Piotr Caban : msvcp90: Added std::arg(complex) implementation.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 3e974548378d52f83ce70cb6839ac244d2cfe5c1
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=3e974548378d52f83ce70cb6839ac244d2cfe5c1

Author: Piotr Caban <piotr at codeweavers.com>
Date:   Wed Jan 16 14:27:53 2013 +0100

msvcp90: Added std::arg(complex) implementation.

---

 dlls/msvcp90/math.c       |   16 ++++++++++++++++
 dlls/msvcp90/msvcp90.spec |   12 ++++++------
 2 files changed, 22 insertions(+), 6 deletions(-)

diff --git a/dlls/msvcp90/math.c b/dlls/msvcp90/math.c
index e45c9e5..4587070 100644
--- a/dlls/msvcp90/math.c
+++ b/dlls/msvcp90/math.c
@@ -1223,6 +1223,13 @@ complex_float* __thiscall complex_float_div_assign(complex_float *this, const co
     return complex_float_div(this, &tmp, r);
 }
 
+/* ??$arg at M@std@@YAMABV?$complex at M@0@@Z */
+/* ??$arg at M@std@@YAMAEBV?$complex at M@0@@Z */
+float __cdecl complex_float_arg(const complex_float *c)
+{
+    return atan2(c->imag, c->real);
+}
+
 /* ??0?$_Complex_base at NU_C_double_complex@@@std@@QAE at ABN0@Z */
 /* ??0?$_Complex_base at NU_C_double_complex@@@std@@QEAA at AEBN0@Z */
 /* ??0?$_Complex_base at OU_C_ldouble_complex@@@std@@QAE at ABO0@Z */
@@ -1622,3 +1629,12 @@ complex_double* __thiscall complex_double_div_assign(complex_double *this, const
     complex_double tmp = *this;
     return complex_double_div(this, &tmp, r);
 }
+
+/* ??$arg at N@std@@YANABV?$complex at N@0@@Z */
+/* ??$arg at N@std@@YANAEBV?$complex at N@0@@Z */
+/* ??$arg at O@std@@YAOABV?$complex at O@0@@Z */
+/* ??$arg at O@std@@YAOAEBV?$complex at O@0@@Z */
+double __cdecl complex_double_arg(const complex_double *c)
+{
+    return atan2(c->imag, c->real);
+}
diff --git a/dlls/msvcp90/msvcp90.spec b/dlls/msvcp90/msvcp90.spec
index 90b321a..fc2e7a8 100644
--- a/dlls/msvcp90/msvcp90.spec
+++ b/dlls/msvcp90/msvcp90.spec
@@ -356,12 +356,12 @@
 @ stub -arch=win64 ??$abs at N@std@@YANAEBV?$complex at N@0@@Z
 @ stub -arch=win32 ??$abs at O@std@@YAOABV?$complex at O@0@@Z
 @ stub -arch=win64 ??$abs at O@std@@YAOAEBV?$complex at O@0@@Z
-@ stub -arch=win32 ??$arg at M@std@@YAMABV?$complex at M@0@@Z
-@ stub -arch=win64 ??$arg at M@std@@YAMAEBV?$complex at M@0@@Z
-@ stub -arch=win32 ??$arg at N@std@@YANABV?$complex at N@0@@Z
-@ stub -arch=win64 ??$arg at N@std@@YANAEBV?$complex at N@0@@Z
-@ stub -arch=win32 ??$arg at O@std@@YAOABV?$complex at O@0@@Z
-@ stub -arch=win64 ??$arg at O@std@@YAOAEBV?$complex at O@0@@Z
+@ cdecl -arch=win32 ??$arg at M@std@@YAMABV?$complex at M@0@@Z(ptr) complex_float_arg
+@ cdecl -arch=win64 ??$arg at M@std@@YAMAEBV?$complex at M@0@@Z(ptr) complex_float_arg
+@ cdecl -arch=win32 ??$arg at N@std@@YANABV?$complex at N@0@@Z(ptr) complex_double_arg
+@ cdecl -arch=win64 ??$arg at N@std@@YANAEBV?$complex at N@0@@Z(ptr) complex_double_arg
+@ cdecl -arch=win32 ??$arg at O@std@@YAOABV?$complex at O@0@@Z(ptr) complex_double_arg
+@ cdecl -arch=win64 ??$arg at O@std@@YAOAEBV?$complex at O@0@@Z(ptr) complex_double_arg
 @ stub -arch=win32 ??$conj at M@std@@YA?AV?$complex at M@0 at ABV10@@Z
 @ stub -arch=win64 ??$conj at M@std@@YA?AV?$complex at M@0 at AEBV10@@Z
 @ stub -arch=win32 ??$conj at N@std@@YA?AV?$complex at N@0 at ABV10@@Z