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interpret.cc (convert): New function.

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* interpret.cc (convert): New function.
	(continue1) [insn_d2i, insn_d2l, insn_f2i, insn_f2l]: Use
	convert.
	Include Long.h.

From-SVN: r49621
This commit is contained in:
Tom Tromey 2002-02-08 20:00:40 +00:00 committed by Tom Tromey
parent c50503ac9b
commit 30d287947e
2 changed files with 44 additions and 4 deletions
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7
libjava/ChangeLog
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@ -1,3 +1,10 @@
2002-02-08 Tom Tromey <tromey@redhat.com>
* interpret.cc (convert): New function.
(continue1) [insn_d2i, insn_d2l, insn_f2i, insn_f2l]: Use
convert.
Include Long.h.
2002-02-08 Anthony Green <green@redhat.com>
* configure.host: Add support for xscale-elf embedded target.

41
libjava/interpret.cc
View File

@ -21,6 +21,7 @@ details. */
#include <java/lang/System.h>
#include <java/lang/String.h>
#include <java/lang/Integer.h>
#include <java/lang/Long.h>
#include <java/lang/StringBuffer.h>
#include <java/lang/Class.h>
#include <java/lang/reflect/Modifier.h>
@ -67,6 +68,22 @@ static inline void dupx (_Jv_word *sp, int n, int x)
};
// Used to convert from floating types to integral types.
template<typename TO, typename FROM>
static inline TO
convert (FROM val, TO min, TO max)
{
TO ret;
if (val >= (FROM) max)
ret = max;
else if (val <= (FROM) min)
ret = min;
else if (val != val)
ret = 0;
else
ret = (TO) val;
return ret;
}
#define PUSHA(V) (sp++)->o = (V)
#define PUSHI(V) (sp++)->i = (V)
@ -1534,11 +1551,19 @@ void _Jv_InterpMethod::continue1 (_Jv_InterpMethodInvocation *inv)
NEXT_INSN;
insn_f2i:
{ jint value = (jint)POPF (); PUSHI(value); }
{
using namespace java::lang;
jint value = convert (POPF (), Integer::MIN_VALUE, Integer::MAX_VALUE);
PUSHI(value);
}
NEXT_INSN;
insn_f2l:
{ jlong value = (jlong)POPF (); PUSHL(value); }
{
using namespace java::lang;
jlong value = convert (POPF (), Long::MIN_VALUE, Long::MAX_VALUE);
PUSHI(value);
}
NEXT_INSN;
insn_f2d:
@ -1546,11 +1571,19 @@ void _Jv_InterpMethod::continue1 (_Jv_InterpMethodInvocation *inv)
NEXT_INSN;
insn_d2i:
{ jint value = (jint)POPD (); PUSHI(value); }
{
using namespace java::lang;
jint value = convert (POPD (), Integer::MIN_VALUE, Integer::MAX_VALUE);
PUSHI(value);
}
NEXT_INSN;
insn_d2l:
{ jlong value = (jlong)POPD (); PUSHL(value); }
{
using namespace java::lang;
jlong value = convert (POPD (), Long::MIN_VALUE, Long::MAX_VALUE);
PUSHL(value);
}
NEXT_INSN;
insn_d2f: