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authorJan Beulich <jbeulich@suse.com>2021-03-30 14:09:41 +0200
committerJan Beulich <jbeulich@suse.com>2021-03-30 14:09:41 +0200
commit5e0423804a6e421e0e8a22631eab42c984502f25 (patch)
tree8c4af9a6fd049ff6140fd7ca66160cb1ed273e5f /opcodes
parent346848622660e06b352613d425fe6ad67194ed14 (diff)
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x86: drop seg_entry
Use struct reg_entry instead for most purposes, with a separate array holding just the respective opcode prefix bytes.
Diffstat (limited to 'opcodes')
-rw-r--r--opcodes/ChangeLog7
-rw-r--r--opcodes/i386-opc.c16
-rw-r--r--opcodes/i386-opc.h15
3 files changed, 17 insertions, 21 deletions
diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index fb5b8c7..7179187 100644
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -1,5 +1,12 @@
2021-03-30 Jan Beulich <jbeulich@suse.com>
+ * i386-opc.c (cs, ds, ss, es, fs, gs): Delete.
+ (i386_seg_prefixes): New.
+ * i386-opc.h (cs, ds, ss, es, fs, gs): Delete.
+ (i386_seg_prefixes): Declare.
+
+2021-03-30 Jan Beulich <jbeulich@suse.com>
+
* i386-opc.h (REGNAM_AL, REGNAM_AX, REGNAM_EAX): Delete.
2021-03-30 Jan Beulich <jbeulich@suse.com>
diff --git a/opcodes/i386-opc.c b/opcodes/i386-opc.c
index 370adc3..ca3bdfb 100644
--- a/opcodes/i386-opc.c
+++ b/opcodes/i386-opc.c
@@ -23,10 +23,12 @@
#include "i386-opc.h"
#include "i386-tbl.h"
-/* Segment stuff. */
-const seg_entry cs = { "cs", 0x2e };
-const seg_entry ds = { "ds", 0x3e };
-const seg_entry ss = { "ss", 0x36 };
-const seg_entry es = { "es", 0x26 };
-const seg_entry fs = { "fs", 0x64 };
-const seg_entry gs = { "gs", 0x65 };
+/* To be indexed by segment register number. */
+const unsigned char i386_seg_prefixes[] = {
+ ES_PREFIX_OPCODE,
+ CS_PREFIX_OPCODE,
+ SS_PREFIX_OPCODE,
+ DS_PREFIX_OPCODE,
+ FS_PREFIX_OPCODE,
+ GS_PREFIX_OPCODE
+};
diff --git a/opcodes/i386-opc.h b/opcodes/i386-opc.h
index 9c451de..60c445f 100644
--- a/opcodes/i386-opc.h
+++ b/opcodes/i386-opc.h
@@ -992,17 +992,4 @@ reg_entry;
extern const reg_entry i386_regtab[];
extern const unsigned int i386_regtab_size;
-
-typedef struct
-{
- char *seg_name;
- unsigned int seg_prefix;
-}
-seg_entry;
-
-extern const seg_entry cs;
-extern const seg_entry ds;
-extern const seg_entry ss;
-extern const seg_entry es;
-extern const seg_entry fs;
-extern const seg_entry gs;
+extern const unsigned char i386_seg_prefixes[6];