[gcc/devel/gccgo] arm: Fix unwanted fall-throughs in arm.c

[Ian Lance Taylor]

https://gcc.gnu.org/g:dd019ef07358602a444f3e63f848aaece5c280f4

commit dd019ef07358602a444f3e63f848aaece5c280f4
Author: Andrea Corallo <andrea.corallo@arm.com>
Date:   Wed May 27 17:43:48 2020 +0100

    arm: Fix unwanted fall-throughs in arm.c
    
    gcc/ChangeLog
    
    2020-05-28  Andrea Corallo  <andrea.corallo@arm.com>
    
            * config/arm/arm.c (mve_vector_mem_operand): Fix unwanted
            fall-throughs.

Diff:
---
 gcc/config/arm/arm.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c
index c396b5b28e3..6b7ca829f1c 100644
--- a/gcc/config/arm/arm.c
+++ b/gcc/config/arm/arm.c
@@ -13327,32 +13327,38 @@ mve_vector_mem_operand (machine_mode mode, rtx op, bool strict)
 	    if (abs (val) <= 127)
 	      return ((reg_no < LAST_ARM_REGNUM && reg_no != SP_REGNUM)
 		      || (!strict && reg_no >= FIRST_PSEUDO_REGISTER));
+	    return FALSE;
 	  case E_V8HImode:
 	  case E_V8HFmode:
 	    if (abs (val) <= 255)
 	      return ((reg_no < LAST_ARM_REGNUM && reg_no != SP_REGNUM)
 		      || (!strict && reg_no >= FIRST_PSEUDO_REGISTER));
+	    return FALSE;
 	  case E_V8QImode:
 	  case E_V4QImode:
 	    if (abs (val) <= 127)
 	      return (reg_no <= LAST_LO_REGNUM
 		      || (!strict && reg_no >= FIRST_PSEUDO_REGISTER));
+	    return FALSE;
 	  case E_V4HImode:
 	  case E_V4HFmode:
 	    if (val % 2 == 0 && abs (val) <= 254)
 	      return (reg_no <= LAST_LO_REGNUM
 		      || (!strict && reg_no >= FIRST_PSEUDO_REGISTER));
+	    return FALSE;
 	  case E_V4SImode:
 	  case E_V4SFmode:
 	    if (val % 4 == 0 && abs (val) <= 508)
 	      return ((reg_no < LAST_ARM_REGNUM && reg_no != SP_REGNUM)
 		      || (!strict && reg_no >= FIRST_PSEUDO_REGISTER));
+	    return FALSE;
 	  case E_V2DImode:
 	  case E_V2DFmode:
 	  case E_TImode:
 	    if (val % 4 == 0 && val >= 0 && val <= 1020)
 	      return ((reg_no < LAST_ARM_REGNUM && reg_no != SP_REGNUM)
 		      || (!strict && reg_no >= FIRST_PSEUDO_REGISTER));
+	    return FALSE;
 	  default:
 	    return FALSE;
 	}