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| author | Peter Maydell <peter.maydell@linaro.org> | 2017-11-16 12:45:14 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2017-11-16 12:45:14 +0000 |
| commit | 6a7cb8c3d674815cab08d884740d203fded12249 (patch) | |
| tree | fd510506d08d6d7cfaed7533f1133843aff99a6d /include | |
| parent | 8048082f7a11040a366942a2de8abb4c3d0020c9 (diff) | |
| parent | 3c5f9c3f35dd3b6d1d1cd68c9d4d86fc3c59c397 (diff) | |
| download | qemu-6a7cb8c3d674815cab08d884740d203fded12249.zip qemu-6a7cb8c3d674815cab08d884740d203fded12249.tar.gz qemu-6a7cb8c3d674815cab08d884740d203fded12249.tar.bz2 | |
Merge remote-tracking branch 'remotes/rth/tags/pull-tcg-20171115' into staging
User-mode memory helper fixes
# gpg: Signature made Wed 15 Nov 2017 12:32:33 GMT
# gpg: using RSA key 0x64DF38E8AF7E215F
# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>"
# Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A 05C0 64DF 38E8 AF7E 215F
* remotes/rth/tags/pull-tcg-20171115:
target/arm: Fix GETPC usage in do_paired_cmpxchg64_l/be
target/arm: Use helper_retaddr in stxp helpers
tcg: Record code_gen_buffer address for user-only memory helpers
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/exec/cpu_ldst.h | 2 | ||||
| -rw-r--r-- | include/exec/cpu_ldst_useronly_template.h | 14 |
2 files changed, 14 insertions, 2 deletions
diff --git a/include/exec/cpu_ldst.h b/include/exec/cpu_ldst.h index 6eb5fe8..191f2e9 100644 --- a/include/exec/cpu_ldst.h +++ b/include/exec/cpu_ldst.h @@ -76,6 +76,8 @@ #if defined(CONFIG_USER_ONLY) +extern __thread uintptr_t helper_retaddr; + /* In user-only mode we provide only the _code and _data accessors. */ #define MEMSUFFIX _data diff --git a/include/exec/cpu_ldst_useronly_template.h b/include/exec/cpu_ldst_useronly_template.h index 7b8c7c5..c168f31 100644 --- a/include/exec/cpu_ldst_useronly_template.h +++ b/include/exec/cpu_ldst_useronly_template.h @@ -73,7 +73,11 @@ glue(glue(glue(cpu_ld, USUFFIX), MEMSUFFIX), _ra)(CPUArchState *env, target_ulong ptr, uintptr_t retaddr) { - return glue(glue(cpu_ld, USUFFIX), MEMSUFFIX)(env, ptr); + RES_TYPE ret; + helper_retaddr = retaddr; + ret = glue(glue(cpu_ld, USUFFIX), MEMSUFFIX)(env, ptr); + helper_retaddr = 0; + return ret; } #if DATA_SIZE <= 2 @@ -93,7 +97,11 @@ glue(glue(glue(cpu_lds, SUFFIX), MEMSUFFIX), _ra)(CPUArchState *env, target_ulong ptr, uintptr_t retaddr) { - return glue(glue(cpu_lds, SUFFIX), MEMSUFFIX)(env, ptr); + int ret; + helper_retaddr = retaddr; + ret = glue(glue(cpu_lds, SUFFIX), MEMSUFFIX)(env, ptr); + helper_retaddr = 0; + return ret; } #endif @@ -116,7 +124,9 @@ glue(glue(glue(cpu_st, SUFFIX), MEMSUFFIX), _ra)(CPUArchState *env, RES_TYPE v, uintptr_t retaddr) { + helper_retaddr = retaddr; glue(glue(cpu_st, SUFFIX), MEMSUFFIX)(env, ptr, v); + helper_retaddr = 0; } #endif |