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From: Ivo Raisr <ivo.raisr@oracle.com>
To: Yao Qi <qiyaoltc@gmail.com>
Cc: gdb-patches@sourceware.org
Subject: Re: [PATCH] Bug 20936 - provide sparc and sparcv9 target description XML files
Date: Mon, 09 Jan 2017 21:18:00 -0000	[thread overview]
Message-ID: <3f087b35-96e1-47fa-7b98-6c7fb2ba31d5@oracle.com> (raw)
In-Reply-To: <20170109173515.GC9518@E107787-LIN>

[-- Attachment #1: Type: text/plain, Size: 962 bytes --]



On 9.1.2017 18:35, Yao Qi wrote:
>> ChangeLog entry:
>> 2017-01-06  Ivo Raisr  <ivo.raisr@oracle.com>
>>
>> 	Split real and pseudo registers in preparation for registers provided
>> 	by a target. Registers provided by target description can have more real
>> 	registers and pseudo registers need to be positioned after them.
> We don't document "changes" in this way.  If you think it is important
> to mention them, put them in the commit log.
No need to put it there. I've simplified the description heavily,
please find attached new ChangeLogentry.


>
>> @@ -57,6 +63,12 @@ struct gdbarch_tdep
>> +  /* Register names specific for architecture (sparc32 vs. sparc64) */
>> +  const char **fpu_register_names;
>> +  size_t fpu_registers_num;
>> +  const char **cp0_register_names;
>> +  size_t cp0_registers_num;
>> +
> These four fields are added, but not used at all, so could you move
> them to patch #2?
Fixed. Find attached new patch.

Kind regards,
I.

[-- Attachment #2: ChangeLog.entry.pseudoreg-002 --]
[-- Type: text/plain, Size: 1243 bytes --]

ChangeLog entry:
2017-01-09  Ivo Raisr  <ivo.raisr@oracle.com>

	Split real and pseudo registers.
	* sparc-tdep.h: Separate real and pseudo registers.
	* sparc64-tdep.h: Separate real and pseudo registers.
	* sparc-tdep.c (sparc32_pseudo_register_name): New function returning
	pseudo register names on sparc 32-bit.
	(sparc32_register_name): Use sparc32_pseudo_register_name().
	(sparc32_pseudo_register_type): New function returning pseudo register
	types on sparc 32-bit.
	(sparc32_register_type): Use sparc32_pseudo_register_type().
	(sparc32_pseudo_register_read, sparc32_pseudo_register_write): Pseudo
	registers may have different numbers.
	* sparc64-tdep.c (sparc64_pseudo_register_name): New function returning
	pseudo register names on sparc 64-bit.
	(sparc64_register_name): Use sparc64_pseudo_register_name().
	(sparc64_pseudo_register_type): New function returning pseudo register
	types on sparc 64-bit.
	(sparc64_register_type): Use sparc64_pseudo_register_type().
	(sparc64_pseudo_register_read, sparc64_pseudo_register_write): Pseudo
	registers may have different numbers.
	(sparc64_store_floating_fields, sparc64_extract_floating_fields,
	sparc64_store_arguments): Pseudo registers may have different numbers;
	deal with it.

[-- Attachment #3: sparc_pseudoreg.patch-002 --]
[-- Type: text/plain, Size: 17033 bytes --]

--- a/gdb/sparc-tdep.h	2016-02-09 19:19:39.000000000 +0000
+++ gdb-7.11/gdb/sparc-tdep.h	2017-01-09 13:11:13.903623742 +0000
@@ -20,6 +20,12 @@
 #ifndef SPARC_TDEP_H
 #define SPARC_TDEP_H 1
 
+#define SPARC_CORE_REGISTERS                      \
+  "g0", "g1", "g2", "g3", "g4", "g5", "g6", "g7", \
+  "o0", "o1", "o2", "o3", "o4", "o5", "sp", "o7", \
+  "l0", "l1", "l2", "l3", "l4", "l5", "l6", "l7", \
+  "i0", "i1", "i2", "i3", "i4", "i5", "fp", "i7"
+
 struct frame_info;
 struct gdbarch;
 struct regcache;
@@ -85,7 +91,7 @@ struct gdbarch_tdep
 
 enum sparc_regnum
 {
-  SPARC_G0_REGNUM,		/* %g0 */
+  SPARC_G0_REGNUM = 0,		/* %g0 */
   SPARC_G1_REGNUM,
   SPARC_G2_REGNUM,
   SPARC_G3_REGNUM,
@@ -140,9 +146,12 @@ enum sparc32_regnum
   SPARC32_NPC_REGNUM,		/* %npc */
   SPARC32_FSR_REGNUM,		/* %fsr */
   SPARC32_CSR_REGNUM,		/* %csr */
+};
 
-  /* Pseudo registers.  */
-  SPARC32_D0_REGNUM,		/* %d0 */
+/* Pseudo registers.  */
+enum sparc32_pseudo_regnum
+{
+  SPARC32_D0_REGNUM = 0,	/* %d0 */
   SPARC32_D30_REGNUM		/* %d30 */
   = SPARC32_D0_REGNUM + 15
 };
--- a/gdb/sparc64-tdep.h	2016-02-09 19:19:39.000000000 +0000
+++ gdb-7.11/gdb/sparc64-tdep.h	2017-01-09 13:10:43.121846127 +0000
@@ -56,9 +56,12 @@ enum sparc64_regnum
   SPARC64_FSR_REGNUM,		/* %fsr */
   SPARC64_FPRS_REGNUM,		/* %fprs */
   SPARC64_Y_REGNUM,		/* %y */
+};
 
-  /* Pseudo registers.  */
-  SPARC64_CWP_REGNUM,		/* %cwp */
+/* Pseudo registers.  */
+enum sparc64_pseudo_regnum
+{
+  SPARC64_CWP_REGNUM = 0,	/* %cwp */
   SPARC64_PSTATE_REGNUM,	/* %pstate */
   SPARC64_ASI_REGNUM,		/* %asi */
   SPARC64_CCR_REGNUM,		/* %ccr */
--- a/gdb/sparc-tdep.c	2016-02-09 19:19:39.000000000 +0000
+++ gdb-7.11/gdb/sparc-tdep.c	2017-01-09 13:11:30.421265402 +0000
@@ -295,20 +295,23 @@ sparc_structure_or_union_p (const struct
 }
 
 /* Register information.  */
+#define SPARC32_FPU_REGISTERS                             \
+  "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7",         \
+  "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15",   \
+  "f16", "f17", "f18", "f19", "f20", "f21", "f22", "f23", \
+  "f24", "f25", "f26", "f27", "f28", "f29", "f30", "f31"
+#define SPARC32_CP0_REGISTERS \
+  "y", "psr", "wim", "tbr", "pc", "npc", "fsr", "csr"
+
+static const char *sparc_core_register_names[] = { SPARC_CORE_REGISTERS };
+static const char *sparc32_fpu_register_names[] = { SPARC32_FPU_REGISTERS };
+static const char *sparc32_cp0_register_names[] = { SPARC32_CP0_REGISTERS };
 
 static const char *sparc32_register_names[] =
 {
-  "g0", "g1", "g2", "g3", "g4", "g5", "g6", "g7",
-  "o0", "o1", "o2", "o3", "o4", "o5", "sp", "o7",
-  "l0", "l1", "l2", "l3", "l4", "l5", "l6", "l7",
-  "i0", "i1", "i2", "i3", "i4", "i5", "fp", "i7",
-
-  "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7",
-  "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15",
-  "f16", "f17", "f18", "f19", "f20", "f21", "f22", "f23",
-  "f24", "f25", "f26", "f27", "f28", "f29", "f30", "f31",
-
-  "y", "psr", "wim", "tbr", "pc", "npc", "fsr", "csr"
+  SPARC_CORE_REGISTERS,
+  SPARC32_FPU_REGISTERS,
+  SPARC32_CP0_REGISTERS
 };
 
 /* Total number of registers.  */
@@ -327,17 +330,26 @@ static const char *sparc32_pseudo_regist
 #define SPARC32_NUM_PSEUDO_REGS ARRAY_SIZE (sparc32_pseudo_register_names)
 
 /* Return the name of register REGNUM.  */
+static const char *
+sparc32_pseudo_register_name (struct gdbarch *gdbarch, int regnum)
+{
+  regnum -= gdbarch_num_regs (gdbarch);
+
+  if (regnum < SPARC32_NUM_PSEUDO_REGS)
+    return sparc32_pseudo_register_names[regnum];
+
+  internal_error (__FILE__, __LINE__,
+                  _("sparc32_pseudo_register_name: bad register number %d"),
+                  regnum);
+}
 
 static const char *
 sparc32_register_name (struct gdbarch *gdbarch, int regnum)
 {
-  if (regnum >= 0 && regnum < SPARC32_NUM_REGS)
+  if (regnum >= 0 && regnum < gdbarch_num_regs (gdbarch))
     return sparc32_register_names[regnum];
 
-  if (regnum < SPARC32_NUM_REGS + SPARC32_NUM_PSEUDO_REGS)
-    return sparc32_pseudo_register_names[regnum - SPARC32_NUM_REGS];
-
-  return NULL;
+  return sparc32_pseudo_register_name (gdbarch, regnum);
 }
 \f
 /* Construct types for ISA-specific registers.  */
@@ -399,6 +411,18 @@ sparc_fsr_type (struct gdbarch *gdbarch)
 
 /* Return the GDB type object for the "standard" data type of data in
    register REGNUM.  */
+static struct type *
+sparc32_pseudo_register_type (struct gdbarch *gdbarch, int regnum)
+{
+  regnum -= gdbarch_num_regs (gdbarch);
+
+  if (regnum >= SPARC32_D0_REGNUM && regnum <= SPARC32_D30_REGNUM)
+    return builtin_type (gdbarch)->builtin_double;
+
+  internal_error (__FILE__, __LINE__,
+                  _("sparc32_pseudo_register_type: bad register number %d"),
+                  regnum);
+}
 
 static struct type *
 sparc32_register_type (struct gdbarch *gdbarch, int regnum)
@@ -406,9 +430,6 @@ sparc32_register_type (struct gdbarch *g
   if (regnum >= SPARC_F0_REGNUM && regnum <= SPARC_F31_REGNUM)
     return builtin_type (gdbarch)->builtin_float;
 
-  if (regnum >= SPARC32_D0_REGNUM && regnum <= SPARC32_D30_REGNUM)
-    return builtin_type (gdbarch)->builtin_double;
-
   if (regnum == SPARC_SP_REGNUM || regnum == SPARC_FP_REGNUM)
     return builtin_type (gdbarch)->builtin_data_ptr;
 
@@ -421,6 +442,9 @@ sparc32_register_type (struct gdbarch *g
   if (regnum == SPARC32_FSR_REGNUM)
     return sparc_fsr_type (gdbarch);
 
+  if (regnum >= gdbarch_num_regs (gdbarch))
+    return sparc32_pseudo_register_type (gdbarch, regnum);
+
   return builtin_type (gdbarch)->builtin_int32;
 }
 
@@ -431,6 +455,7 @@ sparc32_pseudo_register_read (struct gdb
 {
   enum register_status status;
 
+  regnum -= gdbarch_num_regs (gdbarch);
   gdb_assert (regnum >= SPARC32_D0_REGNUM && regnum <= SPARC32_D30_REGNUM);
 
   regnum = SPARC_F0_REGNUM + 2 * (regnum - SPARC32_D0_REGNUM);
@@ -445,6 +470,7 @@ sparc32_pseudo_register_write (struct gd
 			       struct regcache *regcache,
 			       int regnum, const gdb_byte *buf)
 {
+  regnum -= gdbarch_num_regs (gdbarch);
   gdb_assert (regnum >= SPARC32_D0_REGNUM && regnum <= SPARC32_D30_REGNUM);
 
   regnum = SPARC_F0_REGNUM + 2 * (regnum - SPARC32_D0_REGNUM);
--- a/gdb/sparc64-tdep.c	2016-02-09 19:19:39.000000000 +0000
+++ gdb-7.11/gdb/sparc64-tdep.c	2017-01-09 13:11:51.858903807 +0000
@@ -226,28 +226,29 @@ sparc64_fprs_type (struct gdbarch *gdbar
 
 
 /* Register information.  */
+#define SPARC64_FPU_REGISTERS                             \
+  "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7",         \
+  "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15",   \
+  "f16", "f17", "f18", "f19", "f20", "f21", "f22", "f23", \
+  "f24", "f25", "f26", "f27", "f28", "f29", "f30", "f31", \
+  "f32", "f34", "f36", "f38", "f40", "f42", "f44", "f46", \
+  "f48", "f50", "f52", "f54", "f56", "f58", "f60", "f62"
+#define SPARC64_CP0_REGISTERS                                             \
+  "pc", "npc",                                                            \
+  /* FIXME: Give "state" a name until we start using register groups.  */ \
+  "state",                                                                \
+  "fsr",                                                                  \
+  "fprs",                                                                 \
+  "y"
+
+static const char *sparc64_fpu_register_names[] = { SPARC64_FPU_REGISTERS };
+static const char *sparc64_cp0_register_names[] = { SPARC64_CP0_REGISTERS };
 
 static const char *sparc64_register_names[] =
 {
-  "g0", "g1", "g2", "g3", "g4", "g5", "g6", "g7",
-  "o0", "o1", "o2", "o3", "o4", "o5", "sp", "o7",
-  "l0", "l1", "l2", "l3", "l4", "l5", "l6", "l7",
-  "i0", "i1", "i2", "i3", "i4", "i5", "fp", "i7",
-
-  "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7",
-  "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15",
-  "f16", "f17", "f18", "f19", "f20", "f21", "f22", "f23",
-  "f24", "f25", "f26", "f27", "f28", "f29", "f30", "f31",
-  "f32", "f34", "f36", "f38", "f40", "f42", "f44", "f46",
-  "f48", "f50", "f52", "f54", "f56", "f58", "f60", "f62",
-
-  "pc", "npc",
-  
-  /* FIXME: Give "state" a name until we start using register groups.  */
-  "state",
-  "fsr",
-  "fprs",
-  "y",
+  SPARC_CORE_REGISTERS,
+  SPARC64_FPU_REGISTERS,
+  SPARC64_CP0_REGISTERS
 };
 
 /* Total number of registers.  */
@@ -273,28 +274,57 @@ static const char *sparc64_pseudo_regist
 #define SPARC64_NUM_PSEUDO_REGS ARRAY_SIZE (sparc64_pseudo_register_names)
 
 /* Return the name of register REGNUM.  */
+static const char *
+sparc64_pseudo_register_name (struct gdbarch *gdbarch, int regnum)
+{
+  regnum -= gdbarch_num_regs (gdbarch);
+
+  if (regnum < SPARC64_NUM_PSEUDO_REGS)
+    return sparc64_pseudo_register_names[regnum];
+
+  internal_error (__FILE__, __LINE__,
+                  _("sparc64_pseudo_register_name: bad register number %d"),
+                  regnum);
+}
 
 static const char *
 sparc64_register_name (struct gdbarch *gdbarch, int regnum)
 {
-  if (regnum >= 0 && regnum < SPARC64_NUM_REGS)
+  if (regnum >= 0 && regnum < gdbarch_num_regs (gdbarch))
     return sparc64_register_names[regnum];
 
-  if (regnum >= SPARC64_NUM_REGS
-      && regnum < SPARC64_NUM_REGS + SPARC64_NUM_PSEUDO_REGS)
-    return sparc64_pseudo_register_names[regnum - SPARC64_NUM_REGS];
-
-  return NULL;
+  return sparc64_pseudo_register_name (gdbarch, regnum);
 }
 
 /* Return the GDB type object for the "standard" data type of data in
    register REGNUM.  */
+static struct type *
+sparc64_pseudo_register_type (struct gdbarch *gdbarch, int regnum)
+{
+  regnum -= gdbarch_num_regs (gdbarch);
+
+  if (regnum == SPARC64_CWP_REGNUM)
+    return builtin_type (gdbarch)->builtin_int64;
+  if (regnum == SPARC64_PSTATE_REGNUM)
+    return sparc64_pstate_type (gdbarch);
+  if (regnum == SPARC64_ASI_REGNUM)
+    return builtin_type (gdbarch)->builtin_int64;
+  if (regnum == SPARC64_CCR_REGNUM)
+    return builtin_type (gdbarch)->builtin_int64;
+  if (regnum >= SPARC64_D0_REGNUM && regnum <= SPARC64_D62_REGNUM)
+    return builtin_type (gdbarch)->builtin_double;
+  if (regnum >= SPARC64_Q0_REGNUM && regnum <= SPARC64_Q60_REGNUM)
+    return builtin_type (gdbarch)->builtin_long_double;
+
+  internal_error (__FILE__, __LINE__,
+                  _("sparc64_pseudo_register_type: bad register number %d"),
+                  regnum);
+}
 
 static struct type *
 sparc64_register_type (struct gdbarch *gdbarch, int regnum)
 {
   /* Raw registers.  */
-
   if (regnum == SPARC_SP_REGNUM || regnum == SPARC_FP_REGNUM)
     return builtin_type (gdbarch)->builtin_data_ptr;
   if (regnum >= SPARC_G0_REGNUM && regnum <= SPARC_I7_REGNUM)
@@ -319,19 +349,8 @@ sparc64_register_type (struct gdbarch *g
     return builtin_type (gdbarch)->builtin_int64;
 
   /* Pseudo registers.  */
-
-  if (regnum == SPARC64_CWP_REGNUM)
-    return builtin_type (gdbarch)->builtin_int64;
-  if (regnum == SPARC64_PSTATE_REGNUM)
-    return sparc64_pstate_type (gdbarch);
-  if (regnum == SPARC64_ASI_REGNUM)
-    return builtin_type (gdbarch)->builtin_int64;
-  if (regnum == SPARC64_CCR_REGNUM)
-    return builtin_type (gdbarch)->builtin_int64;
-  if (regnum >= SPARC64_D0_REGNUM && regnum <= SPARC64_D62_REGNUM)
-    return builtin_type (gdbarch)->builtin_double;
-  if (regnum >= SPARC64_Q0_REGNUM && regnum <= SPARC64_Q60_REGNUM)
-    return builtin_type (gdbarch)->builtin_long_double;
+  if (regnum >= gdbarch_num_regs (gdbarch))
+    return sparc64_pseudo_register_type (gdbarch, regnum);
 
   internal_error (__FILE__, __LINE__, _("invalid regnum"));
 }
@@ -344,7 +363,7 @@ sparc64_pseudo_register_read (struct gdb
   enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
   enum register_status status;
 
-  gdb_assert (regnum >= SPARC64_NUM_REGS);
+  regnum -= gdbarch_num_regs (gdbarch);
 
   if (regnum >= SPARC64_D0_REGNUM && regnum <= SPARC64_D30_REGNUM)
     {
@@ -421,7 +440,8 @@ sparc64_pseudo_register_write (struct gd
 			       int regnum, const gdb_byte *buf)
 {
   enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
-  gdb_assert (regnum >= SPARC64_NUM_REGS);
+
+  regnum -= gdbarch_num_regs (gdbarch);
 
   if (regnum >= SPARC64_D0_REGNUM && regnum <= SPARC64_D30_REGNUM)
     {
@@ -638,6 +658,7 @@ static void
 sparc64_store_floating_fields (struct regcache *regcache, struct type *type,
 			       const gdb_byte *valbuf, int element, int bitpos)
 {
+  struct gdbarch *gdbarch = get_regcache_arch (regcache);
   int len = TYPE_LENGTH (type);
 
   gdb_assert (element < 16);
@@ -652,14 +673,15 @@ sparc64_store_floating_fields (struct re
 	  gdb_assert (bitpos == 0);
 	  gdb_assert ((element % 2) == 0);
 
-	  regnum = SPARC64_Q0_REGNUM + element / 2;
+	  regnum = gdbarch_num_regs (gdbarch) + SPARC64_Q0_REGNUM + element / 2;
 	  regcache_cooked_write (regcache, regnum, valbuf);
 	}
       else if (len == 8)
 	{
 	  gdb_assert (bitpos == 0 || bitpos == 64);
 
-	  regnum = SPARC64_D0_REGNUM + element + bitpos / 64;
+	  regnum = gdbarch_num_regs (gdbarch) + SPARC64_D0_REGNUM
+                   + element + bitpos / 64;
 	  regcache_cooked_write (regcache, regnum, valbuf + (bitpos / 8));
 	}
       else
@@ -712,6 +734,8 @@ static void
 sparc64_extract_floating_fields (struct regcache *regcache, struct type *type,
 				 gdb_byte *valbuf, int bitpos)
 {
+  struct gdbarch *gdbarch = get_regcache_arch (regcache);
+
   if (sparc64_floating_p (type))
     {
       int len = TYPE_LENGTH (type);
@@ -721,14 +745,15 @@ sparc64_extract_floating_fields (struct
 	{
 	  gdb_assert (bitpos == 0 || bitpos == 128);
 
-	  regnum = SPARC64_Q0_REGNUM + bitpos / 128;
+	  regnum = gdbarch_num_regs (gdbarch) + SPARC64_Q0_REGNUM
+                   + bitpos / 128;
 	  regcache_cooked_read (regcache, regnum, valbuf + (bitpos / 8));
 	}
       else if (len == 8)
 	{
 	  gdb_assert (bitpos % 64 == 0 && bitpos >= 0 && bitpos < 256);
 
-	  regnum = SPARC64_D0_REGNUM + bitpos / 64;
+	  regnum = gdbarch_num_regs (gdbarch) + SPARC64_D0_REGNUM + bitpos / 64;
 	  regcache_cooked_read (regcache, regnum, valbuf + (bitpos / 8));
 	}
       else
@@ -911,13 +936,13 @@ sparc64_store_arguments (struct regcache
 	  /* Float Complex or double Complex arguments.  */
 	  if (element < 16)
 	    {
-	      regnum = SPARC64_D0_REGNUM + element;
+	      regnum = gdbarch_num_regs (gdbarch) + SPARC64_D0_REGNUM + element;
 
 	      if (len == 16)
 		{
-		  if (regnum < SPARC64_D30_REGNUM)
+		  if (regnum < gdbarch_num_regs (gdbarch) + SPARC64_D30_REGNUM)
 		    regcache_cooked_write (regcache, regnum + 1, valbuf + 8);
-		  if (regnum < SPARC64_D10_REGNUM)
+		  if (regnum < gdbarch_num_regs (gdbarch) + SPARC64_D10_REGNUM)
 		    regcache_cooked_write (regcache,
 					   SPARC_O0_REGNUM + element + 1,
 					   valbuf + 8);
@@ -932,12 +957,14 @@ sparc64_store_arguments (struct regcache
 	      if (element % 2)
 		element++;
 	      if (element < 16)
-		regnum = SPARC64_Q0_REGNUM + element / 2;
+		regnum = gdbarch_num_regs (gdbarch) + SPARC64_Q0_REGNUM
+                         + element / 2;
 	    }
 	  else if (len == 8)
 	    {
 	      if (element < 16)
-		regnum = SPARC64_D0_REGNUM + element;
+		regnum = gdbarch_num_regs (gdbarch) + SPARC64_D0_REGNUM
+                         + element;
 	    }
 	  else if (len == 4)
 	    {
@@ -952,7 +979,8 @@ sparc64_store_arguments (struct regcache
 	      valbuf = buf;
 	      len = 8;
 	      if (element < 16)
-		regnum = SPARC64_D0_REGNUM + element;
+		regnum = gdbarch_num_regs (gdbarch) + SPARC64_D0_REGNUM
+                         + element;
 	    }
 	}
       else
@@ -969,19 +997,24 @@ sparc64_store_arguments (struct regcache
 
 	  /* If we're storing the value in a floating-point register,
              also store it in the corresponding %0 register(s).  */
-	  if (regnum >= SPARC64_D0_REGNUM && regnum <= SPARC64_D10_REGNUM)
-	    {
-	      gdb_assert (element < 6);
-	      regnum = SPARC_O0_REGNUM + element;
-	      regcache_cooked_write (regcache, regnum, valbuf);
-	    }
-	  else if (regnum >= SPARC64_Q0_REGNUM && regnum <= SPARC64_Q8_REGNUM)
-	    {
-	      gdb_assert (element < 5);
-	      regnum = SPARC_O0_REGNUM + element;
-	      regcache_cooked_write (regcache, regnum, valbuf);
-	      regcache_cooked_write (regcache, regnum + 1, valbuf + 8);
-	    }
+	  if (regnum >= gdbarch_num_regs (gdbarch))
+            {
+              regnum -= gdbarch_num_regs (gdbarch);
+
+              if (regnum >= SPARC64_D0_REGNUM && regnum <= SPARC64_D10_REGNUM)
+	        {
+	          gdb_assert (element < 6);
+	          regnum = SPARC_O0_REGNUM + element;
+	          regcache_cooked_write (regcache, regnum, valbuf);
+                }
+              else if (regnum >= SPARC64_Q0_REGNUM && regnum <= SPARC64_Q8_REGNUM)
+                {
+                  gdb_assert (element < 5);
+                  regnum = SPARC_O0_REGNUM + element;
+                  regcache_cooked_write (regcache, regnum, valbuf);
+                  regcache_cooked_write (regcache, regnum + 1, valbuf + 8);
+	        }
+            }
 	}
 
       /* Always store the argument in memory.  */

  reply	other threads:[~2017-01-09 21:18 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-12-06 11:41 Ivo Raisr
2016-12-06 15:26 ` Yao Qi
2016-12-06 23:46   ` Ivo Raisr
2016-12-06 23:58     ` Ivo Raisr
2016-12-12 12:54       ` Yao Qi
2017-01-04 17:43         ` Ivo Raisr
2017-01-05 14:31           ` Yao Qi
2017-01-06 15:12             ` Ivo Raisr
2017-01-09 17:35               ` Yao Qi
2017-01-09 21:18                 ` Ivo Raisr [this message]
2017-01-10  9:29                   ` Yao Qi
2017-01-11 13:15                     ` Ivo Raisr
2017-01-11 15:46                       ` Yao Qi
2017-01-12 11:09                         ` Ivo Raisr
2017-01-16 16:50                           ` Jose E. Marchesi
2017-01-25 15:46               ` Pedro Alves
2017-01-25 16:05                 ` Ivo Raisr
2017-01-25 16:24                   ` Pedro Alves
2017-01-25 16:26                     ` Ivo Raisr
2017-01-25 16:44                       ` Yao Qi
2017-01-17 21:38         ` Ivo Raisr
2017-01-25  5:46           ` Ivo Raisr
2017-01-25 22:42           ` Yao Qi
2017-01-26 11:23             ` Ivo Raisr
2016-12-11 17:23     ` Ivo Raisr

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