| Message ID | 20250301052628.1011210-26-brian.cain@oss.qualcomm.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | hexagon system emu, part 1/3 | expand |
> -----Original Message----- > From: Brian Cain <brian.cain@oss.qualcomm.com> > Sent: Friday, February 28, 2025 11:26 PM > To: qemu-devel@nongnu.org > Cc: brian.cain@oss.qualcomm.com; richard.henderson@linaro.org; > philmd@linaro.org; quic_mathbern@quicinc.com; ale@rev.ng; anjo@rev.ng; > quic_mliebel@quicinc.com; ltaylorsimpson@gmail.com; > alex.bennee@linaro.org; quic_mburton@quicinc.com; > sidneym@quicinc.com; Brian Cain <bcain@quicinc.com> > Subject: [PATCH 25/38] target/hexagon: Add TCG overrides for thread ctl > > From: Brian Cain <bcain@quicinc.com> > > Define TCG overrides for start, stop, wait, resume instructions. > > Signed-off-by: Brian Cain <brian.cain@oss.qualcomm.com> Reviewed-by: Taylor Simpson <ltaylorsimpson@gmail.com>
diff --git a/target/hexagon/gen_tcg_sys.h b/target/hexagon/gen_tcg_sys.h index 642ca3d3ff..942d07b401 100644 --- a/target/hexagon/gen_tcg_sys.h +++ b/target/hexagon/gen_tcg_sys.h @@ -63,4 +63,22 @@ tcg_gen_extrh_i64_i32(ctx->t_sreg_new_value[HEX_SREG_SGP1], tmp); \ } while (0) +#define fGEN_TCG_Y2_wait(SHORTCODE) \ + do { \ + RsV = RsV; \ + gen_helper_wait(tcg_env, tcg_constant_tl(ctx->pkt->pc)); \ + } while (0) + +#define fGEN_TCG_Y2_resume(SHORTCODE) \ + gen_helper_resume(tcg_env, RsV) + +#define fGEN_TCG_Y2_start(SHORTCODE) \ + gen_helper_start(tcg_env, RsV) + +#define fGEN_TCG_Y2_stop(SHORTCODE) \ + do { \ + RsV = RsV; \ + gen_helper_stop(tcg_env); \ + } while (0) + #endif diff --git a/target/hexagon/helper.h b/target/hexagon/helper.h index 2fe4440ddc..ada520bd52 100644 --- a/target/hexagon/helper.h +++ b/target/hexagon/helper.h @@ -124,4 +124,8 @@ DEF_HELPER_2(greg_read_pair, i64, env, i32) DEF_HELPER_3(sreg_write, void, env, i32, i32) DEF_HELPER_3(sreg_write_pair, void, env, i32, i64) DEF_HELPER_3(setprio, void, env, i32, i32) +DEF_HELPER_2(start, void, env, i32) +DEF_HELPER_1(stop, void, env) +DEF_HELPER_2(wait, void, env, i32) +DEF_HELPER_2(resume, void, env, i32) #endif diff --git a/target/hexagon/op_helper.c b/target/hexagon/op_helper.c index 575f3fb163..09a5284329 100644 --- a/target/hexagon/op_helper.c +++ b/target/hexagon/op_helper.c @@ -1367,6 +1367,26 @@ uint32_t HELPER(iassignr)(CPUHexagonState *env, uint32_t src) g_assert_not_reached(); } +void HELPER(start)(CPUHexagonState *env, uint32_t imask) +{ + g_assert_not_reached(); +} + +void HELPER(stop)(CPUHexagonState *env) +{ + g_assert_not_reached(); +} + +void HELPER(wait)(CPUHexagonState *env, target_ulong PC) +{ + g_assert_not_reached(); +} + +void HELPER(resume)(CPUHexagonState *env, uint32_t mask) +{ + g_assert_not_reached(); +} + uint32_t HELPER(getimask)(CPUHexagonState *env, uint32_t tid) { g_assert_not_reached();