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authorRichard Henderson <richard.henderson@linaro.org>2024-05-28 13:30:14 -0700
committerPeter Maydell <peter.maydell@linaro.org>2024-05-30 15:24:39 +0100
commit01d5665bc33c3eeadd3d11d8f2446b40601eae17 (patch)
tree53642a39ff083d9138813f98ebe0c9afbbe099e1
parent76f4a8aecae7f287d6e7f3b763ae88382c3a5457 (diff)
target/arm: Assert oprsz in range when using vfp.qc
Suggested-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Message-id: 20240528203044.612851-4-richard.henderson@linaro.org Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
-rw-r--r--target/arm/tcg/gengvec.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/target/arm/tcg/gengvec.c b/target/arm/tcg/gengvec.c
index bfe6885a01..3e2d3c21a1 100644
--- a/target/arm/tcg/gengvec.c
+++ b/target/arm/tcg/gengvec.c
@@ -29,6 +29,7 @@ static void gen_gvec_fn3_qc(uint32_t rd_ofs, uint32_t rn_ofs, uint32_t rm_ofs,
{
TCGv_ptr qc_ptr = tcg_temp_new_ptr();
+ tcg_debug_assert(opr_sz <= sizeof_field(CPUARMState, vfp.qc));
tcg_gen_addi_ptr(qc_ptr, tcg_env, offsetof(CPUARMState, vfp.qc));
tcg_gen_gvec_3_ptr(rd_ofs, rn_ofs, rm_ofs, qc_ptr,
opr_sz, max_sz, 0, fn);
@@ -1255,6 +1256,8 @@ void gen_gvec_uqadd_qc(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs,
.opt_opc = vecop_list,
.vece = MO_64 },
};
+
+ tcg_debug_assert(opr_sz <= sizeof_field(CPUARMState, vfp.qc));
tcg_gen_gvec_4(rd_ofs, offsetof(CPUARMState, vfp.qc),
rn_ofs, rm_ofs, opr_sz, max_sz, &ops[vece]);
}
@@ -1297,6 +1300,8 @@ void gen_gvec_sqadd_qc(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs,
.write_aofs = true,
.vece = MO_64 },
};
+
+ tcg_debug_assert(opr_sz <= sizeof_field(CPUARMState, vfp.qc));
tcg_gen_gvec_4(rd_ofs, offsetof(CPUARMState, vfp.qc),
rn_ofs, rm_ofs, opr_sz, max_sz, &ops[vece]);
}
@@ -1339,6 +1344,8 @@ void gen_gvec_uqsub_qc(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs,
.write_aofs = true,
.vece = MO_64 },
};
+
+ tcg_debug_assert(opr_sz <= sizeof_field(CPUARMState, vfp.qc));
tcg_gen_gvec_4(rd_ofs, offsetof(CPUARMState, vfp.qc),
rn_ofs, rm_ofs, opr_sz, max_sz, &ops[vece]);
}
@@ -1381,6 +1388,8 @@ void gen_gvec_sqsub_qc(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs,
.write_aofs = true,
.vece = MO_64 },
};
+
+ tcg_debug_assert(opr_sz <= sizeof_field(CPUARMState, vfp.qc));
tcg_gen_gvec_4(rd_ofs, offsetof(CPUARMState, vfp.qc),
rn_ofs, rm_ofs, opr_sz, max_sz, &ops[vece]);
}