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authorEmilio G. Cota <cota@braap.org>2018-05-22 18:26:48 -0400
committerStefan Hajnoczi <stefanha@redhat.com>2018-06-27 11:09:24 +0100
commit32c072341f0d17ddc7443bd4c0adb9d2ed55fbd4 (patch)
treef352f90eea8d326027fda4451ddbda80a8642798 /include/exec/cpu_ldst_useronly_template.h
parent00928a421d47f49691cace1207481b7aad31b1f1 (diff)
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trace: fix misreporting of TCG access sizes for user-space
trace_mem_build_info expects a size_shift for its first argument. Fix it. Signed-off-by: Emilio G. Cota <cota@braap.org> Message-id: 1527028012-21888-2-git-send-email-cota@braap.org Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'include/exec/cpu_ldst_useronly_template.h')
-rw-r--r--include/exec/cpu_ldst_useronly_template.h11
1 files changed, 8 insertions, 3 deletions
diff --git a/include/exec/cpu_ldst_useronly_template.h b/include/exec/cpu_ldst_useronly_template.h
index c168f31..e30e58e 100644
--- a/include/exec/cpu_ldst_useronly_template.h
+++ b/include/exec/cpu_ldst_useronly_template.h
@@ -33,20 +33,24 @@
#define SUFFIX q
#define USUFFIX q
#define DATA_TYPE uint64_t
+#define SHIFT 3
#elif DATA_SIZE == 4
#define SUFFIX l
#define USUFFIX l
#define DATA_TYPE uint32_t
+#define SHIFT 2
#elif DATA_SIZE == 2
#define SUFFIX w
#define USUFFIX uw
#define DATA_TYPE uint16_t
#define DATA_STYPE int16_t
+#define SHIFT 1
#elif DATA_SIZE == 1
#define SUFFIX b
#define USUFFIX ub
#define DATA_TYPE uint8_t
#define DATA_STYPE int8_t
+#define SHIFT 0
#else
#error unsupported data size
#endif
@@ -63,7 +67,7 @@ glue(glue(cpu_ld, USUFFIX), MEMSUFFIX)(CPUArchState *env, target_ulong ptr)
#if !defined(CODE_ACCESS)
trace_guest_mem_before_exec(
ENV_GET_CPU(env), ptr,
- trace_mem_build_info(DATA_SIZE, false, MO_TE, false));
+ trace_mem_build_info(SHIFT, false, MO_TE, false));
#endif
return glue(glue(ld, USUFFIX), _p)(g2h(ptr));
}
@@ -87,7 +91,7 @@ glue(glue(cpu_lds, SUFFIX), MEMSUFFIX)(CPUArchState *env, target_ulong ptr)
#if !defined(CODE_ACCESS)
trace_guest_mem_before_exec(
ENV_GET_CPU(env), ptr,
- trace_mem_build_info(DATA_SIZE, true, MO_TE, false));
+ trace_mem_build_info(SHIFT, true, MO_TE, false));
#endif
return glue(glue(lds, SUFFIX), _p)(g2h(ptr));
}
@@ -113,7 +117,7 @@ glue(glue(cpu_st, SUFFIX), MEMSUFFIX)(CPUArchState *env, target_ulong ptr,
#if !defined(CODE_ACCESS)
trace_guest_mem_before_exec(
ENV_GET_CPU(env), ptr,
- trace_mem_build_info(DATA_SIZE, false, MO_TE, true));
+ trace_mem_build_info(SHIFT, false, MO_TE, true));
#endif
glue(glue(st, SUFFIX), _p)(g2h(ptr), v);
}
@@ -136,3 +140,4 @@ glue(glue(glue(cpu_st, SUFFIX), MEMSUFFIX), _ra)(CPUArchState *env,
#undef SUFFIX
#undef USUFFIX
#undef DATA_SIZE
+#undef SHIFT