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Commit 44bf8dc4 authored by Andrey Zhezherun's avatar Andrey Zhezherun Committed by Alexandre Julliard
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msvcp: Fixed complex division.

parent 3bb2c117
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Showing with 66 additions and 54 deletions
dlls/msvcp71/math.c
View file @ 44bf8dc4
......@@ -1087,6 +1087,7 @@ complex_float* __cdecl complex_float_add_cf(complex_float *ret, const complex_fl
/* ??$?KM@std@@YA?AV?$complex@M@0@AEBV10@0@Z */
complex_float* __cdecl complex_float_div(complex_float *ret, const complex_float *l, const complex_float *r)
{
float tmp, den;
if((!r->real && !r->imag) || _isnan(l->real) || _isnan(l->imag)
|| _isnan(r->real) || _isnan(r->imag)) {
ret->real = std_numeric_limits_float_quiet_NaN();
......@@ -1094,15 +1095,16 @@ complex_float* __cdecl complex_float_div(complex_float *ret, const complex_float
return ret;
}
ret->real = 0;
ret->imag = 0;
if(r->real) {
ret->real = l->real / r->real;
ret->imag = l->imag / r->real;
}
if(r->imag) {
ret->real += l->imag / r->imag;
ret->imag -= l->real / r->imag;
if (fabsf(r->real) >= fabsf(r->imag)) {
tmp = r->imag / r->real;
den = r->real + r->imag*tmp;
ret->real = (l->real + l->imag*tmp) / den;
ret->imag = (l->imag - l->real*tmp) / den;
} else {
tmp = r->real / r->imag;
den = r->real*tmp + r->imag;
ret->real = (l->real*tmp + l->imag) / den;
ret->imag = (l->imag*tmp - l->real) / den;
}
return ret;
}
......@@ -1705,6 +1707,7 @@ complex_double* __cdecl complex_double_add_cd(complex_double *ret, const complex
/* ??$?KO@std@@YA?AV?$complex@O@0@AEBV10@0@Z */
complex_double* __cdecl complex_double_div(complex_double *ret, const complex_double *l, const complex_double *r)
{
double tmp, den;
if((!r->real && !r->imag) || _isnan(l->real) || _isnan(l->imag)
|| _isnan(r->real) || _isnan(r->imag)) {
ret->real = std_numeric_limits_double_quiet_NaN();
......@@ -1712,15 +1715,16 @@ complex_double* __cdecl complex_double_div(complex_double *ret, const complex_do
return ret;
}
ret->real = 0;
ret->imag = 0;
if(r->real) {
ret->real = l->real / r->real;
ret->imag = l->imag / r->real;
}
if(r->imag) {
ret->real += l->imag / r->imag;
ret->imag -= l->real / r->imag;
if (fabs(r->real) >= fabs(r->imag)) {
tmp = r->imag / r->real;
den = r->real + r->imag*tmp;
ret->real = (l->real + l->imag*tmp) / den;
ret->imag = (l->imag - l->real*tmp) / den;
} else {
tmp = r->real / r->imag;
den = r->real*tmp + r->imag;
ret->real = (l->real*tmp + l->imag) / den;
ret->imag = (l->imag*tmp - l->real) / den;
}
return ret;
}
......
dlls/msvcp80/math.c
View file @ 44bf8dc4
......@@ -1087,6 +1087,7 @@ complex_float* __cdecl complex_float_add_cf(complex_float *ret, const complex_fl
/* ??$?KM@std@@YA?AV?$complex@M@0@AEBV10@0@Z */
complex_float* __cdecl complex_float_div(complex_float *ret, const complex_float *l, const complex_float *r)
{
float tmp, den;
if((!r->real && !r->imag) || _isnan(l->real) || _isnan(l->imag)
|| _isnan(r->real) || _isnan(r->imag)) {
ret->real = std_numeric_limits_float_quiet_NaN();
......@@ -1094,15 +1095,16 @@ complex_float* __cdecl complex_float_div(complex_float *ret, const complex_float
return ret;
}
ret->real = 0;
ret->imag = 0;
if(r->real) {
ret->real = l->real / r->real;
ret->imag = l->imag / r->real;
}
if(r->imag) {
ret->real += l->imag / r->imag;
ret->imag -= l->real / r->imag;
if (fabsf(r->real) >= fabsf(r->imag)) {
tmp = r->imag / r->real;
den = r->real + r->imag*tmp;
ret->real = (l->real + l->imag*tmp) / den;
ret->imag = (l->imag - l->real*tmp) / den;
} else {
tmp = r->real / r->imag;
den = r->real*tmp + r->imag;
ret->real = (l->real*tmp + l->imag) / den;
ret->imag = (l->imag*tmp - l->real) / den;
}
return ret;
}
......@@ -1705,6 +1707,7 @@ complex_double* __cdecl complex_double_add_cd(complex_double *ret, const complex
/* ??$?KO@std@@YA?AV?$complex@O@0@AEBV10@0@Z */
complex_double* __cdecl complex_double_div(complex_double *ret, const complex_double *l, const complex_double *r)
{
double tmp, den;
if((!r->real && !r->imag) || _isnan(l->real) || _isnan(l->imag)
|| _isnan(r->real) || _isnan(r->imag)) {
ret->real = std_numeric_limits_double_quiet_NaN();
......@@ -1712,15 +1715,16 @@ complex_double* __cdecl complex_double_div(complex_double *ret, const complex_do
return ret;
}
ret->real = 0;
ret->imag = 0;
if(r->real) {
ret->real = l->real / r->real;
ret->imag = l->imag / r->real;
}
if(r->imag) {
ret->real += l->imag / r->imag;
ret->imag -= l->real / r->imag;
if (fabs(r->real) >= fabs(r->imag)) {
tmp = r->imag / r->real;
den = r->real + r->imag*tmp;
ret->real = (l->real + l->imag*tmp) / den;
ret->imag = (l->imag - l->real*tmp) / den;
} else {
tmp = r->real / r->imag;
den = r->real*tmp + r->imag;
ret->real = (l->real*tmp + l->imag) / den;
ret->imag = (l->imag*tmp - l->real) / den;
}
return ret;
}
......
dlls/msvcp90/math.c
View file @ 44bf8dc4
......@@ -1087,6 +1087,7 @@ complex_float* __cdecl complex_float_add_cf(complex_float *ret, const complex_fl
/* ??$?KM@std@@YA?AV?$complex@M@0@AEBV10@0@Z */
complex_float* __cdecl complex_float_div(complex_float *ret, const complex_float *l, const complex_float *r)
{
float tmp, den;
if((!r->real && !r->imag) || _isnan(l->real) || _isnan(l->imag)
|| _isnan(r->real) || _isnan(r->imag)) {
ret->real = std_numeric_limits_float_quiet_NaN();
......@@ -1094,15 +1095,16 @@ complex_float* __cdecl complex_float_div(complex_float *ret, const complex_float
return ret;
}
ret->real = 0;
ret->imag = 0;
if(r->real) {
ret->real = l->real / r->real;
ret->imag = l->imag / r->real;
}
if(r->imag) {
ret->real += l->imag / r->imag;
ret->imag -= l->real / r->imag;
if (fabsf(r->real) >= fabsf(r->imag)) {
tmp = r->imag / r->real;
den = r->real + r->imag*tmp;
ret->real = (l->real + l->imag*tmp) / den;
ret->imag = (l->imag - l->real*tmp) / den;
} else {
tmp = r->real / r->imag;
den = r->real*tmp + r->imag;
ret->real = (l->real*tmp + l->imag) / den;
ret->imag = (l->imag*tmp - l->real) / den;
}
return ret;
}
......@@ -1705,6 +1707,7 @@ complex_double* __cdecl complex_double_add_cd(complex_double *ret, const complex
/* ??$?KO@std@@YA?AV?$complex@O@0@AEBV10@0@Z */
complex_double* __cdecl complex_double_div(complex_double *ret, const complex_double *l, const complex_double *r)
{
double tmp, den;
if((!r->real && !r->imag) || _isnan(l->real) || _isnan(l->imag)
|| _isnan(r->real) || _isnan(r->imag)) {
ret->real = std_numeric_limits_double_quiet_NaN();
......@@ -1712,15 +1715,16 @@ complex_double* __cdecl complex_double_div(complex_double *ret, const complex_do
return ret;
}
ret->real = 0;
ret->imag = 0;
if(r->real) {
ret->real = l->real / r->real;
ret->imag = l->imag / r->real;
}
if(r->imag) {
ret->real += l->imag / r->imag;
ret->imag -= l->real / r->imag;
if (fabs(r->real) >= fabs(r->imag)) {
tmp = r->imag / r->real;
den = r->real + r->imag*tmp;
ret->real = (l->real + l->imag*tmp) / den;
ret->imag = (l->imag - l->real*tmp) / den;
} else {
tmp = r->real / r->imag;
den = r->real*tmp + r->imag;
ret->real = (l->real*tmp + l->imag) / den;
ret->imag = (l->imag*tmp - l->real) / den;
}
return ret;
}
......
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