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[v4,12/12] tcg/riscv: Enable native vector support for TCG host

Message ID 20240911132630.461-13-zhiwei_liu@linux.alibaba.com (mailing list archive)
State New, archived
Headers show
Series tcg/riscv: Add support for vector | expand

Commit Message

LIU Zhiwei Sept. 11, 2024, 1:26 p.m. UTC 
From: TANG Tiancheng <tangtiancheng.ttc@alibaba-inc.com>

Signed-off-by: TANG Tiancheng <tangtiancheng.ttc@alibaba-inc.com>
Reviewed-by: Liu Zhiwei <zhiwei_liu@linux.alibaba.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
 tcg/riscv/tcg-target.h | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)
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Patch

diff --git a/tcg/riscv/tcg-target.h b/tcg/riscv/tcg-target.h
index e6d66cd1b9..d27007f2e6 100644
--- a/tcg/riscv/tcg-target.h
+++ b/tcg/riscv/tcg-target.h
@@ -143,9 +143,11 @@  typedef enum {
 #define TCG_TARGET_HAS_tst              0
 
 /* vector instructions */
-#define TCG_TARGET_HAS_v64              0
-#define TCG_TARGET_HAS_v128             0
-#define TCG_TARGET_HAS_v256             0
+#define have_rvv    (cpuinfo & CPUINFO_ZVE64X)
+
+#define TCG_TARGET_HAS_v64              have_rvv
+#define TCG_TARGET_HAS_v128             have_rvv
+#define TCG_TARGET_HAS_v256             have_rvv
 #define TCG_TARGET_HAS_andc_vec         0
 #define TCG_TARGET_HAS_orc_vec          0
 #define TCG_TARGET_HAS_nand_vec         0