+2012-02-27 David S. Miller <davem@davemloft.net>
+
+ * sysdeps/sparc/sparc32/sparcv9/fpu/s_ceil.S: Fix comment formatting.
+ * sysdeps/sparc/sparc32/sparcv9/fpu/s_ceilf.S: Likewise.
+ * sysdeps/sparc/sparc32/sparcv9/fpu/s_rint.S: Likewise.
+ * sysdeps/sparc/sparc32/sparcv9/fpu/s_rintf.S: Likewise.
+ * sysdeps/sparc/sparc64/fpu/s_ceil.S: Likewise.
+ * sysdeps/sparc/sparc64/fpu/s_ceilf.S: Likewise.
+ * sysdeps/sparc/sparc64/fpu/s_rint.S: Likewise.
+ * sysdeps/sparc/sparc64/fpu/s_rintf.S: Likewise.
+
2012-02-27 Joseph Myers <joseph@codesourcery.com>
* configure.in (CC): Restrict allowed GCC versions to 4.3 and
#include <sysdep.h>
/* Since changing the rounding mode is extremely expensive, we
- * try to round up using a method that is rounding mode
- * agnostic.
- *
- * We add then subtract (or subtract than add if the initial
- * value was negative) 2**23 to the value, then subtract it
- * back out.
- *
- * This will clear out the fractional portion of the value.
- * One of two things will happen for non-whole initial values.
- * Either the rounding mode will round it up, or it will be
- * rounded down. If the value started out whole, it will be
- * equal after the addition and subtraction. This means we
- * can accurately detect with one test whether we need to add
- * another 1.0 to round it up properly.
- *
- * We pop constants into the FPU registers using the incoming
- * argument stack slots, since this avoid having to use any PIC
- * references. We also thus avoid having to allocate a register
- * window.
- *
- * VIS instructions are used to facilitate the formation of
- * easier constants, and the propagation of the sign bit.
- */
+ try to round up using a method that is rounding mode
+ agnostic.
+
+ We add then subtract (or subtract than add if the initial
+ value was negative) 2**23 to the value, then subtract it
+ back out.
+
+ This will clear out the fractional portion of the value.
+ One of two things will happen for non-whole initial values.
+ Either the rounding mode will round it up, or it will be
+ rounded down. If the value started out whole, it will be
+ equal after the addition and subtraction. This means we
+ can accurately detect with one test whether we need to add
+ another 1.0 to round it up properly.
+
+ We pop constants into the FPU registers using the incoming
+ argument stack slots, since this avoid having to use any
+ PIC references. We also thus avoid having to allocate a
+ register window.
+
+ VIS instructions are used to facilitate the formation of
+ easier constants, and the propagation of the sign bit. */
#define TWO_FIFTYTWO 0x43300000 /* 2**52 */
#define ONE_DOT_ZERO 0x3ff00000 /* 1.0 */
#include <sysdep.h>
/* Since changing the rounding mode is extremely expensive, we
- * try to round up using a method that is rounding mode
- * agnostic.
- *
- * We add then subtract (or subtract than add if the initial
- * value was negative) 2**23 to the value, then subtract it
- * back out.
- *
- * This will clear out the fractional portion of the value.
- * One of two things will happen for non-whole initial values.
- * Either the rounding mode will round it up, or it will be
- * rounded down. If the value started out whole, it will be
- * equal after the addition and subtraction. This means we
- * can accurately detect with one test whether we need to add
- * another 1.0 to round it up properly.
- *
- * We pop constants into the FPU registers using the incoming
- * argument stack slots, since this avoid having to use any PIC
- * references. We also thus avoid having to allocate a register
- * window.
- *
- * VIS instructions are used to facilitate the formation of
- * easier constants, and the propagation of the sign bit.
- */
+ try to round up using a method that is rounding mode
+ agnostic.
+
+ We add then subtract (or subtract than add if the initial
+ value was negative) 2**23 to the value, then subtract it
+ back out.
+
+ This will clear out the fractional portion of the value.
+ One of two things will happen for non-whole initial values.
+ Either the rounding mode will round it up, or it will be
+ rounded down. If the value started out whole, it will be
+ equal after the addition and subtraction. This means we
+ can accurately detect with one test whether we need to add
+ another 1.0 to round it up properly.
+
+ We pop constants into the FPU registers using the incoming
+ argument stack slots, since this avoid having to use any
+ PIC references. We also thus avoid having to allocate a
+ register window.
+
+ VIS instructions are used to facilitate the formation of
+ easier constants, and the propagation of the sign bit. */
#define TWO_TWENTYTHREE 0x4b000000 /* 2**23 */
#define ONE_DOT_ZERO 0x3f800000 /* 1.0 */
#include <sysdep.h>
/* We pop constants into the FPU registers using the incoming
- * argument stack slots, since this avoid having to use any PIC
- * references. We also thus avoid having to allocate a register
- * window.
- *
- * VIS instructions are used to facilitate the formation of
- * easier constants, and the propagation of the sign bit.
- */
+ argument stack slots, since this avoid having to use any PIC
+ references. We also thus avoid having to allocate a register
+ window.
+
+ VIS instructions are used to facilitate the formation of
+ easier constants, and the propagation of the sign bit. */
#define TWO_FIFTYTWO 0x43300000 /* 2**52 */
#include <sysdep.h>
/* We pop constants into the FPU registers using the incoming
- * argument stack slots, since this avoid having to use any PIC
- * references. We also thus avoid having to allocate a register
- * window.
- *
- * VIS instructions are used to facilitate the formation of
- * easier constants, and the propagation of the sign bit.
- */
+ argument stack slots, since this avoid having to use any PIC
+ references. We also thus avoid having to allocate a register
+ window.
+
+ VIS instructions are used to facilitate the formation of
+ easier constants, and the propagation of the sign bit. */
#define TWO_TWENTYTHREE 0x4b000000 /* 2**23 */
#include <sysdep.h>
/* Since changing the rounding mode is extremely expensive, we
- * try to round up using a method that is rounding mode
- * agnostic.
- *
- * We add then subtract (or subtract than add if the initial
- * value was negative) 2**23 to the value, then subtract it
- * back out.
- *
- * This will clear out the fractional portion of the value.
- * One of two things will happen for non-whole initial values.
- * Either the rounding mode will round it up, or it will be
- * rounded down. If the value started out whole, it will be
- * equal after the addition and subtraction. This means we
- * can accurately detect with one test whether we need to add
- * another 1.0 to round it up properly.
- *
- * We pop constants into the FPU registers using the incoming
- * argument stack slots, since this avoid having to use any PIC
- * references. We also thus avoid having to allocate a register
- * window.
- *
- * VIS instructions are used to facilitate the formation of
- * easier constants, and the propagation of the sign bit.
- */
+ try to round up using a method that is rounding mode
+ agnostic.
+
+ We add then subtract (or subtract than add if the initial
+ value was negative) 2**23 to the value, then subtract it
+ back out.
+
+ This will clear out the fractional portion of the value.
+ One of two things will happen for non-whole initial values.
+ Either the rounding mode will round it up, or it will be
+ rounded down. If the value started out whole, it will be
+ equal after the addition and subtraction. This means we
+ can accurately detect with one test whether we need to add
+ another 1.0 to round it up properly.
+
+ We pop constants into the FPU registers using the incoming
+ argument stack slots, since this avoid having to use any
+ PIC references. We also thus avoid having to allocate a
+ register window.
+
+ VIS instructions are used to facilitate the formation of
+ easier constants, and the propagation of the sign bit. */
#define TWO_FIFTYTWO 0x43300000 /* 2**52 */
#define ONE_DOT_ZERO 0x3ff00000 /* 1.0 */
#include <sysdep.h>
/* Since changing the rounding mode is extremely expensive, we
- * try to round up using a method that is rounding mode
- * agnostic.
- *
- * We add then subtract (or subtract than add if the initial
- * value was negative) 2**23 to the value, then subtract it
- * back out.
- *
- * This will clear out the fractional portion of the value.
- * One of two things will happen for non-whole initial values.
- * Either the rounding mode will round it up, or it will be
- * rounded down. If the value started out whole, it will be
- * equal after the addition and subtraction. This means we
- * can accurately detect with one test whether we need to add
- * another 1.0 to round it up properly.
- *
- * We pop constants into the FPU registers using the incoming
- * argument stack slots, since this avoid having to use any PIC
- * references. We also thus avoid having to allocate a register
- * window.
- *
- * VIS instructions are used to facilitate the formation of
- * easier constants, and the propagation of the sign bit.
- */
+ try to round up using a method that is rounding mode
+ agnostic.
+
+ We add then subtract (or subtract than add if the initial
+ value was negative) 2**23 to the value, then subtract it
+ back out.
+
+ This will clear out the fractional portion of the value.
+ One of two things will happen for non-whole initial values.
+ Either the rounding mode will round it up, or it will be
+ rounded down. If the value started out whole, it will be
+ equal after the addition and subtraction. This means we
+ can accurately detect with one test whether we need to add
+ another 1.0 to round it up properly.
+
+ We pop constants into the FPU registers using the incoming
+ argument stack slots, since this avoid having to use any
+ PIC references. We also thus avoid having to allocate a
+ register window.
+
+ VIS instructions are used to facilitate the formation of
+ easier constants, and the propagation of the sign bit. */
#define TWO_TWENTYTHREE 0x4b000000 /* 2**23 */
#define ONE_DOT_ZERO 0x3f800000 /* 1.0 */
#include <sysdep.h>
/* We pop constants into the FPU registers using the incoming
- * argument stack slots, since this avoid having to use any PIC
- * references. We also thus avoid having to allocate a register
- * window.
- *
- * VIS instructions are used to facilitate the formation of
- * easier constants, and the propagation of the sign bit.
- */
+ argument stack slots, since this avoid having to use any PIC
+ references. We also thus avoid having to allocate a register
+ window.
+
+ VIS instructions are used to facilitate the formation of
+ easier constants, and the propagation of the sign bit. */
#define TWO_FIFTYTWO 0x43300000 /* 2**52 */
#include <sysdep.h>
/* We pop constants into the FPU registers using the incoming
- * argument stack slots, since this avoid having to use any PIC
- * references. We also thus avoid having to allocate a register
- * window.
- *
- * VIS instructions are used to facilitate the formation of
- * easier constants, and the propagation of the sign bit.
- */
+ argument stack slots, since this avoid having to use any PIC
+ references. We also thus avoid having to allocate a register
+ window.
+
+ VIS instructions are used to facilitate the formation of
+ easier constants, and the propagation of the sign bit. */
#define TWO_TWENTYTHREE 0x4b000000 /* 2**23 */
projects / thirdparty / glibc.git / commitdiff
