95 lines
1.8 KiB
ArmAsm
95 lines
1.8 KiB
ArmAsm
|
// Copyright (c) 2026 Petr Balvín <opensource@petrbalvin.org> (https://petrbalvin.org)
|
||
|
|
// SPDX-License-Identifier: BSD-3-Clause
|
||
|
|
|
||
|
|
// Seed corpus for FuzzAssembleRISCV64: the RVC-compressible shapes. Every
|
||
|
|
// instruction here has a compressed 16-bit encoding the compression pass may
|
||
|
|
// pick: the two-operand ALU forms over x8-x15, the stack-pointer loads and
|
||
|
|
// stores at the scaled offset boundaries, C.ADDI16SP and C.ADDI4SPN ranges,
|
||
|
|
// the compressed branches and the uncompressible spellings beside them.
|
||
|
|
|
||
|
|
#include "textflag.h"
|
||
|
|
|
||
|
|
TEXT ·primeALU(SB), NOSPLIT, $0
|
||
|
|
ADD X9, X8, X8
|
||
|
|
ADD X15, X8, X8
|
||
|
|
ADDI $1, X8, X8
|
||
|
|
ADDI $31, X15, X15
|
||
|
|
ADDI $-32, X8, X8
|
||
|
|
AND X9, X8, X8
|
||
|
|
ANDI $3, X8, X8
|
||
|
|
OR X10, X9, X9
|
||
|
|
XOR X11, X10, X10
|
||
|
|
SUB X13, X12, X12
|
||
|
|
SLLI $2, X8, X8
|
||
|
|
SRLI $5, X9, X9
|
||
|
|
SRAI $7, X10, X10
|
||
|
|
MOV X9, X8
|
||
|
|
MOV X1, X8
|
||
|
|
MOV X8, X1
|
||
|
|
RET
|
||
|
|
|
||
|
|
TEXT ·stackOffsets(SB), NOSPLIT, $0
|
||
|
|
LW 0(X2), X8
|
||
|
|
LW 4(X2), X8
|
||
|
|
LW 124(X2), X9
|
||
|
|
LW 2044(X2), X10
|
||
|
|
LD 0(X2), X8
|
||
|
|
LD 8(X2), X8
|
||
|
|
LD 504(X2), X9
|
||
|
|
SW X8, 0(X2)
|
||
|
|
SW X8, 124(X2)
|
||
|
|
SW X8, 2044(X2)
|
||
|
|
SD X8, 0(X2)
|
||
|
|
SD X8, 504(X2)
|
||
|
|
FLW 0(X2), F8
|
||
|
|
FLD 504(X2), F8
|
||
|
|
FSW F8, 0(X2)
|
||
|
|
FSD F8, 504(X2)
|
||
|
|
RET
|
||
|
|
|
||
|
|
TEXT ·frameAdj(SB), NOSPLIT, $0
|
||
|
|
ADDI $16, X2, X2
|
||
|
|
ADDI $-16, X2, X2
|
||
|
|
ADDI $496, X2, X2
|
||
|
|
ADDI $-512, X2, X2
|
||
|
|
ADDI $1024, X2, X2
|
||
|
|
ADDI $2048, X2, X2
|
||
|
|
ADDI $1, X2, X2
|
||
|
|
RET
|
||
|
|
|
||
|
|
TEXT ·primeMem(SB), NOSPLIT, $0
|
||
|
|
LW 0(X8), X9
|
||
|
|
LW 4(X8), X10
|
||
|
|
LW 124(X8), X11
|
||
|
|
LD 0(X8), X9
|
||
|
|
LD 8(X8), X10
|
||
|
|
LD 120(X8), X11
|
||
|
|
SW X9, 0(X8)
|
||
|
|
SW X9, 124(X8)
|
||
|
|
SD X9, 0(X8)
|
||
|
|
SD X9, 120(X8)
|
||
|
|
RET
|
||
|
|
|
||
|
|
TEXT ·cBranches(SB), NOSPLIT, $0
|
||
|
|
BEQ X8, X0, cb1
|
||
|
|
BNE X9, X0, cb2
|
||
|
|
BLT X10, X0, cb1
|
||
|
|
BGE X11, X0, cb2
|
||
|
|
BLTU X12, X0, cb1
|
||
|
|
BGEU X13, X0, cb2
|
||
|
|
|
||
|
|
cb1:
|
||
|
|
MOV X8, X9
|
||
|
|
|
||
|
|
cb2:
|
||
|
|
MOV X9, X8
|
||
|
|
RET
|
||
|
|
|
||
|
|
TEXT ·uncompressible(SB), NOSPLIT, $0
|
||
|
|
ADD X17, X16, X16
|
||
|
|
ADDI $2048, X8, X8
|
||
|
|
LW 2048(X2), X10
|
||
|
|
LD 512(X2), X10
|
||
|
|
SW X8, 2048(X2)
|
||
|
|
ADDI $2049, X2, X2
|
||
|
|
RET
|