Commited to trunk

<juzhe.zhong@rivai.ai> 於 2022年12月14日 週三 16:16 寫道：

> From: Ju-Zhe Zhong <juzhe.zhong@rivai.ai>
>
> gcc/testsuite/ChangeLog:
>
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-1.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-10.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-11.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-12.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-13.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-14.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-15.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-16.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-17.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-18.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-19.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-2.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-20.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-21.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-22.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-23.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-24.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-25.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-26.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-27.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-28.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-3.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-4.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-5.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-6.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-7.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-8.c: New test.
>         * gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-9.c: New test.
>
> ---
>  .../riscv/rvv/vsetvl/vlmax_miss_default-1.c   |  32 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-10.c  |  32 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-11.c  |  32 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-12.c  |  32 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-13.c  |  32 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-14.c  | 189 ++++++++++++++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-15.c  |  38 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-16.c  |  38 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-17.c  |  38 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-18.c  |  38 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-19.c  |  38 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-2.c   |  32 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-20.c  |  38 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-21.c  |  38 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-22.c  |  38 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-23.c  |  38 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-24.c  |  38 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-25.c  |  38 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-26.c  |  38 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-27.c  |  38 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-28.c  | 231 ++++++++++++++++++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-3.c   |  32 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-4.c   |  32 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-5.c   |  32 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-6.c   |  32 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-7.c   |  32 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-8.c   |  32 +++
>  .../riscv/rvv/vsetvl/vlmax_miss_default-9.c   |  32 +++
>  28 files changed, 1330 insertions(+)
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-1.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-10.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-11.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-12.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-13.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-14.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-15.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-16.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-17.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-18.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-19.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-2.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-20.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-21.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-22.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-23.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-24.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-25.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-26.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-27.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-28.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-3.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-4.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-5.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-6.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-7.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-8.c
>  create mode 100644
> gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-9.c
>
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-1.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-1.c
> new file mode 100644
> index 00000000000..d801428004e
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-1.c
> @@ -0,0 +1,32 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  if (cond == 1)
> +    {
> +      vint8mf8_t v = *(vint8mf8_t*)(in + 100);
> +      *(vint8mf8_t*)(out + 100) = v;
> +    }
> +  else if (cond == 2)
> +    {
> +      vint8mf8_t v = *(vint8mf8_t*)(in + 200);
> +      *(vint8mf8_t*)(out + 200) = v;
> +    }
> +  else if (cond == 3)
> +    {
> +      vint8mf8_t v = *(vint8mf8_t*)(in + 300);
> +      *(vint8mf8_t*)(out + 300) = v;
> +    }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vint8mf8_t v = *(vint8mf8_t*)(in + i);
> +      *(vint8mf8_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf8,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf8,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0" no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-10.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-10.c
> new file mode 100644
> index 00000000000..d96e9b2d7ab
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-10.c
> @@ -0,0 +1,32 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  if (cond == 1)
> +    {
> +      vuint16mf2_t v = *(vuint16mf2_t*)(in + 100);
> +      *(vuint16mf2_t*)(out + 100) = v;
> +    }
> +  else if (cond == 2)
> +    {
> +      vuint16mf2_t v = *(vuint16mf2_t*)(in + 200);
> +      *(vuint16mf2_t*)(out + 200) = v;
> +    }
> +  else if (cond == 3)
> +    {
> +      vuint16mf2_t v = *(vuint16mf2_t*)(in + 300);
> +      *(vuint16mf2_t*)(out + 300) = v;
> +    }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vuint16mf2_t v = *(vuint16mf2_t*)(in + i);
> +      *(vuint16mf2_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e16,\s*mf2,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e16,\s*mf2,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-11.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-11.c
> new file mode 100644
> index 00000000000..de967f78bc6
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-11.c
> @@ -0,0 +1,32 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  if (cond == 1)
> +    {
> +      vint32mf2_t v = *(vint32mf2_t*)(in + 100);
> +      *(vint32mf2_t*)(out + 100) = v;
> +    }
> +  else if (cond == 2)
> +    {
> +      vint32mf2_t v = *(vint32mf2_t*)(in + 200);
> +      *(vint32mf2_t*)(out + 200) = v;
> +    }
> +  else if (cond == 3)
> +    {
> +      vint32mf2_t v = *(vint32mf2_t*)(in + 300);
> +      *(vint32mf2_t*)(out + 300) = v;
> +    }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vint32mf2_t v = *(vint32mf2_t*)(in + i);
> +      *(vint32mf2_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e32,\s*mf2,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e32,\s*mf2,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0"  no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-12.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-12.c
> new file mode 100644
> index 00000000000..8342edb353a
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-12.c
> @@ -0,0 +1,32 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  if (cond == 1)
> +    {
> +      vuint32mf2_t v = *(vuint32mf2_t*)(in + 100);
> +      *(vuint32mf2_t*)(out + 100) = v;
> +    }
> +  else if (cond == 2)
> +    {
> +      vuint32mf2_t v = *(vuint32mf2_t*)(in + 200);
> +      *(vuint32mf2_t*)(out + 200) = v;
> +    }
> +  else if (cond == 3)
> +    {
> +      vuint32mf2_t v = *(vuint32mf2_t*)(in + 300);
> +      *(vuint32mf2_t*)(out + 300) = v;
> +    }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vuint32mf2_t v = *(vuint32mf2_t*)(in + i);
> +      *(vuint32mf2_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e32,\s*mf2,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e32,\s*mf2,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-13.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-13.c
> new file mode 100644
> index 00000000000..82cd0d36913
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-13.c
> @@ -0,0 +1,32 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  if (cond == 1)
> +    {
> +      vfloat32mf2_t v = *(vfloat32mf2_t*)(in + 100);
> +      *(vfloat32mf2_t*)(out + 100) = v;
> +    }
> +  else if (cond == 2)
> +    {
> +      vfloat32mf2_t v = *(vfloat32mf2_t*)(in + 200);
> +      *(vfloat32mf2_t*)(out + 200) = v;
> +    }
> +  else if (cond == 3)
> +    {
> +      vfloat32mf2_t v = *(vfloat32mf2_t*)(in + 300);
> +      *(vfloat32mf2_t*)(out + 300) = v;
> +    }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vfloat32mf2_t v = *(vfloat32mf2_t*)(in + i);
> +      *(vfloat32mf2_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e32,\s*mf2,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e32,\s*mf2,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-14.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-14.c
> new file mode 100644
> index 00000000000..5e08b23178b
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-14.c
> @@ -0,0 +1,189 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  if (cond == 1)
> +    {
> +      vbool64_t v = *(vbool64_t*)(in + 100);
> +      *(vbool64_t*)(out + 100) = v;
> +    }
> +  else if (cond == 2)
> +    {
> +      vbool64_t v = *(vbool64_t*)(in + 200);
> +      *(vbool64_t*)(out + 200) = v;
> +    }
> +  else if (cond == 3)
> +    {
> +      vbool64_t v = *(vbool64_t*)(in + 300);
> +      *(vbool64_t*)(out + 300) = v;
> +    }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vbool64_t v = *(vbool64_t*)(in + i);
> +      *(vbool64_t*)(out + i) = v;
> +    }
> +}
> +
> +void f2 (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  if (cond == 1)
> +    {
> +      vbool32_t v = *(vbool32_t*)(in + 100);
> +      *(vbool32_t*)(out + 100) = v;
> +    }
> +  else if (cond == 2)
> +    {
> +      vbool32_t v = *(vbool32_t*)(in + 200);
> +      *(vbool32_t*)(out + 200) = v;
> +    }
> +  else if (cond == 3)
> +    {
> +      vbool32_t v = *(vbool32_t*)(in + 300);
> +      *(vbool32_t*)(out + 300) = v;
> +    }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vbool32_t v = *(vbool32_t*)(in + i);
> +      *(vbool32_t*)(out + i) = v;
> +    }
> +}
> +
> +void f3 (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  if (cond == 1)
> +    {
> +      vbool16_t v = *(vbool16_t*)(in + 100);
> +      *(vbool16_t*)(out + 100) = v;
> +    }
> +  else if (cond == 2)
> +    {
> +      vbool16_t v = *(vbool16_t*)(in + 200);
> +      *(vbool16_t*)(out + 200) = v;
> +    }
> +  else if (cond == 3)
> +    {
> +      vbool16_t v = *(vbool16_t*)(in + 300);
> +      *(vbool16_t*)(out + 300) = v;
> +    }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vbool16_t v = *(vbool16_t*)(in + i);
> +      *(vbool16_t*)(out + i) = v;
> +    }
> +}
> +
> +void f4 (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  if (cond == 1)
> +    {
> +      vbool8_t v = *(vbool8_t*)(in + 100);
> +      *(vbool8_t*)(out + 100) = v;
> +    }
> +  else if (cond == 2)
> +    {
> +      vbool8_t v = *(vbool8_t*)(in + 200);
> +      *(vbool8_t*)(out + 200) = v;
> +    }
> +  else if (cond == 3)
> +    {
> +      vbool8_t v = *(vbool8_t*)(in + 300);
> +      *(vbool8_t*)(out + 300) = v;
> +    }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vbool8_t v = *(vbool8_t*)(in + i);
> +      *(vbool8_t*)(out + i) = v;
> +    }
> +}
> +
> +void f5 (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  if (cond == 1)
> +    {
> +      vbool4_t v = *(vbool4_t*)(in + 100);
> +      *(vbool4_t*)(out + 100) = v;
> +    }
> +  else if (cond == 2)
> +    {
> +      vbool4_t v = *(vbool4_t*)(in + 200);
> +      *(vbool4_t*)(out + 200) = v;
> +    }
> +  else if (cond == 3)
> +    {
> +      vbool4_t v = *(vbool4_t*)(in + 300);
> +      *(vbool4_t*)(out + 300) = v;
> +    }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vbool4_t v = *(vbool4_t*)(in + i);
> +      *(vbool4_t*)(out + i) = v;
> +    }
> +}
> +
> +void f6 (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  if (cond == 1)
> +    {
> +      vbool2_t v = *(vbool2_t*)(in + 100);
> +      *(vbool2_t*)(out + 100) = v;
> +    }
> +  else if (cond == 2)
> +    {
> +      vbool2_t v = *(vbool2_t*)(in + 200);
> +      *(vbool2_t*)(out + 200) = v;
> +    }
> +  else if (cond == 3)
> +    {
> +      vbool2_t v = *(vbool2_t*)(in + 300);
> +      *(vbool2_t*)(out + 300) = v;
> +    }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vbool2_t v = *(vbool2_t*)(in + i);
> +      *(vbool2_t*)(out + i) = v;
> +    }
> +}
> +
> +void f7 (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  if (cond == 1)
> +    {
> +      vbool1_t v = *(vbool1_t*)(in + 100);
> +      *(vbool1_t*)(out + 100) = v;
> +    }
> +  else if (cond == 2)
> +    {
> +      vbool1_t v = *(vbool1_t*)(in + 200);
> +      *(vbool1_t*)(out + 200) = v;
> +    }
> +  else if (cond == 3)
> +    {
> +      vbool1_t v = *(vbool1_t*)(in + 300);
> +      *(vbool1_t*)(out + 300) = v;
> +    }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vbool1_t v = *(vbool1_t*)(in + i);
> +      *(vbool1_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf8,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf4,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf2,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*m1,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*m2,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*m4,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*m8,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf8,\s*t[au],\s*m[au]\s+\.L[0-9]+\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf4,\s*t[au],\s*m[au]\s+\.L[0-9]+\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf2,\s*t[au],\s*m[au]\s+\.L[0-9]+\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*m1,\s*t[au],\s*m[au]\s+\.L[0-9]+\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*m2,\s*t[au],\s*m[au]\s+\.L[0-9]+\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*m4,\s*t[au],\s*m[au]\s+\.L[0-9]+\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*m8,\s*t[au],\s*m[au]\s+\.L[0-9]+\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-15.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-15.c
> new file mode 100644
> index 00000000000..267d1bd5cf6
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-15.c
> @@ -0,0 +1,38 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  switch (cond)
> +  {
> +  case 1:{
> +    vint8mf8_t v = *(vint8mf8_t*)(in + 100);
> +    *(vint8mf8_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 2:{
> +    vint8mf8_t v = *(vint8mf8_t*)(in + 200);
> +    *(vint8mf8_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 3:{
> +    vint8mf8_t v = *(vint8mf8_t*)(in + 300);
> +    *(vint8mf8_t*)(out + 100) = v;
> +    break;
> +  }
> +  default:{
> +    break;
> +  }
> +  }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vint8mf8_t v = *(vint8mf8_t*)(in + i);
> +      *(vint8mf8_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf8,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf8,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-16.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-16.c
> new file mode 100644
> index 00000000000..3e6c51ad9af
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-16.c
> @@ -0,0 +1,38 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  switch (cond)
> +  {
> +  case 1:{
> +    vuint8mf8_t v = *(vuint8mf8_t*)(in + 100);
> +    *(vuint8mf8_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 2:{
> +    vuint8mf8_t v = *(vuint8mf8_t*)(in + 200);
> +    *(vuint8mf8_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 3:{
> +    vuint8mf8_t v = *(vuint8mf8_t*)(in + 300);
> +    *(vuint8mf8_t*)(out + 100) = v;
> +    break;
> +  }
> +  default:{
> +    break;
> +  }
> +  }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vuint8mf8_t v = *(vuint8mf8_t*)(in + i);
> +      *(vuint8mf8_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf8,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf8,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-17.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-17.c
> new file mode 100644
> index 00000000000..ae2caedff27
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-17.c
> @@ -0,0 +1,38 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  switch (cond)
> +  {
> +  case 1:{
> +    vint8mf4_t v = *(vint8mf4_t*)(in + 100);
> +    *(vint8mf4_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 2:{
> +    vint8mf4_t v = *(vint8mf4_t*)(in + 200);
> +    *(vint8mf4_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 3:{
> +    vint8mf4_t v = *(vint8mf4_t*)(in + 300);
> +    *(vint8mf4_t*)(out + 100) = v;
> +    break;
> +  }
> +  default:{
> +    break;
> +  }
> +  }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vint8mf4_t v = *(vint8mf4_t*)(in + i);
> +      *(vint8mf4_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf4,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf4,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-18.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-18.c
> new file mode 100644
> index 00000000000..2378b4006c0
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-18.c
> @@ -0,0 +1,38 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  switch (cond)
> +  {
> +  case 1:{
> +    vuint8mf4_t v = *(vuint8mf4_t*)(in + 100);
> +    *(vuint8mf4_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 2:{
> +    vuint8mf4_t v = *(vuint8mf4_t*)(in + 200);
> +    *(vuint8mf4_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 3:{
> +    vuint8mf4_t v = *(vuint8mf4_t*)(in + 300);
> +    *(vuint8mf4_t*)(out + 100) = v;
> +    break;
> +  }
> +  default:{
> +    break;
> +  }
> +  }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vuint8mf4_t v = *(vuint8mf4_t*)(in + i);
> +      *(vuint8mf4_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf4,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf4,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-19.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-19.c
> new file mode 100644
> index 00000000000..1de8fc461dc
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-19.c
> @@ -0,0 +1,38 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  switch (cond)
> +  {
> +  case 1:{
> +    vint8mf2_t v = *(vint8mf2_t*)(in + 100);
> +    *(vint8mf2_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 2:{
> +    vint8mf2_t v = *(vint8mf2_t*)(in + 200);
> +    *(vint8mf2_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 3:{
> +    vint8mf2_t v = *(vint8mf2_t*)(in + 300);
> +    *(vint8mf2_t*)(out + 100) = v;
> +    break;
> +  }
> +  default:{
> +    break;
> +  }
> +  }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vint8mf2_t v = *(vint8mf2_t*)(in + i);
> +      *(vint8mf2_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf2,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf2,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-2.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-2.c
> new file mode 100644
> index 00000000000..6c77a94ae63
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-2.c
> @@ -0,0 +1,32 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  if (cond == 1)
> +    {
> +      vuint8mf8_t v = *(vuint8mf8_t*)(in + 100);
> +      *(vuint8mf8_t*)(out + 100) = v;
> +    }
> +  else if (cond == 2)
> +    {
> +      vuint8mf8_t v = *(vuint8mf8_t*)(in + 200);
> +      *(vuint8mf8_t*)(out + 200) = v;
> +    }
> +  else if (cond == 3)
> +    {
> +      vuint8mf8_t v = *(vuint8mf8_t*)(in + 300);
> +      *(vuint8mf8_t*)(out + 300) = v;
> +    }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vuint8mf8_t v = *(vuint8mf8_t*)(in + i);
> +      *(vuint8mf8_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf8,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf8,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0" no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-20.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-20.c
> new file mode 100644
> index 00000000000..41100cb04a3
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-20.c
> @@ -0,0 +1,38 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  switch (cond)
> +  {
> +  case 1:{
> +    vuint8mf2_t v = *(vuint8mf2_t*)(in + 100);
> +    *(vuint8mf2_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 2:{
> +    vuint8mf2_t v = *(vuint8mf2_t*)(in + 200);
> +    *(vuint8mf2_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 3:{
> +    vuint8mf2_t v = *(vuint8mf2_t*)(in + 300);
> +    *(vuint8mf2_t*)(out + 100) = v;
> +    break;
> +  }
> +  default:{
> +    break;
> +  }
> +  }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vuint8mf2_t v = *(vuint8mf2_t*)(in + i);
> +      *(vuint8mf2_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf2,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf2,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-21.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-21.c
> new file mode 100644
> index 00000000000..070899e6e49
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-21.c
> @@ -0,0 +1,38 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  switch (cond)
> +  {
> +  case 1:{
> +    vint16mf4_t v = *(vint16mf4_t*)(in + 100);
> +    *(vint16mf4_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 2:{
> +    vint16mf4_t v = *(vint16mf4_t*)(in + 200);
> +    *(vint16mf4_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 3:{
> +    vint16mf4_t v = *(vint16mf4_t*)(in + 300);
> +    *(vint16mf4_t*)(out + 100) = v;
> +    break;
> +  }
> +  default:{
> +    break;
> +  }
> +  }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vint16mf4_t v = *(vint16mf4_t*)(in + i);
> +      *(vint16mf4_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e16,\s*mf4,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e16,\s*mf4,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-22.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-22.c
> new file mode 100644
> index 00000000000..1e96191a9fc
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-22.c
> @@ -0,0 +1,38 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  switch (cond)
> +  {
> +  case 1:{
> +    vuint16mf4_t v = *(vuint16mf4_t*)(in + 100);
> +    *(vuint16mf4_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 2:{
> +    vuint16mf4_t v = *(vuint16mf4_t*)(in + 200);
> +    *(vuint16mf4_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 3:{
> +    vuint16mf4_t v = *(vuint16mf4_t*)(in + 300);
> +    *(vuint16mf4_t*)(out + 100) = v;
> +    break;
> +  }
> +  default:{
> +    break;
> +  }
> +  }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vuint16mf4_t v = *(vuint16mf4_t*)(in + i);
> +      *(vuint16mf4_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e16,\s*mf4,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e16,\s*mf4,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-23.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-23.c
> new file mode 100644
> index 00000000000..fa6420822f2
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-23.c
> @@ -0,0 +1,38 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  switch (cond)
> +  {
> +  case 1:{
> +    vint16mf2_t v = *(vint16mf2_t*)(in + 100);
> +    *(vint16mf2_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 2:{
> +    vint16mf2_t v = *(vint16mf2_t*)(in + 200);
> +    *(vint16mf2_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 3:{
> +    vint16mf2_t v = *(vint16mf2_t*)(in + 300);
> +    *(vint16mf2_t*)(out + 100) = v;
> +    break;
> +  }
> +  default:{
> +    break;
> +  }
> +  }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vint16mf2_t v = *(vint16mf2_t*)(in + i);
> +      *(vint16mf2_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e16,\s*mf2,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e16,\s*mf2,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-24.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-24.c
> new file mode 100644
> index 00000000000..d0352fccacf
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-24.c
> @@ -0,0 +1,38 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  switch (cond)
> +  {
> +  case 1:{
> +    vuint16mf2_t v = *(vuint16mf2_t*)(in + 100);
> +    *(vuint16mf2_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 2:{
> +    vuint16mf2_t v = *(vuint16mf2_t*)(in + 200);
> +    *(vuint16mf2_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 3:{
> +    vuint16mf2_t v = *(vuint16mf2_t*)(in + 300);
> +    *(vuint16mf2_t*)(out + 100) = v;
> +    break;
> +  }
> +  default:{
> +    break;
> +  }
> +  }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vuint16mf2_t v = *(vuint16mf2_t*)(in + i);
> +      *(vuint16mf2_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e16,\s*mf2,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e16,\s*mf2,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-25.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-25.c
> new file mode 100644
> index 00000000000..ad76c24d294
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-25.c
> @@ -0,0 +1,38 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  switch (cond)
> +  {
> +  case 1:{
> +    vint32mf2_t v = *(vint32mf2_t*)(in + 100);
> +    *(vint32mf2_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 2:{
> +    vint32mf2_t v = *(vint32mf2_t*)(in + 200);
> +    *(vint32mf2_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 3:{
> +    vint32mf2_t v = *(vint32mf2_t*)(in + 300);
> +    *(vint32mf2_t*)(out + 100) = v;
> +    break;
> +  }
> +  default:{
> +    break;
> +  }
> +  }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vint32mf2_t v = *(vint32mf2_t*)(in + i);
> +      *(vint32mf2_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e32,\s*mf2,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e32,\s*mf2,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-26.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-26.c
> new file mode 100644
> index 00000000000..71a3f4a06f6
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-26.c
> @@ -0,0 +1,38 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  switch (cond)
> +  {
> +  case 1:{
> +    vuint32mf2_t v = *(vuint32mf2_t*)(in + 100);
> +    *(vuint32mf2_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 2:{
> +    vuint32mf2_t v = *(vuint32mf2_t*)(in + 200);
> +    *(vuint32mf2_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 3:{
> +    vuint32mf2_t v = *(vuint32mf2_t*)(in + 300);
> +    *(vuint32mf2_t*)(out + 100) = v;
> +    break;
> +  }
> +  default:{
> +    break;
> +  }
> +  }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vuint32mf2_t v = *(vuint32mf2_t*)(in + i);
> +      *(vuint32mf2_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e32,\s*mf2,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e32,\s*mf2,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-27.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-27.c
> new file mode 100644
> index 00000000000..613a028089b
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-27.c
> @@ -0,0 +1,38 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  switch (cond)
> +  {
> +  case 1:{
> +    vfloat32mf2_t v = *(vfloat32mf2_t*)(in + 100);
> +    *(vfloat32mf2_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 2:{
> +    vfloat32mf2_t v = *(vfloat32mf2_t*)(in + 200);
> +    *(vfloat32mf2_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 3:{
> +    vfloat32mf2_t v = *(vfloat32mf2_t*)(in + 300);
> +    *(vfloat32mf2_t*)(out + 100) = v;
> +    break;
> +  }
> +  default:{
> +    break;
> +  }
> +  }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vfloat32mf2_t v = *(vfloat32mf2_t*)(in + i);
> +      *(vfloat32mf2_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e32,\s*mf2,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e32,\s*mf2,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-28.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-28.c
> new file mode 100644
> index 00000000000..6a2011b0290
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-28.c
> @@ -0,0 +1,231 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  switch (cond)
> +  {
> +  case 1:{
> +    vbool64_t v = *(vbool64_t*)(in + 100);
> +    *(vbool64_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 2:{
> +    vbool64_t v = *(vbool64_t*)(in + 200);
> +    *(vbool64_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 3:{
> +    vbool64_t v = *(vbool64_t*)(in + 300);
> +    *(vbool64_t*)(out + 100) = v;
> +    break;
> +  }
> +  default:{
> +    break;
> +  }
> +  }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vbool64_t v = *(vbool64_t*)(in + i);
> +      *(vbool64_t*)(out + i) = v;
> +    }
> +}
> +
> +void f2 (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  switch (cond)
> +  {
> +  case 1:{
> +    vbool32_t v = *(vbool32_t*)(in + 100);
> +    *(vbool32_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 2:{
> +    vbool32_t v = *(vbool32_t*)(in + 200);
> +    *(vbool32_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 3:{
> +    vbool32_t v = *(vbool32_t*)(in + 300);
> +    *(vbool32_t*)(out + 100) = v;
> +    break;
> +  }
> +  default:{
> +    break;
> +  }
> +  }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vbool32_t v = *(vbool32_t*)(in + i);
> +      *(vbool32_t*)(out + i) = v;
> +    }
> +}
> +
> +void f3 (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  switch (cond)
> +  {
> +  case 1:{
> +    vbool16_t v = *(vbool16_t*)(in + 100);
> +    *(vbool16_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 2:{
> +    vbool16_t v = *(vbool16_t*)(in + 200);
> +    *(vbool16_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 3:{
> +    vbool16_t v = *(vbool16_t*)(in + 300);
> +    *(vbool16_t*)(out + 100) = v;
> +    break;
> +  }
> +  default:{
> +    break;
> +  }
> +  }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vbool16_t v = *(vbool16_t*)(in + i);
> +      *(vbool16_t*)(out + i) = v;
> +    }
> +}
> +
> +void f4 (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  switch (cond)
> +  {
> +  case 1:{
> +    vbool8_t v = *(vbool8_t*)(in + 100);
> +    *(vbool8_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 2:{
> +    vbool8_t v = *(vbool8_t*)(in + 200);
> +    *(vbool8_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 3:{
> +    vbool8_t v = *(vbool8_t*)(in + 300);
> +    *(vbool8_t*)(out + 100) = v;
> +    break;
> +  }
> +  default:{
> +    break;
> +  }
> +  }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vbool8_t v = *(vbool8_t*)(in + i);
> +      *(vbool8_t*)(out + i) = v;
> +    }
> +}
> +
> +void f5 (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  switch (cond)
> +  {
> +  case 1:{
> +    vbool4_t v = *(vbool4_t*)(in + 100);
> +    *(vbool4_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 2:{
> +    vbool4_t v = *(vbool4_t*)(in + 200);
> +    *(vbool4_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 3:{
> +    vbool4_t v = *(vbool4_t*)(in + 300);
> +    *(vbool4_t*)(out + 100) = v;
> +    break;
> +  }
> +  default:{
> +    break;
> +  }
> +  }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vbool4_t v = *(vbool4_t*)(in + i);
> +      *(vbool4_t*)(out + i) = v;
> +    }
> +}
> +
> +void f6 (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  switch (cond)
> +  {
> +  case 1:{
> +    vbool2_t v = *(vbool2_t*)(in + 100);
> +    *(vbool2_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 2:{
> +    vbool2_t v = *(vbool2_t*)(in + 200);
> +    *(vbool2_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 3:{
> +    vbool2_t v = *(vbool2_t*)(in + 300);
> +    *(vbool2_t*)(out + 100) = v;
> +    break;
> +  }
> +  default:{
> +    break;
> +  }
> +  }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vbool2_t v = *(vbool2_t*)(in + i);
> +      *(vbool2_t*)(out + i) = v;
> +    }
> +}
> +
> +void f7 (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  switch (cond)
> +  {
> +  case 1:{
> +    vbool1_t v = *(vbool1_t*)(in + 100);
> +    *(vbool1_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 2:{
> +    vbool1_t v = *(vbool1_t*)(in + 200);
> +    *(vbool1_t*)(out + 100) = v;
> +    break;
> +  }
> +  case 3:{
> +    vbool1_t v = *(vbool1_t*)(in + 300);
> +    *(vbool1_t*)(out + 100) = v;
> +    break;
> +  }
> +  default:{
> +    break;
> +  }
> +  }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vbool1_t v = *(vbool1_t*)(in + i);
> +      *(vbool1_t*)(out + i) = v;
> +    }
> +}
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf8,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf4,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf2,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*m1,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*m2,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*m4,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*m8,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf8,\s*t[au],\s*m[au]\s+\.L[0-9]+\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf4,\s*t[au],\s*m[au]\s+\.L[0-9]+\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf2,\s*t[au],\s*m[au]\s+\.L[0-9]+\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*m1,\s*t[au],\s*m[au]\s+\.L[0-9]+\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*m2,\s*t[au],\s*m[au]\s+\.L[0-9]+\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*m4,\s*t[au],\s*m[au]\s+\.L[0-9]+\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*m8,\s*t[au],\s*m[au]\s+\.L[0-9]+\:}
> 1 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-3.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-3.c
> new file mode 100644
> index 00000000000..a03f36ab1c5
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-3.c
> @@ -0,0 +1,32 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  if (cond == 1)
> +    {
> +      vint8mf4_t v = *(vint8mf4_t*)(in + 100);
> +      *(vint8mf4_t*)(out + 100) = v;
> +    }
> +  else if (cond == 2)
> +    {
> +      vint8mf4_t v = *(vint8mf4_t*)(in + 200);
> +      *(vint8mf4_t*)(out + 200) = v;
> +    }
> +  else if (cond == 3)
> +    {
> +      vint8mf4_t v = *(vint8mf4_t*)(in + 300);
> +      *(vint8mf4_t*)(out + 300) = v;
> +    }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vint8mf4_t v = *(vint8mf4_t*)(in + i);
> +      *(vint8mf4_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf4,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf4,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0" no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-4.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-4.c
> new file mode 100644
> index 00000000000..ab16ef2e148
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-4.c
> @@ -0,0 +1,32 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  if (cond == 1)
> +    {
> +      vuint8mf4_t v = *(vuint8mf4_t*)(in + 100);
> +      *(vuint8mf4_t*)(out + 100) = v;
> +    }
> +  else if (cond == 2)
> +    {
> +      vuint8mf4_t v = *(vuint8mf4_t*)(in + 200);
> +      *(vuint8mf4_t*)(out + 200) = v;
> +    }
> +  else if (cond == 3)
> +    {
> +      vuint8mf4_t v = *(vuint8mf4_t*)(in + 300);
> +      *(vuint8mf4_t*)(out + 300) = v;
> +    }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vuint8mf4_t v = *(vuint8mf4_t*)(in + i);
> +      *(vuint8mf4_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf4,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf4,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0" no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-5.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-5.c
> new file mode 100644
> index 00000000000..7722b9eef1f
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-5.c
> @@ -0,0 +1,32 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  if (cond == 1)
> +    {
> +      vint8mf2_t v = *(vint8mf2_t*)(in + 100);
> +      *(vint8mf2_t*)(out + 100) = v;
> +    }
> +  else if (cond == 2)
> +    {
> +      vint8mf2_t v = *(vint8mf2_t*)(in + 200);
> +      *(vint8mf2_t*)(out + 200) = v;
> +    }
> +  else if (cond == 3)
> +    {
> +      vint8mf2_t v = *(vint8mf2_t*)(in + 300);
> +      *(vint8mf2_t*)(out + 300) = v;
> +    }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vint8mf2_t v = *(vint8mf2_t*)(in + i);
> +      *(vint8mf2_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf2,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf2,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0" no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-6.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-6.c
> new file mode 100644
> index 00000000000..7ec497129b1
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-6.c
> @@ -0,0 +1,32 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  if (cond == 1)
> +    {
> +      vuint8mf2_t v = *(vuint8mf2_t*)(in + 100);
> +      *(vuint8mf2_t*)(out + 100) = v;
> +    }
> +  else if (cond == 2)
> +    {
> +      vuint8mf2_t v = *(vuint8mf2_t*)(in + 200);
> +      *(vuint8mf2_t*)(out + 200) = v;
> +    }
> +  else if (cond == 3)
> +    {
> +      vuint8mf2_t v = *(vuint8mf2_t*)(in + 300);
> +      *(vuint8mf2_t*)(out + 300) = v;
> +    }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vuint8mf2_t v = *(vuint8mf2_t*)(in + i);
> +      *(vuint8mf2_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf2,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e8,\s*mf2,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0" no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-7.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-7.c
> new file mode 100644
> index 00000000000..2772de06151
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-7.c
> @@ -0,0 +1,32 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  if (cond == 1)
> +    {
> +      vint16mf4_t v = *(vint16mf4_t*)(in + 100);
> +      *(vint16mf4_t*)(out + 100) = v;
> +    }
> +  else if (cond == 2)
> +    {
> +      vint16mf4_t v = *(vint16mf4_t*)(in + 200);
> +      *(vint16mf4_t*)(out + 200) = v;
> +    }
> +  else if (cond == 3)
> +    {
> +      vint16mf4_t v = *(vint16mf4_t*)(in + 300);
> +      *(vint16mf4_t*)(out + 300) = v;
> +    }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vint16mf4_t v = *(vint16mf4_t*)(in + i);
> +      *(vint16mf4_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e16,\s*mf4,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e16,\s*mf4,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0" no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-8.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-8.c
> new file mode 100644
> index 00000000000..124c09b485a
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-8.c
> @@ -0,0 +1,32 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  if (cond == 1)
> +    {
> +      vuint16mf4_t v = *(vuint16mf4_t*)(in + 100);
> +      *(vuint16mf4_t*)(out + 100) = v;
> +    }
> +  else if (cond == 2)
> +    {
> +      vuint16mf4_t v = *(vuint16mf4_t*)(in + 200);
> +      *(vuint16mf4_t*)(out + 200) = v;
> +    }
> +  else if (cond == 3)
> +    {
> +      vuint16mf4_t v = *(vuint16mf4_t*)(in + 300);
> +      *(vuint16mf4_t*)(out + 300) = v;
> +    }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vuint16mf4_t v = *(vuint16mf4_t*)(in + i);
> +      *(vuint16mf4_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e16,\s*mf4,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0" no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e16,\s*mf4,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0" no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> diff --git
> a/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-9.c
> b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-9.c
> new file mode 100644
> index 00000000000..7699a4408ad
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/riscv/rvv/vsetvl/vlmax_miss_default-9.c
> @@ -0,0 +1,32 @@
> +/* { dg-do compile } */
> +/* { dg-options "-march=rv32gcv -mabi=ilp32" } */
> +
> +#include "riscv_vector.h"
> +
> +/* The for loop body should not have vsetvl instruction.  */
> +void f (void * restrict in, void * restrict out, int n, int cond)
> +{
> +  if (cond == 1)
> +    {
> +      vint16mf2_t v = *(vint16mf2_t*)(in + 100);
> +      *(vint16mf2_t*)(out + 100) = v;
> +    }
> +  else if (cond == 2)
> +    {
> +      vint16mf2_t v = *(vint16mf2_t*)(in + 200);
> +      *(vint16mf2_t*)(out + 200) = v;
> +    }
> +  else if (cond == 3)
> +    {
> +      vint16mf2_t v = *(vint16mf2_t*)(in + 300);
> +      *(vint16mf2_t*)(out + 300) = v;
> +    }
> +  for (int i = 0; i < n; i++)
> +    {
> +      vint16mf2_t v = *(vint16mf2_t*)(in + i);
> +      *(vint16mf2_t*)(out + i) = v;
> +    }
> +}
> +
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e16,\s*mf2,\s*t[au],\s*m[au]}
> 4 { target { no-opts "-O0"   no-opts "-Os" no-opts "-funroll-loops" no-opts
> "-g" } } } } */
> +/* { dg-final { scan-assembler-times
> {vsetvli\s+(?:ra|[sgtf]p|t[0-6]|s[0-9]|s10|s11|a[0-7]),\s*zero,\s*e16,\s*mf2,\s*t[au],\s*m[au]\s+\.L[0-9]\:}
> 1 { target { no-opts "-O0"    no-opts "-Os" no-opts "-funroll-loops"
> no-opts "-g" } } } } */
> --
> 2.36.3
>
>