[PATCH-for-11.0 v3 14/22] target/mips: Drop almask argument of HELPER_LD_ATOMIC() macro

Philippe Mathieu-Daudé posted 22 patches 2 days, 13 hours ago
Maintainers: Richard Henderson <richard.henderson@linaro.org>, Paolo Bonzini <pbonzini@redhat.com>, Laurent Vivier <laurent@vivier.eu>, Brian Cain <brian.cain@oss.qualcomm.com>, Helge Deller <deller@gmx.de>, Zhao Liu <zhao1.liu@intel.com>, Eduardo Habkost <eduardo@habkost.net>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Aurelien Jarno <aurelien@aurel32.net>, Jiaxun Yang <jiaxun.yang@flygoat.com>, Aleksandar Rikalo <arikalo@gmail.com>, Nicholas Piggin <npiggin@gmail.com>, Chinmay Rath <rathc@linux.ibm.com>, Palmer Dabbelt <palmer@dabbelt.com>, Alistair Francis <alistair.francis@wdc.com>, Weiwei Li <liwei1518@gmail.com>, Daniel Henrique Barboza <dbarboza@ventanamicro.com>, Liu Zhiwei <zhiwei_liu@linux.alibaba.com>, Yoshinori Sato <yoshinori.sato@nifty.com>, Ilya Leoshkevich <iii@linux.ibm.com>, David Hildenbrand <david@kernel.org>, Thomas Huth <thuth@redhat.com>, Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>, Artyom Tarasenko <atar4qemu@gmail.com>, Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
[PATCH-for-11.0 v3 14/22] target/mips: Drop almask argument of HELPER_LD_ATOMIC() macro
Posted by Philippe Mathieu-Daudé 2 days, 13 hours ago
HELPER_LD_ATOMIC() now has a MemOpIdx, from which we
can extract the MemOp size. Use it to check the address
alignment.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 target/mips/tcg/ldst_helper.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/target/mips/tcg/ldst_helper.c b/target/mips/tcg/ldst_helper.c
index 013cd825dac..bef384575c2 100644
--- a/target/mips/tcg/ldst_helper.c
+++ b/target/mips/tcg/ldst_helper.c
@@ -29,12 +29,14 @@
 
 #ifndef CONFIG_USER_ONLY
 
-#define HELPER_LD_ATOMIC(name, almask, cpu_load)                              \
+#define HELPER_LD_ATOMIC(name, cpu_load)                                      \
 target_ulong helper_##name(CPUMIPSState *env, target_ulong arg, int memop_idx)\
 {                                                                             \
     MemOpIdx oi = memop_idx;                                                  \
     unsigned mem_idx = get_mmuidx(oi);                                        \
-    if (arg & almask) {                                                       \
+    MemOp op = get_memop(oi);                                                 \
+    unsigned size = memop_size(op);                                           \
+    if (arg & (size - 1)) {                                                   \
         if (!(env->hflags & MIPS_HFLAG_DM)) {                                 \
             env->CP0_BadVAddr = arg;                                          \
         }                                                                     \
@@ -52,14 +54,14 @@ static target_ulong loads4(CPUMIPSState *env, target_ulong arg,
 {
     return (target_long)(int32_t)cpu_ldl_mmuidx_ra(env, arg, mem_idx, ra);
 }
-HELPER_LD_ATOMIC(ll, 0x3, loads4)
+HELPER_LD_ATOMIC(ll, loads4)
 #ifdef TARGET_MIPS64
 static target_ulong loadu8(CPUMIPSState *env, target_ulong arg,
                            unsigned mem_idx, uintptr_t ra)
 {
     return (target_ulong)cpu_ldq_mmuidx_ra(env, arg, mem_idx, ra);
 }
-HELPER_LD_ATOMIC(lld, 0x7, loadu8)
+HELPER_LD_ATOMIC(lld, loadu8)
 #endif
 #undef HELPER_LD_ATOMIC
 
-- 
2.51.0