diff options
Diffstat (limited to 'mesalib/src/mesa/x86')
| -rw-r--r-- | mesalib/src/mesa/x86/Makefile.am | 10 | ||||
| -rw-r--r-- | mesalib/src/mesa/x86/gen_matypes.c | 35 |
2 files changed, 39 insertions, 6 deletions
diff --git a/mesalib/src/mesa/x86/Makefile.am b/mesalib/src/mesa/x86/Makefile.am index 21ce3607a..167857684 100644 --- a/mesalib/src/mesa/x86/Makefile.am +++ b/mesalib/src/mesa/x86/Makefile.am @@ -33,7 +33,17 @@ gen_matypes_SOURCES = gen_matypes.c BUILT_SOURCES = matypes.h CLEANFILES = matypes.h +if GEN_ASM_OFFSETS + +matypes.h: $(gen_matypes_SOURCES) + $(AM_V_GEN)$(COMPILE) $< -DASM_OFFSETS -S -o - | \ + sed -n '/^->/{s:^->::;/[$$]/{s:^:#define :;s:[$$]::};p}' > $@ + +else + matypes.h: gen_matypes $(AM_V_GEN)./gen_matypes > $@ endif + +endif diff --git a/mesalib/src/mesa/x86/gen_matypes.c b/mesalib/src/mesa/x86/gen_matypes.c index 80ee61aa8..1e904aa0b 100644 --- a/mesalib/src/mesa/x86/gen_matypes.c +++ b/mesalib/src/mesa/x86/gen_matypes.c @@ -52,7 +52,7 @@ do { \ printf( "\n" ); \ printf( "/* =====================================================" \ "========\n" ); \ - printf( " * Offsets for %s\n", x ); \ + printf( " * Offsets for " x "\n" ); \ printf( " */\n" ); \ printf( "\n" ); \ } while (0) @@ -61,20 +61,43 @@ do { \ do { \ printf( "\n" ); \ printf( "/*\n" ); \ - printf( " * Flags for %s\n", x ); \ + printf( " * Flags for " x "\n" ); \ printf( " */\n" ); \ printf( "\n" ); \ } while (0) -#define OFFSET( s, t, m ) \ - printf( "#define %s\t%lu\n", s, (unsigned long) offsetof( t, m ) ); +#ifdef ASM_OFFSETS -#define SIZEOF( s, t ) \ - printf( "#define %s\t%lu\n", s, (unsigned long) sizeof(t) ); +/* + * Format the asm output in a special way that we can manipulate + * after the fact and turn into the final header for the target. + */ + +#define DEFINE_UL( s, ul ) \ + __asm__ __volatile__ ( "\n->" s " %0" : : "i" (ul) ) + +#define DEFINE( s, d ) \ + DEFINE_UL( s, d ) + +#define printf( x ) \ + __asm__ __volatile__ ( "\n->" x ) + +#else + +#define DEFINE_UL( s, ul ) \ + printf( "#define %s\t%lu\n", s, (unsigned long) (ul) ); #define DEFINE( s, d ) \ printf( "#define %s\t0x%" PRIx64 "\n", s, (uint64_t) d ); +#endif + +#define OFFSET( s, t, m ) \ + DEFINE_UL( s, offsetof( t, m ) ) + +#define SIZEOF( s, t ) \ + DEFINE_UL( s, sizeof(t) ) + int main( int argc, char **argv ) |