diff --git a/gcc/config/arm/mve.md b/gcc/config/arm/mve.md
index 58ffe03c499..6d5270281ec 100644
--- a/gcc/config/arm/mve.md
+++ b/gcc/config/arm/mve.md
@@ -266,7 +266,7 @@ (define_insn "mve_vdupq_n_f<mode>"
 	 VDUPQ_N_F))
   ]
   "TARGET_HAVE_MVE && TARGET_HAVE_MVE_FLOAT"
-  "vdup.%#<V_sz_elem>   %q0, %1"
+  "vdup.%#<V_sz_elem>\t%q0, %1"
   [(set_attr "type" "mve_move")
 ])
 
@@ -435,7 +435,7 @@ (define_insn "mve_vdupq_n_<supf><mode>"
 	 VDUPQ_N))
   ]
   "TARGET_HAVE_MVE"
-  "vdup.%#<V_sz_elem>   %q0, %1"
+  "vdup.%#<V_sz_elem>\t%q0, %1"
   [(set_attr "type" "mve_move")
 ])
 
@@ -3046,7 +3046,7 @@ (define_insn "mve_vdupq_m_n_<supf><mode>"
 	 VDUPQ_M_N))
   ]
   "TARGET_HAVE_MVE"
-  "vpst\;vdupt.%#<V_sz_elem>	%q0, %2"
+  "vpst\;vdupt.%#<V_sz_elem>\t%q0, %2"
   [(set_attr "type" "mve_move")
    (set_attr "length""8")])
 
@@ -3991,7 +3991,7 @@ (define_insn "mve_vdupq_m_n_f<mode>"
 	 VDUPQ_M_N_F))
   ]
   "TARGET_HAVE_MVE && TARGET_HAVE_MVE_FLOAT"
-  "vpst\;vdupt.%#<V_sz_elem>	%q0, %2"
+  "vpst\;vdupt.%#<V_sz_elem>\t%q0, %2"
   [(set_attr "type" "mve_move")
    (set_attr "length""8")])
 
diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_f16.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_f16.c
index 0b749be3527..bfa471bcb31 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_f16.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_f16.c
@@ -1,22 +1,57 @@
 /* { 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(?:	@.*|)
+**	...
+**	vdupt.16	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 float16x8_t
 foo (float16x8_t inactive, float16_t a, mve_pred16_t p)
 {
   return vdupq_m_n_f16 (inactive, a, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vdupt.16"  }  } */
 
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vdupt.16	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 float16x8_t
 foo1 (float16x8_t inactive, float16_t a, mve_pred16_t p)
 {
   return vdupq_m (inactive, a, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
+/*
+**foo2:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vdupt.16	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
+float16x8_t
+foo2 (float16x8_t inactive, mve_pred16_t p)
+{
+  return vdupq_m (inactive, 1.1, p);
+}
+
+/* { dg-final { scan-assembler-not "__ARM_undef" } } */
\ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_f32.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_f32.c
index 9cca5310c7a..e1dd8f58ad0 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_f32.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_f32.c
@@ -1,22 +1,57 @@
 /* { 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(?:	@.*|)
+**	...
+**	vdupt.32	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 float32x4_t
 foo (float32x4_t inactive, float32_t a, mve_pred16_t p)
 {
   return vdupq_m_n_f32 (inactive, a, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vdupt.32"  }  } */
 
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vdupt.32	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 float32x4_t
 foo1 (float32x4_t inactive, float32_t a, mve_pred16_t p)
 {
   return vdupq_m (inactive, a, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
+/*
+**foo2:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vdupt.32	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
+float32x4_t
+foo2 (float32x4_t inactive, mve_pred16_t p)
+{
+  return vdupq_m (inactive, 1.1, p);
+}
+
+/* { dg-final { scan-assembler-not "__ARM_undef" } } */
\ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_s16.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_s16.c
index b521f13e94f..52304ace03a 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_s16.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_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(?:	@.*|)
+**	...
+**	vdupt.16	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 int16x8_t
 foo (int16x8_t inactive, int16_t a, mve_pred16_t p)
 {
   return vdupq_m_n_s16 (inactive, a, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vdupt.16"  }  } */
 
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vdupt.16	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 int16x8_t
 foo1 (int16x8_t inactive, int16_t a, mve_pred16_t p)
 {
   return vdupq_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/vdupq_m_n_s32.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_s32.c
index 96aa195dc18..44a80c5d5bc 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_s32.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_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(?:	@.*|)
+**	...
+**	vdupt.32	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 int32x4_t
 foo (int32x4_t inactive, int32_t a, mve_pred16_t p)
 {
   return vdupq_m_n_s32 (inactive, a, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vdupt.32"  }  } */
 
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vdupt.32	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 int32x4_t
 foo1 (int32x4_t inactive, int32_t a, mve_pred16_t p)
 {
   return vdupq_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/vdupq_m_n_s8.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_s8.c
index f1d222000c1..1630a3b9234 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_s8.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_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(?:	@.*|)
+**	...
+**	vdupt.8	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 int8x16_t
 foo (int8x16_t inactive, int8_t a, mve_pred16_t p)
 {
   return vdupq_m_n_s8 (inactive, a, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vdupt.8"  }  } */
 
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vdupt.8	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 int8x16_t
 foo1 (int8x16_t inactive, int8_t a, mve_pred16_t p)
 {
   return vdupq_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/vdupq_m_n_u16.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_u16.c
index 39d0c9f502d..d3df8b69248 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_u16.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_u16.c
@@ -1,22 +1,57 @@
 /* { 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(?:	@.*|)
+**	...
+**	vdupt.16	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 uint16x8_t
 foo (uint16x8_t inactive, uint16_t a, mve_pred16_t p)
 {
   return vdupq_m_n_u16 (inactive, a, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vdupt.16"  }  } */
 
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vdupt.16	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 uint16x8_t
 foo1 (uint16x8_t inactive, uint16_t a, mve_pred16_t p)
 {
   return vdupq_m (inactive, a, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
+/*
+**foo2:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vdupt.16	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
+uint16x8_t
+foo2 (uint16x8_t inactive, mve_pred16_t p)
+{
+  return vdupq_m (inactive, 1, p);
+}
+
+/* { dg-final { scan-assembler-not "__ARM_undef" } } */
\ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_u32.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_u32.c
index fc107172e16..e6bb0cc2c38 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_u32.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_u32.c
@@ -1,22 +1,57 @@
 /* { 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(?:	@.*|)
+**	...
+**	vdupt.32	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 uint32x4_t
 foo (uint32x4_t inactive, uint32_t a, mve_pred16_t p)
 {
   return vdupq_m_n_u32 (inactive, a, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vdupt.32"  }  } */
 
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vdupt.32	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 uint32x4_t
 foo1 (uint32x4_t inactive, uint32_t a, mve_pred16_t p)
 {
   return vdupq_m (inactive, a, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
+/*
+**foo2:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vdupt.32	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
+uint32x4_t
+foo2 (uint32x4_t inactive, mve_pred16_t p)
+{
+  return vdupq_m (inactive, 1, p);
+}
+
+/* { dg-final { scan-assembler-not "__ARM_undef" } } */
\ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_u8.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_u8.c
index 9fd3bc443cb..ad6f6d04ae3 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_u8.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_m_n_u8.c
@@ -1,22 +1,57 @@
 /* { 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(?:	@.*|)
+**	...
+**	vdupt.8	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 uint8x16_t
 foo (uint8x16_t inactive, uint8_t a, mve_pred16_t p)
 {
   return vdupq_m_n_u8 (inactive, a, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vdupt.8"  }  } */
 
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vdupt.8	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 uint8x16_t
 foo1 (uint8x16_t inactive, uint8_t a, mve_pred16_t p)
 {
   return vdupq_m (inactive, a, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
+/*
+**foo2:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vdupt.8	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
+uint8x16_t
+foo2 (uint8x16_t inactive, mve_pred16_t p)
+{
+  return vdupq_m (inactive, 1, p);
+}
+
+/* { dg-final { scan-assembler-not "__ARM_undef" } } */
\ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_f16.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_f16.c
index 62bfc194533..fc5a7933653 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_f16.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_f16.c
@@ -1,13 +1,32 @@
 /* { 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:
+**	...
+**	vdup.16	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 float16x8_t
 foo (float16_t a)
 {
   return vdupq_n_f16 (a);
 }
 
-/* { dg-final { scan-assembler "vdup.16"  }  } */
+/*
+**foo1:
+**	...
+**	vdup.16	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
+float16x8_t
+foo1 ()
+{
+  return vdupq_n_f16 (1.1);
+}
+
+/* { dg-final { scan-assembler-not "__ARM_undef" } } */
\ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_f32.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_f32.c
index f5ad2286d8d..a6be82e5927 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_f32.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_f32.c
@@ -1,13 +1,32 @@
 /* { 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:
+**	...
+**	vdup.32	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 float32x4_t
 foo (float32_t a)
 {
   return vdupq_n_f32 (a);
 }
 
-/* { dg-final { scan-assembler "vdup.32"  }  } */
+/*
+**foo1:
+**	...
+**	vdup.32	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
+float32x4_t
+foo1 ()
+{
+  return vdupq_n_f32 (1.1);
+}
+
+/* { dg-final { scan-assembler-not "__ARM_undef" } } */
\ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_s16.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_s16.c
index 1378522a18e..f842b96c3b1 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_s16.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_s16.c
@@ -1,13 +1,20 @@
-/* { 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:
+**	...
+**	vdup.16	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 int16x8_t
 foo (int16_t a)
 {
   return vdupq_n_s16 (a);
 }
 
-/* { dg-final { scan-assembler "vdup.16"  }  } */
+/* { dg-final { scan-assembler-not "__ARM_undef" } } */
\ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_s32.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_s32.c
index 43affe856c0..05cbff8fdae 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_s32.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_s32.c
@@ -1,13 +1,20 @@
-/* { 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:
+**	...
+**	vdup.32	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 int32x4_t
 foo (int32_t a)
 {
   return vdupq_n_s32 (a);
 }
 
-/* { dg-final { scan-assembler "vdup.32"  }  } */
+/* { dg-final { scan-assembler-not "__ARM_undef" } } */
\ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_s8.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_s8.c
index 3f934dc5d59..1d141161604 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_s8.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_s8.c
@@ -1,13 +1,20 @@
 /* { 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:
+**	...
+**	vdup.8	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 int8x16_t
 foo (int8_t a)
 {
   return vdupq_n_s8 (a);
 }
 
-/* { dg-final { scan-assembler "vdup.8"  }  } */
+/* { dg-final { scan-assembler-not "__ARM_undef" } } */
\ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_u16.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_u16.c
index 93268643fec..4839d427e65 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_u16.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_u16.c
@@ -1,13 +1,32 @@
 /* { 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:
+**	...
+**	vdup.16	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 uint16x8_t
 foo (uint16_t a)
 {
-    return vdupq_n_u16 (a);
+  return vdupq_n_u16 (a);
 }
 
-/* { dg-final { scan-assembler "vdup.16"  }  } */
+/*
+**foo1:
+**	...
+**	vdup.16	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
+uint16x8_t
+foo1 ()
+{
+  return vdupq_n_u16 (1);
+}
+
+/* { dg-final { scan-assembler-not "__ARM_undef" } } */
\ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_u32.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_u32.c
index 276e9ddc67f..f0069eb7280 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_u32.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_u32.c
@@ -1,13 +1,32 @@
 /* { 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:
+**	...
+**	vdup.32	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 uint32x4_t
 foo (uint32_t a)
 {
-    return vdupq_n_u32 (a);
+  return vdupq_n_u32 (a);
 }
 
-/* { dg-final { scan-assembler "vdup.32"  }  } */
+/*
+**foo1:
+**	...
+**	vdup.32	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
+uint32x4_t
+foo1 ()
+{
+  return vdupq_n_u32 (1);
+}
+
+/* { dg-final { scan-assembler-not "__ARM_undef" } } */
\ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_u8.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_u8.c
index d0361c15047..fe26687ae45 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_u8.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_n_u8.c
@@ -1,13 +1,32 @@
 /* { 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:
+**	...
+**	vdup.8	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 uint8x16_t
 foo (uint8_t a)
 {
-    return vdupq_n_u8 (a);
+  return vdupq_n_u8 (a);
 }
 
-/* { dg-final { scan-assembler "vdup.8"  }  } */
+/*
+**foo1:
+**	...
+**	vdup.8	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
+uint8x16_t
+foo1 ()
+{
+  return vdupq_n_u8 (1);
+}
+
+/* { dg-final { scan-assembler-not "__ARM_undef" } } */
\ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_f16.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_f16.c
index c91ee62791c..11ebb47f94f 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_f16.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_f16.c
@@ -1,14 +1,40 @@
 /* { 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(?:	@.*|)
+**	...
+**	vdupt.16	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 float16x8_t
 foo (float16_t a, mve_pred16_t p)
 {
   return vdupq_x_n_f16 (a, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vdupt.16"  }  } */
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vdupt.16	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
+float16x8_t
+foo1 (mve_pred16_t p)
+{
+  return vdupq_x_n_f16 (1.1, p);
+}
+
+/* { dg-final { scan-assembler-not "__ARM_undef" } } */
\ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_f32.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_f32.c
index c2b39051f5b..4e79bd54f71 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_f32.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_f32.c
@@ -1,14 +1,40 @@
 /* { 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(?:	@.*|)
+**	...
+**	vdupt.32	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 float32x4_t
 foo (float32_t a, mve_pred16_t p)
 {
   return vdupq_x_n_f32 (a, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vdupt.32"  }  } */
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vdupt.32	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
+float32x4_t
+foo1 (mve_pred16_t p)
+{
+  return vdupq_x_n_f32 (1.1, p);
+}
+
+/* { dg-final { scan-assembler-not "__ARM_undef" } } */
\ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_s16.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_s16.c
index cc8a5bfeca1..90288777df7 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_s16.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_s16.c
@@ -1,14 +1,24 @@
 /* { 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(?:	@.*|)
+**	...
+**	vdupt.16	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 int16x8_t
 foo (int16_t a, mve_pred16_t p)
 {
   return vdupq_x_n_s16 (a, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vdupt.16"  }  } */
+/* { dg-final { scan-assembler-not "__ARM_undef" } } */
\ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_s32.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_s32.c
index b3ed3eb68e8..c4c906e0682 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_s32.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_s32.c
@@ -1,14 +1,24 @@
 /* { 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(?:	@.*|)
+**	...
+**	vdupt.32	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 int32x4_t
 foo (int32_t a, mve_pred16_t p)
 {
   return vdupq_x_n_s32 (a, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vdupt.32"  }  } */
+/* { dg-final { scan-assembler-not "__ARM_undef" } } */
\ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_s8.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_s8.c
index 3be865dcc84..6234730827e 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_s8.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_s8.c
@@ -1,14 +1,24 @@
 /* { 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(?:	@.*|)
+**	...
+**	vdupt.8	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 int8x16_t
 foo (int8_t a, mve_pred16_t p)
 {
   return vdupq_x_n_s8 (a, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vdupt.8"  }  } */
+/* { dg-final { scan-assembler-not "__ARM_undef" } } */
\ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_u16.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_u16.c
index d01338aeb91..821fcddcab1 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_u16.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_u16.c
@@ -1,14 +1,40 @@
 /* { 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(?:	@.*|)
+**	...
+**	vdupt.16	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 uint16x8_t
 foo (uint16_t a, mve_pred16_t p)
 {
   return vdupq_x_n_u16 (a, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vdupt.16"  }  } */
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vdupt.16	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
+uint16x8_t
+foo1 (mve_pred16_t p)
+{
+  return vdupq_x_n_u16 (1, p);
+}
+
+/* { dg-final { scan-assembler-not "__ARM_undef" } } */
\ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_u32.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_u32.c
index 8fa7d4552bc..20125df6226 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_u32.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_u32.c
@@ -1,14 +1,40 @@
 /* { 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(?:	@.*|)
+**	...
+**	vdupt.32	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 uint32x4_t
 foo (uint32_t a, mve_pred16_t p)
 {
   return vdupq_x_n_u32 (a, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vdupt.32"  }  } */
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vdupt.32	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
+uint32x4_t
+foo1 (mve_pred16_t p)
+{
+  return vdupq_x_n_u32 (1, p);
+}
+
+/* { dg-final { scan-assembler-not "__ARM_undef" } } */
\ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_u8.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_u8.c
index 96ad899c9c2..defaaeebfcf 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_u8.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vdupq_x_n_u8.c
@@ -1,14 +1,40 @@
 /* { 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(?:	@.*|)
+**	...
+**	vdupt.8	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
 uint8x16_t
 foo (uint8_t a, mve_pred16_t p)
 {
   return vdupq_x_n_u8 (a, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vdupt.8"  }  } */
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vdupt.8	q[0-9]+, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+*/
+uint8x16_t
+foo1 (mve_pred16_t p)
+{
+  return vdupq_x_n_u8 (1, p);
+}
+
+/* { dg-final { scan-assembler-not "__ARM_undef" } } */
\ No newline at end of file
