diff options
Diffstat (limited to 'src/pkg/math/tan_386.s')
| -rw-r--r-- | src/pkg/math/tan_386.s | 28 |
1 files changed, 0 insertions, 28 deletions
diff --git a/src/pkg/math/tan_386.s b/src/pkg/math/tan_386.s deleted file mode 100644 index f1bdae153..000000000 --- a/src/pkg/math/tan_386.s +++ /dev/null @@ -1,28 +0,0 @@ -// Copyright 2010 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -#include "textflag.h" - -// func Tan(x float64) float64 -TEXT ·Tan(SB),NOSPLIT,$0 - FMOVD x+0(FP), F0 // F0=x - FPTAN // F0=1, F1=tan(x) if -2**63 < x < 2**63 - FSTSW AX // AX=status word - ANDW $0x0400, AX - JNE 4(PC) // jump if x outside range - FMOVDP F0, F0 // F0=tan(x) - FMOVDP F0, ret+8(FP) - RET - FLDPI // F0=Pi, F1=x - FADDD F0, F0 // F0=2*Pi, F1=x - FXCHD F0, F1 // F0=x, F1=2*Pi - FPREM1 // F0=reduced_x, F1=2*Pi - FSTSW AX // AX=status word - ANDW $0x0400, AX - JNE -3(PC) // jump if reduction incomplete - FMOVDP F0, F1 // F0=reduced_x - FPTAN // F0=1, F1=tan(reduced_x) - FMOVDP F0, F0 // F0=tan(reduced_x) - FMOVDP F0, ret+8(FP) - RET |