DOS ain't dead

GCC 4.6.x invalid code generation (Developers)

posted by marcov, 10.04.2012, 16:19

> Now I think that the problem is more caused by invalid objdump disassembly
> rather than invalid gcc code emision.

Afaik objdump also disassembles some non code sections. (e.g. jump tables)

Grepping in disassembled source and concluding gcc produces cmov's could therefore be erroneous.

Complete thread:

• DJGPP/GCC 4.6.2 invalid code generation when -march restrict - RayeR, 10.04.2012, 00:38 (Developers)
  • GCC 4.6.x invalid code generation - Rugxulo, 10.04.2012, 02:01
    • GCC 4.6.x invalid code generation - RayeR, 10.04.2012, 03:58
      • GCC 4.6.x invalid code generation - Rugxulo, 10.04.2012, 05:58
        • GCC 4.6.x invalid code generation - RayeR, 10.04.2012, 13:44
          • GCC 4.6.x invalid code generation - marcov, 10.04.2012, 16:19
            • GCC 4.6.x invalid code generation - RayeR, 10.04.2012, 17:44
              • GCC 4.6.x invalid code generation - RayeR, 14.04.2012, 23:28
                • GCC 4.6.x invalid code generation: MP [PATCH] configure cmov - Arjay, 15.04.2012, 09:05
                  • GCC 4.6.x invalid code generation: MP [PATCH] configure cmov - RayeR, 15.04.2012, 14:44
                    • GCC 4.6.x invalid code generation: MP [PATCH] configure cmov - RayeR, 26.04.2012, 01:50
                      • GCC 4.6.x invalid code generation - Rugxulo, 26.04.2012, 09:06
                        • GCC 4.6.x invalid code generation - RayeR, 28.04.2012, 02:14
                          • x264 0.124 update - RayeR, 01.05.2012, 17:57
                        • CMOVNTQ and multiple file access - DOS386, 16.06.2012, 12:53
                          • Multiple file access, FreeDOS file locking support - ecm, 16.06.2012, 14:31
                          • multiple file access / IUP 0.67 - Rugxulo, 16.06.2012, 17:48
                            • multiple file access / IUP 0.67 - DOS386, 17.06.2012, 09:33
                          • CMOVNTQ and multiple file access - RayeR, 19.06.2012, 20:38
                            • CMOVNTQ and multiple file access - RayeR, 21.06.2012, 04:32
                              • load SHARE - ecm, 21.06.2012, 05:06
                                • load SHARE - RayeR, 21.06.2012, 12:40
                                  • load SHARE - ecm, 21.06.2012, 12:47
                                    • load SHARE - RayeR, 21.06.2012, 19:58
                                      • load SHARE - RayeR, 21.06.2012, 23:31
                                      • load SHARE - ecm, 22.06.2012, 14:03
    • GCC 4.6.x invalid code generation - marcov, 10.04.2012, 16:16
      • GCC 4.6.x invalid code generation - RayeR, 10.04.2012, 17:49