zenithsiz/ftmemsim-valgrind
1
0
Fork 0
mirror of https://github.com/Zenithsiz/ftmemsim-valgrind.git synced 2026-02-03 18:13:01 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

get_otrack_shadow_offset_wrk: don't assert when handling 32 bit

Browse Source 
accesses to the x87 registers.  Fixes #163794.



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@8228
This commit is contained in:
Julian Seward 2008-06-13 07:44:02 +00:00
parent cb68431706
commit 3620497773
1 changed files with 19 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
memcheck/mc_machine.c
View File

@ -531,15 +531,25 @@ static Int get_otrack_shadow_offset_wrk ( Int offset, Int szB )
if (o >= GOF(XMM14) && o+sz <= GOF(XMM14)+SZB(XMM14)) return GOF(XMM14);
if (o >= GOF(XMM15) && o+sz <= GOF(XMM15)+SZB(XMM15)) return GOF(XMM15);
/* MMX accesses to FP regs */
if (o == GOF(FPREG[0]) && sz == 8) return o;
if (o == GOF(FPREG[1]) && sz == 8) return o;
if (o == GOF(FPREG[2]) && sz == 8) return o;
if (o == GOF(FPREG[3]) && sz == 8) return o;
if (o == GOF(FPREG[4]) && sz == 8) return o;
if (o == GOF(FPREG[5]) && sz == 8) return o;
if (o == GOF(FPREG[6]) && sz == 8) return o;
if (o == GOF(FPREG[7]) && sz == 8) return o;
/* MMX accesses to FP regs. Need to allow for 32-bit references
due to dirty helpers for frstor etc, which reference the entire
64-byte block in one go. */
if (o >= GOF(FPREG[0])
&& o+sz <= GOF(FPREG[0])+SZB(FPREG[0])) return GOF(FPREG[0]);
if (o >= GOF(FPREG[1])
&& o+sz <= GOF(FPREG[1])+SZB(FPREG[1])) return GOF(FPREG[1]);
if (o >= GOF(FPREG[2])
&& o+sz <= GOF(FPREG[2])+SZB(FPREG[2])) return GOF(FPREG[2]);
if (o >= GOF(FPREG[3])
&& o+sz <= GOF(FPREG[3])+SZB(FPREG[3])) return GOF(FPREG[3]);
if (o >= GOF(FPREG[4])
&& o+sz <= GOF(FPREG[4])+SZB(FPREG[4])) return GOF(FPREG[4]);
if (o >= GOF(FPREG[5])
&& o+sz <= GOF(FPREG[5])+SZB(FPREG[5])) return GOF(FPREG[5]);
if (o >= GOF(FPREG[6])
&& o+sz <= GOF(FPREG[6])+SZB(FPREG[6])) return GOF(FPREG[6]);
if (o >= GOF(FPREG[7])
&& o+sz <= GOF(FPREG[7])+SZB(FPREG[7])) return GOF(FPREG[7]);
/* Map high halves of %RAX,%RCX,%RDX,%RBX to the whole register.
This is needed because the general handling of dirty helper