diff options
Diffstat (limited to 'arch/riscv64/gen/asm-offsets.c')
| -rw-r--r-- | arch/riscv64/gen/asm-offsets.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/arch/riscv64/gen/asm-offsets.c b/arch/riscv64/gen/asm-offsets.c new file mode 100644 index 0000000..d78e0ec --- /dev/null +++ b/arch/riscv64/gen/asm-offsets.c @@ -0,0 +1,44 @@ +#include <apos/utils.h> +#include <regs.h> + +/* largely based on linux */ +#define DEFINE(sym, val) \ + __asm__ volatile("\n-> " #sym " %0 " #val "\n" ::"i"(val)) +#define OFFSETOF(m, s) DEFINE(offsetof_##m, offsetof(s, m)) +#define SIZEOF(n, s) DEFINE(sizeof_##n, sizeof(s)) + +void asm_offsets() +{ + OFFSETOF(ra, struct riscv_regs); + OFFSETOF(sp, struct riscv_regs); + OFFSETOF(tp, struct riscv_regs); + OFFSETOF(gp, struct riscv_regs); + OFFSETOF(t0, struct riscv_regs); + OFFSETOF(t1, struct riscv_regs); + OFFSETOF(t2, struct riscv_regs); + OFFSETOF(s0, struct riscv_regs); + OFFSETOF(s1, struct riscv_regs); + OFFSETOF(a0, struct riscv_regs); + OFFSETOF(a1, struct riscv_regs); + OFFSETOF(a2, struct riscv_regs); + OFFSETOF(a3, struct riscv_regs); + OFFSETOF(a4, struct riscv_regs); + OFFSETOF(a5, struct riscv_regs); + OFFSETOF(a6, struct riscv_regs); + OFFSETOF(a7, struct riscv_regs); + OFFSETOF(s2, struct riscv_regs); + OFFSETOF(s3, struct riscv_regs); + OFFSETOF(s4, struct riscv_regs); + OFFSETOF(s5, struct riscv_regs); + OFFSETOF(s6, struct riscv_regs); + OFFSETOF(s7, struct riscv_regs); + OFFSETOF(s8, struct riscv_regs); + OFFSETOF(s9, struct riscv_regs); + OFFSETOF(s10, struct riscv_regs); + OFFSETOF(s11, struct riscv_regs); + OFFSETOF(t3, struct riscv_regs); + OFFSETOF(t4, struct riscv_regs); + OFFSETOF(t5, struct riscv_regs); + OFFSETOF(t6, struct riscv_regs); + SIZEOF(registers, struct riscv_regs); +} |