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Diffstat (limited to 'riscv/decode.h')
-rw-r--r--riscv/decode.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/riscv/decode.h b/riscv/decode.h
index b90f3ec..f730bf0 100644
--- a/riscv/decode.h
+++ b/riscv/decode.h
@@ -428,7 +428,7 @@ static inline bool is_overlapped(const int astart, const int asize,
require(P.VU.vsew * 2 <= P.VU.ELEN); \
require((insn.rs2() & (P.VU.vlmul * 2 - 1)) == 0); \
require((insn.rd() & (P.VU.vlmul - 1)) == 0); \
- if (insn.v_vm() == 0 && P.VU.vlmul > 1) \
+ if (insn.v_vm() == 0) \
require(insn.rd() != 0);
#define VI_WIDE_CHECK_COMMON \
@@ -448,7 +448,7 @@ static inline bool is_overlapped(const int astart, const int asize,
VI_CHECK_ST_INDEX; \
if (insn.v_nf() > 0) \
require(!is_overlapped(insn.rd(), P.VU.vlmul, insn.rs2(), P.VU.vlmul)); \
- if (insn.v_vm() == 0 && (insn.v_nf() > 0 || P.VU.vlmul > 1)) \
+ if (insn.v_vm() == 0) \
require(insn.rd() != 0); \
#define VI_CHECK_MSS(is_vs1) \
@@ -479,7 +479,7 @@ static inline bool is_overlapped(const int astart, const int asize,
#define VI_CHECK_SXX \
VI_CHECK_STORE_SXX; \
- if (insn.v_vm() == 0 && (insn.v_nf() > 0 || P.VU.vlmul > 1)) \
+ if (insn.v_vm() == 0) \
require(insn.rd() != 0); \
#define VI_CHECK_DSS(is_vs1) \
@@ -531,7 +531,7 @@ static inline bool is_overlapped(const int astart, const int asize,
#define VI_CHECK_SLIDE(is_over) \
require((insn.rs2() & (P.VU.vlmul - 1)) == 0); \
require((insn.rd() & (P.VU.vlmul - 1)) == 0); \
- if (insn.v_vm() == 0 && P.VU.vlmul > 1) \
+ if (insn.v_vm() == 0) \
require(insn.rd() != 0); \
if (is_over) \
require(insn.rd() != insn.rs2()); \