Import sources from 2011-03-30 iso image

1 files changed, 203 insertions, 0 deletions

diff --git a/sys/src/cmd/5i/float.c b/sys/src/cmd/5i/float.c
new file mode 100755
index 000000000..958df2e9f
--- /dev/null
+++ b/sys/src/cmd/5i/float.c
@@ -0,0 +1,203 @@
+#include <u.h>
+#include <libc.h>
+#include <bio.h>
+#include <mach.h>
+#include "arm.h"
+
+void	unimp(ulong);
+void	Ifcmp(ulong);
+void	Ifdiv(ulong);
+void	Ifmul(ulong);
+void	Ifadd(ulong);
+void	Ifsub(ulong);
+void	Ifmov(ulong);
+void	Icvtd(ulong);
+void	Icvtw(ulong);
+void	Icvts(ulong);
+void	Ifabs(ulong);
+void	Ifneg(ulong);
+
+Inst cop1[] = {
+	{ Ifadd,	"add.f", Ifloat },
+	{ Ifsub,	"sub.f", Ifloat },
+	{ Ifmul,	"mul.f", Ifloat },
+	{ Ifdiv,	"div.f", Ifloat },
+	{ unimp,	"", },
+	{ Ifabs,	"abs.f", Ifloat },
+	{ Ifmov,	"mov.f", Ifloat },
+	{ Ifneg,	"neg.f", Ifloat },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ Icvts,	"cvt.s", Ifloat },
+	{ Icvtd,	"cvt.d", Ifloat },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ Icvtw,	"cvt.w", Ifloat },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ unimp,	"", },
+	{ Ifcmp,	"c.f",	 Ifloat },
+	{ Ifcmp,	"c.un",  Ifloat },
+	{ Ifcmp,	"c.eq",  Ifloat },
+	{ Ifcmp,	"c.ueq", Ifloat },
+	{ Ifcmp,	"c.olt", Ifloat },
+	{ Ifcmp,	"c.ult", Ifloat },
+	{ Ifcmp,	"c.ole", Ifloat },
+	{ Ifcmp,	"c.ule", Ifloat },
+	{ Ifcmp,	"c,sf",  Ifloat },
+	{ Ifcmp,	"c.ngle",Ifloat },
+	{ Ifcmp,	"c.seq", Ifloat },
+	{ Ifcmp,	"c.ngl", Ifloat },
+	{ Ifcmp,	"c.lt",  Ifloat },
+	{ Ifcmp,	"c.nge", Ifloat },
+	{ Ifcmp,	"c.le",  Ifloat },
+	{ Ifcmp,	"c.ngt", Ifloat },
+	{ 0 }
+};
+
+void
+unimp(ulong inst)
+{
+	print("op %d\n", inst&0x3f);
+	Bprint(bioout, "Unimplemented floating point Trap IR %.8lux\n", inst);
+	longjmp(errjmp, 0);
+}
+
+void
+inval(ulong inst)
+{
+	Bprint(bioout, "Invalid Operation Exception IR %.8lux\n", inst);
+	longjmp(errjmp, 0);
+}
+
+void
+ifmt(int r)
+{
+	Bprint(bioout, "Invalid Floating Data Format f%d pc 0x%lux\n", r, reg.r[15]);
+	longjmp(errjmp, 0);
+}
+
+void
+floatop(int dst, int s1, int s2)
+{
+}
+
+void
+doubop(int dst, int s1, int s2)
+{
+}
+
+void
+Iswc1(ulong inst)
+{
+}
+
+void
+Ifsub(ulong ir)
+{
+}
+
+void
+Ifmov(ulong ir)
+{
+}
+
+void
+Ifabs(ulong ir)
+{
+}
+
+void
+Ifneg(ulong ir)
+{
+}
+
+void
+Icvtd(ulong ir)
+{
+}
+
+void
+Icvts(ulong ir)
+{
+}
+
+void
+Icvtw(ulong ir)
+{
+}
+
+void
+Ifadd(ulong ir)
+{
+}
+
+void
+Ifmul(ulong ir)
+{
+}
+
+void
+Ifdiv(ulong ir)
+{
+}
+
+void
+Ilwc1(ulong inst)
+{
+}
+
+void
+Ibcfbct(ulong inst)
+{
+}
+
+void
+Imtct(ulong ir)
+{
+}
+
+void
+Imfcf(ulong ir)
+{
+}
+
+void
+Icop1(ulong ir)
+{
+}
+
+void
+Ifcmp(ulong ir)
+{
+}