diff options
Diffstat (limited to 'cpukit/score/cpu/riscv/riscv-context-validate.S')
| -rw-r--r-- | cpukit/score/cpu/riscv/riscv-context-validate.S | 324 |
1 files changed, 162 insertions, 162 deletions
diff --git a/cpukit/score/cpu/riscv/riscv-context-validate.S b/cpukit/score/cpu/riscv/riscv-context-validate.S index f9918e36f3..53b39c9a8a 100644 --- a/cpukit/score/cpu/riscv/riscv-context-validate.S +++ b/cpukit/score/cpu/riscv/riscv-context-validate.S @@ -30,171 +30,171 @@ #include <rtems/asm.h> #include <rtems/score/cpu.h> -.section .text - + .section .text, "ax", @progbits + .align 2 PUBLIC(_CPU_Context_validate) SYM(_CPU_Context_validate): - /* RISC-V/RTEMS context has 36 registers of CPU_SIZEOF_POINTER size */ - addi sp, sp, -1 * 36 * CPU_SIZEOF_POINTER - - SREG x1, (1 * CPU_SIZEOF_POINTER)(sp) - /* Skip x2/sp */ - SREG x3, (3 * CPU_SIZEOF_POINTER)(sp) - SREG x4, (4 * CPU_SIZEOF_POINTER)(sp) - SREG x5, (5 * CPU_SIZEOF_POINTER)(sp) - SREG x6, (6 * CPU_SIZEOF_POINTER)(sp) - SREG x7, (7 * CPU_SIZEOF_POINTER)(sp) - SREG x8, (8 * CPU_SIZEOF_POINTER)(sp) - SREG x9, (9 * CPU_SIZEOF_POINTER)(sp) - SREG x10, (10 * CPU_SIZEOF_POINTER)(sp) - SREG x11, (11 * CPU_SIZEOF_POINTER)(sp) - SREG x12, (12 * CPU_SIZEOF_POINTER)(sp) - SREG x13, (13 * CPU_SIZEOF_POINTER)(sp) - SREG x14, (14 * CPU_SIZEOF_POINTER)(sp) - SREG x15, (15 * CPU_SIZEOF_POINTER)(sp) - SREG x16, (16 * CPU_SIZEOF_POINTER)(sp) - SREG x17, (17 * CPU_SIZEOF_POINTER)(sp) - SREG x18, (18 * CPU_SIZEOF_POINTER)(sp) - SREG x19, (19 * CPU_SIZEOF_POINTER)(sp) - SREG x20, (20 * CPU_SIZEOF_POINTER)(sp) - SREG x21, (21 * CPU_SIZEOF_POINTER)(sp) - SREG x22, (22 * CPU_SIZEOF_POINTER)(sp) - SREG x23, (23 * CPU_SIZEOF_POINTER)(sp) - SREG x24, (24 * CPU_SIZEOF_POINTER)(sp) - SREG x25, (25 * CPU_SIZEOF_POINTER)(sp) - SREG x26, (26 * CPU_SIZEOF_POINTER)(sp) - SREG x27, (27 * CPU_SIZEOF_POINTER)(sp) - SREG x28, (28 * CPU_SIZEOF_POINTER)(sp) - SREG x29, (28 * CPU_SIZEOF_POINTER)(sp) - SREG x30, (30 * CPU_SIZEOF_POINTER)(sp) - SREG x31, (31 * CPU_SIZEOF_POINTER)(sp) - - /* Fill */ - - /* t0 is used for temporary values */ - mv t0, x0 - - /* x31 contains the stack pointer */ - mv x31, sp - - .macro fill_register reg - addi t0, t0, 1 - mv \reg, t0 - .endm - - fill_register x1 - fill_register x2 - fill_register x3 - fill_register x4 - fill_register x5 - fill_register x6 - fill_register x7 - fill_register x8 - fill_register x9 - fill_register x10 - fill_register x11 - fill_register x12 - fill_register x13 - fill_register x14 - fill_register x15 - fill_register x16 - fill_register x17 - fill_register x18 - fill_register x19 - fill_register x20 - fill_register x21 - fill_register x22 - fill_register x23 - fill_register x24 - fill_register x25 - fill_register x26 - fill_register x27 - fill_register x28 - fill_register x29 - fill_register x30 - fill_register x31 - - /* Check */ + /* RISC-V/RTEMS context has 36 registers of CPU_SIZEOF_POINTER size */ + addi sp, sp, -1 * 36 * CPU_SIZEOF_POINTER + + SREG x1, (1 * CPU_SIZEOF_POINTER)(sp) + /* Skip x2/sp */ + SREG x3, (3 * CPU_SIZEOF_POINTER)(sp) + SREG x4, (4 * CPU_SIZEOF_POINTER)(sp) + SREG x5, (5 * CPU_SIZEOF_POINTER)(sp) + SREG x6, (6 * CPU_SIZEOF_POINTER)(sp) + SREG x7, (7 * CPU_SIZEOF_POINTER)(sp) + SREG x8, (8 * CPU_SIZEOF_POINTER)(sp) + SREG x9, (9 * CPU_SIZEOF_POINTER)(sp) + SREG x10, (10 * CPU_SIZEOF_POINTER)(sp) + SREG x11, (11 * CPU_SIZEOF_POINTER)(sp) + SREG x12, (12 * CPU_SIZEOF_POINTER)(sp) + SREG x13, (13 * CPU_SIZEOF_POINTER)(sp) + SREG x14, (14 * CPU_SIZEOF_POINTER)(sp) + SREG x15, (15 * CPU_SIZEOF_POINTER)(sp) + SREG x16, (16 * CPU_SIZEOF_POINTER)(sp) + SREG x17, (17 * CPU_SIZEOF_POINTER)(sp) + SREG x18, (18 * CPU_SIZEOF_POINTER)(sp) + SREG x19, (19 * CPU_SIZEOF_POINTER)(sp) + SREG x20, (20 * CPU_SIZEOF_POINTER)(sp) + SREG x21, (21 * CPU_SIZEOF_POINTER)(sp) + SREG x22, (22 * CPU_SIZEOF_POINTER)(sp) + SREG x23, (23 * CPU_SIZEOF_POINTER)(sp) + SREG x24, (24 * CPU_SIZEOF_POINTER)(sp) + SREG x25, (25 * CPU_SIZEOF_POINTER)(sp) + SREG x26, (26 * CPU_SIZEOF_POINTER)(sp) + SREG x27, (27 * CPU_SIZEOF_POINTER)(sp) + SREG x28, (28 * CPU_SIZEOF_POINTER)(sp) + SREG x29, (28 * CPU_SIZEOF_POINTER)(sp) + SREG x30, (30 * CPU_SIZEOF_POINTER)(sp) + SREG x31, (31 * CPU_SIZEOF_POINTER)(sp) + + /* Fill */ + + /* t0 is used for temporary values */ + mv t0, x0 + + /* x31 contains the stack pointer */ + mv x31, sp + + .macro fill_register reg + addi t0, t0, 1 + mv \reg, t0 + .endm + + fill_register x1 + fill_register x2 + fill_register x3 + fill_register x4 + fill_register x5 + fill_register x6 + fill_register x7 + fill_register x8 + fill_register x9 + fill_register x10 + fill_register x11 + fill_register x12 + fill_register x13 + fill_register x14 + fill_register x15 + fill_register x16 + fill_register x17 + fill_register x18 + fill_register x19 + fill_register x20 + fill_register x21 + fill_register x22 + fill_register x23 + fill_register x24 + fill_register x25 + fill_register x26 + fill_register x27 + fill_register x28 + fill_register x29 + fill_register x30 + fill_register x31 + + /* Check */ check: - .macro check_register reg - addi t0, t0, 1 - bne \reg, t0, restore - .endm - - bne x31, sp, restore - - mv t0, x0 - - check_register x1 - check_register x2 - check_register x3 - check_register x4 - check_register x5 - check_register x6 - check_register x7 - check_register x8 - check_register x9 - check_register x10 - check_register x11 - check_register x12 - check_register x13 - check_register x14 - check_register x15 - check_register x16 - check_register x17 - check_register x18 - check_register x19 - check_register x20 - check_register x21 - check_register x22 - check_register x23 - check_register x24 - check_register x25 - check_register x26 - check_register x27 - check_register x28 - check_register x29 - check_register x30 - check_register x31 - - j check - - /* Restore */ + .macro check_register reg + addi t0, t0, 1 + bne \reg, t0, restore + .endm + + bne x31, sp, restore + + mv t0, x0 + + check_register x1 + check_register x2 + check_register x3 + check_register x4 + check_register x5 + check_register x6 + check_register x7 + check_register x8 + check_register x9 + check_register x10 + check_register x11 + check_register x12 + check_register x13 + check_register x14 + check_register x15 + check_register x16 + check_register x17 + check_register x18 + check_register x19 + check_register x20 + check_register x21 + check_register x22 + check_register x23 + check_register x24 + check_register x25 + check_register x26 + check_register x27 + check_register x28 + check_register x29 + check_register x30 + check_register x31 + + j check + + /* Restore */ restore: - LREG x1, (1 * CPU_SIZEOF_POINTER)(sp) - /* Skip sp/x2 */ - LREG x3, (3 * CPU_SIZEOF_POINTER)(sp) - LREG x4, (4 * CPU_SIZEOF_POINTER)(sp) - LREG x5, (5 * CPU_SIZEOF_POINTER)(sp) - LREG x6, (6 * CPU_SIZEOF_POINTER)(sp) - LREG x7, (7 * CPU_SIZEOF_POINTER)(sp) - LREG x8, (8 * CPU_SIZEOF_POINTER)(sp) - LREG x9, (9 * CPU_SIZEOF_POINTER)(sp) - LREG x10, (10 * CPU_SIZEOF_POINTER)(sp) - LREG x11, (11 * CPU_SIZEOF_POINTER)(sp) - LREG x12, (12 * CPU_SIZEOF_POINTER)(sp) - LREG x13, (13 * CPU_SIZEOF_POINTER)(sp) - LREG x14, (14 * CPU_SIZEOF_POINTER)(sp) - LREG x15, (15 * CPU_SIZEOF_POINTER)(sp) - LREG x16, (16 * CPU_SIZEOF_POINTER)(sp) - LREG x17, (17 * CPU_SIZEOF_POINTER)(sp) - LREG x18, (18 * CPU_SIZEOF_POINTER)(sp) - LREG x19, (19 * CPU_SIZEOF_POINTER)(sp) - LREG x20, (20 * CPU_SIZEOF_POINTER)(sp) - LREG x21, (21 * CPU_SIZEOF_POINTER)(sp) - LREG x22, (22 * CPU_SIZEOF_POINTER)(sp) - LREG x23, (23 * CPU_SIZEOF_POINTER)(sp) - LREG x24, (24 * CPU_SIZEOF_POINTER)(sp) - LREG x25, (25 * CPU_SIZEOF_POINTER)(sp) - LREG x26, (26 * CPU_SIZEOF_POINTER)(sp) - LREG x27, (27 * CPU_SIZEOF_POINTER)(sp) - LREG x28, (28 * CPU_SIZEOF_POINTER)(sp) - LREG x29, (29 * CPU_SIZEOF_POINTER)(sp) - LREG x30, (30 * CPU_SIZEOF_POINTER)(sp) - - LREG x31, (31 * CPU_SIZEOF_POINTER)(sp) - - addi sp, sp, 36 * CPU_SIZEOF_POINTER - ret + LREG x1, (1 * CPU_SIZEOF_POINTER)(sp) + /* Skip sp/x2 */ + LREG x3, (3 * CPU_SIZEOF_POINTER)(sp) + LREG x4, (4 * CPU_SIZEOF_POINTER)(sp) + LREG x5, (5 * CPU_SIZEOF_POINTER)(sp) + LREG x6, (6 * CPU_SIZEOF_POINTER)(sp) + LREG x7, (7 * CPU_SIZEOF_POINTER)(sp) + LREG x8, (8 * CPU_SIZEOF_POINTER)(sp) + LREG x9, (9 * CPU_SIZEOF_POINTER)(sp) + LREG x10, (10 * CPU_SIZEOF_POINTER)(sp) + LREG x11, (11 * CPU_SIZEOF_POINTER)(sp) + LREG x12, (12 * CPU_SIZEOF_POINTER)(sp) + LREG x13, (13 * CPU_SIZEOF_POINTER)(sp) + LREG x14, (14 * CPU_SIZEOF_POINTER)(sp) + LREG x15, (15 * CPU_SIZEOF_POINTER)(sp) + LREG x16, (16 * CPU_SIZEOF_POINTER)(sp) + LREG x17, (17 * CPU_SIZEOF_POINTER)(sp) + LREG x18, (18 * CPU_SIZEOF_POINTER)(sp) + LREG x19, (19 * CPU_SIZEOF_POINTER)(sp) + LREG x20, (20 * CPU_SIZEOF_POINTER)(sp) + LREG x21, (21 * CPU_SIZEOF_POINTER)(sp) + LREG x22, (22 * CPU_SIZEOF_POINTER)(sp) + LREG x23, (23 * CPU_SIZEOF_POINTER)(sp) + LREG x24, (24 * CPU_SIZEOF_POINTER)(sp) + LREG x25, (25 * CPU_SIZEOF_POINTER)(sp) + LREG x26, (26 * CPU_SIZEOF_POINTER)(sp) + LREG x27, (27 * CPU_SIZEOF_POINTER)(sp) + LREG x28, (28 * CPU_SIZEOF_POINTER)(sp) + LREG x29, (29 * CPU_SIZEOF_POINTER)(sp) + LREG x30, (30 * CPU_SIZEOF_POINTER)(sp) + + LREG x31, (31 * CPU_SIZEOF_POINTER)(sp) + + addi sp, sp, 36 * CPU_SIZEOF_POINTER + ret |