Hi all,
this small patch fix some unintentional fall-throughs in
`mve_vector_mem_operand'.
Regtested and bootstraped on arm-linux-gnueabihf.
Okay for trunk?
Regards
Andrea
gcc/ChangeLog
2020-05-28 Andrea Corallo <andrea.cora...@arm.com>
* config/arm/arm.c (mve_vector_mem_operand): Fix unwanted
fall-throughs.
>From 9b24746c356036c48cc5017942d565f5a786748e Mon Sep 17 00:00:00 2001
From: Andrea Corallo <andrea.cora...@arm.com>
Date: Wed, 27 May 2020 17:43:48 +0100
Subject: [PATCH] arm: Fix unwanted fall-throughs in arm.c
gcc/ChangeLog
2020-05-28 Andrea Corallo <andrea.cora...@arm.com>
* config/arm/arm.c (mve_vector_mem_operand): Fix unwanted
fall-throughs.
---
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 90cb1fb5f901..9257c7a51a40 100644
--- a/gcc/config/arm/arm.c
+++ b/gcc/config/arm/arm.c
@@ -13330,32 +13330,38 @@ 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;
}
--
2.17.1
