PatchSet 7686
Date: 2008/01/18 03:17:13
Author: robilad
Branch: HEAD
Tag: (none)
Log:
cleaned up x86 jit code
2008-01-18 Dalibor Topic <[EMAIL PROTECTED]>
* config/i386/jit-i386.def: Removed unused nop and unimplemented
instructions. Removed ifdef-ed out code.
Members:
ChangeLog:1.5188->1.5189
config/i386/jit-i386.def:1.21->1.22
Index: kaffe/ChangeLog
diff -u kaffe/ChangeLog:1.5188 kaffe/ChangeLog:1.5189
--- kaffe/ChangeLog:1.5188 Fri Jan 18 03:13:03 2008
+++ kaffe/ChangeLog Fri Jan 18 03:17:13 2008
@@ -1,5 +1,10 @@
2008-01-18 Dalibor Topic <[EMAIL PROTECTED]>
+ * config/i386/jit-i386.def: Removed unused nop and unimplemented
+ instructions. Removed ifdef-ed out code.
+
+2008-01-18 Dalibor Topic <[EMAIL PROTECTED]>
+
* TODO: Updated.
2008-01-18 Dalibor Topic <[EMAIL PROTECTED]>
Index: kaffe/config/i386/jit-i386.def
diff -u kaffe/config/i386/jit-i386.def:1.21 kaffe/config/i386/jit-i386.def:1.22
--- kaffe/config/i386/jit-i386.def:1.21 Fri May 6 15:24:24 2005
+++ kaffe/config/i386/jit-i386.def Fri Jan 18 03:17:15 2008
@@ -148,19 +148,6 @@
/* --------------------------------------------------------------------- */
-define_insn(unimplemented, unimplemented)
-{
- KAFFEVM_ABORT();
-}
-
-define_insn(nop, nop)
-{
- OUT(0x90);
- debug(("nop\n"));
-}
-
-/* --------------------------------------------------------------------- */
-
define_insn(prologue, prologue_xxx)
{
label* l;
@@ -198,44 +185,6 @@
debug(("incl 0x%x\n",(int)&(globalMethod->callsCount)));
}
#endif
-
-#if 0
- /* If this method uses IEEE, set up the mode here */
- if (used_ieee_division == true) {
- OUT(0x68);
- LOUT(0);
- OUT(0x68);
- LOUT(0);
- debug(("pushl #0\n"));
- debug(("pushl #0\n"));
-
- OUT(0xD9);
- OUT(0x3C);
- OUT(0x24);
- debug(("fnstcw (esp)\n"));
-
- OUT(0x8B);
- OUT((REG_eax<<3)|0x04);
- OUT(0x24);
- debug(("movl (esp),eax\n"));
-
- OUT(0xB8|REG_eax);
- LOUT(IEEE_MODE);
- debug(("movl %d,eax\n", IEEE_MODE));
-
- OUT(0x89);
- OUT((REG_eax<<3)|0x44);
- OUT(0x24);
- OUT(0x04);
- debug(("movl eax,4(esp)\n"));
-
- OUT(0xD9);
- OUT(0x6C);
- OUT(0x24);
- OUT(0x04);
- debug(("fldcw 4(esp)\n"));
- }
-#endif
}
define_insn(exception_prologue, eprologue_xLx)
@@ -265,65 +214,12 @@
debug(("subl #?,ecx\n"));
debug(("subl #3*SLOTSIZE,ecx\n"));
debug(("movl ecx,esp\n"));
-
-#if 0
- if (used_ieee_division == true) {
- OUT(0x81);
- OUT(0xE8|REG_esp);
- LOUT(SLOTSIZE);
-
- debug(("subl #%d,esp\n", SLOTSIZE));
-
- OUT(0x8B);
- OUT((REG_eax<<3)|0x04);
- OUT(0x24);
- debug(("movl (esp),eax\n"));
-
- OUT(0xB8|REG_eax);
- LOUT(IEEE_MODE);
- debug(("movl %d,eax\n", IEEE_MODE));
-
- OUT(0x89);
- OUT((REG_eax<<3)|0x44);
- OUT(0x24);
- OUT(0x04);
- debug(("movl eax,4(esp)\n"));
-
- OUT(0xD9);
- OUT(0x6C);
- OUT(0x24);
- OUT(0x04);
- debug(("fldcw 4(esp)\n"));
- }
-#endif
}
define_insn(epilogue, epilogue_xxx)
{
KaffeJIT_setEpilogueLabel((uintp)CODEPC);
-#if 0
- /* If this method uses IEEE, restore it */
- if (used_ieee_division == true) {
-#if 0
- OUT(0xD9);
- OUT(0x2C);
- OUT(0x24);
- debug(("fldcw (esp)\n"));
-#endif
- OUT(0xD9);
- OUT(0x6C);
- OUT(0x24);
- OUT(0);
- debug(("fldcw 0(esp)\n"));
-
- OUT(0x81);
- OUT(0xC0|REG_esp);
- LOUT(8);
- debug(("addl 8,esp\n"));
- }
-#endif
-
#if defined(KAFFE_PROFILER)
if (profFlag) {
profiler_end(globalMethod->totalClicks, 1);
@@ -786,15 +682,8 @@
/* Setup EDX - should contains the sign of EAX */
do_move_int(REG_edx, REG_eax);
-#if 0
- OUT(0xC1);
- OUT(0xF8|REG_edx);
- OUT(31);
- debug(("sarl #31,edx\n"));
-#else
OUT(0x99);
debug(("cltd\n"));
-#endif
OUT(0xF7);
OUT(0xF8|r);
@@ -876,15 +765,8 @@
/* Setup EDX - should contains the sign of EAX */
do_move_int(REG_edx, REG_eax);
-#if 0
- OUT(0xC1);
- OUT(0xF8|REG_edx);
- OUT(31);
- debug(("sarl #31,edx\n"));
-#else
OUT(0x99);
debug(("cltd\n"));
-#endif
OUT(0xF7);
OUT(0xF8|r);
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