diff options
Diffstat (limited to 'MdePkg/Library/BaseLib/RiscV64/RiscVSetJumpLongJump.S')
-rw-r--r-- | MdePkg/Library/BaseLib/RiscV64/RiscVSetJumpLongJump.S | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseLib/RiscV64/RiscVSetJumpLongJump.S b/MdePkg/Library/BaseLib/RiscV64/RiscVSetJumpLongJump.S new file mode 100644 index 0000000000000..533b1915630ed --- /dev/null +++ b/MdePkg/Library/BaseLib/RiscV64/RiscVSetJumpLongJump.S @@ -0,0 +1,55 @@ +//------------------------------------------------------------------------------ +// +// Set/Long jump for RISC-V +// +// Copyright (c) 2020, Hewlett Packard Enterprise Development LP. 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) + + add a0, s0, 0 + add a1, s1, 0 + add a2, s2, 0 + add a3, s3, 0 + ret |