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[PATCH v4 78/90] target/sparc: Move gen_fop_FD insns to decodetree
From: |
Richard Henderson |
Subject: |
[PATCH v4 78/90] target/sparc: Move gen_fop_FD insns to decodetree |
Date: |
Sat, 21 Oct 2023 23:00:19 -0700 |
Move FdTOs, FdTOi, FxTOs.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
target/sparc/insns.decode | 3 +++
target/sparc/translate.c | 51 +++++++++++++++++++++------------------
2 files changed, 30 insertions(+), 24 deletions(-)
diff --git a/target/sparc/insns.decode b/target/sparc/insns.decode
index a19d191603..faf2bcef83 100644
--- a/target/sparc/insns.decode
+++ b/target/sparc/insns.decode
@@ -263,9 +263,12 @@ FDIVq 10 ..... 110100 ..... 0 0100 1111 .....
@r_r_r
FsMULd 10 ..... 110100 ..... 0 0110 1001 ..... @r_r_r
FdMULq 10 ..... 110100 ..... 0 0110 1110 ..... @r_r_r
FdTOx 10 ..... 110100 00000 0 1000 0010 ..... @r_r2
+FxTOs 10 ..... 110100 00000 0 1000 0100 ..... @r_r2
FxTOd 10 ..... 110100 00000 0 1000 1000 ..... @r_r2
FiTOs 10 ..... 110100 00000 0 1100 0100 ..... @r_r2
+FdTOs 10 ..... 110100 00000 0 1100 0110 ..... @r_r2
FsTOi 10 ..... 110100 00000 0 1101 0001 ..... @r_r2
+FdTOi 10 ..... 110100 00000 0 1101 0010 ..... @r_r2
{
[
diff --git a/target/sparc/translate.c b/target/sparc/translate.c
index 6a7788133a..eb66f25a65 100644
--- a/target/sparc/translate.c
+++ b/target/sparc/translate.c
@@ -55,6 +55,7 @@
#define gen_helper_restored ({ qemu_build_not_reached(); NULL; })
#define gen_helper_fdtox ({ qemu_build_not_reached(); NULL; })
#define gen_helper_fxtod ({ qemu_build_not_reached(); NULL; })
+#define gen_helper_fxtos ({ qemu_build_not_reached(); NULL; })
#define gen_helper_fnegd(D, S) qemu_build_not_reached()
#define gen_helper_fabsd(D, S) qemu_build_not_reached()
#define gen_helper_done(E) qemu_build_not_reached()
@@ -1697,21 +1698,6 @@ static void gen_ne_fop_DF(DisasContext *dc, int rd, int
rs,
gen_store_fpr_D(dc, rd, dst);
}
-static void gen_fop_FD(DisasContext *dc, int rd, int rs,
- void (*gen)(TCGv_i32, TCGv_ptr, TCGv_i64))
-{
- TCGv_i32 dst;
- TCGv_i64 src;
-
- src = gen_load_fpr_D(dc, rs);
- dst = gen_dest_fpr_F(dc);
-
- gen(dst, tcg_env, src);
- gen_helper_check_ieee_exceptions(cpu_fsr, tcg_env);
-
- gen_store_fpr_F(dc, rd, dst);
-}
-
static void gen_fop_FQ(DisasContext *dc, int rd, int rs,
void (*gen)(TCGv_i32, TCGv_ptr))
{
@@ -4876,6 +4862,29 @@ TRANS(FSQRTs, ALL, do_env_ff, a, gen_helper_fsqrts)
TRANS(FiTOs, ALL, do_env_ff, a, gen_helper_fitos)
TRANS(FsTOi, ALL, do_env_ff, a, gen_helper_fstoi)
+static bool do_env_fd(DisasContext *dc, arg_r_r *a,
+ void (*func)(TCGv_i32, TCGv_env, TCGv_i64))
+{
+ TCGv_i32 dst;
+ TCGv_i64 src;
+
+ if (gen_trap_ifnofpu(dc)) {
+ return true;
+ }
+
+ gen_op_clear_ieee_excp_and_FTT();
+ dst = gen_dest_fpr_F(dc);
+ src = gen_load_fpr_D(dc, a->rs);
+ func(dst, tcg_env, src);
+ gen_helper_check_ieee_exceptions(cpu_fsr, tcg_env);
+ gen_store_fpr_F(dc, a->rd, dst);
+ return advance_pc(dc);
+}
+
+TRANS(FdTOs, ALL, do_env_fd, a, gen_helper_fdtos)
+TRANS(FdTOi, ALL, do_env_fd, a, gen_helper_fdtoi)
+TRANS(FxTOs, 64, do_env_fd, a, gen_helper_fxtos)
+
static bool do_dd(DisasContext *dc, arg_r_r *a,
void (*func)(TCGv_i64, TCGv_i64))
{
@@ -5216,10 +5225,10 @@ static void disas_sparc_legacy(DisasContext *dc,
unsigned int insn)
case 0x4f: /* fdivq */
case 0x69: /* fsmuld */
case 0x6e: /* fdmulq */
- g_assert_not_reached(); /* in decodetree */
case 0xc6: /* fdtos */
- gen_fop_FD(dc, rd, rs2, gen_helper_fdtos);
- break;
+ case 0xd2: /* fdtoi */
+ case 0x84: /* V9 fxtos */
+ g_assert_not_reached(); /* in decodetree */
case 0xc7: /* fqtos */
CHECK_FPU_FEATURE(dc, FLOAT128);
gen_fop_FQ(dc, rd, rs2, gen_helper_fqtos);
@@ -5246,9 +5255,6 @@ static void disas_sparc_legacy(DisasContext *dc, unsigned
int insn)
CHECK_FPU_FEATURE(dc, FLOAT128);
gen_ne_fop_QD(dc, rd, rs2, gen_helper_fdtoq);
break;
- case 0xd2: /* fdtoi */
- gen_fop_FD(dc, rd, rs2, gen_helper_fdtoi);
- break;
case 0xd3: /* fqtoi */
CHECK_FPU_FEATURE(dc, FLOAT128);
gen_fop_FQ(dc, rd, rs2, gen_helper_fqtoi);
@@ -5273,9 +5279,6 @@ static void disas_sparc_legacy(DisasContext *dc, unsigned
int insn)
CHECK_FPU_FEATURE(dc, FLOAT128);
gen_fop_DQ(dc, rd, rs2, gen_helper_fqtox);
break;
- case 0x84: /* V9 fxtos */
- gen_fop_FD(dc, rd, rs2, gen_helper_fxtos);
- break;
case 0x8c: /* V9 fxtoq */
CHECK_FPU_FEATURE(dc, FLOAT128);
gen_ne_fop_QD(dc, rd, rs2, gen_helper_fxtoq);
--
2.34.1
- [PATCH v4 54/90] target/sparc: Split out fp ldst functions with asi precomputed, (continued)
- [PATCH v4 54/90] target/sparc: Split out fp ldst functions with asi precomputed, Richard Henderson, 2023/10/22
- [PATCH v4 53/90] target/sparc: Move PREFETCH, PREFETCHA to decodetree, Richard Henderson, 2023/10/22
- [PATCH v4 61/90] target/sparc: Move ADDRALIGN* to decodetree, Richard Henderson, 2023/10/22
- [PATCH v4 59/90] target/sparc: Move EDGE* to decodetree, Richard Henderson, 2023/10/22
- [PATCH v4 64/90] target/sparc: Move FMOVD, FNEGD, FABSD, FSRC*D, FNOT*D to decodetree, Richard Henderson, 2023/10/22
- [PATCH v4 75/90] target/sparc: Move gen_fop_QQQ insns to decodetree, Richard Henderson, 2023/10/22
- [PATCH v4 63/90] target/sparc: Move FMOVS, FNEGS, FABSS, FSRC*S, FNOT*S to decodetree, Richard Henderson, 2023/10/22
- [PATCH v4 67/90] target/sparc: Move gen_ne_fop_DDD insns to decodetree, Richard Henderson, 2023/10/22
- [PATCH v4 71/90] target/sparc: Move gen_fop_DD insns to decodetree, Richard Henderson, 2023/10/22
- [PATCH v4 74/90] target/sparc: Move gen_fop_DDD insns to decodetree, Richard Henderson, 2023/10/22
- [PATCH v4 78/90] target/sparc: Move gen_fop_FD insns to decodetree,
Richard Henderson <=
- [PATCH v4 79/90] target/sparc: Move FiTOd, FsTOd, FsTOx to decodetree, Richard Henderson, 2023/10/22
- [PATCH v4 81/90] target/sparc: Move FqTOd, FqTOx to decodetree, Richard Henderson, 2023/10/22
- [PATCH v4 83/90] target/sparc: Move FdTOq, FxTOq to decodetree, Richard Henderson, 2023/10/22
- [PATCH v4 82/90] target/sparc: Move FiTOq, FsTOq to decodetree, Richard Henderson, 2023/10/22
- [PATCH v4 90/90] target/sparc: Remove disas_sparc_legacy, Richard Henderson, 2023/10/22
- [PATCH v4 88/90] target/sparc: Move FPACK16, FPACKFIX to decodetree, Richard Henderson, 2023/10/22
- [PATCH v4 86/90] target/sparc: Convert FCMP, FCMPE to decodetree, Richard Henderson, 2023/10/22
- [PATCH v4 85/90] target/sparc: Move FMOVR, FMOVcc, FMOVfcc to decodetree, Richard Henderson, 2023/10/22
- [PATCH v4 80/90] target/sparc: Move FqTOs, FqTOi to decodetree, Richard Henderson, 2023/10/22
- [PATCH v4 89/90] target/sparc: Convert FZERO, FONE to decodetree, Richard Henderson, 2023/10/22