RE: [PATCH 04/23] arm: improve tests for vmulhq*

Kyrylo Tkachov via Gcc-patches Fri, 20 Jan 2023 09:49:47 -0800

> -----Original Message-----
> From: Andrea Corallo <andrea.cora...@arm.com>
> Sent: Friday, January 20, 2023 4:39 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 04/23] arm: improve tests for vmulhq*
> 
> gcc/testsuite/ChangeLog:
> 
>       * gcc.target/arm/mve/intrinsics/vmulhq_m_s16.c: Improve test.

Ok as before.
Thanks,
Kyrill

>       * gcc.target/arm/mve/intrinsics/vmulhq_m_s32.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vmulhq_m_s8.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vmulhq_m_u16.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vmulhq_m_u32.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vmulhq_m_u8.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vmulhq_s16.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vmulhq_s32.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vmulhq_s8.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vmulhq_u16.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vmulhq_u32.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vmulhq_u8.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vmulhq_x_s16.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vmulhq_x_s32.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vmulhq_x_s8.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vmulhq_x_u16.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vmulhq_x_u32.c: Likewise.
>       * gcc.target/arm/mve/intrinsics/vmulhq_x_u8.c: Likewise.
> ---
>  .../arm/mve/intrinsics/vmulhq_m_s16.c         | 34 ++++++++++++++++---
>  .../arm/mve/intrinsics/vmulhq_m_s32.c         | 34 ++++++++++++++++---
>  .../arm/mve/intrinsics/vmulhq_m_s8.c          | 34 ++++++++++++++++---
>  .../arm/mve/intrinsics/vmulhq_m_u16.c         | 34 ++++++++++++++++---
>  .../arm/mve/intrinsics/vmulhq_m_u32.c         | 34 ++++++++++++++++---
>  .../arm/mve/intrinsics/vmulhq_m_u8.c          | 34 ++++++++++++++++---
>  .../arm/mve/intrinsics/vmulhq_s16.c           | 24 +++++++++++--
>  .../arm/mve/intrinsics/vmulhq_s32.c           | 24 +++++++++++--
>  .../gcc.target/arm/mve/intrinsics/vmulhq_s8.c | 24 +++++++++++--
>  .../arm/mve/intrinsics/vmulhq_u16.c           | 24 +++++++++++--
>  .../arm/mve/intrinsics/vmulhq_u32.c           | 24 +++++++++++--
>  .../gcc.target/arm/mve/intrinsics/vmulhq_u8.c | 24 +++++++++++--
>  .../arm/mve/intrinsics/vmulhq_x_s16.c         | 33 ++++++++++++++++--
>  .../arm/mve/intrinsics/vmulhq_x_s32.c         | 33 ++++++++++++++++--
>  .../arm/mve/intrinsics/vmulhq_x_s8.c          | 33 ++++++++++++++++--
>  .../arm/mve/intrinsics/vmulhq_x_u16.c         | 33 ++++++++++++++++--
>  .../arm/mve/intrinsics/vmulhq_x_u32.c         | 33 ++++++++++++++++--
>  .../arm/mve/intrinsics/vmulhq_x_u8.c          | 33 ++++++++++++++++--
>  18 files changed, 492 insertions(+), 54 deletions(-)
> 
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_m_s16.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_m_s16.c
> index 4971869a27b..a7d8460c265 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_m_s16.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_m_s16.c
> @@ -1,23 +1,49 @@
>  /* { 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"
> 
> +#ifdef __cplusplus
> +extern "C" {
> +#endif
> +
> +/*
> +**foo:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vmulht.s16      q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  int16x8_t
>  foo (int16x8_t inactive, int16x8_t a, int16x8_t b, mve_pred16_t p)
>  {
>    return vmulhq_m_s16 (inactive, a, b, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vmulht.s16"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vmulht.s16      q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  int16x8_t
>  foo1 (int16x8_t inactive, int16x8_t a, int16x8_t b, mve_pred16_t p)
>  {
>    return vmulhq_m (inactive, a, b, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vmulht.s16"  }  } */
> +#ifdef __cplusplus
> +}
> +#endif
> +
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_m_s32.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_m_s32.c
> index 3006de7fd24..997fdbe8d23 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_m_s32.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_m_s32.c
> @@ -1,23 +1,49 @@
>  /* { 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"
> 
> +#ifdef __cplusplus
> +extern "C" {
> +#endif
> +
> +/*
> +**foo:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vmulht.s32      q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  int32x4_t
>  foo (int32x4_t inactive, int32x4_t a, int32x4_t b, mve_pred16_t p)
>  {
>    return vmulhq_m_s32 (inactive, a, b, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vmulht.s32"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vmulht.s32      q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  int32x4_t
>  foo1 (int32x4_t inactive, int32x4_t a, int32x4_t b, mve_pred16_t p)
>  {
>    return vmulhq_m (inactive, a, b, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vmulht.s32"  }  } */
> +#ifdef __cplusplus
> +}
> +#endif
> +
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_m_s8.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_m_s8.c
> index fbcef24ffc3..567461ff111 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_m_s8.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_m_s8.c
> @@ -1,23 +1,49 @@
>  /* { 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"
> 
> +#ifdef __cplusplus
> +extern "C" {
> +#endif
> +
> +/*
> +**foo:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vmulht.s8       q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  int8x16_t
>  foo (int8x16_t inactive, int8x16_t a, int8x16_t b, mve_pred16_t p)
>  {
>    return vmulhq_m_s8 (inactive, a, b, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vmulht.s8"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vmulht.s8       q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  int8x16_t
>  foo1 (int8x16_t inactive, int8x16_t a, int8x16_t b, mve_pred16_t p)
>  {
>    return vmulhq_m (inactive, a, b, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vmulht.s8"  }  } */
> +#ifdef __cplusplus
> +}
> +#endif
> +
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_m_u16.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_m_u16.c
> index 7059fecf047..9b813829cd6 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_m_u16.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_m_u16.c
> @@ -1,23 +1,49 @@
>  /* { 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"
> 
> +#ifdef __cplusplus
> +extern "C" {
> +#endif
> +
> +/*
> +**foo:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vmulht.u16      q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  uint16x8_t
>  foo (uint16x8_t inactive, uint16x8_t a, uint16x8_t b, mve_pred16_t p)
>  {
>    return vmulhq_m_u16 (inactive, a, b, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vmulht.u16"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vmulht.u16      q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  uint16x8_t
>  foo1 (uint16x8_t inactive, uint16x8_t a, uint16x8_t b, mve_pred16_t p)
>  {
>    return vmulhq_m (inactive, a, b, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vmulht.u16"  }  } */
> +#ifdef __cplusplus
> +}
> +#endif
> +
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_m_u32.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_m_u32.c
> index 1c2de7081cf..248432a2fe0 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_m_u32.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_m_u32.c
> @@ -1,23 +1,49 @@
>  /* { 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"
> 
> +#ifdef __cplusplus
> +extern "C" {
> +#endif
> +
> +/*
> +**foo:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vmulht.u32      q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  uint32x4_t
>  foo (uint32x4_t inactive, uint32x4_t a, uint32x4_t b, mve_pred16_t p)
>  {
>    return vmulhq_m_u32 (inactive, a, b, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vmulht.u32"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vmulht.u32      q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  uint32x4_t
>  foo1 (uint32x4_t inactive, uint32x4_t a, uint32x4_t b, mve_pred16_t p)
>  {
>    return vmulhq_m (inactive, a, b, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vmulht.u32"  }  } */
> +#ifdef __cplusplus
> +}
> +#endif
> +
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_m_u8.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_m_u8.c
> index 5eed85fb2d9..464180c1988 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_m_u8.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_m_u8.c
> @@ -1,23 +1,49 @@
>  /* { 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"
> 
> +#ifdef __cplusplus
> +extern "C" {
> +#endif
> +
> +/*
> +**foo:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vmulht.u8       q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  uint8x16_t
>  foo (uint8x16_t inactive, uint8x16_t a, uint8x16_t b, mve_pred16_t p)
>  {
>    return vmulhq_m_u8 (inactive, a, b, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vmulht.u8"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vmulht.u8       q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  uint8x16_t
>  foo1 (uint8x16_t inactive, uint8x16_t a, uint8x16_t b, mve_pred16_t p)
>  {
>    return vmulhq_m (inactive, a, b, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vmulht.u8"  }  } */
> +#ifdef __cplusplus
> +}
> +#endif
> +
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_s16.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_s16.c
> index a7260df0f51..0950c06ee05 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_s16.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_s16.c
> @@ -1,21 +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"
> 
> +#ifdef __cplusplus
> +extern "C" {
> +#endif
> +
> +/*
> +**foo:
> +**   ...
> +**   vmulh.s16       q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  int16x8_t
>  foo (int16x8_t a, int16x8_t b)
>  {
>    return vmulhq_s16 (a, b);
>  }
> 
> -/* { dg-final { scan-assembler "vmulh.s16"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmulh.s16       q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  int16x8_t
>  foo1 (int16x8_t a, int16x8_t b)
>  {
>    return vmulhq (a, b);
>  }
> 
> -/* { dg-final { scan-assembler "vmulh.s16"  }  } */
> +#ifdef __cplusplus
> +}
> +#endif
> +
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_s32.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_s32.c
> index 4fe46e62fc8..db2ab42a1e9 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_s32.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_s32.c
> @@ -1,21 +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"
> 
> +#ifdef __cplusplus
> +extern "C" {
> +#endif
> +
> +/*
> +**foo:
> +**   ...
> +**   vmulh.s32       q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  int32x4_t
>  foo (int32x4_t a, int32x4_t b)
>  {
>    return vmulhq_s32 (a, b);
>  }
> 
> -/* { dg-final { scan-assembler "vmulh.s32"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmulh.s32       q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  int32x4_t
>  foo1 (int32x4_t a, int32x4_t b)
>  {
>    return vmulhq (a, b);
>  }
> 
> -/* { dg-final { scan-assembler "vmulh.s32"  }  } */
> +#ifdef __cplusplus
> +}
> +#endif
> +
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_s8.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_s8.c
> index acc08039bb5..8bb2239005f 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_s8.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_s8.c
> @@ -1,21 +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"
> 
> +#ifdef __cplusplus
> +extern "C" {
> +#endif
> +
> +/*
> +**foo:
> +**   ...
> +**   vmulh.s8        q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  int8x16_t
>  foo (int8x16_t a, int8x16_t b)
>  {
>    return vmulhq_s8 (a, b);
>  }
> 
> -/* { dg-final { scan-assembler "vmulh.s8"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmulh.s8        q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  int8x16_t
>  foo1 (int8x16_t a, int8x16_t b)
>  {
>    return vmulhq (a, b);
>  }
> 
> -/* { dg-final { scan-assembler "vmulh.s8"  }  } */
> +#ifdef __cplusplus
> +}
> +#endif
> +
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_u16.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_u16.c
> index 37e40f06d72..bb88136589c 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_u16.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_u16.c
> @@ -1,21 +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"
> 
> +#ifdef __cplusplus
> +extern "C" {
> +#endif
> +
> +/*
> +**foo:
> +**   ...
> +**   vmulh.u16       q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  uint16x8_t
>  foo (uint16x8_t a, uint16x8_t b)
>  {
>    return vmulhq_u16 (a, b);
>  }
> 
> -/* { dg-final { scan-assembler "vmulh.u16"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmulh.u16       q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  uint16x8_t
>  foo1 (uint16x8_t a, uint16x8_t b)
>  {
>    return vmulhq (a, b);
>  }
> 
> -/* { dg-final { scan-assembler "vmulh.u16"  }  } */
> +#ifdef __cplusplus
> +}
> +#endif
> +
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_u32.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_u32.c
> index 5673d91486c..d42c41acb73 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_u32.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_u32.c
> @@ -1,21 +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"
> 
> +#ifdef __cplusplus
> +extern "C" {
> +#endif
> +
> +/*
> +**foo:
> +**   ...
> +**   vmulh.u32       q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  uint32x4_t
>  foo (uint32x4_t a, uint32x4_t b)
>  {
>    return vmulhq_u32 (a, b);
>  }
> 
> -/* { dg-final { scan-assembler "vmulh.u32"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmulh.u32       q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  uint32x4_t
>  foo1 (uint32x4_t a, uint32x4_t b)
>  {
>    return vmulhq (a, b);
>  }
> 
> -/* { dg-final { scan-assembler "vmulh.u32"  }  } */
> +#ifdef __cplusplus
> +}
> +#endif
> +
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_u8.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_u8.c
> index 29c6312bb7c..c666a9631af 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_u8.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_u8.c
> @@ -1,21 +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"
> 
> +#ifdef __cplusplus
> +extern "C" {
> +#endif
> +
> +/*
> +**foo:
> +**   ...
> +**   vmulh.u8        q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  uint8x16_t
>  foo (uint8x16_t a, uint8x16_t b)
>  {
>    return vmulhq_u8 (a, b);
>  }
> 
> -/* { dg-final { scan-assembler "vmulh.u8"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmulh.u8        q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  uint8x16_t
>  foo1 (uint8x16_t a, uint8x16_t b)
>  {
>    return vmulhq (a, b);
>  }
> 
> -/* { dg-final { scan-assembler "vmulh.u8"  }  } */
> +#ifdef __cplusplus
> +}
> +#endif
> +
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_x_s16.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_x_s16.c
> index b783570be19..a323c961838 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_x_s16.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_x_s16.c
> @@ -1,22 +1,49 @@
>  /* { 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"
> 
> +#ifdef __cplusplus
> +extern "C" {
> +#endif
> +
> +/*
> +**foo:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vmulht.s16      q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  int16x8_t
>  foo (int16x8_t a, int16x8_t b, mve_pred16_t p)
>  {
>    return vmulhq_x_s16 (a, b, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vmulht.s16"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vmulht.s16      q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  int16x8_t
>  foo1 (int16x8_t a, int16x8_t b, mve_pred16_t p)
>  {
>    return vmulhq_x (a, b, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> +#ifdef __cplusplus
> +}
> +#endif
> +
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_x_s32.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_x_s32.c
> index 003485be70b..98168b1be06 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_x_s32.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_x_s32.c
> @@ -1,22 +1,49 @@
>  /* { 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"
> 
> +#ifdef __cplusplus
> +extern "C" {
> +#endif
> +
> +/*
> +**foo:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vmulht.s32      q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  int32x4_t
>  foo (int32x4_t a, int32x4_t b, mve_pred16_t p)
>  {
>    return vmulhq_x_s32 (a, b, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vmulht.s32"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vmulht.s32      q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  int32x4_t
>  foo1 (int32x4_t a, int32x4_t b, mve_pred16_t p)
>  {
>    return vmulhq_x (a, b, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> +#ifdef __cplusplus
> +}
> +#endif
> +
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_x_s8.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_x_s8.c
> index d2359cd371b..b50f59b3df4 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_x_s8.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_x_s8.c
> @@ -1,22 +1,49 @@
>  /* { 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"
> 
> +#ifdef __cplusplus
> +extern "C" {
> +#endif
> +
> +/*
> +**foo:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vmulht.s8       q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  int8x16_t
>  foo (int8x16_t a, int8x16_t b, mve_pred16_t p)
>  {
>    return vmulhq_x_s8 (a, b, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vmulht.s8"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vmulht.s8       q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  int8x16_t
>  foo1 (int8x16_t a, int8x16_t b, mve_pred16_t p)
>  {
>    return vmulhq_x (a, b, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> +#ifdef __cplusplus
> +}
> +#endif
> +
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_x_u16.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_x_u16.c
> index c052c4ac007..afa803c2917 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_x_u16.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_x_u16.c
> @@ -1,22 +1,49 @@
>  /* { 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"
> 
> +#ifdef __cplusplus
> +extern "C" {
> +#endif
> +
> +/*
> +**foo:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vmulht.u16      q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  uint16x8_t
>  foo (uint16x8_t a, uint16x8_t b, mve_pred16_t p)
>  {
>    return vmulhq_x_u16 (a, b, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vmulht.u16"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vmulht.u16      q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  uint16x8_t
>  foo1 (uint16x8_t a, uint16x8_t b, mve_pred16_t p)
>  {
>    return vmulhq_x (a, b, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> +#ifdef __cplusplus
> +}
> +#endif
> +
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_x_u32.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_x_u32.c
> index 7eeba8be611..221795478cd 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_x_u32.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_x_u32.c
> @@ -1,22 +1,49 @@
>  /* { 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"
> 
> +#ifdef __cplusplus
> +extern "C" {
> +#endif
> +
> +/*
> +**foo:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vmulht.u32      q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  uint32x4_t
>  foo (uint32x4_t a, uint32x4_t b, mve_pred16_t p)
>  {
>    return vmulhq_x_u32 (a, b, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vmulht.u32"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vmulht.u32      q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  uint32x4_t
>  foo1 (uint32x4_t a, uint32x4_t b, mve_pred16_t p)
>  {
>    return vmulhq_x (a, b, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> +#ifdef __cplusplus
> +}
> +#endif
> +
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_x_u8.c
> b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_x_u8.c
> index ff2a53fc160..4383e2e7574 100644
> --- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_x_u8.c
> +++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vmulhq_x_u8.c
> @@ -1,22 +1,49 @@
>  /* { 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"
> 
> +#ifdef __cplusplus
> +extern "C" {
> +#endif
> +
> +/*
> +**foo:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vmulht.u8       q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  uint8x16_t
>  foo (uint8x16_t a, uint8x16_t b, mve_pred16_t p)
>  {
>    return vmulhq_x_u8 (a, b, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> -/* { dg-final { scan-assembler "vmulht.u8"  }  } */
> 
> +/*
> +**foo1:
> +**   ...
> +**   vmsr    p0, (?:ip|fp|r[0-9]+)(?:        @.*|)
> +**   ...
> +**   vpst(?: @.*|)
> +**   ...
> +**   vmulht.u8       q[0-9]+, q[0-9]+, q[0-9]+(?:    @.*|)
> +**   ...
> +*/
>  uint8x16_t
>  foo1 (uint8x16_t a, uint8x16_t b, mve_pred16_t p)
>  {
>    return vmulhq_x (a, b, p);
>  }
> 
> -/* { dg-final { scan-assembler "vpst" } } */
> +#ifdef __cplusplus
> +}
> +#endif
> +
> +/* { dg-final { scan-assembler-not "__ARM_undef" } } */
> \ No newline at end of file
> --
> 2.25.1
RE: [PATCH 04/23] arm: improve tests for vmulhq*

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