From a8f4bce6f8eeb51d4682bf1f14bd9fe04f6b1d78 Mon Sep 17 00:00:00 2001 From: Luis Pires Date: Fri, 29 Oct 2021 16:24:15 -0300 Subject: [PATCH] target/ppc: Move dqua[q], drrnd[q] to decodetree MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Move the following instructions to decodetree: dqua: DFP Quantize dquaq: DFP Quantize Quad drrnd: DFP Reround drrndq: DFP Reround Quad Signed-off-by: Luis Pires Reviewed-by: Philippe Mathieu-Daudé Reviewed-by: Richard Henderson Message-Id: <20211029192417.400707-14-luis.pires@eldorado.org.br> Signed-off-by: David Gibson --- target/ppc/dfp_helper.c | 8 ++--- target/ppc/helper.h | 8 ++--- target/ppc/insn32.decode | 18 +++++++++-- target/ppc/translate/dfp-impl.c.inc | 50 +++++++++++++---------------- target/ppc/translate/dfp-ops.c.inc | 25 --------------- 5 files changed, 47 insertions(+), 62 deletions(-) diff --git a/target/ppc/dfp_helper.c b/target/ppc/dfp_helper.c index df3e6c7cb1..a50a73d3c0 100644 --- a/target/ppc/dfp_helper.c +++ b/target/ppc/dfp_helper.c @@ -769,8 +769,8 @@ void helper_##op(CPUPPCState *env, ppc_fprp_t *t, ppc_fprp_t *a, \ set_dfp##size(t, &dfp.vt); \ } -DFP_HELPER_QUA(dqua, 64) -DFP_HELPER_QUA(dquaq, 128) +DFP_HELPER_QUA(DQUA, 64) +DFP_HELPER_QUA(DQUAQ, 128) static void _dfp_reround(uint8_t rmc, int32_t ref_sig, int32_t xmax, struct PPC_DFP *dfp) @@ -847,8 +847,8 @@ void helper_##op(CPUPPCState *env, ppc_fprp_t *t, ppc_fprp_t *a, \ set_dfp##size(t, &dfp.vt); \ } -DFP_HELPER_RRND(drrnd, 64) -DFP_HELPER_RRND(drrndq, 128) +DFP_HELPER_RRND(DRRND, 64) +DFP_HELPER_RRND(DRRNDQ, 128) #define DFP_HELPER_RINT(op, postprocs, size) \ void helper_##op(CPUPPCState *env, ppc_fprp_t *t, ppc_fprp_t *b, \ diff --git a/target/ppc/helper.h b/target/ppc/helper.h index 70bc8ac579..70aebdfeff 100644 --- a/target/ppc/helper.h +++ b/target/ppc/helper.h @@ -722,10 +722,10 @@ DEF_HELPER_3(DTSTSFI, i32, env, i32, fprp) DEF_HELPER_3(DTSTSFIQ, i32, env, i32, fprp) DEF_HELPER_5(DQUAI, void, env, fprp, fprp, i32, i32) DEF_HELPER_5(DQUAIQ, void, env, fprp, fprp, i32, i32) -DEF_HELPER_5(dqua, void, env, fprp, fprp, fprp, i32) -DEF_HELPER_5(dquaq, void, env, fprp, fprp, fprp, i32) -DEF_HELPER_5(drrnd, void, env, fprp, fprp, fprp, i32) -DEF_HELPER_5(drrndq, void, env, fprp, fprp, fprp, i32) +DEF_HELPER_5(DQUA, void, env, fprp, fprp, fprp, i32) +DEF_HELPER_5(DQUAQ, void, env, fprp, fprp, fprp, i32) +DEF_HELPER_5(DRRND, void, env, fprp, fprp, fprp, i32) +DEF_HELPER_5(DRRNDQ, void, env, fprp, fprp, fprp, i32) DEF_HELPER_5(DRINTX, void, env, fprp, fprp, i32, i32) DEF_HELPER_5(DRINTXQ, void, env, fprp, fprp, i32, i32) DEF_HELPER_5(DRINTN, void, env, fprp, fprp, i32, i32) diff --git a/target/ppc/insn32.decode b/target/ppc/insn32.decode index 5369af17b6..f7c8d50bd9 100644 --- a/target/ppc/insn32.decode +++ b/target/ppc/insn32.decode @@ -84,11 +84,19 @@ %z22_frap 17:4 !function=times_2 @Z22_bf_frap ...... bf:3 .. ....0 dm:6 ......... . &Z22_bf_fra fra=%z22_frap +&Z23_tab frt fra frb rmc rc:bool +@Z23_tab ...... frt:5 fra:5 frb:5 rmc:2 ........ rc:1 &Z23_tab + +%z23_frtp 22:4 !function=times_2 +%z23_frap 17:4 !function=times_2 +%z23_frbp 12:4 !function=times_2 +@Z23_tabp ...... ....0 ....0 ....0 rmc:2 ........ rc:1 &Z23_tab frt=%z23_frtp fra=%z23_frap frb=%z23_frbp + +@Z23_tp_a_bp ...... ....0 fra:5 ....0 rmc:2 ........ rc:1 &Z23_tab frt=%z23_frtp frb=%z23_frbp + &Z23_tb frt frb r:bool rmc rc:bool @Z23_tb ...... frt:5 .... r:1 frb:5 rmc:2 ........ rc:1 &Z23_tb -%z23_frtp 22:4 !function=times_2 -%z23_frbp 12:4 !function=times_2 @Z23_tbp ...... ....0 .... r:1 ....0 rmc:2 ........ rc:1 &Z23_tb frt=%z23_frtp frb=%z23_frbp &Z23_te_tb te frt frb rmc rc:bool @@ -250,6 +258,12 @@ DTSTSFIQ 111111 ... - ...... ..... 1010100011 - @X_bf_uim_bp DQUAI 111011 ..... ..... ..... .. 01000011 . @Z23_te_tb DQUAIQ 111111 ..... ..... ..... .. 01000011 . @Z23_te_tbp +DQUA 111011 ..... ..... ..... .. 00000011 . @Z23_tab +DQUAQ 111111 ..... ..... ..... .. 00000011 . @Z23_tabp + +DRRND 111011 ..... ..... ..... .. 00100011 . @Z23_tab +DRRNDQ 111111 ..... ..... ..... .. 00100011 . @Z23_tp_a_bp + DRINTX 111011 ..... ---- . ..... .. 01100011 . @Z23_tb DRINTXQ 111111 ..... ---- . ..... .. 01100011 . @Z23_tbp diff --git a/target/ppc/translate/dfp-impl.c.inc b/target/ppc/translate/dfp-impl.c.inc index cb481d028a..30d65ffb46 100644 --- a/target/ppc/translate/dfp-impl.c.inc +++ b/target/ppc/translate/dfp-impl.c.inc @@ -86,28 +86,25 @@ static bool trans_##NAME(DisasContext *ctx, arg_##NAME *a) \ return true; \ } -#define GEN_DFP_T_A_B_I32_Rc(name, i32fld) \ -static void gen_##name(DisasContext *ctx) \ -{ \ - TCGv_ptr rt, ra, rb; \ - TCGv_i32 i32; \ - if (unlikely(!ctx->fpu_enabled)) { \ - gen_exception(ctx, POWERPC_EXCP_FPU); \ - return; \ - } \ - rt = gen_fprp_ptr(rD(ctx->opcode)); \ - ra = gen_fprp_ptr(rA(ctx->opcode)); \ - rb = gen_fprp_ptr(rB(ctx->opcode)); \ - i32 = tcg_const_i32(i32fld(ctx->opcode)); \ - gen_helper_##name(cpu_env, rt, ra, rb, i32); \ - if (unlikely(Rc(ctx->opcode) != 0)) { \ - gen_set_cr1_from_fpscr(ctx); \ - } \ - tcg_temp_free_ptr(rt); \ - tcg_temp_free_ptr(rb); \ - tcg_temp_free_ptr(ra); \ - tcg_temp_free_i32(i32); \ - } +#define TRANS_DFP_T_A_B_I32_Rc(NAME, I32FLD) \ +static bool trans_##NAME(DisasContext *ctx, arg_##NAME *a) \ +{ \ + TCGv_ptr rt, ra, rb; \ + REQUIRE_INSNS_FLAGS2(ctx, DFP); \ + REQUIRE_FPU(ctx); \ + rt = gen_fprp_ptr(a->frt); \ + ra = gen_fprp_ptr(a->fra); \ + rb = gen_fprp_ptr(a->frb); \ + gen_helper_##NAME(cpu_env, rt, ra, rb, \ + tcg_constant_i32(a->I32FLD)); \ + if (unlikely(a->rc)) { \ + gen_set_cr1_from_fpscr(ctx); \ + } \ + tcg_temp_free_ptr(rt); \ + tcg_temp_free_ptr(ra); \ + tcg_temp_free_ptr(rb); \ + return true; \ +} #define GEN_DFP_T_B_Rc(name) \ static void gen_##name(DisasContext *ctx) \ @@ -172,10 +169,10 @@ TRANS_DFP_BF_I_B(DTSTSFI) TRANS_DFP_BF_I_B(DTSTSFIQ) TRANS_DFP_T_B_U32_U32_Rc(DQUAI, te, rmc) TRANS_DFP_T_B_U32_U32_Rc(DQUAIQ, te, rmc) -GEN_DFP_T_A_B_I32_Rc(dqua, RMC) -GEN_DFP_T_A_B_I32_Rc(dquaq, RMC) -GEN_DFP_T_A_B_I32_Rc(drrnd, RMC) -GEN_DFP_T_A_B_I32_Rc(drrndq, RMC) +TRANS_DFP_T_A_B_I32_Rc(DQUA, rmc) +TRANS_DFP_T_A_B_I32_Rc(DQUAQ, rmc) +TRANS_DFP_T_A_B_I32_Rc(DRRND, rmc) +TRANS_DFP_T_A_B_I32_Rc(DRRNDQ, rmc) TRANS_DFP_T_B_U32_U32_Rc(DRINTX, r, rmc) TRANS_DFP_T_B_U32_U32_Rc(DRINTXQ, r, rmc) TRANS_DFP_T_B_U32_U32_Rc(DRINTN, r, rmc) @@ -201,7 +198,6 @@ GEN_DFP_T_FPR_I32_Rc(dscliq, rA, DCM) GEN_DFP_T_FPR_I32_Rc(dscri, rA, DCM) GEN_DFP_T_FPR_I32_Rc(dscriq, rA, DCM) -#undef GEN_DFP_T_A_B_I32_Rc #undef GEN_DFP_T_B_Rc #undef GEN_DFP_T_FPR_I32_Rc diff --git a/target/ppc/translate/dfp-ops.c.inc b/target/ppc/translate/dfp-ops.c.inc index c563f84a0b..3e0dfae796 100644 --- a/target/ppc/translate/dfp-ops.c.inc +++ b/target/ppc/translate/dfp-ops.c.inc @@ -5,12 +5,6 @@ GEN_HANDLER_E(name, 0x3B, op1, op2, mask, PPC_NONE, PPC2_DFP) GEN_HANDLER_E(name, 0x3B, op1, 0x00 | op2, mask, PPC_NONE, PPC2_DFP), \ GEN_HANDLER_E(name, 0x3B, op1, 0x10 | op2, mask, PPC_NONE, PPC2_DFP) -#define _GEN_DFP_LONGx4(name, op1, op2, mask) \ -GEN_HANDLER_E(name, 0x3B, op1, 0x00 | op2, mask, PPC_NONE, PPC2_DFP), \ -GEN_HANDLER_E(name, 0x3B, op1, 0x08 | op2, mask, PPC_NONE, PPC2_DFP), \ -GEN_HANDLER_E(name, 0x3B, op1, 0x10 | op2, mask, PPC_NONE, PPC2_DFP), \ -GEN_HANDLER_E(name, 0x3B, op1, 0x18 | op2, mask, PPC_NONE, PPC2_DFP) - #define _GEN_DFP_QUAD(name, op1, op2, mask) \ GEN_HANDLER_E(name, 0x3F, op1, op2, mask, PPC_NONE, PPC2_DFP) @@ -18,12 +12,6 @@ GEN_HANDLER_E(name, 0x3F, op1, op2, mask, PPC_NONE, PPC2_DFP) GEN_HANDLER_E(name, 0x3F, op1, 0x00 | op2, mask, PPC_NONE, PPC2_DFP), \ GEN_HANDLER_E(name, 0x3F, op1, 0x10 | op2, mask, PPC_NONE, PPC2_DFP) -#define _GEN_DFP_QUADx4(name, op1, op2, mask) \ -GEN_HANDLER_E(name, 0x3F, op1, 0x00 | op2, mask, PPC_NONE, PPC2_DFP), \ -GEN_HANDLER_E(name, 0x3F, op1, 0x08 | op2, mask, PPC_NONE, PPC2_DFP), \ -GEN_HANDLER_E(name, 0x3F, op1, 0x10 | op2, mask, PPC_NONE, PPC2_DFP), \ -GEN_HANDLER_E(name, 0x3F, op1, 0x18 | op2, mask, PPC_NONE, PPC2_DFP) - #define GEN_DFP_T_B_Rc(name, op1, op2) \ _GEN_DFP_LONG(name, op1, op2, 0x001F0000) @@ -36,15 +24,6 @@ _GEN_DFP_QUAD(name, op1, op2, 0x003F0000) #define GEN_DFP_T_Bp_Rc(name, op1, op2) \ _GEN_DFP_QUAD(name, op1, op2, 0x001F0800) -#define GEN_DFP_T_A_B_RMC_Rc(name, op1, op2) \ -_GEN_DFP_LONGx4(name, op1, op2, 0x00000000) - -#define GEN_DFP_Tp_Ap_Bp_RMC_Rc(name, op1, op2) \ -_GEN_DFP_QUADx4(name, op1, op2, 0x02010800) - -#define GEN_DFP_Tp_A_Bp_RMC_Rc(name, op1, op2) \ -_GEN_DFP_QUADx4(name, op1, op2, 0x02000800) - #define GEN_DFP_SP_T_B_Rc(name, op1, op2) \ _GEN_DFP_LONG(name, op1, op2, 0x00070000) @@ -63,10 +42,6 @@ _GEN_DFP_LONGx2(name, op1, op2, 0x00000000) #define GEN_DFP_Tp_Ap_SH_Rc(name, op1, op2) \ _GEN_DFP_QUADx2(name, op1, op2, 0x00210000) -GEN_DFP_T_A_B_RMC_Rc(dqua, 0x03, 0x00), -GEN_DFP_Tp_Ap_Bp_RMC_Rc(dquaq, 0x03, 0x00), -GEN_DFP_T_A_B_RMC_Rc(drrnd, 0x03, 0x01), -GEN_DFP_Tp_A_Bp_RMC_Rc(drrndq, 0x03, 0x01), GEN_DFP_T_B_Rc(dctdp, 0x02, 0x08), GEN_DFP_Tp_B_Rc(dctqpq, 0x02, 0x08), GEN_DFP_T_B_Rc(drsp, 0x02, 0x18),