qemu-devel
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[PATCH v2 32/90] target/sparc: Move UMUL, SMUL to decodetree


From: Richard Henderson
Subject: [PATCH v2 32/90] target/sparc: Move UMUL, SMUL to decodetree
Date: Mon, 16 Oct 2023 23:11:46 -0700

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/sparc/insns.decode |  4 ++++
 target/sparc/translate.c  | 23 +++++------------------
 2 files changed, 9 insertions(+), 18 deletions(-)

diff --git a/target/sparc/insns.decode b/target/sparc/insns.decode
index d9474d2a20..c114a13f1d 100644
--- a/target/sparc/insns.decode
+++ b/target/sparc/insns.decode
@@ -172,5 +172,9 @@ XORNcc      10 ..... 010111 ..... . .............          
@r_r_ri
 ADDC        10 ..... 001000 ..... . .............          @r_r_ri
 ADDCcc      10 ..... 011000 ..... . .............          @r_r_ri
 MULX        10 ..... 001001 ..... . .............          @r_r_ri
+UMUL        10 ..... 001010 ..... . .............          @r_r_ri
+UMULcc      10 ..... 011010 ..... . .............          @r_r_ri
+SMUL        10 ..... 001011 ..... . .............          @r_r_ri
+SMULcc      10 ..... 011011 ..... . .............          @r_r_ri
 
 Tcc         10 0 cond:4 111010 rs1:5 imm:1 cc:1 00000 rs2_or_imm:7
diff --git a/target/sparc/translate.c b/target/sparc/translate.c
index b3ce3947f3..b6ec7d5cfd 100644
--- a/target/sparc/translate.c
+++ b/target/sparc/translate.c
@@ -2859,6 +2859,7 @@ static void gen_faligndata(TCGv dst, TCGv gsr, TCGv s1, 
TCGv s2)
 #define avail_ASR17(C)    ((C)->def->features & CPU_FEATURE_ASR17)
 #define avail_GL(C)       ((C)->def->features & CPU_FEATURE_GL)
 #define avail_HYPV(C)     ((C)->def->features & CPU_FEATURE_HYPV)
+#define avail_MUL(C)      ((C)->def->features & CPU_FEATURE_MUL)
 #define avail_POWERDOWN(C) ((C)->def->features & CPU_FEATURE_POWERDOWN)
 
 /* Default case for non jump instructions. */
@@ -4184,6 +4185,8 @@ TRANS(ANDN, ALL, do_arith, a, tcg_gen_andc_tl, NULL)
 TRANS(ORN, ALL, do_arith, a, tcg_gen_orc_tl, NULL)
 TRANS(XORN, ALL, do_arith, a, tcg_gen_eqv_tl, NULL)
 TRANS(MULX, 64, do_arith, a, tcg_gen_mul_tl, tcg_gen_muli_tl)
+TRANS(UMUL, MUL, do_arith, a, gen_op_umul, NULL)
+TRANS(SMUL, MUL, do_arith, a, gen_op_smul, NULL)
 
 TRANS(ADDcc, ALL, do_cc_arith, a, CC_OP_ADD, gen_op_add_cc, NULL)
 TRANS(ANDcc, ALL, do_cc_arith, a, CC_OP_LOGIC, tcg_gen_and_tl, tcg_gen_andi_tl)
@@ -4193,6 +4196,8 @@ TRANS(SUBcc, ALL, do_cc_arith, a, CC_OP_SUB, 
gen_op_sub_cc, NULL)
 TRANS(ANDNcc, ALL, do_cc_arith, a, CC_OP_LOGIC, tcg_gen_andc_tl, NULL)
 TRANS(ORNcc, ALL, do_cc_arith, a, CC_OP_LOGIC, tcg_gen_orc_tl, NULL)
 TRANS(XORNcc, ALL, do_cc_arith, a, CC_OP_LOGIC, tcg_gen_eqv_tl, NULL)
+TRANS(UMULcc, MUL, do_cc_arith, a, CC_OP_LOGIC, gen_op_umul, NULL)
+TRANS(SMULcc, MUL, do_cc_arith, a, CC_OP_LOGIC, gen_op_smul, NULL)
 
 static TCGv gen_rs2_or_imm(DisasContext *dc, bool imm, int rs2_or_imm)
 {
@@ -4655,24 +4660,6 @@ static void disas_sparc_legacy(DisasContext *dc, 
unsigned int insn)
                     cpu_src1 = get_src1(dc, insn);
                     cpu_src2 = get_src2(dc, insn);
                     switch (xop & ~0x10) {
-                    case 0xa: /* umul */
-                        CHECK_IU_FEATURE(dc, MUL);
-                        gen_op_umul(cpu_dst, cpu_src1, cpu_src2);
-                        if (xop & 0x10) {
-                            tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
-                            tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
-                            dc->cc_op = CC_OP_LOGIC;
-                        }
-                        break;
-                    case 0xb: /* smul */
-                        CHECK_IU_FEATURE(dc, MUL);
-                        gen_op_smul(cpu_dst, cpu_src1, cpu_src2);
-                        if (xop & 0x10) {
-                            tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
-                            tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
-                            dc->cc_op = CC_OP_LOGIC;
-                        }
-                        break;
                     case 0xc: /* subx, V9 subc */
                         gen_op_subx_int(dc, cpu_dst, cpu_src1, cpu_src2,
                                         (xop & 0x10));
-- 
2.34.1




reply via email to

[Prev in Thread] Current Thread [Next in Thread]