| From d4a15ad82292ff6d772dcc631df98754d20be31b Mon Sep 17 00:00:00 2001 |
| From: Colin Walters <walters@verbum.org> |
| Date: Tue, 18 Mar 2014 11:46:05 -0400 |
| Subject: [PATCH 2/5] Move JS_BYTES_PER_WORD out of config.h |
| |
| Instead define it in terms of the already extant GNU C extension |
| __SIZEOF_POINTER__. This avoids multiarch conflicts when 32 and 64 |
| bit packages of js are co-installed. |
| --- |
| |
| Upstream-status: Pending |
| |
| js/src/configure.in | 9 --------- |
| js/src/js-config.h.in | 1 - |
| js/src/jstypes.h | 12 ++++++++++++ |
| 3 files changed, 12 insertions(+), 10 deletions(-) |
| |
| diff --git a/js/src/configure.in b/js/src/configure.in |
| index 15605b2..64c7606 100644 |
| --- a/js/src/configure.in |
| +++ b/js/src/configure.in |
| @@ -2345,15 +2345,6 @@ else |
| AC_MSG_RESULT(no) |
| fi |
| |
| -MOZ_SIZE_OF_TYPE(JS_BYTES_PER_WORD, void*, 4 8) |
| -if test "$moz_cv_size_of_JS_BYTES_PER_WORD" -eq "4"; then |
| - AC_DEFINE(JS_BITS_PER_WORD_LOG2, 5) |
| -elif test "$moz_cv_size_of_JS_BYTES_PER_WORD" -eq "8"; then |
| - AC_DEFINE(JS_BITS_PER_WORD_LOG2, 6) |
| -else |
| - AC_MSG_ERROR([Unexpected JS_BYTES_PER_WORD]) |
| -fi |
| - |
| MOZ_ALIGN_OF_TYPE(JS_ALIGN_OF_POINTER, void*, 2 4 8 16) |
| MOZ_SIZE_OF_TYPE(JS_BYTES_PER_DOUBLE, double, 6 8 10 12 14) |
| |
| diff --git a/js/src/js-config.h.in b/js/src/js-config.h.in |
| index 6889e00..4775420 100644 |
| --- a/js/src/js-config.h.in |
| +++ b/js/src/js-config.h.in |
| @@ -56,7 +56,6 @@ |
| #undef JS_INT32_TYPE |
| #undef JS_INT64_TYPE |
| #undef JS_INTPTR_TYPE |
| -#undef JS_BYTES_PER_WORD |
| |
| /* Some mozilla code uses JS-friend APIs that depend on JS_METHODJIT being |
| correct. */ |
| diff --git a/js/src/jstypes.h b/js/src/jstypes.h |
| index d0cf183..3e7928f 100644 |
| --- a/js/src/jstypes.h |
| +++ b/js/src/jstypes.h |
| @@ -24,6 +24,18 @@ |
| #include "mozilla/Util.h" |
| |
| #include "js-config.h" |
| +#ifndef JS_BYTES_PER_WORD |
| +#define JS_BYTES_PER_WORD __SIZEOF_POINTER__ |
| +#endif |
| +#ifndef JS_BITS_PER_WORD_LOG2 |
| +#if JS_BYTES_PER_WORD == 8 |
| +#define JS_BITS_PER_WORD_LOG2 6 |
| +#elif JS_BYTES_PER_WORD == 4 |
| +#define JS_BITS_PER_WORD_LOG2 5 |
| +#else |
| +#error Unhandled JS_BYTES_PER_WORD |
| +#endif |
| +#endif |
| |
| /*********************************************************************** |
| ** MACROS: JS_EXTERN_API |
| -- |
| 1.9.3 |
| |