{"id":481,"date":"2018-06-30T16:23:56","date_gmt":"2018-06-30T08:23:56","guid":{"rendered":"https:\/\/flandre-scarlet.moe\/blog\/?p=481"},"modified":"2020-02-10T21:01:18","modified_gmt":"2020-02-10T13:01:18","slug":"sse-%e6%8c%87%e4%bb%a4%e4%b8%ad-xmm-%e5%af%84%e5%ad%98%e5%99%a8%e5%a4%8d%e5%88%b6%e5%88%b0%e5%86%85%e5%ad%98%e5%87%ba%e7%8e%b0%e5%bc%82%e5%b8%b8","status":"publish","type":"post","link":"https:\/\/flandre-scarlet.moe\/blog\/481\/","title":{"rendered":"sse \u6307\u4ee4\u4e2d xmm \u5bc4\u5b58\u5668\u590d\u5236\u5230\u5185\u5b58\u51fa\u73b0\u5f02\u5e38"},"content":{"rendered":"<p>\u5728\u5c06\u6211\u7684\u4e1c\u65b9\u5f39\u5e55\u6e38\u620f\u62d6\u5230 win10 \u865a\u62df\u673a\u4e2d\u8fd0\u884c\u65f6\u53d1\u73b0\u7a0b\u5e8f\u4e00\u8fd0\u884c\u5c31\u5d29\u6e83\u4e86\uff0c\u62a5\u4e86\u5185\u5b58\u8bbf\u95ee\u5f02\u5e38(0xc0000005)\uff0c\u800c\u4e14\u591a\u8fd0\u884c\u51e0\u6b21\u73b0\u8c61\u4e5f\u4f1a\u4e0d\u540c\uff0c\u6709\u65f6\u662f\u76f4\u63a5\u5d29\u6e83\uff0c\u6709\u65f6\u8fd8\u80fd\u575a\u6301\u5230\u663e\u793a\u5b8c\u542f\u52a8\u753b\u9762\uff0c\u4f46\u8fdb\u5165\u6e38\u620f\u65f6\u8fd8\u662f\u4f1a\u9ad8\u6982\u7387\u7684\u5d29\u6e83 &#8211; -b \u3002<\/p>\n<p>\u4e8e\u662f\u6302\u4e0a windbg \u770b\u4e00\u4e0b\uff0c\u53d1\u73b0\u65ad\u5728\u4e86\u8fd9\u91cc<\/p>\n<pre class=\"brush: plain; highlight: [5]; title: ; notranslate\" title=\"\">\r\n0012da40 55              push    ebp\r\n0012da41 8bec            mov     ebp,esp\r\n0012da43 8b4508          mov     eax,dword ptr &#x5B;ebp+8]\r\n0012da46 0f2800          movaps  xmm0,xmmword ptr &#x5B;eax]\r\n0012da49 0f2901          movaps  xmmword ptr &#x5B;ecx],xmm0    ; &lt;--- 0xc0000005\r\n0012da4c 0f284010        movaps  xmm0,xmmword ptr &#x5B;eax+10h]\r\n0012da50 0f294110        movaps  xmmword ptr &#x5B;ecx+10h],xmm0\r\n<\/pre>\n<p><!--more--><\/p>\n<p>\u6ca1\u5565\u95ee\u9898\u554a\uff1f\u770b\u5230 ecx \u662f\u4e00\u4e2a\u6808\u4e0a\u7684\u5c40\u90e8\u53d8\u91cf\uff0c\u800c\u4e14\u5185\u5b58\u786e\u5b9e\u662f\u53ef\u5199\u72b6\u6001\u3002\u4e8e\u662f\u641c\u4e00\u641c <a href=\"https:\/\/c9x.me\/x86\/html\/file_module_x86_id_180.html\" rel=\"noopener noreferrer\" target=\"_blank\">movaps<\/a> \u7684\u89e3\u91ca\uff0c\u770b\u5230\u4e86\u91cc\u9762\u7684\u8fd9\u4e2a\uff1a&#8221;When the source or destination operand is a memory operand, the operand must be aligned on a 16-byte boundary or a general-protection exception (#GP) is generated.&#8221;\uff0c\u518d\u56de\u5934\u770b\u770b ecx \u7684\u503c\u662f 0x00404348\uff0c\u597d\u5427\u786e\u5b9e\u4e0d\u80fd\u88ab 16 \u6574\u9664\u3002\u3002\u3002\u6240\u4ee5\u4e3a\u4ec0\u4e48\u53ea\u6709\u5728\u865a\u62df\u673a\u4e2d\u624d\u4f1a\u51fa\u73b0\uff1f<\/p>\n<p>\u7ee7\u7eed\u5f80\u524d\u7ffb\u4ee3\u7801\uff0c\u53d1\u73b0 ecx \u662f\u7531 ID3D11DeviceContext::Map \u521b\u5efa\u800c\u6765\u7684\u4e00\u4e2a <a href=\"https:\/\/docs.microsoft.com\/zh-cn\/windows\/desktop\/api\/d3d11\/ns-d3d11-d3d11_mapped_subresource\" rel=\"noopener noreferrer\" target=\"_blank\">D3D11_MAPPED_SUBRESOURCE<\/a> \u6620\u5c04\u7ed3\u6784\uff0c\u968f\u540e\u53d1\u73b0\u4e86\u8fd9\u6bb5\u8bdd\uff1a<\/p>\n<ul>\n<li>For D3D_FEATURE_LEVEL_10_0 and higher, the pointer is aligned to 16 bytes.<\/li>\n<li>For lower than D3D_FEATURE_LEVEL_10_0, the pointer is aligned to 4 bytes.<\/li>\n<\/ul>\n<p>\u672c\u4ee5\u4e3a\u627e\u5230\u539f\u56e0\u4e86\uff0c\u4f46\u662f\u7528 dxdiag \u4e00\u770b\u6211\u53c8\u8ff7\u7cca\u4e86\uff0c\u865a\u62df\u673a\u4e2d\u7684 dx \u548c ddi \u7248\u672c\u90fd\u662f 10\uff0c\u652f\u6301 10.0\uff0c\u800c\u4e14\u4f7f\u7528 D3D11CreateDeviceAndSwapChain \u521b\u5efa\u8bbe\u5907\u540e\u663e\u793a\u6240\u7528\u7684 feature levels \u786e\u5b9e\u4e5f\u662f D3D_FEATURE_LEVEL_10_0\uff0c\u90a3\u4e48\u7167\u6587\u6863\u7684\u8bf4\u6cd5\u5e94\u8be5\u662f 16 \u5b57\u8282\u5bf9\u9f50\u624d\u5bf9 \u2220( \u141b \u300d\u2220)\uff3f\u3002<\/p>\n<p>\u968f\u540e\u7528\u7269\u7406\u673a\u5bf9\u6bd4\u4e86\u4e00\u4e0b\uff0c\u4f7f\u7528 D3D_FEATURE_LEVEL_10_0 \u521b\u5efa\u7684 d3d \u8bbe\u5907\u662f\u53ef\u4ee5\u6b63\u5e38\u8fd0\u884c\u7684\uff0c\u56e0\u6b64\u63a8\u6d4b\u662f\u865a\u62df\u673a\u663e\u5361\u9a71\u52a8\u7684\u5b9e\u73b0\u6709\u95ee\u9898\u3002\u5728\u865a\u62df\u673a\u4e2d\u8ddf\u8e2a\u4e86\u4e00\u756a\uff0c\u53d1\u73b0\u786e\u5b9e\u662f\u5728 VMware \u7684\u9a71\u52a8 vm3dum_10.dll \u4e2d\u8fd4\u56de\u4e86\u6ca1\u6709\u5bf9\u9f50\u7684\u5185\u5b58\u5730\u5740\u3002\uff08\u6240\u4ee5\u8fd8\u662f\u8001\u8001\u5b9e\u5b9e\u6362\u7269\u7406\u673a\u6d4b\u4e86\uff0cVMware \u641e\u7684\u8fd9\u53cd\u4eba\u7c7b\u9a71\u52a8\uff09<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u5c06\u6211\u7684\u4e1c\u65b9\u5f39\u5e55\u6e38\u620f\u62d6\u5230 win10 \u865a\u62df\u673a\u4e2d\u8fd0\u884c\u65f6\u53d1\u73b0\u7a0b\u5e8f\u4e00\u8fd0\u884c\u5c31\u5d29\u6e83\u4e86\uff0c\u62a5\u4e86\u5185\u5b58\u8bbf\u95ee\u5f02\u5e38(0xc00000&#8230; <\/p>\n<div class=\"read-more navbutton\"><a href=\"https:\/\/flandre-scarlet.moe\/blog\/481\/\">\u9605\u8bfb\u66f4\u591a<i class=\"fa fa-angle-double-right\"><\/i><\/a><\/div>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[41,40],"class_list":["post-481","post","type-post","status-publish","format-standard","hentry","category-debug","tag-movaps","tag-sse"],"_links":{"self":[{"href":"https:\/\/flandre-scarlet.moe\/blog\/wp-json\/wp\/v2\/posts\/481","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/flandre-scarlet.moe\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/flandre-scarlet.moe\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/flandre-scarlet.moe\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/flandre-scarlet.moe\/blog\/wp-json\/wp\/v2\/comments?post=481"}],"version-history":[{"count":3,"href":"https:\/\/flandre-scarlet.moe\/blog\/wp-json\/wp\/v2\/posts\/481\/revisions"}],"predecessor-version":[{"id":1199,"href":"https:\/\/flandre-scarlet.moe\/blog\/wp-json\/wp\/v2\/posts\/481\/revisions\/1199"}],"wp:attachment":[{"href":"https:\/\/flandre-scarlet.moe\/blog\/wp-json\/wp\/v2\/media?parent=481"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/flandre-scarlet.moe\/blog\/wp-json\/wp\/v2\/categories?post=481"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/flandre-scarlet.moe\/blog\/wp-json\/wp\/v2\/tags?post=481"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}