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-rw-r--r--target/ppc/translate.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/target/ppc/translate.c b/target/ppc/translate.c
index b591f2e..1ade063 100644
--- a/target/ppc/translate.c
+++ b/target/ppc/translate.c
@@ -418,7 +418,14 @@ void spr_write_generic32(DisasContext *ctx, int sprn, int gprn)
void spr_write_CTRL(DisasContext *ctx, int sprn, int gprn)
{
- spr_write_generic32(ctx, sprn, gprn);
+ /* This does not implement >1 thread */
+ TCGv t0 = tcg_temp_new();
+ TCGv t1 = tcg_temp_new();
+ tcg_gen_extract_tl(t0, cpu_gpr[gprn], 0, 1); /* Extract RUN field */
+ tcg_gen_shli_tl(t1, t0, 8); /* Duplicate the bit in TS */
+ tcg_gen_or_tl(t1, t1, t0);
+ gen_store_spr(sprn, t1);
+ spr_store_dump_spr(sprn);
/*
* SPR_CTRL writes must force a new translation block,