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Gdbstub: Fix back-trace on SPARC32

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Gdb expects all registers windows to be flushed in ram, which is not the case
in Qemu. Therefore the back-trace generation doesn't work. This patch adds a
function to handle reads (and only read) in stack frames as if windows were
flushed.

Signed-off-by: Fabien Chouteau <chouteau@adacore.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Fabien Chouteau 2011-09-08 12:48:16 +02:00 • committed by Blue Swirl
parent 7d890b4074
commit 44520db10b
3 changed files with 104 additions and 3 deletions
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7
target-sparc/cpu.h
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@ -495,6 +495,13 @@ int cpu_sparc_handle_mmu_fault(CPUSPARCState *env1, target_ulong address, int rw
target_ulong mmu_probe(CPUSPARCState *env, target_ulong address, int mmulev);
void dump_mmu(FILE *f, fprintf_function cpu_fprintf, CPUState *env);
#if !defined(TARGET_SPARC64) && !defined(CONFIG_USER_ONLY)
int target_memory_rw_debug(CPUState *env, target_ulong addr,
uint8_t *buf, int len, int is_write);
#define TARGET_CPU_MEMORY_RW_DEBUG
#endif
/* translate.c */
void gen_intermediate_code_init(CPUSPARCState *env);