Softfloat: Define INLINE

This is embarassing. We were throwing away performance by failing to
use the softfloat library's inline helpers.

Turns out we needed to define `INLINE` to something in order for them to
work.

Feels bad.

FEXCore/Source/CMakeLists.txt

@@ -76,11 +76,6 @@ set (SRCS
   Common/SoftFloat-3e/extF80_eq.c
   Common/SoftFloat-3e/extF80_lt.c
   Common/SoftFloat-3e/s_lt128.c
-  Common/SoftFloat-3e/s_mul64ByShifted32To128.c
-  Common/SoftFloat-3e/s_mul64To128.c
-  Common/SoftFloat-3e/s_countLeadingZeros8.c
-  Common/SoftFloat-3e/s_countLeadingZeros32.c
-  Common/SoftFloat-3e/s_countLeadingZeros64.c
   Common/SoftFloat-3e/f32_to_extF80.c
   Common/SoftFloat-3e/s_normSubnormalF32Sig.c
   Common/SoftFloat-3e/s_f32UIToCommonNaN.c
@@ -176,7 +171,7 @@ else()
 endif()
 
 # Some defines for the softfloat library
-list(APPEND DEFINES "-DSOFTFLOAT_BUILTIN_CLZ")
+list(APPEND DEFINES "-DSOFTFLOAT_BUILTIN_CLZ -DINLINE=inline")
 
 set (LIBS fmt::fmt xxHash::xxhash FEXHeaderUtils CodeEmitter)
 

FEXCore/Source/Interface/Core/Interpreter/Fallbacks/F80Fallbacks.h

@@ -1,6 +1,5 @@
 #pragma once
 #include "Common/SoftFloat.h"
-#include "Common/SoftFloat-3e/softfloat.h"
 
 #include "Interface/Core/Interpreter/Fallbacks/FallbackOpHandler.h"
 #include "Interface/IR/IR.h"