Signed-off-by: Richard Henderson <r...@twiddle.net> Signed-off-by: Pranith Kumar <bobby.pr...@gmail.com> --- tcg/ppc/tcg-target.inc.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+)
diff --git a/tcg/ppc/tcg-target.inc.c b/tcg/ppc/tcg-target.inc.c index da10052..766848e 100644 --- a/tcg/ppc/tcg-target.inc.c +++ b/tcg/ppc/tcg-target.inc.c @@ -469,6 +469,10 @@ static int tcg_target_const_match(tcg_target_long val, TCGType type, #define STHX XO31(407) #define STWX XO31(151) +#define EIEIO XO31(854) +#define HWSYNC XO31(598) +#define LWSYNC (HWSYNC | (1u << 21)) + #define SPR(a, b) ((((a)<<5)|(b))<<11) #define LR SPR(8, 0) #define CTR SPR(9, 0) @@ -1237,6 +1241,21 @@ static void tcg_out_brcond2 (TCGContext *s, const TCGArg *args, tcg_out_bc(s, BC | BI(7, CR_EQ) | BO_COND_TRUE, arg_label(args[5])); } +static void tcg_out_mb(TCGContext *s, TCGArg a0) +{ + switch (a0 & TCG_MO_ALL) { + case TCG_MO_LD_LD: + tcg_out32(s, LWSYNC); + break; + case TCG_MO_ST_ST: + tcg_out32(s, EIEIO); + break; + default: + tcg_out32(s, HWSYNC); + break; + } +} + #ifdef __powerpc64__ void ppc_tb_set_jmp_target(uintptr_t jmp_addr, uintptr_t addr) { @@ -2439,6 +2458,10 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, const TCGArg *args, tcg_out32(s, MULHD | TAB(args[0], args[1], args[2])); break; + case INDEX_op_mb: + tcg_out_mb(s, args[0]); + break; + case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */ case INDEX_op_mov_i64: case INDEX_op_movi_i32: /* Always emitted via tcg_out_movi. */ @@ -2586,6 +2609,7 @@ static const TCGTargetOpDef ppc_op_defs[] = { { INDEX_op_qemu_st_i64, { "S", "S", "S", "S" } }, #endif + { INDEX_op_mb, { } }, { -1 }, }; -- 2.9.0