10 files changed, 261 insertions, 0 deletions
diff --git a/contrib/syslinux-4.02/com32/lib/libgcc/__ashldi3.S b/contrib/syslinux-4.02/com32/lib/libgcc/__ashldi3.S
new file mode 100644
index 0000000..f2cc11c
--- /dev/null
+++ b/contrib/syslinux-4.02/com32/lib/libgcc/__ashldi3.S
@@ -0,0 +1,29 @@
+/*
+ * arch/i386/libgcc/__ashldi3.S
+ *
+ * 64-bit shl
+ */
+	.text
+	.align 4
+	.globl __ashldi3
+	.type __ashldi3,@function
+__ashldi3:
+#ifndef REGPARM
+	movl  4(%esp),%eax
+	movl  8(%esp),%edx
+	movb  12(%esp),%cl
+#endif
+	cmpb  $32,%cl
+	jae   1f
+
+	shldl %cl,%eax,%edx
+	shl   %cl,%eax
+	ret
+
+1:
+	xorl  %edx,%edx
+	shl   %cl,%eax
+	xchgl %edx,%eax
+	ret
+
+	.size __ashldi3,.-__ashldi3
diff --git a/contrib/syslinux-4.02/com32/lib/libgcc/__ashrdi3.S b/contrib/syslinux-4.02/com32/lib/libgcc/__ashrdi3.S
new file mode 100644
index 0000000..3f9c520
--- /dev/null
+++ b/contrib/syslinux-4.02/com32/lib/libgcc/__ashrdi3.S
@@ -0,0 +1,29 @@
+/*
+ * arch/i386/libgcc/__ashrdi3.S
+ *
+ * 64-bit sar
+ */
+	.text
+	.align 4
+	.globl __ashrdi3
+	.type __ashrdi3,@function
+__ashrdi3:
+#ifndef REGPARM
+	movl  4(%esp),%eax
+	movl  8(%esp),%edx
+	movb  12(%esp),%cl
+#endif
+	cmpb  $32,%cl
+	jae   1f
+
+	shrdl %cl,%edx,%eax
+	sarl  %cl,%edx
+	ret
+
+1:
+	sarl  %cl,%edx
+	movl  %edx,%eax
+	cdq
+	ret
+
+	.size __ashrdi3,.-__ashrdi3
diff --git a/contrib/syslinux-4.02/com32/lib/libgcc/__divdi3.c b/contrib/syslinux-4.02/com32/lib/libgcc/__divdi3.c
new file mode 100644
index 0000000..97c7795
--- /dev/null
+++ b/contrib/syslinux-4.02/com32/lib/libgcc/__divdi3.c
@@ -0,0 +1,29 @@
+/*
+ * arch/i386/libgcc/__divdi3.c
+ */
+
+#include <stdint.h>
+#include <stddef.h>
+
+extern uint64_t __udivmoddi4(uint64_t num, uint64_t den, uint64_t * rem);
+
+int64_t __divdi3(int64_t num, int64_t den)
+{
+    int minus = 0;
+    int64_t v;
+
+    if (num < 0) {
+	num = -num;
+	minus = 1;
+    }
+    if (den < 0) {
+	den = -den;
+	minus ^= 1;
+    }
+
+    v = __udivmoddi4(num, den, NULL);
+    if (minus)
+	v = -v;
+
+    return v;
+}
diff --git a/contrib/syslinux-4.02/com32/lib/libgcc/__lshrdi3.S b/contrib/syslinux-4.02/com32/lib/libgcc/__lshrdi3.S
new file mode 100644
index 0000000..eee3aac
--- /dev/null
+++ b/contrib/syslinux-4.02/com32/lib/libgcc/__lshrdi3.S
@@ -0,0 +1,29 @@
+/*
+ * arch/i386/libgcc/__lshrdi3.S
+ *
+ * 64-bit shr
+ */
+	.text
+	.align 4
+	.globl __lshrdi3
+	.type __lshrdi3,@function
+__lshrdi3:
+#ifndef REGPARM
+	movl  4(%esp),%eax
+	movl  8(%esp),%edx
+	movb  12(%esp),%cl
+#endif
+	cmpb  $32,%cl
+	jae   1f
+
+	shrdl %cl,%edx,%eax
+	shrl  %cl,%edx
+	ret
+
+1:
+	shrl  %cl,%edx
+	xorl  %eax,%eax
+	xchgl %edx,%eax
+	ret
+
+	.size __lshrdi3,.-__lshrdi3
diff --git a/contrib/syslinux-4.02/com32/lib/libgcc/__moddi3.c b/contrib/syslinux-4.02/com32/lib/libgcc/__moddi3.c
new file mode 100644
index 0000000..4fc5588
--- /dev/null
+++ b/contrib/syslinux-4.02/com32/lib/libgcc/__moddi3.c
@@ -0,0 +1,29 @@
+/*
+ * arch/i386/libgcc/__moddi3.c
+ */
+
+#include <stdint.h>
+#include <stddef.h>
+
+extern uint64_t __udivmoddi4(uint64_t num, uint64_t den, uint64_t * rem);
+
+int64_t __moddi3(int64_t num, int64_t den)
+{
+    int minus = 0;
+    int64_t v;
+
+    if (num < 0) {
+	num = -num;
+	minus = 1;
+    }
+    if (den < 0) {
+	den = -den;
+	minus ^= 1;
+    }
+
+    (void)__udivmoddi4(num, den, (uint64_t *)&v);
+    if (minus)
+	v = -v;
+
+    return v;
+}
diff --git a/contrib/syslinux-4.02/com32/lib/libgcc/__muldi3.S b/contrib/syslinux-4.02/com32/lib/libgcc/__muldi3.S
new file mode 100644
index 0000000..648a88a
--- /dev/null
+++ b/contrib/syslinux-4.02/com32/lib/libgcc/__muldi3.S
@@ -0,0 +1,34 @@
+/*
+ * arch/i386/libgcc/__muldi3.S
+ *
+ * 64*64 = 64 bit unsigned multiplication
+ */
+
+	.text
+	.align 4
+	.globl __muldi3
+	.type __muldi3,@function
+__muldi3:
+	push  %esi
+#ifndef REGPARM
+	movl  8(%esp),%eax
+	movl  %eax,%esi
+	movl  16(%esp),%ecx
+	mull  %ecx
+	imull 12(%esp),%ecx
+	imull 20(%esp),%esi
+	addl  %ecx,%edx
+	addl  %esi,%edx
+#else
+	movl  %eax,%esi
+	push  %edx
+	mull  %ecx
+	imull 8(%esp),%esi
+	addl  %esi,%edx
+	pop   %esi
+	imull %esi,%ecx
+	addl  %ecx,%edx
+#endif
+	pop   %esi
+	ret
+	.size __muldi3,.-__muldi3
diff --git a/contrib/syslinux-4.02/com32/lib/libgcc/__negdi2.S b/contrib/syslinux-4.02/com32/lib/libgcc/__negdi2.S
new file mode 100644
index 0000000..37b0d2d
--- /dev/null
+++ b/contrib/syslinux-4.02/com32/lib/libgcc/__negdi2.S
@@ -0,0 +1,21 @@
+/*
+ * arch/i386/libgcc/__negdi2.S
+ *
+ * 64-bit negation
+ */
+
+	.text
+	.align 4
+	.globl __negdi2
+	.type __negdi2,@function
+__negdi2:
+#ifndef REGPARM
+	movl 4(%esp),%eax
+	movl 8(%esp),%edx
+#endif
+	negl %edx
+	negl %eax
+	sbbl $0,%edx
+	ret
+
+	.size __negdi2,.-__negdi2
diff --git a/contrib/syslinux-4.02/com32/lib/libgcc/__udivdi3.c b/contrib/syslinux-4.02/com32/lib/libgcc/__udivdi3.c
new file mode 100644
index 0000000..db5b359
--- /dev/null
+++ b/contrib/syslinux-4.02/com32/lib/libgcc/__udivdi3.c
@@ -0,0 +1,13 @@
+/*
+ * arch/i386/libgcc/__divdi3.c
+ */
+
+#include <stdint.h>
+#include <stddef.h>
+
+extern uint64_t __udivmoddi4(uint64_t num, uint64_t den, uint64_t * rem);
+
+uint64_t __udivdi3(uint64_t num, uint64_t den)
+{
+    return __udivmoddi4(num, den, NULL);
+}
diff --git a/contrib/syslinux-4.02/com32/lib/libgcc/__udivmoddi4.c b/contrib/syslinux-4.02/com32/lib/libgcc/__udivmoddi4.c
new file mode 100644
index 0000000..dd60263
--- /dev/null
+++ b/contrib/syslinux-4.02/com32/lib/libgcc/__udivmoddi4.c
@@ -0,0 +1,32 @@
+#include <klibc/diverr.h>
+#include <stdint.h>
+
+uint64_t __udivmoddi4(uint64_t num, uint64_t den, uint64_t * rem_p)
+{
+    uint64_t quot = 0, qbit = 1;
+
+    if (den == 0) {
+	__divide_error();
+	return 0;		/* If trap returns... */
+    }
+
+    /* Left-justify denominator and count shift */
+    while ((int64_t) den >= 0) {
+	den <<= 1;
+	qbit <<= 1;
+    }
+
+    while (qbit) {
+	if (den <= num) {
+	    num -= den;
+	    quot += qbit;
+	}
+	den >>= 1;
+	qbit >>= 1;
+    }
+
+    if (rem_p)
+	*rem_p = num;
+
+    return quot;
+}
diff --git a/contrib/syslinux-4.02/com32/lib/libgcc/__umoddi3.c b/contrib/syslinux-4.02/com32/lib/libgcc/__umoddi3.c
new file mode 100644
index 0000000..b897ee0
--- /dev/null
+++ b/contrib/syslinux-4.02/com32/lib/libgcc/__umoddi3.c
@@ -0,0 +1,16 @@
+/*
+ * arch/i386/libgcc/__umoddi3.c
+ */
+
+#include <stdint.h>
+#include <stddef.h>
+
+extern uint64_t __udivmoddi4(uint64_t num, uint64_t den, uint64_t * rem);
+
+uint64_t __umoddi3(uint64_t num, uint64_t den)
+{
+    uint64_t v;
+
+    (void)__udivmoddi4(num, den, &v);
+    return v;
+}