{"id":1063,"date":"2022-08-30T15:11:46","date_gmt":"2022-08-30T15:11:46","guid":{"rendered":"https:\/\/unknownerror.org\/index.php\/2013\/11\/09\/sucess-compile-but-fail-execute-assemble-mrc-instruction-on-ios-collection-of-common-programming-errors\/"},"modified":"2022-08-30T15:11:46","modified_gmt":"2022-08-30T15:11:46","slug":"sucess-compile-but-fail-execute-assemble-mrc-instruction-on-ios-collection-of-common-programming-errors","status":"publish","type":"post","link":"https:\/\/unknownerror.org\/index.php\/2022\/08\/30\/sucess-compile-but-fail-execute-assemble-mrc-instruction-on-ios-collection-of-common-programming-errors\/","title":{"rendered":"sucess compile but fail execute assemble MRC instruction on iOS?-Collection of common programming errors"},"content":{"rendered":"<p>From the ARMv7 Architecture Reference Manual:<\/p>\n<p><strong>MRC<\/strong><\/p>\n<blockquote>\n<p>Move to ARM core register from Coprocessor causes a coprocessor to transfer a value to an ARM core register or to the condition flags. If no coprocessor can execute the instruction, an Undefined Instruction exception is generated.<\/p>\n<\/blockquote>\n<p>Apparently, there just isn&#8217;t where to read a value from.<\/p>\n<p id=\"rop\"><small>Originally posted 2013-11-09 23:20:45. <\/small><\/p>","protected":false},"excerpt":{"rendered":"<p>From the ARMv7 Architecture Reference Manual: MRC Move to ARM core register from Coprocessor causes a coprocessor to transfer a value to an ARM core register or to the condition flags. If no coprocessor can execute the instruction, an Undefined Instruction exception is generated. Apparently, there just isn&#8217;t where to read a value from. Originally [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1063","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts\/1063","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/comments?post=1063"}],"version-history":[{"count":0,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts\/1063\/revisions"}],"wp:attachment":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/media?parent=1063"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/categories?post=1063"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/tags?post=1063"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}