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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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2
target/ppc/spr_common.h
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@ -160,6 +160,8 @@ void spr_read_mas73(DisasContext *ctx, int gprn, int sprn);
void spr_read_cfar(DisasContext *ctx, int gprn, int sprn);
void spr_write_cfar(DisasContext *ctx, int sprn, int gprn);
void spr_write_ciabr(DisasContext *ctx, int sprn, int gprn);
void spr_write_dawr0(DisasContext *ctx, int sprn, int gprn);
void spr_write_dawrx0(DisasContext *ctx, int sprn, int gprn);
void spr_write_ureg(DisasContext *ctx, int sprn, int gprn);
void spr_read_purr(DisasContext *ctx, int gprn, int sprn);
void spr_write_purr(DisasContext *ctx, int sprn, int gprn);