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| author | Jim Keniston <jkenisto@us.ibm.com> | 2009-04-15 16:02:58 -0700 |
|---|---|---|
| committer | Jim Keniston <jkenisto@us.ibm.com> | 2009-04-15 16:02:58 -0700 |
| commit | 900686f5e209099d493a15f4e36a5030dc0aa8be (patch) | |
| tree | 405757c92915c516cd0ff28e217a000843573f3f /runtime/loc2c-runtime.h | |
| parent | 2020af07c2a7f58538874ce652b52a6883f7ada0 (diff) | |
| parent | 7c2136cfc88d68cfc5eb490444dc25c7dc1c0632 (diff) | |
| download | systemtap-steved-900686f5e209099d493a15f4e36a5030dc0aa8be.tar.gz systemtap-steved-900686f5e209099d493a15f4e36a5030dc0aa8be.tar.xz systemtap-steved-900686f5e209099d493a15f4e36a5030dc0aa8be.zip | |
Merge branch 'master' of ssh://kenistoj@sources.redhat.com/git/systemtap
Diffstat (limited to 'runtime/loc2c-runtime.h')
| -rw-r--r-- | runtime/loc2c-runtime.h | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/runtime/loc2c-runtime.h b/runtime/loc2c-runtime.h index 16ddb950..620e1615 100644 --- a/runtime/loc2c-runtime.h +++ b/runtime/loc2c-runtime.h @@ -29,11 +29,12 @@ & (((__typeof (base)) 1 << (nbits)) - 1)) #define store_bitfield(target, base, higherbits, nbits) \ - target = (target \ - &~ ((((__typeof (base)) 1 << (nbits)) - 1) \ - << (sizeof (base) * 8 - (higherbits) - (nbits))) \ - | ((__typeof (base)) (base) \ - << (sizeof (base) * 8 - (higherbits) - (nbits)))) + target = ((target \ + &~ ((((__typeof (target)) 1 << (nbits)) - 1) \ + << (sizeof (target) * 8 - (higherbits) - (nbits)))) \ + | ((((__typeof (target)) (base)) \ + & (((__typeof (target)) 1 << (nbits)) - 1)) \ + << (sizeof (target) * 8 - (higherbits) - (nbits)))) /* Given a DWARF register number, fetch its intptr_t (long) value from the @@ -62,6 +63,10 @@ must work right for kernel addresses, and can use whatever existing machine-specific kernel macros are convenient. */ +#if STP_SKIP_BADVARS +#define DEREF_FAULT(addr) ({0; }) +#define STORE_DEREF_FAULT(addr) ({0; }) +#else #define DEREF_FAULT(addr) ({ \ snprintf(c->error_buffer, sizeof(c->error_buffer), \ "kernel read fault at 0x%p (%s)", (void *)(intptr_t)(addr), #addr); \ @@ -75,7 +80,7 @@ c->last_error = c->error_buffer; \ goto deref_fault; \ }) - +#endif #if defined (STAPCONF_X86_UNIREGS) && defined (__i386__) |