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[PATCH v6 1/7] target/riscv: Remove obsolete sfence.vm instruction
From: |
Rajnesh Kanwal |
Subject: |
[PATCH v6 1/7] target/riscv: Remove obsolete sfence.vm instruction |
Date: |
Wed, 5 Feb 2025 11:18:45 +0000 |
Signed-off-by: Rajnesh Kanwal <rkanwal@rivosinc.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Jason Chien <jason.chien@sifive.com>
---
target/riscv/insn32.decode | 1 -
target/riscv/insn_trans/trans_privileged.c.inc | 5 -----
2 files changed, 6 deletions(-)
diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode
index
942c434c6e8c0596d686263f5eba064feba28022..a98dab02057648d9dae28eaf9f9ddb00079211e2
100644
--- a/target/riscv/insn32.decode
+++ b/target/riscv/insn32.decode
@@ -119,7 +119,6 @@ sret 0001000 00010 00000 000 00000 1110011
mret 0011000 00010 00000 000 00000 1110011
wfi 0001000 00101 00000 000 00000 1110011
sfence_vma 0001001 ..... ..... 000 00000 1110011 @sfence_vma
-sfence_vm 0001000 00100 ..... 000 00000 1110011 @sfence_vm
# *** NMI ***
mnret 0111000 00010 00000 000 00000 1110011
diff --git a/target/riscv/insn_trans/trans_privileged.c.inc
b/target/riscv/insn_trans/trans_privileged.c.inc
index
73f940d406135a9b346d66120321e35cf424ec40..27d5558d63edf10a516c068a69023ad9035414fd
100644
--- a/target/riscv/insn_trans/trans_privileged.c.inc
+++ b/target/riscv/insn_trans/trans_privileged.c.inc
@@ -147,8 +147,3 @@ static bool trans_sfence_vma(DisasContext *ctx,
arg_sfence_vma *a)
#endif
return false;
}
-
-static bool trans_sfence_vm(DisasContext *ctx, arg_sfence_vm *a)
-{
- return false;
-}
--
2.34.1
- [PATCH v6 0/7] target/riscv: Add support for Control Transfer Records Ext., Rajnesh Kanwal, 2025/02/05
- [PATCH v6 1/7] target/riscv: Remove obsolete sfence.vm instruction,
Rajnesh Kanwal <=
- [PATCH v6 2/7] target/riscv: Add Control Transfer Records CSR definitions., Rajnesh Kanwal, 2025/02/05
- [PATCH v6 5/7] target/riscv: Add CTR sctrclr instruction., Rajnesh Kanwal, 2025/02/05
- [PATCH v6 3/7] target/riscv: Add support for Control Transfer Records extension CSRs., Rajnesh Kanwal, 2025/02/05
- [PATCH v6 6/7] target/riscv: machine: Add Control Transfer Record state description, Rajnesh Kanwal, 2025/02/05
- [PATCH v6 4/7] target/riscv: Add support to record CTR entries., Rajnesh Kanwal, 2025/02/05
- [PATCH v6 7/7] target/riscv: Add support to access ctrsource, ctrtarget, ctrdata regs., Rajnesh Kanwal, 2025/02/05
- Re: [PATCH v6 0/7] target/riscv: Add support for Control Transfer Records Ext., Alistair Francis, 2025/02/06