audk/MdePkg/Library/BaseLib/RiscV64/RiscVSetJumpLongJump.S

53 lines
1.4 KiB
ArmAsm

//------------------------------------------------------------------------------
//
// Set/Long jump for RISC-V
//
// Copyright (c) 2020, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
// Copyright (c) 2023, Intel Corporation. All rights reserved.<BR>
//
// SPDX-License-Identifier: BSD-2-Clause-Patent
//
//------------------------------------------------------------------------------
# define REG_S sd
# define REG_L ld
# define SZREG 8
.align 3
.globl SetJump
SetJump:
REG_S ra, 0*SZREG(a0)
REG_S s0, 1*SZREG(a0)
REG_S s1, 2*SZREG(a0)
REG_S s2, 3*SZREG(a0)
REG_S s3, 4*SZREG(a0)
REG_S s4, 5*SZREG(a0)
REG_S s5, 6*SZREG(a0)
REG_S s6, 7*SZREG(a0)
REG_S s7, 8*SZREG(a0)
REG_S s8, 9*SZREG(a0)
REG_S s9, 10*SZREG(a0)
REG_S s10, 11*SZREG(a0)
REG_S s11, 12*SZREG(a0)
REG_S sp, 13*SZREG(a0)
li a0, 0
ret
.globl InternalLongJump
InternalLongJump:
REG_L ra, 0*SZREG(a0)
REG_L s0, 1*SZREG(a0)
REG_L s1, 2*SZREG(a0)
REG_L s2, 3*SZREG(a0)
REG_L s3, 4*SZREG(a0)
REG_L s4, 5*SZREG(a0)
REG_L s5, 6*SZREG(a0)
REG_L s6, 7*SZREG(a0)
REG_L s7, 8*SZREG(a0)
REG_L s8, 9*SZREG(a0)
REG_L s9, 10*SZREG(a0)
REG_L s10, 11*SZREG(a0)
REG_L s11, 12*SZREG(a0)
REG_L sp, 13*SZREG(a0)
mv a0, a1
ret