RE: [PATCH 12/35] arm: improve tests and fix vabsq*

[Kyrylo Tkachov via Gcc-patches]

> -----Original Message-----
> From: Andrea Corallo <andrea.cora...@arm.com>
> Sent: Thursday, November 17, 2022 4:38 PM
> To: gcc-patches@gcc.gnu.org
> Cc: Kyrylo Tkachov <kyrylo.tkac...@arm.com>; Richard Earnshaw
> <richard.earns...@arm.com>; Andrea Corallo <andrea.cora...@arm.com>
> Subject: [PATCH 12/35] arm: improve tests and fix vabsq*
> 
> gcc/ChangeLog:
> 
>       * config/arm/mve.md (mve_vabsq_f<mode>): Fix spacing.
> 
> gcc/testsuite/ChangeLog:
> 
>       * gcc.target/arm/mve/intrinsics/vabsq_f16.c: Improve test.
>       * gcc.target/arm/mve/intrinsics/vabsq_f32.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vabsq_m_f16.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vabsq_m_f32.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vabsq_m_s16.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vabsq_m_s32.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vabsq_m_s8.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vabsq_s16.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vabsq_s32.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vabsq_s8.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vabsq_x_f16.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vabsq_x_f32.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vabsq_x_s16.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vabsq_x_s32.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vabsq_x_s8.c: Likewise.

Ok.
Thanks,
Kyrill

> ---
>  gcc/config/arm/mve.md                         |  2 +-
>  .../gcc.target/arm/mve/intrinsics/vabsq_f16.c | 22 +++++++++++++++-
>  .../gcc.target/arm/mve/intrinsics/vabsq_f32.c | 22 +++++++++++++++-
>  .../arm/mve/intrinsics/vabsq_m_f16.c          | 25 ++++++++++++++++---
>  .../arm/mve/intrinsics/vabsq_m_f32.c          | 25 ++++++++++++++++---
>  .../arm/mve/intrinsics/vabsq_m_s16.c          | 25 ++++++++++++++++---
>  .../arm/mve/intrinsics/vabsq_m_s32.c          | 25 ++++++++++++++++---
>  .../arm/mve/intrinsics/vabsq_m_s8.c           | 25 ++++++++++++++++---
>  .../gcc.target/arm/mve/intrinsics/vabsq_s16.c | 20 ++++++++++++---
>  .../gcc.target/arm/mve/intrinsics/vabsq_s32.c | 20 ++++++++++++---
>  .../gcc.target/arm/mve/intrinsics/vabsq_s8.c  | 16 ++++++++++--
>  .../arm/mve/intrinsics/vabsq_x_f16.c          | 25 ++++++++++++++++---
>  .../arm/mve/intrinsics/vabsq_x_f32.c          | 25 ++++++++++++++++---
>  .../arm/mve/intrinsics/vabsq_x_s16.c          | 25 ++++++++++++++++---
>  .../arm/mve/intrinsics/vabsq_x_s32.c          | 25 ++++++++++++++++---
>  .../arm/mve/intrinsics/vabsq_x_s8.c           | 25 ++++++++++++++++---
>  16 files changed, 309 insertions(+), 43 deletions(-)
> 
> diff --git a/gcc/config/arm/mve.md b/gcc/config/arm/mve.md
> index 3330a220aea..bc4e2f2ac21 100644
> --- a/gcc/config/arm/mve.md
> +++ b/gcc/config/arm/mve.md
> @@ -279,7 +279,7 @@ (define_insn "mve_vabsq_f<mode>"
>       (abs:MVE_0 (match_operand:MVE_0 1 "s_register_operand" "w")))
>    ]
>    "TARGET_HAVE_MVE && TARGET_HAVE_MVE_FLOAT"
> -  "vabs.f%#<V_sz_elem>  %q0, %q1"
> +  "vabs.f%#<V_sz_elem>\t%q0, %q1"
>    [(set_attr "type" "mve_move")
>  ])
> 
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_f16.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_f16.c
> index 08e141baedc..f29ada8c058 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_f16.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_f16.c
> @@ -1,13 +1,33 @@
>  /* { dg-require-effective-target arm_v8_1m_mve_fp_ok } */
>  /* { dg-add-options arm_v8_1m_mve_fp } */
>  /* { dg-additional-options "-O2" } */
> +/* { dg-final { check-function-bodies "**" "" } } */
> 
>  #include "arm_mve.h"
> 
> +/*
> +**foo:
> +**   ...
> +**   vabs.f16        q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  float16x8_t
>  foo (float16x8_t a)
>  {
>    return vabsq_f16 (a);
>  }
> 
> -/* { dg-final { scan-assembler "vabs.f16"  }  } */
> +
> +/*
> +**foo1:
> +**   ...
> +**   vabs.f16        q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
> +float16x8_t
> +foo1 (float16x8_t a)
> +{
> +  return vabsq (a);
> +}
> +
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_f32.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_f32.c
> index 3614a44fbdc..cc24744fb26 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_f32.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_f32.c
> @@ -1,13 +1,33 @@
>  /* { dg-require-effective-target arm_v8_1m_mve_fp_ok } */
>  /* { dg-add-options arm_v8_1m_mve_fp } */
>  /* { dg-additional-options "-O2" } */
> +/* { dg-final { check-function-bodies "**" "" } } */
> 
>  #include "arm_mve.h"
> 
> +/*
> +**foo:
> +**   ...
> +**   vabs.f32        q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  float32x4_t
>  foo (float32x4_t a)
>  {
>    return vabsq_f32 (a);
>  }
> 
> -/* { dg-final { scan-assembler "vabs.f32"  }  } */
> +
> +/*
> +**foo1:
> +**   ...
> +**   vabs.f32        q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
> +float32x4_t
> +foo1 (float32x4_t a)
> +{
> +  return vabsq (a);
> +}
> +
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_m_f16.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_m_f16.c
> index 30c14a151af..21cf284d045 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_m_f16.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_m_f16.c
> @@ -1,22 +1,41 @@
>  /* { dg-require-effective-target arm_v8_1m_mve_fp_ok } */
>  /* { dg-add-options arm_v8_1m_mve_fp } */
>  /* { dg-additional-options "-O2" } */
> +/* { dg-final { check-function-bodies "**" "" } } */
> 
>  #include "arm_mve.h"
> 
> +/*
> +**foo:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vabst.f16       q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  float16x8_t
>  foo (float16x8_t inactive, float16x8_t a, mve_pred16_t p)
>  {
>    return vabsq_m_f16 (inactive, a, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vabst.f16"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vabst.f16       q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  float16x8_t
>  foo1 (float16x8_t inactive, float16x8_t a, mve_pred16_t p)
>  {
>    return vabsq_m (inactive, a, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_m_f32.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_m_f32.c
> index 652056aa98c..236830b3a9e 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_m_f32.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_m_f32.c
> @@ -1,22 +1,41 @@
>  /* { dg-require-effective-target arm_v8_1m_mve_fp_ok } */
>  /* { dg-add-options arm_v8_1m_mve_fp } */
>  /* { dg-additional-options "-O2" } */
> +/* { dg-final { check-function-bodies "**" "" } } */
> 
>  #include "arm_mve.h"
> 
> +/*
> +**foo:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vabst.f32       q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  float32x4_t
>  foo (float32x4_t inactive, float32x4_t a, mve_pred16_t p)
>  {
>    return vabsq_m_f32 (inactive, a, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vabst.f32"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vabst.f32       q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  float32x4_t
>  foo1 (float32x4_t inactive, float32x4_t a, mve_pred16_t p)
>  {
>    return vabsq_m (inactive, a, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_m_s16.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_m_s16.c
> index 2dcf488bd0d..22f7b37b30b 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_m_s16.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_m_s16.c
> @@ -1,22 +1,41 @@
>  /* { dg-require-effective-target arm_v8_1m_mve_ok } */
>  /* { dg-add-options arm_v8_1m_mve } */
>  /* { dg-additional-options "-O2" } */
> +/* { dg-final { check-function-bodies "**" "" } } */
> 
>  #include "arm_mve.h"
> 
> +/*
> +**foo:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vabst.s16       q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  int16x8_t
>  foo (int16x8_t inactive, int16x8_t a, mve_pred16_t p)
>  {
>    return vabsq_m_s16 (inactive, a, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vabst.s16"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vabst.s16       q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  int16x8_t
>  foo1 (int16x8_t inactive, int16x8_t a, mve_pred16_t p)
>  {
>    return vabsq_m (inactive, a, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_m_s32.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_m_s32.c
> index 183909fef93..b3021edf52b 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_m_s32.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_m_s32.c
> @@ -1,22 +1,41 @@
>  /* { dg-require-effective-target arm_v8_1m_mve_ok } */
>  /* { dg-add-options arm_v8_1m_mve } */
>  /* { dg-additional-options "-O2" } */
> +/* { dg-final { check-function-bodies "**" "" } } */
> 
>  #include "arm_mve.h"
> 
> +/*
> +**foo:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vabst.s32       q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  int32x4_t
>  foo (int32x4_t inactive, int32x4_t a, mve_pred16_t p)
>  {
>    return vabsq_m_s32 (inactive, a, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vabst.s32"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vabst.s32       q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  int32x4_t
>  foo1 (int32x4_t inactive, int32x4_t a, mve_pred16_t p)
>  {
>    return vabsq_m (inactive, a, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_m_s8.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_m_s8.c
> index cd17974838e..da9ff2f978a 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_m_s8.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_m_s8.c
> @@ -1,22 +1,41 @@
>  /* { dg-require-effective-target arm_v8_1m_mve_ok } */
>  /* { dg-add-options arm_v8_1m_mve } */
>  /* { dg-additional-options "-O2" } */
> +/* { dg-final { check-function-bodies "**" "" } } */
> 
>  #include "arm_mve.h"
> 
> +/*
> +**foo:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vabst.s8        q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  int8x16_t
>  foo (int8x16_t inactive, int8x16_t a, mve_pred16_t p)
>  {
>    return vabsq_m_s8 (inactive, a, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vabst.s8"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vabst.s8        q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  int8x16_t
>  foo1 (int8x16_t inactive, int8x16_t a, mve_pred16_t p)
>  {
>    return vabsq_m (inactive, a, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_s16.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_s16.c
> index 243afebc38c..84906302c8a 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_s16.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_s16.c
> @@ -1,21 +1,33 @@
> -/* { dg-require-effective-target arm_v8_1m_mve_fp_ok } */
> -/* { dg-add-options arm_v8_1m_mve_fp } */
> +/* { dg-require-effective-target arm_v8_1m_mve_ok } */
> +/* { dg-add-options arm_v8_1m_mve } */
>  /* { dg-additional-options "-O2" } */
> +/* { dg-final { check-function-bodies "**" "" } } */
> 
>  #include "arm_mve.h"
> 
> +/*
> +**foo:
> +**   ...
> +**   vabs.s16        q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  int16x8_t
>  foo (int16x8_t a)
>  {
>    return vabsq_s16 (a);
>  }
> 
> -/* { dg-final { scan-assembler "vabs.s16"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vabs.s16        q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  int16x8_t
>  foo1 (int16x8_t a)
>  {
>    return vabsq (a);
>  }
> 
> -/* { dg-final { scan-assembler "vabs.s16"  }  } */
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_s32.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_s32.c
> index d9843503a48..117c787d595 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_s32.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_s32.c
> @@ -1,21 +1,33 @@
> -/* { dg-require-effective-target arm_v8_1m_mve_fp_ok } */
> -/* { dg-add-options arm_v8_1m_mve_fp } */
> +/* { dg-require-effective-target arm_v8_1m_mve_ok } */
> +/* { dg-add-options arm_v8_1m_mve } */
>  /* { dg-additional-options "-O2" } */
> +/* { dg-final { check-function-bodies "**" "" } } */
> 
>  #include "arm_mve.h"
> 
> +/*
> +**foo:
> +**   ...
> +**   vabs.s32        q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  int32x4_t
>  foo (int32x4_t a)
>  {
>    return vabsq_s32 (a);
>  }
> 
> -/* { dg-final { scan-assembler "vabs.s32"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vabs.s32        q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  int32x4_t
>  foo1 (int32x4_t a)
>  {
>    return vabsq (a);
>  }
> 
> -/* { dg-final { scan-assembler "vabs.s32"  }  } */
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_s8.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_s8.c
> index 93bf1520dd3..a7f1413505c 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_s8.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_s8.c
> @@ -1,21 +1,33 @@
>  /* { dg-require-effective-target arm_v8_1m_mve_ok } */
>  /* { dg-add-options arm_v8_1m_mve } */
>  /* { dg-additional-options "-O2" } */
> +/* { dg-final { check-function-bodies "**" "" } } */
> 
>  #include "arm_mve.h"
> 
> +/*
> +**foo:
> +**   ...
> +**   vabs.s8 q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  int8x16_t
>  foo (int8x16_t a)
>  {
>    return vabsq_s8 (a);
>  }
> 
> -/* { dg-final { scan-assembler "vabs.s8"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vabs.s8 q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  int8x16_t
>  foo1 (int8x16_t a)
>  {
>    return vabsq (a);
>  }
> 
> -/* { dg-final { scan-assembler "vabs.s8"  }  } */
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_x_f16.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_x_f16.c
> index d1fc7002ccb..f24a8cccb53 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_x_f16.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_x_f16.c
> @@ -1,22 +1,41 @@
>  /* { dg-require-effective-target arm_v8_1m_mve_fp_ok } */
>  /* { dg-add-options arm_v8_1m_mve_fp } */
>  /* { dg-additional-options "-O2" } */
> +/* { dg-final { check-function-bodies "**" "" } } */
> 
>  #include "arm_mve.h"
> 
> +/*
> +**foo:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vabst.f16       q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  float16x8_t
>  foo (float16x8_t a, mve_pred16_t p)
>  {
>    return vabsq_x_f16 (a, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vabst.f16"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vabst.f16       q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  float16x8_t
>  foo1 (float16x8_t a, mve_pred16_t p)
>  {
>    return vabsq_x (a, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_x_f32.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_x_f32.c
> index 0beccac030d..fd4c2277969 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_x_f32.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_x_f32.c
> @@ -1,22 +1,41 @@
>  /* { dg-require-effective-target arm_v8_1m_mve_fp_ok } */
>  /* { dg-add-options arm_v8_1m_mve_fp } */
>  /* { dg-additional-options "-O2" } */
> +/* { dg-final { check-function-bodies "**" "" } } */
> 
>  #include "arm_mve.h"
> 
> +/*
> +**foo:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vabst.f32       q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  float32x4_t
>  foo (float32x4_t a, mve_pred16_t p)
>  {
>    return vabsq_x_f32 (a, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vabst.f32"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vabst.f32       q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  float32x4_t
>  foo1 (float32x4_t a, mve_pred16_t p)
>  {
>    return vabsq_x (a, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_x_s16.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_x_s16.c
> index fd67fd5ccac..0e1d1bb94d4 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_x_s16.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_x_s16.c
> @@ -1,22 +1,41 @@
>  /* { dg-require-effective-target arm_v8_1m_mve_ok } */
>  /* { dg-add-options arm_v8_1m_mve } */
>  /* { dg-additional-options "-O2" } */
> +/* { dg-final { check-function-bodies "**" "" } } */
> 
>  #include "arm_mve.h"
> 
> +/*
> +**foo:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vabst.s16       q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  int16x8_t
>  foo (int16x8_t a, mve_pred16_t p)
>  {
>    return vabsq_x_s16 (a, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vabst.s16"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vabst.s16       q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  int16x8_t
>  foo1 (int16x8_t a, mve_pred16_t p)
>  {
>    return vabsq_x (a, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_x_s32.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_x_s32.c
> index 22d561d1e46..64d0e4b574d 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_x_s32.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_x_s32.c
> @@ -1,22 +1,41 @@
>  /* { dg-require-effective-target arm_v8_1m_mve_ok } */
>  /* { dg-add-options arm_v8_1m_mve } */
>  /* { dg-additional-options "-O2" } */
> +/* { dg-final { check-function-bodies "**" "" } } */
> 
>  #include "arm_mve.h"
> 
> +/*
> +**foo:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vabst.s32       q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  int32x4_t
>  foo (int32x4_t a, mve_pred16_t p)
>  {
>    return vabsq_x_s32 (a, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vabst.s32"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vabst.s32       q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  int32x4_t
>  foo1 (int32x4_t a, mve_pred16_t p)
>  {
>    return vabsq_x (a, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_x_s8.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_x_s8.c
> index 6908a6ca20c..742bc701fae 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_x_s8.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vabsq_x_s8.c
> @@ -1,22 +1,41 @@
>  /* { dg-require-effective-target arm_v8_1m_mve_ok } */
>  /* { dg-add-options arm_v8_1m_mve } */
>  /* { dg-additional-options "-O2" } */
> +/* { dg-final { check-function-bodies "**" "" } } */
> 
>  #include "arm_mve.h"
> 
> +/*
> +**foo:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vabst.s8        q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  int8x16_t
>  foo (int8x16_t a, mve_pred16_t p)
>  {
>    return vabsq_x_s8 (a, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vabst.s8"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vabst.s8        q[0-9]+, q[0-9]+(?:     @.*|)
> +**   ...
> +*/
>  int8x16_t
>  foo1 (int8x16_t a, mve_pred16_t p)
>  {
>    return vabsq_x (a, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> --
> 2.25.1