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Fix x86 SSE cosf, sinf issues
* sysdeps/i386/i686/fpu/multiarch/s_sinf-sse2.S: Fix unwind info if defined PIC. Fix special cases description. * sysdeps/i386/i686/fpu/multiarch/s_cosf-sse2.S: Likewise. * sysdeps/x86_64/fpu/s_sinf.S: Fix special cases description, fix DP_HI_MASK entry. * sysdeps/x86_64/fpu/s_cosf.S: Likewise.
This commit is contained in:
Liubov Dmitrieva
Andreas Jaeger
parent
3d9b46b350
commit
80ccd52c95
10
ChangeLog
10
ChangeLog
@ -1,3 +1,13 @@
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2012-09-10 Liubov Dmitrieva <liubov.dmitrieva@gmail.com>
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* sysdeps/i386/i686/fpu/multiarch/s_sinf-sse2.S: Fix
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unwind info if defined PIC. Fix special cases description.
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* sysdeps/i386/i686/fpu/multiarch/s_cosf-sse2.S: Likewise.
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* sysdeps/x86_64/fpu/s_sinf.S: Fix special cases description, fix
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DP_HI_MASK entry.
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* sysdeps/x86_64/fpu/s_cosf.S: Likewise.
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2012-09-07 H.J. Lu <hongjiu.lu@intel.com>
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* scripts/check-local-headers.sh: Add "shopt -s nullglob".
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@ -50,25 +50,29 @@
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* 9) if x is NaN, return x-x.
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*
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* Special cases:
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* cos(+-0)==+-0 not raising inexact/underflow,
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* cos(subnormal) raises inexact/underflow
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* cos(min_normalized) raises inexact/underflow
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* cos(normalized) raises inexact
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* cos(Inf) = NaN, raises invalid, sets errno to EDOM
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* cos(NaN) = NaN
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* cos(+-0) = 1 not raising inexact,
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* cos(subnormal) raises inexact,
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* cos(min_normalized) raises inexact,
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* cos(normalized) raises inexact,
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* cos(Inf) = NaN, raises invalid, sets errno to EDOM,
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* cos(NaN) = NaN.
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*/
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#ifdef PIC
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# define MO1(symbol) L(symbol)##@GOTOFF(%ebx)
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# define MO2(symbol,reg2,_scale) L(symbol)##@GOTOFF(%ebx,reg2,_scale)
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# define SAVE_BX pushl %ebx
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# define RESTORE_BX popl %ebx
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# define CFI_PUSH(REG) cfi_adjust_cfa_offset(4); cfi_rel_offset(REG,0)
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# define CFI_POP(REG) cfi_adjust_cfa_offset(-4); cfi_restore(REG)
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# define PUSH(REG) pushl REG; CFI_PUSH(REG)
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# define POP(REG) popl REG; CFI_POP(REG)
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# define ENTRANCE PUSH(%ebx); LOAD_PIC_REG(bx)
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# define RETURN POP(%ebx); ret; CFI_PUSH(%ebx)
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# define ARG_X 8(%esp)
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#else
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# define MO1(symbol) L(symbol)
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# define MO2(symbol,reg2,_scale) L(symbol)(,reg2,_scale)
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# define SAVE_BX
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# define RESTORE_BX
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# define ENTRANCE
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# define RETURN ret
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# define ARG_X 4(%esp)
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#endif
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@ -76,11 +80,7 @@
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ENTRY(__cosf_sse2)
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/* Input: single precision x on stack at address ARG_X */
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#ifdef PIC
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SAVE_BX
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LOAD_PIC_REG(bx)
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#endif
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ENTRANCE
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movl ARG_X, %eax /* Bits of x */
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cvtss2sd ARG_X, %xmm0 /* DP x */
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andl $0x7fffffff, %eax /* |x| */
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@ -143,8 +143,7 @@ L(reconstruction):
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fldl 0(%esp) /* ...to FPU. */
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/* Return back 4 bytes of stack frame */
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lea 8(%esp), %esp
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RESTORE_BX
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ret
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RETURN
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.p2align 4
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L(sin_poly):
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@ -183,9 +182,7 @@ L(sin_poly):
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fldl 0(%esp) /* ...to FPU. */
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/* Return back 4 bytes of stack frame */
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lea 8(%esp), %esp
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RESTORE_BX
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ret
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RETURN
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.p2align 4
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L(large_args):
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@ -275,7 +272,6 @@ L(very_large_skip2):
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jmp L(reconstruction) /* end of very_large_args peth */
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.p2align 4
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L(arg_less_pio4):
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/* Here if |x|<Pi/4 */
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@ -307,8 +303,7 @@ L(epilogue):
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flds 0(%esp) /* ...to FPU. */
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/* Return back 4 bytes of stack frame */
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lea 4(%esp), %esp
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RESTORE_BX
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ret
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RETURN
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.p2align 4
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L(arg_less_2pn5):
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@ -353,7 +348,6 @@ L(skip_errno_setting):
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jmp L(epilogue)
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END(__cosf_sse2)
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.section .rodata, "a"
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.p2align 3
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L(PIO4J): /* Table of j*Pi/4, for j=0,1,..,10 */
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@ -540,8 +534,8 @@ L(DP_ABS_MASK): /* Mask for getting DP absolute value */
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.p2align 3
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L(DP_HI_MASK): /* Mask for getting high 21 bits of DP value */
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.long 0x00000000,0xffffffff
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.type L(DP_ABS_MASK), @object
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ASM_SIZE_DIRECTIVE(L(DP_ABS_MASK))
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.type L(DP_HI_MASK), @object
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ASM_SIZE_DIRECTIVE(L(DP_HI_MASK))
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.p2align 4
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L(SP_ABS_MASK): /* Mask for getting SP absolute value */
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@ -50,25 +50,29 @@
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* 9) if x is NaN, return x-x.
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*
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* Special cases:
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* sin(+-0)==+-0 not raising inexact/underflow,
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* sin(subnormal) raises inexact/underflow
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* sin(min_normalized) raises inexact/underflow
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* sin(normalized) raises inexact
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* sin(Inf) = NaN, raises invalid, sets errno to EDOM
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* sin(NaN) = NaN
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* sin(+-0) = +-0 not raising inexact/underflow,
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* sin(subnormal) raises inexact/underflow,
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* sin(min_normalized) raises inexact/underflow,
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* sin(normalized) raises inexact,
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* sin(Inf) = NaN, raises invalid, sets errno to EDOM,
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* sin(NaN) = NaN.
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*/
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#ifdef PIC
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# define MO1(symbol) L(symbol)##@GOTOFF(%ebx)
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# define MO2(symbol,reg2,_scale) L(symbol)##@GOTOFF(%ebx,reg2,_scale)
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# define SAVE_BX pushl %ebx
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# define RESTORE_BX popl %ebx
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# define CFI_PUSH(REG) cfi_adjust_cfa_offset(4); cfi_rel_offset(REG,0)
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# define CFI_POP(REG) cfi_adjust_cfa_offset(-4); cfi_restore(REG)
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# define PUSH(REG) pushl REG; CFI_PUSH(REG)
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# define POP(REG) popl REG; CFI_POP(REG)
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# define ENTRANCE PUSH(%ebx); LOAD_PIC_REG(bx)
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# define RETURN POP(%ebx); ret; CFI_PUSH(%ebx)
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# define ARG_X 8(%esp)
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#else
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# define MO1(symbol) L(symbol)
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# define MO2(symbol,reg2,_scale) L(symbol)(,reg2,_scale)
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# define SAVE_BX
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# define RESTORE_BX
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# define ENTRANCE
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# define RETURN ret
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# define ARG_X 4(%esp)
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#endif
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@ -76,11 +80,7 @@
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ENTRY(__sinf_sse2)
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/* Input: single precision x on stack at address ARG_X */
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#ifdef PIC
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SAVE_BX
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LOAD_PIC_REG(bx)
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#endif
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ENTRANCE
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movl ARG_X, %eax /* Bits of x */
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cvtss2sd ARG_X, %xmm0 /* DP x */
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andl $0x7fffffff, %eax /* |x| */
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@ -145,8 +145,7 @@ L(reconstruction):
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fldl 0(%esp) /* ...to FPU. */
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/* Return back 4 bytes of stack frame */
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lea 8(%esp), %esp
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RESTORE_BX
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ret
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RETURN
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.p2align 4
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L(sin_poly):
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@ -186,9 +185,7 @@ L(sin_poly):
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fldl 0(%esp) /* ...to FPU. */
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/* Return back 4 bytes of stack frame */
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lea 8(%esp), %esp
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RESTORE_BX
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ret
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RETURN
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.p2align 4
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L(large_args):
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@ -281,10 +278,6 @@ L(very_large_skip2):
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jmp L(reconstruction) /* end of very_large_args peth */
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.p2align 4
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L(arg_less_pio4):
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/* Here if |x|<Pi/4 */
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@ -320,8 +313,7 @@ L(epilogue):
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flds 0(%esp) /* ...to FPU. */
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/* Return back 4 bytes of stack frame */
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lea 4(%esp), %esp
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RESTORE_BX
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ret
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RETURN
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.p2align 4
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L(arg_less_2pn5):
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@ -376,7 +368,6 @@ L(skip_errno_setting):
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jmp L(epilogue)
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END(__sinf_sse2)
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.section .rodata, "a"
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.p2align 3
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L(PIO4J): /* Table of j*Pi/4, for j=0,1,..,10 */
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@ -569,7 +560,7 @@ L(DP_ABS_MASK): /* Mask for getting DP absolute value */
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.p2align 3
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L(DP_HI_MASK): /* Mask for getting high 21 bits of DP value */
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.long 0x00000000,0xffffffff
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.type L(DP_ABS_MASK), @object
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ASM_SIZE_DIRECTIVE(L(DP_ABS_MASK))
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.type L(DP_HI_MASK), @object
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ASM_SIZE_DIRECTIVE(L(DP_HI_MASK))
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weak_alias (__sinf, sinf)
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@ -50,12 +50,12 @@
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* 9) if x is NaN, return x-x.
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*
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* Special cases:
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* cos(+-0)==+-0 not raising inexact/underflow,
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* cos(subnormal) raises inexact/underflow
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* cos(min_normalized) raises inexact/underflow
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* cos(normalized) raises inexact
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* cos(Inf) = NaN, raises invalid, sets errno to EDOM
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* cos(NaN) = NaN
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* cos(+-0) = 1 not raising inexact,
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* cos(subnormal) raises inexact,
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* cos(min_normalized) raises inexact,
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* cos(normalized) raises inexact,
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* cos(Inf) = NaN, raises invalid, sets errno to EDOM,
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* cos(NaN) = NaN.
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*/
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.text
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@ -163,10 +163,6 @@ L(sin_poly):
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cvtsd2ss %xmm3, %xmm0 /* SP result */
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ret
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.p2align 4
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L(large_args):
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/* Here if |x|>=9*Pi/4 */
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@ -257,7 +253,6 @@ L(very_large_skip2):
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jmp L(reconstruction) /* end of very_large_args peth */
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.p2align 4
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L(arg_less_pio4):
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/* Here if |x|<Pi/4 */
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@ -317,7 +312,6 @@ L(arg_inf_or_nan):
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/* Here if x is Inf. Set errno to EDOM. */
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call JUMPTARGET(__errno_location)
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lea (%rax), %rax
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movl $EDOM, (%rax)
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.p2align 4
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@ -328,8 +322,6 @@ L(skip_errno_setting):
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ret
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END(__cosf)
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.section .rodata, "a"
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.p2align 3
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L(PIO4J): /* Table of j*Pi/4, for j=0,1,..,10 */
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@ -516,8 +508,8 @@ L(DP_ABS_MASK): /* Mask for getting DP absolute value */
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.p2align 3
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L(DP_HI_MASK): /* Mask for getting high 21 bits of DP value */
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.long 0x00000000,0xffffffff
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.type L(DP_ABS_MASK), @object
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ASM_SIZE_DIRECTIVE(L(DP_ABS_MASK))
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.type L(DP_HI_MASK), @object
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ASM_SIZE_DIRECTIVE(L(DP_HI_MASK))
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.p2align 4
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L(SP_ABS_MASK): /* Mask for getting SP absolute value */
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@ -50,12 +50,12 @@
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* 9) if x is NaN, return x-x.
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*
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* Special cases:
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* sin(+-0)==+-0 not raising inexact/underflow,
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* sin(subnormal) raises inexact/underflow
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* sin(min_normalized) raises inexact/underflow
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* sin(normalized) raises inexact
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* sin(Inf) = NaN, raises invalid, sets errno to EDOM
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* sin(NaN) = NaN
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* sin(+-0) = +-0 not raising inexact/underflow,
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* sin(subnormal) raises inexact/underflow,
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* sin(min_normalized) raises inexact/underflow,
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* sin(normalized) raises inexact,
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* sin(Inf) = NaN, raises invalid, sets errno to EDOM,
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* sin(NaN) = NaN.
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*/
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.text
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@ -168,7 +168,6 @@ L(sin_poly):
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cvtsd2ss %xmm3, %xmm0 /* SP result */
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ret
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.p2align 4
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L(large_args):
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/* Here if |x|>=9*Pi/4 */
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@ -262,7 +261,6 @@ L(very_large_skip2):
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jmp L(reconstruction) /* end of very_large_args peth */
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.p2align 4
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L(arg_less_pio4):
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/* Here if |x|<Pi/4 */
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@ -340,7 +338,6 @@ L(arg_inf_or_nan):
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/* Here if x is Inf. Set errno to EDOM. */
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call JUMPTARGET(__errno_location)
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lea (%rax), %rax
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movl $EDOM, (%rax)
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.p2align 4
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@ -351,8 +348,6 @@ L(skip_errno_setting):
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ret
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END(__sinf)
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.section .rodata, "a"
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.p2align 3
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L(PIO4J): /* Table of j*Pi/4, for j=0,1,..,10 */
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@ -545,8 +540,8 @@ L(DP_ABS_MASK): /* Mask for getting DP absolute value */
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.p2align 3
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L(DP_HI_MASK): /* Mask for getting high 21 bits of DP value */
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.long 0x00000000,0xffffffff
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.type L(DP_ABS_MASK),@object
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ASM_SIZE_DIRECTIVE(L(DP_ABS_MASK))
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.type L(DP_HI_MASK),@object
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ASM_SIZE_DIRECTIVE(L(DP_HI_MASK))
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.p2align 4
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L(SP_ABS_MASK): /* Mask for getting SP absolute value */
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