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authorUlrich Drepper <drepper@redhat.com>2005-05-04 17:58:13 +0000
committerUlrich Drepper <drepper@redhat.com>2005-05-04 17:58:13 +0000
commitfee732e531957595665cd9bed0aed5b7326611b8 (patch)
treeda38a52d8c2615e48dd959f9d93056ba5f272a58 /sysdeps/i386/fpu/e_powf.S
parent1ad9da69c607236f70689dab39a7d937398d2f10 (diff)
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* intl/Makefile (tst-gettext[45].out): Pass also $(run-program-prefix)cvs/fedora-glibc-20050504T1818
as argument to the scripts. * intl/tst-gettext2.sh: Use mkdir -p instead of test -d + mkdir. * intl/tst-gettext4.sh: Likewise. Use run_program_prefix argument. * intl/tst-gettext5.sh: Likewise. * intl/tst-translit.sh: Add mkdir -p. * sysdeps/unix/sysv/linux/i386/sysdep.h (SETUP_PIC_REG): Use .ifndef/.endif to allow use of this macro more than once per .S file. (LOAD_PIC_REG): New macro. * sysdeps/unix/sysv/linux/i386/makecontext.S: Add call frame information. * sysdeps/unix/sysv/linux/i386/getcontext.S: Likewise. * sysdeps/unix/sysv/linux/i386/vfork.S: Likewise. * sysdeps/i386/fpu/s_asinh.S: Use LOAD_PIC_REG macro. Add call frame information. * sysdeps/i386/fpu/e_log10f.S: Likewise. * sysdeps/i386/fpu/s_expm1.S: Likewise. * sysdeps/i386/fpu/e_acoshf.S: Likewise. * sysdeps/i386/fpu/e_log2l.S: Likewise. * sysdeps/i386/fpu/s_log1pf.S: Likewise. * sysdeps/i386/fpu/s_lrint.S: Likewise. * sysdeps/i386/fpu/s_llrint.S: Likewise. * sysdeps/i386/fpu/s_ilogbf.S: Likewise. * sysdeps/i386/fpu/s_cbrtl.S: Likewise. * sysdeps/i386/fpu/s_asinhf.S: Likewise. * sysdeps/i386/fpu/e_log.S: Likewise. * sysdeps/i386/fpu/e_atanhf.S: Likewise. * sysdeps/i386/fpu/s_lrintl.S: Likewise. * sysdeps/i386/fpu/e_atanhl.S: Likewise. * sysdeps/i386/fpu/e_scalb.S: Likewise. * sysdeps/i386/fpu/s_log1p.S: Likewise. * sysdeps/i386/fpu/s_nearbyintl.S: Likewise. * sysdeps/i386/fpu/s_frexpl.S: Likewise. * sysdeps/i386/fpu/s_log1pl.S: Likewise. * sysdeps/i386/fpu/s_nearbyintf.S: Likewise. * sysdeps/i386/fpu/s_cbrt.S: Likewise. * sysdeps/i386/fpu/s_expm1l.S: Likewise. * sysdeps/i386/fpu/s_lrintf.S: Likewise. * sysdeps/i386/fpu/e_acosh.S: Likewise. * sysdeps/i386/fpu/s_cexp.S: Likewise. * sysdeps/i386/fpu/s_ilogbl.S: Likewise. * sysdeps/i386/fpu/s_expm1f.S: Likewise. * sysdeps/i386/fpu/e_powl.S: Likewise. * sysdeps/i386/fpu/e_powf.S: Likewise. * sysdeps/i386/fpu/e_scalbf.S: Likewise. * sysdeps/i386/fpu/e_logl.S: Likewise. * sysdeps/i386/fpu/e_acoshl.S: Likewise. * sysdeps/i386/fpu/s_frexp.S: Likewise. * sysdeps/i386/fpu/e_pow.S: Likewise. * sysdeps/i386/fpu/e_logf.S: Likewise. * sysdeps/i386/fpu/e_log2.S: Likewise. * sysdeps/i386/fpu/s_frexpf.S: Likewise. * sysdeps/i386/fpu/s_cexpl.S: Likewise. * sysdeps/i386/fpu/s_llrintf.S: Likewise. * sysdeps/i386/fpu/s_ilogb.S: Likewise. * sysdeps/i386/fpu/e_scalbl.S: Likewise. * sysdeps/i386/fpu/e_atanh.S: Likewise. * sysdeps/i386/fpu/e_log10.S: Likewise. * sysdeps/i386/fpu/s_cbrtf.S: Likewise. * sysdeps/i386/fpu/s_cexpf.S: Likewise. * sysdeps/i386/fpu/s_llrintl.S: Likewise. * sysdeps/i386/fpu/e_log10l.S: Likewise. * sysdeps/i386/fpu/s_nearbyint.S: Likewise. * sysdeps/i386/fpu/s_asinhl.S: Likewise. * sysdeps/i386/fpu/e_log2f.S: Likewise. * sysdeps/i386/addmul_1.S: Various fixes to cfi handling. * sysdeps/i386/mul_1.S: Likewise. * sysdeps/i386/strtok.S: Likewise. * sysdeps/i386/sub_n.S: Likewise. * sysdeps/i386/submul_1.S: Likewise. * sysdeps/i386/i586/addmul_1.S: Likewise. * sysdeps/i386/i586/memcpy.S: Likewise. * sysdeps/i386/i586/mul_1.S: Likewise. * sysdeps/i386/i586/rshift.S: Likewise. * sysdeps/i386/i586/sub_n.S: Likewise. * sysdeps/i386/i586/submul_1.S: Likewise. * sysdeps/i386/i686/memcmp.S: Likewise. * sysdeps/i386/i686/memmove.S: Likewise. * sysdeps/unix/sysv/linux/i386/clone.S: Likewise. * sysdeps/unix/sysv/linux/i386/mmap.S: Likewise. * sysdeps/unix/sysv/linux/i386/mmap64.S: Likewise. * sysdeps/unix/sysv/linux/i386/setcontext.S: Likewise.
Diffstat (limited to 'sysdeps/i386/fpu/e_powf.S')
-rw-r--r--sysdeps/i386/fpu/e_powf.S25
1 files changed, 21 insertions, 4 deletions
diff --git a/sysdeps/i386/fpu/e_powf.S b/sysdeps/i386/fpu/e_powf.S
index b3fa624f4d..c835b978b9 100644
--- a/sysdeps/i386/fpu/e_powf.S
+++ b/sysdeps/i386/fpu/e_powf.S
@@ -1,5 +1,6 @@
/* ix87 specific implementation of pow function.
- Copyright (C) 1996, 1997, 1999, 2001, 2004 Free Software Foundation, Inc.
+ Copyright (C) 1996, 1997, 1999, 2001, 2004, 2005
+ Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
@@ -66,9 +67,7 @@ ENTRY(__ieee754_powf)
fxam
#ifdef PIC
- call 1f
-1: popl %ecx
- addl $_GLOBAL_OFFSET_TABLE_+[.-1b], %ecx
+ LOAD_PIC_REG (cx)
#endif
fnstsw
@@ -86,6 +85,7 @@ ENTRY(__ieee754_powf)
flds 4(%esp) // x : y
subl $4, %esp
+ cfi_adjust_cfa_offset (4)
fxam
fnstsw
@@ -119,6 +119,7 @@ ENTRY(__ieee754_powf)
/* OK, we have an integer value for y. */
popl %edx
+ cfi_adjust_cfa_offset (-4)
orl $0, %edx
fstp %st(0) // x
jns 4f // y >= 0, jump
@@ -149,6 +150,7 @@ ENTRY(__ieee754_powf)
31: fstp %st(1)
ret
+ cfi_adjust_cfa_offset (4)
.align ALIGNARG(4)
2: /* y is a real number. */
fxch // x : y
@@ -175,6 +177,7 @@ ENTRY(__ieee754_powf)
faddl MO(one) // 2^fract(y*log2(x)) : int(y*log2(x))
fscale // 2^fract(y*log2(x))*2^int(y*log2(x)) : int(y*log2(x))
addl $4, %esp
+ cfi_adjust_cfa_offset (-4)
fstp %st(1) // 2^fract(y*log2(x))*2^int(y*log2(x))
ret
@@ -213,6 +216,7 @@ ENTRY(__ieee754_powf)
13: flds 4(%esp) // load x == NaN
ret
+ cfi_adjust_cfa_offset (4)
.align ALIGNARG(4)
// x is ±inf
15: fstp %st(0) // y
@@ -231,6 +235,7 @@ ENTRY(__ieee754_powf)
// OK, the value is an integer, but is the number of bits small
// enough so that all are coming from the mantissa?
popl %edx
+ cfi_adjust_cfa_offset (-4)
testb $1, %dl
jz 18f // jump if not odd
movl %edx, %eax
@@ -244,22 +249,27 @@ ENTRY(__ieee754_powf)
fldl MOX(minf_mzero, %edx, 8)
ret
+ cfi_adjust_cfa_offset (4)
.align ALIGNARG(4)
16: fcompl MO(zero)
addl $4, %esp
+ cfi_adjust_cfa_offset (-4)
fnstsw
shrl $5, %eax
andl $8, %eax
fldl MOX(inf_zero, %eax, 1)
ret
+ cfi_adjust_cfa_offset (4)
.align ALIGNARG(4)
17: shll $30, %edx // sign bit for y in right position
addl $4, %esp
+ cfi_adjust_cfa_offset (-4)
18: shrl $31, %edx
fldl MOX(inf_zero, %edx, 8)
ret
+ cfi_adjust_cfa_offset (4)
.align ALIGNARG(4)
// x is ±0
20: fstp %st(0) // y
@@ -281,6 +291,7 @@ ENTRY(__ieee754_powf)
// OK, the value is an integer, but is the number of bits small
// enough so that all are coming from the mantissa?
popl %edx
+ cfi_adjust_cfa_offset (-4)
testb $1, %dl
jz 27f // jump if not odd
cmpl $0xff000000, %edx
@@ -292,13 +303,16 @@ ENTRY(__ieee754_powf)
fchs
ret
+ cfi_adjust_cfa_offset (4)
25: fstp %st(0)
26: addl $4, %esp
+ cfi_adjust_cfa_offset (-4)
27: // Raise divide-by-zero exception and get infinity value.
fldl MO(one)
fdivl MO(zero)
ret
+ cfi_adjust_cfa_offset (4)
.align ALIGNARG(4)
// x is ±0 and y is > 0. We must find out whether y is an odd integer.
21: testb $2, %dh
@@ -315,6 +329,7 @@ ENTRY(__ieee754_powf)
// OK, the value is an integer, but is the number of bits small
// enough so that all are coming from the mantissa?
popl %edx
+ cfi_adjust_cfa_offset (-4)
testb $1, %dl
jz 24f // jump if not odd
cmpl $0xff000000, %edx
@@ -323,8 +338,10 @@ ENTRY(__ieee754_powf)
fldl MO(mzero)
ret
+ cfi_adjust_cfa_offset (4)
22: fstp %st(0)
23: addl $4, %esp // Don't use pop.
+ cfi_adjust_cfa_offset (-4)
24: fldl MO(zero)
ret