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From: Peter Maydell <peter.maydell@linaro.org>
To: qemu-devel@nongnu.org
Subject: [PULL 17/51] target/arm: Add HELPER(rebuild_hflags_{a32, a64, m32})
Date: Thu, 24 Oct 2019 17:26:50 +0100
Message-Id: <20191024162724.31675-18-peter.maydell@linaro.org>
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From: Richard Henderson <richard.henderson@linaro.org>
This functions are given the mode and el state of the cpu
and writes the computed value to env->hflags.
Reviewed-by: Alex Benn=C3=A9e <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20191023150057.25731-16-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
target/arm/helper.h | 4 ++++
target/arm/helper.c | 24 ++++++++++++++++++++++++
2 files changed, 28 insertions(+)
diff --git a/target/arm/helper.h b/target/arm/helper.h
index 1fb2cb5a777..3d4ec267a2c 100644
--- a/target/arm/helper.h
+++ b/target/arm/helper.h
@@ -90,6 +90,10 @@ DEF_HELPER_4(msr_banked, void, env, i32, i32, i32)
DEF_HELPER_2(get_user_reg, i32, env, i32)
DEF_HELPER_3(set_user_reg, void, env, i32, i32)
=20
+DEF_HELPER_FLAGS_2(rebuild_hflags_m32, TCG_CALL_NO_RWG, void, env, int)
+DEF_HELPER_FLAGS_2(rebuild_hflags_a32, TCG_CALL_NO_RWG, void, env, int)
+DEF_HELPER_FLAGS_2(rebuild_hflags_a64, TCG_CALL_NO_RWG, void, env, int)
+
DEF_HELPER_1(vfp_get_fpscr, i32, env)
DEF_HELPER_2(vfp_set_fpscr, void, env, i32)
=20
diff --git a/target/arm/helper.c b/target/arm/helper.c
index 37424e3d4dd..b2d701cf004 100644
--- a/target/arm/helper.c
+++ b/target/arm/helper.c
@@ -11220,6 +11220,30 @@ void arm_rebuild_hflags(CPUARMState *env)
env->hflags =3D rebuild_hflags_internal(env);
}
=20
+void HELPER(rebuild_hflags_m32)(CPUARMState *env, int el)
+{
+ int fp_el =3D fp_exception_el(env, el);
+ ARMMMUIdx mmu_idx =3D arm_mmu_idx_el(env, el);
+
+ env->hflags =3D rebuild_hflags_m32(env, fp_el, mmu_idx);
+}
+
+void HELPER(rebuild_hflags_a32)(CPUARMState *env, int el)
+{
+ int fp_el =3D fp_exception_el(env, el);
+ ARMMMUIdx mmu_idx =3D arm_mmu_idx_el(env, el);
+
+ env->hflags =3D rebuild_hflags_a32(env, fp_el, mmu_idx);
+}
+
+void HELPER(rebuild_hflags_a64)(CPUARMState *env, int el)
+{
+ int fp_el =3D fp_exception_el(env, el);
+ ARMMMUIdx mmu_idx =3D arm_mmu_idx_el(env, el);
+
+ env->hflags =3D rebuild_hflags_a64(env, el, fp_el, mmu_idx);
+}
+
void cpu_get_tb_cpu_state(CPUARMState *env, target_ulong *pc,
target_ulong *cs_base, uint32_t *pflags)
{
--=20
2.20.1