[PATCH 4/4] msvcr120: Add feclearexcept.

Daniel Lehman dlehman25 at gmail.com
Mon Mar 1 22:07:00 CST 2021


Signed-off-by: Daniel Lehman <dlehman25 at gmail.com>
---
 .../api-ms-win-crt-runtime-l1-1-0.spec        |  2 +-
 dlls/msvcr120/msvcr120.spec                   |  2 +-
 dlls/msvcr120/tests/msvcr120.c                | 21 ++++++++++++++++---
 dlls/msvcr120_app/msvcr120_app.spec           |  2 +-
 dlls/msvcrt/math.c                            | 12 +++++++++++
 dlls/ucrtbase/ucrtbase.spec                   |  2 +-
 include/msvcrt/fenv.h                         |  1 +
 7 files changed, 35 insertions(+), 7 deletions(-)

diff --git a/dlls/api-ms-win-crt-runtime-l1-1-0/api-ms-win-crt-runtime-l1-1-0.spec b/dlls/api-ms-win-crt-runtime-l1-1-0/api-ms-win-crt-runtime-l1-1-0.spec
index 610af8e436b..3733a524382 100644
--- a/dlls/api-ms-win-crt-runtime-l1-1-0/api-ms-win-crt-runtime-l1-1-0.spec
+++ b/dlls/api-ms-win-crt-runtime-l1-1-0/api-ms-win-crt-runtime-l1-1-0.spec
@@ -87,7 +87,7 @@
 @ cdecl _wsystem(wstr) ucrtbase._wsystem
 @ cdecl abort() ucrtbase.abort
 @ cdecl exit(long) ucrtbase.exit
-@ stub feclearexcept
+@ cdecl feclearexcept(long) ucrtbase.feclearexcept
 @ cdecl fegetenv(ptr) ucrtbase.fegetenv
 @ cdecl fegetexceptflag(ptr long) ucrtbase.fegetexceptflag
 @ cdecl fegetround() ucrtbase.fegetround
diff --git a/dlls/msvcr120/msvcr120.spec b/dlls/msvcr120/msvcr120.spec
index 430124740bb..306bee5f50c 100644
--- a/dlls/msvcr120/msvcr120.spec
+++ b/dlls/msvcr120/msvcr120.spec
@@ -2143,7 +2143,7 @@
 @ cdecl fdim(double double)
 @ cdecl fdimf(float float)
 @ cdecl fdiml(double double) fdim
-@ stub feclearexcept
+@ cdecl feclearexcept(long)
 @ cdecl fegetenv(ptr)
 @ cdecl fegetexceptflag(ptr long)
 @ cdecl fegetround()
diff --git a/dlls/msvcr120/tests/msvcr120.c b/dlls/msvcr120/tests/msvcr120.c
index 5266e73a3a0..ceb06930b58 100644
--- a/dlls/msvcr120/tests/msvcr120.c
+++ b/dlls/msvcr120/tests/msvcr120.c
@@ -185,6 +185,7 @@ static int (CDECL *p_fesetround)(int);
 static int (CDECL *p_fegetexceptflag)(fexcept_t*,int);
 static int (CDECL *p_fesetexceptflag)(const fexcept_t*,int);
 static int (CDECL *p_fetestexcept)(int);
+static int (CDECL *p_feclearexcept)(int);
 static int (CDECL *p__clearfp)(void);
 static _locale_t (__cdecl *p_wcreate_locale)(int, const wchar_t *);
 static void (__cdecl *p_free_locale)(_locale_t);
@@ -263,6 +264,7 @@ static BOOL init(void)
     SET(p_fegetexceptflag, "fegetexceptflag");
     SET(p_fesetexceptflag, "fesetexceptflag");
     SET(p_fetestexcept, "fetestexcept");
+    SET(p_feclearexcept, "feclearexcept");
 
     SET(p__clearfp, "_clearfp");
     SET(p_vsscanf, "vsscanf");
@@ -861,10 +863,10 @@ static void test_feenv(void)
 
     ret = p_fesetexceptflag(NULL, 0);
     ok(!ret, "fesetexceptflag returned %x\n", ret);
+    ret = p_feclearexcept(~FE_ALL_EXCEPT);
+    ok(!ret, "feclearexceptflag returned %x\n", ret);
 
     for(i=0; i<ARRAY_SIZE(tests2); i++) {
-        p__clearfp();
-
         except = FE_ALL_EXCEPT;
         ret = p_fesetexceptflag(&except, tests2[i]);
         ok(!ret, "fesetexceptflag returned %x\n", ret);
@@ -872,7 +874,10 @@ static void test_feenv(void)
         except = p_fetestexcept(tests2[i]);
         ok(except == tests2[i], "expected %lx, got %lx\n", tests2[i], except);
 
-        p__clearfp();
+        ret = p_feclearexcept(tests2[i]);
+        ok(!ret, "feclearexceptflag returned %x\n", ret);
+        except = p_fetestexcept(tests2[i]);
+        ok(!except, "expected 0, got %lx\n", except);
 
         except = tests2[i];
         ret = p_fesetexceptflag(&except, FE_ALL_EXCEPT);
@@ -880,9 +885,19 @@ static void test_feenv(void)
 
         except = p_fetestexcept(tests2[i]);
         ok(except == tests2[i], "expected %lx, got %lx\n", tests2[i], except);
+
+        ret = p_feclearexcept(tests2[i]);
+        ok(!ret, "feclearexceptflag returned %x\n", ret);
+        except = p_fetestexcept(tests2[i]);
+        ok(!except, "expected 0, got %lx\n", except);
     }
 
     except = FE_ALL_EXCEPT;
+    ret = p_fesetexceptflag(&except, FE_ALL_EXCEPT);
+    ok(!ret, "fesetexceptflag returned %x\n", ret);
+    except = p_fetestexcept(FE_ALL_EXCEPT);
+    ok(except == FE_ALL_EXCEPT, "expected %x, got %lx\n", FE_ALL_EXCEPT, except);
+
     ret = p_fesetexceptflag(&except, 0);
     ok(!ret, "fesetexceptflag returned %x\n", ret);
     except = p_fetestexcept(FE_ALL_EXCEPT);
diff --git a/dlls/msvcr120_app/msvcr120_app.spec b/dlls/msvcr120_app/msvcr120_app.spec
index 2905f4d7b08..b16d1a5b3f0 100644
--- a/dlls/msvcr120_app/msvcr120_app.spec
+++ b/dlls/msvcr120_app/msvcr120_app.spec
@@ -1809,7 +1809,7 @@
 @ cdecl fdim(double double) msvcr120.fdim
 @ cdecl fdimf(float float) msvcr120.fdimf
 @ cdecl fdiml(double double) msvcr120.fdiml
-@ stub feclearexcept
+@ cdecl feclearexcept(long) msvcr120.feclearexcept
 @ cdecl fegetenv(ptr) msvcr120.fegetenv
 @ cdecl fegetexceptflag(ptr long) msvcr120.fegetexceptflag
 @ cdecl fegetround() msvcr120.fegetround
diff --git a/dlls/msvcrt/math.c b/dlls/msvcrt/math.c
index 8157e02f94a..1d1f5a2d182 100644
--- a/dlls/msvcrt/math.c
+++ b/dlls/msvcrt/math.c
@@ -2257,6 +2257,18 @@ int CDECL fesetexceptflag(const fexcept_t *status, int excepts)
     env._Fe_stat |= (*status & excepts & FE_ALL_EXCEPT);
     return fesetenv(&env);
 }
+
+/*********************************************************************
+ *      feclearexcept (MSVCR120.@)
+ */
+int CDECL feclearexcept(int flags)
+{
+    fenv_t env;
+
+    fegetenv(&env);
+    env._Fe_stat &= (~flags & FE_ALL_EXCEPT);
+    return fesetenv(&env);
+}
 #endif
 
 #if _MSVCR_VER>=140
diff --git a/dlls/ucrtbase/ucrtbase.spec b/dlls/ucrtbase/ucrtbase.spec
index e5fbc6b14b9..8f331825fc4 100644
--- a/dlls/ucrtbase/ucrtbase.spec
+++ b/dlls/ucrtbase/ucrtbase.spec
@@ -2286,7 +2286,7 @@
 @ cdecl fdim(double double)
 @ cdecl fdimf(float float)
 @ cdecl fdiml(double double) fdim
-@ stub feclearexcept
+@ cdecl feclearexcept(long)
 @ cdecl fegetenv(ptr)
 @ cdecl fegetexceptflag(ptr long)
 @ cdecl fegetround()
diff --git a/include/msvcrt/fenv.h b/include/msvcrt/fenv.h
index 45cd0b9e534..88f9ebd1b4f 100644
--- a/include/msvcrt/fenv.h
+++ b/include/msvcrt/fenv.h
@@ -39,6 +39,7 @@ _ACRTIMP int __cdecl fesetexceptflag(const fexcept_t*, int);
 _ACRTIMP int __cdecl fegetround(void);
 _ACRTIMP int __cdecl fesetround(int);
 _ACRTIMP int __cdecl fetestexcept(int);
+_ACRTIMP int __cdecl feclearexcept(int);
 
 #ifdef __cplusplus
 }
-- 
2.25.1




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