From: Tom Musta Date: Fri, 1 Nov 2013 13:21:14 +0000 (-0500) Subject: Add lxvw4x X-Git-Tag: TizenStudio_2.0_p2.3.2~208^2~1155^2~20 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=897e61d13777a5995d3cd12fcaf44eb4bbb5439c;p=sdk%2Femulator%2Fqemu.git Add lxvw4x This patch adds the Load VSX Vector Word*4 Indexed (lxvw4x) instruction. V2: changed to use deposit_i64 per Richard Henderson's review. Signed-off-by: Tom Musta Reviewed-by: Richard Henderson Reviewed-by: Paolo Bonzini Signed-off-by: Alexander Graf --- diff --git a/target-ppc/translate.c b/target-ppc/translate.c index 23d2e09..62e74a6 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -7049,6 +7049,34 @@ static void gen_lxvdsx(DisasContext *ctx) tcg_temp_free(EA); } +static void gen_lxvw4x(DisasContext *ctx) +{ + TCGv EA, tmp; + TCGv_i64 xth = cpu_vsrh(xT(ctx->opcode)); + TCGv_i64 xtl = cpu_vsrl(xT(ctx->opcode)); + if (unlikely(!ctx->vsx_enabled)) { + gen_exception(ctx, POWERPC_EXCP_VSXU); + return; + } + gen_set_access_type(ctx, ACCESS_INT); + EA = tcg_temp_new(); + tmp = tcg_temp_new(); + gen_addr_reg_index(ctx, EA); + gen_qemu_ld32u(ctx, tmp, EA); + tcg_gen_addi_tl(EA, EA, 4); + gen_qemu_ld32u(ctx, xth, EA); + tcg_gen_deposit_i64(xth, xth, tmp, 32, 32); + + tcg_gen_addi_tl(EA, EA, 4); + gen_qemu_ld32u(ctx, tmp, EA); + tcg_gen_addi_tl(EA, EA, 4); + gen_qemu_ld32u(ctx, xtl, EA); + tcg_gen_deposit_i64(xtl, xtl, tmp, 32, 32); + + tcg_temp_free(EA); + tcg_temp_free(tmp); +} + static void gen_stxvd2x(DisasContext *ctx) { TCGv EA; @@ -9535,6 +9563,7 @@ GEN_VAFORM_PAIRED(vmaddfp, vnmsubfp, 23), GEN_HANDLER_E(lxsdx, 0x1F, 0x0C, 0x12, 0, PPC_NONE, PPC2_VSX), GEN_HANDLER_E(lxvd2x, 0x1F, 0x0C, 0x1A, 0, PPC_NONE, PPC2_VSX), GEN_HANDLER_E(lxvdsx, 0x1F, 0x0C, 0x0A, 0, PPC_NONE, PPC2_VSX), +GEN_HANDLER_E(lxvw4x, 0x1F, 0x0C, 0x18, 0, PPC_NONE, PPC2_VSX), GEN_HANDLER_E(stxvd2x, 0x1F, 0xC, 0x1E, 0, PPC_NONE, PPC2_VSX),