ShuriZma
/
xemu
mirror of https://github.com/xemu-project/xemu.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

target/arm: Fix GETPC usage in do_paired_cmpxchg64_l/be 

Use of GETPC must be restricted to those functions that are
directly called from TCG generated code.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Fixes: 2399d4e7ce
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2017-11-14 05:37:46 -08:00
parent 3bdb5fcc9a
commit 3c5f9c3f35
1 changed files with 6 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
target/arm/helper-a64.c
View File

@ -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());
}