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cpu: Add breakpoint tracepoints

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Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson
2021-07-01 08:10:53 -07:00
parent f4e01e3021
commit ad1a706f38
2 changed files with 14 additions and 4 deletions
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13
cpu.c
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@@ -38,6 +38,7 @@
#include "exec/translate-all.h"
#include "exec/log.h"
#include "hw/core/accel-cpu.h"
#include "trace/trace-root.h"
uintptr_t qemu_host_page_size;
intptr_t qemu_host_page_mask;
@@ -285,6 +286,8 @@ int cpu_breakpoint_insert(CPUState *cpu, vaddr pc, int flags,
if (breakpoint) {
*breakpoint = bp;
}
trace_breakpoint_insert(cpu->cpu_index, pc, flags);
return 0;
}
@@ -303,13 +306,14 @@ int cpu_breakpoint_remove(CPUState *cpu, vaddr pc, int flags)
}
/* Remove a specific breakpoint by reference. */
void cpu_breakpoint_remove_by_ref(CPUState *cpu, CPUBreakpoint *breakpoint)
void cpu_breakpoint_remove_by_ref(CPUState *cpu, CPUBreakpoint *bp)
{
QTAILQ_REMOVE(&cpu->breakpoints, breakpoint, entry);
QTAILQ_REMOVE(&cpu->breakpoints, bp, entry);
breakpoint_invalidate(cpu, breakpoint->pc);
breakpoint_invalidate(cpu, bp->pc);
g_free(breakpoint);
trace_breakpoint_remove(cpu->cpu_index, bp->pc, bp->flags);
g_free(bp);
}
/* Remove all matching breakpoints. */
@@ -337,6 +341,7 @@ void cpu_single_step(CPUState *cpu, int enabled)
/* XXX: only flush what is necessary */
tb_flush(cpu);
}
trace_breakpoint_singlestep(cpu->cpu_index, enabled);
}
}