diff options
| author | Bo Gan <[email protected]> | 2026-06-05 04:32:09 -0700 |
|---|---|---|
| committer | Anup Patel <[email protected]> | 2026-06-16 12:30:22 +0530 |
| commit | 1b3424d5c0901dcea24ca3427009b299662949a0 (patch) | |
| tree | 5a0f65bdd5de06eb01fdb86f985489790a7ad097 | |
| parent | bd986ed03d6336ddbd5ee90aca8a3ca533b1d5a4 (diff) | |
include: sbi: Add GET_RDS_NUM/SET(_FP32/_FP64)_RDS macros
These macros can be used to decode rd' and set rd' in RVC instructions
Signed-off-by: Bo Gan <[email protected]>
Reviewed-by: Anup Patel <[email protected]>
Tested-by: Anirudh Srinivasan <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Anup Patel <[email protected]>
| -rw-r--r-- | include/sbi/riscv_encoding.h | 1 | ||||
| -rw-r--r-- | include/sbi/riscv_fp.h | 24 | ||||
| -rw-r--r-- | include/sbi/sbi_trap.h | 1 |
3 files changed, 20 insertions, 6 deletions
diff --git a/include/sbi/riscv_encoding.h b/include/sbi/riscv_encoding.h index 535aed66..ffe7666c 100644 --- a/include/sbi/riscv_encoding.h +++ b/include/sbi/riscv_encoding.h @@ -1434,6 +1434,7 @@ #define GET_RS2S_NUM(insn) RVC_RS2S(insn) #define GET_RS2C_NUM(insn) RVC_RS2(insn) #define GET_RD_NUM(insn) ((insn & MASK_RD) >> SH_RD) +#define GET_RDS_NUM(insn) RVC_RS2S(insn) #define GET_CSR_NUM(insn) ((insn & MASK_CSR) >> SHIFT_CSR) #define GET_AQRL(insn) ((insn & MASK_AQRL) >> SHIFT_AQRL) diff --git a/include/sbi/riscv_fp.h b/include/sbi/riscv_fp.h index f523c56e..03011af9 100644 --- a/include/sbi/riscv_fp.h +++ b/include/sbi/riscv_fp.h @@ -91,15 +91,27 @@ #define GET_F64_RS1(insn, regs) (GET_F64_REG(insn, 15, regs)) #define GET_F64_RS2(insn, regs) (GET_F64_REG(insn, 20, regs)) #define GET_F64_RS3(insn, regs) (GET_F64_REG(insn, 27, regs)) -#define SET_F32_RD(insn, regs, val) \ - (SET_F32_REG(insn, 7, regs, val), SET_FS_DIRTY(regs)) -#define SET_F64_RD(insn, regs, val) \ - (SET_F64_REG(insn, 7, regs, val), SET_FS_DIRTY(regs)) +#define SET_F32_RD(insn, regs, val) do { \ + SET_F32_REG(insn, 7, regs, val); \ + SET_FS_DIRTY(regs); \ +} while(0) +#define SET_F64_RD(insn, regs, val) do { \ + SET_F64_REG(insn, 7, regs, val); \ + SET_FS_DIRTY(regs); \ +} while(0) #define GET_F32_RS2C(insn, regs) (GET_F32_REG(insn, 2, regs)) -#define GET_F32_RS2S(insn, regs) (GET_F32_REG(RVC_RS2S(insn), 0, regs)) +#define GET_F32_RS2S(insn, regs) (GET_F32_REG(GET_RS2S_NUM(insn), 0, regs)) #define GET_F64_RS2C(insn, regs) (GET_F64_REG(insn, 2, regs)) -#define GET_F64_RS2S(insn, regs) (GET_F64_REG(RVC_RS2S(insn), 0, regs)) +#define GET_F64_RS2S(insn, regs) (GET_F64_REG(GET_RS2S_NUM(insn), 0, regs)) +#define SET_F32_RDS(insn, regs, val) do { \ + SET_F32_REG(GET_RDS_NUM(insn), 0, regs, val); \ + SET_FS_DIRTY(regs); \ +} while(0) +#define SET_F64_RDS(insn, regs, val) do { \ + SET_F64_REG(GET_RDS_NUM(insn), 0, regs, val); \ + SET_FS_DIRTY(regs); \ +} while(0) #endif diff --git a/include/sbi/sbi_trap.h b/include/sbi/sbi_trap.h index 3be418a3..281366e7 100644 --- a/include/sbi/sbi_trap.h +++ b/include/sbi/sbi_trap.h @@ -218,6 +218,7 @@ _Static_assert( #define GET_RS2S(insn, regs) REG_VAL(GET_RS2S_NUM(insn), regs) #define GET_RS2C(insn, regs) REG_VAL(GET_RS2C_NUM(insn), regs) #define SET_RD(insn, regs, val) (REG_VAL(GET_RD_NUM(insn), regs) = (val)) +#define SET_RDS(insn, regs, val) (REG_VAL(GET_RDS_NUM(insn), regs) = (val)) /** Representation of trap details */ struct sbi_trap_info { |