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| author | Simon Robertshaw <simon@hardwired.org.uk> | 2012-09-09 14:22:54 (GMT) |
|---|---|---|
| committer | Simon Robertshaw <simon@hardwired.org.uk> | 2012-09-09 14:22:54 (GMT) |
| commit | d5ae22115d19a87f61163479b972fb13e5d42caf (patch) | |
| tree | b605ceeef9021c40ee9803e038edd30abdcb559a /src/virtualmachine/VirtualMachine.cpp | |
| parent | 7b05862cfe69ece782493b9f3f78338262e569bd (diff) | |
| download | powder-d5ae22115d19a87f61163479b972fb13e5d42caf.zip powder-d5ae22115d19a87f61163479b972fb13e5d42caf.tar.gz | |
Preserve stack pointer after VirtualMachine::Call()
Diffstat (limited to 'src/virtualmachine/VirtualMachine.cpp')
| -rw-r--r-- | src/virtualmachine/VirtualMachine.cpp | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/src/virtualmachine/VirtualMachine.cpp b/src/virtualmachine/VirtualMachine.cpp index ce12b87..c97ba72 100644 --- a/src/virtualmachine/VirtualMachine.cpp +++ b/src/virtualmachine/VirtualMachine.cpp @@ -198,11 +198,11 @@ namespace vm int VirtualMachine::Call(int address) { word w; - int i, argCount = 13; + int i, argCount = 0; /* Set up call. */ - opPUSH(w); - crumb("Starting with PC=%d, DP=%d, RP=%d to %d\n", PC, DP, RP, address); + //crumb("Starting with PC=%d, DP=%d, RP=%d to %d\n", PC, DP, RP, address); + opPUSH(w); //wtf is the point of this... w.int4 = (argCount + 2) * sizeof(word); opENTER(w); i = 8; @@ -222,11 +222,14 @@ namespace vm w.int4 = address; Push(w); opCALL(w); - printf("Upon running PC=%d, DP=%d, RP=%d\n", PC, DP, RP); + //printf("Upon running PC=%d, DP=%d, RP=%d\n", PC, DP, RP); Run(); - printf("At finish PC=%d, DP=%d, RP=%d\n", PC, DP, RP); + //printf("At finish PC=%d, DP=%d, RP=%d\n", PC, DP, RP); w.int4 = (argCount + 2) * sizeof(word); opLEAVE(w); + opPOP(w); //To counter that stupid opPUSH at the start + PC = romSize + 1; + //crumb("Ending with PC=%d, DP=%d, RP=%d\n", PC, DP, RP); return 0; } |