Fix sign of input to bsloww1 (BZ #16623)

In 84ba214c, I removed some redundant sign computations and in the
process, I incorrectly got rid of a temporary variable, thus passing
the absolute value of the input to bsloww1.  This caused #16623.

This fix undoes the incorrect change.

1 files changed, 138 insertions, 0 deletions

diff --git a/math/auto-libm-test-out b/math/auto-libm-test-out
index 8f79359b3a..59c08a74b8 100644
--- a/math/auto-libm-test-out
+++ b/math/auto-libm-test-out
@@ -74446,6 +74446,75 @@ cos 0x1.000005bc7d86dp0
 = cos tonearest ldbl-128ibm 0x1.000005bc7d86dp+0L : 0x8.a513ba9f703d3ffffffcb92354p-4L : inexact-ok
 = cos towardzero ldbl-128ibm 0x1.000005bc7d86dp+0L : 0x8.a513ba9f703d3ffffffcb92354p-4L : inexact-ok
 = cos upward ldbl-128ibm 0x1.000005bc7d86dp+0L : 0x8.a513ba9f703d3ffffffcb92358p-4L : inexact-ok
+cos 0x1.200145a975ce6p32
+= cos downward flt-32 0x1.200146p+32f : -0xf.74fbep-4f : inexact-ok
+= cos tonearest flt-32 0x1.200146p+32f : -0xf.74fbdp-4f : inexact-ok
+= cos towardzero flt-32 0x1.200146p+32f : -0xf.74fbdp-4f : inexact-ok
+= cos upward flt-32 0x1.200146p+32f : -0xf.74fbdp-4f : inexact-ok
+= cos downward dbl-64 0x1.200146p+32 : -0xf.74fbd5498fe5p-4 : inexact-ok
+= cos tonearest dbl-64 0x1.200146p+32 : -0xf.74fbd5498fe5p-4 : inexact-ok
+= cos towardzero dbl-64 0x1.200146p+32 : -0xf.74fbd5498fe48p-4 : inexact-ok
+= cos upward dbl-64 0x1.200146p+32 : -0xf.74fbd5498fe48p-4 : inexact-ok
+= cos downward ldbl-96-intel 0x1.200146p+32L : -0xf.74fbd5498fe4c0dp-4L : inexact-ok
+= cos tonearest ldbl-96-intel 0x1.200146p+32L : -0xf.74fbd5498fe4c0cp-4L : inexact-ok
+= cos towardzero ldbl-96-intel 0x1.200146p+32L : -0xf.74fbd5498fe4c0cp-4L : inexact-ok
+= cos upward ldbl-96-intel 0x1.200146p+32L : -0xf.74fbd5498fe4c0cp-4L : inexact-ok
+= cos downward ldbl-96-m68k 0x1.200146p+32L : -0xf.74fbd5498fe4c0dp-4L : inexact-ok
+= cos tonearest ldbl-96-m68k 0x1.200146p+32L : -0xf.74fbd5498fe4c0cp-4L : inexact-ok
+= cos towardzero ldbl-96-m68k 0x1.200146p+32L : -0xf.74fbd5498fe4c0cp-4L : inexact-ok
+= cos upward ldbl-96-m68k 0x1.200146p+32L : -0xf.74fbd5498fe4c0cp-4L : inexact-ok
+= cos downward ldbl-128 0x1.200146p+32L : -0xf.74fbd5498fe4c0c71bd9e4ef59e8p-4L : inexact-ok
+= cos tonearest ldbl-128 0x1.200146p+32L : -0xf.74fbd5498fe4c0c71bd9e4ef59e8p-4L : inexact-ok
+= cos towardzero ldbl-128 0x1.200146p+32L : -0xf.74fbd5498fe4c0c71bd9e4ef59ep-4L : inexact-ok
+= cos upward ldbl-128 0x1.200146p+32L : -0xf.74fbd5498fe4c0c71bd9e4ef59ep-4L : inexact-ok
+= cos downward ldbl-128ibm 0x1.200146p+32L : -0xf.74fbd5498fe4c0c71bd9e4ef5cp-4L : inexact-ok
+= cos tonearest ldbl-128ibm 0x1.200146p+32L : -0xf.74fbd5498fe4c0c71bd9e4ef58p-4L : inexact-ok
+= cos towardzero ldbl-128ibm 0x1.200146p+32L : -0xf.74fbd5498fe4c0c71bd9e4ef58p-4L : inexact-ok
+= cos upward ldbl-128ibm 0x1.200146p+32L : -0xf.74fbd5498fe4c0c71bd9e4ef58p-4L : inexact-ok
+= cos downward flt-32 0x1.200144p+32f : 0xf.bc96cp-4f : inexact-ok
+= cos tonearest flt-32 0x1.200144p+32f : 0xf.bc96dp-4f : inexact-ok
+= cos towardzero flt-32 0x1.200144p+32f : 0xf.bc96cp-4f : inexact-ok
+= cos upward flt-32 0x1.200144p+32f : 0xf.bc96dp-4f : inexact-ok
+= cos downward dbl-64 0x1.200144p+32 : 0xf.bc96ca2c658a8p-4 : inexact-ok
+= cos tonearest dbl-64 0x1.200144p+32 : 0xf.bc96ca2c658a8p-4 : inexact-ok
+= cos towardzero dbl-64 0x1.200144p+32 : 0xf.bc96ca2c658a8p-4 : inexact-ok
+= cos upward dbl-64 0x1.200144p+32 : 0xf.bc96ca2c658bp-4 : inexact-ok
+= cos downward ldbl-96-intel 0x1.200144p+32L : 0xf.bc96ca2c658abf5p-4L : inexact-ok
+= cos tonearest ldbl-96-intel 0x1.200144p+32L : 0xf.bc96ca2c658abf6p-4L : inexact-ok
+= cos towardzero ldbl-96-intel 0x1.200144p+32L : 0xf.bc96ca2c658abf5p-4L : inexact-ok
+= cos upward ldbl-96-intel 0x1.200144p+32L : 0xf.bc96ca2c658abf6p-4L : inexact-ok
+= cos downward ldbl-96-m68k 0x1.200144p+32L : 0xf.bc96ca2c658abf5p-4L : inexact-ok
+= cos tonearest ldbl-96-m68k 0x1.200144p+32L : 0xf.bc96ca2c658abf6p-4L : inexact-ok
+= cos towardzero ldbl-96-m68k 0x1.200144p+32L : 0xf.bc96ca2c658abf5p-4L : inexact-ok
+= cos upward ldbl-96-m68k 0x1.200144p+32L : 0xf.bc96ca2c658abf6p-4L : inexact-ok
+= cos downward ldbl-128 0x1.200144p+32L : 0xf.bc96ca2c658abf5ace7b886a8fbp-4L : inexact-ok
+= cos tonearest ldbl-128 0x1.200144p+32L : 0xf.bc96ca2c658abf5ace7b886a8fbp-4L : inexact-ok
+= cos towardzero ldbl-128 0x1.200144p+32L : 0xf.bc96ca2c658abf5ace7b886a8fbp-4L : inexact-ok
+= cos upward ldbl-128 0x1.200144p+32L : 0xf.bc96ca2c658abf5ace7b886a8fb8p-4L : inexact-ok
+= cos downward ldbl-128ibm 0x1.200144p+32L : 0xf.bc96ca2c658abf5ace7b886a8cp-4L : inexact-ok
+= cos tonearest ldbl-128ibm 0x1.200144p+32L : 0xf.bc96ca2c658abf5ace7b886a9p-4L : inexact-ok
+= cos towardzero ldbl-128ibm 0x1.200144p+32L : 0xf.bc96ca2c658abf5ace7b886a8cp-4L : inexact-ok
+= cos upward ldbl-128ibm 0x1.200144p+32L : 0xf.bc96ca2c658abf5ace7b886a9p-4L : inexact-ok
+= cos downward dbl-64 0x1.200145a975ce6p+32 : -0x6.568e7ed3dffdp-4 : inexact-ok
+= cos tonearest dbl-64 0x1.200145a975ce6p+32 : -0x6.568e7ed3dffccp-4 : inexact-ok
+= cos towardzero dbl-64 0x1.200145a975ce6p+32 : -0x6.568e7ed3dffccp-4 : inexact-ok
+= cos upward dbl-64 0x1.200145a975ce6p+32 : -0x6.568e7ed3dffccp-4 : inexact-ok
+= cos downward ldbl-96-intel 0x1.200145a975ce6p+32L : -0x6.568e7ed3dffcdfe8p-4L : inexact-ok
+= cos tonearest ldbl-96-intel 0x1.200145a975ce6p+32L : -0x6.568e7ed3dffcdfep-4L : inexact-ok
+= cos towardzero ldbl-96-intel 0x1.200145a975ce6p+32L : -0x6.568e7ed3dffcdfep-4L : inexact-ok
+= cos upward ldbl-96-intel 0x1.200145a975ce6p+32L : -0x6.568e7ed3dffcdfep-4L : inexact-ok
+= cos downward ldbl-96-m68k 0x1.200145a975ce6p+32L : -0x6.568e7ed3dffcdfe8p-4L : inexact-ok
+= cos tonearest ldbl-96-m68k 0x1.200145a975ce6p+32L : -0x6.568e7ed3dffcdfep-4L : inexact-ok
+= cos towardzero ldbl-96-m68k 0x1.200145a975ce6p+32L : -0x6.568e7ed3dffcdfep-4L : inexact-ok
+= cos upward ldbl-96-m68k 0x1.200145a975ce6p+32L : -0x6.568e7ed3dffcdfep-4L : inexact-ok
+= cos downward ldbl-128 0x1.200145a975ce6p+32L : -0x6.568e7ed3dffcdfe227fd726840e8p-4L : inexact-ok
+= cos tonearest ldbl-128 0x1.200145a975ce6p+32L : -0x6.568e7ed3dffcdfe227fd726840e4p-4L : inexact-ok
+= cos towardzero ldbl-128 0x1.200145a975ce6p+32L : -0x6.568e7ed3dffcdfe227fd726840e4p-4L : inexact-ok
+= cos upward ldbl-128 0x1.200145a975ce6p+32L : -0x6.568e7ed3dffcdfe227fd726840e4p-4L : inexact-ok
+= cos downward ldbl-128ibm 0x1.200145a975ce6p+32L : -0x6.568e7ed3dffcdfe227fd726842p-4L : inexact-ok
+= cos tonearest ldbl-128ibm 0x1.200145a975ce6p+32L : -0x6.568e7ed3dffcdfe227fd72684p-4L : inexact-ok
+= cos towardzero ldbl-128ibm 0x1.200145a975ce6p+32L : -0x6.568e7ed3dffcdfe227fd72684p-4L : inexact-ok
+= cos upward ldbl-128ibm 0x1.200145a975ce6p+32L : -0x6.568e7ed3dffcdfe227fd72684p-4L : inexact-ok
 cos 1
 = cos downward flt-32 0x1p+0f : 0x8.a514p-4f : inexact-ok
 = cos tonearest flt-32 0x1p+0f : 0x8.a514p-4f : inexact-ok
@@ -157744,6 +157813,75 @@ sin 10
 = sin tonearest ldbl-128ibm 0xap+0L : -0x8.b44f7af9a7a92ce7fb22be025p-4L : inexact-ok
 = sin towardzero ldbl-128ibm 0xap+0L : -0x8.b44f7af9a7a92ce7fb22be024cp-4L : inexact-ok
 = sin upward ldbl-128ibm 0xap+0L : -0x8.b44f7af9a7a92ce7fb22be024cp-4L : inexact-ok
+sin 0x1.2001469775ce6p32
+= sin downward flt-32 0x1.200148p+32f : -0x5.595d8p-4f : inexact-ok
+= sin tonearest flt-32 0x1.200148p+32f : -0x5.595d8p-4f : inexact-ok
+= sin towardzero flt-32 0x1.200148p+32f : -0x5.595d78p-4f : inexact-ok
+= sin upward flt-32 0x1.200148p+32f : -0x5.595d78p-4f : inexact-ok
+= sin downward dbl-64 0x1.200148p+32 : -0x5.595d7e536fe38p-4 : inexact-ok
+= sin tonearest dbl-64 0x1.200148p+32 : -0x5.595d7e536fe34p-4 : inexact-ok
+= sin towardzero dbl-64 0x1.200148p+32 : -0x5.595d7e536fe34p-4 : inexact-ok
+= sin upward dbl-64 0x1.200148p+32 : -0x5.595d7e536fe34p-4 : inexact-ok
+= sin downward ldbl-96-intel 0x1.200148p+32L : -0x5.595d7e536fe35eep-4L : inexact-ok
+= sin tonearest ldbl-96-intel 0x1.200148p+32L : -0x5.595d7e536fe35ed8p-4L : inexact-ok
+= sin towardzero ldbl-96-intel 0x1.200148p+32L : -0x5.595d7e536fe35ed8p-4L : inexact-ok
+= sin upward ldbl-96-intel 0x1.200148p+32L : -0x5.595d7e536fe35ed8p-4L : inexact-ok
+= sin downward ldbl-96-m68k 0x1.200148p+32L : -0x5.595d7e536fe35eep-4L : inexact-ok
+= sin tonearest ldbl-96-m68k 0x1.200148p+32L : -0x5.595d7e536fe35ed8p-4L : inexact-ok
+= sin towardzero ldbl-96-m68k 0x1.200148p+32L : -0x5.595d7e536fe35ed8p-4L : inexact-ok
+= sin upward ldbl-96-m68k 0x1.200148p+32L : -0x5.595d7e536fe35ed8p-4L : inexact-ok
+= sin downward ldbl-128 0x1.200148p+32L : -0x5.595d7e536fe35edbe2ad0df9d944p-4L : inexact-ok
+= sin tonearest ldbl-128 0x1.200148p+32L : -0x5.595d7e536fe35edbe2ad0df9d94p-4L : inexact-ok
+= sin towardzero ldbl-128 0x1.200148p+32L : -0x5.595d7e536fe35edbe2ad0df9d94p-4L : inexact-ok
+= sin upward ldbl-128 0x1.200148p+32L : -0x5.595d7e536fe35edbe2ad0df9d94p-4L : inexact-ok
+= sin downward ldbl-128ibm 0x1.200148p+32L : -0x5.595d7e536fe35edbe2ad0df9dap-4L : inexact-ok
+= sin tonearest ldbl-128ibm 0x1.200148p+32L : -0x5.595d7e536fe35edbe2ad0df9dap-4L : inexact-ok
+= sin towardzero ldbl-128ibm 0x1.200148p+32L : -0x5.595d7e536fe35edbe2ad0df9d8p-4L : inexact-ok
+= sin upward ldbl-128ibm 0x1.200148p+32L : -0x5.595d7e536fe35edbe2ad0df9d8p-4L : inexact-ok
+= sin downward flt-32 0x1.200146p+32f : 0x4.220ffp-4f : inexact-ok
+= sin tonearest flt-32 0x1.200146p+32f : 0x4.220ffp-4f : inexact-ok
+= sin towardzero flt-32 0x1.200146p+32f : 0x4.220ffp-4f : inexact-ok
+= sin upward flt-32 0x1.200146p+32f : 0x4.220ff8p-4f : inexact-ok
+= sin downward dbl-64 0x1.200146p+32 : 0x4.220ff25f5cfp-4 : inexact-ok
+= sin tonearest dbl-64 0x1.200146p+32 : 0x4.220ff25f5cf04p-4 : inexact-ok
+= sin towardzero dbl-64 0x1.200146p+32 : 0x4.220ff25f5cfp-4 : inexact-ok
+= sin upward dbl-64 0x1.200146p+32 : 0x4.220ff25f5cf04p-4 : inexact-ok
+= sin downward ldbl-96-intel 0x1.200146p+32L : 0x4.220ff25f5cf02a4p-4L : inexact-ok
+= sin tonearest ldbl-96-intel 0x1.200146p+32L : 0x4.220ff25f5cf02a48p-4L : inexact-ok
+= sin towardzero ldbl-96-intel 0x1.200146p+32L : 0x4.220ff25f5cf02a4p-4L : inexact-ok
+= sin upward ldbl-96-intel 0x1.200146p+32L : 0x4.220ff25f5cf02a48p-4L : inexact-ok
+= sin downward ldbl-96-m68k 0x1.200146p+32L : 0x4.220ff25f5cf02a4p-4L : inexact-ok
+= sin tonearest ldbl-96-m68k 0x1.200146p+32L : 0x4.220ff25f5cf02a48p-4L : inexact-ok
+= sin towardzero ldbl-96-m68k 0x1.200146p+32L : 0x4.220ff25f5cf02a4p-4L : inexact-ok
+= sin upward ldbl-96-m68k 0x1.200146p+32L : 0x4.220ff25f5cf02a48p-4L : inexact-ok
+= sin downward ldbl-128 0x1.200146p+32L : 0x4.220ff25f5cf02a464dbb3a679ccp-4L : inexact-ok
+= sin tonearest ldbl-128 0x1.200146p+32L : 0x4.220ff25f5cf02a464dbb3a679ccp-4L : inexact-ok
+= sin towardzero ldbl-128 0x1.200146p+32L : 0x4.220ff25f5cf02a464dbb3a679ccp-4L : inexact-ok
+= sin upward ldbl-128 0x1.200146p+32L : 0x4.220ff25f5cf02a464dbb3a679cc4p-4L : inexact-ok
+= sin downward ldbl-128ibm 0x1.200146p+32L : 0x4.220ff25f5cf02a464dbb3a679cp-4L : inexact-ok
+= sin tonearest ldbl-128ibm 0x1.200146p+32L : 0x4.220ff25f5cf02a464dbb3a679cp-4L : inexact-ok
+= sin towardzero ldbl-128ibm 0x1.200146p+32L : 0x4.220ff25f5cf02a464dbb3a679cp-4L : inexact-ok
+= sin upward ldbl-128ibm 0x1.200146p+32L : 0x4.220ff25f5cf02a464dbb3a679ep-4L : inexact-ok
+= sin downward dbl-64 0x1.2001469775ce6p+32 : -0x6.444fda50019fcp-4 : inexact-ok
+= sin tonearest dbl-64 0x1.2001469775ce6p+32 : -0x6.444fda50019f8p-4 : inexact-ok
+= sin towardzero dbl-64 0x1.2001469775ce6p+32 : -0x6.444fda50019f8p-4 : inexact-ok
+= sin upward dbl-64 0x1.2001469775ce6p+32 : -0x6.444fda50019f8p-4 : inexact-ok
+= sin downward ldbl-96-intel 0x1.2001469775ce6p+32L : -0x6.444fda50019f9f6p-4L : inexact-ok
+= sin tonearest ldbl-96-intel 0x1.2001469775ce6p+32L : -0x6.444fda50019f9f58p-4L : inexact-ok
+= sin towardzero ldbl-96-intel 0x1.2001469775ce6p+32L : -0x6.444fda50019f9f58p-4L : inexact-ok
+= sin upward ldbl-96-intel 0x1.2001469775ce6p+32L : -0x6.444fda50019f9f58p-4L : inexact-ok
+= sin downward ldbl-96-m68k 0x1.2001469775ce6p+32L : -0x6.444fda50019f9f6p-4L : inexact-ok
+= sin tonearest ldbl-96-m68k 0x1.2001469775ce6p+32L : -0x6.444fda50019f9f58p-4L : inexact-ok
+= sin towardzero ldbl-96-m68k 0x1.2001469775ce6p+32L : -0x6.444fda50019f9f58p-4L : inexact-ok
+= sin upward ldbl-96-m68k 0x1.2001469775ce6p+32L : -0x6.444fda50019f9f58p-4L : inexact-ok
+= sin downward ldbl-128 0x1.2001469775ce6p+32L : -0x6.444fda50019f9f5ba3779ca70604p-4L : inexact-ok
+= sin tonearest ldbl-128 0x1.2001469775ce6p+32L : -0x6.444fda50019f9f5ba3779ca706p-4L : inexact-ok
+= sin towardzero ldbl-128 0x1.2001469775ce6p+32L : -0x6.444fda50019f9f5ba3779ca706p-4L : inexact-ok
+= sin upward ldbl-128 0x1.2001469775ce6p+32L : -0x6.444fda50019f9f5ba3779ca706p-4L : inexact-ok
+= sin downward ldbl-128ibm 0x1.2001469775ce6p+32L : -0x6.444fda50019f9f5ba3779ca708p-4L : inexact-ok
+= sin tonearest ldbl-128ibm 0x1.2001469775ce6p+32L : -0x6.444fda50019f9f5ba3779ca706p-4L : inexact-ok
+= sin towardzero ldbl-128ibm 0x1.2001469775ce6p+32L : -0x6.444fda50019f9f5ba3779ca706p-4L : inexact-ok
+= sin upward ldbl-128ibm 0x1.2001469775ce6p+32L : -0x6.444fda50019f9f5ba3779ca706p-4L : inexact-ok
 sincos 0
 = sincos downward flt-32 0x0p+0f : 0x0p+0f 0x1p+0f : inexact-ok
 = sincos tonearest flt-32 0x0p+0f : 0x0p+0f 0x1p+0f : inexact-ok