From e8070a23a8f9f6fa28ac1dcb4399c11492f18b10 Mon Sep 17 00:00:00 2001 From: Peter Maydell Date: Wed, 20 Jun 2012 11:57:08 +0000 Subject: target-arm: Remove old cpu_arm_set_cp_io infrastructure All the users of cpu_arm_set_cp_io have been converted, so we can remove it and the infrastructure it used. Signed-off-by: Peter Maydell --- target-arm/translate.c | 41 +---------------------------------------- 1 file changed, 1 insertion(+), 40 deletions(-) (limited to 'target-arm/translate.c') diff --git a/target-arm/translate.c b/target-arm/translate.c index d7edda7..75e464d 100644 --- a/target-arm/translate.c +++ b/target-arm/translate.c @@ -2439,39 +2439,6 @@ static int disas_dsp_insn(CPUARMState *env, DisasContext *s, uint32_t insn) return 1; } -/* Disassemble system coprocessor instruction. Return nonzero if - instruction is not defined. */ -static int disas_cp_insn(CPUARMState *env, DisasContext *s, uint32_t insn) -{ - TCGv tmp, tmp2; - uint32_t rd = (insn >> 12) & 0xf; - uint32_t cp = (insn >> 8) & 0xf; - if (IS_USER(s)) { - return 1; - } - - if (insn & ARM_CP_RW_BIT) { - if (!env->cp[cp].cp_read) - return 1; - gen_set_pc_im(s->pc); - tmp = tcg_temp_new_i32(); - tmp2 = tcg_const_i32(insn); - gen_helper_get_cp(tmp, cpu_env, tmp2); - tcg_temp_free(tmp2); - store_reg(s, rd, tmp); - } else { - if (!env->cp[cp].cp_write) - return 1; - gen_set_pc_im(s->pc); - tmp = load_reg(s, rd); - tmp2 = tcg_const_i32(insn); - gen_helper_set_cp(cpu_env, tmp2, tmp); - tcg_temp_free(tmp2); - tcg_temp_free_i32(tmp); - } - return 0; -} - static int cp15_user_ok(CPUARMState *env, uint32_t insn) { int cpn = (insn >> 16) & 0xf; @@ -6653,10 +6620,6 @@ static int disas_coproc_insn(CPUARMState * env, DisasContext *s, uint32_t insn) */ switch (cpnum) { case 14: - /* Coprocessors 7-15 are architecturally reserved by ARM. - Unfortunately Intel decided to ignore this. */ - if (arm_feature(env, ARM_FEATURE_XSCALE)) - goto board; if (insn & (1 << 20)) return disas_cp14_read(env, s, insn); else @@ -6664,9 +6627,7 @@ static int disas_coproc_insn(CPUARMState * env, DisasContext *s, uint32_t insn) case 15: return disas_cp15_insn (env, s, insn); default: - board: - /* Unknown coprocessor. See if the board has hooked it. */ - return disas_cp_insn (env, s, insn); + return 1; } } -- cgit v1.1