Moved from soft-fp/sysdeps/mips/sfp-machine.h.
authorAndreas Jaeger <aj@suse.de>
Tue, 5 Sep 2000 08:41:37 +0000 (08:41 +0000)
committerAndreas Jaeger <aj@suse.de>
Tue, 5 Sep 2000 08:41:37 +0000 (08:41 +0000)
sysdeps/mips/soft-fp/sfp-machine.h [new file with mode: 0644]

diff --git a/sysdeps/mips/soft-fp/sfp-machine.h b/sysdeps/mips/soft-fp/sfp-machine.h
new file mode 100644 (file)
index 0000000..3b2a40f
--- /dev/null
@@ -0,0 +1,47 @@
+#define _FP_W_TYPE_SIZE                32
+#define _FP_W_TYPE             unsigned long
+#define _FP_WS_TYPE            signed long
+#define _FP_I_TYPE             long
+
+#define _FP_MUL_MEAT_S(R,X,Y)                          \
+  _FP_MUL_MEAT_1_wide(_FP_WFRACBITS_S,R,X,Y,umul_ppmm)
+#define _FP_MUL_MEAT_D(R,X,Y)                          \
+  _FP_MUL_MEAT_2_wide(_FP_WFRACBITS_D,R,X,Y,umul_ppmm)
+#define _FP_MUL_MEAT_Q(R,X,Y)                          \
+  _FP_MUL_MEAT_4_wide(_FP_WFRACBITS_Q,R,X,Y,umul_ppmm)
+
+#define _FP_DIV_MEAT_S(R,X,Y)  _FP_DIV_MEAT_1_udiv_norm(S,R,X,Y)
+#define _FP_DIV_MEAT_D(R,X,Y)  _FP_DIV_MEAT_2_udiv(D,R,X,Y)
+#define _FP_DIV_MEAT_Q(R,X,Y)  _FP_DIV_MEAT_4_udiv(Q,R,X,Y)
+
+#define _FP_NANFRAC_S          ((_FP_QNANBIT_S << 1) - 1)
+#define _FP_NANFRAC_D          ((_FP_QNANBIT_D << 1) - 1), -1
+#define _FP_NANFRAC_Q          ((_FP_QNANBIT_Q << 1) - 1), -1, -1, -1
+#define _FP_NANSIGN_S          0
+#define _FP_NANSIGN_D          0
+#define _FP_NANSIGN_Q          0
+
+#define _FP_KEEPNANFRACP 1
+/* From my experiments it seems X is chosen unless one of the
+   NaNs is sNaN,  in which case the result is NANSIGN/NANFRAC.  */
+#define _FP_CHOOSENAN(fs, wc, R, X, Y, OP)                     \
+  do {                                                         \
+    if ((_FP_FRAC_HIGH_RAW_##fs(X) |                           \
+        _FP_FRAC_HIGH_RAW_##fs(Y)) & _FP_QNANBIT_##fs)         \
+      {                                                                \
+       R##_s = _FP_NANSIGN_##fs;                               \
+        _FP_FRAC_SET_##wc(R,_FP_NANFRAC_##fs);                 \
+      }                                                                \
+    else                                                       \
+      {                                                                \
+       R##_s = X##_s;                                          \
+        _FP_FRAC_COPY_##wc(R,X);                               \
+      }                                                                \
+    R##_c = FP_CLS_NAN;                                                \
+  } while (0)
+
+#define FP_EX_INVALID           (1 << 4)
+#define FP_EX_DIVZERO           (1 << 3)
+#define FP_EX_OVERFLOW          (1 << 2)
+#define FP_EX_UNDERFLOW         (1 << 1)
+#define FP_EX_INEXACT           (1 << 0)