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authorAlan Modra <amodra@gmail.com>1999-12-27 16:10:31 +0000
committerAlan Modra <amodra@gmail.com>1999-12-27 16:10:31 +0000
commit3138f287b13f7f83b9290011391bbf77cbf65da0 (patch)
treeaca6129dab6f19a0f643d335d1369ea08b921f2c
parent221f77a9db36dc14f5f529d616808e5a46d6bb94 (diff)
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x86 indirect jump/call syntax fixes. Disassembly fix for lcall.
-rw-r--r--gas/ChangeLog6
-rw-r--r--gas/config/tc-i386.c16
-rw-r--r--include/opcode/ChangeLog5
-rw-r--r--include/opcode/i386.h7
-rw-r--r--opcodes/ChangeLog4
-rw-r--r--opcodes/i386-dis.c2
6 files changed, 29 insertions, 11 deletions
diff --git a/gas/ChangeLog b/gas/ChangeLog
index 39fb313..e9ad534 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,9 @@
+1999-12-27 Alan Modra <alan@spri.levels.unisa.edu.au>
+
+ * config/tc-i386.c (MATCH): Relax JumpAbsolute check. Emit a
+ warning for absolute jump/call without `*' in non-intel mode. No
+ need to set i.types[0] JumpAbsolute in intel mode.
+
1999-12-22 Philip Blundell <pb@futuretv.com>
* config/tc-arm.c (arm_s_text): If OBJ_ELF, call the appropriate
diff --git a/gas/config/tc-i386.c b/gas/config/tc-i386.c
index 5219113..2aba752 100644
--- a/gas/config/tc-i386.c
+++ b/gas/config/tc-i386.c
@@ -1255,9 +1255,8 @@ md_assemble (line)
with the template operand types. */
#define MATCH(overlap, given, template) \
- ((overlap) \
- && ((given) & BaseIndex) == ((overlap) & BaseIndex) \
- && ((given) & JumpAbsolute) == ((template) & JumpAbsolute))
+ ((overlap & ~JumpAbsolute) \
+ && ((given) & (BaseIndex|JumpAbsolute)) == ((overlap) & (BaseIndex|JumpAbsolute)))
/* If given types r0 and r1 are registers they must be of the same type
unless the expected operand type register overlap is null.
@@ -1347,11 +1346,6 @@ md_assemble (line)
i.types[xchg1] = temp_type;
}
- if (!strcmp(mnemonic,"jmp")
- || !strcmp (mnemonic, "call"))
- if ((i.types[0] & Reg) || i.types[0] & BaseIndex)
- i.types[0] |= JumpAbsolute;
-
}
overlap0 = 0;
overlap1 = 0;
@@ -1460,6 +1454,12 @@ md_assemble (line)
return;
}
+ if (!intel_syntax
+ && (i.types[0] & JumpAbsolute) != (t->operand_types[0] & JumpAbsolute))
+ {
+ as_warn (_("Indirect %s without `*'"), t->name);
+ }
+
if ((t->opcode_modifier & (IsPrefix|IgnoreSize)) == (IsPrefix|IgnoreSize))
{
/* Warn them that a data or address size prefix doesn't affect
diff --git a/include/opcode/ChangeLog b/include/opcode/ChangeLog
index f1038dc..fb573cc 100644
--- a/include/opcode/ChangeLog
+++ b/include/opcode/ChangeLog
@@ -1,3 +1,8 @@
+1999-12-27 Alan Modra <alan@spri.levels.unisa.edu.au>
+
+ * i386.h: Add JumpAbsolute qualifier to all non-intel mode
+ indirect jumps and calls. Add FF/3 call for intel mode.
+
Wed Dec 1 03:05:25 1999 Jeffrey A Law (law@cygnus.com)
* mn10300.h: Add new operand types. Add new instruction formats.
diff --git a/include/opcode/i386.h b/include/opcode/i386.h
index 7e3a564..c5f6217 100644
--- a/include/opcode/i386.h
+++ b/include/opcode/i386.h
@@ -315,17 +315,20 @@ static const template i386_optab[] = {
{"call", 1, 0xff, 2, wl_Suf|Modrm|DefaultSize, { WordReg|WordMem|JumpAbsolute, 0, 0} },
/* Intel Syntax */
{"call", 2, 0x9a, X, wl_Suf|JumpInterSegment|DefaultSize, { Imm16, Imm16|Imm32, 0} },
+/* Intel Syntax */
+{"call", 1, 0xff, 3, wl_Suf|Modrm|DefaultSize, { WordMem, 0, 0} },
{"lcall", 2, 0x9a, X, wl_Suf|JumpInterSegment|DefaultSize, { Imm16, Imm16|Imm32, 0} },
-{"lcall", 1, 0xff, 3, wl_Suf|Modrm|DefaultSize, { WordMem, 0, 0} },
+{"lcall", 1, 0xff, 3, wl_Suf|Modrm|DefaultSize, { WordMem|JumpAbsolute, 0, 0} },
#define JUMP_PC_RELATIVE 0xeb
{"jmp", 1, 0xeb, X, NoSuf|Jump, { Disp, 0, 0} },
{"jmp", 1, 0xff, 4, wl_Suf|Modrm, { WordReg|WordMem|JumpAbsolute, 0, 0} },
/* Intel Syntax */
{"jmp", 2, 0xea, X, wl_Suf|JumpInterSegment, { Imm16, Imm16|Imm32, 0} },
+/* Intel Syntax */
{"jmp", 1, 0xff, 5, wl_Suf|Modrm, { WordMem, 0, 0} },
{"ljmp", 2, 0xea, X, wl_Suf|JumpInterSegment, { Imm16, Imm16|Imm32, 0} },
-{"ljmp", 1, 0xff, 5, wl_Suf|Modrm, { WordMem, 0, 0} },
+{"ljmp", 1, 0xff, 5, wl_Suf|Modrm, { WordMem|JumpAbsolute, 0, 0} },
{"ret", 0, 0xc3, X, wl_Suf|DefaultSize, { 0, 0, 0} },
{"ret", 1, 0xc2, X, wl_Suf|DefaultSize, { Imm16, 0, 0} },
diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index 0b222d0..f5b0971 100644
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -1,3 +1,7 @@
+1999-12-27 Alan Modra <alan@spri.levels.unisa.edu.au>
+
+ * i386-dis.c (grps[]): Correct GRP5 FF/3 from "call" to "lcall".
+
Wed Dec 1 03:34:53 1999 Jeffrey A Law (law@cygnus.com)
* m10300-opc.c, m10300-dis.c: Add am33 support.
diff --git a/opcodes/i386-dis.c b/opcodes/i386-dis.c
index 3018b7b..a75d6e3 100644
--- a/opcodes/i386-dis.c
+++ b/opcodes/i386-dis.c
@@ -1749,7 +1749,7 @@ static const struct dis386 grps[][8] = {
{ "incQ", Ev, XX, XX },
{ "decQ", Ev, XX, XX },
{ "callP", indirEv, XX, XX },
- { "callP", indirEv, XX, XX },
+ { "lcallP", indirEv, XX, XX },
{ "jmpP", indirEv, XX, XX },
{ "ljmpP", indirEv, XX, XX },
{ "pushQ", Ev, XX, XX },