summary refs log tree commit diff stats
path: root/disas/riscv.c
diff options
context:
space:
mode:
authorRichard Henderson <richard.henderson@linaro.org>2024-10-16 16:57:15 +0000
committerRichard Henderson <richard.henderson@linaro.org>2024-10-22 11:57:25 -0700
commitbe46e0bf142d75c1978801d5d2c2394e7dfa304d (patch)
tree150ac1f6f054013e113340b5ea095f770d00a557 /disas/riscv.c
parenta7cfd751fb269de4a93bf1658cb13911c7ac77cc (diff)
downloadfocaccia-qemu-be46e0bf142d75c1978801d5d2c2394e7dfa304d.tar.gz
focaccia-qemu-be46e0bf142d75c1978801d5d2c2394e7dfa304d.zip
disas/riscv: Fix vsetivli disassembly
The first immediate field is unsigned, whereas operand_vimm
extracts a signed value.  There is no need to mask the result
with 'u'; just print the immediate with 'i'.

Fixes: 07f4964d178 ("disas/riscv.c: rvv: Add disas support for vector instructions")
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Reviewed-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'disas/riscv.c')
-rw-r--r--disas/riscv.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/disas/riscv.c b/disas/riscv.c
index 5965574d87..fc0331b90b 100644
--- a/disas/riscv.c
+++ b/disas/riscv.c
@@ -4808,7 +4808,7 @@ static void decode_inst_operands(rv_decode *dec, rv_isa isa)
         break;
     case rv_codec_vsetivli:
         dec->rd = operand_rd(inst);
-        dec->imm = operand_vimm(inst);
+        dec->imm = extract32(inst, 15, 5);
         dec->vzimm = operand_vzimm10(inst);
         break;
     case rv_codec_zcb_lb: