From 08f772e6ab7e10ae58900b8d0620354d3763be16 Mon Sep 17 00:00:00 2001
From: Lephenixnoir <sebastien.michelland@protonmail.com>
Date: Fri, 21 May 2021 14:21:51 +0200
Subject: [PATCH] fenv: provide environment primitives

---
 sh3eb/fenv-softfloat.h | 5 ++---
 sh3eb/fenv.c           | 6 ++++++
 2 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/sh3eb/fenv-softfloat.h b/sh3eb/fenv-softfloat.h
index 0511335..3cf8ade 100644
--- a/sh3eb/fenv-softfloat.h
+++ b/sh3eb/fenv-softfloat.h
@@ -55,7 +55,6 @@
 extern int __softfloat_float_exception_flags;
 extern int __softfloat_float_exception_mask;
 extern int __softfloat_float_rounding_mode;
-void __softfloat_float_raise(int);
 
 __fenv_static inline int
 feclearexcept(int __excepts)
@@ -86,7 +85,7 @@ __fenv_static inline int
 feraiseexcept(int __excepts)
 {
 
-	__softfloat_float_raise(__excepts);
+	__softfloat_float_exception_flags |= __excepts;
 	return (0);
 }
 
@@ -181,4 +180,4 @@ fegetexcept(void)
 	return (__softfloat_float_exception_mask);
 }
 
-#endif /* __BSD_VISIBLE */
\ No newline at end of file
+#endif /* __BSD_VISIBLE */
diff --git a/sh3eb/fenv.c b/sh3eb/fenv.c
index 7cc6ad4..efe90cb 100644
--- a/sh3eb/fenv.c
+++ b/sh3eb/fenv.c
@@ -29,6 +29,8 @@
 #define	__fenv_static
 #include "openlibm_fenv.h"
 
+#include <float.h>
+
 #ifdef __GNUC_GNU_INLINE__
 #error "This file must be compiled with C99 'inline' semantics"
 #endif
@@ -39,6 +41,10 @@
  */
 const fenv_t __fe_dfl_env = 0;
 
+int __softfloat_float_exception_flags = 0;
+int __softfloat_float_exception_mask = 0;
+int __softfloat_float_rounding_mode = FLT_ROUNDS;
+
 #define __set_env(env, flags, mask, rnd) env = ((flags)                 \
                                                 | (mask)<<_FPUSW_SHIFT  \
                                                 | (rnd) << 24)