From 204a9c43afb92e2ff44fc9d1d377bc98ee97e3d7 Mon Sep 17 00:00:00 2001 From: Peter Crosthwaite Date: Wed, 10 Jul 2013 14:22:59 +1000 Subject: [PATCH] target-arm/helper.c: Allow const opaques in arm CP Allow for defining const opaque data in ARM CP register definitions by setting .opaque = foo. If non null opaque is passed into define_one_arm_cp_reg_with_opaque then that opaque will take precedence, otherwise if null opaque is passed, the original opaque data will be used. Signed-off-by: Peter Crosthwaite Message-id: cf0a3ac3438d97464240db9f5f4ef1585cbc1d77.1373429432.git.peter.crosthwaite@xilinx.com Signed-off-by: Peter Maydell --- target-arm/helper.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/target-arm/helper.c b/target-arm/helper.c index 8d8a8de3bdba..b7c926db183a 100644 --- a/target-arm/helper.c +++ b/target-arm/helper.c @@ -1608,7 +1608,9 @@ void define_one_arm_cp_reg_with_opaque(ARMCPU *cpu, ARMCPRegInfo *r2 = g_memdup(r, sizeof(ARMCPRegInfo)); int is64 = (r->type & ARM_CP_64BIT) ? 1 : 0; *key = ENCODE_CP_REG(r->cp, is64, r->crn, crm, opc1, opc2); - r2->opaque = opaque; + if (opaque) { + r2->opaque = opaque; + } /* Make sure reginfo passed to helpers for wildcarded regs * has the correct crm/opc1/opc2 for this reg, not CP_ANY: */