From 0c240785a843f70df5116cea2652c6c042ade36b Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Wed, 26 Apr 2017 11:50:31 +0000 Subject: [PATCH] tcg/ppc: Implement goto_ptr Signed-off-by: Richard Henderson --- tcg/ppc/tcg-target.h | 2 +- tcg/ppc/tcg-target.inc.c | 7 +++++++ 2 files changed, 8 insertions(+), 1 deletion(-) diff --git a/tcg/ppc/tcg-target.h b/tcg/ppc/tcg-target.h index a9aa974f77..5f4a40a5b4 100644 --- a/tcg/ppc/tcg-target.h +++ b/tcg/ppc/tcg-target.h @@ -82,7 +82,7 @@ extern bool have_isa_3_00; #define TCG_TARGET_HAS_muls2_i32 0 #define TCG_TARGET_HAS_muluh_i32 1 #define TCG_TARGET_HAS_mulsh_i32 1 -#define TCG_TARGET_HAS_goto_ptr 0 +#define TCG_TARGET_HAS_goto_ptr 1 #if TCG_TARGET_REG_BITS == 64 #define TCG_TARGET_HAS_add2_i32 0 diff --git a/tcg/ppc/tcg-target.inc.c b/tcg/ppc/tcg-target.inc.c index 64f67d2c77..8d50f18328 100644 --- a/tcg/ppc/tcg-target.inc.c +++ b/tcg/ppc/tcg-target.inc.c @@ -1932,6 +1932,7 @@ static void tcg_target_qemu_prologue(TCGContext *s) /* Epilogue */ tcg_debug_assert(tb_ret_addr == s->code_ptr); + s->code_gen_epilogue = tb_ret_addr; tcg_out_ld(s, TCG_TYPE_PTR, TCG_REG_R0, TCG_REG_R1, FRAME_SIZE+LR_OFFSET); for (i = 0; i < ARRAY_SIZE(tcg_target_callee_save_regs); ++i) { @@ -1986,6 +1987,11 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, const TCGArg *args, #endif s->tb_jmp_reset_offset[args[0]] = tcg_current_code_size(s); break; + case INDEX_op_goto_ptr: + tcg_out32(s, MTSPR | RS(args[0]) | CTR); + tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_R3, 0); + tcg_out32(s, BCCTR | BO_ALWAYS); + break; case INDEX_op_br: { TCGLabel *l = arg_label(args[0]); @@ -2555,6 +2561,7 @@ static const TCGTargetOpDef ppc_op_defs[] = { { INDEX_op_exit_tb, { } }, { INDEX_op_goto_tb, { } }, { INDEX_op_br, { } }, + { INDEX_op_goto_ptr, { "r" } }, { INDEX_op_ld8u_i32, { "r", "r" } }, { INDEX_op_ld8s_i32, { "r", "r" } }, -- 2.11.0