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authorAndreas Färber <afaerber@suse.de>2013-08-26 21:22:53 +0200
committerAndreas Färber <afaerber@suse.de>2014-03-13 19:20:47 +0100
commitf0c3c505a8ec1a948006b3a16a35864a2270a84b (patch)
tree063bbde0e88746c0add37f139990c60369fb1aca /target-openrisc
parentff4700b05cfb305a880762c288b88ca01c782352 (diff)
cpu: Move breakpoints field from CPU_COMMON to CPUState
Most targets were using offsetof(CPUFooState, breakpoints) to determine how much of CPUFooState to clear on reset. Use the next field after CPU_COMMON instead, if any, or sizeof(CPUFooState) otherwise. Signed-off-by: Andreas Färber <afaerber@suse.de>
Diffstat (limited to 'target-openrisc')
-rw-r--r--target-openrisc/cpu.c6
-rw-r--r--target-openrisc/cpu.h1
-rw-r--r--target-openrisc/translate.c5
3 files changed, 9 insertions, 3 deletions
diff --git a/target-openrisc/cpu.c b/target-openrisc/cpu.c
index b601de009c..a00369bef5 100644
--- a/target-openrisc/cpu.c
+++ b/target-openrisc/cpu.c
@@ -41,7 +41,11 @@ static void openrisc_cpu_reset(CPUState *s)
occ->parent_reset(s);
- memset(&cpu->env, 0, offsetof(CPUOpenRISCState, breakpoints));
+#ifndef CONFIG_USER_ONLY
+ memset(&cpu->env, 0, offsetof(CPUOpenRISCState, tlb));
+#else
+ memset(&cpu->env, 0, offsetof(CPUOpenRISCState, irq));
+#endif
tlb_flush(&cpu->env, 1);
/*tb_flush(&cpu->env); FIXME: Do we need it? */
diff --git a/target-openrisc/cpu.h b/target-openrisc/cpu.h
index 660bb4f1e7..4512f459bf 100644
--- a/target-openrisc/cpu.h
+++ b/target-openrisc/cpu.h
@@ -304,6 +304,7 @@ typedef struct CPUOpenRISCState {
CPU_COMMON
+ /* Fields from here on are preserved across CPU reset. */
#ifndef CONFIG_USER_ONLY
CPUOpenRISCTLBContext * tlb;
diff --git a/target-openrisc/translate.c b/target-openrisc/translate.c
index 776cb6eece..852b5e6107 100644
--- a/target-openrisc/translate.c
+++ b/target-openrisc/translate.c
@@ -1619,10 +1619,11 @@ static void disas_openrisc_insn(DisasContext *dc, OpenRISCCPU *cpu)
static void check_breakpoint(OpenRISCCPU *cpu, DisasContext *dc)
{
+ CPUState *cs = CPU(cpu);
CPUBreakpoint *bp;
- if (unlikely(!QTAILQ_EMPTY(&cpu->env.breakpoints))) {
- QTAILQ_FOREACH(bp, &cpu->env.breakpoints, entry) {
+ if (unlikely(!QTAILQ_EMPTY(&cs->breakpoints))) {
+ QTAILQ_FOREACH(bp, &cs->breakpoints, entry) {
if (bp->pc == dc->pc) {
tcg_gen_movi_tl(cpu_pc, dc->pc);
gen_exception(dc, EXCP_DEBUG);