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target/ppc: Implement watchpoint debug facility for v2.07S

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ISA v2.07S introduced the watchpoint facility based on the DAWR0
and DAWRX0 SPRs. Implement this in TCG.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
This commit is contained in:
Nicholas Piggin 2023-08-08 13:11:15 +10:00 • committed by Cédric Le Goater
parent 14192307ef
commit d5ee641cfc
10 changed files with 147 additions and 3 deletions
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13
target/ppc/translate.c
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@ -576,6 +576,19 @@ void spr_write_ciabr(DisasContext *ctx, int sprn, int gprn)
translator_io_start(&ctx->base);
gen_helper_store_ciabr(cpu_env, cpu_gpr[gprn]);
}
/* Watchpoint */
void spr_write_dawr0(DisasContext *ctx, int sprn, int gprn)
{
translator_io_start(&ctx->base);
gen_helper_store_dawr0(cpu_env, cpu_gpr[gprn]);
}
void spr_write_dawrx0(DisasContext *ctx, int sprn, int gprn)
{
translator_io_start(&ctx->base);
gen_helper_store_dawrx0(cpu_env, cpu_gpr[gprn]);
}
#endif /* defined(TARGET_PPC64) && !defined(CONFIG_USER_ONLY) */
/* CTR */