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envelope-from=dgibson@gandalf.ozlabs.org; helo=gandalf.ozlabs.org X-Spam_score_int: -17 X-Spam_score: -1.8 X-Spam_bar: - X-Spam_report: (-1.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HEADER_FROM_DIFFERENT_DOMAINS=0.25, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Richard Henderson , qemu-devel@nongnu.org, =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Luis Pires , qemu-ppc@nongnu.org, David Gibson Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Luis Pires Move the following instructions to decodetree: dadd: DFP Add daddq: DFP Add Quad dsub: DFP Subtract dsubq: DFP Subtract Quad dmul: DFP Multiply dmulq: DFP Multiply Quad ddiv: DFP Divide ddivq: DFP Divide Quad diex: DFP Insert Biased Exponent diexq: DFP Insert Biased Exponent Quad Signed-off-by: Luis Pires Reviewed-by: Philippe Mathieu-Daudé Reviewed-by: Richard Henderson Message-Id: <20211029192417.400707-11-luis.pires@eldorado.org.br> Signed-off-by: David Gibson --- target/ppc/dfp_helper.c | 20 +++++------ target/ppc/helper.h | 20 +++++------ target/ppc/insn32.decode | 31 ++++++++++++++-- target/ppc/translate/dfp-impl.c.inc | 56 ++++++++++++++--------------- target/ppc/translate/dfp-ops.c.inc | 19 ---------- 5 files changed, 76 insertions(+), 70 deletions(-) diff --git a/target/ppc/dfp_helper.c b/target/ppc/dfp_helper.c index f3c1e525a3..da8eaaaff1 100644 --- a/target/ppc/dfp_helper.c +++ b/target/ppc/dfp_helper.c @@ -445,8 +445,8 @@ static void ADD_PPs(struct PPC_DFP *dfp) dfp_check_for_VXISI_add(dfp); } -DFP_HELPER_TAB(dadd, decNumberAdd, ADD_PPs, 64) -DFP_HELPER_TAB(daddq, decNumberAdd, ADD_PPs, 128) +DFP_HELPER_TAB(DADD, decNumberAdd, ADD_PPs, 64) +DFP_HELPER_TAB(DADDQ, decNumberAdd, ADD_PPs, 128) static void SUB_PPs(struct PPC_DFP *dfp) { @@ -458,8 +458,8 @@ static void SUB_PPs(struct PPC_DFP *dfp) dfp_check_for_VXISI_subtract(dfp); } -DFP_HELPER_TAB(dsub, decNumberSubtract, SUB_PPs, 64) -DFP_HELPER_TAB(dsubq, decNumberSubtract, SUB_PPs, 128) +DFP_HELPER_TAB(DSUB, decNumberSubtract, SUB_PPs, 64) +DFP_HELPER_TAB(DSUBQ, decNumberSubtract, SUB_PPs, 128) static void MUL_PPs(struct PPC_DFP *dfp) { @@ -471,8 +471,8 @@ static void MUL_PPs(struct PPC_DFP *dfp) dfp_check_for_VXIMZ(dfp); } -DFP_HELPER_TAB(dmul, decNumberMultiply, MUL_PPs, 64) -DFP_HELPER_TAB(dmulq, decNumberMultiply, MUL_PPs, 128) +DFP_HELPER_TAB(DMUL, decNumberMultiply, MUL_PPs, 64) +DFP_HELPER_TAB(DMULQ, decNumberMultiply, MUL_PPs, 128) static void DIV_PPs(struct PPC_DFP *dfp) { @@ -486,8 +486,8 @@ static void DIV_PPs(struct PPC_DFP *dfp) dfp_check_for_VXIDI(dfp); } -DFP_HELPER_TAB(ddiv, decNumberDivide, DIV_PPs, 64) -DFP_HELPER_TAB(ddivq, decNumberDivide, DIV_PPs, 128) +DFP_HELPER_TAB(DDIV, decNumberDivide, DIV_PPs, 64) +DFP_HELPER_TAB(DDIVQ, decNumberDivide, DIV_PPs, 128) #define DFP_HELPER_BF_AB(op, dnop, postprocs, size) \ uint32_t helper_##op(CPUPPCState *env, ppc_fprp_t *a, ppc_fprp_t *b) \ @@ -1299,8 +1299,8 @@ void helper_##op(CPUPPCState *env, ppc_fprp_t *t, ppc_fprp_t *a, \ set_dfp##size(t, &dfp.vt); \ } -DFP_HELPER_IEX(diex, 64) -DFP_HELPER_IEX(diexq, 128) +DFP_HELPER_IEX(DIEX, 64) +DFP_HELPER_IEX(DIEXQ, 128) static void dfp_clear_lmd_from_g5msb(uint64_t *t) { diff --git a/target/ppc/helper.h b/target/ppc/helper.h index 2f11411e14..f802392614 100644 --- a/target/ppc/helper.h +++ b/target/ppc/helper.h @@ -698,14 +698,14 @@ DEF_HELPER_3(store_601_batu, void, env, i32, tl) #define dh_alias_fprp ptr #define dh_ctype_fprp ppc_fprp_t * -DEF_HELPER_4(dadd, void, env, fprp, fprp, fprp) -DEF_HELPER_4(daddq, void, env, fprp, fprp, fprp) -DEF_HELPER_4(dsub, void, env, fprp, fprp, fprp) -DEF_HELPER_4(dsubq, void, env, fprp, fprp, fprp) -DEF_HELPER_4(dmul, void, env, fprp, fprp, fprp) -DEF_HELPER_4(dmulq, void, env, fprp, fprp, fprp) -DEF_HELPER_4(ddiv, void, env, fprp, fprp, fprp) -DEF_HELPER_4(ddivq, void, env, fprp, fprp, fprp) +DEF_HELPER_4(DADD, void, env, fprp, fprp, fprp) +DEF_HELPER_4(DADDQ, void, env, fprp, fprp, fprp) +DEF_HELPER_4(DSUB, void, env, fprp, fprp, fprp) +DEF_HELPER_4(DSUBQ, void, env, fprp, fprp, fprp) +DEF_HELPER_4(DMUL, void, env, fprp, fprp, fprp) +DEF_HELPER_4(DMULQ, void, env, fprp, fprp, fprp) +DEF_HELPER_4(DDIV, void, env, fprp, fprp, fprp) +DEF_HELPER_4(DDIVQ, void, env, fprp, fprp, fprp) DEF_HELPER_3(dcmpo, i32, env, fprp, fprp) DEF_HELPER_3(dcmpoq, i32, env, fprp, fprp) DEF_HELPER_3(dcmpu, i32, env, fprp, fprp) @@ -746,8 +746,8 @@ DEF_HELPER_4(denbcd, void, env, fprp, fprp, i32) DEF_HELPER_4(denbcdq, void, env, fprp, fprp, i32) DEF_HELPER_3(dxex, void, env, fprp, fprp) DEF_HELPER_3(dxexq, void, env, fprp, fprp) -DEF_HELPER_4(diex, void, env, fprp, fprp, fprp) -DEF_HELPER_4(diexq, void, env, fprp, fprp, fprp) +DEF_HELPER_4(DIEX, void, env, fprp, fprp, fprp) +DEF_HELPER_4(DIEXQ, void, env, fprp, fprp, fprp) DEF_HELPER_4(dscri, void, env, fprp, fprp, i32) DEF_HELPER_4(dscriq, void, env, fprp, fprp, i32) DEF_HELPER_4(dscli, void, env, fprp, fprp, i32) diff --git a/target/ppc/insn32.decode b/target/ppc/insn32.decode index 49bdd3531e..bb3322dc00 100644 --- a/target/ppc/insn32.decode +++ b/target/ppc/insn32.decode @@ -44,6 +44,16 @@ &X rt ra rb @X ...... rt:5 ra:5 rb:5 .......... . &X +&X_rc rt ra rb rc:bool +@X_rc ...... rt:5 ra:5 rb:5 .......... rc:1 &X_rc + +%x_frtp 22:4 !function=times_2 +%x_frap 17:4 !function=times_2 +%x_frbp 12:4 !function=times_2 +@X_tp_ap_bp_rc ...... ....0 ....0 ....0 .......... rc:1 &X_rc rt=%x_frtp ra=%x_frap rb=%x_frbp + +@X_tp_a_bp_rc ...... ....0 ra:5 ....0 .......... rc:1 &X_rc rt=%x_frtp rb=%x_frbp + &X_bi rt bi @X_bi ...... rt:5 bi:5 ----- .......... - &X_bi @@ -51,11 +61,9 @@ @X_bfl ...... bf:3 - l:1 ra:5 rb:5 ..........- &X_bfl &X_frtp_vrb frtp vrb -%x_frtp 22:4 !function=times_2 @X_frtp_vrb ...... ....0 ..... vrb:5 .......... . &X_frtp_vrb frtp=%x_frtp &X_vrt_frbp vrt frbp -%x_frbp 12:4 !function=times_2 @X_vrt_frbp ...... vrt:5 ..... ....0 .......... . &X_vrt_frbp frbp=%x_frbp &Z22_bf_fra bf fra dm @@ -174,6 +182,20 @@ SETBCR 011111 ..... ..... ----- 0110100000 - @X_bi SETNBC 011111 ..... ..... ----- 0111000000 - @X_bi SETNBCR 011111 ..... ..... ----- 0111100000 - @X_bi +### Decimal Floating-Point Arithmetic Instructions + +DADD 111011 ..... ..... ..... 0000000010 . @X_rc +DADDQ 111111 ..... ..... ..... 0000000010 . @X_tp_ap_bp_rc + +DSUB 111011 ..... ..... ..... 1000000010 . @X_rc +DSUBQ 111111 ..... ..... ..... 1000000010 . @X_tp_ap_bp_rc + +DMUL 111011 ..... ..... ..... 0000100010 . @X_rc +DMULQ 111111 ..... ..... ..... 0000100010 . @X_tp_ap_bp_rc + +DDIV 111011 ..... ..... ..... 1000100010 . @X_rc +DDIVQ 111111 ..... ..... ..... 1000100010 . @X_tp_ap_bp_rc + ### Decimal Floating-Point Test Instructions DTSTDC 111011 ... -- ..... ...... 011000010 - @Z22_bf_fra @@ -187,6 +209,11 @@ DTSTDGQ 111111 ... -- ..... ...... 011100010 - @Z22_bf_frap DCFFIXQQ 111111 ..... 00000 ..... 1111100010 - @X_frtp_vrb DCTFIXQQ 111111 ..... 00001 ..... 1111100010 - @X_vrt_frbp +### Decimal Floating-Point Format Instructions + +DIEX 111011 ..... ..... ..... 1101100010 . @X_rc +DIEXQ 111111 ..... ..... ..... 1101100010 . @X_tp_a_bp_rc + ## Vector Bit Manipulation Instruction VCFUGED 000100 ..... ..... ..... 10101001101 @VX diff --git a/target/ppc/translate/dfp-impl.c.inc b/target/ppc/translate/dfp-impl.c.inc index 1a30c51467..b08b38355b 100644 --- a/target/ppc/translate/dfp-impl.c.inc +++ b/target/ppc/translate/dfp-impl.c.inc @@ -7,24 +7,23 @@ static inline TCGv_ptr gen_fprp_ptr(int reg) return r; } -#define GEN_DFP_T_A_B_Rc(name) \ -static void gen_##name(DisasContext *ctx) \ -{ \ - TCGv_ptr rd, ra, rb; \ - if (unlikely(!ctx->fpu_enabled)) { \ - gen_exception(ctx, POWERPC_EXCP_FPU); \ - return; \ - } \ - rd = gen_fprp_ptr(rD(ctx->opcode)); \ - ra = gen_fprp_ptr(rA(ctx->opcode)); \ - rb = gen_fprp_ptr(rB(ctx->opcode)); \ - gen_helper_##name(cpu_env, rd, ra, rb); \ - if (unlikely(Rc(ctx->opcode) != 0)) { \ - gen_set_cr1_from_fpscr(ctx); \ - } \ - tcg_temp_free_ptr(rd); \ - tcg_temp_free_ptr(ra); \ - tcg_temp_free_ptr(rb); \ +#define TRANS_DFP_T_A_B_Rc(NAME) \ +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->rt); \ + ra = gen_fprp_ptr(a->ra); \ + rb = gen_fprp_ptr(a->rb); \ + gen_helper_##NAME(cpu_env, rt, ra, rb); \ + 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_BF_A_B(name) \ @@ -158,14 +157,14 @@ static void gen_##name(DisasContext *ctx) \ tcg_temp_free_i32(i32); \ } -GEN_DFP_T_A_B_Rc(dadd) -GEN_DFP_T_A_B_Rc(daddq) -GEN_DFP_T_A_B_Rc(dsub) -GEN_DFP_T_A_B_Rc(dsubq) -GEN_DFP_T_A_B_Rc(dmul) -GEN_DFP_T_A_B_Rc(dmulq) -GEN_DFP_T_A_B_Rc(ddiv) -GEN_DFP_T_A_B_Rc(ddivq) +TRANS_DFP_T_A_B_Rc(DADD) +TRANS_DFP_T_A_B_Rc(DADDQ) +TRANS_DFP_T_A_B_Rc(DSUB) +TRANS_DFP_T_A_B_Rc(DSUBQ) +TRANS_DFP_T_A_B_Rc(DMUL) +TRANS_DFP_T_A_B_Rc(DMULQ) +TRANS_DFP_T_A_B_Rc(DDIV) +TRANS_DFP_T_A_B_Rc(DDIVQ) GEN_DFP_BF_A_B(dcmpu) GEN_DFP_BF_A_B(dcmpuq) GEN_DFP_BF_A_B(dcmpo) @@ -204,14 +203,13 @@ GEN_DFP_T_FPR_I32_Rc(denbcd, rB, SP) GEN_DFP_T_FPR_I32_Rc(denbcdq, rB, SP) GEN_DFP_T_B_Rc(dxex) GEN_DFP_T_B_Rc(dxexq) -GEN_DFP_T_A_B_Rc(diex) -GEN_DFP_T_A_B_Rc(diexq) +TRANS_DFP_T_A_B_Rc(DIEX) +TRANS_DFP_T_A_B_Rc(DIEXQ) GEN_DFP_T_FPR_I32_Rc(dscli, rA, DCM) 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_Rc #undef GEN_DFP_BF_A_B #undef GEN_DFP_T_B_U32_U32_Rc #undef GEN_DFP_T_A_B_I32_Rc diff --git a/target/ppc/translate/dfp-ops.c.inc b/target/ppc/translate/dfp-ops.c.inc index e1df98d52e..38ea551488 100644 --- a/target/ppc/translate/dfp-ops.c.inc +++ b/target/ppc/translate/dfp-ops.c.inc @@ -30,15 +30,6 @@ 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_A_B_Rc(name, op1, op2) \ -_GEN_DFP_LONG(name, op1, op2, 0x00000000) - -#define GEN_DFP_Tp_Ap_Bp_Rc(name, op1, op2) \ -_GEN_DFP_QUAD(name, op1, op2, 0x00210800) - -#define GEN_DFP_Tp_A_Bp_Rc(name, op1, op2) \ -_GEN_DFP_QUAD(name, op1, op2, 0x00200800) - #define GEN_DFP_T_B_Rc(name, op1, op2) \ _GEN_DFP_LONG(name, op1, op2, 0x001F0000) @@ -105,14 +96,6 @@ _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_Rc(dadd, 0x02, 0x00), -GEN_DFP_Tp_Ap_Bp_Rc(daddq, 0x02, 0x00), -GEN_DFP_T_A_B_Rc(dsub, 0x02, 0x10), -GEN_DFP_Tp_Ap_Bp_Rc(dsubq, 0x02, 0x10), -GEN_DFP_T_A_B_Rc(dmul, 0x02, 0x01), -GEN_DFP_Tp_Ap_Bp_Rc(dmulq, 0x02, 0x01), -GEN_DFP_T_A_B_Rc(ddiv, 0x02, 0x11), -GEN_DFP_Tp_Ap_Bp_Rc(ddivq, 0x02, 0x11), GEN_DFP_BF_A_B(dcmpu, 0x02, 0x14), GEN_DFP_BF_Ap_Bp(dcmpuq, 0x02, 0x14), GEN_DFP_BF_A_B(dcmpo, 0x02, 0x04), @@ -147,8 +130,6 @@ GEN_DFP_S_T_B_Rc(denbcd, 0x02, 0x1a), GEN_DFP_S_Tp_Bp_Rc(denbcdq, 0x02, 0x1a), GEN_DFP_T_B_Rc(dxex, 0x02, 0x0b), GEN_DFP_T_Bp_Rc(dxexq, 0x02, 0x0b), -GEN_DFP_T_A_B_Rc(diex, 0x02, 0x1b), -GEN_DFP_Tp_A_Bp_Rc(diexq, 0x02, 0x1b), GEN_DFP_T_A_SH_Rc(dscli, 0x02, 0x02), GEN_DFP_Tp_Ap_SH_Rc(dscliq, 0x02, 0x02), GEN_DFP_T_A_SH_Rc(dscri, 0x02, 0x03),