diff --git a/gcc/config/arm/mve.md b/gcc/config/arm/mve.md
index 62186f124da..1215f845388 100644
--- a/gcc/config/arm/mve.md
+++ b/gcc/config/arm/mve.md
@@ -9043,7 +9043,7 @@ (define_insn "mve_vddupq_u<mode>_insn"
        (minus:SI (match_dup 2)
 		 (match_operand:SI 4 "immediate_operand" "i")))]
  "TARGET_HAVE_MVE"
- "vddup.u%#<V_sz_elem>  %q0, %1, %3")
+ "vddup.u%#<V_sz_elem>\t%q0, %1, %3")
 
 ;;
 ;; [vddupq_m_n_u])
@@ -9079,7 +9079,7 @@ (define_insn "mve_vddupq_m_wb_u<mode>_insn"
        (minus:SI (match_dup 3)
 		 (match_operand:SI 6 "immediate_operand" "i")))]
  "TARGET_HAVE_MVE"
- "vpst\;\tvddupt.u%#<V_sz_elem>\t%q0, %2, %4"
+ "vpst\;vddupt.u%#<V_sz_elem>\t%q0, %2, %4"
  [(set_attr "length""8")])
 
 ;;
diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_m_n_u16.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_m_n_u16.c
index 7332711f6a7..7c8b0152763 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_m_n_u16.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_m_n_u16.c
@@ -1,23 +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(?:	@.*|)
+**	...
+**	vddupt.u16	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint16x8_t
 foo (uint16x8_t inactive, uint32_t a, mve_pred16_t p)
 {
   return vddupq_m_n_u16 (inactive, a, 1, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vddupt.u16"  }  } */
 
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u16	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint16x8_t
 foo1 (uint16x8_t inactive, uint32_t a, mve_pred16_t p)
 {
   return vddupq_m (inactive, a, 1, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vddupt.u16"  }  } */
+/*
+**foo2:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u16	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
+uint16x8_t
+foo2 (uint16x8_t inactive, mve_pred16_t p)
+{
+  return vddupq_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/vddupq_m_n_u32.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_m_n_u32.c
index 54ad91f2803..810a1a7e21b 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_m_n_u32.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_m_n_u32.c
@@ -1,23 +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(?:	@.*|)
+**	...
+**	vddupt.u32	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint32x4_t
 foo (uint32x4_t inactive, uint32_t a, mve_pred16_t p)
 {
-  return vddupq_m_n_u32 (inactive, a, 4, p);
+  return vddupq_m_n_u32 (inactive, a, 1, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vddupt.u32"  }  } */
 
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u32	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint32x4_t
 foo1 (uint32x4_t inactive, uint32_t a, mve_pred16_t p)
 {
-  return vddupq_m (inactive, a, 4, p);
+  return vddupq_m (inactive, a, 1, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vddupt.u32"  }  } */
+/*
+**foo2:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u32	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
+uint32x4_t
+foo2 (uint32x4_t inactive, mve_pred16_t p)
+{
+  return vddupq_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/vddupq_m_n_u8.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_m_n_u8.c
index 3746b5db6e5..6642b9f4b88 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_m_n_u8.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_m_n_u8.c
@@ -1,23 +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(?:	@.*|)
+**	...
+**	vddupt.u8	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint8x16_t
 foo (uint8x16_t inactive, uint32_t a, mve_pred16_t p)
 {
-  return vddupq_m_n_u8 (inactive, a, 4, p);
+  return vddupq_m_n_u8 (inactive, a, 1, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vddupt.u8"  }  } */
 
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u8	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint8x16_t
 foo1 (uint8x16_t inactive, uint32_t a, mve_pred16_t p)
 {
-  return vddupq_m (inactive, a, 4, p);
+  return vddupq_m (inactive, a, 1, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vddupt.u8"  }  } */
+/*
+**foo2:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u8	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
+uint8x16_t
+foo2 (uint8x16_t inactive, mve_pred16_t p)
+{
+  return vddupq_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/vddupq_m_wb_u16.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_m_wb_u16.c
index 8b5d9e86469..cc6a19516d9 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_m_wb_u16.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_m_wb_u16.c
@@ -1,23 +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(?:	@.*|)
+**	...
+**	vddupt.u16	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint16x8_t
 foo (uint16x8_t inactive, uint32_t *a, mve_pred16_t p)
 {
   return vddupq_m_wb_u16 (inactive, a, 1, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vddupt.u16"  }  } */
 
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u16	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint16x8_t
 foo1 (uint16x8_t inactive, uint32_t *a, mve_pred16_t p)
 {
   return vddupq_m (inactive, a, 1, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vddupt.u16"  }  } */
+/*
+**foo2:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u16	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
+uint16x8_t
+foo2 (uint16x8_t inactive, mve_pred16_t p)
+{
+  return vddupq_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/vddupq_m_wb_u32.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_m_wb_u32.c
index 7a8c363ac70..cd6c6f86eea 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_m_wb_u32.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_m_wb_u32.c
@@ -1,23 +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(?:	@.*|)
+**	...
+**	vddupt.u32	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint32x4_t
 foo (uint32x4_t inactive, uint32_t *a, mve_pred16_t p)
 {
-  return vddupq_m_wb_u32 (inactive, a, 4, p);
+  return vddupq_m_wb_u32 (inactive, a, 1, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vddupt.u32"  }  } */
 
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u32	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint32x4_t
 foo1 (uint32x4_t inactive, uint32_t *a, mve_pred16_t p)
 {
-  return vddupq_m (inactive, a, 4, p);
+  return vddupq_m (inactive, a, 1, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vddupt.u32"  }  } */
+/*
+**foo2:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u32	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
+uint32x4_t
+foo2 (uint32x4_t inactive, mve_pred16_t p)
+{
+  return vddupq_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/vddupq_m_wb_u8.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_m_wb_u8.c
index 45784a5c9cd..fe186e743da 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_m_wb_u8.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_m_wb_u8.c
@@ -1,23 +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(?:	@.*|)
+**	...
+**	vddupt.u8	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint8x16_t
 foo (uint8x16_t inactive, uint32_t *a, mve_pred16_t p)
 {
-  return vddupq_m_wb_u8 (inactive, a, 4, p);
+  return vddupq_m_wb_u8 (inactive, a, 1, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vddupt.u8"  }  } */
 
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u8	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint8x16_t
 foo1 (uint8x16_t inactive, uint32_t *a, mve_pred16_t p)
 {
-  return vddupq_m (inactive, a, 4, p);
+  return vddupq_m (inactive, a, 1, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vddupt.u8"  }  } */
+/*
+**foo2:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u8	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
+uint8x16_t
+foo2 (uint8x16_t inactive, mve_pred16_t p)
+{
+  return vddupq_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/vddupq_n_u16.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_n_u16.c
index 4684e2af553..2dba2d74b61 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_n_u16.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_n_u16.c
@@ -1,21 +1,45 @@
 /* { 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:
+**	...
+**	vddup.u16	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint16x8_t
 foo (uint32_t a)
 {
-  return vddupq_n_u16 (a, 4);
+  return vddupq_n_u16 (a, 1);
 }
 
-/* { dg-final { scan-assembler "vddup.u16"  }  } */
 
+/*
+**foo1:
+**	...
+**	vddup.u16	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint16x8_t
 foo1 (uint32_t a)
 {
-  return vddupq_u16 (a, 4);
+  return vddupq_u16 (a, 1);
 }
 
-/* { dg-final { scan-assembler "vddup.u16"  }  } */
+/*
+**foo2:
+**	...
+**	vddup.u16	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
+uint16x8_t
+foo2 ()
+{
+  return vddupq_u16 (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/vddupq_n_u32.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_n_u32.c
index aeaa83eb6bc..6b5cf6c75b0 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_n_u32.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_n_u32.c
@@ -1,21 +1,45 @@
 /* { 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:
+**	...
+**	vddup.u32	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint32x4_t
 foo (uint32_t a)
 {
   return vddupq_n_u32 (a, 1);
 }
 
-/* { dg-final { scan-assembler "vddup.u32"  }  } */
 
+/*
+**foo1:
+**	...
+**	vddup.u32	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint32x4_t
 foo1 (uint32_t a)
 {
   return vddupq_u32 (a, 1);
 }
 
-/* { dg-final { scan-assembler "vddup.u32"  }  } */
+/*
+**foo2:
+**	...
+**	vddup.u32	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
+uint32x4_t
+foo2 ()
+{
+  return vddupq_u32 (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/vddupq_n_u8.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_n_u8.c
index 255a9f80b6b..174e422f4ef 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_n_u8.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_n_u8.c
@@ -1,21 +1,45 @@
 /* { 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:
+**	...
+**	vddup.u8	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint8x16_t
 foo (uint32_t a)
 {
   return vddupq_n_u8 (a, 1);
 }
 
-/* { dg-final { scan-assembler "vddup.u8"  }  } */
 
+/*
+**foo1:
+**	...
+**	vddup.u8	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint8x16_t
 foo1 (uint32_t a)
 {
   return vddupq_u8 (a, 1);
 }
 
-/* { dg-final { scan-assembler "vddup.u8"  }  } */
+/*
+**foo2:
+**	...
+**	vddup.u8	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
+uint8x16_t
+foo2 ()
+{
+  return vddupq_u8 (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/vddupq_wb_u16.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_wb_u16.c
index 40fc6cf2197..6a471a7f72f 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_wb_u16.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_wb_u16.c
@@ -1,21 +1,45 @@
 /* { 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:
+**	...
+**	vddup.u16	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint16x8_t
 foo (uint32_t *a)
 {
-  return vddupq_wb_u16 (a, 4);
+  return vddupq_wb_u16 (a, 1);
 }
 
-/* { dg-final { scan-assembler "vddup.u16"  }  } */
 
+/*
+**foo1:
+**	...
+**	vddup.u16	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint16x8_t
 foo1 (uint32_t *a)
 {
-  return vddupq_u16 (a, 4);
+  return vddupq_u16 (a, 1);
 }
 
-/* { dg-final { scan-assembler "vddup.u16"  }  } */
+/*
+**foo2:
+**	...
+**	vddup.u16	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
+uint16x8_t
+foo2 ()
+{
+  return vddupq_u16 (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/vddupq_wb_u32.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_wb_u32.c
index 09b5b1f2f80..debf420d3e8 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_wb_u32.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_wb_u32.c
@@ -1,21 +1,45 @@
 /* { 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:
+**	...
+**	vddup.u32	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint32x4_t
 foo (uint32_t *a)
 {
   return vddupq_wb_u32 (a, 1);
 }
 
-/* { dg-final { scan-assembler "vddup.u32"  }  } */
 
+/*
+**foo1:
+**	...
+**	vddup.u32	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint32x4_t
 foo1 (uint32_t *a)
 {
   return vddupq_u32 (a, 1);
 }
 
-/* { dg-final { scan-assembler "vddup.u32"  }  } */
+/*
+**foo2:
+**	...
+**	vddup.u32	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
+uint32x4_t
+foo2 ()
+{
+  return vddupq_u32 (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/vddupq_wb_u8.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_wb_u8.c
index 00dfa906748..8e6ef8adccd 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_wb_u8.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_wb_u8.c
@@ -1,21 +1,45 @@
 /* { 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:
+**	...
+**	vddup.u8	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint8x16_t
 foo (uint32_t *a)
 {
   return vddupq_wb_u8 (a, 1);
 }
 
-/* { dg-final { scan-assembler "vddup.u8"  }  } */
 
+/*
+**foo1:
+**	...
+**	vddup.u8	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint8x16_t
 foo1 (uint32_t *a)
 {
   return vddupq_u8 (a, 1);
 }
 
-/* { dg-final { scan-assembler "vddup.u8"  }  } */
+/*
+**foo2:
+**	...
+**	vddup.u8	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
+uint8x16_t
+foo2 ()
+{
+  return vddupq_u8 (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/vddupq_x_n_u16.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_x_n_u16.c
index 5b0fc0b6340..1aafaf87b82 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_x_n_u16.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_x_n_u16.c
@@ -1,23 +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(?:	@.*|)
+**	...
+**	vddupt.u16	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint16x8_t
 foo (uint32_t a, mve_pred16_t p)
 {
   return vddupq_x_n_u16 (a, 1, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vddupt.u16"  }  } */
 
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u16	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint16x8_t
 foo1 (uint32_t a, mve_pred16_t p)
 {
   return vddupq_x_u16 (a, 1, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vddupt.u16"  }  } */
+/*
+**foo2:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u16	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
+uint16x8_t
+foo2 (mve_pred16_t p)
+{
+  return vddupq_x_u16 (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/vddupq_x_n_u32.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_x_n_u32.c
index 66def991b65..2e3e268dbee 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_x_n_u32.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_x_n_u32.c
@@ -1,23 +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(?:	@.*|)
+**	...
+**	vddupt.u32	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint32x4_t
 foo (uint32_t a, mve_pred16_t p)
 {
-  return vddupq_x_n_u32 (a, 4, p);
+  return vddupq_x_n_u32 (a, 1, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vddupt.u32"  }  } */
 
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u32	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint32x4_t
 foo1 (uint32_t a, mve_pred16_t p)
 {
-  return vddupq_x_u32 (a, 4, p);
+  return vddupq_x_u32 (a, 1, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vddupt.u32"  }  } */
+/*
+**foo2:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u32	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
+uint32x4_t
+foo2 (mve_pred16_t p)
+{
+  return vddupq_x_u32 (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/vddupq_x_n_u8.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_x_n_u8.c
index 8ac322ed52d..bdf563a8074 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_x_n_u8.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_x_n_u8.c
@@ -1,23 +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(?:	@.*|)
+**	...
+**	vddupt.u8	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint8x16_t
 foo (uint32_t a, mve_pred16_t p)
 {
-  return vddupq_x_n_u8 (a, 4, p);
+  return vddupq_x_n_u8 (a, 1, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vddupt.u8"  }  } */
 
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u8	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint8x16_t
 foo1 (uint32_t a, mve_pred16_t p)
 {
-  return vddupq_x_u8 (a, 4, p);
+  return vddupq_x_u8 (a, 1, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vddupt.u8"  }  } */
+/*
+**foo2:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u8	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
+uint8x16_t
+foo2 (mve_pred16_t p)
+{
+  return vddupq_x_u8 (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/vddupq_x_wb_u16.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_x_wb_u16.c
index 030048f840a..713d8b731c8 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_x_wb_u16.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_x_wb_u16.c
@@ -1,25 +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"
 
-uint32_t *a;
-
+/*
+**foo:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u16	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint16x8_t
-foo (mve_pred16_t p)
+foo (uint32_t *a, mve_pred16_t p)
 {
-  return vddupq_x_wb_u16 (a, 2, p);
+  return vddupq_x_wb_u16 (a, 1, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vddupt.u16"  }  } */
 
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u16	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
+uint16x8_t
+foo1 (uint32_t *a, mve_pred16_t p)
+{
+  return vddupq_x_u16 (a, 1, p);
+}
+
+/*
+**foo2:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u16	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint16x8_t
-foo1 (mve_pred16_t p)
+foo2 (mve_pred16_t p)
 {
-  return vddupq_x_u16 (a, 2, p);
+  return vddupq_x_u16 (1, 1, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vddupt.u16"  }  } */
+/* { dg-final { scan-assembler-not "__ARM_undef" } } */
\ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_x_wb_u32.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_x_wb_u32.c
index 95bf28e4052..9f484b3b8fb 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_x_wb_u32.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_x_wb_u32.c
@@ -1,25 +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"
 
-uint32_t *a;
-
+/*
+**foo:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u32	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint32x4_t
-foo (mve_pred16_t p)
+foo (uint32_t *a, mve_pred16_t p)
 {
-  return vddupq_x_wb_u32 (a, 8, p);
+  return vddupq_x_wb_u32 (a, 1, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vddupt.u32"  }  } */
 
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u32	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
+uint32x4_t
+foo1 (uint32_t *a, mve_pred16_t p)
+{
+  return vddupq_x_u32 (a, 1, p);
+}
+
+/*
+**foo2:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u32	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint32x4_t
-foo1 (mve_pred16_t p)
+foo2 (mve_pred16_t p)
 {
-  return vddupq_x_u32 (a, 8, p);
+  return vddupq_x_u32 (1, 1, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vddupt.u32"  }  } */
+/* { dg-final { scan-assembler-not "__ARM_undef" } } */
\ No newline at end of file
diff --git a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_x_wb_u8.c b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_x_wb_u8.c
index 2fe81dded55..aa83bfed125 100644
--- a/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_x_wb_u8.c
+++ b/gcc/testsuite/gcc.target/arm/mve/intrinsics/vddupq_x_wb_u8.c
@@ -1,25 +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"
 
-uint32_t *a;
-
+/*
+**foo:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u8	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint8x16_t
-foo (mve_pred16_t p)
+foo (uint32_t *a, mve_pred16_t p)
 {
-  return vddupq_x_wb_u8 (a, 8, p);
+  return vddupq_x_wb_u8 (a, 1, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vddupt.u8"  }  } */
 
+/*
+**foo1:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u8	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
+uint8x16_t
+foo1 (uint32_t *a, mve_pred16_t p)
+{
+  return vddupq_x_u8 (a, 1, p);
+}
+
+/*
+**foo2:
+**	...
+**	vmsr	p0, (?:ip|fp|r[0-9]+)(?:	@.*|)
+**	...
+**	vpst(?:	@.*|)
+**	...
+**	vddupt.u8	q[0-9]+, (?:ip|fp|r[0-9]+), #[0-9]+(?:	@.*|)
+**	...
+*/
 uint8x16_t
-foo1 (mve_pred16_t p)
+foo2 (mve_pred16_t p)
 {
-  return vddupq_x_u8 (a, 8, p);
+  return vddupq_x_u8 (1, 1, p);
 }
 
-/* { dg-final { scan-assembler "vpst" } } */
-/* { dg-final { scan-assembler "vddupt.u8"  }  } */
+/* { dg-final { scan-assembler-not "__ARM_undef" } } */
\ No newline at end of file
