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Add source code for repro test 1 and 2

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This commit is contained in:
michaelangel007 2023-03-28 08:09:24 -07:00
parent c49569fa1d
commit 17c9d029e2
1 changed files with 32 additions and 2 deletions
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34
source/Debugger/Debug.cpp
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@ -2303,6 +2303,23 @@ Update_t CmdStepOver (int nArgs)
CmdTrace(0);
if (nOpcode == OPCODE_JSR)
{
// Repro #2 Test when SP <= 0x01 before JSR and _6502_GetStackReturnAddress() fetch return address
// 300:BA 86 FF A2 01 9A 20 0D 03 A6 FF 9A 60 A9 FF 20 A8 FC 60
// BPX 306
/*
ORG $300
TSX ; 300
STX $FF ; 301
LDX #1 ; 303
TXS ; 305
JSR DelayFF ; 306
LDX $FF ; 309
TXS ; 30B
RTS ; 30C
DelayFF LDA #$FF ; 30D
JSR $FCA8 ; 30F
RTS ; 312
*/
CmdStepOut(0);
int nMaxSteps = 0xFFFFF; // GH #1194
@ -2317,9 +2334,22 @@ Update_t CmdStepOver (int nArgs)
if (regs.pc != nExpectedAddr)
{
WORD nActualAddr;
bool bValidAddr = _6502_GetStackReturnAddress( nActualAddr ) && (nActualAddr == nExpectedAddr);
int nStackOffset = _6502_FindStackReturnAddress( nExpectedAddr ) - 1; // Trace stack to seee if our expected address is on it
bool bValidAddr = _6502_GetStackReturnAddress( nActualAddr ) && (nActualAddr == nExpectedAddr);
int nStackOffset = _6502_FindStackReturnAddress( nExpectedAddr ); // Trace stack to seee if our expected address is on it
/*
ORG $300
Main JSR HugeWait
RTS
HugeWait LDY #$FF
Loop JSR Delay
DEY
BNE Loop
RTS
Delay LDA #$FF
JSR $FCA8
RTS
*/
// MSVC:
// int nMaxSteps = 0xFFFFF; // GH #1194
// Set BP on line above: (regs.pc != nExpectedAddr)