original files of m241

vxworks-6.9/target/h/arch/ppc/speExcCommon.h

@@ -0,0 +1,99 @@
+/* speExcCommon.h - common definitions for IEEE-754 compatibility FP handler  */
+
+/*
+ * Copyright (c) 2012 Wind River Systems, Inc.
+ *
+ * The right to copy, distribute, modify or otherwise make use
+ * of this software may be licensed only pursuant to the terms
+ * of an applicable Wind River license agreement.
+ */
+
+/*
+modification history
+--------------------
+01b,20jul12,zgl  WIND00364435: corrected some definitions
+01a,17may12,vp   Written.
+*/
+
+#ifndef __INCspeExcCommonh
+#define __INCspeExcCommonh
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* defines */
+
+#define _SPEFSCR_SOVH   (0x80000000)
+#define _SPEFSCR_OVH    (0x40000000)
+#define _SPEFSCR_FGH    (0x20000000)
+#define _SPEFSCR_FXH    (0x10000000)
+#define _SPEFSCR_FINVH  (0x08000000) /* Status bit: invalid op. for high vector operations    */
+#define _SPEFSCR_FDBZH  (0x04000000) /* Status bit: divide by zero for high vector operations */
+#define _SPEFSCR_FUNFH  (0x02000000) /* Status bit: underflow for high vector operations      */
+#define _SPEFSCR_FOVFH  (0x01000000) /* Status bit: overflow for high vector operations       */
+#define _SPEFSCR_FINXS  (0x00200000) /* Sticky */
+#define _SPEFSCR_FINVS  (0x00100000) /* Sticky */
+#define _SPEFSCR_FDBZS  (0x00080000) /* Sticky */
+#define _SPEFSCR_FUNFS  (0x00040000) /* Sticky */
+#define _SPEFSCR_FOVFS  (0x00020000) /* Sticky */
+#define _SPEFSCR_SOV    (0x00008000)
+#define _SPEFSCR_OV     (0x00004000)
+#define _SPEFSCR_FG     (0x00002000)
+#define _SPEFSCR_FX     (0x00001000) /* Status bit: inexact                                         */
+#define _SPEFSCR_FINV   (0x00000800) /* Status bit: invalid op. for scalar/low vector operations    */
+#define _SPEFSCR_FDBZ   (0x00000400) /* Status bit: divide by zero for scalar/low vector operations */
+#define _SPEFSCR_FUNF   (0x00000200) /* Status bit: underflow for scalar/low vector operations      */
+#define _SPEFSCR_FOVF   (0x00000100) /* Status bit: overflow for scalar/low vector operations       */
+#define _SPEFSCR_EXC_ENABLE_MASK (0x0000007C)
+#define _SPEFSCR_FINXE  (0x00000040) /* Exception Enable bit */
+#define _SPEFSCR_FINVE  (0x00000020) /* Exception Enable bit */
+#define _SPEFSCR_FDBZE  (0x00000010) /* Exception Enable bit */
+#define _SPEFSCR_FUNFE  (0x00000008) /* Exception Enable bit */
+#define _SPEFSCR_FOVFE  (0x00000004) /* Exception Enable bit */
+#define _SPEFSCR_FRMC   (0x00000003) /* Rounding mode */
+
+#define _SPEFSCR_FRMC_NRST (0x00000000) /* Round to nearest        */
+#define _SPEFSCR_FRMC_ZERO (0x00000001) /* Round towards zero      */
+#define _SPEFSCR_FRMC_PINF (0x00000002) /* Round towards +Infinity */
+#define _SPEFSCR_FRMC_NINF (0x00000003) /* Round towards -Infinity */
+
+/* typedefs */
+
+typedef enum
+    {
+    POSITIVE = 0,
+    NEGATIVE = 1
+    } SIGN_TYPE;
+
+
+typedef enum
+    {
+    EQUAL          = 0,
+    LESS_THAN      = 1,
+    GREATER_THAN   = 2,
+    UNORDERED      = 3
+    } COMP_CODE;
+
+/* forward declarations */
+
+IMPORT unsigned int vxEfdctui(double);
+IMPORT unsigned int vxEfdctuiz(double);
+IMPORT   signed int vxEfdctsi(double);
+IMPORT   signed int vxEfdctsiz(double);
+IMPORT unsigned int vxEfdctuf(double);
+IMPORT   signed int vxEfdctsf(double);
+
+IMPORT unsigned int vxEfsctui(float);
+IMPORT unsigned int vxEfsctuiz(float);
+IMPORT   signed int vxEfsctsi(float);
+IMPORT   signed int vxEfsctsiz(float);
+IMPORT unsigned int vxEfsctuf(float);
+IMPORT   signed int vxEfsctsf(float);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __INCspeExcCommonh */
+