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From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Subject: [PATCH v3 22/66] accel/tcg: Drop signness in tracing in cputlb.c
Date: Wed, 18 Aug 2021 09:18:36 -1000	[thread overview]
Message-ID: <20210818191920.390759-23-richard.henderson@linaro.org> (raw)
In-Reply-To: <20210818191920.390759-1-richard.henderson@linaro.org>

We are already inconsistent about whether or not
MO_SIGN is set in trace_mem_get_info.  Dropping it
entirely allows some simplification.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 accel/tcg/cputlb.c    | 10 +++-------
 accel/tcg/user-exec.c | 45 ++++++-------------------------------------
 2 files changed, 9 insertions(+), 46 deletions(-)

diff --git a/accel/tcg/cputlb.c b/accel/tcg/cputlb.c
index 116b289907..acdd20b1bc 100644
--- a/accel/tcg/cputlb.c
+++ b/accel/tcg/cputlb.c
@@ -2110,7 +2110,6 @@ static inline uint64_t cpu_load_helper(CPUArchState *env, abi_ptr addr,
     meminfo = trace_mem_get_info(op, mmu_idx, false);
     trace_guest_mem_before_exec(env_cpu(env), addr, meminfo);
 
-    op &= ~MO_SIGN;
     oi = make_memop_idx(op, mmu_idx);
     ret = full_load(env, addr, oi, retaddr);
 
@@ -2128,8 +2127,7 @@ uint32_t cpu_ldub_mmuidx_ra(CPUArchState *env, abi_ptr addr,
 int cpu_ldsb_mmuidx_ra(CPUArchState *env, abi_ptr addr,
                        int mmu_idx, uintptr_t ra)
 {
-    return (int8_t)cpu_load_helper(env, addr, mmu_idx, ra, MO_SB,
-                                   full_ldub_mmu);
+    return (int8_t)cpu_ldub_mmuidx_ra(env, addr, mmu_idx, ra);
 }
 
 uint32_t cpu_lduw_be_mmuidx_ra(CPUArchState *env, abi_ptr addr,
@@ -2141,8 +2139,7 @@ uint32_t cpu_lduw_be_mmuidx_ra(CPUArchState *env, abi_ptr addr,
 int cpu_ldsw_be_mmuidx_ra(CPUArchState *env, abi_ptr addr,
                           int mmu_idx, uintptr_t ra)
 {
-    return (int16_t)cpu_load_helper(env, addr, mmu_idx, ra, MO_BESW,
-                                    full_be_lduw_mmu);
+    return (int16_t)cpu_lduw_be_mmuidx_ra(env, addr, mmu_idx, ra);
 }
 
 uint32_t cpu_ldl_be_mmuidx_ra(CPUArchState *env, abi_ptr addr,
@@ -2166,8 +2163,7 @@ uint32_t cpu_lduw_le_mmuidx_ra(CPUArchState *env, abi_ptr addr,
 int cpu_ldsw_le_mmuidx_ra(CPUArchState *env, abi_ptr addr,
                           int mmu_idx, uintptr_t ra)
 {
-    return (int16_t)cpu_load_helper(env, addr, mmu_idx, ra, MO_LESW,
-                                    full_le_lduw_mmu);
+    return (int16_t)cpu_lduw_le_mmuidx_ra(env, addr, mmu_idx, ra);
 }
 
 uint32_t cpu_ldl_le_mmuidx_ra(CPUArchState *env, abi_ptr addr,
diff --git a/accel/tcg/user-exec.c b/accel/tcg/user-exec.c
index 5ad808a25a..e687b9652e 100644
--- a/accel/tcg/user-exec.c
+++ b/accel/tcg/user-exec.c
@@ -866,13 +866,7 @@ uint32_t cpu_ldub_data(CPUArchState *env, abi_ptr ptr)
 
 int cpu_ldsb_data(CPUArchState *env, abi_ptr ptr)
 {
-    int ret;
-    uint16_t meminfo = trace_mem_get_info(MO_SB, MMU_USER_IDX, false);
-
-    trace_guest_mem_before_exec(env_cpu(env), ptr, meminfo);
-    ret = ldsb_p(g2h(env_cpu(env), ptr));
-    qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, meminfo);
-    return ret;
+    return (int8_t)cpu_ldub_data(env, ptr);
 }
 
 uint32_t cpu_lduw_be_data(CPUArchState *env, abi_ptr ptr)
@@ -888,13 +882,7 @@ uint32_t cpu_lduw_be_data(CPUArchState *env, abi_ptr ptr)
 
 int cpu_ldsw_be_data(CPUArchState *env, abi_ptr ptr)
 {
-    int ret;
-    uint16_t meminfo = trace_mem_get_info(MO_BESW, MMU_USER_IDX, false);
-
-    trace_guest_mem_before_exec(env_cpu(env), ptr, meminfo);
-    ret = ldsw_be_p(g2h(env_cpu(env), ptr));
-    qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, meminfo);
-    return ret;
+    return (int16_t)cpu_lduw_be_data(env, ptr);
 }
 
 uint32_t cpu_ldl_be_data(CPUArchState *env, abi_ptr ptr)
@@ -932,13 +920,7 @@ uint32_t cpu_lduw_le_data(CPUArchState *env, abi_ptr ptr)
 
 int cpu_ldsw_le_data(CPUArchState *env, abi_ptr ptr)
 {
-    int ret;
-    uint16_t meminfo = trace_mem_get_info(MO_LESW, MMU_USER_IDX, false);
-
-    trace_guest_mem_before_exec(env_cpu(env), ptr, meminfo);
-    ret = ldsw_le_p(g2h(env_cpu(env), ptr));
-    qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, meminfo);
-    return ret;
+    return (int16_t)cpu_lduw_le_data(env, ptr);
 }
 
 uint32_t cpu_ldl_le_data(CPUArchState *env, abi_ptr ptr)
@@ -975,12 +957,7 @@ uint32_t cpu_ldub_data_ra(CPUArchState *env, abi_ptr ptr, uintptr_t retaddr)
 
 int cpu_ldsb_data_ra(CPUArchState *env, abi_ptr ptr, uintptr_t retaddr)
 {
-    int ret;
-
-    set_helper_retaddr(retaddr);
-    ret = cpu_ldsb_data(env, ptr);
-    clear_helper_retaddr();
-    return ret;
+    return (int8_t)cpu_ldub_data_ra(env, ptr, retaddr);
 }
 
 uint32_t cpu_lduw_be_data_ra(CPUArchState *env, abi_ptr ptr, uintptr_t retaddr)
@@ -995,12 +972,7 @@ uint32_t cpu_lduw_be_data_ra(CPUArchState *env, abi_ptr ptr, uintptr_t retaddr)
 
 int cpu_ldsw_be_data_ra(CPUArchState *env, abi_ptr ptr, uintptr_t retaddr)
 {
-    int ret;
-
-    set_helper_retaddr(retaddr);
-    ret = cpu_ldsw_be_data(env, ptr);
-    clear_helper_retaddr();
-    return ret;
+    return (int16_t)cpu_lduw_be_data_ra(env, ptr, retaddr);
 }
 
 uint32_t cpu_ldl_be_data_ra(CPUArchState *env, abi_ptr ptr, uintptr_t retaddr)
@@ -1035,12 +1007,7 @@ uint32_t cpu_lduw_le_data_ra(CPUArchState *env, abi_ptr ptr, uintptr_t retaddr)
 
 int cpu_ldsw_le_data_ra(CPUArchState *env, abi_ptr ptr, uintptr_t retaddr)
 {
-    int ret;
-
-    set_helper_retaddr(retaddr);
-    ret = cpu_ldsw_le_data(env, ptr);
-    clear_helper_retaddr();
-    return ret;
+    return (int16_t)cpu_lduw_le_data_ra(env, ptr, retaddr);
 }
 
 uint32_t cpu_ldl_le_data_ra(CPUArchState *env, abi_ptr ptr, uintptr_t retaddr)
-- 
2.25.1



  parent reply	other threads:[~2021-08-18 19:35 UTC|newest]

Thread overview: 108+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-18 19:18 [PATCH v3 00/66] Unaligned access for user-only Richard Henderson
2021-08-18 19:18 ` [PATCH v3 01/66] util: Suppress -Wstringop-overflow in qemu_thread_start Richard Henderson
2021-08-19 15:13   ` Peter Maydell
2021-08-18 19:18 ` [PATCH v3 02/66] hw/core: Make do_unaligned_access noreturn Richard Henderson
2021-08-19  6:15   ` Alistair Francis
2021-08-18 19:18 ` [PATCH v3 03/66] hw/core: Make do_unaligned_access available to user-only Richard Henderson
2021-08-18 19:18 ` [PATCH v3 04/66] target/alpha: Implement do_unaligned_access for user-only Richard Henderson
2021-08-18 19:18 ` [PATCH v3 05/66] target/arm: " Richard Henderson
2021-08-18 19:18 ` [PATCH v3 06/66] target/hppa: " Richard Henderson
2021-08-19 15:32   ` Peter Maydell
2021-08-18 19:18 ` [PATCH v3 07/66] target/microblaze: Do not set MO_ALIGN " Richard Henderson
2021-08-18 19:18 ` [PATCH v3 08/66] target/mips: Implement do_unaligned_access " Richard Henderson
2021-08-19 15:34   ` Peter Maydell
2021-08-18 19:18 ` [PATCH v3 09/66] target/ppc: Move SPR_DSISR setting to powerpc_excp Richard Henderson
2021-08-19 15:39   ` Peter Maydell
2021-08-19 19:13     ` Richard Henderson
2021-08-18 19:18 ` [PATCH v3 10/66] target/ppc: Set fault address in ppc_cpu_do_unaligned_access Richard Henderson
2021-08-19 15:41   ` Peter Maydell
2021-08-18 19:18 ` [PATCH v3 11/66] target/ppc: Implement do_unaligned_access for user-only Richard Henderson
2021-08-19 15:44   ` Peter Maydell
2021-08-18 19:18 ` [PATCH v3 12/66] target/riscv: " Richard Henderson
2021-08-18 19:18 ` [PATCH v3 13/66] target/s390x: " Richard Henderson
2021-08-18 19:18 ` [PATCH v3 14/66] target/sh4: Set fault address in superh_cpu_do_unaligned_access Richard Henderson
2021-08-18 19:18 ` [PATCH v3 15/66] target/sh4: Implement do_unaligned_access for user-only Richard Henderson
2021-08-19 15:46   ` Peter Maydell
2021-08-19 19:21     ` Richard Henderson
2021-08-18 19:18 ` [PATCH v3 16/66] target/sparc: Remove DEBUG_UNALIGNED Richard Henderson
2021-08-18 19:18 ` [PATCH v3 17/66] target/sparc: Split out build_sfsr Richard Henderson
2021-08-18 19:18 ` [PATCH v3 18/66] target/sparc: Set fault address in sparc_cpu_do_unaligned_access Richard Henderson
2021-08-18 19:18 ` [PATCH v3 19/66] target/sparc: Implement do_unaligned_access for user-only Richard Henderson
2021-08-18 19:18 ` [PATCH v3 20/66] target/xtensa: " Richard Henderson
2021-08-18 19:18 ` [PATCH v3 21/66] accel/tcg: Report unaligned atomics " Richard Henderson
2021-08-18 19:18 ` Richard Henderson [this message]
2021-08-18 21:14   ` [PATCH v3 22/66] accel/tcg: Drop signness in tracing in cputlb.c Philippe Mathieu-Daudé
2021-08-18 19:18 ` [PATCH v3 23/66] tcg: Expand MO_SIZE to 3 bits Richard Henderson
2021-08-19  6:17   ` Alistair Francis
2021-08-18 19:18 ` [PATCH v3 24/66] tcg: Rename TCGMemOpIdx to MemOpIdx Richard Henderson
2021-08-19  6:17   ` Alistair Francis
2021-08-18 19:18 ` [PATCH v3 25/66] tcg: Split out MemOpIdx to exec/memopidx.h Richard Henderson
2021-08-18 19:18 ` [PATCH v3 26/66] trace/mem: Pass MemOpIdx to trace_mem_get_info Richard Henderson
2021-08-19 15:49   ` Peter Maydell
2021-08-18 19:18 ` [PATCH v3 27/66] accel/tcg: Pass MemOpIdx to atomic_trace_*_post Richard Henderson
2021-08-18 19:18 ` [PATCH v3 28/66] plugins: Reorg arguments to qemu_plugin_vcpu_mem_cb Richard Henderson
2021-08-30 21:42   ` Philippe Mathieu-Daudé
2021-08-18 19:18 ` [PATCH v3 29/66] trace: Split guest_mem_before Richard Henderson
2021-08-18 19:18 ` [PATCH v3 30/66] target/arm: Use MO_128 for 16 byte atomics Richard Henderson
2021-08-18 19:18 ` [PATCH v3 31/66] target/i386: " Richard Henderson
2021-08-18 19:18 ` [PATCH v3 32/66] target/ppc: " Richard Henderson
2021-08-18 19:18 ` [PATCH v3 33/66] target/s390x: " Richard Henderson
2021-08-18 19:18 ` [PATCH v3 34/66] target/hexagon: Implement cpu_mmu_index Richard Henderson
2021-08-18 19:18 ` [PATCH v3 35/66] accel/tcg: Add cpu_{ld,st}*_mmu interfaces Richard Henderson
2021-08-19 15:57   ` Peter Maydell
2021-08-18 19:18 ` [PATCH v3 36/66] accel/tcg: Move cpu_atomic decls to exec/cpu_ldst.h Richard Henderson
2021-08-18 19:18 ` [PATCH v3 37/66] target/mips: Use cpu_*_data_ra for msa load/store Richard Henderson
2021-08-18 19:18 ` [PATCH v3 38/66] target/mips: Use 8-byte memory ops " Richard Henderson
2021-08-18 19:18 ` [PATCH v3 39/66] target/s390x: Use cpu_*_mmu instead of helper_*_mmu Richard Henderson
2021-08-18 19:18 ` [PATCH v3 40/66] target/sparc: " Richard Henderson
2021-08-18 19:18 ` [PATCH v3 41/66] target/arm: " Richard Henderson
2021-08-18 19:18 ` [PATCH v3 42/66] tcg: Move helper_*_mmu decls to tcg/tcg-ldst.h Richard Henderson
2021-08-18 19:18 ` [PATCH v3 43/66] tcg: Add helper_unaligned_{ld, st} for user-only sigbus Richard Henderson
2021-08-19 15:58   ` Peter Maydell
2021-08-18 19:18 ` [PATCH v3 44/66] tcg/i386: Support raising sigbus for user-only Richard Henderson
2021-08-19 16:02   ` Peter Maydell
2021-08-18 19:18 ` [PATCH v3 45/66] tests/tcg/multiarch: Add sigbus.c Richard Henderson
2021-08-19 16:04   ` Peter Maydell
2021-08-18 19:19 ` [PATCH v3 46/66] linux-user: Split out do_prctl and subroutines Richard Henderson
2021-08-19 16:06   ` Peter Maydell
2021-08-19 19:30     ` Richard Henderson
2021-08-18 19:19 ` [PATCH v3 47/66] linux-user: Disable more prctl subcodes Richard Henderson
2021-08-18 19:19 ` [PATCH v3 48/66] hw/core/cpu: Re-sort the non-pointers to the end of CPUClass Richard Henderson
2021-08-18 21:17   ` Philippe Mathieu-Daudé
2021-08-18 19:19 ` [PATCH v3 49/66] linux-user: Add code for PR_GET/SET_UNALIGN Richard Henderson
2021-08-18 19:19 ` [PATCH v3 50/66] hw/core/cpu: Move cpu properties to cpu-sysemu.c Richard Henderson
2021-08-19 15:26   ` Peter Maydell
2021-08-19 16:52     ` Eduardo Habkost
2021-08-18 19:19 ` [PATCH v3 51/66] hw/core/cpu: Add prctl-unalign-sigbus property for user-only Richard Henderson
2021-08-18 19:19 ` [PATCH v3 52/66] target/alpha: Reorg fp memory operations Richard Henderson
2021-08-18 21:21   ` Philippe Mathieu-Daudé
2021-08-18 19:19 ` [PATCH v3 53/66] target/alpha: Reorg integer " Richard Henderson
2021-08-20  9:29   ` Peter Maydell
2021-08-18 19:19 ` [PATCH v3 54/66] target/alpha: Implement prctl_unalign_sigbus Richard Henderson
2021-08-18 19:19 ` [PATCH v3 55/66] target/hppa: " Richard Henderson
2021-08-18 19:19 ` [PATCH v3 56/66] target/sh4: " Richard Henderson
2021-08-18 19:19 ` [PATCH v3 57/66] accel/tcg/user-exec: Convert DEBUG_SIGNAL to tracepoint Richard Henderson
2021-08-18 21:22   ` Philippe Mathieu-Daudé
2021-08-18 19:19 ` [PATCH v3 58/66] include/exec: Move cpu_signal_handler declaration Richard Henderson
2021-08-18 21:23   ` Philippe Mathieu-Daudé
2021-08-19  6:18   ` Alistair Francis
2021-08-18 19:19 ` [PATCH v3 59/66] accel/tcg: Handle SIGBUS in handle_cpu_signal Richard Henderson
2021-08-20  9:34   ` Peter Maydell
2021-08-22  7:48     ` Richard Henderson
2021-08-18 19:19 ` [PATCH v3 60/66] tcg/aarch64: Support raising sigbus for user-only Richard Henderson
2021-08-20  9:46   ` Peter Maydell
2021-08-18 19:19 ` [PATCH v3 61/66] tcg/ppc: " Richard Henderson
2021-08-20 10:11   ` Peter Maydell
2021-08-18 19:19 ` [PATCH v3 62/66] tcg/s390: " Richard Henderson
2021-08-20 10:12   ` Peter Maydell
2021-08-18 19:19 ` [PATCH v3 63/66] tcg/tci: " Richard Henderson
2021-08-20 10:14   ` Peter Maydell
2021-08-22  7:59     ` Richard Henderson
2021-08-22 12:32       ` Peter Maydell
2021-08-22 17:09         ` Richard Henderson
2021-08-18 19:19 ` [PATCH v3 64/66] tcg: Canonicalize alignment flags in MemOp Richard Henderson
2021-08-18 21:24   ` Philippe Mathieu-Daudé
2021-08-18 19:19 ` [PATCH v3 65/66] tcg/riscv: Support raising sigbus for user-only Richard Henderson
2021-08-18 19:19 ` [PATCH v3 66/66] tcg/riscv: Remove add with zero on user-only memory access Richard Henderson
2021-08-30 21:29   ` Philippe Mathieu-Daudé
2021-08-30 22:38   ` Alistair Francis

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