_65536 */
150 INSTR_5XX(a2c03102_00000000, "getbuf (u32)(x)r0.z, t#0"),
151 INSTR_6XX(a0c81f00_e0200005, "sam.base0 (f32)(xyzw)r0.x, r0.z, s#1, a1.x"),
152
153
154 /* cat6 */
155
156 INSTR_5XX(c6e60000_00010600, "ldgb.untyped.4d.u32.1 r0.x, g[0], r1.x, r0.x"), /* ldgb.a.untyped.1dtype.u32.1 r0.x, g[r1.x], r0.x, 0 */
157 INSTR_5XX(d7660204_02000a01, "(sy)stib.typed.2d.u32.1 g[1], r0.x, r0.z, r1.x"), /* (sy)stib.a.u32.2d.1 g[r1.x], r0.x, r0.z, 1. r1.x is offset in ibo, r0.x is value*/
158 /* dEQP-VK.image.load_store.1d_array.r8g8b8a8_unorm */
159 INSTR_5XX(c1a20006_0600ba01, "ldib.typed.2d.f32.4 r1.z, g[0], r0.z, r1.z"), /* ldib.a.f32.2d.4 r1.z, g[r0.z], r1.z, 0. r0.z is offset in ibo as src. r1.z */
160 /* dEQP-VK.image.load_store.3d.r32g32b32a32_sint */
161 INSTR_5XX(c1aa0003_0500fc01, "ldib.typed.3d.s32.4 r0.w, g[0], r0.w, r1.y"), /* ldib.a.s32.3d.4 r0.w, g[r0.w], r1.y, 0. r0.w is offset in ibo as src, and dst */
162 /* dEQP-VK.binding_model.shader_access.primary_cmd_buf.storage_image.vertex.descriptor_array.3d */
163 INSTR_5XX(c1a20204_0401fc01, "ldib.typed.3d.f32.4 r1.x, g[1], r1.w, r1.x"), /* ldib.a.f32.3d.4 r1.x, g[r1.w], r1.x, 1 */
164 /* dEQP-VK.binding_model.shader_access.secondary_cmd_buf.with_push.storage_texel_buffer.vertex_fragment.single_descriptor.offset_zero */
165 INSTR_5XX(c1a20005_0501be01, "ldib.typed.4d.f32.4 r1.y, g[0], r1.z, r1.y"), /* ldib.a.f32.1dtype.4 r1.y, g[r1.z], r1.y, 0 */
166 /* dEQP-VK.texture.filtering.cube.formats.r8g8b8a8_snorm_nearest */
167 INSTR_5XX(c1a60200_0000ba01, "ldib.typed.2d.u32.4 r0.x, g[1], r0.z, r0.x"), /* ldib.a.u32.2d.4 r0.x, g[r0.z], r0.x, 1 */
168
169 // TODO is this a real instruction? Or float -6.0 ?
170 // INSTR_6XX(c0c00000_00000000, "stg.f16 g[hr0.x], hr0.x, hr0.x", .parse_fail=true),
171 /* dEQP-GLES31.functional.tessellation.invariance.outer_edge_symmetry.isolines_equal_spacing_ccw */
172 INSTR_6XX(c0d20906_02800004, "stg.a.f32 g[r1.x+(r1.z)<<2], r0.z, 2"), /* stg.a.f32 g[r1.x+(r1.z<<2)], r0.z, 2 */
173 INSTR_6XX(c0da052e_01800042, "stg.a.s32 g[r0.z+(r11.z)<<2], r8.y, 1"), /* stg.a.s32 g[r0.z+(r11.z<<2)], r8.y, 1 */
174 INSTR_6XX(c0ca0505_03800042, "stg.s32 g[r0.z+5], r8.y, 3"),
175 INSTR_6XX(c0ca0500_03800042, "stg.s32 g[r0.z], r8.y, 3"),
176 INSTR_6XX(c0ca0531_03800242, "stg.s32 g[r0.z+305], r8.y, 3"),
177
178 /* Customely crafted */
179 INSTR_6XX(c0d61104_01800228, "stg.a.u32 g[r2.x+(r1.x+1)<<2], r5.x, 1"),
180 INSTR_6XX(c0d61104_01802628, "stg.a.u32 g[r2.x+r1.x<<4+3<<2], r5.x, 1"),
181
182 INSTR_6XX(c0020011_04c08023, "ldg.a.f32 r4.y, g[r0.z+(r4.y)<<2], 4"), /* ldg.a.f32 r4.y, g[r0.z+(r4.y<<2)], 4 */
183 INSTR_6XX(c0060006_01c18017, "ldg.a.u32 r1.z, g[r1.z+(r2.w)<<2], 1"), /* ldg.a.u32 r1.z, g[r1.z+(r2.w<<2)], 1 */
184 INSTR_6XX(c0060006_0181800f, "ldg.u32 r1.z, g[r1.z+7], 1"),
185 INSTR_6XX(c0060006_01818001, "ldg.u32 r1.z, g[r1.z], 1"),
186 INSTR_6XX(c0060003_0180c269, "ldg.u32 r0.w, g[r0.w+308], 1"),
187
188 /* Found in TCS/TES shaders of GTA V */
189 INSTR_6XX(c0020007_03c1420f, "ldg.a.f32 r1.w, g[r1.y+(r1.w+1)<<2], 3"), /* ldg.a.f32 r1.w, g[r1.y+((r1.w+1)<<2)], 3 */
190
191 /* Customely crafted */
192 INSTR_6XX(c0020007_03c1740f, "ldg.a.f32 r1.w, g[r1.y+r1.w<<5+2<<2], 3"),
193
194 INSTR_6XX(c0020011_04c08023, "ldg.a.f32 r4.y, g[r0.z+(r4.y)<<2], 4"), /* ldg.a.f32 r4.y, g[r0.z+(r4.y<<2)], 4 */
195 INSTR_6XX(c0060006_01c18017, "ldg.a.u32 r1.z, g[r1.z+(r2.w)<<2], 1"), /* ldg.a.u32 r1.z, g[r1.z+(r2.w<<2)], 1 */
196 INSTR_6XX(c0060006_0181800f, "ldg.u32 r1.z, g[r1.z+7], 1"),
197 INSTR_6XX(c0060006_01818001, "ldg.u32 r1.z, g[r1.z], 1"),
198
199 /* dEQP-GLES3.functional.ubo.random.basic_arrays.0 */
200 INSTR_6XX(c7020020_01800000, "stc c[32], r0.x, 1", .parse_fail=true),
201 /* dEQP-VK.image.image_size.cube_array.readonly_writeonly_1x1x12 */
202 INSTR_6XX(c7060020_03800000, "stc c[32], r0.x, 3", .parse_fail=true),
203
204 /* dEQP-VK.image.image_size.cube_array.readonly_writeonly_1x1x12 */
205 INSTR_6XX(c0260200_03676100, "stib.b.untyped.1d.u32.3.imm.base0 r0.x, r0.w, 1"), /* stib.untyped.u32.1d.3.mode4.base0 r0.x, r0.w, 1 */
206
207 INSTR_6XX(c0240402_00674100, "stib.b.untyped.1d.u16.1.imm.base0 r0.z, r0.x, 2"),
208 #if 0
209 /* TODO blob sometimes/frequently sets b0, although there does not seem
210 * to be an obvious pattern and our encoding never sets it. AFAICT it
211 * is a dontcare bit
212 */
213 /* dEQP-VK.texture.filtering.cube.formats.a8b8g8r8_srgb_nearest_mipmap_nearest.txt */
214 INSTR_6XX(c0220200_0361b801, "ldib.b.typed.1d.f32.4.imm r0.x, r0.w, 1"), /* ldib.f32.1d.4.mode0.base0 r0.x, r0.w, 1 */
215 #else
216 /* dEQP-VK.texture.filtering.cube.formats.a8b8g8r8_srgb_nearest_mipmap_nearest.txt */
217 INSTR_6XX(c0220200_0361b800, "ldib.b.typed.1d.f32.4.imm r0.x, r0.w, 1"), /* ldib.f32.1d.4.mode0.base0 r0.x, r0.w, 1 */
218 #endif
219
220 /* dEQP-GLES31.functional.tessellation.invariance.outer_edge_symmetry.isolines_equal_spacing_ccw */
221 INSTR_6XX(c2c21100_04800006, "stlw.f32 l[r2.x], r0.w, 4"),
222 INSTR_6XX(c2c20f00_01800004, "stlw.f32 l[r1.w], r0.z, 1"),
223 INSTR_6XX(c2860003_02808011, "ldlw.u32 r0.w, l[r0.z+8], 2"),
224
225 /* dEQP-VK.compute.basic.shared_var_single_group */
226 INSTR_6XX(c1060500_01800008, "stl.u32 l[r0.z], r1.x, 1"),
227 INSTR_6XX(c0460001_01804001, "ldl.u32 r0.y, l[r0.y], 1"),
228
229 INSTR_6XX(c0860018_03820001, "ldp.u32 r6.x, p[r2.x], 3"),
230 INSTR_6XX(c0420002_01808019, "ldl.f32 r0.z, l[r0.z+12], 1"),
231 INSTR_6XX(c1021710_04800000, "stl.f32 l[r2.w+16], r0.x, 4"),
232 INSTR_6XX(d7c60011_03c00000, "(sy)ldlv.u32 r4.y, l[0], 3"),
233
234 /* resinfo */
235 INSTR_6XX(c0260000_0063c200, "resinfo.b.untyped.2d.u32.1.imm r0.x, 0"), /* resinfo.u32.2d.mode0.base0 r0.x, 0 */
236 /* dEQP-GLES31.functional.image_load_store.buffer.image_size.writeonly_7.txt */
237 INSTR_6XX(c0260000_0063c000, "resinfo.b.untyped.1d.u32.1.imm r0.x, 0"), /* resinfo.u32.1d.mode0.base0 r0.x, 0 */
238 /* dEQP-VK.image.image_size.2d.readonly_12x34.txt */
239 INSTR_6XX(c0260000_0063c300, "resinfo.b.untyped.2d.u32.1.imm.base0 r0.x, 0"), /* resinfo.u32.2d.mode4.base0 r0.x, 0 */
240 /* Custom test */
241 INSTR_6XX(c0260000_0063c382, "resinfo.b.untyped.2d.u32.1.nonuniform.base1 r0.x, r0.x"), /* resinfo.u32.2d.mode6.base1 r0.x, r0.x */
242
243 /* dEQP-GLES31.functional.image_load_store.2d.image_size.readonly_writeonly_32x32.txt */
244 INSTR_5XX(c3e60000_00000200, "resinfo.u32.2d r0.x, g[0]"), /* resinfo.u32.2d r0.x, 0 */
245 #if 0
246 /* TODO our encoding differs in b11 ('typed'), which seems to be a dontcare bit */
247 /* dEQP-GLES31.functional.image_load_store.buffer.image_size.readonly_writeonly_7 */
248 INSTR_5XX(c3e60000_00000e00, "resinfo.u32.4d r0.x, g[0]"), /* resinfo.u32.1dtype r0.x, 0 */
249 /* dEQP-GLES31.functional.image_load_store.3d.image_size.readonly_writeonly_12x34x56 */
250 INSTR_5XX(c3e60000_00000c00, "resinfo.u32.3d r0.x, g[0]"), /* resinfo.u32.3d r0.x, 0 */
251 #else
252 /* dEQP-GLES31.functional.image_load_store.buffer.image_size.readonly_writeonly_7 */
253 INSTR_5XX(c3e60000_00000600, "resinfo.u32.4d r0.x, g[0]"), /* resinfo.u32.1dtype r0.x, 0 */
254 /* dEQP-GLES31.functional.image_load_store.2d.image_size.readonly_writeonly_32x32.txt */
255 INSTR_5XX(c3e60000_00000400, "resinfo.u32.3d r0.x, g[0]"), /* resinfo.u32.3d r0.x, 0 */
256 #endif
257
258 /* ldgb */
259 /* dEQP-GLES31.functional.ssbo.layout.single_basic_type.packed.mediump_vec4 */
260 INSTR_5XX(c6e20000_06003600, "ldgb.untyped.4d.f32.4 r0.x, g[0], r0.x, r1.z"), /* ldgb.a.untyped.1dtype.f32.4 r0.x, g[r0.x], r1.z, 0 */
261 /* dEQP-GLES31.functional.ssbo.layout.single_basic_type.packed.mediump_ivec4 */
262 INSTR_5XX(c6ea0000_06003600, "ldgb.untyped.4d.s32.4 r0.x, g[0], r0.x, r1.z"), /* ldgb.a.untyped.1dtype.s32.4 r0.x, g[r0.x], r1.z, 0 */
263 /* dEQP-GLES31.functional.ssbo.layout.single_basic_type.packed.mediump_float */
264 INSTR_5XX(c6e20000_02000600, "ldgb.untyped.4d.f32.1 r0.x, g[0], r0.x, r0.z"), /* ldgb.a.untyped.1dtype.f32.1 r0.x, g[r0.x], r0.z, 0 */
265 /* dEQP-GLES31.functional.ssbo.layout.random.vector_types.0 */
266 INSTR_5XX(c6ea0008_14002600, "ldgb.untyped.4d.s32.3 r2.x, g[0], r0.x, r5.x"), /* ldgb.a.untyped.1dtype.s32.3 r2.x, g[r0.x], r5.x, 0 */
267 INSTR_5XX(c6ea0204_1401a600, "ldgb.untyped.4d.s32.3 r1.x, g[1], r1.z, r5.x"), /* ldgb.a.untyped.1dtype.s32.3 r1.x, g[r1.z], r5.x, 1 */
268
269 /* stgb */
270 INSTR_5XX(c7220028_0480000d, "stgb.untyped.1d.f32.1 g[0], r1.z, 4, r10.x"), /* stgb.untyped.1d.1 g[r10.x], r1.z, 4, r0.x */
271 INSTR_5XX(c7260023_02800009, "stgb.untyped.1d.u32.1 g[0], r1.x, 2, r8.w"), /* stgb.untyped.1d.1 g[r8.w], r1.x, 2, r0.x */
272
273 /* discard stuff */
274 INSTR_6XX(42b400f8_20010004, "cmps.s.eq p0.x, r1.x, 1"),
275 INSTR_6XX(02800000_00000000, "kill p0.x"),
276
277 /* Immediates */
278 INSTR_6XX(40100007_68000008, "add.f r1.w, r2.x, (neg)(0.0)"),
279 INSTR_6XX(40100007_68010008, "add.f r1.w, r2.x, (neg)(0.5)"),
280 INSTR_6XX(40100007_68020008, "add.f r1.w, r2.x, (neg)(1.0)"),
281 INSTR_6XX(40100007_68030008, "add.f r1.w, r2.x, (neg)(2.0)"),
282 INSTR_6XX(40100007_68040008, "add.f r1.w, r2.x, (neg)(e)"),
283 INSTR_6XX(40100007_68050008, "add.f r1.w, r2.x, (neg)(pi)"),
284 INSTR_6XX(40100007_68060008, "add.f r1.w, r2.x, (neg)(1/pi)"),
285 INSTR_6XX(40100007_68070008, "add.f r1.w, r2.x, (neg)(1/log2(e))"),
286 INSTR_6XX(40100007_68080008, "add.f r1.w, r2.x, (neg)(log2(e))"),
287 INSTR_6XX(40100007_68090008, "add.f r1.w, r2.x, (neg)(1/log2(10))"),
288 INSTR_6XX(40100007_680a0008, "add.f r1.w, r2.x, (neg)(log2(10))"),
289 INSTR_6XX(40100007_680b0008, "add.f r1.w, r2.x, (neg)(4.0)"),
290
291 /* LDC. Our disasm differs greatly from qcom here, and we've got some
292 * important info they lack(?!), but same goes the other way.
293 */
294 /* dEQP-GLES31.functional.shaders.opaque_type_indexing.ubo.uniform_fragment */
295 INSTR_6XX(c0260000_00c78040, "ldc.offset0.1.uniform r0.x, 0, r0.x"), /* ldc.1.mode1.base0 r0.x, 0, r0.x */
296 INSTR_6XX(c0260201_00c78040, "ldc.offset0.1.uniform r0.y, 0, r0.y"), /* ldc.1.mode1.base0 r0.y, 0, r0.y */
297 /* dEQP-GLES31.functional.shaders.opaque_type_indexing.ubo.dynamically_uniform_fragment */
298 INSTR_6XX(c0260000_00c78080, "ldc.offset0.1.nonuniform r0.x, 0, r0.x"), /* ldc.1.mode2.base0 r0.x, 0, r0.x */
299 INSTR_6XX(c0260201_00c78080, "ldc.offset0.1.nonuniform r0.y, 0, r0.y"), /* ldc.1.mode2.base0 r0.y, 0, r0.y */
300
301 /* custom */
302 INSTR_6XX(c0260201_ffc78080, "ldc.offset0.1.nonuniform r0.y, 255, r0.y"), /* ldc.1.mode2.base0 r0.y, 255, r0.y */
303
304 /* custom shaders, loading .x, .y, .z, .w from an array of vec4 in block 0 */
305 INSTR_6XX(c0260000_00478000, "ldc.offset0.1.imm r0.x, r0.x, 0"), /* ldc.1.mode0.base0 r0.x, r0.x, 0 */
306 INSTR_6XX(c0260000_00478200, "ldc.offset1.1.imm r0.x, r0.x, 0"), /* ldc.1.mode0.base0 r0.x, r0.x, 0 */
307 INSTR_6XX(c0260000_00478400, "ldc.offset2.1.imm r0.x, r0.x, 0"), /* ldc.1.mode0.base0 r0.x, r0.x, 0 */
308 INSTR_6XX(c0260000_00478600, "ldc.offset3.1.imm r0.x, r0.x, 0"), /* ldc.1.mode0.base0 r0.x, r0.x, 0 */
309
310 /* dEQP-VK.glsl.struct.local.nested_struct_array_dynamic_index_fragment */
311 INSTR_6XX(c1425b50_01803e02, "stp.f32 p[r11.y-176], r0.y, 1"),
312 INSTR_6XX(c1425b98_02803e14, "stp.f32 p[r11.y-104], r2.z, 2"),
313 INSTR_6XX(c1465ba0_01803e2a, "stp.u32 p[r11.y-96], r5.y, 1"),
314 INSTR_6XX(c0860008_01860001, "ldp.u32 r2.x, p[r6.x], 1"),
315 /* Custom stp based on above to catch a disasm bug. */
316 INSTR_6XX(c1465b00_0180022a, "stp.u32 p[r11.y+256], r5.y, 1"),
317
318 /* Atomic: */
319 #if 0
320 /* TODO our encoding differs in b53 for these two */
321 INSTR_5XX(c4d60002_00008001, "atomic.inc.untyped.1d.u32.1.g r0.z, g[0], r0.z, r0.x, r0.x"),
322 INSTR_5XX(c4160205_03000001, "atomic.add.untyped.1d.u32.1.g r1.y, g[1], r0.x, r0.w, r0.x"),
323 #else
324 INSTR_5XX(c4f60002_00008001, "atomic.inc.untyped.1d.u32.1.g r0.z, g[0], r0.z, r0.x, r0.x"),
325 INSTR_5XX(c4360205_03000001, "atomic.add.untyped.1d.u32.1.g r1.y, g[1], r0.x, r0.w, r0.x"),
326 #endif
327 INSTR_6XX(d5c60003_03008001, "(sy)atomic.max.untyped.1d.u32.1.l r0.w, l[r0.z], r0.w"),
328
329 /* Bindless atomic: */
330 INSTR_6XX(c03a0003_01640000, "atomic.b.add.untyped.1d.s32.1.imm r0.w, r0.y, 0"), /* atomic.b.add.g.s32.1d.mode0.base0 r0.w,r0.y,0 */
331 INSTR_6XX(c03a0003_01660000, "atomic.b.and.untyped.1d.s32.1.imm r0.w, r0.y, 0"), /* atomic.b.and.g.s32.1d.mode0.base0 r0.w,r0.y,0 */
332 INSTR_6XX(c0360000_0365c800, "atomic.b.max.typed.1d.u32.1.imm r0.x, r0.w, 0"), /* atomic.b.max.g.u32.1d.mode0.base0 r0.x,r0.w,0 */
333
334 /* dEQP-GLES31.functional.shaders.opaque_type_indexing.sampler.const_literal.fragment.sampler2d */
335 INSTR_6XX(a0c01f04_0cc00005, "sam (f32)(xyzw)r1.x, r0.z, s#6, t#6"),
336 /* dEQP-GLES31.functional.shaders.opaque_type_indexing.sampler.uniform.fragment.sampler2d (looks like maybe the compiler didn't figure out */
337 INSTR_6XX(a0c81f07_0100000b, "sam.s2en (f32)(xyzw)r1.w, r1.y, hr2.x"), /* sam.s2en.mode0 (f32)(xyzw)r1.w, r1.y, hr2.x */
338 /* dEQP-GLES31.functional.shaders.opaque_type_indexing.sampler.dynamically_uniform.fragment.sampler2d */
339 INSTR_6XX(a0c81f07_8100000b, "sam.s2en.uniform (f32)(xyzw)r1.w, r1.y, hr2.x", .parse_fail=true), /* sam.s2en.mode4 (f32)(xyzw)r1.w, r1.y, hr2.x */
340
341 /* NonUniform: */
342 /* dEQP-VK.descriptor_indexing.storage_buffer */
343 INSTR_6XX(c0260c0a_0a61b180, "ldib.b.untyped.1d.u32.4.nonuniform.base0 r2.z, r2.z, r1.z"),
344 INSTR_6XX(d0260e0a_09677180, "(sy)stib.b.untyped.1d.u32.4.nonuniform.base0 r2.z, r2.y, r1.w"),
345 /* dEQP-VK.descriptor_indexing.uniform_texel_buffer */
346 INSTR_6XX(a0481f00_40000405, "isaml.s2en.nonuniform.base0 (f32)(xyzw)r0.x, r0.z, r0.z, r0.x"),
347 /* dEQP-VK.descriptor_indexing.storage_image */
348 INSTR_6XX(d0360c04_02640b80, "(sy)atomic.b.add.typed.2d.u32.1.nonuniform.base0 r1.x, r0.z, r1.z"),
349 /* dEQP-VK.descriptor_indexing.sampler */
350 INSTR_6XX(a0c81f00_40000005, "sam.s2en.nonuniform.base0 (f32)(xyzw)r0.x, r0.z, r0.x"),
351
352 /* Custom test since we've never seen the blob emit these. */
353 INSTR_6XX(c0260004_00490000, "getspid.u32 r1.x"),
354 INSTR_6XX(c0260005_00494000, "getwid.u32 r1.y"),
355
356 /* cat7 */
357
358 /* dEQP-VK.compute.basic.ssbo_local_barrier_single_invocation */
359 INSTR_6XX(e0fa0000_00000000, "fence.g.l.r.w"),
360 INSTR_6XX(e09a0000_00000000, "fence.r.w"),
361 INSTR_6XX(f0420000_00000000, "(sy)bar.g"),
362 /* clang-format on */
363 };
364
365 static void
trim(char * string)366 trim(char *string)
367 {
368 for (int len = strlen(string); len > 0 && string[len - 1] == '\n'; len--)
369 string[len - 1] = 0;
370 }
371
372 int
main(int argc,char ** argv)373 main(int argc, char **argv)
374 {
375 int retval = 0;
376 int decode_fails = 0, asm_fails = 0, encode_fails = 0;
377 const int output_size = 4096;
378 char *disasm_output = malloc(output_size);
379 FILE *fdisasm = fmemopen(disasm_output, output_size, "w+");
380 if (!fdisasm) {
381 fprintf(stderr, "failed to fmemopen\n");
382 return 1;
383 }
384
385 struct ir3_compiler *compilers[10] = {};
386 struct fd_dev_id dev_ids[ARRAY_SIZE(compilers)];
387
388 for (int i = 0; i < ARRAY_SIZE(tests); i++) {
389 const struct test *test = &tests[i];
390 printf("Testing a%d %s: \"%s\"...\n", test->gpu_id, test->instr,
391 test->expected);
392
393 rewind(fdisasm);
394 memset(disasm_output, 0, output_size);
395
396 /*
397 * Test disassembly:
398 */
399
400 uint32_t code[2] = {
401 strtoll(&test->instr[9], NULL, 16),
402 strtoll(&test->instr[0], NULL, 16),
403 };
404 isa_decode(code, 8, fdisasm,
405 &(struct isa_decode_options){
406 .gpu_id = test->gpu_id,
407 .show_errors = true,
408 });
409 fflush(fdisasm);
410
411 trim(disasm_output);
412
413 if (strcmp(disasm_output, test->expected) != 0) {
414 printf("FAIL: disasm\n");
415 printf(" Expected: \"%s\"\n", test->expected);
416 printf(" Got: \"%s\"\n", disasm_output);
417 retval = 1;
418 decode_fails++;
419 continue;
420 }
421
422 /*
423 * Test assembly, which should result in the identical binary:
424 */
425
426 unsigned gen = test->gpu_id / 100;
427 if (!compilers[gen]) {
428 dev_ids[gen].gpu_id = test->gpu_id;
429 compilers[gen] = ir3_compiler_create(NULL, &dev_ids[gen], false);
430 }
431
432 FILE *fasm =
433 fmemopen((void *)test->expected, strlen(test->expected), "r");
434
435 struct ir3_kernel_info info = {};
436 struct ir3_shader *shader = ir3_parse_asm(compilers[gen], &info, fasm);
437 fclose(fasm);
438 if (!shader) {
439 printf("FAIL: %sexpected assembler fail\n",
440 test->parse_fail ? "" : "un");
441 asm_fails++;
442 /* If this is an instruction that the asm parser is not expected
443 * to handle, don't count it as a fail.
444 */
445 if (!test->parse_fail)
446 retval = 1;
447 continue;
448 } else if (test->parse_fail) {
449 /* If asm parse starts passing, and we don't expect that, flag
450 * it as a fail so we don't forget to update the test vector:
451 */
452 printf(
453 "FAIL: unexpected parse success, please remove '.parse_fail=true'\n");
454 retval = 1;
455 }
456
457 struct ir3_shader_variant *v = shader->variants;
458 if (memcmp(v->bin, code, sizeof(code))) {
459 printf("FAIL: assembler\n");
460 printf(" Expected: %08x_%08x\n", code[1], code[0]);
461 printf(" Got: %08x_%08x\n", v->bin[1], v->bin[0]);
462 retval = 1;
463 encode_fails++;
464 }
465
466 ir3_shader_destroy(shader);
467 }
468
469 if (decode_fails)
470 printf("%d/%d decode fails\n", decode_fails, (int)ARRAY_SIZE(tests));
471 if (asm_fails)
472 printf("%d/%d assembler fails\n", asm_fails, (int)ARRAY_SIZE(tests));
473 if (encode_fails)
474 printf("%d/%d encode fails\n", encode_fails, (int)ARRAY_SIZE(tests));
475
476 if (retval) {
477 printf("FAILED!\n");
478 } else {
479 printf("PASSED!\n");
480 }
481
482 for (unsigned i = 0; i < ARRAY_SIZE(compilers); i++) {
483 if (!compilers[i])
484 continue;
485 ir3_compiler_destroy(compilers[i]);
486 }
487
488 fclose(fdisasm);
489 free(disasm_output);
490
491 return retval;
492 }
493