diff options
Diffstat (limited to 'qtmips_machine')
| -rw-r--r-- | qtmips_machine/registers.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/qtmips_machine/registers.cpp b/qtmips_machine/registers.cpp index b51be85..fa9731a 100644 --- a/qtmips_machine/registers.cpp +++ b/qtmips_machine/registers.cpp @@ -42,6 +42,7 @@ using namespace machine; ////////////////////////////////////////////////////////////////////////////// /// Program counter initial value #define PC_INIT 0x80020000 +#define SP_INIT 0xbfffff00 ////////////////////////////////////////////////////////////////////////////// Registers::Registers() : QObject() { @@ -136,6 +137,7 @@ void Registers::reset() { pc_abs_jmp(PC_INIT); // Initialize to beginning program section for (int i = 1; i < 32; i++) write_gp(i, 0); + write_gp(29, SP_INIT); // initialize to safe RAM area - corresponds to Linux write_hi_lo(false, 0); write_hi_lo(true, 0); } |