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accel/tcg: Pass MemOpIdx to atomic_trace_*_post

Browse source 
We will shortly use the MemOpIdx directly, but in the meantime
re-compute the trace meminfo.

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 08:19:40 -10:00
parent b0702c91c6
commit c3e83e376c
2 changed files with 39 additions and 39 deletions
Download patch file Download diff file Expand all files Collapse all files

30
accel/tcg/atomic_common.c.inc
View file

@ -13,55 +13,55 @@
* See the COPYING file in the top-level directory. * See the COPYING file in the top-level directory.
*/ */
static uint16_t atomic_trace_rmw_pre(CPUArchState *env, target_ulong addr, static void atomic_trace_rmw_pre(CPUArchState *env, target_ulong addr,
MemOpIdx oi) MemOpIdx oi)
{ {
CPUState *cpu = env_cpu(env); CPUState *cpu = env_cpu(env);
uint16_t info = trace_mem_get_info(oi, false); uint16_t info = trace_mem_get_info(oi, false);
trace_guest_mem_before_exec(cpu, addr, info); trace_guest_mem_before_exec(cpu, addr, info);
trace_guest_mem_before_exec(cpu, addr, info | TRACE_MEM_ST); trace_guest_mem_before_exec(cpu, addr, info | TRACE_MEM_ST);
return info;
} }
static void atomic_trace_rmw_post(CPUArchState *env, target_ulong addr, static void atomic_trace_rmw_post(CPUArchState *env, target_ulong addr,
uint16_t info) 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);
qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, info | TRACE_MEM_ST); qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, info | TRACE_MEM_ST);
} }
#if HAVE_ATOMIC128 #if HAVE_ATOMIC128
static uint16_t atomic_trace_ld_pre(CPUArchState *env, target_ulong addr, static void atomic_trace_ld_pre(CPUArchState *env, target_ulong addr,
MemOpIdx oi) MemOpIdx oi)
{ {
uint16_t info = trace_mem_get_info(oi, false); uint16_t info = trace_mem_get_info(oi, false);
trace_guest_mem_before_exec(env_cpu(env), addr, info); trace_guest_mem_before_exec(env_cpu(env), addr, info);
return info;
} }
static void atomic_trace_ld_post(CPUArchState *env, target_ulong addr, static void atomic_trace_ld_post(CPUArchState *env, target_ulong addr,
uint16_t info) 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);
} }
static uint16_t atomic_trace_st_pre(CPUArchState *env, target_ulong addr, static void atomic_trace_st_pre(CPUArchState *env, target_ulong addr,
MemOpIdx oi) MemOpIdx oi)
{ {
uint16_t info = trace_mem_get_info(oi, true); uint16_t info = trace_mem_get_info(oi, true);
trace_guest_mem_before_exec(env_cpu(env), addr, info); trace_guest_mem_before_exec(env_cpu(env), addr, info);
return info;
} }
static void atomic_trace_st_post(CPUArchState *env, target_ulong addr, static void atomic_trace_st_post(CPUArchState *env, target_ulong addr,
uint16_t info) 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);
} }
#endif #endif

48
accel/tcg/atomic_template.h
View file

@ -77,15 +77,15 @@ ABI_TYPE ATOMIC_NAME(cmpxchg)(CPUArchState *env, target_ulong addr,
DATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE, DATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE,
PAGE_READ | PAGE_WRITE, retaddr); PAGE_READ | PAGE_WRITE, retaddr);
DATA_TYPE ret; DATA_TYPE ret;
uint16_t info = atomic_trace_rmw_pre(env, addr, oi);
atomic_trace_rmw_pre(env, addr, oi);
#if DATA_SIZE == 16 #if DATA_SIZE == 16
ret = atomic16_cmpxchg(haddr, cmpv, newv); ret = atomic16_cmpxchg(haddr, cmpv, newv);
#else #else
ret = qatomic_cmpxchg__nocheck(haddr, cmpv, newv); ret = qatomic_cmpxchg__nocheck(haddr, cmpv, newv);
#endif #endif
ATOMIC_MMU_CLEANUP; ATOMIC_MMU_CLEANUP;
atomic_trace_rmw_post(env, addr, info); atomic_trace_rmw_post(env, addr, oi);
return ret; return ret;
} }
@ -97,11 +97,11 @@ ABI_TYPE ATOMIC_NAME(ld)(CPUArchState *env, target_ulong addr,
DATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE, DATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE,
PAGE_READ, retaddr); PAGE_READ, retaddr);
DATA_TYPE val; DATA_TYPE val;
uint16_t info = atomic_trace_ld_pre(env, addr, oi);
atomic_trace_ld_pre(env, addr, oi);
val = atomic16_read(haddr); val = atomic16_read(haddr);
ATOMIC_MMU_CLEANUP; ATOMIC_MMU_CLEANUP;
atomic_trace_ld_post(env, addr, info); atomic_trace_ld_post(env, addr, oi);
return val; return val;
} }
@ -110,11 +110,11 @@ void ATOMIC_NAME(st)(CPUArchState *env, target_ulong addr, ABI_TYPE val,
{ {
DATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE, DATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE,
PAGE_WRITE, retaddr); PAGE_WRITE, retaddr);
uint16_t info = atomic_trace_st_pre(env, addr, oi);
atomic_trace_st_pre(env, addr, oi);
atomic16_set(haddr, val); atomic16_set(haddr, val);
ATOMIC_MMU_CLEANUP; ATOMIC_MMU_CLEANUP;
atomic_trace_st_post(env, addr, info); atomic_trace_st_post(env, addr, oi);
} }
#endif #endif
#else #else
@ -124,11 +124,11 @@ ABI_TYPE ATOMIC_NAME(xchg)(CPUArchState *env, target_ulong addr, ABI_TYPE val,
DATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE, DATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE,
PAGE_READ | PAGE_WRITE, retaddr); PAGE_READ | PAGE_WRITE, retaddr);
DATA_TYPE ret; DATA_TYPE ret;
uint16_t info = atomic_trace_rmw_pre(env, addr, oi);
atomic_trace_rmw_pre(env, addr, oi);
ret = qatomic_xchg__nocheck(haddr, val); ret = qatomic_xchg__nocheck(haddr, val);
ATOMIC_MMU_CLEANUP; ATOMIC_MMU_CLEANUP;
atomic_trace_rmw_post(env, addr, info); atomic_trace_rmw_post(env, addr, oi);
return ret; return ret;
} }
@ -139,10 +139,10 @@ ABI_TYPE ATOMIC_NAME(X)(CPUArchState *env, target_ulong addr, \
DATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE, \ DATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE, \
PAGE_READ | PAGE_WRITE, retaddr); \ PAGE_READ | PAGE_WRITE, retaddr); \
DATA_TYPE ret; \ DATA_TYPE ret; \
uint16_t info = atomic_trace_rmw_pre(env, addr, oi); \ atomic_trace_rmw_pre(env, addr, oi); \
ret = qatomic_##X(haddr, val); \ ret = qatomic_##X(haddr, val); \
ATOMIC_MMU_CLEANUP; \ ATOMIC_MMU_CLEANUP; \
atomic_trace_rmw_post(env, addr, info); \ atomic_trace_rmw_post(env, addr, oi); \
return ret; \ return ret; \
} }
@ -172,7 +172,7 @@ ABI_TYPE ATOMIC_NAME(X)(CPUArchState *env, target_ulong addr, \
XDATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE, \ XDATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE, \
PAGE_READ | PAGE_WRITE, retaddr); \ PAGE_READ | PAGE_WRITE, retaddr); \
XDATA_TYPE cmp, old, new, val = xval; \ XDATA_TYPE cmp, old, new, val = xval; \
uint16_t info = atomic_trace_rmw_pre(env, addr, oi); \ atomic_trace_rmw_pre(env, addr, oi); \
smp_mb(); \ smp_mb(); \
cmp = qatomic_read__nocheck(haddr); \ cmp = qatomic_read__nocheck(haddr); \
do { \ do { \
@ -180,7 +180,7 @@ ABI_TYPE ATOMIC_NAME(X)(CPUArchState *env, target_ulong addr, \
cmp = qatomic_cmpxchg__nocheck(haddr, old, new); \ cmp = qatomic_cmpxchg__nocheck(haddr, old, new); \
} while (cmp != old); \ } while (cmp != old); \
ATOMIC_MMU_CLEANUP; \ ATOMIC_MMU_CLEANUP; \
atomic_trace_rmw_post(env, addr, info); \ atomic_trace_rmw_post(env, addr, oi); \
return RET; \ return RET; \
} }
@ -216,15 +216,15 @@ ABI_TYPE ATOMIC_NAME(cmpxchg)(CPUArchState *env, target_ulong addr,
DATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE, DATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE,
PAGE_READ | PAGE_WRITE, retaddr); PAGE_READ | PAGE_WRITE, retaddr);
DATA_TYPE ret; DATA_TYPE ret;
uint16_t info = atomic_trace_rmw_pre(env, addr, oi);
atomic_trace_rmw_pre(env, addr, oi);
#if DATA_SIZE == 16 #if DATA_SIZE == 16
ret = atomic16_cmpxchg(haddr, BSWAP(cmpv), BSWAP(newv)); ret = atomic16_cmpxchg(haddr, BSWAP(cmpv), BSWAP(newv));
#else #else
ret = qatomic_cmpxchg__nocheck(haddr, BSWAP(cmpv), BSWAP(newv)); ret = qatomic_cmpxchg__nocheck(haddr, BSWAP(cmpv), BSWAP(newv));
#endif #endif
ATOMIC_MMU_CLEANUP; ATOMIC_MMU_CLEANUP;
atomic_trace_rmw_post(env, addr, info); atomic_trace_rmw_post(env, addr, oi);
return BSWAP(ret); return BSWAP(ret);
} }
@ -236,11 +236,11 @@ ABI_TYPE ATOMIC_NAME(ld)(CPUArchState *env, target_ulong addr,
DATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE, DATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE,
PAGE_READ, retaddr); PAGE_READ, retaddr);
DATA_TYPE val; DATA_TYPE val;
uint16_t info = atomic_trace_ld_pre(env, addr, oi);
atomic_trace_ld_pre(env, addr, oi);
val = atomic16_read(haddr); val = atomic16_read(haddr);
ATOMIC_MMU_CLEANUP; ATOMIC_MMU_CLEANUP;
atomic_trace_ld_post(env, addr, info); atomic_trace_ld_post(env, addr, oi);
return BSWAP(val); return BSWAP(val);
} }
@ -249,12 +249,12 @@ void ATOMIC_NAME(st)(CPUArchState *env, target_ulong addr, ABI_TYPE val,
{ {
DATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE, DATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE,
PAGE_WRITE, retaddr); PAGE_WRITE, retaddr);
uint16_t info = atomic_trace_st_pre(env, addr, oi);
atomic_trace_st_pre(env, addr, oi);
val = BSWAP(val); val = BSWAP(val);
atomic16_set(haddr, val); atomic16_set(haddr, val);
ATOMIC_MMU_CLEANUP; ATOMIC_MMU_CLEANUP;
atomic_trace_st_post(env, addr, info); atomic_trace_st_post(env, addr, oi);
} }
#endif #endif
#else #else
@ -264,11 +264,11 @@ ABI_TYPE ATOMIC_NAME(xchg)(CPUArchState *env, target_ulong addr, ABI_TYPE val,
DATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE, DATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE,
PAGE_READ | PAGE_WRITE, retaddr); PAGE_READ | PAGE_WRITE, retaddr);
ABI_TYPE ret; ABI_TYPE ret;
uint16_t info = atomic_trace_rmw_pre(env, addr, oi);
atomic_trace_rmw_pre(env, addr, oi);
ret = qatomic_xchg__nocheck(haddr, BSWAP(val)); ret = qatomic_xchg__nocheck(haddr, BSWAP(val));
ATOMIC_MMU_CLEANUP; ATOMIC_MMU_CLEANUP;
atomic_trace_rmw_post(env, addr, info); atomic_trace_rmw_post(env, addr, oi);
return BSWAP(ret); return BSWAP(ret);
} }
@ -279,10 +279,10 @@ ABI_TYPE ATOMIC_NAME(X)(CPUArchState *env, target_ulong addr, \
DATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE, \ DATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE, \
PAGE_READ | PAGE_WRITE, retaddr); \ PAGE_READ | PAGE_WRITE, retaddr); \
DATA_TYPE ret; \ DATA_TYPE ret; \
uint16_t info = atomic_trace_rmw_pre(env, addr, oi); \ atomic_trace_rmw_pre(env, addr, oi); \
ret = qatomic_##X(haddr, BSWAP(val)); \ ret = qatomic_##X(haddr, BSWAP(val)); \
ATOMIC_MMU_CLEANUP; \ ATOMIC_MMU_CLEANUP; \
atomic_trace_rmw_post(env, addr, info); \ atomic_trace_rmw_post(env, addr, oi); \
return BSWAP(ret); \ return BSWAP(ret); \
} }
@ -309,7 +309,7 @@ ABI_TYPE ATOMIC_NAME(X)(CPUArchState *env, target_ulong addr, \
XDATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE, \ XDATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE, \
PAGE_READ | PAGE_WRITE, retaddr); \ PAGE_READ | PAGE_WRITE, retaddr); \
XDATA_TYPE ldo, ldn, old, new, val = xval; \ XDATA_TYPE ldo, ldn, old, new, val = xval; \
uint16_t info = atomic_trace_rmw_pre(env, addr, oi); \ atomic_trace_rmw_pre(env, addr, oi); \
smp_mb(); \ smp_mb(); \
ldn = qatomic_read__nocheck(haddr); \ ldn = qatomic_read__nocheck(haddr); \
do { \ do { \
@ -317,7 +317,7 @@ ABI_TYPE ATOMIC_NAME(X)(CPUArchState *env, target_ulong addr, \
ldn = qatomic_cmpxchg__nocheck(haddr, ldo, BSWAP(new)); \ ldn = qatomic_cmpxchg__nocheck(haddr, ldo, BSWAP(new)); \
} while (ldo != ldn); \ } while (ldo != ldn); \
ATOMIC_MMU_CLEANUP; \ ATOMIC_MMU_CLEANUP; \
atomic_trace_rmw_post(env, addr, info); \ atomic_trace_rmw_post(env, addr, oi); \
return RET; \ return RET; \
} }