From 32c072341f0d17ddc7443bd4c0adb9d2ed55fbd4 Mon Sep 17 00:00:00 2001 From: "Emilio G. Cota" Date: Tue, 22 May 2018 18:26:48 -0400 Subject: [PATCH] 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 Message-id: 1527028012-21888-2-git-send-email-cota@braap.org Signed-off-by: Stefan Hajnoczi --- include/exec/cpu_ldst_useronly_template.h | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/include/exec/cpu_ldst_useronly_template.h b/include/exec/cpu_ldst_useronly_template.h index c168f31bba..e30e58ed4a 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