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jayfoadmatejaMarjanovic
jayfoad
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matejaMarjanovic
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[AMDGPU] Add VEXPORT encoding for GFX12 (#74615)
In GFX12 the exp instruction is renamed to export, but exp is still accepted as an alias. Co-authored-by: Mateja Marjanovic <[email protected]>
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5 files changed

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lines changed

‎llvm/lib/Target/AMDGPU/Disassembler/AMDGPUDisassembler.cpp

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -771,7 +771,7 @@ DecodeStatus AMDGPUDisassembler::getInstruction(MCInst &MI, uint64_t &Size,
771771
}
772772

773773
DecodeStatus AMDGPUDisassembler::convertEXPInst(MCInst &MI) const {
774-
if (STI.hasFeature(AMDGPU::FeatureGFX11)) {
774+
if (STI.hasFeature(AMDGPU::FeatureGFX11Insts)) {
775775
// The MCInst still has these fields even though they are no longer encoded
776776
// in the GFX11 instruction.
777777
insertNamedMCOperand(MI, MCOperand::createImm(0), AMDGPU::OpName::vm);

‎llvm/lib/Target/AMDGPU/EXPInstructions.td

Lines changed: 22 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -41,8 +41,8 @@ class EXP_Real_ComprVM<bit done, string pseudo, int subtarget>
4141
}
4242

4343
// Real instruction with optional asm operand "row_en".
44-
class EXP_Real_Row<bit row, bit done, string pseudo, int subtarget>
45-
: EXPCommon<row, done, "exp$tgt $src0, $src1, $src2, $src3"
44+
class EXP_Real_Row<bit row, bit done, string pseudo, int subtarget, string name = "exp">
45+
: EXPCommon<row, done, name#"$tgt $src0, $src1, $src2, $src3"
4646
#!if(done, " done", "")#!if(row, " row_en", "")>,
4747
SIMCInstr<pseudo, subtarget> {
4848
let AsmMatchConverter = "cvtExp";
@@ -105,12 +105,12 @@ def EXP_gfx10 : EXP_Real_gfx10<0, "EXP">;
105105
def EXP_DONE_gfx10 : EXP_Real_gfx10<1, "EXP_DONE">;
106106

107107
//===----------------------------------------------------------------------===//
108-
// GFX11+
108+
// GFX11
109109
//===----------------------------------------------------------------------===//
110110

111111
class EXP_Real_gfx11<bit _row, bit _done, string pseudo>
112112
: EXP_Real_Row<_row, _done, pseudo, SIEncodingFamily.GFX11>, EXPe_Row {
113-
let AssemblerPredicate = isGFX11Plus;
113+
let AssemblerPredicate = isGFX11Only;
114114
let DecoderNamespace = "GFX11";
115115
let row = _row;
116116
let done = _done;
@@ -121,6 +121,24 @@ def EXP_DONE_gfx11 : EXP_Real_gfx11<0, 1, "EXP_DONE">;
121121
def EXP_ROW_gfx11 : EXP_Real_gfx11<1, 0, "EXP_ROW">;
122122
def EXP_ROW_DONE_gfx11 : EXP_Real_gfx11<1, 1, "EXP_ROW_DONE">;
123123

124+
//===----------------------------------------------------------------------===//
125+
// GFX12+
126+
//===----------------------------------------------------------------------===//
127+
128+
class VEXPORT_Real_gfx12<bit _row, bit _done, string pseudo>
129+
: EXP_Real_Row<_row, _done, pseudo, SIEncodingFamily.GFX12, "export">,
130+
EXPe_Row, MnemonicAlias<"exp", "export">, Requires<[isGFX12Plus]> {
131+
let AssemblerPredicate = isGFX12Plus;
132+
let DecoderNamespace = "GFX12";
133+
let row = _row;
134+
let done = _done;
135+
}
136+
137+
def EXPORT_gfx12 : VEXPORT_Real_gfx12<0, 0, "EXP">;
138+
def EXPORT_DONE_gfx12 : VEXPORT_Real_gfx12<0, 1, "EXP_DONE">;
139+
def EXPORT_ROW_gfx12 : VEXPORT_Real_gfx12<1, 0, "EXP_ROW">;
140+
def EXPORT_ROW_DONE_gfx12 : VEXPORT_Real_gfx12<1, 1, "EXP_ROW_DONE">;
141+
124142
//===----------------------------------------------------------------------===//
125143
// EXP Patterns
126144
//===----------------------------------------------------------------------===//

‎llvm/test/MC/AMDGPU/exp.s

Lines changed: 21 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -3,103 +3,124 @@
33
// RUN: llvm-mc -triple=amdgcn -mcpu=gfx900 -show-encoding %s | FileCheck -check-prefix=GFX89 %s
44
// RUN: llvm-mc -triple=amdgcn -mcpu=gfx1010 -show-encoding %s | FileCheck -check-prefix=GFX10 %s
55
// RUN: llvm-mc -triple=amdgcn -mcpu=gfx1100 -show-encoding %s | FileCheck -check-prefix=GFX10 %s
6+
// RUN: llvm-mc -triple=amdgcn -mcpu=gfx1200 -show-encoding %s | FileCheck -check-prefix=GFX12 %s
67

78
exp mrt0 off, off, off, off
89
// SI: exp mrt0 off, off, off, off ; encoding: [0x00,0x00,0x00,0xf8,0x00,0x00,0x00,0x00]
910
// GFX89: exp mrt0 off, off, off, off ; encoding: [0x00,0x00,0x00,0xc4,0x00,0x00,0x00,0x00]
1011
// GFX10: exp mrt0 off, off, off, off ; encoding: [0x00,0x00,0x00,0xf8,0x00,0x00,0x00,0x00]
12+
// GFX12: export mrt0 off, off, off, off ; encoding: [0x00,0x00,0x00,0xf8,0x00,0x00,0x00,0x00]
1113

1214
exp mrt0 off, off, off, off done
1315
// SI: exp mrt0 off, off, off, off done ; encoding: [0x00,0x08,0x00,0xf8,0x00,0x00,0x00,0x00]
1416
// GFX89: exp mrt0 off, off, off, off done ; encoding: [0x00,0x08,0x00,0xc4,0x00,0x00,0x00,0x00]
1517
// GFX10: exp mrt0 off, off, off, off done ; encoding: [0x00,0x08,0x00,0xf8,0x00,0x00,0x00,0x00]
18+
// GFX12: export mrt0 off, off, off, off done ; encoding: [0x00,0x08,0x00,0xf8,0x00,0x00,0x00,0x00]
1619

1720
exp mrt0 v4, off, off, off done
1821
// SI: exp mrt0 v4, off, off, off done ; encoding: [0x01,0x08,0x00,0xf8,0x04,0x00,0x00,0x00]
1922
// GFX89: exp mrt0 v4, off, off, off done ; encoding: [0x01,0x08,0x00,0xc4,0x04,0x00,0x00,0x00]
2023
// GFX10: exp mrt0 v4, off, off, off done ; encoding: [0x01,0x08,0x00,0xf8,0x04,0x00,0x00,0x00]
24+
// GFX12: export mrt0 v4, off, off, off done ; encoding: [0x01,0x08,0x00,0xf8,0x04,0x00,0x00,0x00]
2125

2226
exp mrt0 off, v3, off, off done
2327
// SI: exp mrt0 off, v3, off, off done ; encoding: [0x02,0x08,0x00,0xf8,0x00,0x03,0x00,0x00]
2428
// GFX89: exp mrt0 off, v3, off, off done ; encoding: [0x02,0x08,0x00,0xc4,0x00,0x03,0x00,0x00]
2529
// GFX10: exp mrt0 off, v3, off, off done ; encoding: [0x02,0x08,0x00,0xf8,0x00,0x03,0x00,0x00]
30+
// GFX12: export mrt0 off, v3, off, off done ; encoding: [0x02,0x08,0x00,0xf8,0x00,0x03,0x00,0x00]
2631

2732
exp mrt0 off, off, v2, off done
2833
// SI: exp mrt0 off, off, v2, off done ; encoding: [0x04,0x08,0x00,0xf8,0x00,0x00,0x02,0x00]
2934
// GFX89: exp mrt0 off, off, v2, off done ; encoding: [0x04,0x08,0x00,0xc4,0x00,0x00,0x02,0x00]
3035
// GFX10: exp mrt0 off, off, v2, off done ; encoding: [0x04,0x08,0x00,0xf8,0x00,0x00,0x02,0x00]
36+
// GFX12: export mrt0 off, off, v2, off done ; encoding: [0x04,0x08,0x00,0xf8,0x00,0x00,0x02,0x00]
3137

3238
exp mrt0 off, off, off, v1 done
3339
// SI: exp mrt0 off, off, off, v1 done ; encoding: [0x08,0x08,0x00,0xf8,0x00,0x00,0x00,0x01]
3440
// GFX89: exp mrt0 off, off, off, v1 done ; encoding: [0x08,0x08,0x00,0xc4,0x00,0x00,0x00,0x01]
3541
// GFX10: exp mrt0 off, off, off, v1 done ; encoding: [0x08,0x08,0x00,0xf8,0x00,0x00,0x00,0x01]
42+
// GFX12: export mrt0 off, off, off, v1 done ; encoding: [0x08,0x08,0x00,0xf8,0x00,0x00,0x00,0x01]
3643

3744
exp mrt0 v4, v3, off, off done
3845
// SI: exp mrt0 v4, v3, off, off done ; encoding: [0x03,0x08,0x00,0xf8,0x04,0x03,0x00,0x00]
3946
// GFX89: exp mrt0 v4, v3, off, off done ; encoding: [0x03,0x08,0x00,0xc4,0x04,0x03,0x00,0x00]
4047
// GFX10: exp mrt0 v4, v3, off, off done ; encoding: [0x03,0x08,0x00,0xf8,0x04,0x03,0x00,0x00]
48+
// GFX12: export mrt0 v4, v3, off, off done ; encoding: [0x03,0x08,0x00,0xf8,0x04,0x03,0x00,0x00]
4149

4250
exp mrt0 v4, off, v2, off done
4351
// SI: exp mrt0 v4, off, v2, off done ; encoding: [0x05,0x08,0x00,0xf8,0x04,0x00,0x02,0x00]
4452
// GFX89: exp mrt0 v4, off, v2, off done ; encoding: [0x05,0x08,0x00,0xc4,0x04,0x00,0x02,0x00]
4553
// GFX10: exp mrt0 v4, off, v2, off done ; encoding: [0x05,0x08,0x00,0xf8,0x04,0x00,0x02,0x00]
54+
// GFX12: export mrt0 v4, off, v2, off done ; encoding: [0x05,0x08,0x00,0xf8,0x04,0x00,0x02,0x00]
4655

4756
exp mrt0 v4, off, off, v1
4857
// SI: exp mrt0 v4, off, off, v1 ; encoding: [0x09,0x00,0x00,0xf8,0x04,0x00,0x00,0x01]
4958
// GFX89: exp mrt0 v4, off, off, v1 ; encoding: [0x09,0x00,0x00,0xc4,0x04,0x00,0x00,0x01]
5059
// GFX10: exp mrt0 v4, off, off, v1 ; encoding: [0x09,0x00,0x00,0xf8,0x04,0x00,0x00,0x01]
60+
// GFX12: export mrt0 v4, off, off, v1 ; encoding: [0x09,0x00,0x00,0xf8,0x04,0x00,0x00,0x01]
5161

5262
exp mrt0 v4, off, off, v1 done
5363
// SI: exp mrt0 v4, off, off, v1 done ; encoding: [0x09,0x08,0x00,0xf8,0x04,0x00,0x00,0x01]
5464
// GFX89: exp mrt0 v4, off, off, v1 done ; encoding: [0x09,0x08,0x00,0xc4,0x04,0x00,0x00,0x01]
5565
// GFX10: exp mrt0 v4, off, off, v1 done ; encoding: [0x09,0x08,0x00,0xf8,0x04,0x00,0x00,0x01]
66+
// GFX12: export mrt0 v4, off, off, v1 done ; encoding: [0x09,0x08,0x00,0xf8,0x04,0x00,0x00,0x01]
5667

5768
exp mrt0 v4, v3, v2, v1
5869
// SI: exp mrt0 v4, v3, v2, v1 ; encoding: [0x0f,0x00,0x00,0xf8,0x04,0x03,0x02,0x01]
5970
// GFX89: exp mrt0 v4, v3, v2, v1 ; encoding: [0x0f,0x00,0x00,0xc4,0x04,0x03,0x02,0x01]
6071
// GFX10: exp mrt0 v4, v3, v2, v1 ; encoding: [0x0f,0x00,0x00,0xf8,0x04,0x03,0x02,0x01]
72+
// GFX12: export mrt0 v4, v3, v2, v1 ; encoding: [0x0f,0x00,0x00,0xf8,0x04,0x03,0x02,0x01]
6173

6274
exp mrt0 v4, v3, v2, v1 done
6375
// SI: exp mrt0 v4, v3, v2, v1 done ; encoding: [0x0f,0x08,0x00,0xf8,0x04,0x03,0x02,0x01]
6476
// GFX89: exp mrt0 v4, v3, v2, v1 done ; encoding: [0x0f,0x08,0x00,0xc4,0x04,0x03,0x02,0x01]
6577
// GFX10: exp mrt0 v4, v3, v2, v1 done ; encoding: [0x0f,0x08,0x00,0xf8,0x04,0x03,0x02,0x01]
78+
// GFX12: export mrt0 v4, v3, v2, v1 done ; encoding: [0x0f,0x08,0x00,0xf8,0x04,0x03,0x02,0x01]
6679

6780
exp mrt7 v1, v1, v1, v1
6881
// SI: exp mrt7 v1, v1, v1, v1 ; encoding: [0x7f,0x00,0x00,0xf8,0x01,0x01,0x01,0x01]
6982
// GFX89: exp mrt7 v1, v1, v1, v1 ; encoding: [0x7f,0x00,0x00,0xc4,0x01,0x01,0x01,0x01]
7083
// GFX10: exp mrt7 v1, v1, v1, v1 ; encoding: [0x7f,0x00,0x00,0xf8,0x01,0x01,0x01,0x01]
84+
// GFX12: export mrt7 v1, v1, v1, v1 ; encoding: [0x7f,0x00,0x00,0xf8,0x01,0x01,0x01,0x01]
7185

7286
exp mrt7 v1, v1, v1, v1 done
7387
// SI: exp mrt7 v1, v1, v1, v1 done ; encoding: [0x7f,0x08,0x00,0xf8,0x01,0x01,0x01,0x01]
7488
// GFX89: exp mrt7 v1, v1, v1, v1 done ; encoding: [0x7f,0x08,0x00,0xc4,0x01,0x01,0x01,0x01]
7589
// GFX10: exp mrt7 v1, v1, v1, v1 done ; encoding: [0x7f,0x08,0x00,0xf8,0x01,0x01,0x01,0x01]
90+
// GFX12: export mrt7 v1, v1, v1, v1 done ; encoding: [0x7f,0x08,0x00,0xf8,0x01,0x01,0x01,0x01]
7691

7792
exp mrtz v4, v3, v2, v1
7893
// SI: exp mrtz v4, v3, v2, v1 ; encoding: [0x8f,0x00,0x00,0xf8,0x04,0x03,0x02,0x01]
7994
// GFX89: exp mrtz v4, v3, v2, v1 ; encoding: [0x8f,0x00,0x00,0xc4,0x04,0x03,0x02,0x01]
8095
// GFX10: exp mrtz v4, v3, v2, v1 ; encoding: [0x8f,0x00,0x00,0xf8,0x04,0x03,0x02,0x01]
96+
// GFX12: export mrtz v4, v3, v2, v1 ; encoding: [0x8f,0x00,0x00,0xf8,0x04,0x03,0x02,0x01]
8197

8298
exp mrtz v4, v3, v2, v1 done
8399
// SI: exp mrtz v4, v3, v2, v1 done ; encoding: [0x8f,0x08,0x00,0xf8,0x04,0x03,0x02,0x01]
84100
// GFX89: exp mrtz v4, v3, v2, v1 done ; encoding: [0x8f,0x08,0x00,0xc4,0x04,0x03,0x02,0x01]
85101
// GFX10: exp mrtz v4, v3, v2, v1 done ; encoding: [0x8f,0x08,0x00,0xf8,0x04,0x03,0x02,0x01]
102+
// GFX12: export mrtz v4, v3, v2, v1 done ; encoding: [0x8f,0x08,0x00,0xf8,0x04,0x03,0x02,0x01]
86103

87104
exp pos0 v4, v3, v2, v1
88105
// SI: exp pos0 v4, v3, v2, v1 ; encoding: [0xcf,0x00,0x00,0xf8,0x04,0x03,0x02,0x01]
89106
// GFX89: exp pos0 v4, v3, v2, v1 ; encoding: [0xcf,0x00,0x00,0xc4,0x04,0x03,0x02,0x01]
90107
// GFX10: exp pos0 v4, v3, v2, v1 ; encoding: [0xcf,0x00,0x00,0xf8,0x04,0x03,0x02,0x01]
108+
// GFX12: export pos0 v4, v3, v2, v1 ; encoding: [0xcf,0x00,0x00,0xf8,0x04,0x03,0x02,0x01]
91109

92110
exp pos0 v4, v3, v2, v1 done
93111
// SI: exp pos0 v4, v3, v2, v1 done ; encoding: [0xcf,0x08,0x00,0xf8,0x04,0x03,0x02,0x01]
94112
// GFX89: exp pos0 v4, v3, v2, v1 done ; encoding: [0xcf,0x08,0x00,0xc4,0x04,0x03,0x02,0x01]
95113
// GFX10: exp pos0 v4, v3, v2, v1 done ; encoding: [0xcf,0x08,0x00,0xf8,0x04,0x03,0x02,0x01]
114+
// GFX12: export pos0 v4, v3, v2, v1 done ; encoding: [0xcf,0x08,0x00,0xf8,0x04,0x03,0x02,0x01]
96115

97116
exp pos3 v4, v3, v2, v1
98117
// SI: exp pos3 v4, v3, v2, v1 ; encoding: [0xff,0x00,0x00,0xf8,0x04,0x03,0x02,0x01]
99118
// GFX89: exp pos3 v4, v3, v2, v1 ; encoding: [0xff,0x00,0x00,0xc4,0x04,0x03,0x02,0x01]
100119
// GFX10: exp pos3 v4, v3, v2, v1 ; encoding: [0xff,0x00,0x00,0xf8,0x04,0x03,0x02,0x01]
120+
// GFX12: export pos3 v4, v3, v2, v1 ; encoding: [0xff,0x00,0x00,0xf8,0x04,0x03,0x02,0x01]
101121

102122
exp pos3 v4, v3, v2, v1 done
103123
// SI: exp pos3 v4, v3, v2, v1 done ; encoding: [0xff,0x08,0x00,0xf8,0x04,0x03,0x02,0x01]
104124
// GFX89: exp pos3 v4, v3, v2, v1 done ; encoding: [0xff,0x08,0x00,0xc4,0x04,0x03,0x02,0x01]
105125
// GFX10: exp pos3 v4, v3, v2, v1 done ; encoding: [0xff,0x08,0x00,0xf8,0x04,0x03,0x02,0x01]
126+
// GFX12: export pos3 v4, v3, v2, v1 done ; encoding: [0xff,0x08,0x00,0xf8,0x04,0x03,0x02,0x01]

‎llvm/test/MC/AMDGPU/gfx12_asm_exp.s

Lines changed: 61 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,61 @@
1+
// RUN: llvm-mc -arch=amdgcn -mcpu=gfx1200 -show-encoding %s | FileCheck -check-prefix=GFX12 %s
2+
3+
export mrt0 off, off, off, off
4+
// GFX12: export mrt0 off, off, off, off ; encoding: [0x00,0x00,0x00,0xf8,0x00,0x00,0x00,0x00]
5+
6+
export mrt0 off, off, off, off done
7+
// GFX12: export mrt0 off, off, off, off done ; encoding: [0x00,0x08,0x00,0xf8,0x00,0x00,0x00,0x00]
8+
9+
export mrt0 v4, off, off, off done
10+
// GFX12: export mrt0 v4, off, off, off done ; encoding: [0x01,0x08,0x00,0xf8,0x04,0x00,0x00,0x00]
11+
12+
export mrt0 off, v3, off, off done
13+
// GFX12: export mrt0 off, v3, off, off done ; encoding: [0x02,0x08,0x00,0xf8,0x00,0x03,0x00,0x00]
14+
15+
export mrt0 off, off, v2, off done
16+
// GFX12: export mrt0 off, off, v2, off done ; encoding: [0x04,0x08,0x00,0xf8,0x00,0x00,0x02,0x00]
17+
18+
export mrt0 off, off, off, v1 done
19+
// GFX12: export mrt0 off, off, off, v1 done ; encoding: [0x08,0x08,0x00,0xf8,0x00,0x00,0x00,0x01]
20+
21+
export mrt0 v4, v3, off, off done
22+
// GFX12: export mrt0 v4, v3, off, off done ; encoding: [0x03,0x08,0x00,0xf8,0x04,0x03,0x00,0x00]
23+
24+
export mrt0 v4, off, v2, off done
25+
// GFX12: export mrt0 v4, off, v2, off done ; encoding: [0x05,0x08,0x00,0xf8,0x04,0x00,0x02,0x00]
26+
27+
export mrt0 v4, off, off, v1
28+
// GFX12: export mrt0 v4, off, off, v1 ; encoding: [0x09,0x00,0x00,0xf8,0x04,0x00,0x00,0x01]
29+
30+
export mrt0 v4, off, off, v1 done
31+
// GFX12: export mrt0 v4, off, off, v1 done ; encoding: [0x09,0x08,0x00,0xf8,0x04,0x00,0x00,0x01]
32+
33+
export mrt0 v4, v3, v2, v1
34+
// GFX12: export mrt0 v4, v3, v2, v1 ; encoding: [0x0f,0x00,0x00,0xf8,0x04,0x03,0x02,0x01]
35+
36+
export mrt0 v4, v3, v2, v1 done
37+
// GFX12: export mrt0 v4, v3, v2, v1 done ; encoding: [0x0f,0x08,0x00,0xf8,0x04,0x03,0x02,0x01]
38+
39+
export mrt7 v1, v1, v1, v1
40+
// GFX12: export mrt7 v1, v1, v1, v1 ; encoding: [0x7f,0x00,0x00,0xf8,0x01,0x01,0x01,0x01]
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export mrt7 v1, v1, v1, v1 done
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// GFX12: export mrt7 v1, v1, v1, v1 done ; encoding: [0x7f,0x08,0x00,0xf8,0x01,0x01,0x01,0x01]
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export mrtz v4, v3, v2, v1
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// GFX12: export mrtz v4, v3, v2, v1 ; encoding: [0x8f,0x00,0x00,0xf8,0x04,0x03,0x02,0x01]
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export mrtz v4, v3, v2, v1 done
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// GFX12: export mrtz v4, v3, v2, v1 done ; encoding: [0x8f,0x08,0x00,0xf8,0x04,0x03,0x02,0x01]
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export pos0 v4, v3, v2, v1
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// GFX12: export pos0 v4, v3, v2, v1 ; encoding: [0xcf,0x00,0x00,0xf8,0x04,0x03,0x02,0x01]
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export pos0 v4, v3, v2, v1 done
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// GFX12: export pos0 v4, v3, v2, v1 done ; encoding: [0xcf,0x08,0x00,0xf8,0x04,0x03,0x02,0x01]
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export pos3 v4, v3, v2, v1
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// GFX12: export pos3 v4, v3, v2, v1 ; encoding: [0xff,0x00,0x00,0xf8,0x04,0x03,0x02,0x01]
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export pos3 v4, v3, v2, v1 done
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// GFX12: export pos3 v4, v3, v2, v1 done ; encoding: [0xff,0x08,0x00,0xf8,0x04,0x03,0x02,0x01]

‎llvm/test/MC/Disassembler/AMDGPU/gfx12_dasm_exp.txt

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# RUN: llvm-mc -arch=amdgcn -mcpu=gfx1200 -disassemble -show-encoding < %s | FileCheck %s -check-prefix=GFX12
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# GFX12: export dual_src_blend0 v4, v3, v2, v1 ; encoding: [0x5f,0x01,0x00,0xf8,0x04,0x03,0x02,0x01]
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0x5f,0x01,0x00,0xf8,0x04,0x03,0x02,0x01
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# GFX12: export dual_src_blend1 v2, v3, off, off ; encoding: [0x63,0x01,0x00,0xf8,0x02,0x03,0x00,0x00]
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0x63,0x01,0x00,0xf8,0x02,0x03,0x00,0x00
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# GFX12: export mrtz v4, v3, v2, v1 row_en ; encoding: [0x8f,0x20,0x00,0xf8,0x04,0x03,0x02,0x01]
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0x8f,0x20,0x00,0xf8,0x04,0x03,0x02,0x01
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# GFX12: export mrtz v4, v3, off, off done row_en ; encoding: [0x83,0x28,0x00,0xf8,0x04,0x03,0x00,0x00]
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0x83,0x28,0x00,0xf8,0x04,0x03,0x00,0x00

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