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authorJiawei <jiawei@iscas.ac.cn>2024-06-28 00:13:54 +0800
committerNelson Chu <nelson@rivosinc.com>2024-06-28 09:57:50 +0800
commit805df5e4a8de619aec6d6a808158c302307478e7 (patch)
treef07ac486ec954d98cf00dae389cfcea5a9cbfac0 /include
parentb3e08eae167e5716a2e005841d4967bf95b05dcf (diff)
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RISC-V: Add Zabha extension CAS instructions.
This patch update the cas instruction in Zabha extension [1], when both Zabha and Zacas extension enabled. [1] https://github.com/riscv/riscv-zabha/tags bfd/ChangeLog: * elfxx-riscv.c (riscv_multi_subset_supports): New extension case. gas/ChangeLog: * testsuite/gas/riscv/zabha-32.d: New instructions. * testsuite/gas/riscv/zabha.d: Ditto. * testsuite/gas/riscv/zabha.s: Ditto. include/ChangeLog: * opcode/riscv-opc.h (MATCH_AMOCAS_B): New opcodes. (MASK_AMOCAS_B): Ditto. (MATCH_AMOCAS_H): Ditto. (MASK_AMOCAS_H): Ditto. (DECLARE_INSN): New instructions. * opcode/riscv.h (enum riscv_insn_class): New class case. opcodes/ChangeLog: * riscv-opc.c: New instructions.
Diffstat (limited to 'include')
-rw-r--r--include/opcode/riscv-opc.h6
-rw-r--r--include/opcode/riscv.h1
2 files changed, 7 insertions, 0 deletions
diff --git a/include/opcode/riscv-opc.h b/include/opcode/riscv-opc.h
index 8763cdf..f0e1d99 100644
--- a/include/opcode/riscv-opc.h
+++ b/include/opcode/riscv-opc.h
@@ -253,6 +253,8 @@
#define MASK_AMOMAXU_B 0xf800707f
#define MATCH_AMOSWAP_B 0x800002f
#define MASK_AMOSWAP_B 0xf800707f
+#define MATCH_AMOCAS_B 0x2800002f
+#define MASK_AMOCAS_B 0xf800707f
#define MATCH_AMOADD_H 0x102f
#define MASK_AMOADD_H 0xf800707f
#define MATCH_AMOXOR_H 0x2000102f
@@ -271,6 +273,8 @@
#define MASK_AMOMAXU_H 0xf800707f
#define MATCH_AMOSWAP_H 0x800102f
#define MASK_AMOSWAP_H 0xf800707f
+#define MATCH_AMOCAS_H 0x2800102f
+#define MASK_AMOCAS_H 0xf800707f
#define MATCH_ECALL 0x73
#define MASK_ECALL 0xffffffff
#define MATCH_EBREAK 0x100073
@@ -3728,6 +3732,7 @@ DECLARE_INSN(amomax_b, MATCH_AMOMAX_B, MASK_AMOMAX_B)
DECLARE_INSN(amominu_b, MATCH_AMOMINU_B, MASK_AMOMINU_B)
DECLARE_INSN(amomaxu_b, MATCH_AMOMAXU_B, MASK_AMOMAXU_B)
DECLARE_INSN(amoswap_b, MATCH_AMOSWAP_B, MASK_AMOSWAP_B)
+DECLARE_INSN(amocas_b, MATCH_AMOCAS_B, MASK_AMOCAS_B)
DECLARE_INSN(amoadd_h, MATCH_AMOADD_H, MASK_AMOADD_H)
DECLARE_INSN(amoxor_h, MATCH_AMOXOR_H, MASK_AMOXOR_H)
DECLARE_INSN(amoor_h, MATCH_AMOOR_H, MASK_AMOOR_H)
@@ -3737,6 +3742,7 @@ DECLARE_INSN(amomax_h, MATCH_AMOMAX_H, MASK_AMOMAX_H)
DECLARE_INSN(amominu_h, MATCH_AMOMINU_H, MASK_AMOMINU_H)
DECLARE_INSN(amomaxu_h, MATCH_AMOMAXU_H, MASK_AMOMAXU_H)
DECLARE_INSN(amoswap_h, MATCH_AMOSWAP_H, MASK_AMOSWAP_H)
+DECLARE_INSN(amocas_h, MATCH_AMOCAS_H, MASK_AMOCAS_H)
DECLARE_INSN(ecall, MATCH_ECALL, MASK_ECALL)
DECLARE_INSN(ebreak, MATCH_EBREAK, MASK_EBREAK)
DECLARE_INSN(uret, MATCH_URET, MASK_URET)
diff --git a/include/opcode/riscv.h b/include/opcode/riscv.h
index ece2963..fedd478 100644
--- a/include/opcode/riscv.h
+++ b/include/opcode/riscv.h
@@ -493,6 +493,7 @@ enum riscv_insn_class
INSN_CLASS_ZICBOZ,
INSN_CLASS_ZABHA,
INSN_CLASS_ZACAS,
+ INSN_CLASS_ZABHA_AND_ZACAS,
INSN_CLASS_H,
INSN_CLASS_XCVMAC,
INSN_CLASS_XCVALU,