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authorRich Felker <dalias@aerifal.cx>2012-11-18 16:31:14 -0500
committerRich Felker <dalias@aerifal.cx>2012-11-18 16:31:14 -0500
commit75c450cff34b5206aca6aab14b7ad909168b8f50 (patch)
tree10d0a696a03195f52b7b22e190cf6aeb305be20f /arch/powerpc/bits
parent0b52bf5c78435f3af4e0c1cbbe4177861e599847 (diff)
downloadmusl-75c450cff34b5206aca6aab14b7ad909168b8f50.tar.gz
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fenv support for ppc, untested
based on code sent to the mailing list by nsz, with minor changes.
Diffstat (limited to 'arch/powerpc/bits')
-rw-r--r--arch/powerpc/bits/fenv.h35
1 files changed, 28 insertions, 7 deletions
diff --git a/arch/powerpc/bits/fenv.h b/arch/powerpc/bits/fenv.h
index edbdea2a..b0af1ffe 100644
--- a/arch/powerpc/bits/fenv.h
+++ b/arch/powerpc/bits/fenv.h
@@ -1,10 +1,31 @@
-#define FE_ALL_EXCEPT 0
-#define FE_TONEAREST  0
+#define FE_TONEAREST	0
+#define FE_TOWARDZERO	1
+#define FE_UPWARD	2
+#define FE_DOWNWARD	3
 
-typedef unsigned long fexcept_t;
+#define FE_INEXACT	0x02000000
+#define FE_DIVBYZERO	0x04000000
+#define FE_UNDERFLOW	0x08000000
+#define FE_OVERFLOW	0x10000000
+#define FE_INVALID	0x20000000
 
-typedef struct {
-	unsigned long __cw;
-} fenv_t;
+#define FE_ALL_EXCEPT	0x3e000000
 
-#define FE_DFL_ENV      ((const fenv_t *) -1)
+#ifdef _GNU_SOURCE
+#define FE_INVALID_SNAN		0x01000000
+#define FE_INVALID_ISI		0x00800000
+#define FE_INVALID_IDI		0x00400000
+#define FE_INVALID_ZDZ		0x00200000
+#define FE_INVALID_IMZ		0x00100000
+#define FE_INVALID_COMPARE	0x00080000
+#define FE_INVALID_SOFTWARE	0x00000400
+#define FE_INVALID_SQRT		0x00000200
+#define FE_INVALID_INTEGER_CONVERSION	0x00000100
+
+#define FE_ALL_INVALID		0x01f80700
+#endif
+
+typedef unsigned fexcept_t;
+typedef double fenv_t;
+
+#define FE_DFL_ENV ((fenv_t *)-1)