[PULL 78/94] target/sparc: Move gen_fop_DDD insns to decodetree

Richard Henderson posted 94 patches 1 year, 1 month ago
Maintainers: Richard Henderson <richard.henderson@linaro.org>, Paolo Bonzini <pbonzini@redhat.com>, Laurent Vivier <laurent@vivier.eu>, Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>, Artyom Tarasenko <atar4qemu@gmail.com>, WANG Xuerui <git@xen0n.name>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Aurelien Jarno <aurelien@aurel32.net>, Huacai Chen <chenhuacai@kernel.org>, Jiaxun Yang <jiaxun.yang@flygoat.com>, Aleksandar Rikalo <aleksandar.rikalo@syrmia.com>, Palmer Dabbelt <palmer@dabbelt.com>, Alistair Francis <Alistair.Francis@wdc.com>, Stefan Weil <sw@weilnetz.de>
There is a newer version of this series
[PULL 78/94] target/sparc: Move gen_fop_DDD insns to decodetree
Posted by Richard Henderson 1 year, 1 month ago
Move FADDd, FSUBd, FMULd, FDIVd.

Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/sparc/insns.decode |  4 +++
 target/sparc/translate.c  | 55 ++++++++++++++++++++-------------------
 2 files changed, 32 insertions(+), 27 deletions(-)

diff --git a/target/sparc/insns.decode b/target/sparc/insns.decode
index 09444e313f..a429c04980 100644
--- a/target/sparc/insns.decode
+++ b/target/sparc/insns.decode
@@ -249,9 +249,13 @@ FSQRTs      10 ..... 110100 00000 0 0010 1001 .....        @r_r2
 FSQRTd      10 ..... 110100 00000 0 0010 1010 .....        @r_r2
 FSQRTq      10 ..... 110100 00000 0 0010 1011 .....        @r_r2
 FADDs       10 ..... 110100 ..... 0 0100 0001 .....        @r_r_r
+FADDd       10 ..... 110100 ..... 0 0100 0010 .....        @r_r_r
 FSUBs       10 ..... 110100 ..... 0 0100 0101 .....        @r_r_r
+FSUBd       10 ..... 110100 ..... 0 0100 0110 .....        @r_r_r
 FMULs       10 ..... 110100 ..... 0 0100 1001 .....        @r_r_r
+FMULd       10 ..... 110100 ..... 0 0100 1010 .....        @r_r_r
 FDIVs       10 ..... 110100 ..... 0 0100 1101 .....        @r_r_r
+FDIVd       10 ..... 110100 ..... 0 0100 1110 .....        @r_r_r
 FdTOx       10 ..... 110100 00000 0 1000 0010 .....        @r_r2
 FxTOd       10 ..... 110100 00000 0 1000 1000 .....        @r_r2
 FiTOs       10 ..... 110100 00000 0 1100 0100 .....        @r_r2
diff --git a/target/sparc/translate.c b/target/sparc/translate.c
index d2205f7e7d..e2bcb3c7b1 100644
--- a/target/sparc/translate.c
+++ b/target/sparc/translate.c
@@ -1656,21 +1656,6 @@ static int gen_trap_ifnofpu(DisasContext *dc)
     return 0;
 }
 
-static void gen_fop_DDD(DisasContext *dc, int rd, int rs1, int rs2,
-                        void (*gen)(TCGv_i64, TCGv_ptr, TCGv_i64, TCGv_i64))
-{
-    TCGv_i64 dst, src1, src2;
-
-    src1 = gen_load_fpr_D(dc, rs1);
-    src2 = gen_load_fpr_D(dc, rs2);
-    dst = gen_dest_fpr_D(dc, rd);
-
-    gen(dst, tcg_env, src1, src2);
-    gen_helper_check_ieee_exceptions(cpu_fsr, tcg_env);
-
-    gen_store_fpr_D(dc, rd, dst);
-}
-
 #ifdef TARGET_SPARC64
 static void gen_ne_fop_QQ(DisasContext *dc, int rd, int rs,
                           void (*gen)(TCGv_ptr))
@@ -4935,6 +4920,30 @@ TRANS(FPACK32, VIS1, do_ddd, a, gen_op_fpack32)
 TRANS(FALIGNDATAg, VIS1, do_ddd, a, gen_op_faligndata)
 TRANS(BSHUFFLE, VIS2, do_ddd, a, gen_op_bshuffle)
 
+static bool do_env_ddd(DisasContext *dc, arg_r_r_r *a,
+                       void (*func)(TCGv_i64, TCGv_env, TCGv_i64, TCGv_i64))
+{
+    TCGv_i64 dst, src1, src2;
+
+    if (gen_trap_ifnofpu(dc)) {
+        return true;
+    }
+
+    gen_op_clear_ieee_excp_and_FTT();
+    dst = gen_dest_fpr_D(dc, a->rd);
+    src1 = gen_load_fpr_D(dc, a->rs1);
+    src2 = gen_load_fpr_D(dc, a->rs2);
+    func(dst, tcg_env, src1, src2);
+    gen_helper_check_ieee_exceptions(cpu_fsr, tcg_env);
+    gen_store_fpr_D(dc, a->rd, dst);
+    return advance_pc(dc);
+}
+
+TRANS(FADDd, ALL, do_env_ddd, a, gen_helper_faddd)
+TRANS(FSUBd, ALL, do_env_ddd, a, gen_helper_fsubd)
+TRANS(FMULd, ALL, do_env_ddd, a, gen_helper_fmuld)
+TRANS(FDIVd, ALL, do_env_ddd, a, gen_helper_fdivd)
+
 static bool do_dddd(DisasContext *dc, arg_r_r_r *a,
                     void (*func)(TCGv_i64, TCGv_i64, TCGv_i64, TCGv_i64))
 {
@@ -5012,31 +5021,23 @@ static void disas_sparc_legacy(DisasContext *dc, unsigned int insn)
                 case 0x45: /* fsubs */
                 case 0x49: /* fmuls */
                 case 0x4d: /* fdivs */
-                    g_assert_not_reached(); /* in decodetree */
                 case 0x42: /* faddd */
-                    gen_fop_DDD(dc, rd, rs1, rs2, gen_helper_faddd);
-                    break;
+                case 0x46: /* fsubd */
+                case 0x4a: /* fmuld */
+                case 0x4e: /* fdivd */
+                    g_assert_not_reached(); /* in decodetree */
                 case 0x43: /* faddq */
                     CHECK_FPU_FEATURE(dc, FLOAT128);
                     gen_fop_QQQ(dc, rd, rs1, rs2, gen_helper_faddq);
                     break;
-                case 0x46: /* fsubd */
-                    gen_fop_DDD(dc, rd, rs1, rs2, gen_helper_fsubd);
-                    break;
                 case 0x47: /* fsubq */
                     CHECK_FPU_FEATURE(dc, FLOAT128);
                     gen_fop_QQQ(dc, rd, rs1, rs2, gen_helper_fsubq);
                     break;
-                case 0x4a: /* fmuld */
-                    gen_fop_DDD(dc, rd, rs1, rs2, gen_helper_fmuld);
-                    break;
                 case 0x4b: /* fmulq */
                     CHECK_FPU_FEATURE(dc, FLOAT128);
                     gen_fop_QQQ(dc, rd, rs1, rs2, gen_helper_fmulq);
                     break;
-                case 0x4e: /* fdivd */
-                    gen_fop_DDD(dc, rd, rs1, rs2, gen_helper_fdivd);
-                    break;
                 case 0x4f: /* fdivq */
                     CHECK_FPU_FEATURE(dc, FLOAT128);
                     gen_fop_QQQ(dc, rd, rs1, rs2, gen_helper_fdivq);
-- 
2.34.1