suzanne.soy/racket
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

fix SSE detection to detect SSE2

Browse Source 
SSE isn't enough, because the JIT needs SSE2
This commit is contained in:
Matthew Flatt 2015-04-10 14:03:44 -06:00
parent 29b1ac70df
commit be1a63cf50
2 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
racket/src/racket/include/scheme.h
View File

@ -63,8 +63,8 @@
# define MZ_USE_SINGLE_FLOATS
#endif
/* gcc defines __SSE_MATH__ when SSE floating point is enabled: */
#ifdef __SSE_MATH__
/* gcc defines __SSE2_MATH__ when SSE2 floating point is enabled: */
#ifdef __SSE2_MATH__
# define C_COMPILER_USES_SSE 1
#endif

4
racket/src/racket/sconfig.h
View File

@ -1311,9 +1311,9 @@
converts (a == a) to TRUE, even if `a' is floating-point. Used
only when USE_[SCO_]IEEE_FP_PREDS is not defined. */
/* C_COMPILER_USES_SSE indicates that the C compiler generates SSE
/* C_COMPILER_USES_SSE indicates that the C compiler generates SSE2
instructions for `double' arithmetic. This flag is turned on
automatically if __SSE_MATH__ is defined (usually by gcc). */
automatically if __SSE2_MATH__ is defined (usually by gcc). */
/* MZ_LONG_DOUBLE enables extflonum support. */