From d85afd1eb5764722b8d46806d2d6acccc2b9d044 Mon Sep 17 00:00:00 2001 From: Chen Qun Date: Fri, 11 Dec 2020 16:24:20 +0100 Subject: [PATCH] hw/intc/arm_gicv3_kvm: silence the compiler warnings MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit When using -Wimplicit-fallthrough in our CFLAGS, the compiler showed warning: hw/intc/arm_gicv3_kvm.c: In function ‘kvm_arm_gicv3_put’: hw/intc/arm_gicv3_kvm.c:484:13: warning: this statement may fall through [-Wimplicit-fallthrough=] kvm_gicc_access(s, ICC_AP0R_EL1(1), ncpu, ®64, true); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ hw/intc/arm_gicv3_kvm.c:485:9: note: here default: ^~~~~~~ hw/intc/arm_gicv3_kvm.c:495:13: warning: this statement may fall through [-Wimplicit-fallthrough=] kvm_gicc_access(s, ICC_AP1R_EL1(2), ncpu, ®64, true); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ hw/intc/arm_gicv3_kvm.c:496:9: note: here case 6: ^~~~ hw/intc/arm_gicv3_kvm.c:498:13: warning: this statement may fall through [-Wimplicit-fallthrough=] kvm_gicc_access(s, ICC_AP1R_EL1(1), ncpu, ®64, true); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ hw/intc/arm_gicv3_kvm.c:499:9: note: here default: ^~~~~~~ hw/intc/arm_gicv3_kvm.c: In function ‘kvm_arm_gicv3_get’: hw/intc/arm_gicv3_kvm.c:634:37: warning: this statement may fall through [-Wimplicit-fallthrough=] c->icc_apr[GICV3_G0][2] = reg64; ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~ hw/intc/arm_gicv3_kvm.c:635:9: note: here case 6: ^~~~ hw/intc/arm_gicv3_kvm.c:637:37: warning: this statement may fall through [-Wimplicit-fallthrough=] c->icc_apr[GICV3_G0][1] = reg64; ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~ hw/intc/arm_gicv3_kvm.c:638:9: note: here default: ^~~~~~~ hw/intc/arm_gicv3_kvm.c:648:39: warning: this statement may fall through [-Wimplicit-fallthrough=] c->icc_apr[GICV3_G1NS][2] = reg64; ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~ hw/intc/arm_gicv3_kvm.c:649:9: note: here case 6: ^~~~ hw/intc/arm_gicv3_kvm.c:651:39: warning: this statement may fall through [-Wimplicit-fallthrough=] c->icc_apr[GICV3_G1NS][1] = reg64; ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~ hw/intc/arm_gicv3_kvm.c:652:9: note: here default: ^~~~~~~ Reported-by: Euler Robot Signed-off-by: Chen Qun Signed-off-by: Thomas Huth Reviewed-by: Peter Maydell Message-Id: <20201211152426.350966-7-thuth@redhat.com> Signed-off-by: Thomas Huth --- hw/intc/arm_gicv3_kvm.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/hw/intc/arm_gicv3_kvm.c b/hw/intc/arm_gicv3_kvm.c index 187eb054e0..d040a5d1e9 100644 --- a/hw/intc/arm_gicv3_kvm.c +++ b/hw/intc/arm_gicv3_kvm.c @@ -478,9 +478,11 @@ static void kvm_arm_gicv3_put(GICv3State *s) kvm_gicc_access(s, ICC_AP0R_EL1(3), ncpu, ®64, true); reg64 = c->icc_apr[GICV3_G0][2]; kvm_gicc_access(s, ICC_AP0R_EL1(2), ncpu, ®64, true); + /* fall through */ case 6: reg64 = c->icc_apr[GICV3_G0][1]; kvm_gicc_access(s, ICC_AP0R_EL1(1), ncpu, ®64, true); + /* fall through */ default: reg64 = c->icc_apr[GICV3_G0][0]; kvm_gicc_access(s, ICC_AP0R_EL1(0), ncpu, ®64, true); @@ -492,9 +494,11 @@ static void kvm_arm_gicv3_put(GICv3State *s) kvm_gicc_access(s, ICC_AP1R_EL1(3), ncpu, ®64, true); reg64 = c->icc_apr[GICV3_G1NS][2]; kvm_gicc_access(s, ICC_AP1R_EL1(2), ncpu, ®64, true); + /* fall through */ case 6: reg64 = c->icc_apr[GICV3_G1NS][1]; kvm_gicc_access(s, ICC_AP1R_EL1(1), ncpu, ®64, true); + /* fall through */ default: reg64 = c->icc_apr[GICV3_G1NS][0]; kvm_gicc_access(s, ICC_AP1R_EL1(0), ncpu, ®64, true); @@ -631,9 +635,11 @@ static void kvm_arm_gicv3_get(GICv3State *s) c->icc_apr[GICV3_G0][3] = reg64; kvm_gicc_access(s, ICC_AP0R_EL1(2), ncpu, ®64, false); c->icc_apr[GICV3_G0][2] = reg64; + /* fall through */ case 6: kvm_gicc_access(s, ICC_AP0R_EL1(1), ncpu, ®64, false); c->icc_apr[GICV3_G0][1] = reg64; + /* fall through */ default: kvm_gicc_access(s, ICC_AP0R_EL1(0), ncpu, ®64, false); c->icc_apr[GICV3_G0][0] = reg64; @@ -645,9 +651,11 @@ static void kvm_arm_gicv3_get(GICv3State *s) c->icc_apr[GICV3_G1NS][3] = reg64; kvm_gicc_access(s, ICC_AP1R_EL1(2), ncpu, ®64, false); c->icc_apr[GICV3_G1NS][2] = reg64; + /* fall through */ case 6: kvm_gicc_access(s, ICC_AP1R_EL1(1), ncpu, ®64, false); c->icc_apr[GICV3_G1NS][1] = reg64; + /* fall through */ default: kvm_gicc_access(s, ICC_AP1R_EL1(0), ncpu, ®64, false); c->icc_apr[GICV3_G1NS][0] = reg64; -- 2.11.4.GIT