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-rw-r--r--ChangeLog21
-rw-r--r--NEWS2
-rw-r--r--math/auto-libm-test-in4
-rw-r--r--math/auto-libm-test-out316
-rw-r--r--sysdeps/ieee754/dbl-64/s_tan.c6
-rw-r--r--sysdeps/ieee754/flt-32/k_tanf.c13
-rw-r--r--sysdeps/ieee754/ldbl-128/k_tanl.c12
-rw-r--r--sysdeps/ieee754/ldbl-128ibm/k_tanl.c12
-rw-r--r--sysdeps/ieee754/ldbl-96/k_tanl.c12
9 files changed, 393 insertions, 5 deletions
diff --git a/ChangeLog b/ChangeLog
index ac13834..473ed33 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,24 @@
+2015-08-07 Joseph Myers <joseph@codesourcery.com>
+
+ [BZ #16517]
+ * sysdeps/ieee754/dbl-64/s_tan.c: Include <float.h>.
+ (tan): Force underflow exception for arguments with small absolute
+ value.
+ * sysdeps/ieee754/flt-32/k_tanf.c: Include <float.h>.
+ (__kernel_tanf): Force underflow exception for arguments with
+ small absolute value.
+ * sysdeps/ieee754/ldbl-128/k_tanl.c: Include <float.h>.
+ (__kernel_tanl): Force underflow exception for arguments with
+ small absolute value.
+ * sysdeps/ieee754/ldbl-128ibm/k_tanl.c: Include <float.h>.
+ (__kernel_tanl): Force underflow exception for arguments with
+ small absolute value.
+ * sysdeps/ieee754/ldbl-96/k_tanl.c: Include <float.h>.
+ (__kernel_tanl): Force underflow exception for arguments with
+ small absolute value.
+ * math/auto-libm-test-in: Add more tests of tan.
+ * math/auto-libm-test-out: Regenerated.
+
2015-08-07 Samuel Thibault <samuel.thibault@ens-lyon.org>
Fix sysdeps/i386/fpu/s_scalbn.S build
diff --git a/NEWS b/NEWS
index bb45b92..bb4a4c2 100644
--- a/NEWS
+++ b/NEWS
@@ -8,7 +8,7 @@ using `glibc' in the "product" field.
Version 2.23
* The following bugs are resolved with this release:
- 16519, 18265, 18525, 18618, 18647, 18661.
+ 16517, 16519, 18265, 18525, 18618, 18647, 18661.
Version 2.22
diff --git a/math/auto-libm-test-in b/math/auto-libm-test-in
index cc9b7fd..bb6d30e 100644
--- a/math/auto-libm-test-in
+++ b/math/auto-libm-test-in
@@ -2659,6 +2659,10 @@ tan 9
tan 10
tan -0x1.062a48p+0
tan -0x1.4f69cp+0
+tan min
+tan -min
+tan min_subnorm
+tan -min_subnorm
tanh 0
tanh -0
diff --git a/math/auto-libm-test-out b/math/auto-libm-test-out
index 81abc0c..a310394 100644
--- a/math/auto-libm-test-out
+++ b/math/auto-libm-test-out
@@ -201183,6 +201183,322 @@ tan -0x1.4f69cp+0
= tan tonearest ldbl-128ibm -0x1.4f69cp+0L : -0x3.c00d4280aa7bede62d35d88621p+0L : inexact-ok
= tan towardzero ldbl-128ibm -0x1.4f69cp+0L : -0x3.c00d4280aa7bede62d35d8862p+0L : inexact-ok
= tan upward ldbl-128ibm -0x1.4f69cp+0L : -0x3.c00d4280aa7bede62d35d8862p+0L : inexact-ok
+tan min
+= tan downward flt-32 0x4p-128f : 0x4p-128f : inexact-ok underflow-ok errno-erange-ok
+= tan tonearest flt-32 0x4p-128f : 0x4p-128f : inexact-ok underflow-ok errno-erange-ok
+= tan towardzero flt-32 0x4p-128f : 0x4p-128f : inexact-ok underflow-ok errno-erange-ok
+= tan upward flt-32 0x4p-128f : 0x4.000008p-128f : inexact-ok underflow-ok errno-erange-ok
+= tan downward dbl-64 0x4p-128 : 0x4p-128 : inexact-ok
+= tan tonearest dbl-64 0x4p-128 : 0x4p-128 : inexact-ok
+= tan towardzero dbl-64 0x4p-128 : 0x4p-128 : inexact-ok
+= tan upward dbl-64 0x4p-128 : 0x4.0000000000004p-128 : inexact-ok
+= tan downward ldbl-96-intel 0x4p-128L : 0x4p-128L : inexact-ok
+= tan tonearest ldbl-96-intel 0x4p-128L : 0x4p-128L : inexact-ok
+= tan towardzero ldbl-96-intel 0x4p-128L : 0x4p-128L : inexact-ok
+= tan upward ldbl-96-intel 0x4p-128L : 0x4.0000000000000008p-128L : inexact-ok
+= tan downward ldbl-96-m68k 0x4p-128L : 0x4p-128L : inexact-ok
+= tan tonearest ldbl-96-m68k 0x4p-128L : 0x4p-128L : inexact-ok
+= tan towardzero ldbl-96-m68k 0x4p-128L : 0x4p-128L : inexact-ok
+= tan upward ldbl-96-m68k 0x4p-128L : 0x4.0000000000000008p-128L : inexact-ok
+= tan downward ldbl-128 0x4p-128L : 0x4p-128L : inexact-ok
+= tan tonearest ldbl-128 0x4p-128L : 0x4p-128L : inexact-ok
+= tan towardzero ldbl-128 0x4p-128L : 0x4p-128L : inexact-ok
+= tan upward ldbl-128 0x4p-128L : 0x4.0000000000000000000000000004p-128L : inexact-ok
+= tan downward ldbl-128ibm 0x4p-128L : 0x4p-128L : inexact-ok
+= tan tonearest ldbl-128ibm 0x4p-128L : 0x4p-128L : inexact-ok
+= tan towardzero ldbl-128ibm 0x4p-128L : 0x4p-128L : inexact-ok
+= tan upward ldbl-128ibm 0x4p-128L : 0x4.00000000000000000000000002p-128L : inexact-ok
+= tan downward dbl-64 0x4p-1024 : 0x4p-1024 : inexact-ok underflow-ok errno-erange-ok
+= tan tonearest dbl-64 0x4p-1024 : 0x4p-1024 : inexact-ok underflow-ok errno-erange-ok
+= tan towardzero dbl-64 0x4p-1024 : 0x4p-1024 : inexact-ok underflow-ok errno-erange-ok
+= tan upward dbl-64 0x4p-1024 : 0x4.0000000000004p-1024 : inexact-ok underflow-ok errno-erange-ok
+= tan downward ldbl-96-intel 0x4p-1024L : 0x4p-1024L : inexact-ok
+= tan tonearest ldbl-96-intel 0x4p-1024L : 0x4p-1024L : inexact-ok
+= tan towardzero ldbl-96-intel 0x4p-1024L : 0x4p-1024L : inexact-ok
+= tan upward ldbl-96-intel 0x4p-1024L : 0x4.0000000000000008p-1024L : inexact-ok
+= tan downward ldbl-96-m68k 0x4p-1024L : 0x4p-1024L : inexact-ok
+= tan tonearest ldbl-96-m68k 0x4p-1024L : 0x4p-1024L : inexact-ok
+= tan towardzero ldbl-96-m68k 0x4p-1024L : 0x4p-1024L : inexact-ok
+= tan upward ldbl-96-m68k 0x4p-1024L : 0x4.0000000000000008p-1024L : inexact-ok
+= tan downward ldbl-128 0x4p-1024L : 0x4p-1024L : inexact-ok
+= tan tonearest ldbl-128 0x4p-1024L : 0x4p-1024L : inexact-ok
+= tan towardzero ldbl-128 0x4p-1024L : 0x4p-1024L : inexact-ok
+= tan upward ldbl-128 0x4p-1024L : 0x4.0000000000000000000000000004p-1024L : inexact-ok
+= tan downward ldbl-128ibm 0x4p-1024L : 0x4p-1024L : inexact-ok underflow errno-erange-ok
+= tan tonearest ldbl-128ibm 0x4p-1024L : 0x4p-1024L : inexact-ok underflow errno-erange-ok
+= tan towardzero ldbl-128ibm 0x4p-1024L : 0x4p-1024L : inexact-ok underflow errno-erange-ok
+= tan upward ldbl-128ibm 0x4p-1024L : 0x4.0000000000004p-1024L : inexact-ok underflow errno-erange-ok
+= tan downward ldbl-96-intel 0x4p-16384L : 0x4p-16384L : inexact-ok underflow-ok errno-erange-ok
+= tan tonearest ldbl-96-intel 0x4p-16384L : 0x4p-16384L : inexact-ok underflow-ok errno-erange-ok
+= tan towardzero ldbl-96-intel 0x4p-16384L : 0x4p-16384L : inexact-ok underflow-ok errno-erange-ok
+= tan upward ldbl-96-intel 0x4p-16384L : 0x4.0000000000000008p-16384L : inexact-ok underflow-ok errno-erange-ok
+= tan downward ldbl-96-m68k 0x4p-16384L : 0x4p-16384L : inexact-ok
+= tan tonearest ldbl-96-m68k 0x4p-16384L : 0x4p-16384L : inexact-ok
+= tan towardzero ldbl-96-m68k 0x4p-16384L : 0x4p-16384L : inexact-ok
+= tan upward ldbl-96-m68k 0x4p-16384L : 0x4.0000000000000008p-16384L : inexact-ok
+= tan downward ldbl-128 0x4p-16384L : 0x4p-16384L : inexact-ok underflow-ok errno-erange-ok
+= tan tonearest ldbl-128 0x4p-16384L : 0x4p-16384L : inexact-ok underflow-ok errno-erange-ok
+= tan towardzero ldbl-128 0x4p-16384L : 0x4p-16384L : inexact-ok underflow-ok errno-erange-ok
+= tan upward ldbl-128 0x4p-16384L : 0x4.0000000000000000000000000004p-16384L : inexact-ok underflow-ok errno-erange-ok
+= tan downward ldbl-96-intel 0x2p-16384L : 0x2p-16384L : inexact-ok underflow errno-erange-ok
+= tan tonearest ldbl-96-intel 0x2p-16384L : 0x2p-16384L : inexact-ok underflow errno-erange-ok
+= tan towardzero ldbl-96-intel 0x2p-16384L : 0x2p-16384L : inexact-ok underflow errno-erange-ok
+= tan upward ldbl-96-intel 0x2p-16384L : 0x2.0000000000000008p-16384L : inexact-ok underflow errno-erange-ok
+= tan downward ldbl-96-m68k 0x2p-16384L : 0x2p-16384L : inexact-ok underflow-ok errno-erange-ok
+= tan tonearest ldbl-96-m68k 0x2p-16384L : 0x2p-16384L : inexact-ok underflow-ok errno-erange-ok
+= tan towardzero ldbl-96-m68k 0x2p-16384L : 0x2p-16384L : inexact-ok underflow-ok errno-erange-ok
+= tan upward ldbl-96-m68k 0x2p-16384L : 0x2.0000000000000004p-16384L : inexact-ok underflow-ok errno-erange-ok
+= tan downward ldbl-128 0x2p-16384L : 0x2p-16384L : inexact-ok underflow errno-erange-ok
+= tan tonearest ldbl-128 0x2p-16384L : 0x2p-16384L : inexact-ok underflow errno-erange-ok
+= tan towardzero ldbl-128 0x2p-16384L : 0x2p-16384L : inexact-ok underflow errno-erange-ok
+= tan upward ldbl-128 0x2p-16384L : 0x2.0000000000000000000000000004p-16384L : inexact-ok underflow errno-erange-ok
+= tan downward dbl-64 0x8p-972 : 0x8p-972 : inexact-ok
+= tan tonearest dbl-64 0x8p-972 : 0x8p-972 : inexact-ok
+= tan towardzero dbl-64 0x8p-972 : 0x8p-972 : inexact-ok
+= tan upward dbl-64 0x8p-972 : 0x8.0000000000008p-972 : inexact-ok
+= tan downward ldbl-96-intel 0x8p-972L : 0x8p-972L : inexact-ok
+= tan tonearest ldbl-96-intel 0x8p-972L : 0x8p-972L : inexact-ok
+= tan towardzero ldbl-96-intel 0x8p-972L : 0x8p-972L : inexact-ok
+= tan upward ldbl-96-intel 0x8p-972L : 0x8.000000000000001p-972L : inexact-ok
+= tan downward ldbl-96-m68k 0x8p-972L : 0x8p-972L : inexact-ok
+= tan tonearest ldbl-96-m68k 0x8p-972L : 0x8p-972L : inexact-ok
+= tan towardzero ldbl-96-m68k 0x8p-972L : 0x8p-972L : inexact-ok
+= tan upward ldbl-96-m68k 0x8p-972L : 0x8.000000000000001p-972L : inexact-ok
+= tan downward ldbl-128 0x8p-972L : 0x8p-972L : inexact-ok
+= tan tonearest ldbl-128 0x8p-972L : 0x8p-972L : inexact-ok
+= tan towardzero ldbl-128 0x8p-972L : 0x8p-972L : inexact-ok
+= tan upward ldbl-128 0x8p-972L : 0x8.0000000000000000000000000008p-972L : inexact-ok
+= tan downward ldbl-128ibm 0x8p-972L : 0x8p-972L : inexact-ok underflow-ok errno-erange-ok
+= tan tonearest ldbl-128ibm 0x8p-972L : 0x8p-972L : inexact-ok underflow-ok errno-erange-ok
+= tan towardzero ldbl-128ibm 0x8p-972L : 0x8p-972L : inexact-ok underflow-ok errno-erange-ok
+= tan upward ldbl-128ibm 0x8p-972L : 0x8.00000000000000000000000004p-972L : inexact-ok underflow-ok errno-erange-ok
+tan -min
+= tan downward flt-32 -0x4p-128f : -0x4.000008p-128f : inexact-ok underflow-ok errno-erange-ok
+= tan tonearest flt-32 -0x4p-128f : -0x4p-128f : inexact-ok underflow-ok errno-erange-ok
+= tan towardzero flt-32 -0x4p-128f : -0x4p-128f : inexact-ok underflow-ok errno-erange-ok
+= tan upward flt-32 -0x4p-128f : -0x4p-128f : inexact-ok underflow-ok errno-erange-ok
+= tan downward dbl-64 -0x4p-128 : -0x4.0000000000004p-128 : inexact-ok
+= tan tonearest dbl-64 -0x4p-128 : -0x4p-128 : inexact-ok
+= tan towardzero dbl-64 -0x4p-128 : -0x4p-128 : inexact-ok
+= tan upward dbl-64 -0x4p-128 : -0x4p-128 : inexact-ok
+= tan downward ldbl-96-intel -0x4p-128L : -0x4.0000000000000008p-128L : inexact-ok
+= tan tonearest ldbl-96-intel -0x4p-128L : -0x4p-128L : inexact-ok
+= tan towardzero ldbl-96-intel -0x4p-128L : -0x4p-128L : inexact-ok
+= tan upward ldbl-96-intel -0x4p-128L : -0x4p-128L : inexact-ok
+= tan downward ldbl-96-m68k -0x4p-128L : -0x4.0000000000000008p-128L : inexact-ok
+= tan tonearest ldbl-96-m68k -0x4p-128L : -0x4p-128L : inexact-ok
+= tan towardzero ldbl-96-m68k -0x4p-128L : -0x4p-128L : inexact-ok
+= tan upward ldbl-96-m68k -0x4p-128L : -0x4p-128L : inexact-ok
+= tan downward ldbl-128 -0x4p-128L : -0x4.0000000000000000000000000004p-128L : inexact-ok
+= tan tonearest ldbl-128 -0x4p-128L : -0x4p-128L : inexact-ok
+= tan towardzero ldbl-128 -0x4p-128L : -0x4p-128L : inexact-ok
+= tan upward ldbl-128 -0x4p-128L : -0x4p-128L : inexact-ok
+= tan downward ldbl-128ibm -0x4p-128L : -0x4.00000000000000000000000002p-128L : inexact-ok
+= tan tonearest ldbl-128ibm -0x4p-128L : -0x4p-128L : inexact-ok
+= tan towardzero ldbl-128ibm -0x4p-128L : -0x4p-128L : inexact-ok
+= tan upward ldbl-128ibm -0x4p-128L : -0x4p-128L : inexact-ok
+= tan downward dbl-64 -0x4p-1024 : -0x4.0000000000004p-1024 : inexact-ok underflow-ok errno-erange-ok
+= tan tonearest dbl-64 -0x4p-1024 : -0x4p-1024 : inexact-ok underflow-ok errno-erange-ok
+= tan towardzero dbl-64 -0x4p-1024 : -0x4p-1024 : inexact-ok underflow-ok errno-erange-ok
+= tan upward dbl-64 -0x4p-1024 : -0x4p-1024 : inexact-ok underflow-ok errno-erange-ok
+= tan downward ldbl-96-intel -0x4p-1024L : -0x4.0000000000000008p-1024L : inexact-ok
+= tan tonearest ldbl-96-intel -0x4p-1024L : -0x4p-1024L : inexact-ok
+= tan towardzero ldbl-96-intel -0x4p-1024L : -0x4p-1024L : inexact-ok
+= tan upward ldbl-96-intel -0x4p-1024L : -0x4p-1024L : inexact-ok
+= tan downward ldbl-96-m68k -0x4p-1024L : -0x4.0000000000000008p-1024L : inexact-ok
+= tan tonearest ldbl-96-m68k -0x4p-1024L : -0x4p-1024L : inexact-ok
+= tan towardzero ldbl-96-m68k -0x4p-1024L : -0x4p-1024L : inexact-ok
+= tan upward ldbl-96-m68k -0x4p-1024L : -0x4p-1024L : inexact-ok
+= tan downward ldbl-128 -0x4p-1024L : -0x4.0000000000000000000000000004p-1024L : inexact-ok
+= tan tonearest ldbl-128 -0x4p-1024L : -0x4p-1024L : inexact-ok
+= tan towardzero ldbl-128 -0x4p-1024L : -0x4p-1024L : inexact-ok
+= tan upward ldbl-128 -0x4p-1024L : -0x4p-1024L : inexact-ok
+= tan downward ldbl-128ibm -0x4p-1024L : -0x4.0000000000004p-1024L : inexact-ok underflow errno-erange-ok
+= tan tonearest ldbl-128ibm -0x4p-1024L : -0x4p-1024L : inexact-ok underflow errno-erange-ok
+= tan towardzero ldbl-128ibm -0x4p-1024L : -0x4p-1024L : inexact-ok underflow errno-erange-ok
+= tan upward ldbl-128ibm -0x4p-1024L : -0x4p-1024L : inexact-ok underflow errno-erange-ok
+= tan downward ldbl-96-intel -0x4p-16384L : -0x4.0000000000000008p-16384L : inexact-ok underflow-ok errno-erange-ok
+= tan tonearest ldbl-96-intel -0x4p-16384L : -0x4p-16384L : inexact-ok underflow-ok errno-erange-ok
+= tan towardzero ldbl-96-intel -0x4p-16384L : -0x4p-16384L : inexact-ok underflow-ok errno-erange-ok
+= tan upward ldbl-96-intel -0x4p-16384L : -0x4p-16384L : inexact-ok underflow-ok errno-erange-ok
+= tan downward ldbl-96-m68k -0x4p-16384L : -0x4.0000000000000008p-16384L : inexact-ok
+= tan tonearest ldbl-96-m68k -0x4p-16384L : -0x4p-16384L : inexact-ok
+= tan towardzero ldbl-96-m68k -0x4p-16384L : -0x4p-16384L : inexact-ok
+= tan upward ldbl-96-m68k -0x4p-16384L : -0x4p-16384L : inexact-ok
+= tan downward ldbl-128 -0x4p-16384L : -0x4.0000000000000000000000000004p-16384L : inexact-ok underflow-ok errno-erange-ok
+= tan tonearest ldbl-128 -0x4p-16384L : -0x4p-16384L : inexact-ok underflow-ok errno-erange-ok
+= tan towardzero ldbl-128 -0x4p-16384L : -0x4p-16384L : inexact-ok underflow-ok errno-erange-ok
+= tan upward ldbl-128 -0x4p-16384L : -0x4p-16384L : inexact-ok underflow-ok errno-erange-ok
+= tan downward ldbl-96-intel -0x2p-16384L : -0x2.0000000000000008p-16384L : inexact-ok underflow errno-erange-ok
+= tan tonearest ldbl-96-intel -0x2p-16384L : -0x2p-16384L : inexact-ok underflow errno-erange-ok
+= tan towardzero ldbl-96-intel -0x2p-16384L : -0x2p-16384L : inexact-ok underflow errno-erange-ok
+= tan upward ldbl-96-intel -0x2p-16384L : -0x2p-16384L : inexact-ok underflow errno-erange-ok
+= tan downward ldbl-96-m68k -0x2p-16384L : -0x2.0000000000000004p-16384L : inexact-ok underflow-ok errno-erange-ok
+= tan tonearest ldbl-96-m68k -0x2p-16384L : -0x2p-16384L : inexact-ok underflow-ok errno-erange-ok
+= tan towardzero ldbl-96-m68k -0x2p-16384L : -0x2p-16384L : inexact-ok underflow-ok errno-erange-ok
+= tan upward ldbl-96-m68k -0x2p-16384L : -0x2p-16384L : inexact-ok underflow-ok errno-erange-ok
+= tan downward ldbl-128 -0x2p-16384L : -0x2.0000000000000000000000000004p-16384L : inexact-ok underflow errno-erange-ok
+= tan tonearest ldbl-128 -0x2p-16384L : -0x2p-16384L : inexact-ok underflow errno-erange-ok
+= tan towardzero ldbl-128 -0x2p-16384L : -0x2p-16384L : inexact-ok underflow errno-erange-ok
+= tan upward ldbl-128 -0x2p-16384L : -0x2p-16384L : inexact-ok underflow errno-erange-ok
+= tan downward dbl-64 -0x8p-972 : -0x8.0000000000008p-972 : inexact-ok
+= tan tonearest dbl-64 -0x8p-972 : -0x8p-972 : inexact-ok
+= tan towardzero dbl-64 -0x8p-972 : -0x8p-972 : inexact-ok
+= tan upward dbl-64 -0x8p-972 : -0x8p-972 : inexact-ok
+= tan downward ldbl-96-intel -0x8p-972L : -0x8.000000000000001p-972L : inexact-ok
+= tan tonearest ldbl-96-intel -0x8p-972L : -0x8p-972L : inexact-ok
+= tan towardzero ldbl-96-intel -0x8p-972L : -0x8p-972L : inexact-ok
+= tan upward ldbl-96-intel -0x8p-972L : -0x8p-972L : inexact-ok
+= tan downward ldbl-96-m68k -0x8p-972L : -0x8.000000000000001p-972L : inexact-ok
+= tan tonearest ldbl-96-m68k -0x8p-972L : -0x8p-972L : inexact-ok
+= tan towardzero ldbl-96-m68k -0x8p-972L : -0x8p-972L : inexact-ok
+= tan upward ldbl-96-m68k -0x8p-972L : -0x8p-972L : inexact-ok
+= tan downward ldbl-128 -0x8p-972L : -0x8.0000000000000000000000000008p-972L : inexact-ok
+= tan tonearest ldbl-128 -0x8p-972L : -0x8p-972L : inexact-ok
+= tan towardzero ldbl-128 -0x8p-972L : -0x8p-972L : inexact-ok
+= tan upward ldbl-128 -0x8p-972L : -0x8p-972L : inexact-ok
+= tan downward ldbl-128ibm -0x8p-972L : -0x8.00000000000000000000000004p-972L : inexact-ok underflow-ok errno-erange-ok
+= tan tonearest ldbl-128ibm -0x8p-972L : -0x8p-972L : inexact-ok underflow-ok errno-erange-ok
+= tan towardzero ldbl-128ibm -0x8p-972L : -0x8p-972L : inexact-ok underflow-ok errno-erange-ok
+= tan upward ldbl-128ibm -0x8p-972L : -0x8p-972L : inexact-ok underflow-ok errno-erange-ok
+tan min_subnorm
+= tan downward flt-32 0x8p-152f : 0x8p-152f : inexact-ok underflow errno-erange-ok
+= tan tonearest flt-32 0x8p-152f : 0x8p-152f : inexact-ok underflow errno-erange-ok
+= tan towardzero flt-32 0x8p-152f : 0x8p-152f : inexact-ok underflow errno-erange-ok
+= tan upward flt-32 0x8p-152f : 0x1p-148f : inexact-ok underflow errno-erange-ok
+= tan downward dbl-64 0x8p-152 : 0x8p-152 : inexact-ok
+= tan tonearest dbl-64 0x8p-152 : 0x8p-152 : inexact-ok
+= tan towardzero dbl-64 0x8p-152 : 0x8p-152 : inexact-ok
+= tan upward dbl-64 0x8p-152 : 0x8.0000000000008p-152 : inexact-ok
+= tan downward ldbl-96-intel 0x8p-152L : 0x8p-152L : inexact-ok
+= tan tonearest ldbl-96-intel 0x8p-152L : 0x8p-152L : inexact-ok
+= tan towardzero ldbl-96-intel 0x8p-152L : 0x8p-152L : inexact-ok
+= tan upward ldbl-96-intel 0x8p-152L : 0x8.000000000000001p-152L : inexact-ok
+= tan downward ldbl-96-m68k 0x8p-152L : 0x8p-152L : inexact-ok
+= tan tonearest ldbl-96-m68k 0x8p-152L : 0x8p-152L : inexact-ok
+= tan towardzero ldbl-96-m68k 0x8p-152L : 0x8p-152L : inexact-ok
+= tan upward ldbl-96-m68k 0x8p-152L : 0x8.000000000000001p-152L : inexact-ok
+= tan downward ldbl-128 0x8p-152L : 0x8p-152L : inexact-ok
+= tan tonearest ldbl-128 0x8p-152L : 0x8p-152L : inexact-ok
+= tan towardzero ldbl-128 0x8p-152L : 0x8p-152L : inexact-ok
+= tan upward ldbl-128 0x8p-152L : 0x8.0000000000000000000000000008p-152L : inexact-ok
+= tan downward ldbl-128ibm 0x8p-152L : 0x8p-152L : inexact-ok
+= tan tonearest ldbl-128ibm 0x8p-152L : 0x8p-152L : inexact-ok
+= tan towardzero ldbl-128ibm 0x8p-152L : 0x8p-152L : inexact-ok
+= tan upward ldbl-128ibm 0x8p-152L : 0x8.00000000000000000000000004p-152L : inexact-ok
+= tan downward dbl-64 0x4p-1076 : 0x4p-1076 : inexact-ok underflow errno-erange-ok
+= tan tonearest dbl-64 0x4p-1076 : 0x4p-1076 : inexact-ok underflow errno-erange-ok
+= tan towardzero dbl-64 0x4p-1076 : 0x4p-1076 : inexact-ok underflow errno-erange-ok
+= tan upward dbl-64 0x4p-1076 : 0x8p-1076 : inexact-ok underflow errno-erange-ok
+= tan downward ldbl-96-intel 0x4p-1076L : 0x4p-1076L : inexact-ok
+= tan tonearest ldbl-96-intel 0x4p-1076L : 0x4p-1076L : inexact-ok
+= tan towardzero ldbl-96-intel 0x4p-1076L : 0x4p-1076L : inexact-ok
+= tan upward ldbl-96-intel 0x4p-1076L : 0x4.0000000000000008p-1076L : inexact-ok
+= tan downward ldbl-96-m68k 0x4p-1076L : 0x4p-1076L : inexact-ok
+= tan tonearest ldbl-96-m68k 0x4p-1076L : 0x4p-1076L : inexact-ok
+= tan towardzero ldbl-96-m68k 0x4p-1076L : 0x4p-1076L : inexact-ok
+= tan upward ldbl-96-m68k 0x4p-1076L : 0x4.0000000000000008p-1076L : inexact-ok
+= tan downward ldbl-128 0x4p-1076L : 0x4p-1076L : inexact-ok
+= tan tonearest ldbl-128 0x4p-1076L : 0x4p-1076L : inexact-ok
+= tan towardzero ldbl-128 0x4p-1076L : 0x4p-1076L : inexact-ok
+= tan upward ldbl-128 0x4p-1076L : 0x4.0000000000000000000000000004p-1076L : inexact-ok
+= tan downward ldbl-128ibm 0x4p-1076L : 0x4p-1076L : inexact-ok underflow errno-erange-ok
+= tan tonearest ldbl-128ibm 0x4p-1076L : 0x4p-1076L : inexact-ok underflow errno-erange-ok
+= tan towardzero ldbl-128ibm 0x4p-1076L : 0x4p-1076L : inexact-ok underflow errno-erange-ok
+= tan upward ldbl-128ibm 0x4p-1076L : 0x8p-1076L : inexact-ok underflow errno-erange-ok
+= tan downward ldbl-96-intel 0x8p-16448L : 0x8p-16448L : inexact-ok underflow errno-erange-ok
+= tan tonearest ldbl-96-intel 0x8p-16448L : 0x8p-16448L : inexact-ok underflow errno-erange-ok
+= tan towardzero ldbl-96-intel 0x8p-16448L : 0x8p-16448L : inexact-ok underflow errno-erange-ok
+= tan upward ldbl-96-intel 0x8p-16448L : 0x1p-16444L : inexact-ok underflow errno-erange-ok
+= tan downward ldbl-96-m68k 0x8p-16448L : 0x8p-16448L : inexact-ok underflow errno-erange-ok
+= tan tonearest ldbl-96-m68k 0x8p-16448L : 0x8p-16448L : inexact-ok underflow errno-erange-ok
+= tan towardzero ldbl-96-m68k 0x8p-16448L : 0x8p-16448L : inexact-ok underflow errno-erange-ok
+= tan upward ldbl-96-m68k 0x8p-16448L : 0xcp-16448L : inexact-ok underflow errno-erange-ok
+= tan downward ldbl-128 0x8p-16448L : 0x8p-16448L : inexact-ok underflow errno-erange-ok
+= tan tonearest ldbl-128 0x8p-16448L : 0x8p-16448L : inexact-ok underflow errno-erange-ok
+= tan towardzero ldbl-128 0x8p-16448L : 0x8p-16448L : inexact-ok underflow errno-erange-ok
+= tan upward ldbl-128 0x8p-16448L : 0x8.000000000004p-16448L : inexact-ok underflow errno-erange-ok
+= tan downward ldbl-96-m68k 0x4p-16448L : 0x4p-16448L : inexact-ok underflow errno-erange-ok
+= tan tonearest ldbl-96-m68k 0x4p-16448L : 0x4p-16448L : inexact-ok underflow errno-erange-ok
+= tan towardzero ldbl-96-m68k 0x4p-16448L : 0x4p-16448L : inexact-ok underflow errno-erange-ok
+= tan upward ldbl-96-m68k 0x4p-16448L : 0x8p-16448L : inexact-ok underflow errno-erange-ok
+= tan downward ldbl-128 0x4p-16448L : 0x4p-16448L : inexact-ok underflow errno-erange-ok
+= tan tonearest ldbl-128 0x4p-16448L : 0x4p-16448L : inexact-ok underflow errno-erange-ok
+= tan towardzero ldbl-128 0x4p-16448L : 0x4p-16448L : inexact-ok underflow errno-erange-ok
+= tan upward ldbl-128 0x4p-16448L : 0x4.000000000004p-16448L : inexact-ok underflow errno-erange-ok
+= tan downward ldbl-128 0x4p-16496L : 0x4p-16496L : inexact-ok underflow errno-erange-ok
+= tan tonearest ldbl-128 0x4p-16496L : 0x4p-16496L : inexact-ok underflow errno-erange-ok
+= tan towardzero ldbl-128 0x4p-16496L : 0x4p-16496L : inexact-ok underflow errno-erange-ok
+= tan upward ldbl-128 0x4p-16496L : 0x8p-16496L : inexact-ok underflow errno-erange-ok
+tan -min_subnorm
+= tan downward flt-32 -0x8p-152f : -0x1p-148f : inexact-ok underflow errno-erange-ok
+= tan tonearest flt-32 -0x8p-152f : -0x8p-152f : inexact-ok underflow errno-erange-ok
+= tan towardzero flt-32 -0x8p-152f : -0x8p-152f : inexact-ok underflow errno-erange-ok
+= tan upward flt-32 -0x8p-152f : -0x8p-152f : inexact-ok underflow errno-erange-ok
+= tan downward dbl-64 -0x8p-152 : -0x8.0000000000008p-152 : inexact-ok
+= tan tonearest dbl-64 -0x8p-152 : -0x8p-152 : inexact-ok
+= tan towardzero dbl-64 -0x8p-152 : -0x8p-152 : inexact-ok
+= tan upward dbl-64 -0x8p-152 : -0x8p-152 : inexact-ok
+= tan downward ldbl-96-intel -0x8p-152L : -0x8.000000000000001p-152L : inexact-ok
+= tan tonearest ldbl-96-intel -0x8p-152L : -0x8p-152L : inexact-ok
+= tan towardzero ldbl-96-intel -0x8p-152L : -0x8p-152L : inexact-ok
+= tan upward ldbl-96-intel -0x8p-152L : -0x8p-152L : inexact-ok
+= tan downward ldbl-96-m68k -0x8p-152L : -0x8.000000000000001p-152L : inexact-ok
+= tan tonearest ldbl-96-m68k -0x8p-152L : -0x8p-152L : inexact-ok
+= tan towardzero ldbl-96-m68k -0x8p-152L : -0x8p-152L : inexact-ok
+= tan upward ldbl-96-m68k -0x8p-152L : -0x8p-152L : inexact-ok
+= tan downward ldbl-128 -0x8p-152L : -0x8.0000000000000000000000000008p-152L : inexact-ok
+= tan tonearest ldbl-128 -0x8p-152L : -0x8p-152L : inexact-ok
+= tan towardzero ldbl-128 -0x8p-152L : -0x8p-152L : inexact-ok
+= tan upward ldbl-128 -0x8p-152L : -0x8p-152L : inexact-ok
+= tan downward ldbl-128ibm -0x8p-152L : -0x8.00000000000000000000000004p-152L : inexact-ok
+= tan tonearest ldbl-128ibm -0x8p-152L : -0x8p-152L : inexact-ok
+= tan towardzero ldbl-128ibm -0x8p-152L : -0x8p-152L : inexact-ok
+= tan upward ldbl-128ibm -0x8p-152L : -0x8p-152L : inexact-ok
+= tan downward dbl-64 -0x4p-1076 : -0x8p-1076 : inexact-ok underflow errno-erange-ok
+= tan tonearest dbl-64 -0x4p-1076 : -0x4p-1076 : inexact-ok underflow errno-erange-ok
+= tan towardzero dbl-64 -0x4p-1076 : -0x4p-1076 : inexact-ok underflow errno-erange-ok
+= tan upward dbl-64 -0x4p-1076 : -0x4p-1076 : inexact-ok underflow errno-erange-ok
+= tan downward ldbl-96-intel -0x4p-1076L : -0x4.0000000000000008p-1076L : inexact-ok
+= tan tonearest ldbl-96-intel -0x4p-1076L : -0x4p-1076L : inexact-ok
+= tan towardzero ldbl-96-intel -0x4p-1076L : -0x4p-1076L : inexact-ok
+= tan upward ldbl-96-intel -0x4p-1076L : -0x4p-1076L : inexact-ok
+= tan downward ldbl-96-m68k -0x4p-1076L : -0x4.0000000000000008p-1076L : inexact-ok
+= tan tonearest ldbl-96-m68k -0x4p-1076L : -0x4p-1076L : inexact-ok
+= tan towardzero ldbl-96-m68k -0x4p-1076L : -0x4p-1076L : inexact-ok
+= tan upward ldbl-96-m68k -0x4p-1076L : -0x4p-1076L : inexact-ok
+= tan downward ldbl-128 -0x4p-1076L : -0x4.0000000000000000000000000004p-1076L : inexact-ok
+= tan tonearest ldbl-128 -0x4p-1076L : -0x4p-1076L : inexact-ok
+= tan towardzero ldbl-128 -0x4p-1076L : -0x4p-1076L : inexact-ok
+= tan upward ldbl-128 -0x4p-1076L : -0x4p-1076L : inexact-ok
+= tan downward ldbl-128ibm -0x4p-1076L : -0x8p-1076L : inexact-ok underflow errno-erange-ok
+= tan tonearest ldbl-128ibm -0x4p-1076L : -0x4p-1076L : inexact-ok underflow errno-erange-ok
+= tan towardzero ldbl-128ibm -0x4p-1076L : -0x4p-1076L : inexact-ok underflow errno-erange-ok
+= tan upward ldbl-128ibm -0x4p-1076L : -0x4p-1076L : inexact-ok underflow errno-erange-ok
+= tan downward ldbl-96-intel -0x8p-16448L : -0x1p-16444L : inexact-ok underflow errno-erange-ok
+= tan tonearest ldbl-96-intel -0x8p-16448L : -0x8p-16448L : inexact-ok underflow errno-erange-ok
+= tan towardzero ldbl-96-intel -0x8p-16448L : -0x8p-16448L : inexact-ok underflow errno-erange-ok
+= tan upward ldbl-96-intel -0x8p-16448L : -0x8p-16448L : inexact-ok underflow errno-erange-ok
+= tan downward ldbl-96-m68k -0x8p-16448L : -0xcp-16448L : inexact-ok underflow errno-erange-ok
+= tan tonearest ldbl-96-m68k -0x8p-16448L : -0x8p-16448L : inexact-ok underflow errno-erange-ok
+= tan towardzero ldbl-96-m68k -0x8p-16448L : -0x8p-16448L : inexact-ok underflow errno-erange-ok
+= tan upward ldbl-96-m68k -0x8p-16448L : -0x8p-16448L : inexact-ok underflow errno-erange-ok
+= tan downward ldbl-128 -0x8p-16448L : -0x8.000000000004p-16448L : inexact-ok underflow errno-erange-ok
+= tan tonearest ldbl-128 -0x8p-16448L : -0x8p-16448L : inexact-ok underflow errno-erange-ok
+= tan towardzero ldbl-128 -0x8p-16448L : -0x8p-16448L : inexact-ok underflow errno-erange-ok
+= tan upward ldbl-128 -0x8p-16448L : -0x8p-16448L : inexact-ok underflow errno-erange-ok
+= tan downward ldbl-96-m68k -0x4p-16448L : -0x8p-16448L : inexact-ok underflow errno-erange-ok
+= tan tonearest ldbl-96-m68k -0x4p-16448L : -0x4p-16448L : inexact-ok underflow errno-erange-ok
+= tan towardzero ldbl-96-m68k -0x4p-16448L : -0x4p-16448L : inexact-ok underflow errno-erange-ok
+= tan upward ldbl-96-m68k -0x4p-16448L : -0x4p-16448L : inexact-ok underflow errno-erange-ok
+= tan downward ldbl-128 -0x4p-16448L : -0x4.000000000004p-16448L : inexact-ok underflow errno-erange-ok
+= tan tonearest ldbl-128 -0x4p-16448L : -0x4p-16448L : inexact-ok underflow errno-erange-ok
+= tan towardzero ldbl-128 -0x4p-16448L : -0x4p-16448L : inexact-ok underflow errno-erange-ok
+= tan upward ldbl-128 -0x4p-16448L : -0x4p-16448L : inexact-ok underflow errno-erange-ok
+= tan downward ldbl-128 -0x4p-16496L : -0x8p-16496L : inexact-ok underflow errno-erange-ok
+= tan tonearest ldbl-128 -0x4p-16496L : -0x4p-16496L : inexact-ok underflow errno-erange-ok
+= tan towardzero ldbl-128 -0x4p-16496L : -0x4p-16496L : inexact-ok underflow errno-erange-ok
+= tan upward ldbl-128 -0x4p-16496L : -0x4p-16496L : inexact-ok underflow errno-erange-ok
tanh 0
= tanh downward flt-32 0x0p+0f : 0x0p+0f : inexact-ok
= tanh tonearest flt-32 0x0p+0f : 0x0p+0f : inexact-ok
diff --git a/sysdeps/ieee754/dbl-64/s_tan.c b/sysdeps/ieee754/dbl-64/s_tan.c
index dcb4aca..b4e3bd2 100644
--- a/sysdeps/ieee754/dbl-64/s_tan.c
+++ b/sysdeps/ieee754/dbl-64/s_tan.c
@@ -34,6 +34,7 @@
/*********************************************************************/
#include <errno.h>
+#include <float.h>
#include "endian.h"
#include <dla.h>
#include "mpa.h"
@@ -91,6 +92,11 @@ tan (double x)
/* (I) The case abs(x) <= 1.259e-8 */
if (w <= g1.d)
{
+ if (w < DBL_MIN)
+ {
+ double force_underflow = x * x;
+ math_force_eval (force_underflow);
+ }
retval = x;
goto ret;
}
diff --git a/sysdeps/ieee754/flt-32/k_tanf.c b/sysdeps/ieee754/flt-32/k_tanf.c
index a67f36e..2f2076d 100644
--- a/sysdeps/ieee754/flt-32/k_tanf.c
+++ b/sysdeps/ieee754/flt-32/k_tanf.c
@@ -17,6 +17,7 @@
static char rcsid[] = "$NetBSD: k_tanf.c,v 1.4 1995/05/10 20:46:39 jtc Exp $";
#endif
+#include <float.h>
#include <math.h>
#include <math_private.h>
static const float
@@ -48,7 +49,17 @@ float __kernel_tanf(float x, float y, int iy)
if(ix<0x39000000) /* x < 2**-13 */
{if((int)x==0) { /* generate inexact */
if((ix|(iy+1))==0) return one/fabsf(x);
- else return (iy==1)? x: -one/x;
+ else if (iy == 1)
+ {
+ if (fabsf (x) < FLT_MIN)
+ {
+ float force_underflow = x * x;
+ math_force_eval (force_underflow);
+ }
+ return x;
+ }
+ else
+ return -one / x;
}
}
if(ix>=0x3f2ca140) { /* |x|>=0.6744 */
diff --git a/sysdeps/ieee754/ldbl-128/k_tanl.c b/sysdeps/ieee754/ldbl-128/k_tanl.c
index dfba2d9..6a6fa9f 100644
--- a/sysdeps/ieee754/ldbl-128/k_tanl.c
+++ b/sysdeps/ieee754/ldbl-128/k_tanl.c
@@ -56,6 +56,7 @@
* = 1 - 2*(tan(y) - (tan(y)^2)/(1+tan(y)))
*/
+#include <float.h>
#include <libc-internal.h>
#include <math.h>
#include <math_private.h>
@@ -98,8 +99,17 @@ __kernel_tanl (long double x, long double y, int iy)
if ((ix | u.parts32.w1 | u.parts32.w2 | u.parts32.w3
| (iy + 1)) == 0)
return one / fabs (x);
+ else if (iy == 1)
+ {
+ if (fabsl (x) < LDBL_MIN)
+ {
+ long double force_underflow = x * x;
+ math_force_eval (force_underflow);
+ }
+ return x;
+ }
else
- return (iy == 1) ? x : -one / x;
+ return -one / x;
}
}
if (ix >= 0x3ffe5942) /* |x| >= 0.6743316650390625 */
diff --git a/sysdeps/ieee754/ldbl-128ibm/k_tanl.c b/sysdeps/ieee754/ldbl-128ibm/k_tanl.c
index 7f1caee..e50cc88 100644
--- a/sysdeps/ieee754/ldbl-128ibm/k_tanl.c
+++ b/sysdeps/ieee754/ldbl-128ibm/k_tanl.c
@@ -56,6 +56,7 @@
* = 1 - 2*(tan(y) - (tan(y)^2)/(1+tan(y)))
*/
+#include <float.h>
#include <libc-internal.h>
#include <math.h>
#include <math_private.h>
@@ -98,8 +99,17 @@ __kernel_tanl (long double x, long double y, int iy)
{
if ((ix | lx | (iy + 1)) == 0)
return one / fabs (x);
+ else if (iy == 1)
+ {
+ if (fabsl (x) < LDBL_MIN)
+ {
+ long double force_underflow = x * x;
+ math_force_eval (force_underflow);
+ }
+ return x;
+ }
else
- return (iy == 1) ? x : -one / x;
+ return -one / x;
}
}
if (ix >= 0x3fe59420) /* |x| >= 0.6743316650390625 */
diff --git a/sysdeps/ieee754/ldbl-96/k_tanl.c b/sysdeps/ieee754/ldbl-96/k_tanl.c
index 31cd236..ae6821d 100644
--- a/sysdeps/ieee754/ldbl-96/k_tanl.c
+++ b/sysdeps/ieee754/ldbl-96/k_tanl.c
@@ -56,6 +56,7 @@
* = 1 - 2*(tan(y) - (tan(y)^2)/(1+tan(y)))
*/
+#include <float.h>
#include <math.h>
#include <math_private.h>
static const long double
@@ -94,8 +95,17 @@ __kernel_tanl (long double x, long double y, int iy)
{ /* generate inexact */
if (x == 0 && iy == -1)
return one / fabsl (x);
+ else if (iy == 1)
+ {
+ if (absx < LDBL_MIN)
+ {
+ long double force_underflow = x * x;
+ math_force_eval (force_underflow);
+ }
+ return x;
+ }
else
- return (iy == 1) ? x : -one / x;
+ return -one / x;
}
}
if (absx >= 0.6743316650390625L)
generated by cgit v1.1 at 2024-11-09 05:19:42 +0000