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| author | Christoph Müllner <christoph.muellner@vrull.eu> | 2022-11-13 16:59:20 +0100 |
|---|---|---|
| committer | Nelson Chu <nelson@rivosinc.com> | 2022-11-17 16:43:49 +0800 |
| commit | 4a3bc79bf4c0e89c876c930a1e95a02213277460 (patch) | |
| tree | 4a82c5fbaf454ec2fcf147c1134d67b2f38d5879 /include | |
| parent | 7a4ce4a1bcff9710b7dede9797e6d5eb2364c06e (diff) | |
| download | fsf-binutils-gdb-4a3bc79bf4c0e89c876c930a1e95a02213277460.zip fsf-binutils-gdb-4a3bc79bf4c0e89c876c930a1e95a02213277460.tar.gz fsf-binutils-gdb-4a3bc79bf4c0e89c876c930a1e95a02213277460.tar.bz2 | |
RISC-V: Add T-Head Fmv vendor extension
This patch adds the XTheadFmv extension, which allows to access the
upper 32 bits of a double-precision floating-point register in RV32.
The XTheadFmv extension is documented in the RISC-V toolchain
contentions:
https://github.com/riscv-non-isa/riscv-toolchain-conventions
Co-developed-by: Lifang Xia <lifang_xia@linux.alibaba.com>
Signed-off-by: Christoph Müllner <christoph.muellner@vrull.eu>
Diffstat (limited to 'include')
| -rw-r--r-- | include/opcode/riscv-opc.h | 8 | ||||
| -rw-r--r-- | include/opcode/riscv.h | 1 |
2 files changed, 9 insertions, 0 deletions
diff --git a/include/opcode/riscv-opc.h b/include/opcode/riscv-opc.h index e405921..d7d9dbc 100644 --- a/include/opcode/riscv-opc.h +++ b/include/opcode/riscv-opc.h @@ -2208,6 +2208,11 @@ #define MASK_TH_FSURD 0xf800707f #define MATCH_TH_FSURW 0x5000700b #define MASK_TH_FSURW 0xf800707f +/* Vendor-specific (T-Head) XTheadFmv instructions. */ +#define MATCH_TH_FMV_HW_X 0x6000100b +#define MASK_TH_FMV_HW_X 0xfff0707f +#define MATCH_TH_FMV_X_HW 0x5000100b +#define MASK_TH_FMV_X_HW 0xfff0707f /* Vendor-specific (T-Head) XTheadMac instructions. */ #define MATCH_TH_MULA 0x2000100b #define MASK_TH_MULA 0xfe00707f @@ -3122,6 +3127,9 @@ DECLARE_INSN(th_fsrd, MATCH_TH_FSRD, MASK_TH_FSRD) DECLARE_INSN(th_fsrw, MATCH_TH_FSRW, MASK_TH_FSRW) DECLARE_INSN(th_fsurd, MATCH_TH_FSURD, MASK_TH_FSURD) DECLARE_INSN(th_fsurw, MATCH_TH_FSURW, MASK_TH_FSURW) +/* Vendor-specific (T-Head) XTheadFmv instructions. */ +DECLARE_INSN(th_fmv_hw_x, MATCH_TH_FMV_HW_X, MASK_TH_FMV_HW_X) +DECLARE_INSN(th_fmv_x_hw, MATCH_TH_FMV_X_HW, MASK_TH_FMV_X_HW) /* Vendor-specific (T-Head) XTheadMac instructions. */ DECLARE_INSN(th_mula, MATCH_TH_MULA, MASK_TH_MULA) DECLARE_INSN(th_mulah, MATCH_TH_MULAH, MASK_TH_MULAH) diff --git a/include/opcode/riscv.h b/include/opcode/riscv.h index dddabfd..f90cf97 100644 --- a/include/opcode/riscv.h +++ b/include/opcode/riscv.h @@ -416,6 +416,7 @@ enum riscv_insn_class INSN_CLASS_XTHEADCMO, INSN_CLASS_XTHEADCONDMOV, INSN_CLASS_XTHEADFMEMIDX, + INSN_CLASS_XTHEADFMV, INSN_CLASS_XTHEADMAC, INSN_CLASS_XTHEADMEMIDX, INSN_CLASS_XTHEADMEMPAIR, |