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plugins: Reorg arguments to qemu_plugin_vcpu_mem_cb

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Use the MemOpIdx directly, rather than the rearrangement
of the same bits currently done by the trace infrastructure.
Pass in enum qemu_plugin_mem_rw so that we are able to treat
read-modify-write operations as a single operation.

Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2021-07-26 11:48:30 -10:00
parent c3e83e376c
commit 37aff08726
8 changed files with 82 additions and 53 deletions
Download patch file Download diff file Expand all files Collapse all files

13
accel/tcg/atomic_common.c.inc
View file

@ -26,10 +26,7 @@ static void atomic_trace_rmw_pre(CPUArchState *env, target_ulong addr,
static void atomic_trace_rmw_post(CPUArchState *env, target_ulong addr,
MemOpIdx oi)
{
uint16_t info = trace_mem_get_info(oi, false);
qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, info);
qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, info | TRACE_MEM_ST);
qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, oi, QEMU_PLUGIN_MEM_RW);
}
#if HAVE_ATOMIC128
@ -44,9 +41,7 @@ static void atomic_trace_ld_pre(CPUArchState *env, target_ulong addr,
static void atomic_trace_ld_post(CPUArchState *env, target_ulong addr,
MemOpIdx oi)
{
uint16_t info = trace_mem_get_info(oi, false);
qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, info);
qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, oi, QEMU_PLUGIN_MEM_R);
}
static void atomic_trace_st_pre(CPUArchState *env, target_ulong addr,
@ -60,9 +55,7 @@ static void atomic_trace_st_pre(CPUArchState *env, target_ulong addr,
static void atomic_trace_st_post(CPUArchState *env, target_ulong addr,
MemOpIdx oi)
{
uint16_t info = trace_mem_get_info(oi, false);
qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, info);
qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, oi, QEMU_PLUGIN_MEM_W);
}
#endif

4
accel/tcg/cputlb.c
View file

@ -2120,7 +2120,7 @@ static inline uint64_t cpu_load_helper(CPUArchState *env, abi_ptr addr,
ret = full_load(env, addr, oi, retaddr);
qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, meminfo);
qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, oi, QEMU_PLUGIN_MEM_R);
return ret;
}
@ -2556,7 +2556,7 @@ cpu_store_helper(CPUArchState *env, target_ulong addr, uint64_t val,
store_helper(env, addr, val, oi, retaddr, op);
qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, meminfo);
qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, oi, QEMU_PLUGIN_MEM_W);
}
void cpu_stb_mmuidx_ra(CPUArchState *env, target_ulong addr, uint32_t val,

5
accel/tcg/plugin-gen.c
View file

@ -45,7 +45,6 @@
#include "qemu/osdep.h"
#include "tcg/tcg.h"
#include "tcg/tcg-op.h"
#include "trace/mem.h"
#include "exec/exec-all.h"
#include "exec/plugin-gen.h"
#include "exec/translator.h"
@ -211,9 +210,9 @@ static void gen_mem_wrapped(enum plugin_gen_cb type,
const union mem_gen_fn *f, TCGv addr,
uint32_t info, bool is_mem)
{
int wr = !!(info & TRACE_MEM_ST);
enum qemu_plugin_mem_rw rw = get_plugin_meminfo_rw(info);
gen_plugin_cb_start(PLUGIN_GEN_FROM_MEM, type, wr);
gen_plugin_cb_start(PLUGIN_GEN_FROM_MEM, type, rw);
if (is_mem) {
f->mem_fn(addr, info);
} else {

28
accel/tcg/user-exec.c
View file

@ -894,7 +894,7 @@ uint32_t cpu_ldub_data(CPUArchState *env, abi_ptr ptr)
trace_guest_mem_before_exec(env_cpu(env), ptr, meminfo);
ret = ldub_p(g2h(env_cpu(env), ptr));
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, meminfo);
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, oi, QEMU_PLUGIN_MEM_R);
return ret;
}
@ -911,7 +911,7 @@ uint32_t cpu_lduw_be_data(CPUArchState *env, abi_ptr ptr)
trace_guest_mem_before_exec(env_cpu(env), ptr, meminfo);
ret = lduw_be_p(g2h(env_cpu(env), ptr));
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, meminfo);
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, oi, QEMU_PLUGIN_MEM_R);
return ret;
}
@ -928,7 +928,7 @@ uint32_t cpu_ldl_be_data(CPUArchState *env, abi_ptr ptr)
trace_guest_mem_before_exec(env_cpu(env), ptr, meminfo);
ret = ldl_be_p(g2h(env_cpu(env), ptr));
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, meminfo);
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, oi, QEMU_PLUGIN_MEM_R);
return ret;
}
@ -940,7 +940,7 @@ uint64_t cpu_ldq_be_data(CPUArchState *env, abi_ptr ptr)
trace_guest_mem_before_exec(env_cpu(env), ptr, meminfo);
ret = ldq_be_p(g2h(env_cpu(env), ptr));
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, meminfo);
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, oi, QEMU_PLUGIN_MEM_R);
return ret;
}
@ -952,7 +952,7 @@ uint32_t cpu_lduw_le_data(CPUArchState *env, abi_ptr ptr)
trace_guest_mem_before_exec(env_cpu(env), ptr, meminfo);
ret = lduw_le_p(g2h(env_cpu(env), ptr));
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, meminfo);
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, oi, QEMU_PLUGIN_MEM_R);
return ret;
}
@ -969,7 +969,7 @@ uint32_t cpu_ldl_le_data(CPUArchState *env, abi_ptr ptr)
trace_guest_mem_before_exec(env_cpu(env), ptr, meminfo);
ret = ldl_le_p(g2h(env_cpu(env), ptr));
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, meminfo);
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, oi, QEMU_PLUGIN_MEM_R);
return ret;
}
@ -981,7 +981,7 @@ uint64_t cpu_ldq_le_data(CPUArchState *env, abi_ptr ptr)
trace_guest_mem_before_exec(env_cpu(env), ptr, meminfo);
ret = ldq_le_p(g2h(env_cpu(env), ptr));
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, meminfo);
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, oi, QEMU_PLUGIN_MEM_R);
return ret;
}
@ -1077,7 +1077,7 @@ void cpu_stb_data(CPUArchState *env, abi_ptr ptr, uint32_t val)
trace_guest_mem_before_exec(env_cpu(env), ptr, meminfo);
stb_p(g2h(env_cpu(env), ptr), val);
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, meminfo);
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, oi, QEMU_PLUGIN_MEM_W);
}
void cpu_stw_be_data(CPUArchState *env, abi_ptr ptr, uint32_t val)
@ -1087,7 +1087,7 @@ void cpu_stw_be_data(CPUArchState *env, abi_ptr ptr, uint32_t val)
trace_guest_mem_before_exec(env_cpu(env), ptr, meminfo);
stw_be_p(g2h(env_cpu(env), ptr), val);
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, meminfo);
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, oi, QEMU_PLUGIN_MEM_W);
}
void cpu_stl_be_data(CPUArchState *env, abi_ptr ptr, uint32_t val)
@ -1097,7 +1097,7 @@ void cpu_stl_be_data(CPUArchState *env, abi_ptr ptr, uint32_t val)
trace_guest_mem_before_exec(env_cpu(env), ptr, meminfo);
stl_be_p(g2h(env_cpu(env), ptr), val);
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, meminfo);
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, oi, QEMU_PLUGIN_MEM_W);
}
void cpu_stq_be_data(CPUArchState *env, abi_ptr ptr, uint64_t val)
@ -1107,7 +1107,7 @@ void cpu_stq_be_data(CPUArchState *env, abi_ptr ptr, uint64_t val)
trace_guest_mem_before_exec(env_cpu(env), ptr, meminfo);
stq_be_p(g2h(env_cpu(env), ptr), val);
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, meminfo);
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, oi, QEMU_PLUGIN_MEM_W);
}
void cpu_stw_le_data(CPUArchState *env, abi_ptr ptr, uint32_t val)
@ -1117,7 +1117,7 @@ void cpu_stw_le_data(CPUArchState *env, abi_ptr ptr, uint32_t val)
trace_guest_mem_before_exec(env_cpu(env), ptr, meminfo);
stw_le_p(g2h(env_cpu(env), ptr), val);
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, meminfo);
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, oi, QEMU_PLUGIN_MEM_W);
}
void cpu_stl_le_data(CPUArchState *env, abi_ptr ptr, uint32_t val)
@ -1127,7 +1127,7 @@ void cpu_stl_le_data(CPUArchState *env, abi_ptr ptr, uint32_t val)
trace_guest_mem_before_exec(env_cpu(env), ptr, meminfo);
stl_le_p(g2h(env_cpu(env), ptr), val);
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, meminfo);
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, oi, QEMU_PLUGIN_MEM_W);
}
void cpu_stq_le_data(CPUArchState *env, abi_ptr ptr, uint64_t val)
@ -1137,7 +1137,7 @@ void cpu_stq_le_data(CPUArchState *env, abi_ptr ptr, uint64_t val)
trace_guest_mem_before_exec(env_cpu(env), ptr, meminfo);
stq_le_p(g2h(env_cpu(env), ptr), val);
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, meminfo);
qemu_plugin_vcpu_mem_cb(env_cpu(env), ptr, oi, QEMU_PLUGIN_MEM_W);
}
void cpu_stb_data_ra(CPUArchState *env, abi_ptr ptr,