From: Dmitry Selyutin <ghostmansd@gmail.com>
Date: Sun, 28 May 2023 22:04:57 +0000 (+0300)
Subject: ppc/svp64: disassemble CR op mode
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=13ff888064af19182ec2c81126979245c85969dc;p=binutils-gdb.git

ppc/svp64: disassemble CR op mode
---

diff --git a/opcodes/ppc-svp64-dis.c b/opcodes/ppc-svp64-dis.c
index f82baf9ce8e..d34748bcf5d 100644
--- a/opcodes/ppc-svp64-dis.c
+++ b/opcodes/ppc-svp64-dis.c
@@ -275,6 +275,24 @@ svp64_spec_dz_sz_zz (struct disassemble_info *info, bool dz, bool sz)
   return len;
 }
 
+static size_t
+svp64_spec_dz_sz_zz_SNZ (struct disassemble_info *info,
+  bool dz, bool sz, bool SNZ)
+{
+  size_t len = 0;
+
+  if (SNZ)
+    {
+      len += svp64_spec_printf (info, "snz");
+      if (dz)
+	len += svp64_spec_printf (info, "zz");
+    }
+  else
+    len += svp64_spec_dz_sz_zz (info, dz, sz);
+
+  return len;
+}
+
 static size_t
 svp64_spec_mr (struct disassemble_info *info, bool RG)
 {
@@ -381,6 +399,7 @@ svp64_spec_els (struct disassemble_info *info, bool els)
 {
   if (els)
     return svp64_spec_printf (info, "els");
+
   return 0;
 }
 
@@ -388,7 +407,8 @@ static size_t
 svp64_spec_SEA (struct disassemble_info *info, bool SEA)
 {
   if (SEA)
-    return svp64_spec_printf (info, "SEA");
+    return svp64_spec_printf (info, "sea");
+
   return 0;
 }
 
@@ -608,6 +628,86 @@ svp64_spec_ldst_idx_sat (const struct svp64_ctx *svp64,
   return len;
 }
 
+static size_t
+svp64_spec_crop (const struct svp64_ctx *svp64,
+  struct disassemble_info *info, bool dz, bool sz)
+{
+  size_t len = 0;
+  uint64_t SNZ = svp64_insn_get_prefix_rm_crop_SNZ (&svp64->insn);
+
+  len += svp64_spec_dz_sz_zz_SNZ (info, dz, sz, SNZ);
+  len += svp64_spec_vec (svp64, info);
+
+  return len;
+}
+
+static size_t
+svp64_spec_crop_simple (const struct svp64_ctx *svp64,
+  struct disassemble_info *info)
+{
+  size_t len = 0;
+  uint64_t RG = svp64_insn_get_prefix_rm_crop_simple_RG (&svp64->insn);
+  uint64_t dz = svp64_insn_get_prefix_rm_crop_simple_dz (&svp64->insn);
+  uint64_t sz = svp64_insn_get_prefix_rm_crop_simple_sz (&svp64->insn);
+
+  if (RG)
+    len += svp64_spec_printf (info, "rg");
+  len += svp64_spec_crop (svp64, info, dz, sz);
+
+  return len;
+}
+
+static size_t
+svp64_spec_crop_mr (const struct svp64_ctx *svp64,
+  struct disassemble_info *info)
+{
+  size_t len = 0;
+  uint64_t RG = svp64_insn_get_prefix_rm_crop_mr_RG (&svp64->insn);
+  uint64_t dz = svp64_insn_get_prefix_rm_crop_mr_dz (&svp64->insn);
+  uint64_t sz = svp64_insn_get_prefix_rm_crop_mr_sz (&svp64->insn);
+
+  len += svp64_spec_mr (info, RG);
+  len += svp64_spec_crop (svp64, info, dz, sz);
+
+  return len;
+}
+
+static size_t
+svp64_spec_crop_ff3 (const struct svp64_ctx *svp64,
+  struct disassemble_info *info)
+{
+  size_t len = 0;
+  uint64_t VLi = svp64_insn_get_prefix_rm_crop_ff3_VLi (&svp64->insn);
+  uint64_t inv = svp64_insn_get_prefix_rm_crop_ff3_inv (&svp64->insn);
+  uint64_t sz = svp64_insn_get_prefix_rm_crop_ff3_sz (&svp64->insn);
+  uint64_t dz = svp64_insn_get_prefix_rm_crop_ff3_dz (&svp64->insn);
+  uint64_t RC1 = svp64_insn_get_prefix_rm_crop_ff3_RC1 (&svp64->insn);
+
+  len += svp64_spec_VLi (info, VLi);
+  len += svp64_spec_ffrc0 (info, inv, RC1);
+  len += svp64_spec_dz_sz_zz (info, dz, sz);
+
+  return len;
+}
+
+static size_t
+svp64_spec_crop_ff5 (const struct svp64_ctx *svp64,
+  struct disassemble_info *info)
+{
+  size_t len = 0;
+  uint64_t VLi = svp64_insn_get_prefix_rm_crop_ff5_VLi (&svp64->insn);
+  uint64_t inv = svp64_insn_get_prefix_rm_crop_ff5_inv (&svp64->insn);
+  uint64_t CR = svp64_insn_get_prefix_rm_crop_ff5_CR (&svp64->insn);
+  uint64_t dz = svp64_insn_get_prefix_rm_crop_ff5_dz (&svp64->insn);
+  uint64_t sz = svp64_insn_get_prefix_rm_crop_ff5_sz (&svp64->insn);
+
+  len += svp64_spec_VLi (info, VLi);
+  len += svp64_spec_ffrc1 (info, inv, CR);
+  len += svp64_spec_dz_sz_zz (info, dz, sz);
+
+  return len;
+}
+
 static size_t
 svp64_print_spec (const struct svp64_ctx *svp64,
   struct disassemble_info *info)
@@ -632,10 +732,17 @@ svp64_print_spec (const struct svp64_ctx *svp64,
     {0x00, 0x30, svp64_spec_ldst_idx_simple}, /* simple     (no Rc)  */
     {0x20, 0x30, svp64_spec_ldst_idx_sat},    /* saturation (no Rc)  */
   };
+  static const struct svp64_spec_subtable crop[] = {
+    {0x00, 0x38, svp64_spec_crop_simple},    /* simple              */
+    {0x08, 0x38, svp64_spec_crop_mr},        /* mapreduce           */
+    {0x21, 0x21, svp64_spec_crop_ff3},       /* failfirst, 3-bit CR */
+    {0x20, 0x20, svp64_spec_crop_ff5},       /* failfirst, 5-bit CR */
+  };
   static const struct svp64_spec_table tables[] = {
     [SVP64_MODE_NORMAL] = {normal, ARRAY_SIZE (normal)},
     [SVP64_MODE_LDST_IMM] = {ldst_imm, ARRAY_SIZE (ldst_imm)},
     [SVP64_MODE_LDST_IDX] = {ldst_idx, ARRAY_SIZE (ldst_idx)},
+    [SVP64_MODE_CROP] = {crop, ARRAY_SIZE (crop)},
   };
   const struct svp64_spec_table *table = &tables[svp64->desc->mode];
   uint64_t mode = svp64_insn_get_prefix_rm_mode (&svp64->insn);