From 3c5f9c3f35dd3b6d1d1cd68c9d4d86fc3c59c397 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Tue, 14 Nov 2017 05:37:46 -0800 Subject: [PATCH] target/arm: Fix GETPC usage in do_paired_cmpxchg64_l/be MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Use of GETPC must be restricted to those functions that are directly called from TCG generated code. Reviewed-by: Alex Bennée Fixes: 2399d4e7cec22ecf1c51062d2ebfd45220dbaace Signed-off-by: Richard Henderson --- target/arm/helper-a64.c | 14 ++++++-------- 1 file changed, 6 insertions(+), 8 deletions(-) diff --git a/target/arm/helper-a64.c b/target/arm/helper-a64.c index 96a3ecf707..b84ebcae6e 100644 --- a/target/arm/helper-a64.c +++ b/target/arm/helper-a64.c @@ -432,9 +432,8 @@ uint64_t HELPER(crc32c_64)(uint64_t acc, uint64_t val, uint32_t bytes) /* Returns 0 on success; 1 otherwise. */ static uint64_t do_paired_cmpxchg64_le(CPUARMState *env, uint64_t addr, uint64_t new_lo, uint64_t new_hi, - bool parallel) + bool parallel, uintptr_t ra) { - uintptr_t ra = GETPC(); Int128 oldv, cmpv, newv; bool success; @@ -491,20 +490,19 @@ static uint64_t do_paired_cmpxchg64_le(CPUARMState *env, uint64_t addr, uint64_t HELPER(paired_cmpxchg64_le)(CPUARMState *env, uint64_t addr, uint64_t new_lo, uint64_t new_hi) { - return do_paired_cmpxchg64_le(env, addr, new_lo, new_hi, false); + return do_paired_cmpxchg64_le(env, addr, new_lo, new_hi, false, GETPC()); } uint64_t HELPER(paired_cmpxchg64_le_parallel)(CPUARMState *env, uint64_t addr, uint64_t new_lo, uint64_t new_hi) { - return do_paired_cmpxchg64_le(env, addr, new_lo, new_hi, true); + return do_paired_cmpxchg64_le(env, addr, new_lo, new_hi, true, GETPC()); } static uint64_t do_paired_cmpxchg64_be(CPUARMState *env, uint64_t addr, uint64_t new_lo, uint64_t new_hi, - bool parallel) + bool parallel, uintptr_t ra) { - uintptr_t ra = GETPC(); Int128 oldv, cmpv, newv; bool success; @@ -561,11 +559,11 @@ static uint64_t do_paired_cmpxchg64_be(CPUARMState *env, uint64_t addr, uint64_t HELPER(paired_cmpxchg64_be)(CPUARMState *env, uint64_t addr, uint64_t new_lo, uint64_t new_hi) { - return do_paired_cmpxchg64_be(env, addr, new_lo, new_hi, false); + return do_paired_cmpxchg64_be(env, addr, new_lo, new_hi, false, GETPC()); } uint64_t HELPER(paired_cmpxchg64_be_parallel)(CPUARMState *env, uint64_t addr, uint64_t new_lo, uint64_t new_hi) { - return do_paired_cmpxchg64_be(env, addr, new_lo, new_hi, true); + return do_paired_cmpxchg64_be(env, addr, new_lo, new_hi, true, GETPC()); } -- 2.11.4.GIT