diff mbox series

[v3,3/5] target/riscv/vector_helper.c: set vstart = 0 in GEN_VEXT_VSLIDEUP_VX()

Message ID 20240220192607.141880-4-dbarboza@ventanamicro.com
State New
Headers show
Series riscv: set vstart_eq_zero on mark_vs_dirty | expand

Commit Message

Daniel Henrique Barboza Feb. 20, 2024, 7:26 p.m. UTC 
The helper isn't setting env->vstart = 0 after its execution, as it is
expected from every vector instruction that completes successfully.

Signed-off-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
---
 target/riscv/vector_helper.c | 1 +
 1 file changed, 1 insertion(+)

Comments

Richard Henderson Feb. 20, 2024, 8:20 p.m. UTC | #1 
On 2/20/24 09:26, Daniel Henrique Barboza wrote:
> The helper isn't setting env->vstart = 0 after its execution, as it is
> expected from every vector instruction that completes successfully.
> 
> Signed-off-by: Daniel Henrique Barboza<dbarboza@ventanamicro.com>
> ---
>   target/riscv/vector_helper.c | 1 +
>   1 file changed, 1 insertion(+)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~
diff mbox series

Patch

diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c
index 84cec73eb2..cc7290a1bb 100644
--- a/target/riscv/vector_helper.c
+++ b/target/riscv/vector_helper.c
@@ -4782,6 +4782,7 @@  void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2,         \
         }                                                                 \
         *((ETYPE *)vd + H(i)) = *((ETYPE *)vs2 + H(i - offset));          \
     }                                                                     \
+    env->vstart = 0;                                                      \
     /* set tail elements to 1s */                                         \
     vext_set_elems_1s(vd, vta, vl * esz, total_elems * esz);              \
 }